This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:47:58,237 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:47:58,311 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:47:58,315 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:47:58,319 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:47:58,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:47:58,348 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:47:58,348 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:47:58,349 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:47:58,353 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:47:58,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:47:58,353 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:47:58,354 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:47:58,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:47:58,354 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:47:58,354 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:47:58,355 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:47:58,355 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:47:58,355 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:47:58,355 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:47:58,355 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:47:58,356 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:47:58,356 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:47:58,356 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:47:58,357 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:47:58,357 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:47:58,357 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:47:58,358 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:47:58,358 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:47:58,359 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:47:58,359 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:47:58,359 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:47:58,359 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:47:58,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:47:58,360 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:47:58,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:47:58,360 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:47:58,360 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:47:58,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:47:58,360 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:47:58,361 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:47:58,362 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:47:58,362 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:47:58,363 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:47:58,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:47:58,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:47:58,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:47:58,616 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:47:58,616 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:47:58,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-industry-pattern/mod3.c [2024-09-21 12:47:59,980 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:48:00,155 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:48:00,156 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-industry-pattern/mod3.c [2024-09-21 12:48:00,163 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/92231e028/a7924d86f28b4175852fd257b0781c8c/FLAGb247cbe07 [2024-09-21 12:48:00,178 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/92231e028/a7924d86f28b4175852fd257b0781c8c [2024-09-21 12:48:00,182 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:48:00,183 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:48:00,184 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mod3.yml/witness-2.1.yml [2024-09-21 12:48:00,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:48:00,241 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:48:00,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:48:00,243 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:48:00,248 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:48:00,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:48:00" (1/2) ... [2024-09-21 12:48:00,252 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5071a186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:00, skipping insertion in model container [2024-09-21 12:48:00,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:48:00" (1/2) ... [2024-09-21 12:48:00,254 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43d039d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:00, skipping insertion in model container [2024-09-21 12:48:00,254 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 12:48:00" (2/2) ... [2024-09-21 12:48:00,254 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5071a186 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:00, skipping insertion in model container [2024-09-21 12:48:00,255 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 12:48:00" (2/2) ... [2024-09-21 12:48:00,263 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:48:00,264 INFO L1541 ArrayList]: Loop invariant at [L18-L31] ((y == 1) || ((x % 3) < 1)) [2024-09-21 12:48:00,265 INFO L1541 ArrayList]: Function contract at [L8]: requires (1 <= cond), ensures (1 <= cond) [2024-09-21 12:48:00,282 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:48:00,449 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-industry-pattern/mod3.c[394,407] [2024-09-21 12:48:00,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:48:00,488 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 12:48:00,525 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-industry-pattern/mod3.c[394,407] Start Parsing Local [2024-09-21 12:48:00,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:48:00,556 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:48:00,557 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:00 WrapperNode [2024-09-21 12:48:00,557 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:48:00,558 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:48:00,559 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:48:00,559 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:48:00,571 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 12:48:00" (1/1) ... [2024-09-21 12:48:00,572 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 12:48:00" (1/1) ... [2024-09-21 12:48:00,578 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 12:48:00" (1/1) ... [2024-09-21 12:48:00,592 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 12:48:00,594 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 12:48:00" (1/1) ... [2024-09-21 12:48:00,594 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 12:48:00" (1/1) ... [2024-09-21 12:48:00,599 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 12:48:00" (1/1) ... [2024-09-21 12:48:00,603 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 12:48:00" (1/1) ... [2024-09-21 12:48:00,604 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 12:48:00" (1/1) ... [2024-09-21 12:48:00,605 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 12:48:00" (1/1) ... [2024-09-21 12:48:00,607 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:48:00,607 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:48:00,608 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:48:00,608 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:48:00,609 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 12:48:00" (1/1) ... [2024-09-21 12:48:00,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:48:00,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:48:00,635 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 12:48:00,639 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 12:48:00,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:48:00,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:48:00,683 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:48:00,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:48:00,683 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:48:00,683 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:48:00,683 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:48:00,683 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:48:00,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:48:00,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:48:00,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:48:00,684 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:48:00,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:48:00,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:48:00,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:48:00,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:48:00,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:48:00,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:48:00,744 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:48:00,747 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:48:00,882 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:48:00,892 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:48:00,919 