This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:49:22,442 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:49:22,504 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:49:22,508 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:49:22,509 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:49:22,540 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:49:22,541 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:49:22,541 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:49:22,542 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:49:22,542 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:49:22,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:49:22,543 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:49:22,544 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:49:22,544 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:49:22,545 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:49:22,545 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:49:22,545 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:49:22,546 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:49:22,546 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:49:22,547 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:49:22,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:49:22,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:49:22,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:49:22,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:49:22,548 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:49:22,549 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:49:22,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:49:22,549 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:49:22,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:49:22,550 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:49:22,550 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:49:22,551 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:49:22,551 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:49:22,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:22,551 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:49:22,552 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:49:22,552 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:49:22,552 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:49:22,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:49:22,553 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:49:22,553 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:49:22,554 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:49:22,554 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:49:22,554 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:49:22,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:49:22,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:49:22,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:49:22,826 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:49:22,827 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:49:22,828 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-21 12:49:24,303 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:49:24,473 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:49:24,474 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-21 12:49:24,480 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/77f2a5ea6/250cc0cdfd254172bb4b9b7f3cdb1243/FLAGd43670b50 [2024-09-21 12:49:24,877 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/77f2a5ea6/250cc0cdfd254172bb4b9b7f3cdb1243 [2024-09-21 12:49:24,879 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:49:24,880 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:49:24,880 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.yml/witness-2.1.yml [2024-09-21 12:49:24,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:49:24,933 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:49:24,934 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:24,935 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:49:24,940 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:49:24,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:24" (1/2) ... [2024-09-21 12:49:24,943 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e0e8694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:24, skipping insertion in model container [2024-09-21 12:49:24,943 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:24" (1/2) ... [2024-09-21 12:49:24,945 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ff3fbf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:24, skipping insertion in model container [2024-09-21 12:49:24,945 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:49:24" (2/2) ... [2024-09-21 12:49:24,946 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e0e8694 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:24, skipping insertion in model container [2024-09-21 12:49:24,946 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:49:24" (2/2) ... [2024-09-21 12:49:24,954 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:49:24,955 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)) [2024-09-21 12:49:24,955 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= cond), ensures (1 <= cond) [2024-09-21 12:49:24,955 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (cond != 0) [2024-09-21 12:49:24,975 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:49:25,136 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] [2024-09-21 12:49:25,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:25,174 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 12:49:25,215 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 [2024-09-21 12:49:25,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:25,248 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:49:25,249 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:25 WrapperNode [2024-09-21 12:49:25,249 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:25,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:49:25,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:49:25,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:49:25,263 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 21.09 12:49:25" (1/1) ... [2024-09-21 12:49:25,263 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 21.09 12:49:25" (1/1) ... [2024-09-21 12:49:25,269 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 21.09 12:49:25" (1/1) ... [2024-09-21 12:49:25,283 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 [2024-09-21 12:49:25,283 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 21.09 12:49:25" (1/1) ... [2024-09-21 12:49:25,283 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 21.09 12:49:25" (1/1) ... [2024-09-21 12:49:25,287 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 21.09 12:49:25" (1/1) ... [2024-09-21 12:49:25,293 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 21.09 12:49:25" (1/1) ... [2024-09-21 12:49:25,294 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 21.09 12:49:25" (1/1) ... [2024-09-21 12:49:25,295 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 21.09 12:49:25" (1/1) ... [2024-09-21 12:49:25,301 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:49:25,302 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:49:25,302 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:49:25,302 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:49:25,303 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 21.09 12:49:25" (1/1) ... [2024-09-21 12:49:25,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:25,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:49:25,341 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) [2024-09-21 12:49:25,343 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 [2024-09-21 12:49:25,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:49:25,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:49:25,387 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:49:25,389 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:49:25,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:49:25,389 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:49:25,390 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:49:25,390 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:49:25,390 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:49:25,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:49:25,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:49:25,391 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:49:25,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:49:25,391 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:49:25,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:49:25,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:49:25,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:49:25,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:49:25,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:49:25,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:49:25,460 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:49:25,462 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:49:25,673 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:49:25,694 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:49:25,718 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:49:25,718 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:49:25,719 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:25 BoogieIcfgContainer [2024-09-21 12:49:25,719 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:49:25,720 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:49:25,720 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:49:25,721 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:49:25,722 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:49:24" (1/4) ... [2024-09-21 12:49:25,722 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@10d79a6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:49:25, skipping insertion in model container [2024-09-21 12:49:25,724 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:49:24" (2/4) ... [2024-09-21 12:49:25,724 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@10d79a6b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:49:25, skipping insertion in model container [2024-09-21 12:49:25,724 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 21.09 12:49:25" (3/4) ... [2024-09-21 12:49:25,725 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@10d79a6b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:49:25, skipping insertion in model container [2024-09-21 12:49:25,725 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:25" (4/4) ... [2024-09-21 12:49:25,726 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound20.c [2024-09-21 12:49:25,729 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:49:25,730 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:49:25,730 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-21 12:49:25,731 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-21 12:49:25,731 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-21 12:49:25,731 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 12:49:25,731 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:49:25,731 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-21 12:49:25,732 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 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 [2024-09-21 12:49:25,788 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 12:49:25,789 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:25,790 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:25,790 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:25,793 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:25,795 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:25,807 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 12:49:25,808 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:25,808 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:25,808 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:25,809 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:25,812 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:25,827 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:25,852 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-21 12:49:25,852 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:25,852 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:25,853 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:25,853 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:25,853 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:25,894 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-21 12:49:25,895 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:25,895 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:25,895 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:25,895 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:25,900 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:25,906 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:25,935 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:49:25,937 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:25,937 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:25,937 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:25,937 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:25,938 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:25,954 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:49:25,954 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:25,954 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:25,955 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:25,955 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:25,955 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:29,972 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-21 12:49:29,992 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-21 12:49:29,994 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:29,994 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:29,995 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:29,995 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:29,995 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,006 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-21 12:49:30,006 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,006 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:30,007 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:30,007 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:30,007 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:30,010 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:30,019 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:30,019 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:30,019 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:30,019 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:30,020 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:30,020 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,024 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:30,024 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,024 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:30,024 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:30,025 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:30,025 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:30,519 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:30,529 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:49:30,529 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:30,530 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:30,530 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:30,530 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:30,530 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,532 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:49:30,532 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,533 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:30,533 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:30,533 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:30,534 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:30,535 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:30,544 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:30,544 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:30,544 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:30,544 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:30,545 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:30,545 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,550 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:30,550 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,550 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:30,550 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:30,550 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:30,550 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:30,552 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:49:30,557 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-21 12:49:30,558 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@10d79a6b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:49:30, skipping insertion in model container [2024-09-21 12:49:30,558 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:49:30,559 INFO L158 Benchmark]: Toolchain (without parser) took 5625.64ms. Allocated memory is still 151.0MB. Free memory was 93.7MB in the beginning and 87.2MB in the end (delta: 6.5MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-09-21 12:49:30,560 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 151.0MB. Free memory is still 112.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:30,560 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 151.0MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:30,561 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.10ms. Allocated memory is still 151.0MB. Free memory was 93.7MB in the beginning and 80.1MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 12:49:30,561 INFO L158 Benchmark]: Boogie Preprocessor took 51.21ms. Allocated memory is still 151.0MB. Free memory was 80.1MB in the beginning and 78.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:49:30,562 INFO L158 Benchmark]: RCFGBuilder took 417.57ms. Allocated memory is still 151.0MB. Free memory was 78.0MB in the beginning and 118.7MB in the end (delta: -40.6MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2024-09-21 12:49:30,562 INFO L158 Benchmark]: Referee took 4838.01ms. Allocated memory is still 151.0MB. Free memory was 118.7MB in the beginning and 87.2MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-09-21 12:49:30,564 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 loop head at line 36 to check that procedure precondition always holds at line 37. 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 check that a call to reach_error is unreachable at line 17. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 151.0MB. Free memory is still 112.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.09ms. Allocated memory is still 151.0MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.10ms. Allocated memory is still 151.0MB. Free memory was 93.7MB in the beginning and 80.1MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.21ms. Allocated memory is still 151.0MB. Free memory was 80.1MB in the beginning and 78.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 417.57ms. Allocated memory is still 151.0MB. Free memory was 78.0MB in the beginning and 118.7MB in the end (delta: -40.6MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Referee took 4838.01ms. Allocated memory is still 151.0MB. Free memory was 118.7MB in the beginning and 87.2MB 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. [2024-09-21 12:49:30,584 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-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:49:32,643 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:49:32,715 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-21 12:49:32,720 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:49:32,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:49:32,745 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:49:32,746 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:49:32,746 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:49:32,746 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:49:32,747 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:49:32,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:49:32,748 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:49:32,748 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:49:32,748 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:49:32,749 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:49:32,749 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:49:32,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:49:32,750 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:49:32,750 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:49:32,750 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:49:32,751 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:49:32,751 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:49:32,751 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:49:32,752 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-21 12:49:32,752 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-21 12:49:32,752 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:49:32,753 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-21 12:49:32,753 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:49:32,753 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:49:32,753 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:49:32,754 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:49:32,754 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:49:32,758 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:49:32,758 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:49:32,759 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:49:32,759 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:32,765 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:49:32,768 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:49:32,768 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:49:32,768 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-21 12:49:32,768 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-21 12:49:32,769 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:49:32,769 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:49:32,769 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:49:32,770 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:49:32,770 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-21 12:49:32,771 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:49:33,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:49:33,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:49:33,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:49:33,088 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:49:33,088 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:49:33,090 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-21 12:49:34,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:49:34,740 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:49:34,740 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-21 12:49:34,747 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/648eccaa2/4659d4005b0a48f0870c5f7aac7e71fc/FLAGe054734ca [2024-09-21 12:49:34,759 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/648eccaa2/4659d4005b0a48f0870c5f7aac7e71fc [2024-09-21 12:49:34,762 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:49:34,763 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:49:34,764 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.yml/witness-2.1.yml [2024-09-21 12:49:34,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:49:34,829 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:49:34,831 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:34,831 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:49:34,837 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:49:34,837 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:34" (1/2) ... [2024-09-21 12:49:34,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f7d87d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:34, skipping insertion in model container [2024-09-21 12:49:34,838 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:34" (1/2) ... [2024-09-21 12:49:34,841 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@335f9c3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:34, skipping insertion in model container [2024-09-21 12:49:34,842 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:49:34" (2/2) ... [2024-09-21 12:49:34,842 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f7d87d3 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:34, skipping insertion in model container [2024-09-21 12:49:34,844 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:49:34" (2/2) ... [2024-09-21 12:49:34,853 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:49:34,854 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)) [2024-09-21 12:49:34,854 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (cond != 0) [2024-09-21 12:49:34,854 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= cond), ensures (1 <= cond) [2024-09-21 12:49:34,873 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:49:35,037 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] [2024-09-21 12:49:35,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:35,078 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 12:49:35,116 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 [2024-09-21 12:49:35,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:35,154 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:49:35,154 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:35 WrapperNode [2024-09-21 12:49:35,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:35,155 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:49:35,156 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:49:35,156 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:49:35,169 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 21.09 12:49:35" (1/1) ... [2024-09-21 12:49:35,170 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 21.09 12:49:35" (1/1) ... [2024-09-21 12:49:35,178 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 21.09 12:49:35" (1/1) ... [2024-09-21 12:49:35,192 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 [2024-09-21 12:49:35,192 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 21.09 12:49:35" (1/1) ... [2024-09-21 12:49:35,192 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 21.09 12:49:35" (1/1) ... [2024-09-21 12:49:35,204 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 21.09 12:49:35" (1/1) ... [2024-09-21 12:49:35,207 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 21.09 12:49:35" (1/1) ... [2024-09-21 12:49:35,213 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 21.09 12:49:35" (1/1) ... [2024-09-21 12:49:35,214 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 21.09 12:49:35" (1/1) ... [2024-09-21 12:49:35,216 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:49:35,219 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:49:35,219 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:49:35,219 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:49:35,220 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 21.09 12:49:35" (1/1) ... [2024-09-21 12:49:35,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:35,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:49:35,250 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) [2024-09-21 12:49:35,257 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 [2024-09-21 12:49:35,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:49:35,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:49:35,302 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:49:35,302 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:49:35,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:49:35,302 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:49:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:49:35,302 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:49:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:49:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:49:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:49:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:49:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:49:35,303 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:49:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:49:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-21 12:49:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:49:35,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-21 12:49:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-21 12:49:35,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:49:35,388 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:49:35,391 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:49:35,907 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:49:35,939 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:49:35,972 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:49:35,973 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:49:35,973 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:35 BoogieIcfgContainer [2024-09-21 12:49:35,973 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:49:35,974 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:49:35,974 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:49:35,977 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:49:35,977 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:49:34" (1/4) ... [2024-09-21 12:49:35,979 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5960a0be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:49:35, skipping insertion in model container [2024-09-21 12:49:35,980 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:49:34" (2/4) ... [2024-09-21 12:49:35,981 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5960a0be and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:49:35, skipping insertion in model container [2024-09-21 12:49:35,981 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 21.09 12:49:35" (3/4) ... [2024-09-21 12:49:35,981 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5960a0be and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:49:35, skipping insertion in model container [2024-09-21 12:49:35,981 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:35" (4/4) ... [2024-09-21 12:49:35,983 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound20.c [2024-09-21 12:49:35,988 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:49:35,989 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:49:35,989 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-21 12:49:35,989 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-21 12:49:35,989 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-21 12:49:35,990 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 12:49:35,990 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:49:35,990 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-21 12:49:35,990 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-21 12:49:36,048 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 12:49:36,049 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:36,049 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:36,050 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:36,051 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:36,053 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:36,067 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 12:49:36,068 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:36,068 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:36,069 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:36,069 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:36,075 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:36,096 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:36,126 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-21 12:49:36,128 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:36,128 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:36,128 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:36,129 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:36,129 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:36,156 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-21 12:49:36,160 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:36,160 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:36,161 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:36,161 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:36,170 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:40,209 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-21 12:49:40,234 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:49:40,235 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:40,235 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:40,235 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:40,235 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:40,235 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:40,248 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:49:40,248 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:40,249 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:40,249 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:40,249 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:40,249 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:44,306 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-21 12:49:44,351 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-21 12:49:44,356 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:44,356 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:44,356 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:44,357 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:44,357 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:44,366 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-21 12:49:44,367 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:44,367 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:44,367 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:44,367 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:44,367 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:44,370 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:44,383 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:44,383 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:44,383 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:44,384 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:44,384 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:44,384 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:44,387 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:44,388 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:44,388 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:44,388 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:44,388 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:44,388 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:44,390 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:44,399 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:49:44,400 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:44,400 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:44,400 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:44,400 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:44,401 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:44,403 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:49:44,403 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:44,403 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:44,404 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:44,404 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:44,404 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:44,406 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:44,415 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:44,415 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:44,415 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:44,415 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:44,416 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:44,416 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:44,417 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:44,417 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:44,417 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:44,418 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:44,418 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:44,418 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:44,420 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:49:44,423 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-21 12:49:44,424 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5960a0be and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:49:44, skipping insertion in model container [2024-09-21 12:49:44,424 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:49:44,427 INFO L158 Benchmark]: Toolchain (without parser) took 9595.58ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 57.1MB in the beginning and 57.8MB in the end (delta: -765.2kB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2024-09-21 12:49:44,427 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 50.3MB. Free memory is still 25.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:44,428 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 77.6MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:44,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.01ms. Allocated memory is still 77.6MB. Free memory was 56.9MB in the beginning and 42.9MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 12:49:44,430 INFO L158 Benchmark]: Boogie Preprocessor took 62.49ms. Allocated memory is still 77.6MB. Free memory was 42.9MB in the beginning and 40.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:49:44,431 INFO L158 Benchmark]: RCFGBuilder took 754.62ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 40.6MB in the beginning and 63.9MB in the end (delta: -23.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-21 12:49:44,432 INFO L158 Benchmark]: Referee took 8449.86ms. Allocated memory is still 94.4MB. Free memory was 63.9MB in the beginning and 57.8MB in the end (delta: 6.1MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2024-09-21 12:49:44,435 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 loop head at line 36 to check that procedure precondition always holds at line 37. 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 __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 entry of procedure main to loop head at line 36. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 50.3MB. Free memory is still 25.2MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 77.6MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.01ms. Allocated memory is still 77.6MB. Free memory was 56.9MB in the beginning and 42.9MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.49ms. Allocated memory is still 77.6MB. Free memory was 42.9MB in the beginning and 40.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 754.62ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 40.6MB in the beginning and 63.9MB in the end (delta: -23.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 8449.86ms. Allocated memory is still 94.4MB. Free memory was 63.9MB in the beginning and 57.8MB in the end (delta: 6.1MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-21 12:49:44,478 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...