This is Ultimate 0.2.4-dev-1d5fa63-m [2024-09-13 10:09:30,995 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:09:31,071 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 10:09:31,077 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:09:31,077 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:09:31,110 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:09:31,111 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:09:31,111 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:09:31,113 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:09:31,114 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:09:31,115 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:09:31,115 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:09:31,116 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:09:31,118 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:09:31,118 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:09:31,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:09:31,119 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:09:31,119 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:09:31,121 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 10:09:31,122 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:09:31,123 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:09:31,124 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:09:31,124 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:09:31,124 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:09:31,125 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:09:31,125 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:09:31,125 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:09:31,125 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:09:31,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:09:31,126 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:09:31,126 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:09:31,126 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:09:31,127 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:09:31,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:31,128 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:09:31,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:09:31,129 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:09:31,129 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 10:09:31,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 10:09:31,129 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:09:31,130 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:09:31,130 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:09:31,130 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:09:31,130 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:09:31,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:09:31,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:09:31,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:09:31,389 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:09:31,390 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:09:31,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound20.yml/witness-2.1.yml [2024-09-13 10:09:31,446 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:09:31,446 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:09:31,447 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-13 10:09:32,901 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:09:33,053 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:09:33,054 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-13 10:09:33,062 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/28ce06362/b8c8156f29ee437eb3b49ccfdebbf4df/FLAG1e3186404 [2024-09-13 10:09:33,085 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/28ce06362/b8c8156f29ee437eb3b49ccfdebbf4df [2024-09-13 10:09:33,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:09:33,087 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:09:33,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:33,089 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:09:33,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:09:33,095 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 10:09:31" (1/2) ... [2024-09-13 10:09:33,098 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@380dd855 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:33, skipping insertion in model container [2024-09-13 10:09:33,098 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 10:09:31" (1/2) ... [2024-09-13 10:09:33,100 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@568a9fd2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:33, skipping insertion in model container [2024-09-13 10:09:33,100 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:33" (2/2) ... [2024-09-13 10:09:33,100 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@380dd855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:33, skipping insertion in model container [2024-09-13 10:09:33,100 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:33" (2/2) ... [2024-09-13 10:09:33,108 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:09:33,108 INFO L1541 ArrayList]: Loop invariant at [L35-L44] (((z <= 20) && (((((((__int128) z * x) + (((__int128) 18446744073709551615U * z) * y)) + ((unsigned __int128) 18446744073709551615U * x)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) && (0 <= z)) [2024-09-13 10:09:33,108 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 10:09:33,109 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-13 10:09:33,126 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:09:33,287 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/geo2-ll_valuebound20.c[524,537] [2024-09-13 10:09:33,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:33,313 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 10:09:33,351 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/geo2-ll_valuebound20.c[524,537] Start Parsing Local [2024-09-13 10:09:33,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:33,382 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:09:33,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:33 WrapperNode [2024-09-13 10:09:33,383 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:33,384 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:09:33,384 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:09:33,384 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:09:33,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:33" (1/1) ... [2024-09-13 10:09:33,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:33" (1/1) ... [2024-09-13 10:09:33,403 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:33" (1/1) ... [2024-09-13 10:09:33,415 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 10:09:33,415 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:33" (1/1) ... [2024-09-13 10:09:33,416 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:33" (1/1) ... [2024-09-13 10:09:33,423 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:33" (1/1) ... [2024-09-13 10:09:33,426 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:33" (1/1) ... [2024-09-13 10:09:33,430 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:33" (1/1) ... [2024-09-13 10:09:33,431 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:33" (1/1) ... [2024-09-13 10:09:33,432 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:09:33,435 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:09:33,436 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:09:33,436 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:09:33,437 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:33" (1/1) ... [2024-09-13 10:09:33,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:33,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:09:33,465 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 10:09:33,468 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 10:09:33,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:09:33,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:09:33,507 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:09:33,508 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:09:33,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:09:33,509 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:09:33,509 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:09:33,509 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:09:33,509 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:09:33,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:09:33,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 10:09:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:09:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:09:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:09:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:09:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 10:09:33,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:09:33,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 10:09:33,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 10:09:33,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:09:33,567 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:09:33,570 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:09:33,717 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:33,732 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:09:33,755 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:09:33,756 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 10:09:33,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:33 BoogieIcfgContainer [2024-09-13 10:09:33,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:09:33,757 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:09:33,757 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:09:33,758 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:09:33,758 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 10:09:31" (1/4) ... [2024-09-13 10:09:33,759 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3ca202c4 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:09:33, skipping