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:48:00,919 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:48:00,921 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:48:00 BoogieIcfgContainer [2024-09-21 12:48:00,921 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:48:00,922 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:48:00,922 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:48:00,923 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:48:00,923 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:48:00" (1/4) ... [2024-09-21 12:48:00,924 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@393d0132 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:48:00, skipping insertion in model container [2024-09-21 12:48:00,924 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 12:48:00" (2/4) ... [2024-09-21 12:48:00,925 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@393d0132 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:48:00, skipping insertion in model container [2024-09-21 12:48:00,925 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 12:48:00" (3/4) ... [2024-09-21 12:48:00,925 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@393d0132 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:48:00, skipping insertion in model container [2024-09-21 12:48:00,925 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 12:48:00" (4/4) ... [2024-09-21 12:48:00,927 INFO L79 RefereeObserver]: Analyzing ICFG mod3.c [2024-09-21 12:48:00,930 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:48:00,931 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-21 12:48:00,931 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-21 12:48:00,931 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-21 12:48:00,931 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 12:48:00,931 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 12:48:00,931 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to error location [2024-09-21 12:48:00,969 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-09-21 12:48:00,970 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:00,971 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:00,971 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:00,972 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:00,973 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:00,994 INFO L101 BaseMinimizeStates]: Removed 11 edges and 4 locations by large block encoding [2024-09-21 12:48:00,995 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:00,995 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:00,996 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:00,996 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:01,001 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:01,022 INFO L520 InvariantChecker]: The annotation(s) from loop head L25-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:01,038 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 12:48:01,038 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:01,038 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:01,038 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:01,038 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:01,039 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:01,041 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 12:48:01,042 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:01,042 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:01,042 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:01,042 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:01,043 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:01,049 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:48:01,095 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 10 edges [2024-09-21 12:48:01,095 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:01,096 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:01,096 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:01,096 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:01,096 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:01,162 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-21 12:48:01,163 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:01,165 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:01,165 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:01,165 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:01,197 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:05,202 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-21 12:48:05,215 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:48:05,215 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:05,215 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:05,216 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:05,216 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:05,216 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:05,219 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:48:05,219 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:05,219 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:05,219 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:05,220 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:05,220 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:05,222 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:48:05,229 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:48:05,232 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:05,233 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:05,233 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:05,233 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:05,233 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:05,236 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:48:05,237 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:05,237 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:05,237 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:05,238 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:05,238 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:05,243 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:48:05,247 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-21 12:48:05,247 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@393d0132 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:48:05, skipping insertion in model container [2024-09-21 12:48:05,248 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:48:05,250 INFO L158 Benchmark]: Toolchain (without parser) took 5008.54ms. Allocated memory is still 176.2MB. Free memory was 104.2MB in the beginning and 133.0MB in the end (delta: -28.8MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-09-21 12:48:05,251 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 125.8MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:48:05,251 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 176.2MB. Free memory is still 106.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:48:05,252 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.18ms. Allocated memory is still 176.2MB. Free memory was 104.2MB in the beginning and 91.1MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 12:48:05,253 INFO L158 Benchmark]: Boogie Preprocessor took 48.42ms. Allocated memory is still 176.2MB. Free memory was 91.1MB in the beginning and 89.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:48:05,254 INFO L158 Benchmark]: RCFGBuilder took 314.00ms. Allocated memory is still 176.2MB. Free memory was 89.1MB in the beginning and 76.1MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 12:48:05,254 INFO L158 Benchmark]: Referee took 4326.38ms. Allocated memory is still 176.2MB. Free memory was 76.1MB in the beginning and 133.0MB in the end (delta: -56.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 12:48:05,258 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 18 to loop head at line 18. 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 loop head at line 18 to check that procedure precondition always holds at line 33. 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 main to loop head at line 18. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 125.8MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 176.2MB. Free memory is still 106.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.18ms. Allocated memory is still 176.2MB. Free memory was 104.2MB in the beginning and 91.1MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.42ms. Allocated memory is still 176.2MB. Free memory was 91.1MB in the beginning and 89.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 314.00ms. Allocated memory is still 176.2MB. Free memory was 89.1MB in the beginning and 76.1MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 4326.38ms. Allocated memory is still 176.2MB. Free memory was 76.1MB in the beginning and 133.0MB in the end (delta: -56.