This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:47:08,117 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:47:08,202 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:47:08,207 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:47:08,208 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:47:08,239 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:47:08,240 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:47:08,240 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:47:08,241 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:47:08,242 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:47:08,242 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:47:08,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:47:08,243 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:47:08,243 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:47:08,244 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:47:08,244 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:47:08,246 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:47:08,248 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:47:08,248 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:47:08,249 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:47:08,249 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:47:08,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:47:08,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:47:08,250 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:47:08,250 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:47:08,251 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:47:08,251 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:47:08,251 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:47:08,252 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:47:08,252 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:47:08,253 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:47:08,253 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:47:08,254 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:47:08,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:47:08,254 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:47:08,254 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:47:08,255 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:47:08,255 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:47:08,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:47:08,255 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:47:08,256 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:47:08,256 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:47:08,256 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:47:08,256 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:47:08,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:47:08,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:47:08,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:47:08,542 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:47:08,543 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:47:08,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-acceleration/phases_2-2.c [2024-09-21 12:47:09,947 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:47:10,120 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:47:10,121 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-acceleration/phases_2-2.c [2024-09-21 12:47:10,128 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/8d1fdc2e8/9fd8929bf5ee43e5a9a0ba2995469d0b/FLAG214ed29f3 [2024-09-21 12:47:10,144 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/8d1fdc2e8/9fd8929bf5ee43e5a9a0ba2995469d0b [2024-09-21 12:47:10,147 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:47:10,148 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:47:10,149 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/phases_2-2.yml/witness-2.1.yml [2024-09-21 12:47:10,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:47:10,200 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:47:10,203 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:47:10,203 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:47:10,208 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:47:10,209 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:47:10" (1/2) ... [2024-09-21 12:47:10,210 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46bba626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:10, skipping insertion in model container [2024-09-21 12:47:10,210 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:47:10" (1/2) ... [2024-09-21 12:47:10,246 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59f42485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:10, skipping insertion in model container [2024-09-21 12:47:10,247 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:47:10" (2/2) ... [2024-09-21 12:47:10,247 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46bba626 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:10, skipping insertion in model container [2024-09-21 12:47:10,247 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:47:10" (2/2) ... [2024-09-21 12:47:10,258 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:47:10,261 INFO L1541 ArrayList]: Loop invariant at [L23-L29] ((x == 1) && (1 <= y)) [2024-09-21 12:47:10,261 INFO L1541 ArrayList]: Function contract at [L10]: requires (cond != 0), ensures (cond != 0) [2024-09-21 12:47:10,279 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:47:10,426 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/loop-acceleration/phases_2-2.c[459,472] [2024-09-21 12:47:10,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:47:10,452 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 12:47:10,492 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/loop-acceleration/phases_2-2.c[459,472] Start Parsing Local [2024-09-21 12:47:10,498 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:47:10,513 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:47:10,514 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:10 WrapperNode [2024-09-21 12:47:10,514 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:47:10,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:47:10,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:47:10,515 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:47:10,528 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:10" (1/1) ... [2024-09-21 12:47:10,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:10" (1/1) ... [2024-09-21 12:47:10,535 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:10" (1/1) ... [2024-09-21 12:47:10,543 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 [2024-09-21 12:47:10,544 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:10" (1/1) ... [2024-09-21 12:47:10,544 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:10" (1/1) ... [2024-09-21 12:47:10,552 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:10" (1/1) ... [2024-09-21 12:47:10,557 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:10" (1/1) ... [2024-09-21 12:47:10,558 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:10" (1/1) ... [2024-09-21 12:47:10,559 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:10" (1/1) ... [2024-09-21 12:47:10,561 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:47:10,565 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:47:10,565 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:47:10,565 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:47:10,566 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:10" (1/1) ... [2024-09-21 12:47:10,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:47:10,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:47:10,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-21 12:47:10,596 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-21 12:47:10,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:47:10,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:47:10,635 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:47:10,636 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:47:10,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:47:10,636 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:47:10,636 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:47:10,636 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:47:10,638 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:47:10,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:47:10,638 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:47:10,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-21 12:47:10,638 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:47:10,638 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:47:10,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:47:10,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:47:10,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:47:10,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:47:10,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:47:10,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:47:10,696 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:47:10,700 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:47:10,831 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:47:10,842 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:47:10,871 