This is Ultimate 0.2.4-tmp.dk.referee-eval-6908dde-m [2024-09-25 00:29:19,563 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:29:19,631 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 00:29:19,636 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:29:19,638 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:29:19,666 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:29:19,669 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:29:19,669 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:29:19,670 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:29:19,671 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:29:19,671 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:29:19,672 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:29:19,672 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:29:19,675 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:29:19,675 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:29:19,675 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:29:19,676 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:29:19,676 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:29:19,676 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 00:29:19,676 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:29:19,677 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:29:19,677 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:29:19,678 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:29:19,678 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:29:19,678 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:29:19,678 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:29:19,679 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:29:19,679 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:29:19,679 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:29:19,680 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:29:19,680 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:29:19,680 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:29:19,680 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:29:19,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:19,681 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:29:19,682 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:29:19,682 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:29:19,682 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 00:29:19,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 00:29:19,683 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:29:19,683 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:29:19,684 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:29:19,684 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:29:19,684 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:29:19,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:29:19,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:29:19,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:29:19,961 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:29:19,962 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:29:19,963 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c [2024-09-25 00:29:21,385 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:29:21,572 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:29:21,572 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c [2024-09-25 00:29:21,581 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/4da7b4f6b/3a79a616ff3c4ba3ab884771c7c28fd1/FLAGb8b07c312 [2024-09-25 00:29:21,596 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/4da7b4f6b/3a79a616ff3c4ba3ab884771c7c28fd1 [2024-09-25 00:29:21,599 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:29:21,599 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:29:21,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo3-ll_unwindbound2.yml/witness-2.1.yml [2024-09-25 00:29:21,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:29:21,647 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:29:21,648 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:21,648 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:29:21,653 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:29:21,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:21" (1/2) ... [2024-09-25 00:29:21,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e817ea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:21, skipping insertion in model container [2024-09-25 00:29:21,655 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:21" (1/2) ... [2024-09-25 00:29:21,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1316ebd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:21, skipping insertion in model container [2024-09-25 00:29:21,657 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:21" (2/2) ... [2024-09-25 00:29:21,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e817ea4 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:21, skipping insertion in model container [2024-09-25 00:29:21,657 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:21" (2/2) ... [2024-09-25 00:29:21,667 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:29:21,667 INFO L1541 ArrayList]: Loop invariant at [L35-L44] ((\old(counter) == 0) && (((((((__int128) z * x) + (((unsigned __int128) 18446744073709551615U * y) * az)) + a) + ((unsigned __int128) 18446744073709551615U * x)) % ((unsigned __int128) 1 << 64)) == 0)) [2024-09-25 00:29:21,668 INFO L1541 ArrayList]: Function contract at [L22]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-25 00:29:21,668 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= cond), ensures (1 <= cond) [2024-09-25 00:29:21,687 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:29:21,853 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c[525,538] [2024-09-25 00:29:21,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:21,879 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-25 00:29:21,915 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-25 00:29:21,931 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:21,949 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:29:21,951 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:21 WrapperNode [2024-09-25 00:29:21,951 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:21,952 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:29:21,952 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:29:21,952 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:29:21,966 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 25.09 12:29:21" (1/1) ... [2024-09-25 00:29:21,966 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 25.09 12:29:21" (1/1) ... [2024-09-25 00:29:21,973 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 25.09 12:29:21" (1/1) ... [2024-09-25 00:29:21,984 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-25 00:29:21,984 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 25.09 12:29:21" (1/1) ... [2024-09-25 00:29:21,988 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 25.09 12:29:21" (1/1) ... [2024-09-25 00:29:21,992 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 25.09 12:29:21" (1/1) ... [2024-09-25 00:29:21,995 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 25.09 12:29:21" (1/1) ... [2024-09-25 00:29:21,996 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 25.09 12:29:21" (1/1) ... [2024-09-25 00:29:21,997 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 25.09 12:29:21" (1/1) ... [2024-09-25 00:29:22,015 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:29:22,016 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:29:22,016 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:29:22,017 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:29:22,018 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 25.09 12:29:21" (1/1) ... [2024-09-25 00:29:22,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:22,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:29:22,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-25 00:29:22,059 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-25 00:29:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:29:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:29:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:29:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:29:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:29:22,099 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:29:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:29:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:29:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:29:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:29:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:29:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:29:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:29:22,100 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:29:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:29:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 00:29:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:29:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 00:29:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 00:29:22,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:29:22,158 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:29:22,160 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:29:22,200 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:22,305 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:22,319 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:29:22,347 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:29:22,348 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 00:29:22,348 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:22 BoogieIcfgContainer [2024-09-25 00:29:22,349 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:29:22,350 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:29:22,350 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:29:22,352 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:29:22,352 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:29:21" (1/4) ... [2024-09-25 00:29:22,353 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@13b4ec6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:29:22, skipping insertion in model container [2024-09-25 00:29:22,354 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:21" (2/4) ... [2024-09-25 00:29:22,355 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@13b4ec6c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:22, skipping insertion in model container [2024-09-25 