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-21 12:48:05,289 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 12:48:07,569 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:48:07,644 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-21 12:48:07,649 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:48:07,650 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:48:07,688 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:48:07,689 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:48:07,689 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:48:07,690 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:48:07,690 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:48:07,690 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:48:07,690 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:48:07,691 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:48:07,691 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:48:07,691 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:48:07,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:48:07,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:48:07,692 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:48:07,693 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:48:07,693 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:48:07,694 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:48:07,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:48:07,695 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:48:07,695 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-21 12:48:07,696 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-21 12:48:07,696 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:48:07,696 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-21 12:48:07,697 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:48:07,697 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:48:07,697 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:48:07,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:48:07,698 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:48:07,698 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:48:07,699 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:48:07,699 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:48:07,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:48:07,700 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:48:07,700 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:48:07,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:48:07,701 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-21 12:48:07,701 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-21 12:48:07,703 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:48:07,704 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:48:07,704 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:48:07,704 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:48:07,705 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-21 12:48:07,705 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:48:08,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:48:08,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:48:08,041 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:48:08,043 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:48:08,043 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:48:08,046 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-industry-pattern/mod3.c [2024-09-21 12:48:09,600 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:48:09,857 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:48:09,857 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-industry-pattern/mod3.c [2024-09-21 12:48:09,865 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/eb5d7e538/55d52d54d8ac421ca8a9467b2d4bf6a3/FLAG9ec34cc9a [2024-09-21 12:48:09,878 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/eb5d7e538/55d52d54d8ac421ca8a9467b2d4bf6a3 [2024-09-21 12:48:09,881 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:48:09,881 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:48:09,882 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mod3.yml/witness-2.1.yml [2024-09-21 12:48:09,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:48:09,937 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:48:09,939 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:48:09,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:48:09,945 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:48:09,946 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:48:09" (1/2) ... [2024-09-21 12:48:09,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36e558dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:09, skipping insertion in model container [2024-09-21 12:48:09,952 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:48:09" (1/2) ... [2024-09-21 12:48:09,954 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@44006742 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:48:09, skipping insertion in model container [2024-09-21 12:48:09,954 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 12:48:09" (2/2) ... [2024-09-21 12:48:09,954 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36e558dc and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:09, skipping insertion in model container [2024-09-21 12:48:09,954 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 12:48:09" (2/2) ... [2024-09-21 12:48:09,961 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:48:09,964 INFO L1541 ArrayList]: Loop invariant at [L18-L31] ((y == 1) || ((x % 3) < 1)) [2024-09-21 12:48:09,965 INFO L1541 ArrayList]: Function contract at [L8]: requires (1 <= cond), ensures (1 <= cond) [2024-09-21 12:48:09,981 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:48:10,150 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-industry-pattern/mod3.c[394,407] [2024-09-21 12:48:10,169 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:48:10,183 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 12:48:10,251 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-industry-pattern/mod3.c[394,407] Start Parsing Local [2024-09-21 12:48:10,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:48:10,304 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:48:10,308 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:48:10 WrapperNode [2024-09-21 12:48:10,309 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:48:10,310 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:48:10,310 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:48:10,311 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:48:10,328 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 12:48:10" (1/1) ... [2024-09-21 12:48:10,329 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 12:48:10" (1/1) ... [2024-09-21 12:48:10,337 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 12:48:10" (1/1) ... [2024-09-21 12:48:10,349 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 12:48:10,351 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 12:48:10" (1/1) ... [2024-09-21 12:48:10,351 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 12:48:10" (1/1) ... [2024-09-21 12:48:10,360 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 12:48:10" (1/1) ... [2024-09-21 12:48:10,364 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 12:48:10" (1/1) ... [2024-09-21 12:48:10,366 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 12:48:10" (1/1) ... [2024-09-21 12:48:10,371 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 12:48:10" (1/1) ... [2024-09-21 12:48:10,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:48:10,374 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:48:10,374 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:48:10,375 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:48:10,375 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 12:48:10" (1/1) ... [2024-09-21 12:48:10,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:48:10,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:48:10,407 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 12:48:10,413 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 12:48:10,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:48:10,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:48:10,463 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:48:10,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:48:10,463 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:48:10,463 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:48:10,463 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:48:10,463 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:48:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:48:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:48:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:48:10,464 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:48:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:48:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-21 12:48:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:48:10,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-21 12:48:10,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-21 12:48:10,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:48:10,540 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:48:10,543 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:48:10,745 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:48:10,765 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:48:10,822 