insertion in model container [2024-09-13 10:09:33,759 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:09:33" (2/4) ... [2024-09-13 10:09:33,759 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3ca202c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:09:33, skipping insertion in model container [2024-09-13 10:09:33,759 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:33" (3/4) ... [2024-09-13 10:09:33,760 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3ca202c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:09:33, skipping insertion in model container [2024-09-13 10:09:33,760 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:33" (4/4) ... [2024-09-13 10:09:33,761 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound20.c [2024-09-13 10:09:33,765 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 10:09:33,766 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:09:33,766 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-13 10:09:33,766 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 10:09:33,767 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-13 10:09:33,767 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:09:33,767 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 10:09:33,767 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 10:09:33,767 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-13 10:09:33,810 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 10:09:33,811 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:33,812 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:33,813 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:33,815 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:33,817 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:33,827 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 10:09:33,828 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:33,828 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:33,828 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:33,828 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:33,832 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:33,846 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:33,878 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:09:33,882 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:33,882 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:33,882 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:33,883 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:33,883 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:33,924 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:09:33,925 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:33,925 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:33,925 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:33,925 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:33,925 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:37,935 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:37,970 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 10:09:37,971 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:37,972 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:37,972 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:37,972 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:37,972 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:37,988 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 10:09:37,989 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:37,989 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:37,989 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:37,990 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:37,990 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:37,993 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:38,007 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-13 10:09:38,007 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:38,008 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:38,008 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:38,008 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:38,008 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:38,028 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-13 10:09:38,028 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:38,028 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:38,029 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:38,029 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:38,033 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:38,038 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:38,056 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:38,059 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:38,059 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:38,060 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:38,060 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:38,060 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:38,066 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:38,067 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:38,067 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:38,068 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:38,068 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:38,068 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:42,074 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:42,086 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:09:42,086 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:42,086 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:42,087 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:42,087 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:42,087 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:42,090 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:09:42,090 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:42,090 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:42,090 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:42,090 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:42,091 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:42,093 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:42,102 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:42,102 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:42,103 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:42,103 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:42,103 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:42,104 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:42,105 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:42,107 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:42,107 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:42,107 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:42,107 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:42,108 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:42,112 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:09:42,117 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-13 10:09:42,118 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3ca202c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:09:42, skipping insertion in model container [2024-09-13 10:09:42,118 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:09:42,120 INFO L158 Benchmark]: Toolchain (without parser) took 9032.27ms. Allocated memory is still 163.6MB. Free memory was 108.1MB in the beginning and 47.4MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2024-09-13 10:09:42,120 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 163.6MB. Free memory is still 129.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:42,121 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 163.6MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:42,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.59ms. Allocated memory is still 163.6MB. Free memory was 108.1MB in the beginning and 94.1MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:09:42,123 INFO L158 Benchmark]: Boogie Preprocessor took 48.46ms. Allocated memory is still 163.6MB. Free memory was 94.1MB in the beginning and 92.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 10:09:42,123 INFO L158 Benchmark]: RCFGBuilder took 320.83ms. Allocated memory is still 163.6MB. Free memory was 92.0MB in the beginning and 78.8MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 10:09:42,124 INFO L158 Benchmark]: Referee took 8361.52ms. Allocated memory is still 163.6MB. Free memory was 78.8MB in the beginning and 47.4MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-09-13 10:09:42,126 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. 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. 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 assume_abort_if_not to exit of procedure assume_abort_if_not. 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 check that procedure precondition always holds at line 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.18ms. Allocated memory is still 163.6MB. Free memory is still 129.0MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.27ms. Allocated memory is still 163.6MB. Free memory is still 126.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.59ms. Allocated memory is still 163.6MB. Free memory was 108.1MB in the beginning and 94.1MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.46ms. Allocated memory is still 163.6MB. Free memory was 94.1MB in the beginning and 92.