00:29:22,355 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 25.09 12:29:21" (3/4) ... [2024-09-25 00:29:22,355 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@13b4ec6c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:22, skipping insertion in model container [2024-09-25 00:29:22,355 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:22" (4/4) ... [2024-09-25 00:29:22,357 INFO L79 RefereeObserver]: Analyzing ICFG geo3-ll_unwindbound2.c [2024-09-25 00:29:22,363 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 00:29:22,364 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-25 00:29:22,364 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:22,364 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:22,364 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-25 00:29:22,364 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-25 00:29:22,364 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:29:22,364 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:22,365 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-25 00:29:22,365 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-25 00:29:22,423 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-25 00:29:22,425 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:22,425 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:22,426 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:22,427 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:22,429 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:22,501 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-25 00:29:22,502 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:22,502 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:22,502 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:22,503 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:22,519 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:26,543 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:26,570 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:29:26,570 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:26,571 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:26,571 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:26,571 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:26,571 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:26,586 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:29:26,587 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:26,587 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:26,588 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:26,588 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:26,588 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:30,593 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:30,618 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:30,619 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:30,619 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:30,619 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:30,619 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:30,619 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:30,621 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:30,621 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:30,621 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:30,622 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:30,622 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:30,622 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:30,629 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:30,641 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-25 00:29:30,642 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:30,642 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:30,642 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:30,642 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:30,642 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:30,646 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-25 00:29:30,646 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:30,646 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:30,646 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:30,646 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:30,647 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:30,993 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:29:31,009 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 00:29:31,009 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:31,009 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:31,009 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:31,009 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:31,010 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:31,027 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 00:29:31,028 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:31,028 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:31,028 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:31,029 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:31,029 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:35,039 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:35,053 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:29:35,054 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:35,054 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:35,054 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:35,055 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:35,055 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:35,058 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:29:35,058 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:35,058 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:35,058 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:35,058 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:35,060 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:35,064 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:35,074 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:35,074 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:35,074 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:35,075 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:35,075 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:35,075 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:35,077 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:35,077 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:35,077 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:35,077 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:35,078 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:35,078 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:35,081 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:29:35,092 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-25 00:29:35,092 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:35,092 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:35,092 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:35,092 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:35,092 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:35,118 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-25 00:29:35,119 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:35,119 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:35,120 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:35,120 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:35,121 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:35,123 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:35,126 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-25 00:29:35,128 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@13b4ec6c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:29:35, skipping insertion in model container [2024-09-25 00:29:35,128 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:29:35,130 INFO L158 Benchmark]: Toolchain (without parser) took 13482.61ms. Allocated memory is still 167.8MB. Free memory was 95.1MB in the beginning and 82.7MB in the end (delta: 12.3MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2024-09-25 00:29:35,132 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 167.8MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:35,132 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 167.8MB. Free memory is still 97.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:35,133 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.24ms. Allocated memory is still 167.8MB. Free memory was 94.7MB in the beginning and 81.2MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:29:35,134 INFO L158 Benchmark]: Boogie Preprocessor took 63.67ms. Allocated memory is still 167.8MB. Free memory was 81.2MB in the beginning and 139.0MB in the end (delta: -57.7MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2024-09-25 00:29:35,135 INFO L158 Benchmark]: RCFGBuilder took 332.88ms. Allocated memory is still 167.8MB. Free memory was 139.0MB in the beginning and 124.7MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:29:35,135 INFO L158 Benchmark]: Referee took 12778.54ms. Allocated memory is still 167.8MB. Free memory was 124.7MB in the beginning and 82.7MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-09-25 00:29:35,138 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. 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 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 35 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. 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 0.19ms. Allocated memory is still 167.8MB. Free memory is still 123.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 167.8MB. Free memory is still 97.