This is Ultimate 0.2.4-tmp.dk.referee-eval-6908dde-m [2024-09-25 00:29:10,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:29:10,489 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 00:29:10,494 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:29:10,494 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:29:10,517 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:29:10,518 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:29:10,518 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:29:10,519 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:29:10,519 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:29:10,520 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:29:10,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:29:10,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:29:10,521 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:29:10,522 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:29:10,522 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:29:10,522 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:29:10,523 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:29:10,523 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 00:29:10,523 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:29:10,524 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:29:10,524 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:29:10,525 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:29:10,525 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:29:10,525 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:29:10,526 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:29:10,526 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:29:10,526 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:29:10,527 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:29:10,527 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:29:10,527 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:29:10,528 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:29:10,528 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:29:10,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:10,529 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:29:10,529 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:29:10,530 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:29:10,530 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 00:29:10,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 00:29:10,531 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:29:10,531 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:29:10,532 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:29:10,533 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:29:10,533 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:29:10,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:29:10,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:29:10,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:29:10,946 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:29:10,949 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:29:10,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-25 00:29:12,631 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:29:12,856 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:29:12,857 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-25 00:29:12,867 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/b8f18f073/7e3598c523dd4a0f803d57854d8ce81f/FLAGa587ad847 [2024-09-25 00:29:12,888 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/b8f18f073/7e3598c523dd4a0f803d57854d8ce81f [2024-09-25 00:29:12,892 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:29:12,924 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:29:12,925 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.yml/witness-2.1.yml [2024-09-25 00:29:13,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:29:13,024 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:29:13,028 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:13,028 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:29:13,034 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:29:13,035 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:12" (1/2) ... [2024-09-25 00:29:13,037 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44a45c51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:13, skipping insertion in model container [2024-09-25 00:29:13,038 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:12" (1/2) ... [2024-09-25 00:29:13,040 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4730ba12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:13, skipping insertion in model container [2024-09-25 00:29:13,041 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 12:29:13" (2/2) ... [2024-09-25 00:29:13,041 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44a45c51 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:13, skipping insertion in model container [2024-09-25 00:29:13,041 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 12:29:13" (2/2) ... [2024-09-25 00:29:13,049 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:29:13,051 INFO L1541 ArrayList]: Loop invariant at [L36-L46] (((z <= 20) && (1 <= z)) && (((((((__int128) z * x) + ((unsigned __int128) 18446744073709551615U * x)) + ((unsigned __int128) 18446744073709551615U * y)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) [2024-09-25 00:29:13,052 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (cond != 0) [2024-09-25 00:29:13,052 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= cond), ensures (1 <= cond) [2024-09-25 00:29:13,071 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:29:13,239 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/geo1-ll_valuebound20.c[545,558] [2024-09-25 00:29:13,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:13,262 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 00:29:13,306 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/geo1-ll_valuebound20.c[545,558] Start Parsing Local [2024-09-25 00:29:13,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:13,339 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:29:13,340 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:13 WrapperNode [2024-09-25 00:29:13,340 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:13,341 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:29:13,342 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:29:13,342 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:29:13,355 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 12:29:13" (1/1) ... [2024-09-25 00:29:13,355 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 12:29:13" (1/1) ... [2024-09-25 00:29:13,361 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 12:29:13" (1/1) ... [2024-09-25 00:29:13,369 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 [2024-09-25 00:29:13,370 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 12:29:13" (1/1) ... [2024-09-25 00:29:13,370 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 12:29:13" (1/1) ... [2024-09-25 00:29:13,373 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 12:29:13" (1/1) ... [2024-09-25 00:29:13,377 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 12:29:13" (1/1) ... [2024-09-25 00:29:13,378 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 12:29:13" (1/1) ... [2024-09-25 00:29:13,379 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 12:29:13" (1/1) ... [2024-09-25 00:29:13,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:29:13,384 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:29:13,386 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:29:13,386 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:29:13,387 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 12:29:13" (1/1) ... [2024-09-25 00:29:13,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:13,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:29:13,430 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 00:29:13,434 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 00:29:13,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:29:13,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:29:13,485 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:29:13,485 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:29:13,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:29:13,485 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:29:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:29:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:29:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:29:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:29:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:29:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:29:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:29:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:29:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:29:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 00:29:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:29:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 00:29:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 00:29:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:29:13,555 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:29:13,560 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:29:13,768 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:13,783 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:29:13,817 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:29:13,818 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 00:29:13,818 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:13 BoogieIcfgContainer [2024-09-25 00:29:13,818 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:29:13,819 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:29:13,819 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:29:13,821 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:29:13,822 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:29:12" (1/4) ... [2024-09-25 00:29:13,823 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6e96605f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:29:13, skipping