This is Ultimate 0.2.4-tmp.dk.referee-eval-ca4ee3d-m [2024-09-20 20:11:02,629 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:11:02,697 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 20:11:02,703 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:11:02,703 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:11:02,732 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:11:02,732 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:11:02,732 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:11:02,733 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:11:02,736 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:11:02,736 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:11:02,736 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:11:02,737 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:11:02,737 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:11:02,737 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:11:02,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:11:02,738 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:11:02,738 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:11:02,739 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 20:11:02,739 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:11:02,739 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:11:02,740 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:11:02,740 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:11:02,740 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:11:02,741 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:11:02,741 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:11:02,741 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:11:02,742 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:11:02,742 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:11:02,742 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:11:02,743 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:11:02,743 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:11:02,743 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:11:02,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:02,744 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:11:02,744 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:11:02,744 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:11:02,744 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 20:11:02,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 20:11:02,745 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:11:02,745 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:11:02,746 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:11:02,747 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:11:02,747 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:11:02,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:11:03,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:11:03,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:11:03,025 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:11:03,026 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:11:03,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo3-ll_unwindbound1.yml/witness-2.1.yml [2024-09-20 20:11:03,090 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:11:03,092 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:11:03,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound1.c [2024-09-20 20:11:04,547 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:11:04,775 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:11:04,776 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound1.c [2024-09-20 20:11:04,785 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/28da3c988/2f7eecdd48da46569e6ade7eacdc583c/FLAGc96cceaf6 [2024-09-20 20:11:04,802 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/28da3c988/2f7eecdd48da46569e6ade7eacdc583c [2024-09-20 20:11:04,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:11:04,804 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:11:04,808 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:04,808 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:11:04,812 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:11:04,813 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:03" (1/2) ... [2024-09-20 20:11:04,814 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc8dbe1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:04, skipping insertion in model container [2024-09-20 20:11:04,814 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:03" (1/2) ... [2024-09-20 20:11:04,815 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3966307d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:04, skipping insertion in model container [2024-09-20 20:11:04,815 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:04" (2/2) ... [2024-09-20 20:11:04,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc8dbe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:04, skipping insertion in model container [2024-09-20 20:11:04,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:04" (2/2) ... [2024-09-20 20:11:04,823 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:11:04,823 INFO L1541 ArrayList]: Loop invariant at [L35-L44] ((((((z == y) && (1 <= counter)) && (x == (((long long) a * z) + a))) && (((long long) a * z) == az)) || ((((y == 1) && (counter == 0)) && (a == x)) && (((long long) a * z) == az))) && (\old(counter) == 0)) [2024-09-20 20:11:04,823 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 20:11:04,824 INFO L1541 ArrayList]: Function contract at [L22]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-20 20:11:04,845 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:11:05,000 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/geo3-ll_unwindbound1.c[525,538] [2024-09-20 20:11:05,028 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:05,036 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-20 20:11:05,073 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/geo3-ll_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-20 20:11:05,090 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:05,113 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:11:05,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:05 WrapperNode [2024-09-20 20:11:05,114 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:05,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:11:05,116 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:11:05,116 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:11:05,129 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:05" (1/1) ... [2024-09-20 20:11:05,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:05" (1/1) ... [2024-09-20 20:11:05,136 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:05" (1/1) ... [2024-09-20 20:11:05,144 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-20 20:11:05,145 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:05" (1/1) ... [2024-09-20 20:11:05,145 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:05" (1/1) ... [2024-09-20 20:11:05,149 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:05" (1/1) ... [2024-09-20 20:11:05,152 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:05" (1/1) ... [2024-09-20 20:11:05,154 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:05" (1/1) ... [2024-09-20 20:11:05,155 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:05" (1/1) ... [2024-09-20 20:11:05,158 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:11:05,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:11:05,159 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:11:05,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:11:05,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:05" (1/1) ... [2024-09-20 20:11:05,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:05,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:11:05,198 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-20 20:11:05,200 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-20 20:11:05,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:11:05,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:11:05,246 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:11:05,248 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:11:05,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:11:05,248 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:11:05,248 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:11:05,248 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:11:05,249 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:11:05,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:11:05,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 20:11:05,249 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:11:05,250 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:11:05,250 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:11:05,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:11:05,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 20:11:05,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:11:05,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 20:11:05,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 20:11:05,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:11:05,311 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:11:05,313 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:11:05,353 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:05,471 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:05,486 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:11:05,512 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:11:05,513 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 20:11:05,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:05 BoogieIcfgContainer [2024-09-20 20:11:05,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:11:05,514 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:11:05,514 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:11:05,515 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:11:05,515 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:03" (1/4) ... [2024-09-20 20:11:05,517 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29891650 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:05, skipping insertion in model container [2024-09-20 20:11:05,517 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:11:04" (2/4) ... [2024-09-20 20:11:05,518 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29891650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:11:05, skipping insertion