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.24ms. Allocated memory is still 167.8MB. Free memory was 94.7MB in the beginning and 81.2MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.67ms. Allocated memory is still 167.8MB. Free memory was 81.2MB in the beginning and 139.0MB in the end (delta: -57.7MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * RCFGBuilder took 332.88ms. Allocated memory is still 167.8MB. Free memory was 139.0MB in the beginning and 124.7MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 12778.54ms. Allocated memory is still 167.8MB. Free memory was 124.7MB in the beginning and 82.7MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 00:29:35,171 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... ### Bit-precise run ### This is Ultimate 0.2.4-tmp.dk.referee-eval-6908dde-m [2024-09-25 00:29:37,328 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:29:37,411 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-25 00:29:37,417 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:29:37,419 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:29:37,451 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:29:37,452 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:29:37,452 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:29:37,454 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:29:37,454 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:29:37,455 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:29:37,455 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:29:37,456 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:29:37,456 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:29:37,457 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:29:37,457 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:29:37,458 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:29:37,458 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:29:37,458 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:29:37,459 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:29:37,459 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:29:37,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:29:37,465 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:29:37,465 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-25 00:29:37,465 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-25 00:29:37,465 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:29:37,466 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-25 00:29:37,466 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:29:37,466 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:29:37,467 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:29:37,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:29:37,467 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:29:37,467 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:29:37,468 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:29:37,468 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:29:37,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:37,469 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:29:37,469 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:29:37,470 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:29:37,470 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-25 00:29:37,471 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-25 00:29:37,471 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:29:37,471 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:29:37,471 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:29:37,472 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:29:37,472 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-25 00:29:37,472 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:29:37,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:29:37,835 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:29:37,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:29:37,839 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:29:37,839 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:29:37,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c [2024-09-25 00:29:39,458 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:29:39,708 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:29:39,709 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c [2024-09-25 00:29:39,716 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0438780e3/625ef47183e04931be3f8c53c7d1c8e7/FLAG0d0125c89 [2024-09-25 00:29:40,045 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0438780e3/625ef47183e04931be3f8c53c7d1c8e7 [2024-09-25 00:29:40,048 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:29:40,048 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:29:40,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo3-ll_unwindbound2.yml/witness-2.1.yml [2024-09-25 00:29:40,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:29:40,102 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:29:40,103 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:40,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:29:40,109 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:29:40,110 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:40" (1/2) ... [2024-09-25 00:29:40,112 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cb36652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:40, skipping insertion in model container [2024-09-25 00:29:40,112 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:40" (1/2) ... [2024-09-25 00:29:40,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3cb361d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:40, skipping insertion in model container [2024-09-25 00:29:40,113 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:40" (2/2) ... [2024-09-25 00:29:40,114 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cb36652 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:40, skipping insertion in model container [2024-09-25 00:29:40,114 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:40" (2/2) ... [2024-09-25 00:29:40,127 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:29:40,127 INFO L1541 ArrayList]: Loop invariant at [L35-L44] ((\old(counter) == 0) && (((((((__int128) z * x) + (((unsigned __int128) 18446744073709551615U * y) * az)) + a) + ((unsigned __int128) 18446744073709551615U * x)) % ((unsigned __int128) 1 << 64)) == 0)) [2024-09-25 00:29:40,128 INFO L1541 ArrayList]: Function contract at [L22]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-25 00:29:40,128 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= cond), ensures (1 <= cond) [2024-09-25 00:29:40,148 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:29:40,326 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c[525,538] [2024-09-25 00:29:40,359 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:40,373 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-25 00:29:40,412 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound2.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-25 00:29:40,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:40,452 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:29:40,453 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:40 WrapperNode [2024-09-25 00:29:40,453 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:40,455 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:29:40,455 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:29:40,455 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:29:40,468 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 25.09 12:29:40" (1/1) ... [2024-09-25 00:29:40,469 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 25.09 12:29:40" (1/1) ... [2024-09-25 00:29:40,478 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 25.09 12:29:40" (1/1) ... [2024-09-25 00:29:40,493 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-25 00:29:40,494 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 25.09 12:29:40" (1/1) ... [2024-09-25 00:29:40,495 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 25.09 12:29:40" (1/1) ... [2024-09-25 00:29:40,505 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 25.09 12:29:40" (1/1) ... [2024-09-25 00:29:40,509 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 25.09 12:29:40" (1/1) ... [2024-09-25 00:29:40,514 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 25.09 12:29:40" (1/1) ... [2024-09-25 00:29:40,516 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 25.09 12:29:40" (1/1) ... [2024-09-25 00:29:40,519 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:29:40,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:29:40,522 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:29:40,522 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:29:40,523 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 25.09 12:29:40" (1/1) ... [2024-09-25 00:29:40,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:40,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:29:40,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-25 00:29:40,576 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-25 00:29:40,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:29:40,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:29:40,622 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:29:40,622 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:29:40,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:29:40,622 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:29:40,622 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:29:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:29:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:29:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:29:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:29:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:29:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:29:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:29:40,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:29:40,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-25 00:29:40,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:29:40,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-25 00:29:40,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-25 00:29:40,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:29:40,708 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:29:40,713 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:29:40,769 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:41,936 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:41,954 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:29:41,985 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:29:41,985 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 00:29:41,987 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:41 BoogieIcfgContainer [2024-09-25 00:29:41,987 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:29:41,988 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:29:41,988 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:29:41,989 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:29:41,989 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:29:40" (1/4) ... [2024-09-25 00:29:41,990 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@45eaf4e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:29:41, skipping insertion in model container [2024-09-25 00:29:41,991 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:40" (2/4) ... [2024-09-25 00:29:41,991 