insertion in model container [2024-09-25 00:29:13,823 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 12:29:13" (2/4) ... [2024-09-25 00:29:13,823 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6e96605f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:13, skipping insertion in model container [2024-09-25 00:29:13,824 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 12:29:13" (3/4) ... [2024-09-25 00:29:13,824 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6e96605f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:13, skipping insertion in model container [2024-09-25 00:29:13,824 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 12:29:13" (4/4) ... [2024-09-25 00:29:13,825 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound20.c [2024-09-25 00:29:13,829 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 00:29:13,829 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:13,830 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-25 00:29:13,830 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 00:29:13,830 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-25 00:29:13,830 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:13,830 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 00:29:13,830 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 00:29:13,830 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-25 00:29:13,887 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 00:29:13,888 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:13,889 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:13,889 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:13,892 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:13,895 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:13,908 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 00:29:13,910 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:13,910 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:13,910 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:13,911 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:13,917 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:13,949 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:13,988 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-25 00:29:13,992 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:13,992 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:13,993 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:13,993 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:13,993 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:14,047 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-25 00:29:14,047 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:14,048 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:14,048 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:14,048 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:14,058 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:14,062 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:14,090 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 00:29:14,091 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:14,092 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:14,092 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:14,092 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:14,093 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:14,119 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 00:29:14,122 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:14,122 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:14,122 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:14,122 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:14,122 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:18,173 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:18,196 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-25 00:29:18,196 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:18,196 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:18,196 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:18,197 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:18,197 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:18,210 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-25 00:29:18,210 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:18,211 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:18,211 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:18,211 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:18,211 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:18,218 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:29:18,229 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:18,230 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:18,230 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:18,230 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:18,230 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:18,231 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:18,236 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:18,239 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:18,239 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:18,239 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:18,240 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:18,240 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:19,278 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:19,291 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:29:19,292 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:19,292 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:19,292 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:19,292 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:19,293 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:19,297 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:29:19,298 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:19,298 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:19,299 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:19,299 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:19,300 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:19,304 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:19,317 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:19,317 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:19,318 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:19,330 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:19,330 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:19,330 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:19,332 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:19,332 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:19,332 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:19,332 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:19,332 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:19,333 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:19,339 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:29:19,344 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-25 00:29:19,346 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6e96605f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:29:19, skipping insertion in model container [2024-09-25 00:29:19,346 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:29:19,348 INFO L158 Benchmark]: Toolchain (without parser) took 6323.00ms. Allocated memory is still 176.2MB. Free memory was 146.7MB in the beginning and 145.7MB in the end (delta: 1.0MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2024-09-25 00:29:19,349 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 176.2MB. Free memory is still 148.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:19,349 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 176.2MB. Free memory is still 148.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:19,350 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.47ms. Allocated memory is still 176.2MB. Free memory was 146.7MB in the beginning and 133.0MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-25 00:29:19,351 INFO L158 Benchmark]: Boogie Preprocessor took 41.96ms. Allocated memory is still 176.2MB. Free memory was 133.0MB in the beginning and 131.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:29:19,351 INFO L158 Benchmark]: RCFGBuilder took 434.32ms. Allocated memory is still 176.2MB. Free memory was 131.0MB in the beginning and 117.3MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:29:19,352 INFO L158 Benchmark]: Referee took 5526.80ms. Allocated memory is still 176.2MB. Free memory was 117.3MB in the beginning and 145.7MB in the end (delta: -28.3MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2024-09-25 00:29:19,355 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 36 to loop head at line 36. 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 36. 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 entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 17. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 50. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 176.2MB. Free memory is still 148.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.10ms. Allocated memory is still 176.2MB. Free memory is still 148.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.47ms. Allocated memory is still 176.2MB. Free memory was 146.7MB in the beginning and 133.0MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.96ms. Allocated memory is still 176.2MB. Free memory was 133.0MB in the beginning and 131.