This is Ultimate 0.2.4-tmp.dk.referee-eval-ca4ee3d-m [2024-09-20 20:11:06,262 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:11:06,332 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 20:11:06,338 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:11:06,340 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:11:06,368 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:11:06,369 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:11:06,369 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:11:06,370 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:11:06,370 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:11:06,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:11:06,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:11:06,372 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:11:06,373 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:11:06,374 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:11:06,375 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:11:06,375 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:11:06,375 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:11:06,376 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 20:11:06,379 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:11:06,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:11:06,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:11:06,380 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:11:06,381 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:11:06,381 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:11:06,381 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:11:06,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:11:06,382 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:11:06,382 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:11:06,382 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:11:06,382 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:11:06,383 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:11:06,383 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:11:06,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:06,385 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:11:06,385 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:11:06,385 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:11:06,386 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 20:11:06,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 20:11:06,386 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:11:06,387 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:11:06,387 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:11:06,387 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:11:06,388 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:11:06,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:11:06,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:11:06,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:11:06,671 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:11:06,672 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:11:06,673 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo3-ll_valuebound5.yml/witness-2.1.yml [2024-09-20 20:11:06,767 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:11:06,767 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:11:06,768 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c [2024-09-20 20:11:08,206 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:11:08,390 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:11:08,391 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c [2024-09-20 20:11:08,399 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/09f0c0dec/5b49e0d479aa4a44939f7aa1087ba61c/FLAG4a0099b60 [2024-09-20 20:11:08,412 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/09f0c0dec/5b49e0d479aa4a44939f7aa1087ba61c [2024-09-20 20:11:08,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:11:08,414 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:11:08,415 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:08,415 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:11:08,420 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:11:08,421 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:06" (1/2) ... [2024-09-20 20:11:08,423 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69d2255f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08, skipping insertion in model container [2024-09-20 20:11:08,423 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:06" (1/2) ... [2024-09-20 20:11:08,425 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ce00cf1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08, skipping insertion in model container [2024-09-20 20:11:08,425 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:08" (2/2) ... [2024-09-20 20:11:08,426 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69d2255f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08, skipping insertion in model container [2024-09-20 20:11:08,426 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:08" (2/2) ... [2024-09-20 20:11:08,434 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:11:08,435 INFO L1541 ArrayList]: Loop invariant at [L36-L45] ((((__int128) y * az) + x) == (((__int128) z * x) + a)) [2024-09-20 20:11:08,435 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 20:11:08,451 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:11:08,621 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c[525,538] [2024-09-20 20:11:08,651 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:08,664 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-20 20:11:08,706 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound5.c[525,538] Start Parsing Local [2024-09-20 20:11:08,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:08,737 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:11:08,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08 WrapperNode [2024-09-20 20:11:08,738 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:08,738 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:11:08,739 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:11:08,739 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:11:08,752 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,760 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,777 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 [2024-09-20 20:11:08,777 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,778 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,790 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,794 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,800 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:11:08,801 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:11:08,801 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:11:08,801 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:11:08,802 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08" (1/1) ... [2024-09-20 20:11:08,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:08,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:11:08,840 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) [2024-09-20 20:11:08,845 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 [2024-09-20 20:11:08,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:11:08,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:11:08,890 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:11:08,890 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:11:08,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:11:08,892 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:11:08,893 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:11:08,893 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:11:08,893 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:11:08,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:11:08,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 20:11:08,894 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:11:08,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:11:08,894 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:11:08,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:11:08,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 20:11:08,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:11:08,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 20:11:08,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 20:11:08,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:11:08,972 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:11:08,974 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:11:09,149 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:09,170 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:11:09,203 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:11:09,203 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 20:11:09,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:09 BoogieIcfgContainer [2024-09-20 20:11:09,204 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:11:09,204 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:11:09,204 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:11:09,206 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:11:09,207 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:06" (1/4) ... [2024-09-20 20:11:09,208 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@41ae9c64 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:09, skipping insertion in model container [2024-09-20 20:11:09,209 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:11:08" (2/4) ... [2024-09-20 20:11:09,209 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@41ae9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:11:09, skipping insertion in model container [2024-09-20 20:11:09,209 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08" (3/4) ... [2024-09-20 20:11:09,210 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@41ae9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:11:09, skipping insertion in model container [2024-09-20 20:11:09,210 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:09" (4/4) ... [2024-09-20 20:11:09,211 INFO L79 RefereeObserver]: Analyzing ICFG geo3-ll_valuebound5.c [2024-09-20 20:11:09,215 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 20:11:09,216 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-20 20:11:09,216 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-20 20:11:09,217 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-20 20:11:09,217 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:09,217 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:11:09,217 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:09,218 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location [2024-09-20 20:11:09,264 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-20 20:11:09,265 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,266 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,266 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,267 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,269 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,292 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-20 20:11:09,293 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,293 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,294 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,294 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,301 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,316 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:09,332 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 20:11:09,332 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,333 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,333 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,333 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,333 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,346 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 20:11:09,347 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,347 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,347 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,347 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,347 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,387 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:09,405 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-20 20:11:09,405 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,406 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,406 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,406 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,406 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,429 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-20 20:11:09,430 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,430 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,430 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,430 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,430 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,444 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:09,457 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:09,458 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,458 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,458 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,458 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,458 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,461 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:09,462 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,462 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,462 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,462 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,462 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,464 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:09,478 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:11:09,478 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,479 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,479 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,479 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,479 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,485 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:11:09,485 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,486 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,486 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,486 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,487 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,489 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:09,502 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:09,502 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,503 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,503 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,503 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,504 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,505 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:09,505 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,505 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,506 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,506 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,506 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,511 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:11:09,517 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-20 20:11:09,518 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@41ae9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:11:09, skipping insertion in model container [2024-09-20 20:11:09,518 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:11:09,519 INFO L158 Benchmark]: Toolchain (without parser) took 1104.95ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 71.3MB in the beginning and 111.6MB in the end (delta: -40.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:09,520 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 144.7MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:09,520 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 144.7MB. Free memory is still 116.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:09,521 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.13ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 71.2MB in the beginning and 148.3MB in the end (delta: -77.1MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2024-09-20 20:11:09,521 INFO L158 Benchmark]: Boogie Preprocessor took 61.66ms. Allocated memory is still 180.4MB. Free memory was 148.3MB in the beginning and 146.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:11:09,522 INFO L158 Benchmark]: RCFGBuilder took 403.18ms. Allocated memory is still 180.4MB. Free memory was 146.2MB in the beginning and 132.4MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 20:11:09,522 INFO L158 Benchmark]: Referee took 313.36ms. Allocated memory is still 180.4MB. Free memory was 132.4MB in the beginning and 111.6MB in the end (delta: 20.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-20 20:11:09,530 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 entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. 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 __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 36. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.21ms. Allocated memory is still 144.7MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.09ms. Allocated memory is still 144.7MB. Free memory is still 116.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.13ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 71.2MB in the beginning and 148.3MB in the end (delta: -77.1MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.66ms. Allocated memory is still 180.4MB. Free memory was 148.3MB in the beginning and 146.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 403.18ms. Allocated memory is still 180.4MB. Free memory was 146.2MB in the beginning and 132.4MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 313.36ms. Allocated memory is still 180.4MB. Free memory was 132.4MB in the beginning and 111.6MB in the end (delta: 20.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-20 20:11:09,560 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...