This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:49:21,826 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:49:21,909 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:49:21,916 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:49:21,917 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:49:21,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:49:21,945 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:49:21,945 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:49:21,946 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:49:21,949 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:49:21,950 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:49:21,950 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:49:21,950 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:49:21,951 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:49:21,951 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:49:21,951 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:49:21,951 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:49:21,951 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:49:21,952 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:49:21,952 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:49:21,952 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:49:21,954 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:49:21,954 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:49:21,954 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:49:21,954 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:49:21,954 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:49:21,955 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:49:21,955 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:49:21,955 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:49:21,955 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:49:21,955 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:49:21,956 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:49:21,956 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:49:21,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:21,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:49:21,956 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:49:21,957 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:49:21,957 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:49:21,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:49:21,959 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:49:21,959 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:49:21,959 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:49:21,960 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:49:21,960 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:49:22,213 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:49:22,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:49:22,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:49:22,237 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:49:22,238 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:49:22,239 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound1.yml/witness-2.1.yml [2024-09-21 12:49:22,298 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:49:22,298 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:49:22,299 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound1.c [2024-09-21 12:49:23,750 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:49:23,940 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:49:23,941 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound1.c [2024-09-21 12:49:23,952 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/732cc7ad7/cd08ef687de0415ca02f6d85daac2122/FLAGd8d865f23 [2024-09-21 12:49:23,966 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/732cc7ad7/cd08ef687de0415ca02f6d85daac2122 [2024-09-21 12:49:23,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:49:23,968 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:49:23,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:23,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:49:23,976 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:49:23,977 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 12:49:22" (1/2) ... [2024-09-21 12:49:23,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59c0394 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:23, skipping insertion in model container [2024-09-21 12:49:23,978 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 12:49:22" (1/2) ... [2024-09-21 12:49:23,979 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ce6dcb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:23, skipping insertion in model container [2024-09-21 12:49:23,979 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:23" (2/2) ... [2024-09-21 12:49:23,980 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59c0394 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:23, skipping insertion in model container [2024-09-21 12:49:23,980 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:23" (2/2) ... [2024-09-21 12:49:23,987 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:49:23,988 INFO L1541 ArrayList]: Loop invariant at [L36-L46] (((((z == y) && (0 <= k)) && (k <= 1)) && (x == 1)) && (c == 1)) [2024-09-21 12:49:23,988 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= cond), ensures (1 <= cond) [2024-09-21 12:49:23,988 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (cond != 0) [2024-09-21 12:49:24,007 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:49:24,156 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound1.c[546,559] [2024-09-21 12:49:24,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:24,197 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 12:49:24,238 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound1.c[546,559] Start Parsing Local [2024-09-21 12:49:24,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:24,258 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:49:24,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:24 WrapperNode [2024-09-21 12:49:24,258 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:24,259 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:49:24,259 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:49:24,259 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:49:24,270 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:24" (1/1) ... [2024-09-21 12:49:24,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:24" (1/1) ... [2024-09-21 12:49:24,275 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:24" (1/1) ... [2024-09-21 12:49:24,282 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-21 12:49:24,282 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:24" (1/1) ... [2024-09-21 12:49:24,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:24" (1/1) ... [2024-09-21 12:49:24,286 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:24" (1/1) ... [2024-09-21 12:49:24,289 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:24" (1/1) ... [2024-09-21 12:49:24,290 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:24" (1/1) ... [2024-09-21 12:49:24,291 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:24" (1/1) ... [2024-09-21 12:49:24,292 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:49:24,293 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:49:24,293 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:49:24,293 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:49:24,294 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:24" (1/1) ... [2024-09-21 12:49:24,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:24,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:49:24,322 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 12:49:24,325 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 12:49:24,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:49:24,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:49:24,365 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:49:24,365 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:49:24,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:49:24,365 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:49:24,365 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:49:24,366 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:49:24,366 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:49:24,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:49:24,366 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:49:24,367 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:49:24,367 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:49:24,367 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:49:24,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:49:24,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:49:24,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:49:24,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:49:24,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:49:24,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:49:24,425 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:49:24,427 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:49:24,572 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:49:24,589 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:49:24,614 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:49:24,614 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:49:24,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:24 BoogieIcfgContainer [2024-09-21 12:49:24,615 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:49:24,616 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:49:24,616 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:49:24,619 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:49:24,619 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 12:49:22" (1/4) ... [2024-09-21 