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@45eaf4e1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:41, skipping insertion in model container [2024-09-25 00:29:41,992 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 25.09 12:29:40" (3/4) ... [2024-09-25 00:29:41,992 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@45eaf4e1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:41, skipping insertion in model container [2024-09-25 00:29:41,992 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:41" (4/4) ... [2024-09-25 00:29:41,993 INFO L79 RefereeObserver]: Analyzing ICFG geo3-ll_unwindbound2.c [2024-09-25 00:29:42,000 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 00:29:42,001 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-25 00:29:42,001 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:42,001 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:42,001 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-25 00:29:42,002 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-25 00:29:42,002 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:29:42,002 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:42,002 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-25 00:29:42,002 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-09-25 00:29:42,050 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-25 00:29:42,051 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:42,052 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:42,053 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:42,053 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:42,055 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:42,087 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-25 00:29:42,088 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:42,088 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:42,088 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:42,089 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:42,096 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:42,115 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:42,145 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:29:42,148 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:42,148 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:42,148 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:42,148 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:42,148 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:42,165 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:29:42,168 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:42,168 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:42,168 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:42,169 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:42,169 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:42,175 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:42,202 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:42,202 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:42,202 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:42,203 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:42,203 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:42,203 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:42,204 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:42,204 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:42,204 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:42,205 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:42,205 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:42,205 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:42,214 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:42,234 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-25 00:29:42,234 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:42,235 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:42,235 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:42,235 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:42,235 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:42,240 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-25 00:29:42,243 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:42,243 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:42,244 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:42,244 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:42,244 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:42,269 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:29:42,294 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 00:29:42,295 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:42,295 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:42,295 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:42,295 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:42,295 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:42,323 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 00:29:42,323 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:42,323 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:42,323 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:42,323 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:42,323 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:46,425 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:46,474 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:29:46,475 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:46,475 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:46,475 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:46,475 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:46,475 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:46,478 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:29:46,478 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:46,478 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:46,479 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:46,480 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:46,481 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:46,484 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:46,498 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:46,499 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:46,499 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:46,499 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:46,499 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:46,499 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:46,501 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:46,502 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:46,503 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:46,503 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:46,503 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:46,503 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:46,505 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:29:46,516 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-25 00:29:46,517 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:46,518 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:46,518 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:46,518 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:46,519 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:46,545 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-25 00:29:46,546 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:46,546 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:46,546 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:46,546 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:46,547 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:46,549 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:46,552 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-25 00:29:46,553 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@45eaf4e1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:29:46, skipping insertion in model container [2024-09-25 00:29:46,553 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:29:46,555 INFO L158 Benchmark]: Toolchain (without parser) took 6452.32ms. Allocated memory is still 92.3MB. Free memory was 65.7MB in the beginning and 41.3MB in the end (delta: 24.4MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2024-09-25 00:29:46,556 INFO L158 Benchmark]: CDTParser took 0.89ms. Allocated memory is still 65.0MB. Free memory is still 46.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:46,557 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 67.7MB in the end (delta: 248.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:46,557 INFO L158 Benchmark]: CACSL2BoogieTranslator took 350.35ms. Allocated memory is still 92.3MB. Free memory was 65.7MB in the beginning and 51.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:29:46,558 INFO L158 Benchmark]: Boogie Preprocessor took 65.75ms. Allocated memory is still 92.3MB. Free memory was 51.5MB in the beginning and 49.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:29:46,559 INFO L158 Benchmark]: RCFGBuilder took 1465.91ms. Allocated memory is still 92.3MB. Free memory was 49.2MB in the beginning and 57.4MB in the end (delta: -8.2MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2024-09-25 00:29:46,560 INFO L158 Benchmark]: Referee took 4565.69ms. Allocated memory is still 92.3MB. Free memory was 57.4MB in the beginning and 41.3MB in the end (delta: 16.1MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-09-25 00:29:46,562 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. 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 35 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. 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 entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89ms. Allocated memory is still 65.0MB. Free memory is still 46.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 67.7MB in the end (delta: 248.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 350.35ms. Allocated memory is still 92.3MB. Free memory was 65.7MB in the beginning and 51.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.75ms. Allocated memory is still 92.3MB. Free memory was 51.5MB in the beginning and 49.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1465.91ms. Allocated memory is still 92.3MB. Free memory was 49.2MB in the beginning and 57.4MB in the end (delta: -8.2MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * Referee took 4565.69ms. Allocated memory is still 92.3MB. Free memory was 57.4MB in the beginning and 41.3MB in the end (delta: 16.1MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 00:29:46,611 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...