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 434.32ms. Allocated memory is still 176.2MB. Free memory was 131.0MB in the beginning and 117.3MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 5526.80ms. Allocated memory is still 176.2MB. Free memory was 117.3MB in the beginning and 145.7MB in the end (delta: -28.3MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 00:29:19,381 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 00:29:21,743 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:29:21,821 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-25 00:29:21,827 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:29:21,827 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:29:21,856 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:29:21,857 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:29:21,857 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:29:21,858 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:29:21,858 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:29:21,859 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:29:21,859 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:29:21,859 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:29:21,860 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:29:21,860 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:29:21,860 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:29:21,861 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:29:21,861 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:29:21,866 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:29:21,866 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:29:21,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:29:21,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:29:21,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:29:21,870 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-25 00:29:21,870 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-25 00:29:21,870 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:29:21,871 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-25 00:29:21,871 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:29:21,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:29:21,871 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:29:21,872 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:29:21,872 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:29:21,872 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:29:21,872 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:29:21,873 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:29:21,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:21,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:29:21,884 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:29:21,885 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:29:21,885 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-25 00:29:21,886 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-25 00:29:21,886 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:29:21,886 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:29:21,887 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:29:21,887 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:29:21,887 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-25 00:29:21,887 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:29:22,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:29:22,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:29:22,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:29:22,227 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:29:22,227 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:29:22,230 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-25 00:29:23,860 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:29:24,046 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:29:24,047 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-25 00:29:24,060 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/3c4a7534b/f382e258dc4c455d9403a9549d4a3c9a/FLAG6be849475 [2024-09-25 00:29:24,435 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/3c4a7534b/f382e258dc4c455d9403a9549d4a3c9a [2024-09-25 00:29:24,438 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:29:24,439 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:29:24,440 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.yml/witness-2.1.yml [2024-09-25 00:29:24,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:29:24,504 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:29:24,505 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:24,505 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:29:24,511 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:29:24,512 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:24" (1/2) ... [2024-09-25 00:29:24,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6169fe60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:24, skipping insertion in model container [2024-09-25 00:29:24,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:24" (1/2) ... [2024-09-25 00:29:24,517 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@36801942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:24, skipping insertion in model container [2024-09-25 00:29:24,517 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 12:29:24" (2/2) ... [2024-09-25 00:29:24,518 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6169fe60 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:24, skipping insertion in model container [2024-09-25 00:29:24,518 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 12:29:24" (2/2) ... [2024-09-25 00:29:24,525 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:29:24,526 INFO L1541 ArrayList]: Loop invariant at [L36-L46] (((z <= 20) && (1 <= z)) && (((((((__int128) z * x) + ((unsigned __int128) 18446744073709551615U * x)) + ((unsigned __int128) 18446744073709551615U * y)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) [2024-09-25 00:29:24,526 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= cond), ensures (1 <= cond) [2024-09-25 00:29:24,526 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (cond != 0) [2024-09-25 00:29:24,543 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:29:24,721 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/geo1-ll_valuebound20.c[545,558] [2024-09-25 00:29:24,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:24,765 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 00:29:24,807 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/geo1-ll_valuebound20.c[545,558] Start Parsing Local [2024-09-25 00:29:24,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:24,847 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:29:24,848 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:24 WrapperNode [2024-09-25 00:29:24,848 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:24,849 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:29:24,849 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:29:24,850 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:29:24,863 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 12:29:24" (1/1) ... [2024-09-25 00:29:24,864 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 12:29:24" (1/1) ... [2024-09-25 00:29:24,874 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 12:29:24" (1/1) ... [2024-09-25 00:29:24,889 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 [2024-09-25 00:29:24,889 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 12:29:24" (1/1) ... [2024-09-25 00:29:24,889 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 12:29:24" (1/1) ... [2024-09-25 00:29:24,898 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 12:29:24" (1/1) ... [2024-09-25 00:29:24,905 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 12:29:24" (1/1) ... [2024-09-25 00:29:24,907 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 12:29:24" (1/1) ... [2024-09-25 00:29:24,909 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 12:29:24" (1/1) ... [2024-09-25 00:29:24,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:29:24,916 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:29:24,916 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:29:24,916 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:29:24,917 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 12:29:24" (1/1) ... [2024-09-25 00:29:24,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:24,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:29:24,950 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 00:29:24,954 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 00:29:25,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:29:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:29:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:29:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:29:25,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:29:25,003 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:29:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:29:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:29:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:29:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:29:25,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:29:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:29:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:29:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:29:25,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:29:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-25 00:29:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:29:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-25 00:29:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-25 00:29:25,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:29:25,090 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:29:25,092 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:29:25,590 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:25,623 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:29:25,666 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:29:25,668 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 00:29:25,669 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:25 BoogieIcfgContainer [2024-09-25 00:29:25,670 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:29:25,671 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:29:25,671 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:29:25,672 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:29:25,672 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:29:24" (1/4) ... [2024-09-25 00:29:25,673 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@316bd446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:29:25, skipping