./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c --full-output --witness-type correctness_witness --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-12 20:12:02,657 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-12 20:12:02,727 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-12 20:12:02,732 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-12 20:12:02,734 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-12 20:12:02,770 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-12 20:12:02,770 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-12 20:12:02,771 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-12 20:12:02,771 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-12 20:12:02,772 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-12 20:12:02,773 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-12 20:12:02,774 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-12 20:12:02,774 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-12 20:12:02,775 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-12 20:12:02,775 INFO L153 SettingsManager]: * Use SBE=true [2024-09-12 20:12:02,778 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-12 20:12:02,779 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-12 20:12:02,779 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-12 20:12:02,779 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-12 20:12:02,779 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-12 20:12:02,780 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-12 20:12:02,780 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-12 20:12:02,780 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-12 20:12:02,781 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-12 20:12:02,781 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-12 20:12:02,781 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-12 20:12:02,781 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-12 20:12:02,781 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-12 20:12:02,783 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-12 20:12:02,783 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-12 20:12:02,783 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-12 20:12:02,784 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-12 20:12:02,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:12:02,785 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-12 20:12:02,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-12 20:12:02,785 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-12 20:12:02,785 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-12 20:12:02,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-12 20:12:02,785 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-12 20:12:02,786 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-12 20:12:02,786 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-12 20:12:02,787 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-12 20:12:02,787 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2024-09-12 20:12:03,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-12 20:12:03,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-12 20:12:03,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-12 20:12:03,057 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-12 20:12:03,058 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-12 20:12:03,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.yml/witness-2.1.yml [2024-09-12 20:12:03,146 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-12 20:12:03,146 INFO L274 PluginConnector]: CDTParser initialized [2024-09-12 20:12:03,147 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-12 20:12:04,534 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-12 20:12:04,732 INFO L384 CDTParser]: Found 1 translation units. [2024-09-12 20:12:04,734 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-12 20:12:04,741 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/80f1b96fb/859d2f49ebe546bf8b5eafe2060cb311/FLAGc979630dc [2024-09-12 20:12:04,759 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/80f1b96fb/859d2f49ebe546bf8b5eafe2060cb311 [2024-09-12 20:12:04,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-12 20:12:04,761 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-12 20:12:04,765 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-12 20:12:04,765 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-12 20:12:04,770 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-12 20:12:04,773 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:12:03" (1/2) ... [2024-09-12 20:12:04,774 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e02b7da and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:12:04, skipping insertion in model container [2024-09-12 20:12:04,774 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:12:03" (1/2) ... [2024-09-12 20:12:04,777 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79fb7980 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:12:04, skipping insertion in model container [2024-09-12 20:12:04,778 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:12:04" (2/2) ... [2024-09-12 20:12:04,778 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e02b7da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:12:04, skipping insertion in model container [2024-09-12 20:12:04,778 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:12:04" (2/2) ... [2024-09-12 20:12:04,790 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-12 20:12:04,790 INFO L1541 ArrayList]: Loop invariant at [L34-L43] (((((y == 1) && (x == 1)) && (counter == 0)) || (((z == y) && (counter == 1)) && (x == ((long long) z + 1)))) && (\old(counter) == 0)) [2024-09-12 20:12:04,791 INFO L1541 ArrayList]: Function contract at [L24]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-12 20:12:04,791 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-12 20:12:04,810 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-12 20:12:04,957 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/geo2-ll_unwindbound1.c[525,538] [2024-09-12 20:12:04,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:12:04,981 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-12 20:12:05,011 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/geo2-ll_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-12 20:12:05,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:12:05,035 INFO L204 MainTranslator]: Completed translation [2024-09-12 20:12:05,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:12:05 WrapperNode [2024-09-12 20:12:05,036 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-12 20:12:05,037 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-12 20:12:05,037 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-12 20:12:05,037 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-12 20:12:05,051 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:12:05" (1/1) ... [2024-09-12 20:12:05,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:12:05" (1/1) ... [2024-09-12 20:12:05,058 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:12:05" (1/1) ... [2024-09-12 20:12:05,088 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 [2024-09-12 20:12:05,089 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:12:05" (1/1) ... [2024-09-12 20:12:05,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:12:05" (1/1) ... [2024-09-12 20:12:05,096 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:12:05" (1/1) ... [2024-09-12 20:12:05,099 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:12:05" (1/1) ... [2024-09-12 20:12:05,100 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:12:05" (1/1) ... [2024-09-12 20:12:05,101 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:12:05" (1/1) ... [2024-09-12 20:12:05,102 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-12 20:12:05,103 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-12 20:12:05,103 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-12 20:12:05,104 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-12 20:12:05,104 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:12:05" (1/1) ... [2024-09-12 20:12:05,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:12:05,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-12 20:12:05,146 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) [2024-09-12 20:12:05,152 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 [2024-09-12 20:12:05,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-12 20:12:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-12 20:12:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-12 20:12:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-12 20:12:05,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-12 20:12:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-12 20:12:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-12 20:12:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-12 20:12:05,198 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-12 20:12:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-12 20:12:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-12 20:12:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-12 20:12:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-12 20:12:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-12 20:12:05,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-12 20:12:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-12 20:12:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-12 20:12:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-12 20:12:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-12 20:12:05,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-12 20:12:05,272 INFO L242 CfgBuilder]: Building ICFG [2024-09-12 20:12:05,274 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-12 20:12:05,323 