12:49:24,619 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22237892 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:49:24, skipping insertion in model container [2024-09-21 12:49:24,620 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:49:23" (2/4) ... [2024-09-21 12:49:24,620 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22237892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:49:24, skipping insertion in model container [2024-09-21 12:49:24,620 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:24" (3/4) ... [2024-09-21 12:49:24,620 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22237892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:49:24, skipping insertion in model container [2024-09-21 12:49:24,620 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:24" (4/4) ... [2024-09-21 12:49:24,621 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound1.c [2024-09-21 12:49:24,625 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:49:24,625 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:49:24,626 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-21 12:49:24,626 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-21 12:49:24,626 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-21 12:49:24,626 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 12:49:24,626 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 12:49:24,626 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 12:49:24,627 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-21 12:49:24,664 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 12:49:24,665 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:24,666 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:24,666 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:24,667 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:24,672 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:24,689 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 12:49:24,690 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:24,690 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:24,693 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:24,694 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:24,697 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:24,717 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:24,740 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-21 12:49:24,742 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:24,742 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:24,742 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:24,743 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:24,743 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:24,759 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-21 12:49:24,759 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:24,759 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:24,760 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:24,760 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:24,763 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:24,766 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:24,778 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:49:24,778 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:24,779 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:24,779 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:24,779 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:24,779 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:24,789 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:49:24,790 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:24,790 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:24,790 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:24,790 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:24,790 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:24,793 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:24,808 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-21 12:49:24,809 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:24,810 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:24,810 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:24,810 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:24,810 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:24,829 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-21 12:49:24,831 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:24,831 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:24,831 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:24,832 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:24,832 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:24,837 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:24,851 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:24,852 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:24,853 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:24,853 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:24,853 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:24,853 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:24,858 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:24,859 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:24,859 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:24,859 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:24,860 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:24,860 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:24,862 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:24,872 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:49:24,872 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:24,872 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:24,873 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:24,873 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:24,873 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:24,876 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:49:24,877 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:24,878 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:24,878 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:24,878 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:24,880 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:24,883 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:24,896 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:24,900 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:24,900 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:24,900 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:24,901 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:24,901 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:24,902 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:24,902 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:24,902 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:24,902 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:24,902 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:24,903 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:24,904 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:49:24,908 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:49:24,908 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22237892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:49:24, skipping insertion in model container [2024-09-21 12:49:24,908 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:49:24,910 INFO L158 Benchmark]: Toolchain (without parser) took 941.22ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 60.2MB in the beginning and 98.0MB in the end (delta: -37.8MB). Peak memory consumption was 689.2kB. Max. memory is 16.1GB. [2024-09-21 12:49:24,911 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 130.0MB. Free memory was 89.6MB in the beginning and 89.4MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:24,911 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 130.0MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:24,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.19ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 60.0MB in the beginning and 137.8MB in the end (delta: -77.8MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2024-09-21 12:49:24,913 INFO L158 Benchmark]: Boogie Preprocessor took 33.66ms. Allocated memory is still 167.8MB. Free memory was 137.8MB in the beginning and 135.7MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-21 12:49:24,913 INFO L158 Benchmark]: RCFGBuilder took 321.90ms. Allocated memory is still 167.8MB. Free memory was 135.7MB in the beginning and 122.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 12:49:24,914 INFO L158 Benchmark]: Referee took 292.79ms. Allocated memory is still 167.8MB. Free memory was 122.1MB in the beginning and 98.0MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-09-21 12:49:24,917 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 17. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 50. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.18ms. Allocated memory is still 130.0MB. Free memory was 89.6MB in the beginning and 89.4MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 130.0MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.19ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 60.0MB in the beginning and 137.8MB in the end (delta: -77.8MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.66ms. Allocated memory is still 167.8MB. Free memory was 137.8MB in the beginning and 135.7MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 321.90ms. Allocated memory is still 167.8MB. Free memory was 135.7MB in the beginning and 122.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 292.79ms. Allocated memory is still 167.8MB. Free memory was 122.1MB in the beginning and 98.0MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:49:24,942 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...