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:47:10,872 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:47:10,872 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:47:10 BoogieIcfgContainer [2024-09-21 12:47:10,873 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:47:10,873 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:47:10,873 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:47:10,874 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:47:10,874 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:47:10" (1/4) ... [2024-09-21 12:47:10,875 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@72b3b5f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:47:10, skipping insertion in model container [2024-09-21 12:47:10,875 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:47:10" (2/4) ... [2024-09-21 12:47:10,875 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@72b3b5f2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:47:10, skipping insertion in model container [2024-09-21 12:47:10,875 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:10" (3/4) ... [2024-09-21 12:47:10,876 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@72b3b5f2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:47:10, skipping insertion in model container [2024-09-21 12:47:10,876 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:47:10" (4/4) ... [2024-09-21 12:47:10,877 INFO L79 RefereeObserver]: Analyzing ICFG phases_2-2.c [2024-09-21 12:47:10,881 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:47:10,881 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:47:10,882 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-21 12:47:10,882 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-21 12:47:10,882 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:47:10,882 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-21 12:47:10,883 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location [2024-09-21 12:47:10,935 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 12:47:10,936 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:10,937 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:10,937 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:10,938 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:10,940 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:10,954 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 12:47:10,955 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:10,955 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:10,955 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:10,955 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:10,961 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:10,974 INFO L520 InvariantChecker]: The annotation(s) from loop head L24-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:47:10,989 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:47:10,990 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:10,990 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:10,990 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:10,990 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:10,990 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:10,994 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:47:10,994 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:10,994 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:10,995 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:10,995 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:10,995 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:11,000 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:47:11,012 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:47:11,013 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:11,013 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:11,013 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:11,014 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:11,014 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:11,028 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:47:11,028 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:11,028 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:11,029 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:11,029 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:11,040 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:15,048 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-21 12:47:15,062 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:47:15,062 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:15,062 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:15,063 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:15,063 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:15,063 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:15,066 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:47:15,067 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:15,067 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:15,067 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:15,067 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:15,068 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:15,070 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:47:15,084 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:47:15,084 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:15,085 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:15,085 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:15,085 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:15,085 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:15,087 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:47:15,087 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:15,087 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:15,087 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:15,089 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:15,089 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:15,093 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:47:15,095 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-21 12:47:15,096 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@72b3b5f2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:47:15, skipping insertion in model container [2024-09-21 12:47:15,096 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:47:15,098 INFO L158 Benchmark]: Toolchain (without parser) took 4896.72ms. Allocated memory was 119.5MB in the beginning and 188.7MB in the end (delta: 69.2MB). Free memory was 46.6MB in the beginning and 119.9MB in the end (delta: -73.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:47:15,098 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory was 69.3MB in the beginning and 69.1MB in the end (delta: 157.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:47:15,099 INFO L158 Benchmark]: Witness Parser took 0.54ms. Allocated memory is still 119.5MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:47:15,100 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.47ms. Allocated memory was 119.5MB in the beginning and 188.7MB in the end (delta: 69.2MB). Free memory was 46.4MB in the beginning and 151.3MB in the end (delta: -104.9MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2024-09-21 12:47:15,101 INFO L158 Benchmark]: Boogie Preprocessor took 48.94ms. Allocated memory is still 188.7MB. Free memory was 150.3MB in the beginning and 149.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:47:15,101 INFO L158 Benchmark]: RCFGBuilder took 308.08ms. Allocated memory is still 188.7MB. Free memory was 149.2MB in the beginning and 136.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 12:47:15,102 INFO L158 Benchmark]: Referee took 4222.52ms. Allocated memory is still 188.7MB. Free memory was 136.7MB in the beginning and 119.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-21 12:47:15,104 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 23 to loop head at line 23. Annotation is valid for all loop-free paths from loop head at line 23 to check that procedure precondition always holds at line 23. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 23. 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 12. 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: * CDTParser took 0.18ms. Allocated memory is still 119.5MB. Free memory was 69.3MB in the beginning and 69.1MB in the end (delta: 157.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.54ms. Allocated memory is still 119.5MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.47ms. Allocated memory was 119.5MB in the beginning and 188.7MB in the end (delta: 69.2MB). Free memory was 46.4MB in the beginning and 151.3MB in the end (delta: -104.9MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.94ms. Allocated memory is still 188.7MB. Free memory was 150.3MB in the beginning and 149.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 308.08ms. Allocated memory is still 188.7MB. Free memory was 149.2MB in the beginning and 136.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 4222.52ms. Allocated memory is still 188.7MB. Free memory was 136.7MB in the beginning and 119.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-21 12:47:15,125 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:47:17,286 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:47:17,362 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-21 12:47:17,370 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:47:17,370 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:47:17,399 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:47:17,399 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:47:17,400 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:47:17,401 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:47:17,401 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:47:17,403 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:47:17,403 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:47:17,403 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:47:17,404 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:47:17,404 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:47:17,408 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:47:17,408 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:47:17,409 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:47:17,409 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:47:17,409 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:47:17,409 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:47:17,410 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:47:17,410 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:47:17,414 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-21 12:47:17,414 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-21 12:47:17,415 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:47:17,415 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-21 12:47:17,415 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:47:17,415 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:47:17,415 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:47:17,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:47:17,416 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:47:17,416 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:47:17,416 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:47:17,417 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:47:17,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:47:17,417 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:47:17,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:47:17,419 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:47:17,419 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-21 12:47:17,419 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-21 12:47:17,420 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:47:17,420 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:47:17,420 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:47:17,420 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:47:17,421 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-21 12:47:17,421 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:47:17,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:47:17,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:47:17,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:47:17,740 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:47:17,741 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:47:17,742 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/phases_2-2.yml/witness-2.1.yml [2024-09-21 12:47:17,792 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:47:17,792 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:47:17,793 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-acceleration/phases_2-2.c [2024-09-21 12:47:19,386 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:47:19,592 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:47:19,592 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-acceleration/phases_2-2.c [2024-09-21 12:47:19,600 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e7f1e3acb/950e3668d8344a6cbfdafbfe94a9fc2e/FLAG3646d7e84 [2024-09-21 12:47:19,613 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e7f1e3acb/950e3668d8344a6cbfdafbfe94a9fc2e [2024-09-21 12:47:19,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:47:19,615 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:47:19,616 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:47:19,616 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:47:19,620 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:47:19,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:47:17" (1/2) ... [2024-09-21 12:47:19,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3642c129 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:19, skipping insertion in model container [2024-09-21 12:47:19,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:47:17" (1/2) ... [2024-09-21 12:47:19,626 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@220f95b9 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:19, skipping insertion in model container [2024-09-21 12:47:19,629 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:47:19" (2/2) ... [2024-09-21 12:47:19,629 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3642c129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:19, skipping insertion in model container [2024-09-21 12:47:19,630 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:47:19" (2/2) ... [2024-09-21 12:47:19,638 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:47:19,638 INFO L1541 ArrayList]: Loop invariant at [L23-L29] ((x == 1) && (1 <= y)) [2024-09-21 12:47:19,639 INFO L1541 ArrayList]: Function contract at [L10]: requires (cond != 0), ensures (cond != 0) [2024-09-21 12:47:19,655 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:47:19,827 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/loop-acceleration/phases_2-2.c[459,472] [2024-09-21 12:47:19,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:47:19,871 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 12:47:19,910 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/loop-acceleration/phases_2-2.c[459,472] Start Parsing Local [2024-09-21 12:47:19,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:47:19,935 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:47:19,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:19 WrapperNode [2024-09-21 12:47:19,936 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:47:19,937 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:47:19,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:47:19,937 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:47:19,950 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:19" (1/1) ... [2024-09-21 12:47:19,950 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:19" (1/1) ... [2024-09-21 12:47:19,958 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:19" (1/1) ... [2024-09-21 12:47:19,968 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 [2024-09-21 12:47:19,968 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:19" (1/1) ... [2024-09-21 12:47:19,968 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:19" (1/1) ... [2024-09-21 12:47:19,978 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:19" (1/1) ... [2024-09-21 12:47:19,982 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:19" (1/1) ... [2024-09-21 12:47:19,984 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:19" (1/1) ... [2024-09-21 12:47:19,984 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:19" (1/1) ... [2024-09-21 12:47:19,987 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:47:19,988 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:47:19,989 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:47:19,989 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:47:19,990 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:19" (1/1) ... [2024-09-21 12:47:19,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:47:20,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:47:20,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-21 12:47:20,024 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-21 12:47:20,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:47:20,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:47:20,074 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:47:20,074 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:47:20,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:47:20,075 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:47:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:47:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:47:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:47:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:47:20,075 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:47:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-21 12:47:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:47:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:47:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:47:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-21 12:47:20,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:47:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-21 12:47:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-21 12:47:20,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:47:20,153 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:47:20,157 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:47:20,326 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:47:20,338 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:47:20,370 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:47:20,371 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:47:20,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:47:20 BoogieIcfgContainer [2024-09-21 12:47:20,371 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:47:20,372 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:47:20,372 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:47:20,373 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:47:20,373 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:47:17" (1/4) ... [2024-09-21 12:47:20,375 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3f54982b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:47:20, skipping insertion in model container [2024-09-21 12:47:20,375 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:47:19" (2/4) ... [2024-09-21 12:47:20,376 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3f54982b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:47:20, skipping insertion in model container [2024-09-21 12:47:20,376 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:19" (3/4) ... [2024-09-21 12:47:20,376 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3f54982b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:47:20, skipping insertion in model container [2024-09-21 12:47:20,376 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:47:20" (4/4) ... [2024-09-21 12:47:20,378 INFO L79 RefereeObserver]: Analyzing ICFG phases_2-2.c [2024-09-21 12:47:20,388 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:47:20,389 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:47:20,389 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-21 12:47:20,390 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-21 12:47:20,390 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:47:20,390 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-21 12:47:20,390 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 error location, 1 loop-free subgraphs from loop head to loop head [2024-09-21 12:47:20,436 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 12:47:20,437 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:20,437 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:20,437 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:20,438 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:20,440 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:20,448 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 12:47:20,449 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:20,449 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:20,449 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:20,450 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:20,455 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:20,470 INFO L520 InvariantChecker]: The annotation(s) from loop head L24-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:47:20,480 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:47:20,481 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:20,481 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:20,481 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:20,481 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:20,481 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:20,484 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:47:20,484 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:20,484 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:20,484 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:20,485 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:20,485 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:20,490 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:47:20,500 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:47:20,500 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:20,501 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:20,501 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:20,501 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:20,501 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:20,511 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:47:20,511 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:20,511 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:20,511 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:20,511 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:20,524 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:20,544 INFO L520 InvariantChecker]: The annotation(s) from loop head L24-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:47:20,558 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:47:20,558 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:20,558 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:20,559 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:20,559 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:20,559 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:20,570 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:47:20,573 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:20,573 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:20,573 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:20,573 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:20,574 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:20,576 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:47:20,590 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:47:20,590 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:20,591 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:20,591 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:20,591 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:20,591 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:20,595 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:47:20,595 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:20,595 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:20,595 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:20,595 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:20,595 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:20,606 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:47:20,610 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:47:20,610 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3f54982b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:47:20, skipping insertion in model container [2024-09-21 12:47:20,611 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:47:20,612 INFO L158 Benchmark]: Toolchain (without parser) took 997.02ms. Allocated memory is still 71.3MB. Free memory was 42.8MB in the beginning and 34.9MB in the end (delta: 7.9MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2024-09-21 12:47:20,613 INFO L158 Benchmark]: Witness Parser took 0.84ms. Allocated memory is still 50.3MB. Free memory is still 27.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:47:20,613 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 50.3MB. Free memory was 25.3MB in the beginning and 25.2MB in the end (delta: 62.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:47:20,614 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.60ms. Allocated memory is still 71.3MB. Free memory was 42.6MB in the beginning and 47.5MB in the end (delta: -4.9MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-09-21 12:47:20,614 INFO L158 Benchmark]: Boogie Preprocessor took 49.97ms. Allocated memory is still 71.3MB. Free memory was 47.5MB in the beginning and 45.4MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-21 12:47:20,615 INFO L158 Benchmark]: RCFGBuilder took 383.21ms. Allocated memory is still 71.3MB. Free memory was 45.2MB in the beginning and 33.2MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-21 12:47:20,615 INFO L158 Benchmark]: Referee took 238.98ms. Allocated memory is still 71.3MB. Free memory was 33.2MB in the beginning and 34.9MB in the end (delta: -1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-21 12:47:20,618 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 23 to loop head at line 23. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 23. Annotation is valid for all loop-free paths from loop head at line 23 to check that procedure precondition always holds at line 23. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 12. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.84ms. Allocated memory is still 50.3MB. Free memory is still 27.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.19ms. Allocated memory is still 50.3MB. Free memory was 25.3MB in the beginning and 25.2MB in the end (delta: 62.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.60ms. Allocated memory is still 71.3MB. Free memory was 42.6MB in the beginning and 47.5MB in the end (delta: -4.9MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.97ms. Allocated memory is still 71.3MB. Free memory was 47.5MB in the beginning and 45.4MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 383.21ms. Allocated memory is still 71.3MB. Free memory was 45.2MB in the beginning and 33.2MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 238.98ms. Allocated memory is still 71.3MB. Free memory was 33.2MB in the beginning and 34.9MB in the end (delta: -1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:47:20,643 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...