in model container [2024-09-20 20:11:05,518 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:05" (3/4) ... [2024-09-20 20:11:05,519 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29891650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:11:05, skipping insertion in model container [2024-09-20 20:11:05,519 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:05" (4/4) ... [2024-09-20 20:11:05,520 INFO L79 RefereeObserver]: Analyzing ICFG geo3-ll_unwindbound1.c [2024-09-20 20:11:05,523 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 20:11:05,524 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 20:11:05,524 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:11:05,524 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:05,524 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-20 20:11:05,525 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-20 20:11:05,525 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:11:05,525 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:05,525 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-20 20:11:05,525 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location [2024-09-20 20:11:05,584 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-20 20:11:05,588 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:05,589 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:05,589 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:05,590 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:05,592 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:05,649 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-20 20:11:05,650 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:05,651 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:05,651 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:05,651 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:05,667 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,691 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:09,718 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 20:11:09,720 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,720 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,720 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,720 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,721 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,734 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 20:11:09,734 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,734 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,734 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,735 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,735 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:13,746 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:13,768 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:13,768 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:13,768 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:13,768 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:13,768 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:13,768 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:13,769 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:13,769 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:13,769 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:13,770 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:13,770 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:13,770 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:13,799 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:13,815 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-20 20:11:13,816 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:13,816 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:13,816 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:13,816 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:13,816 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:13,822 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-20 20:11:13,823 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:13,823 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:13,823 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:13,823 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:13,823 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:13,827 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:13,842 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-20 20:11:13,847 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:13,847 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:13,848 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:13,848 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:13,848 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:13,893 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-20 20:11:13,893 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:13,894 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:13,894 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:13,894 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:13,894 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:17,906 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:17,918 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:11:17,919 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:17,919 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:17,919 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:17,919 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:17,919 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:17,922 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:11:17,922 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:17,922 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:17,922 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:17,922 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:17,923 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:17,925 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:17,934 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:17,934 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:17,934 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:17,935 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:17,935 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:17,935 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:17,936 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:17,936 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:17,937 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:17,937 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:17,937 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:17,937 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:17,943 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:11:17,954 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-20 20:11:17,954 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:17,955 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:17,955 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:17,956 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:17,956 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:17,981 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-20 20:11:17,982 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:17,983 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:17,984 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:17,985 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:17,986 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:17,987 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:17,991 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 20:11:17,991 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@29891650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:11:17, skipping insertion in model container [2024-09-20 20:11:17,992 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:11:17,994 INFO L158 Benchmark]: Toolchain (without parser) took 13188.60ms. Allocated memory is still 161.5MB. Free memory was 127.9MB in the beginning and 105.6MB in the end (delta: 22.4MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-09-20 20:11:17,994 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:17,995 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 117.4MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:17,995 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.06ms. Allocated memory is still 161.5MB. Free memory was 127.9MB in the beginning and 114.5MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-20 20:11:17,996 INFO L158 Benchmark]: Boogie Preprocessor took 42.63ms. Allocated memory is still 161.5MB. Free memory was 114.5MB in the beginning and 112.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:11:17,997 INFO L158 Benchmark]: RCFGBuilder took 354.50ms. Allocated memory is still 161.5MB. Free memory was 112.4MB in the beginning and 97.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 20:11:17,998 INFO L158 Benchmark]: Referee took 12478.49ms. Allocated memory is still 161.5MB. Free memory was 97.7MB in the beginning and 105.6MB in the end (delta: -7.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-09-20 20:11:18,000 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 35 to check that procedure precondition always holds at line 36. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. 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 16. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. 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 35 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.09ms. Allocated memory is still 117.4MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.06ms. Allocated memory is still 161.5MB. Free memory was 127.9MB in the beginning and 114.5MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.63ms. Allocated memory is still 161.5MB. Free memory was 114.5MB in the beginning and 112.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 354.50ms. Allocated memory is still 161.5MB. Free memory was 112.4MB in the beginning and 97.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 12478.49ms. Allocated memory is still 161.5MB. Free memory was 97.7MB in the beginning and 105.6MB in the end (delta: -7.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 20:11:18,029 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... ### Bit-precise run ### This is Ultimate 0.2.4-tmp.dk.referee-eval-ca4ee3d-m [2024-09-20 20:11:20,272 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:11:20,355 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-20 20:11:20,359 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:11:20,360 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:11:20,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:11:20,389 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:11:20,389 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:11:20,390 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:11:20,394 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:11:20,394 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:11:20,394 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:11:20,395 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:11:20,395 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:11:20,396 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:11:20,396 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:11:20,396 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:11:20,399 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:11:20,399 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:11:20,400 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:11:20,400 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:11:20,400 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:11:20,401 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:11:20,401 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-20 20:11:20,401 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-20 20:11:20,402 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:11:20,402 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-20 20:11:20,403 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:11:20,403 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:11:20,403 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:11:20,404 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:11:20,404 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:11:20,405 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:11:20,405 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:11:20,405 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:11:20,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:20,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:11:20,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:11:20,407 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:11:20,407 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-20 20:11:20,407 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-20 20:11:20,408 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:11:20,408 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:11:20,408 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:11:20,408 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:11:20,409 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-20 20:11:20,409 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:11:20,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:11:20,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:11:20,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:11:20,773 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:11:20,774 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:11:20,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound1.c [2024-09-20 20:11:22,309 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:11:22,516 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:11:22,517 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_unwindbound1.c [2024-09-20 20:11:22,524 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e60891546/ac7546dd98884ab5a6034dfef6bc587f/FLAG8273b84b8 [2024-09-20 20:11:22,889 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e60891546/ac7546dd98884ab5a6034dfef6bc587f [2024-09-20 20:11:22,891 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:11:22,892 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:11:22,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo3-ll_unwindbound1.yml/witness-2.1.yml [2024-09-20 20:11:22,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:11:22,946 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:11:22,947 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:22,947 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:11:22,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:11:22,953 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:22" (1/2) ... [2024-09-20 20:11:22,954 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@540daca5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:22, skipping insertion in model container [2024-09-20 20:11:22,954 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:22" (1/2) ... [2024-09-20 20:11:22,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f46e02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:22, skipping insertion in model container [2024-09-20 20:11:22,955 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:22" (2/2) ... [2024-09-20 20:11:22,956 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@540daca5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:22, skipping insertion in model container [2024-09-20 20:11:22,956 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:22" (2/2) ... [2024-09-20 20:11:22,964 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:11:22,965 INFO L1541 ArrayList]: Loop invariant at [L35-L44] ((((((z == y) && (1 <= counter)) && (x == (((long long) a * z) + a))) && (((long long) a * z) == az)) || ((((y == 1) && (counter == 0)) && (a == x)) && (((long long) a * z) == az))) && (\old(counter) == 0)) [2024-09-20 20:11:22,965 INFO L1541 ArrayList]: Function contract at [L22]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-20 20:11:22,965 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 20:11:22,985 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:11:23,150 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/nla-digbench-scaling/geo3-ll_unwindbound1.c[525,538] [2024-09-20 20:11:23,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:23,186 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-20 20:11:23,223 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/geo3-ll_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-20 20:11:23,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:23,258 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:11:23,259 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:23 WrapperNode [2024-09-20 20:11:23,259 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:23,260 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:11:23,261 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:11:23,261 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:11:23,273 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 20.09 08:11:23" (1/1) ... [2024-09-20 20:11:23,274 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 20.09 08:11:23" (1/1) ... [2024-09-20 20:11:23,282 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 20.09 08:11:23" (1/1) ... [2024-09-20 20:11:23,292 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-20 20:11:23,296 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 20.09 08:11:23" (1/1) ... [2024-09-20 20:11:23,296 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 20.09 08:11:23" (1/1) ... [2024-09-20 20:11:23,304 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 20.09 08:11:23" (1/1) ... [2024-09-20 20:11:23,309 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 20.09 08:11:23" (1/1) ... [2024-09-20 20:11:23,311 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 20.09 08:11:23" (1/1) ... [2024-09-20 20:11:23,315 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 20.09 08:11:23" (1/1) ... [2024-09-20 20:11:23,317 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:11:23,319 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:11:23,319 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:11:23,319 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:11:23,320 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 20.09 08:11:23" (1/1) ... [2024-09-20 20:11:23,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:23,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:11:23,349 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-20 20:11:23,352 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-20 20:11:23,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:11:23,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:11:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:11:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:11:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:11:23,398 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:11:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:11:23,398 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:11:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:11:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:11:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 20:11:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:11:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:11:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:11:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:11:23,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-20 20:11:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:11:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-20 20:11:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-20 20:11:23,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:11:23,478 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:11:23,481 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:11:23,534 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:24,781 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:24,800 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:11:24,841 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:11:24,841 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 20:11:24,842 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:24 BoogieIcfgContainer [2024-09-20 20:11:24,842 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:11:24,842 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:11:24,842 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:11:24,850 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:11:24,851 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:11:22" (1/4) ... [2024-09-20 20:11:24,851 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2e662585 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:11:24, skipping insertion in model container [2024-09-20 20:11:24,851 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:22" (2/4) ... [2024-09-20 20:11:24,851 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2e662585 