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-12 20:12:05,489 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-12 20:12:05,536 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-09-12 20:12:05,536 INFO L291 CfgBuilder]: Performing block encoding [2024-09-12 20:12:05,557 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-12 20:12:05,558 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-12 20:12:05,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:12:05 BoogieIcfgContainer [2024-09-12 20:12:05,558 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-12 20:12:05,559 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-12 20:12:05,559 INFO L270 PluginConnector]: Initializing Referee... [2024-09-12 20:12:05,560 INFO L274 PluginConnector]: Referee initialized [2024-09-12 20:12:05,560 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:12:03" (1/4) ... [2024-09-12 20:12:05,560 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@10657721 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 12.09 08:12:05, skipping insertion in model container [2024-09-12 20:12:05,561 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 12.09 08:12:04" (2/4) ... [2024-09-12 20:12:05,561 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@10657721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 08:12:05, skipping insertion in model container [2024-09-12 20:12:05,561 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:12:05" (3/4) ... [2024-09-12 20:12:05,562 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@10657721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 08:12:05, skipping insertion in model container [2024-09-12 20:12:05,562 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:12:05" (4/4) ... [2024-09-12 20:12:05,563 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_unwindbound1.c [2024-09-12 20:12:05,567 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-12 20:12:05,567 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-12 20:12:05,568 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-11 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-12 20:12:05,572 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-11 to ERROR_LOC mainErr4ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 3 edges. [2024-09-12 20:12:05,572 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-11 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-12 20:12:05,573 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-11 to ERROR_LOC mainErr8ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-12 20:12:05,573 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 2 edges. [2024-09-12 20:12:05,573 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 3 edges. [2024-09-12 20:12:05,573 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-11 to ERROR_LOC mainErr7ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 8 edges. [2024-09-12 20:12:05,573 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-12 20:12:05,573 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-11 to ERROR_LOC mainErr6ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 7 edges. [2024-09-12 20:12:05,573 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-12 20:12:05,574 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-11 to ERROR_LOC mainErr3ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 2 edges. [2024-09-12 20:12:05,574 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-11 to ERROR_LOC mainErr10ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 11 edges. [2024-09-12 20:12:05,574 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-12 20:12:05,575 INFO L130 InvariantChecker]: Will check 6 loop-free subgraphs from procedure entry to error location, 8 loop-free subgraphs from loop head to error location [2024-09-12 20:12:05,642 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 20:12:05,643 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,645 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,645 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,647 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,649 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,680 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 20:12:05,681 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,681 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,681 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,682 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,683 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,713 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 20:12:05,752 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-12 20:12:05,752 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,752 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,753 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,753 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,753 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,764 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-12 20:12:05,764 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,765 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,765 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,765 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,765 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,801 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:12:05,801 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,801 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,801 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,801 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,801 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,804 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:12:05,804 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,804 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,805 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,805 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,805 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,837 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-12 20:12:05,837 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,837 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,838 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,838 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,838 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,863 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-12 20:12:05,865 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,865 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,865 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,866 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,874 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,902 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-12 20:12:05,903 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,903 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,903 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,904 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,904 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,926 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-12 20:12:05,927 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,928 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,928 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,928 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,929 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,960 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-12 20:12:05,961 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,961 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,961 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,962 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,962 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,964 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-12 20:12:05,964 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,964 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,964 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,964 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,964 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,967 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:12:05,982 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:12:05,983 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,983 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,983 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,983 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,983 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,987 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:12:05,988 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,988 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,988 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,988 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,988 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,991 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:12:06,005 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-12 20:12:06,006 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:06,006 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:06,006 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:06,006 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:06,006 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:06,018 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-12 20:12:06,018 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:06,018 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:06,019 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:06,019 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:06,019 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:06,036 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:12:06,036 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:06,036 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:06,036 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:06,037 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:06,037 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:06,038 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:12:06,038 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:06,038 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:06,038 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:06,038 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:06,038 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:06,040 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:12:06,053 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-12 20:12:06,053 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:06,053 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:06,053 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:06,054 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:06,054 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:06,067 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-12 20:12:06,068 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:06,068 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:06,068 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:06,068 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:06,069 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:08,563 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-12 20:12:08,564 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:08,564 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:08,564 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:08,564 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:08,565 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:08,567 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-12 20:12:08,567 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:08,567 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:08,567 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:08,567 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:08,568 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:08,570 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 20:12:08,578 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-12 20:12:08,578 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:08,579 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:08,579 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:08,579 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:08,579 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:08,580 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-12 20:12:08,580 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:08,580 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:08,580 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:08,580 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:08,580 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:08,593 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-12 20:12:08,594 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:08,594 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:08,594 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:08,594 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:08,594 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:08,612 INFO L101 BaseMinimizeStates]: Removed 24 edges and 8 locations by large block encoding [2024-09-12 20:12:08,612 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:08,612 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:08,612 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:08,613 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:08,616 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:08,629 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:12:08,630 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:08,630 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:08,630 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:08,630 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:08,630 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:08,631 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:12:08,631 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:08,631 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:08,631 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:08,632 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:08,632 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:08,633 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-12 20:12:08,649 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-12 20:12:08,650 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@10657721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 12.09 08:12:08, skipping insertion in model container [2024-09-12 20:12:08,650 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-12 20:12:08,655 INFO L158 Benchmark]: Toolchain (without parser) took 3889.16ms. Allocated memory was 151.0MB in the beginning and 192.9MB in the end (delta: 41.9MB). Free memory was 76.7MB in the beginning and 80.4MB in the end (delta: -3.7MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2024-09-12 20:12:08,655 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 151.0MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 20:12:08,656 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 151.0MB. Free memory is still 120.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 20:12:08,656 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.27ms. Allocated memory is still 151.0MB. Free memory was 76.5MB in the beginning and 63.0MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-12 20:12:08,657 INFO L158 Benchmark]: Boogie Preprocessor took 65.78ms. Allocated memory is still 151.0MB. Free memory was 63.0MB in the beginning and 119.4MB in the end (delta: -56.4MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2024-09-12 20:12:08,657 INFO L158 Benchmark]: RCFGBuilder took 455.00ms. Allocated memory was 151.0MB in the beginning and 192.9MB in the end (delta: 41.9MB). Free memory was 119.3MB in the beginning and 148.6MB in the end (delta: -29.2MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2024-09-12 20:12:08,658 INFO L158 Benchmark]: Referee took 3090.99ms. Allocated memory is still 192.9MB. Free memory was 148.6MB in the beginning and 80.4MB in the end (delta: 68.2MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2024-09-12 20:12:08,660 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is not a valid proof of correctness. Annotation is not a valid proof of correctness. Annotation is not valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 34. One counterexample starts in c=0, counter=1, k=0, x=0, y=0, z=0 and ends in counter=2. Annotation is not valid for all loop-free paths from loop head at line 34 to check that integer overflow can never occur at line 34. One counterexample starts in counter=2147483647 and ends in counter=2147483647. Annotation is not valid for all loop-free paths from loop head at line 34 to check that integer overflow can never occur at line 34. One counterexample starts in counter=-2147483650 and ends in counter=-2147483650. Annotation is not valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35. One counterexample starts in counter=0, x=0, y=0, z=0 and ends in counter=1. Annotation is not valid for all loop-free paths from loop head at line 34 to check that integer overflow can never occur at line 34. One counterexample starts in c=0, counter=0, k=1, x=1, y=-1, z=9223372036854775808U and ends in c=1, counter=1, k=1, x=9223372036854775809U, y=-9223372036854775808. Annotation is not valid for all loop-free paths from loop head at line 34 to check that invariant of correctness witness holds at line 34. One counterexample starts in \old(counter)=7, c=0, counter=-1, k=1, x=1, y=0, z=0 and ends in \old(counter)=7, c=1, counter=0, k=1. Annotation is not valid for all loop-free paths from loop head at line 34 to check that integer overflow can never occur at line 34. One counterexample starts in c=0, counter=-1, k=1, x=-453937505862397939, y=3, z=-(((__int128) 0 << 64) | 12354981316518058802U) and ends in c=1, counter=0, k=1, x=(((unsigned __int128) 304031398787055061 << 64) | 17821350765712080503U), y=-(((__int128) 2 << 64) | 171455802135073174). Annotation is not valid for all loop-free paths from loop head at line 34 to exit of procedure main. One counterexample starts in \old(counter)=2, c=0, counter=-1, k=0, x=1, y=0, z=0 and ends in \old(counter)=2, \result=0, counter=0. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 34. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 34. 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 entry of procedure main to check that invariant of correctness witness holds at line 34. 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. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.21ms. Allocated memory is still 151.0MB. Free memory is still 99.4MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.16ms. Allocated memory is still 151.0MB. Free memory is still 120.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.27ms. Allocated memory is still 151.0MB. Free memory was 76.5MB in the beginning and 63.0MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.78ms. Allocated memory is still 151.0MB. Free memory was 63.0MB in the beginning and 119.4MB in the end (delta: -56.4MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * RCFGBuilder took 455.00ms. Allocated memory was 151.0MB in the beginning and 192.9MB in the end (delta: 41.9MB). Free memory was 119.3MB in the beginning and 148.6MB in the end (delta: -29.2MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Referee took 3090.99ms. Allocated memory is still 192.9MB. Free memory was 148.6MB in the beginning and 80.4MB in the end (delta: 68.2MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-12 20:12:08,697 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE