./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound50.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound50.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:52:39,269 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:52:39,350 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:52:39,354 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:52:39,355 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:52:39,375 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:52:39,377 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:52:39,377 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:52:39,378 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:52:39,380 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:52:39,382 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:52:39,382 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:52:39,383 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:52:39,383 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:52:39,383 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:52:39,384 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:52:39,384 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:52:39,384 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:52:39,384 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:52:39,386 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:52:39,386 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:52:39,387 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:52:39,387 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:52:39,387 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:52:39,387 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:52:39,388 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:52:39,388 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:52:39,388 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:52:39,388 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:52:39,389 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:52:39,389 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:52:39,389 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:52:39,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:39,389 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:52:39,389 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:52:39,390 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:52:39,390 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:52:39,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:52:39,390 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:52:39,391 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:52:39,391 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:52:39,392 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:52:39,392 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:52:39,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:52:39,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:52:39,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:52:39,677 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:52:39,678 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:52:39,680 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound50.yml/witness-2.1.yml [2024-09-11 20:52:39,724 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:52:39,725 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:52:39,725 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c [2024-09-11 20:52:41,163 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:52:41,339 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:52:41,339 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c [2024-09-11 20:52:41,345 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/476fe3587/e07f45892e8d454e876ee80c7a370c69/FLAGa6539353e [2024-09-11 20:52:41,359 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/476fe3587/e07f45892e8d454e876ee80c7a370c69 [2024-09-11 20:52:41,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:52:41,361 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:52:41,362 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:41,363 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:52:41,368 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:52:41,369 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:39" (1/2) ... [2024-09-11 20:52:41,370 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@315cfef0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,370 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:39" (1/2) ... [2024-09-11 20:52:41,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b3efc46 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,371 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:41" (2/2) ... [2024-09-11 20:52:41,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@315cfef0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:41" (2/2) ... [2024-09-11 20:52:41,378 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:52:41,378 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((__int128) 6 * x) == (((3 * ((__int128) y * y)) + ((((__int128) y * y) * y) * 2)) + y)) [2024-09-11 20:52:41,379 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:52:41,396 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:52:41,614 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c[458,471] [2024-09-11 20:52:41,642 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:41,653 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:52:41,690 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c[458,471] Start Parsing Local [2024-09-11 20:52:41,698 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:41,712 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:52:41,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41 WrapperNode [2024-09-11 20:52:41,713 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:41,714 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:52:41,714 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:52:41,714 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:52:41,727 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,733 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,746 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:52:41,746 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,748 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,753 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,764 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:52:41,765 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:52:41,768 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:52:41,768 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:52:41,769 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:41,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:52:41,805 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) [2024-09-11 20:52:41,808 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 [2024-09-11 20:52:41,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:52:41,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:52:41,853 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:52:41,853 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:52:41,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:52:41,854 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:52:41,855 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:52:41,855 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:52:41,855 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:52:41,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:52:41,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:52:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:52:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:52:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:52:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:52:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:52:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:52:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:52:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:52:41,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:52:41,929 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:52:41,932 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:52:42,057 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:52:42,093 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-09-11 20:52:42,093 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:52:42,115 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:52:42,116 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:52:42,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:42 BoogieIcfgContainer [2024-09-11 20:52:42,116 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:52:42,117 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:52:42,117 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:52:42,118 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:52:42,118 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:39" (1/4) ... [2024-09-11 20:52:42,119 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3c5d507e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:42, skipping insertion in model container [2024-09-11 20:52:42,119 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:52:41" (2/4) ... [2024-09-11 20:52:42,119 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3c5d507e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:42, skipping insertion in model container [2024-09-11 20:52:42,119 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (3/4) ... [2024-09-11 20:52:42,119 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3c5d507e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:42, skipping insertion in model container [2024-09-11 20:52:42,119 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:42" (4/4) ... [2024-09-11 20:52:42,121 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_unwindbound50.c [2024-09-11 20:52:42,127 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:52:42,128 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:52:42,128 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:52:42,129 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-11 20:52:42,129 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-11 20:52:42,129 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:52:42,129 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:52:42,130 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:52:42,197 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:52:42,198 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:42,199 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:42,199 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:42,200 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:42,202 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,234 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-11 20:52:42,235 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,237 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:42,238 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:42,238 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:42,246 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:42,269 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:42,283 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:52:42,283 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:42,283 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:42,283 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:42,283 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:42,284 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,293 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:52:42,293 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,293 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:42,294 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:42,294 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:42,294 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:42,296 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-4 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:42,306 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-11 20:52:42,306 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:42,307 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:42,307 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:42,307 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:42,307 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,309 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-11 20:52:42,310 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,310 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:42,310 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:42,310 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:42,310 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:42,319 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:42,331 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:52:42,331 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:42,331 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:42,331 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:42,332 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:42,332 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,348 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:52:42,348 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,348 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:42,348 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:42,349 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:42,349 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:42,350 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:42,358 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:52:42,358 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:42,358 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:42,358 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:42,359 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:42,359 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,361 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:52:42,361 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,362 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:42,362 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:42,362 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:42,363 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:42,366 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:42,377 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:42,378 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:42,378 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:42,378 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:42,378 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:42,378 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,380 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:42,380 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,380 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:42,380 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:42,381 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:42,381 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:42,382 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:52:42,386 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:52:42,386 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3c5d507e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:42, skipping insertion in model container [2024-09-11 20:52:42,387 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:52:42,388 INFO L158 Benchmark]: Toolchain (without parser) took 1026.68ms. Allocated memory is still 165.7MB. Free memory was 105.0MB in the beginning and 92.7MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-11 20:52:42,389 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 58.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:42,389 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:42,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.32ms. Allocated memory is still 165.7MB. Free memory was 105.0MB in the beginning and 132.0MB in the end (delta: -27.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:52:42,391 INFO L158 Benchmark]: Boogie Preprocessor took 50.00ms. Allocated memory is still 165.7MB. Free memory was 132.0MB in the beginning and 129.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-11 20:52:42,391 INFO L158 Benchmark]: RCFGBuilder took 351.64ms. Allocated memory is still 165.7MB. Free memory was 129.1MB in the beginning and 115.2MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:52:42,392 INFO L158 Benchmark]: Referee took 269.59ms. Allocated memory is still 165.7MB. Free memory was 115.2MB in the beginning and 92.7MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:42,394 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from loop head at line 27 to loop head at line 27. 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 11. 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 27 to check that procedure precondition always holds at line 27. Annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 27. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 58.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 56.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.32ms. Allocated memory is still 165.7MB. Free memory was 105.0MB in the beginning and 132.0MB in the end (delta: -27.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.00ms. Allocated memory is still 165.7MB. Free memory was 132.0MB in the beginning and 129.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 351.64ms. Allocated memory is still 165.7MB. Free memory was 129.1MB in the beginning and 115.2MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 269.59ms. Allocated memory is still 165.7MB. Free memory was 115.2MB in the beginning and 92.7MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:52:42,417 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound50.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:52:44,681 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:52:44,741 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:52:44,745 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:52:44,748 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:52:44,783 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:52:44,785 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:52:44,785 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:52:44,786 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:52:44,786 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:52:44,786 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:52:44,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:52:44,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:52:44,789 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:52:44,792 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:52:44,792 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:52:44,793 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:52:44,793 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:52:44,793 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:52:44,793 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:52:44,793 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:52:44,794 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:52:44,794 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:52:44,798 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:52:44,798 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:52:44,798 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:52:44,798 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:52:44,798 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:52:44,799 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:52:44,799 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:52:44,799 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:52:44,799 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:52:44,805 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:52:44,806 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:52:44,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:44,806 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:52:44,806 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:52:44,807 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:52:44,807 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:52:44,807 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:52:44,807 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:52:44,808 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:52:44,808 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:52:44,808 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:52:44,809 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:52:44,809 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:52:45,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:52:45,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:52:45,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:52:45,136 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:52:45,138 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:52:45,139 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound50.yml/witness-2.1.yml [2024-09-11 20:52:45,184 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:52:45,184 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:52:45,185 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c [2024-09-11 20:52:46,755 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:52:46,949 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:52:46,949 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c [2024-09-11 20:52:46,955 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/5e788c6ca/2f8cfcc34ffa4c3e9a1b34c9b5b5383f/FLAGd7adf3b8c [2024-09-11 20:52:46,974 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/5e788c6ca/2f8cfcc34ffa4c3e9a1b34c9b5b5383f [2024-09-11 20:52:46,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:52:46,976 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:52:46,977 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:46,977 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:52:46,982 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:52:46,983 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:45" (1/2) ... [2024-09-11 20:52:46,984 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@106715bf and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46, skipping insertion in model container [2024-09-11 20:52:46,984 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:45" (1/2) ... [2024-09-11 20:52:46,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13c7fa4a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46, skipping insertion in model container [2024-09-11 20:52:46,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:46" (2/2) ... [2024-09-11 20:52:46,988 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@106715bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:46, skipping insertion in model container [2024-09-11 20:52:46,988 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:46" (2/2) ... [2024-09-11 20:52:47,000 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:52:47,001 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((__int128) 6 * x) == (((3 * ((__int128) y * y)) + ((((__int128) y * y) * y) * 2)) + y)) [2024-09-11 20:52:47,001 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:52:47,019 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:52:47,187 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c[458,471] [2024-09-11 20:52:47,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:47,240 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:52:47,284 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound50.c[458,471] Start Parsing Local [2024-09-11 20:52:47,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:47,317 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:52:47,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47 WrapperNode [2024-09-11 20:52:47,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:47,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:52:47,319 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:52:47,320 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:52:47,331 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:47,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:47,341 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:47,352 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:52:47,353 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:47,353 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:47,362 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:47,369 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:47,372 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:47,373 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:47,378 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:52:47,379 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:52:47,381 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:52:47,381 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:52:47,382 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:47,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:47,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:52:47,411 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) [2024-09-11 20:52:47,414 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 [2024-09-11 20:52:47,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:52:47,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:52:47,461 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:52:47,461 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:52:47,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:52:47,461 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:52:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:52:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:52:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:52:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:52:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:52:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:52:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:52:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:52:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:52:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:52:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:52:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:52:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:52:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:52:47,541 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:52:47,543 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:52:49,880 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:52:49,968 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-09-11 20:52:49,968 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:52:50,000 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:52:50,000 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:52:50,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:50 BoogieIcfgContainer [2024-09-11 20:52:50,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:52:50,001 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:52:50,001 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:52:50,002 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:52:50,002 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:45" (1/4) ... [2024-09-11 20:52:50,002 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@fabca2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:50, skipping insertion in model container [2024-09-11 20:52:50,003 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:52:46" (2/4) ... [2024-09-11 20:52:50,003 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@fabca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:50, skipping insertion in model container [2024-09-11 20:52:50,003 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (3/4) ... [2024-09-11 20:52:50,003 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@fabca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:50, skipping insertion in model container [2024-09-11 20:52:50,003 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:50" (4/4) ... [2024-09-11 20:52:50,004 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_unwindbound50.c [2024-09-11 20:52:50,008 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:52:50,008 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:52:50,009 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:52:50,009 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-11 20:52:50,009 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-11 20:52:50,009 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:52:50,009 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:52:50,009 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:52:50,055 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:52:50,055 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:50,056 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:50,056 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:50,057 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:50,060 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:50,109 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-11 20:52:50,111 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:50,113 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:50,113 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:50,113 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:50,126 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:54,337 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:54,404 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:52:54,404 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:54,404 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:54,405 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:54,405 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:54,405 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:54,415 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:52:54,416 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:54,416 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:54,416 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:54,416 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:54,416 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:58,605 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:58,665 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-11 20:52:58,665 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:58,666 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:58,666 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:58,666 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:58,666 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:58,673 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-11 20:52:58,676 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:58,676 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:58,676 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:58,677 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:58,677 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:58,686 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:58,704 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:52:58,704 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:58,704 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:58,705 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:58,705 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:58,705 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:58,742 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:52:58,742 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:58,742 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:58,742 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:58,743 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:58,743 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,111 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:03,229 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:03,229 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:03,229 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:03,229 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:03,230 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:03,230 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,233 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:03,233 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,233 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:03,233 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:03,233 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:03,234 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,237 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:03,251 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:03,252 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:03,252 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:03,252 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:03,252 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:03,252 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,254 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:03,254 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,254 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:03,254 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:03,254 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:03,255 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,256 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:03,259 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:53:03,260 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@fabca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:03, skipping insertion in model container [2024-09-11 20:53:03,260 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:03,261 INFO L158 Benchmark]: Toolchain (without parser) took 16284.93ms. Allocated memory is still 79.7MB. Free memory was 49.1MB in the beginning and 29.5MB in the end (delta: 19.7MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-09-11 20:53:03,262 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 54.5MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:03,262 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 54.5MB. Free memory is still 36.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:03,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.70ms. Allocated memory is still 79.7MB. Free memory was 48.9MB in the beginning and 56.7MB in the end (delta: -7.8MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-09-11 20:53:03,271 INFO L158 Benchmark]: Boogie Preprocessor took 59.11ms. Allocated memory is still 79.7MB. Free memory was 56.7MB in the beginning and 54.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:03,271 INFO L158 Benchmark]: RCFGBuilder took 2621.56ms. Allocated memory is still 79.7MB. Free memory was 54.6MB in the beginning and 38.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-11 20:53:03,272 INFO L158 Benchmark]: Referee took 13258.70ms. Allocated memory is still 79.7MB. Free memory was 38.3MB in the beginning and 29.5MB in the end (delta: 8.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:53:03,275 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 27 to loop head at line 27. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 28. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 27. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 27. 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 11. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.16ms. Allocated memory is still 54.5MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 54.5MB. Free memory is still 36.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.70ms. Allocated memory is still 79.7MB. Free memory was 48.9MB in the beginning and 56.7MB in the end (delta: -7.8MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.11ms. Allocated memory is still 79.7MB. Free memory was 56.7MB in the beginning and 54.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2621.56ms. Allocated memory is still 79.7MB. Free memory was 54.6MB in the beginning and 38.3MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 13258.70ms. Allocated memory is still 79.7MB. Free memory was 38.3MB in the beginning and 29.5MB in the end (delta: 8.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:03,366 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN