This is Ultimate 0.2.4-dev-5189fb6-m [2024-09-13 05:07:18,517 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:07:18,583 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:07:18,588 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:07:18,589 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:07:18,619 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:07:18,621 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:07:18,621 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:07:18,622 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:07:18,625 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:07:18,626 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:07:18,626 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:07:18,626 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:07:18,626 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:07:18,627 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:07:18,627 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:07:18,627 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:07:18,628 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:07:18,628 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:07:18,628 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:07:18,629 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:07:18,629 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:07:18,630 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:07:18,630 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:07:18,630 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:07:18,630 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:07:18,631 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:07:18,631 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:07:18,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:07:18,632 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:07:18,632 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:07:18,632 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:07:18,632 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:07:18,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:07:18,633 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:07:18,633 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:07:18,634 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:07:18,634 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:07:18,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:07:18,635 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:07:18,635 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:07:18,635 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:07:18,635 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:07:18,636 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:07:18,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:07:18,895 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:07:18,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:07:18,898 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:07:18,900 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:07:18,901 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound2.yml/witness-2.1.yml [2024-09-13 05:07:18,959 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:07:18,960 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:07:18,961 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound2.c [2024-09-13 05:07:20,312 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:07:20,493 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:07:20,495 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound2.c [2024-09-13 05:07:20,502 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/65a637643/9040c4ff321c4166b9b8da8d7ccd09df/FLAG9859c5fd1 [2024-09-13 05:07:20,518 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/65a637643/9040c4ff321c4166b9b8da8d7ccd09df [2024-09-13 05:07:20,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:07:20,519 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:07:20,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:07:20,522 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:07:20,527 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:07:20,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:07:18" (1/2) ... [2024-09-13 05:07:20,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69c9a4d1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:07:20, skipping insertion in model container [2024-09-13 05:07:20,528 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:07:18" (1/2) ... [2024-09-13 05:07:20,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f8c6bba and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:07:20, skipping insertion in model container [2024-09-13 05:07:20,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:07:20" (2/2) ... [2024-09-13 05:07:20,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69c9a4d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:20, skipping insertion in model container [2024-09-13 05:07:20,531 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:07:20" (2/2) ... [2024-09-13 05:07:20,538 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:07:20,540 INFO L1541 ArrayList]: Loop invariant at [L36-L46] ((((((__int128) z * x) + 1) == (y + x)) && (1 <= c)) && (1 <= k)) [2024-09-13 05:07:20,540 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 05:07:20,540 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (\old(cond) != 0) [2024-09-13 05:07:20,554 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:07:20,681 WARN L247 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_valuebound2.c[546,559] [2024-09-13 05:07:20,693 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:07:20,701 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 05:07:20,733 WARN L247 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_valuebound2.c[546,559] Start Parsing Local [2024-09-13 05:07:20,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:07:20,754 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:07:20,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:20 WrapperNode [2024-09-13 05:07:20,755 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:07:20,756 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:07:20,756 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:07:20,756 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:07:20,778 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:20" (1/1) ... [2024-09-13 05:07:20,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:20" (1/1) ... [2024-09-13 05:07:20,788 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:20" (1/1) ... [2024-09-13 05:07:20,795 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 [2024-09-13 05:07:20,795 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:20" (1/1) ... [2024-09-13 05:07:20,795 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:20" (1/1) ... [2024-09-13 05:07:20,798 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:20" (1/1) ... [2024-09-13 05:07:20,801 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:20" (1/1) ... [2024-09-13 05:07:20,801 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:20" (1/1) ... [2024-09-13 05:07:20,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:20" (1/1) ... [2024-09-13 05:07:20,805 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:07:20,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:07:20,806 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:07:20,807 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:07:20,807 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:20" (1/1) ... [2024-09-13 05:07:20,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:07:20,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:07:20,828 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) [2024-09-13 05:07:20,829 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 [2024-09-13 05:07:20,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:07:20,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:07:20,863 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:07:20,863 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:07:20,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:07:20,863 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:07:20,863 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:07:20,863 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:07:20,863 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:07:20,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:07:20,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 05:07:20,864 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:07:20,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:07:20,864 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:07:20,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:07:20,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:07:20,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:07:20,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:07:20,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:07:20,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:07:20,923 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:07:20,925 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:07:21,045 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:07:21,057 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:07:21,076 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:07:21,076 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 05:07:21,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:07:21 BoogieIcfgContainer [2024-09-13 05:07:21,077 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:07:21,078 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:07:21,078 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:07:21,078 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:07:21,079 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:07:18" (1/4) ... [2024-09-13 05:07:21,079 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7d223f6a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:07:21, skipping insertion in model container [2024-09-13 05:07:21,079 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:07:20" (2/4) ... [2024-09-13 05:07:21,079 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7d223f6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:07:21, skipping insertion in model container [2024-09-13 05:07:21,079 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:20" (3/4) ... [2024-09-13 05:07:21,080 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7d223f6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:07:21, skipping insertion in model container [2024-09-13 05:07:21,080 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:07:21" (4/4) ... [2024-09-13 05:07:21,081 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound2.c [2024-09-13 05:07:21,084 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 05:07:21,085 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:07:21,087 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 05:07:21,087 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-13 05:07:21,087 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-13 05:07:21,087 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:07:21,087 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:07:21,087 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:07:21,088 INFO L130 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 [2024-09-13 05:07:21,123 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:07:21,124 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:21,124 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:21,125 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:21,126 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:21,127 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:21,134 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:07:21,135 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:21,135 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:21,136 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:21,136 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:21,139 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:21,163 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:07:21,188 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 05:07:21,188 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:21,188 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:21,188 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:21,188 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:21,189 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:21,216 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-13 05:07:21,217 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:21,217 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:21,217 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:21,217 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:21,220 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:21,222 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:07:21,234 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:07:21,235 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:21,235 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:21,235 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:21,235 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:21,235 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:21,250 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:07:21,250 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:21,251 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:21,251 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:21,251 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:21,251 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:21,254 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:07:21,265 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-13 05:07:21,265 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:21,265 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:21,265 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:21,266 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:21,266 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:21,279 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-13 05:07:21,280 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:21,280 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:21,280 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:21,280 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:21,280 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:21,283 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:07:21,294 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:07:21,294 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:21,294 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:21,294 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:21,295 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:21,295 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:21,297 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:07:21,298 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:21,298 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:21,298 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:21,298 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:21,298 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:21,300 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:07:21,308 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:07:21,308 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:21,309 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:21,309 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:21,309 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:21,309 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:21,312 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:07:21,313 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:21,313 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:21,314 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:21,314 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:21,315 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:21,317 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:07:21,326 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:07:21,326 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:21,326 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:21,326 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:21,327 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:21,327 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:21,328 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:07:21,328 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:21,328 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:21,329 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:21,329 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:21,329 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:21,331 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:07:21,334 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 05:07:21,334 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7d223f6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:07:21, skipping insertion in model container [2024-09-13 05:07:21,334 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:07:21,336 INFO L158 Benchmark]: Toolchain (without parser) took 815.93ms. Allocated memory is still 163.6MB. Free memory was 91.9MB in the beginning and 95.3MB in the end (delta: -3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:07:21,336 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 163.6MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:07:21,336 INFO L158 Benchmark]: CDTParser took 1.09ms. Allocated memory is still 163.6MB. Free memory is still 137.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:07:21,337 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.72ms. Allocated memory is still 163.6MB. Free memory was 91.7MB in the beginning and 78.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 05:07:21,337 INFO L158 Benchmark]: Boogie Preprocessor took 48.74ms. Allocated memory is still 163.6MB. Free memory was 78.1MB in the beginning and 133.0MB in the end (delta: -54.9MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2024-09-13 05:07:21,338 INFO L158 Benchmark]: RCFGBuilder took 271.80ms. Allocated memory is still 163.6MB. Free memory was 132.4MB in the beginning and 119.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 05:07:21,338 INFO L158 Benchmark]: Referee took 256.88ms. Allocated memory is still 163.6MB. Free memory was 119.9MB in the beginning and 95.3MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-09-13 05:07:21,341 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 entry of procedure main to loop head at line 36. 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 loop head at line 36 to check that procedure precondition always holds at line 37. 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 loop head at line 36. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.17ms. Allocated memory is still 163.6MB. Free memory is still 118.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 1.09ms. Allocated memory is still 163.6MB. Free memory is still 137.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 234.72ms. Allocated memory is still 163.6MB. Free memory was 91.7MB in the beginning and 78.1MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.74ms. Allocated memory is still 163.6MB. Free memory was 78.1MB in the beginning and 133.0MB in the end (delta: -54.9MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * RCFGBuilder took 271.80ms. Allocated memory is still 163.6MB. Free memory was 132.4MB in the beginning and 119.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 256.88ms. Allocated memory is still 163.6MB. Free memory was 119.9MB in the beginning and 95.3MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:07:21,363 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...