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:24, skipping insertion in model container [2024-09-20 20:11:24,851 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 20.09 08:11:23" (3/4) ... [2024-09-20 20:11:24,852 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2e662585 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:24, skipping insertion in model container [2024-09-20 20:11:24,852 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:24" (4/4) ... [2024-09-20 20:11:24,853 INFO L79 RefereeObserver]: Analyzing ICFG geo3-ll_unwindbound1.c [2024-09-20 20:11:24,857 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 20:11:24,858 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 20:11:24,858 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:11:24,858 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:24,858 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-20 20:11:24,858 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-20 20:11:24,859 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:11:24,859 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:24,859 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-20 20:11:24,859 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, 3 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location [2024-09-20 20:11:24,916 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-20 20:11:24,917 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:24,918 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:24,918 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:24,919 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:24,921 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:24,960 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-20 20:11:24,961 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:24,961 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:24,961 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:24,962 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:24,969 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:29,034 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:29,079 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 20:11:29,079 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:29,080 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:29,080 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:29,080 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:29,080 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:29,100 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 20:11:29,101 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:29,101 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:29,101 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:29,101 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:29,101 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:33,168 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:33,197 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:33,198 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:33,198 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:33,198 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:33,198 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:33,198 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:33,199 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:33,199 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:33,199 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:33,199 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:33,200 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:33,200 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:33,205 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:33,217 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-20 20:11:33,217 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:33,217 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:33,218 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:33,218 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:33,218 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:33,221 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-20 20:11:33,222 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:33,222 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:33,222 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:33,222 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:33,222 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:33,247 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:33,267 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-20 20:11:33,267 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:33,267 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:33,267 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:33,268 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:33,268 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:33,288 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-20 20:11:33,289 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:33,289 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:33,289 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:33,290 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:33,290 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:37,386 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:37,416 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:11:37,416 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:37,417 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:37,417 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:37,417 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:37,417 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:37,419 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:11:37,419 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:37,420 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:37,420 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:37,420 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:37,421 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:37,424 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:37,433 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:37,433 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:37,433 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:37,434 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:37,434 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:37,434 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:37,435 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:37,435 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:37,435 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:37,436 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:37,436 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:37,436 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:37,442 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:11:37,451 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-20 20:11:37,451 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:37,452 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:37,452 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:37,452 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:37,452 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:37,480 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-20 20:11:37,480 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:37,483 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:37,483 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:37,483 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:37,484 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:37,486 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:37,489 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 20:11:37,491 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2e662585 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:11:37, skipping insertion in model container [2024-09-20 20:11:37,491 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:11:37,493 INFO L158 Benchmark]: Toolchain (without parser) took 14546.52ms. Allocated memory is still 71.3MB. Free memory was 41.5MB in the beginning and 49.0MB in the end (delta: -7.5MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2024-09-20 20:11:37,494 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 54.5MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:37,494 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 71.3MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:37,495 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.53ms. Allocated memory is still 71.3MB. Free memory was 41.3MB in the beginning and 47.1MB in the end (delta: -5.7MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-09-20 20:11:37,495 INFO L158 Benchmark]: Boogie Preprocessor took 58.09ms. Allocated memory is still 71.3MB. Free memory was 46.7MB in the beginning and 44.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:11:37,496 INFO L158 Benchmark]: RCFGBuilder took 1522.67ms. Allocated memory is still 71.3MB. Free memory was 44.5MB in the beginning and 29.6MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 20:11:37,497 INFO L158 Benchmark]: Referee took 12649.07ms. Allocated memory is still 71.3MB. Free memory was 29.6MB in the beginning and 49.0MB in the end (delta: -19.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2024-09-20 20:11:37,501 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 35 to check that procedure precondition always holds at line 35. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. 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 16. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from loop head at line 35 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 54.5MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 71.3MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.53ms. Allocated memory is still 71.3MB. Free memory was 41.3MB in the beginning and 47.1MB in the end (delta: -5.7MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.09ms. Allocated memory is still 71.3MB. Free memory was 46.7MB in the beginning and 44.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1522.67ms. Allocated memory is still 71.3MB. Free memory was 44.5MB in the beginning and 29.6MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 12649.07ms. Allocated memory is still 71.3MB. Free memory was 29.6MB in the beginning and 49.0MB in the end (delta: -19.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 20:11:37,550 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...