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 320.83ms. Allocated memory is still 163.6MB. Free memory was 92.0MB in the beginning and 78.8MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 8361.52ms. Allocated memory is still 163.6MB. Free memory was 78.8MB in the beginning and 47.4MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:09:42,151 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.4-dev-1d5fa63-m [2024-09-13 10:09:44,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:09:44,538 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-13 10:09:44,543 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:09:44,543 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:09:44,576 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:09:44,577 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:09:44,577 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:09:44,578 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:09:44,579 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:09:44,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:09:44,580 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:09:44,581 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:09:44,581 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:09:44,581 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:09:44,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:09:44,582 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:09:44,582 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:09:44,583 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:09:44,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:09:44,586 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:09:44,586 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:09:44,587 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:09:44,587 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-13 10:09:44,587 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-13 10:09:44,588 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:09:44,588 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-13 10:09:44,588 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:09:44,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:09:44,589 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:09:44,589 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:09:44,590 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:09:44,590 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:09:44,590 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:09:44,590 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:09:44,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:44,591 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:09:44,591 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:09:44,591 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:09:44,592 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-13 10:09:44,592 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-13 10:09:44,593 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:09:44,594 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:09:44,594 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:09:44,594 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:09:44,594 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-13 10:09:44,595 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:09:44,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:09:44,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:09:44,929 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:09:44,930 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:09:44,930 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:09:44,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-13 10:09:46,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:09:46,599 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:09:46,600 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-13 10:09:46,611 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/90c540bc1/c5795c89c0294acc86cf9a3ec5894a94/FLAG13c84ab07 [2024-09-13 10:09:46,624 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/90c540bc1/c5795c89c0294acc86cf9a3ec5894a94 [2024-09-13 10:09:46,627 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:09:46,627 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:09:46,628 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound20.yml/witness-2.1.yml [2024-09-13 10:09:46,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:09:46,682 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:09:46,684 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:46,684 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:09:46,688 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:09:46,689 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:46" (1/2) ... [2024-09-13 10:09:46,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522a3161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:46, skipping insertion in model container [2024-09-13 10:09:46,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:09:46" (1/2) ... [2024-09-13 10:09:46,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b9dbc41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:09:46, skipping insertion in model container [2024-09-13 10:09:46,694 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 10:09:46" (2/2) ... [2024-09-13 10:09:46,695 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522a3161 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:46, skipping insertion in model container [2024-09-13 10:09:46,695 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 10:09:46" (2/2) ... [2024-09-13 10:09:46,704 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:09:46,705 INFO L1541 ArrayList]: Loop invariant at [L35-L44] (((z <= 20) && (((((((__int128) z * x) + (((__int128) 18446744073709551615U * z) * y)) + ((unsigned __int128) 18446744073709551615U * x)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) && (0 <= z)) [2024-09-13 10:09:46,705 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-13 10:09:46,705 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 10:09:46,725 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:09:46,891 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/geo2-ll_valuebound20.c[524,537] [2024-09-13 10:09:46,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:46,933 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 10:09:46,971 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/geo2-ll_valuebound20.c[524,537] Start Parsing Local [2024-09-13 10:09:46,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:09:47,005 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:09:47,006 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:09:47 WrapperNode [2024-09-13 10:09:47,006 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:09:47,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:09:47,008 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:09:47,008 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:09:47,019 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 10:09:47" (1/1) ... [2024-09-13 10:09:47,021 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 10:09:47" (1/1) ... [2024-09-13 10:09:47,029 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 10:09:47" (1/1) ... [2024-09-13 10:09:47,048 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 10:09:47,051 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 10:09:47" (1/1) ... [2024-09-13 10:09:47,051 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 10:09:47" (1/1) ... [2024-09-13 10:09:47,059 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 10:09:47" (1/1) ... [2024-09-13 10:09:47,066 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 10:09:47" (1/1) ... [2024-09-13 10:09:47,067 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 10:09:47" (1/1) ... [2024-09-13 10:09:47,068 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 10:09:47" (1/1) ... [2024-09-13 10:09:47,070 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:09:47,072 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:09:47,072 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:09:47,073 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:09:47,074 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 10:09:47" (1/1) ... [2024-09-13 10:09:47,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:09:47,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:09:47,101 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 10:09:47,107 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 10:09:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:09:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:09:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:09:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:09:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:09:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:09:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:09:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:09:47,151 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:09:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:09:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 10:09:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:09:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:09:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:09:47,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:09:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-13 10:09:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:09:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-13 10:09:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-13 10:09:47,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:09:47,216 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:09:47,220 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:09:48,105 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:09:48,132 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:09:48,156 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:09:48,156 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 10:09:48,157 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:09:48 BoogieIcfgContainer [2024-09-13 10:09:48,157 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:09:48,158 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:09:48,158 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:09:48,158 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:09:48,159 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:09:46" (1/4) ... [2024-09-13 10:09:48,159 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@12b8746c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:09:48, skipping