This is Ultimate 0.2.4-tmp.dk.referee-eval-f1d7dc9-m [2024-09-20 13:26:20,699 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 13:26:20,748 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 13:26:20,752 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 13:26:20,752 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 13:26:20,771 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 13:26:20,772 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 13:26:20,772 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 13:26:20,772 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 13:26:20,773 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 13:26:20,773 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 13:26:20,773 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 13:26:20,774 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 13:26:20,774 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 13:26:20,774 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 13:26:20,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 13:26:20,775 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 13:26:20,776 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 13:26:20,777 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 13:26:20,778 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 13:26:20,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 13:26:20,778 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 13:26:20,779 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 13:26:20,781 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 13:26:20,781 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 13:26:20,782 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 13:26:20,782 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 13:26:20,782 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 13:26:20,782 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 13:26:20,782 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 13:26:20,782 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 13:26:20,783 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 13:26:20,783 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 13:26:20,783 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:26:20,783 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 13:26:20,783 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 13:26:20,783 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 13:26:20,784 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 13:26:20,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 13:26:20,784 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 13:26:20,784 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 13:26:20,784 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 13:26:20,785 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 13:26:20,785 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 13:26:20,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 13:26:20,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 13:26:20,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 13:26:20,991 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 13:26:20,991 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 13:26:20,992 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/sumt7.yml/witness-2.1.yml [2024-09-20 13:26:21,062 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 13:26:21,063 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 13:26:21,066 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loops-crafted-1/sumt7.c [2024-09-20 13:26:22,187 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 13:26:22,333 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 13:26:22,333 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops-crafted-1/sumt7.c [2024-09-20 13:26:22,340 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/dc4baf5e1/1c32920d5af541cca0a9f0a367a9d23d/FLAG392b71cba [2024-09-20 13:26:22,763 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/dc4baf5e1/1c32920d5af541cca0a9f0a367a9d23d [2024-09-20 13:26:22,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 13:26:22,764 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 13:26:22,765 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 13:26:22,765 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 13:26:22,769 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 13:26:22,770 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 01:26:21" (1/2) ... [2024-09-20 13:26:22,770 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e540a2f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:22, skipping insertion in model container [2024-09-20 13:26:22,770 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 01:26:21" (1/2) ... [2024-09-20 13:26:22,772 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18da5017 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:22, skipping insertion in model container [2024-09-20 13:26:22,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:26:22" (2/2) ... [2024-09-20 13:26:22,772 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e540a2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:22, skipping insertion in model container [2024-09-20 13:26:22,772 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:26:22" (2/2) ... [2024-09-20 13:26:22,777 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 13:26:22,778 INFO L1541 ArrayList]: Loop invariant at [L21-L39] (((((((((long long) i + k) + j) + v3) + v2) + v1) + v4) % 4294967296) == l) [2024-09-20 13:26:22,778 INFO L1541 ArrayList]: Function contract at [L8]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 13:26:22,791 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 13:26:22,914 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/loops-crafted-1/sumt7.c[403,416] [2024-09-20 13:26:22,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:26:22,936 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-20 13:26:22,975 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/loops-crafted-1/sumt7.c[403,416] Start Parsing Local [2024-09-20 13:26:22,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:26:23,005 INFO L204 MainTranslator]: Completed translation [2024-09-20 13:26:23,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:23 WrapperNode [2024-09-20 13:26:23,005 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 13:26:23,006 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 13:26:23,006 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 13:26:23,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 13:26:23,016 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:23" (1/1) ... [2024-09-20 13:26:23,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:23" (1/1) ... [2024-09-20 13:26:23,021 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:23" (1/1) ... [2024-09-20 13:26:23,034 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 13:26:23,034 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:23" (1/1) ... [2024-09-20 13:26:23,034 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:23" (1/1) ... [2024-09-20 13:26:23,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:23" (1/1) ... [2024-09-20 13:26:23,040 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:23" (1/1) ... [2024-09-20 13:26:23,041 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:23" (1/1) ... [2024-09-20 13:26:23,042 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:23" (1/1) ... [2024-09-20 13:26:23,043 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 13:26:23,044 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 13:26:23,044 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 13:26:23,047 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 13:26:23,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:23" (1/1) ... [2024-09-20 13:26:23,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:26:23,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 13:26:23,074 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 13:26:23,076 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 13:26:23,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 13:26:23,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 13:26:23,110 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 13:26:23,110 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 13:26:23,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 13:26:23,111 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 13:26:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 13:26:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 13:26:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 13:26:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 13:26:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 13:26:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 13:26:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 13:26:23,112 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 13:26:23,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 13:26:23,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 13:26:23,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 13:26:23,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 13:26:23,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 13:26:23,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 13:26:23,167 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 13:26:23,170 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 13:26:23,326 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:26:23,335 