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:48:10,824 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:48:10,824 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:48:10 BoogieIcfgContainer [2024-09-21 12:48:10,825 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:48:10,825 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:48:10,826 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:48:10,827 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:48:10,827 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:48:09" (1/4) ... [2024-09-21 12:48:10,828 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7a8368e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:48:10, skipping insertion in model container [2024-09-21 12:48:10,828 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 12:48:09" (2/4) ... [2024-09-21 12:48:10,829 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7a8368e0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:48:10, skipping insertion in model container [2024-09-21 12:48:10,830 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 12:48:10" (3/4) ... [2024-09-21 12:48:10,830 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7a8368e0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:48:10, skipping insertion in model container [2024-09-21 12:48:10,830 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 12:48:10" (4/4) ... [2024-09-21 12:48:10,831 INFO L79 RefereeObserver]: Analyzing ICFG mod3.c [2024-09-21 12:48:10,836 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:48:10,837 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-21 12:48:10,837 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-21 12:48:10,837 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-21 12:48:10,837 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 12:48:10,837 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 12:48:10,838 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 12:48:10,894 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-09-21 12:48:10,896 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:10,896 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:10,897 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:10,898 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:10,900 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:10,911 INFO L101 BaseMinimizeStates]: Removed 11 edges and 4 locations by large block encoding [2024-09-21 12:48:10,913 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:10,913 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:10,913 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:10,914 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:10,920 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:10,946 INFO L520 InvariantChecker]: The annotation(s) from loop head L25-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:48:10,974 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 12:48:10,975 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:10,975 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:10,975 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:10,978 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:10,978 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:10,980 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 12:48:10,980 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:10,980 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:10,980 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:10,980 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:10,980 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:10,986 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:48:11,004 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 10 edges [2024-09-21 12:48:11,006 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:11,006 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:11,007 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:11,007 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:11,007 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:11,025 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-21 12:48:11,025 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:11,025 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:11,026 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:11,026 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:11,030 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:12,920 INFO L520 InvariantChecker]: The annotation(s) from loop head L25-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:48:12,939 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:48:12,940 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:12,940 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:12,940 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:12,940 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:12,940 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:12,947 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:48:12,947 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:12,947 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:12,948 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:12,948 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:12,948 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:12,951 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:48:12,961 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:48:12,962 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:48:12,962 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:48:12,962 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:48:12,962 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:48:12,962 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:12,963 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:48:12,964 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:48:12,964 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:48:12,964 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:48:12,964 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:48:12,966 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:48:12,968 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:48:12,972 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:48:12,972 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7a8368e0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:48:12, skipping insertion in model container [2024-09-21 12:48:12,972 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:48:12,974 INFO L158 Benchmark]: Toolchain (without parser) took 3035.84ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 38.2MB in the beginning and 32.3MB in the end (delta: 5.9MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-09-21 12:48:12,975 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 48.2MB. Free memory is still 21.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:48:12,976 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 62.9MB. Free memory is still 40.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:48:12,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.09ms. Allocated memory is still 62.9MB. Free memory was 38.0MB in the beginning and 40.1MB in the end (delta: -2.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 12:48:12,978 INFO L158 Benchmark]: Boogie Preprocessor took 62.40ms. Allocated memory is still 62.9MB. Free memory was 40.1MB in the beginning and 37.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:48:12,979 INFO L158 Benchmark]: RCFGBuilder took 451.19ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 37.8MB in the beginning and 52.4MB in the end (delta: -14.6MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2024-09-21 12:48:12,980 INFO L158 Benchmark]: Referee took 2146.95ms. Allocated memory is still 75.5MB. Free memory was 52.4MB in the beginning and 32.3MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-21 12:48:12,982 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 18 to check that procedure precondition always holds at line 33. Annotation is valid for all loop-free paths from loop head at line 18 to loop head at line 18. 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 entry of procedure main to loop head at line 18. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 48.2MB. Free memory is still 21.3MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.20ms. Allocated memory is still 62.9MB. Free memory is still 40.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.09ms. Allocated memory is still 62.9MB. Free memory was 38.0MB in the beginning and 40.1MB in the end (delta: -2.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.40ms. Allocated memory is still 62.9MB. Free memory was 40.1MB in the beginning and 37.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 451.19ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 37.8MB in the beginning and 52.4MB in the end (delta: -14.6MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Referee took 2146.95ms. Allocated memory is still 75.5MB. Free memory was 52.4MB in the beginning and 32.3MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:48:13,014 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...