insertion in model container [2024-09-13 10:09:48,159 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 10:09:46" (2/4) ... [2024-09-13 10:09:48,159 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@12b8746c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:09:48, skipping insertion in model container [2024-09-13 10:09:48,160 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 10:09:47" (3/4) ... [2024-09-13 10:09:48,160 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@12b8746c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:09:48, skipping insertion in model container [2024-09-13 10:09:48,160 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 10:09:48" (4/4) ... [2024-09-13 10:09:48,161 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound20.c [2024-09-13 10:09:48,164 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 10:09:48,165 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:09:48,165 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-13 10:09:48,166 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 10:09:48,166 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-13 10:09:48,166 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:09:48,166 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 10:09:48,166 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 10:09:48,167 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from loop head to error location [2024-09-13 10:09:48,221 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 10:09:48,222 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:48,223 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:48,223 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:48,224 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:48,226 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:48,233 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 10:09:48,234 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:48,234 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:48,234 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:48,235 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:48,239 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:48,257 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:48,278 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:09:48,278 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:48,278 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:48,279 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:48,279 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:48,279 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:48,296 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:09:48,296 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:48,296 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:48,296 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:48,297 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:48,297 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:52,387 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 10:09:52,426 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 10:09:52,427 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:52,427 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:52,427 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:52,427 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:52,427 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:52,440 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 10:09:52,440 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:52,441 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:52,441 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:52,441 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:52,441 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:52,450 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:09:52,467 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-13 10:09:52,468 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:52,468 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:52,468 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:52,468 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:52,468 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:52,480 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-13 10:09:52,481 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:52,481 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:52,482 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:52,482 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:52,482 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:52,485 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:52,524 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:52,524 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:52,524 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:52,524 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:52,524 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:52,524 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:52,530 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:52,531 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:52,531 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:52,532 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:52,532 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:52,532 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:52,539 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:09:52,562 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:09:52,562 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:52,563 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:52,563 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:52,563 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:52,563 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:52,568 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:09:52,570 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:52,570 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:52,570 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:52,570 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:52,571 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:52,573 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:09:52,589 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:09:52,589 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:09:52,590 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:09:52,590 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:09:52,591 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:09:52,591 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:52,594 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:09:52,594 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:09:52,594 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:09:52,595 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:09:52,595 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:09:52,595 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:09:52,597 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:09:52,600 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-13 10:09:52,604 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@12b8746c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:09:52, skipping insertion in model container [2024-09-13 10:09:52,604 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:09:52,606 INFO L158 Benchmark]: Toolchain (without parser) took 5923.79ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 44.5MB in the beginning and 50.3MB in the end (delta: -5.9MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2024-09-13 10:09:52,607 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 50.3MB. Free memory is still 27.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:52,607 INFO L158 Benchmark]: Witness Parser took 0.11ms. Allocated memory is still 67.1MB. Free memory is still 46.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:09:52,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.27ms. Allocated memory is still 67.1MB. Free memory was 44.3MB in the beginning and 30.3MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:09:52,609 INFO L158 Benchmark]: Boogie Preprocessor took 64.35ms. Allocated memory is still 67.1MB. Free memory was 30.3MB in the beginning and 45.7MB in the end (delta: -15.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-13 10:09:52,609 INFO L158 Benchmark]: RCFGBuilder took 1084.80ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 31.6MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:09:52,610 INFO L158 Benchmark]: Referee took 4446.80ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 31.6MB in the beginning and 50.3MB in the end (delta: -18.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2024-09-13 10:09:52,613 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 entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. 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 check that a call to reach_error is unreachable at line 16. 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 check that procedure precondition always holds 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 36. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 50.3MB. Free memory is still 27.2MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.11ms. Allocated memory is still 67.1MB. Free memory is still 46.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.27ms. Allocated memory is still 67.1MB. Free memory was 44.3MB in the beginning and 30.3MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.35ms. Allocated memory is still 67.1MB. Free memory was 30.3MB in the beginning and 45.7MB in the end (delta: -15.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1084.80ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 31.6MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 4446.80ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 31.6MB in the beginning and 50.3MB in the end (delta: -18.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:09:52,657 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...