insertion in model container [2024-09-25 00:29:25,673 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 12:29:24" (2/4) ... [2024-09-25 00:29:25,673 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@316bd446 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:25, skipping insertion in model container [2024-09-25 00:29:25,673 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 12:29:24" (3/4) ... [2024-09-25 00:29:25,674 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@316bd446 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:25, skipping insertion in model container [2024-09-25 00:29:25,674 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 12:29:25" (4/4) ... [2024-09-25 00:29:25,675 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound20.c [2024-09-25 00:29:25,679 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 00:29:25,680 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:25,681 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-25 00:29:25,681 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 00:29:25,681 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-25 00:29:25,681 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:25,682 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 00:29:25,682 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 00:29:25,683 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-25 00:29:25,742 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 00:29:25,744 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:25,744 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:25,745 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:25,746 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:25,748 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:25,759 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 00:29:25,761 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:25,761 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:25,761 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:25,762 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:25,768 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:25,786 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:25,807 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-25 00:29:25,808 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:25,808 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:25,810 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:25,810 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:25,810 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:25,846 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-25 00:29:25,846 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:25,846 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:25,847 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:25,847 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:25,851 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:29,893 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:29,949 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 00:29:29,949 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:29,950 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:29,950 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:29,950 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:29,950 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:29,975 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 00:29:29,980 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:29,981 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:29,981 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:29,981 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:29,981 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:34,063 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:34,092 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-25 00:29:34,092 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:34,092 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:34,093 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:34,093 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:34,093 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:34,108 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-25 00:29:34,109 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:34,109 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:34,109 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:34,109 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:34,110 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:34,121 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:29:34,136 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:34,140 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:34,141 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:34,141 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:34,141 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:34,141 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:34,149 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:34,150 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:34,151 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:34,151 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:34,151 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:34,151 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:34,154 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:34,171 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:29:34,174 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:34,175 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:34,175 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:34,175 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:34,175 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:34,179 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:29:34,179 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:34,179 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:34,179 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:34,180 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:34,180 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:34,181 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:34,190 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:34,190 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:34,190 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:34,190 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:34,191 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:34,191 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:34,192 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:34,192 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:34,193 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:34,193 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:34,193 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:34,193 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:34,195 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:29:34,198 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-25 00:29:34,199 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@316bd446 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:29:34, skipping insertion in model container [2024-09-25 00:29:34,199 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:29:34,201 INFO L158 Benchmark]: Toolchain (without parser) took 9696.48ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 28.7MB in the beginning and 39.1MB in the end (delta: -10.4MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-09-25 00:29:34,201 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 41.9MB. Free memory was 25.8MB in the beginning and 25.8MB in the end (delta: 78.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:34,202 INFO L158 Benchmark]: Witness Parser took 1.40ms. Allocated memory is still 58.7MB. Free memory is still 30.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:34,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.48ms. Allocated memory is still 58.7MB. Free memory was 28.5MB in the beginning and 30.6MB in the end (delta: -2.0MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2024-09-25 00:29:34,203 INFO L158 Benchmark]: Boogie Preprocessor took 66.11ms. Allocated memory is still 58.7MB. Free memory was 30.6MB in the beginning and 28.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:29:34,204 INFO L158 Benchmark]: RCFGBuilder took 754.44ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 28.4MB in the beginning and 49.4MB in the end (delta: -21.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-25 00:29:34,204 INFO L158 Benchmark]: Referee took 8528.32ms. Allocated memory is still 79.7MB. Free memory was 49.4MB in the beginning and 39.1MB in the end (delta: 10.2MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2024-09-25 00:29:34,208 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 36 to loop head at line 36. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 50. 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 entry of procedure main to loop head 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 17. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 41.9MB. Free memory was 25.8MB in the beginning and 25.8MB in the end (delta: 78.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 1.40ms. Allocated memory is still 58.7MB. Free memory is still 30.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.48ms. Allocated memory is still 58.7MB. Free memory was 28.5MB in the beginning and 30.6MB in the end (delta: -2.0MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.11ms. Allocated memory is still 58.7MB. Free memory was 30.6MB in the beginning and 28.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 754.44ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 28.4MB in the beginning and 49.4MB in the end (delta: -21.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 8528.32ms. Allocated memory is still 79.7MB. Free memory was 49.4MB in the beginning and 39.1MB in the end (delta: 10.2MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 00:29:34,251 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...