This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:47:46,150 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:47:46,216 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:47:46,220 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:47:46,220 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:47:46,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:47:46,251 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:47:46,252 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:47:46,253 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:47:46,254 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:47:46,255 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:47:46,255 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:47:46,256 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:47:46,256 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:47:46,258 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:47:46,258 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:47:46,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:47:46,259 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:47:46,259 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:47:46,259 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:47:46,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:47:46,260 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:47:46,260 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:47:46,261 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:47:46,261 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:47:46,261 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:47:46,261 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:47:46,262 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:47:46,262 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:47:46,262 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:47:46,263 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:47:46,263 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:47:46,263 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:47:46,264 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:47:46,264 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:47:46,264 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:47:46,265 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:47:46,265 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:47:46,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:47:46,266 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:47:46,266 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:47:46,267 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:47:46,267 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:47:46,267 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:47:46,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:47:46,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:47:46,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:47:46,537 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:47:46,538 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:47:46,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/hh2012-ex3.i [2024-09-21 12:47:47,921 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:47:48,102 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:47:48,103 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/hh2012-ex3.i [2024-09-21 12:47:48,110 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/21689d482/045851596e2446418045e54731d30d6e/FLAG988f5e8b1 [2024-09-21 12:47:48,123 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/21689d482/045851596e2446418045e54731d30d6e [2024-09-21 12:47:48,125 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:47:48,126 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:47:48,126 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hh2012-ex3.yml/witness-2.1.yml [2024-09-21 12:47:48,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:47:48,176 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:47:48,179 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:47:48,179 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:47:48,184 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:47:48,184 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:47:48" (1/2) ... [2024-09-21 12:47:48,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35ecd817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:48, skipping insertion in model container [2024-09-21 12:47:48,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:47:48" (1/2) ... [2024-09-21 12:47:48,189 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@787cce3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:47:48, skipping insertion in model container [2024-09-21 12:47:48,189 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 12:47:48" (2/2) ... [2024-09-21 12:47:48,189 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35ecd817 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:48, skipping insertion in model container [2024-09-21 12:47:48,189 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 12:47:48" (2/2) ... [2024-09-21 12:47:48,200 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:47:48,201 INFO L1541 ArrayList]: Loop invariant at [L16-L31] ((i <= 4) && (0 <= i)) [2024-09-21 12:47:48,201 INFO L1541 ArrayList]: Loop invariant at [L18-L25] ((((j == 0) && (0 <= i)) && (i <= 3)) || ((((i <= ((long long) j + 3)) && (1 <= j)) && (j <= i)) && (j <= 4))) [2024-09-21 12:47:48,201 INFO L1541 ArrayList]: Function contract at [L13]: requires (cond != 0), ensures (cond != 0) [2024-09-21 12:47:48,220 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:47:48,371 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-lit/hh2012-ex3.i[799,812] [2024-09-21 12:47:48,386 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:47:48,399 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 12:47:48,450 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-lit/hh2012-ex3.i[799,812] Start Parsing Local Start Parsing Local [2024-09-21 12:47:48,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:47:48,486 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:47:48,487 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:47:48 WrapperNode [2024-09-21 12:47:48,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:47:48,490 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:47:48,490 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:47:48,491 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:47:48,504 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 12:47:48" (1/1) ... [2024-09-21 12:47:48,504 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 12:47:48" (1/1) ... [2024-09-21 12:47:48,511 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 12:47:48" (1/1) ... [2024-09-21 12:47:48,530 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 12:47:48,530 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 12:47:48" (1/1) ... [2024-09-21 12:47:48,531 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 12:47:48" (1/1) ... [2024-09-21 12:47:48,539 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 12:47:48" (1/1) ... [2024-09-21 12:47:48,542 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 12:47:48" (1/1) ... [2024-09-21 12:47:48,546 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 12:47:48" (1/1) ... [2024-09-21 12:47:48,547 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 12:47:48" (1/1) ... [2024-09-21 12:47:48,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:47:48,553 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:47:48,553 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:47:48,553 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:47:48,554 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 12:47:48" (1/1) ... [2024-09-21 12:47:48,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:47:48,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:47:48,595 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 12:47:48,601 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 12:47:48,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:47:48,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:47:48,642 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:47:48,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:47:48,643 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:47:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:47:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-21 12:47:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-21 12:47:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:47:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:47:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:47:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:47:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:47:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:47:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:47:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:47:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:47:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:47:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:47:48,708 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:47:48,711 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:47:48,835 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:47:48,878 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:47:48,926 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:47:48,927 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-21 12:47:48,928 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:47:48 BoogieIcfgContainer [2024-09-21 12:47:48,928 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:47:48,928 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:47:48,928 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:47:48,929 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:47:48,929 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:47:48" (1/4) ... [2024-09-21 12:47:48,930 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3a1191ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:47:48, skipping insertion in model container [2024-09-21 12:47:48,930 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 12:47:48" (2/4) ... [2024-09-21 12:47:48,930 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3a1191ec and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:47:48, skipping insertion in model container [2024-09-21 12:47:48,930 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 12:47:48" (3/4) ... [2024-09-21 12:47:48,931 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3a1191ec and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:47:48, skipping insertion in model container [2024-09-21 12:47:48,931 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 12:47:48" (4/4) ... [2024-09-21 12:47:48,935 INFO L79 RefereeObserver]: Analyzing ICFG hh2012-ex3.i [2024-09-21 12:47:48,939 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-21 12:47:48,939 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-21 12:47:48,939 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 12:47:48,940 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:47:48,940 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-21 12:47:48,940 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-21 12:47:48,940 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-21 12:47:48,941 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-21 12:47:48,941 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-21 12:47:48,941 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 12:47:48,941 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:47:48,942 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:47:48,942 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 12:47:48,942 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 12:47:48,942 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:47:48,943 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to loop head, 8 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-21 12:47:48,983 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-09-21 12:47:48,984 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:48,985 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:48,985 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:48,986 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:48,987 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,005 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-21 12:47:49,006 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,006 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:49,006 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:49,007 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:49,011 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:49,027 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:47:49,049 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:47:49,049 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:49,049 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:49,050 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:49,050 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:49,050 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,055 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:47:49,056 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,056 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:49,056 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:49,056 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:49,056 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:49,059 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:47:49,069 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:47:49,069 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:49,069 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:49,070 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:49,070 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:49,070 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,076 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-21 12:47:49,076 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,076 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:49,076 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:49,076 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:49,078 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:49,081 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:47:49,090 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-21 12:47:49,094 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:49,094 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:49,094 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:49,095 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:49,095 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,112 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-21 12:47:49,113 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,114 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:49,114 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:49,114 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:49,114 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:49,120 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:47:49,136 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:47:49,136 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:49,136 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:49,136 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:49,137 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:49,137 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,141 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:47:49,141 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,142 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:49,142 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:49,142 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:49,143 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:49,146 INFO L520 InvariantChecker]: The annotation(s) from loop head L16-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:47:49,161 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-21 12:47:49,162 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:49,162 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:49,162 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:49,162 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:49,162 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,176 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-21 12:47:49,177 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,177 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:49,177 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:49,178 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:49,178 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:49,188 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:47:49,197 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-21 12:47:49,198 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:49,198 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:49,198 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:49,198 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:49,198 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,209 INFO L101 BaseMinimizeStates]: Removed 15 edges and 5 locations by large block encoding [2024-09-21 12:47:49,212 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,212 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:49,212 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:49,212 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:49,214 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:49,219 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:47:49,227 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 9 edges [2024-09-21 12:47:49,229 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:49,230 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:49,230 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:49,230 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:49,230 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,246 INFO L101 BaseMinimizeStates]: Removed 21 edges and 7 locations by large block encoding [2024-09-21 12:47:49,247 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,247 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:49,247 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:49,247 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:49,249 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:49,254 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:47:49,262 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 12:47:49,262 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:49,263 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:49,263 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:49,263 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:49,263 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,264 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 12:47:49,264 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,264 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:49,264 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:49,265 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:49,265 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:49,269 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:47:49,277 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:47:49,277 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:49,277 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:49,277 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:49,278 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:49,278 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,284 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:47:49,284 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,284 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:49,285 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:49,285 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:49,285 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:49,288 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:47:49,296 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 12:47:49,296 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:49,297 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:49,297 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:49,297 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:49,297 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,300 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 12:47:49,301 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,301 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:49,301 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:49,301 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:49,302 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:49,304 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:47:49,311 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:47:49,311 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:49,312 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:49,312 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:49,312 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:49,312 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,316 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:47:49,317 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,317 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:49,318 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:49,318 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:49,318 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:49,320 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:47:49,328 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:47:49,328 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:49,328 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:49,328 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:49,329 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:49,329 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,330 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:47:49,330 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,331 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:49,331 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:49,331 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:49,331 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:49,333 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:47:49,339 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 12:47:49,339 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:47:49,339 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:47:49,339 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:47:49,340 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:47:49,340 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,343 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 12:47:49,343 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:47:49,343 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:47:49,343 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:47:49,343 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:47:49,344 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:47:49,346 INFO L520 InvariantChecker]: The annotation(s) from loop head L24 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:47:49,350 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:47:49,350 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3a1191ec and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:47:49, skipping insertion in model container [2024-09-21 12:47:49,350 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:47:49,353 INFO L158 Benchmark]: Toolchain (without parser) took 1175.53ms. Allocated memory is still 161.5MB. Free memory was 91.9MB in the beginning and 80.0MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-21 12:47:49,353 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory was 74.9MB in the beginning and 74.8MB in the end (delta: 140.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:47:49,354 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 161.5MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:47:49,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.15ms. Allocated memory is still 161.5MB. Free memory was 91.9MB in the beginning and 78.5MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 12:47:49,355 INFO L158 Benchmark]: Boogie Preprocessor took 61.79ms. Allocated memory is still 161.5MB. Free memory was 78.5MB in the beginning and 76.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:47:49,355 INFO L158 Benchmark]: RCFGBuilder took 375.03ms. Allocated memory is still 161.5MB. Free memory was 76.5MB in the beginning and 131.2MB in the end (delta: -54.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-21 12:47:49,356 INFO L158 Benchmark]: Referee took 421.65ms. Allocated memory is still 161.5MB. Free memory was 131.2MB in the beginning and 80.0MB in the end (delta: 51.1MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-09-21 12:47:49,357 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 loop head at line 18. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 26. Annotation is valid for all loop-free paths from loop head at line 18 to loop head at line 16. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 21. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 18. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 21. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 23. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 27. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 16. 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 13. Annotation is valid for all loop-free paths from loop head at line 16 to loop head at line 18. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from loop head at line 18 to check that procedure precondition always holds at line 22. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 113.2MB. Free memory was 74.9MB in the beginning and 74.8MB in the end (delta: 140.0kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 161.5MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.15ms. Allocated memory is still 161.5MB. Free memory was 91.9MB in the beginning and 78.5MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.79ms. Allocated memory is still 161.5MB. Free memory was 78.5MB in the beginning and 76.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 375.03ms. Allocated memory is still 161.5MB. Free memory was 76.5MB in the beginning and 131.2MB in the end (delta: -54.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 421.65ms. Allocated memory is still 161.5MB. Free memory was 131.2MB in the beginning and 80.0MB in the end (delta: 51.1MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:47:49,387 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...