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 13:26:23,352 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 13:26:23,352 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 13:26:23,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:26:23 BoogieIcfgContainer [2024-09-20 13:26:23,353 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 13:26:23,353 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 13:26:23,353 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 13:26:23,354 INFO L274 PluginConnector]: Referee initialized [2024-09-20 13:26:23,354 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 01:26:21" (1/4) ... [2024-09-20 13:26:23,354 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3a55eb42 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:26:23, skipping insertion in model container [2024-09-20 13:26:23,354 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 01:26:22" (2/4) ... [2024-09-20 13:26:23,355 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3a55eb42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:26:23, skipping insertion in model container [2024-09-20 13:26:23,355 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:23" (3/4) ... [2024-09-20 13:26:23,355 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3a55eb42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:26:23, skipping insertion in model container [2024-09-20 13:26:23,355 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:26:23" (4/4) ... [2024-09-20 13:26:23,357 INFO L79 RefereeObserver]: Analyzing ICFG sumt7.c [2024-09-20 13:26:23,359 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 13:26:23,360 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-1 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 17 edges. [2024-09-20 13:26:23,360 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-20 13:26:23,360 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-1 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 16 edges. [2024-09-20 13:26:23,360 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 13:26:23,360 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 13:26:23,361 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from loop head to error location [2024-09-20 13:26:23,397 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 17 edges [2024-09-20 13:26:23,401 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:23,401 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:23,401 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:23,403 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:23,405 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:23,491 INFO L101 BaseMinimizeStates]: Removed 45 edges and 10 locations by large block encoding [2024-09-20 13:26:23,493 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:23,493 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:23,493 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:23,494 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:23,506 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:23,523 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-1 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:26:23,530 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:26:23,530 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:23,530 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:23,530 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:23,530 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:23,530 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:23,532 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:26:23,532 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:23,533 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:23,533 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:23,533 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:23,533 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:23,538 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:26:23,545 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 16 edges [2024-09-20 13:26:23,545 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:23,545 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:23,545 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:23,546 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:23,546 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:23,582 INFO L101 BaseMinimizeStates]: Removed 37 edges and 9 locations by large block encoding [2024-09-20 13:26:23,582 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:23,582 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:23,582 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:23,583 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:23,593 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:23,628 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-1 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:23,637 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:26:23,640 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:23,641 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:23,641 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:23,642 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:23,642 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:23,644 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:26:23,644 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:23,645 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:23,645 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:23,645 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:23,646 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:23,647 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:26:23,657 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:26:23,657 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:23,657 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:23,657 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:23,658 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:23,658 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:23,659 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:26:23,659 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:23,659 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:23,659 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:23,659 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:23,659 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:23,661 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 13:26:23,663 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-20 13:26:23,664 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3a55eb42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 01:26:23, skipping insertion in model container [2024-09-20 13:26:23,664 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 13:26:23,666 INFO L158 Benchmark]: Toolchain (without parser) took 901.27ms. Allocated memory is still 161.5MB. Free memory was 87.7MB in the beginning and 60.7MB in the end (delta: 27.0MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2024-09-20 13:26:23,666 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 161.5MB. Free memory is still 114.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:26:23,666 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 161.5MB. Free memory is still 133.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:26:23,667 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.88ms. Allocated memory is still 161.5MB. Free memory was 87.5MB in the beginning and 132.9MB in the end (delta: -45.4MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2024-09-20 13:26:23,668 INFO L158 Benchmark]: Boogie Preprocessor took 36.85ms. Allocated memory is still 161.5MB. Free memory was 132.9MB in the beginning and 129.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 13:26:23,668 INFO L158 Benchmark]: RCFGBuilder took 309.06ms. Allocated memory is still 161.5MB. Free memory was 129.9MB in the beginning and 114.0MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-20 13:26:23,669 INFO L158 Benchmark]: Referee took 311.35ms. Allocated memory is still 161.5MB. Free memory was 114.0MB in the beginning and 60.7MB in the end (delta: 53.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-09-20 13:26:23,671 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 21 to check that procedure precondition always holds at line 38. 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 10. 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 21 to loop head at line 21. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 21. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 161.5MB. Free memory is still 114.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.17ms. Allocated memory is still 161.5MB. Free memory is still 133.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 240.88ms. Allocated memory is still 161.5MB. Free memory was 87.5MB in the beginning and 132.9MB in the end (delta: -45.4MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.85ms. Allocated memory is still 161.5MB. Free memory was 132.9MB in the beginning and 129.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 309.06ms. Allocated memory is still 161.5MB. Free memory was 129.9MB in the beginning and 114.0MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 311.35ms. Allocated memory is still 161.5MB. Free memory was 114.0MB in the beginning and 60.7MB in the end (delta: 53.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-20 13:26:23,692 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...