./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_unwindbound2.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6908dde5 Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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/geo1-ll_unwindbound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_unwindbound2.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 --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-6908dde-m [2024-09-25 00:29:08,439 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:29:08,524 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 00:29:08,529 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:29:08,531 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:29:08,563 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:29:08,564 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:29:08,564 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:29:08,567 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:29:08,568 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:29:08,568 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:29:08,569 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:29:08,570 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:29:08,571 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:29:08,571 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:29:08,571 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:29:08,572 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:29:08,572 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:29:08,573 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 00:29:08,573 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:29:08,573 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:29:08,578 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:29:08,578 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:29:08,579 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:29:08,580 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:29:08,580 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:29:08,580 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:29:08,581 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:29:08,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:29:08,581 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:29:08,581 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:29:08,581 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:29:08,582 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:29:08,582 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:08,583 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:29:08,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:29:08,584 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:29:08,584 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 00:29:08,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 00:29:08,584 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:29:08,585 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:29:08,585 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:29:08,585 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:29:08,585 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:29:08,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:29:08,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:29:08,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:29:08,908 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:29:08,909 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:29:08,910 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_unwindbound2.yml/witness-2.1.yml [2024-09-25 00:29:09,000 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:29:09,001 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:29:09,001 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c [2024-09-25 00:29:10,491 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:29:10,811 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:29:10,812 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c [2024-09-25 00:29:10,825 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/8e1d91194/512096b18dcd473b897aae7e8659dac2/FLAG947a812d1 [2024-09-25 00:29:10,850 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/8e1d91194/512096b18dcd473b897aae7e8659dac2 [2024-09-25 00:29:10,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:29:10,852 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:29:10,853 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:10,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:29:10,863 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:29:10,864 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:08" (1/2) ... [2024-09-25 00:29:10,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@298a05a0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:10, skipping insertion in model container [2024-09-25 00:29:10,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:08" (1/2) ... [2024-09-25 00:29:10,866 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a91309e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:10, skipping insertion in model container [2024-09-25 00:29:10,867 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:10" (2/2) ... [2024-09-25 00:29:10,867 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@298a05a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:10, skipping insertion in model container [2024-09-25 00:29:10,867 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:10" (2/2) ... [2024-09-25 00:29:10,876 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:29:10,877 INFO L1541 ArrayList]: Loop invariant at [L35-L45] (((((((1 <= counter) && (1 <= z)) && (((long long) z * z) == y)) && (x == ((long long) z + 1))) || ((((2 <= counter) && (y == ((__int128) ((long long) z * z) * z))) && (1 <= z)) && (x == ((((long long) z * z) + z) + 1)))) || ((((z == y) && (x == 1)) && (counter == 0)) && (1 <= z))) && (\old(counter) == 0)) [2024-09-25 00:29:10,877 INFO L1541 ArrayList]: Function contract at [L12]: requires (counter == 0), ensures ((cond != 0) && (counter == 0)) [2024-09-25 00:29:10,877 INFO L1541 ArrayList]: Function contract at [L15]: requires (cond == 1), ensures (cond == 1) [2024-09-25 00:29:10,877 INFO L1541 ArrayList]: Function contract at [L23]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-25 00:29:10,896 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:29:11,043 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c[546,559] [2024-09-25 00:29:11,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:11,073 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 00:29:11,110 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c[546,559] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-25 00:29:11,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:11,138 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:29:11,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:11 WrapperNode [2024-09-25 00:29:11,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:11,139 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:29:11,140 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:29:11,140 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:29:11,150 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:11" (1/1) ... [2024-09-25 00:29:11,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:11" (1/1) ... [2024-09-25 00:29:11,161 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:11" (1/1) ... [2024-09-25 00:29:11,169 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 [2024-09-25 00:29:11,170 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:11" (1/1) ... [2024-09-25 00:29:11,170 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:11" (1/1) ... [2024-09-25 00:29:11,173 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:11" (1/1) ... [2024-09-25 00:29:11,176 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:11" (1/1) ... [2024-09-25 00:29:11,177 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:11" (1/1) ... [2024-09-25 00:29:11,178 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:11" (1/1) ... [2024-09-25 00:29:11,180 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:29:11,181 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:29:11,181 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:29:11,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:29:11,181 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:11" (1/1) ... [2024-09-25 00:29:11,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:11,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:29:11,244 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) [2024-09-25 00:29:11,247 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 [2024-09-25 00:29:11,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:29:11,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:29:11,296 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:29:11,296 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:29:11,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:29:11,296 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:29:11,296 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:29:11,297 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:29:11,297 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:29:11,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:29:11,297 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:29:11,297 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:29:11,297 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:29:11,297 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:29:11,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:29:11,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 00:29:11,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:29:11,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 00:29:11,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 00:29:11,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:29:11,366 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:29:11,369 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:29:11,395 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:11,424 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:11,550 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:11,567 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:29:11,597 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:29:11,597 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 00:29:11,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:11 BoogieIcfgContainer [2024-09-25 00:29:11,598 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:29:11,598 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:29:11,598 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:29:11,599 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:29:11,599 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:08" (1/4) ... [2024-09-25 00:29:11,600 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@30811396 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:11, skipping insertion in model container [2024-09-25 00:29:11,600 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:29:10" (2/4) ... [2024-09-25 00:29:11,600 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@30811396 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:29:11, skipping insertion in model container [2024-09-25 00:29:11,600 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:11" (3/4) ... [2024-09-25 00:29:11,600 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@30811396 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:29:11, skipping insertion in model container [2024-09-25 00:29:11,600 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:11" (4/4) ... [2024-09-25 00:29:11,601 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_unwindbound2.c [2024-09-25 00:29:11,605 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 00:29:11,606 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:11,606 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr5ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 11 edges. [2024-09-25 00:29:11,606 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-25 00:29:11,606 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:11,607 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-25 00:29:11,607 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:11,607 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 00:29:11,607 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-25 00:29:11,607 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:29:11,607 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:11,607 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:11,608 INFO L131 InvariantChecker]: Will check 6 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head [2024-09-25 00:29:11,680 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 00:29:11,681 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:11,682 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:11,682 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:11,684 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:11,687 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:11,704 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 00:29:11,705 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:11,706 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:11,706 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:11,707 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:11,713 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:11,734 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:11,796 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-25 00:29:11,796 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:11,797 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:11,797 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:11,797 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:11,797 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:11,975 INFO L101 BaseMinimizeStates]: Removed 26 edges and 8 locations by large block encoding [2024-09-25 00:29:11,975 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:11,975 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:11,975 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:11,976 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:11,977 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:11,980 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr5ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:12,008 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-25 00:29:12,008 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:12,008 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:12,008 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:12,008 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:12,009 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:12,010 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-25 00:29:12,010 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:12,011 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:12,011 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:12,011 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:12,011 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:12,015 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:12,040 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:12,040 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:12,041 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:12,041 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:12,041 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:12,041 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:12,045 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:12,046 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:12,046 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:12,046 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:12,046 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:12,046 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:12,052 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:12,084 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-25 00:29:12,084 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:12,084 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:12,085 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:12,085 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:12,085 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:12,153 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-25 00:29:12,153 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:12,153 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:12,153 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:12,154 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:12,172 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:16,178 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:16,244 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:16,245 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:16,245 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:16,249 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:16,250 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:16,250 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:16,252 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:16,254 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:16,254 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:16,254 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:16,254 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:16,254 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:16,257 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:16,292 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 00:29:16,295 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:16,295 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:16,295 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:16,295 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:16,296 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:16,310 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 00:29:16,310 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:16,310 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:16,311 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:16,311 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:16,311 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:16,320 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:29:16,334 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 00:29:16,334 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:16,334 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:16,335 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:16,335 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:16,335 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:16,366 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 00:29:16,368 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:16,368 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:16,369 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:16,370 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:16,370 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:20,389 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:20,407 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:29:20,408 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:20,408 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:20,408 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:20,408 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:20,409 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:20,411 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:29:20,411 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:20,411 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:20,412 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:20,412 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:20,412 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:20,414 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:20,423 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:20,423 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:20,424 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:20,424 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:20,424 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:20,424 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:20,425 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:20,426 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:20,426 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:20,426 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:20,426 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:20,426 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:20,428 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:29:20,436 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:29:20,437 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:20,437 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:20,437 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:20,437 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:20,438 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:20,445 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:29:20,446 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:20,446 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:20,446 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:20,446 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:20,446 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:24,461 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:24,467 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-25 00:29:24,468 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@30811396 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:29:24, skipping insertion in model container [2024-09-25 00:29:24,468 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:29:24,471 INFO L158 Benchmark]: Toolchain (without parser) took 13618.66ms. Allocated memory is still 155.2MB. Free memory was 126.3MB in the beginning and 113.0MB in the end (delta: 13.3MB). Peak memory consumption was 89.3MB. Max. memory is 16.1GB. [2024-09-25 00:29:24,471 INFO L158 Benchmark]: Witness Parser took 0.25ms. Allocated memory is still 107.0MB. Free memory is still 68.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:24,472 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 155.2MB. Free memory was 130.4MB in the beginning and 130.3MB in the end (delta: 111.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:24,472 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.78ms. Allocated memory is still 155.2MB. Free memory was 125.8MB in the beginning and 112.5MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:29:24,473 INFO L158 Benchmark]: Boogie Preprocessor took 40.37ms. Allocated memory is still 155.2MB. Free memory was 111.9MB in the beginning and 110.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:29:24,476 INFO L158 Benchmark]: RCFGBuilder took 417.37ms. Allocated memory is still 155.2MB. Free memory was 110.4MB in the beginning and 95.1MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:29:24,476 INFO L158 Benchmark]: Referee took 12870.74ms. Allocated memory is still 155.2MB. Free memory was 95.1MB in the beginning and 113.0MB in the end (delta: -17.8MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2024-09-25 00:29:24,481 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 check that procedure precondition always holds at line 49. 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 17. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 28. 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 loop head at line 35 to exit of procedure main. 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 __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 28. 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 0.25ms. Allocated memory is still 107.0MB. Free memory is still 68.4MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 155.2MB. Free memory was 130.4MB in the beginning and 130.3MB in the end (delta: 111.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.78ms. Allocated memory is still 155.2MB. Free memory was 125.8MB in the beginning and 112.5MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.37ms. Allocated memory is still 155.2MB. Free memory was 111.9MB in the beginning and 110.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 417.37ms. Allocated memory is still 155.2MB. Free memory was 110.4MB in the beginning and 95.1MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 12870.74ms. Allocated memory is still 155.2MB. Free memory was 95.1MB in the beginning and 113.0MB in the end (delta: -17.8MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 00:29:24,529 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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/geo1-ll_unwindbound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_unwindbound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-6908dde-m [2024-09-25 00:29:26,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:29:26,947 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-25 00:29:26,954 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:29:26,954 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:29:26,987 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:29:26,989 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:29:26,990 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:29:26,991 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:29:26,993 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:29:26,993 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:29:26,993 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:29:26,994 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:29:26,998 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:29:26,999 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:29:26,999 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:29:26,999 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:29:27,000 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:29:27,000 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:29:27,000 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:29:27,000 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:29:27,001 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:29:27,001 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:29:27,001 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-25 00:29:27,002 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-25 00:29:27,002 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:29:27,002 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-25 00:29:27,003 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:29:27,004 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:29:27,005 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:29:27,005 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:29:27,005 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:29:27,007 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:29:27,008 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:29:27,008 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:29:27,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:27,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:29:27,009 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:29:27,009 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:29:27,010 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-25 00:29:27,010 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-25 00:29:27,011 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:29:27,011 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:29:27,011 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:29:27,012 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:29:27,012 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-25 00:29:27,012 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:29:27,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:29:27,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:29:27,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:29:27,376 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:29:27,377 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:29:27,379 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c [2024-09-25 00:29:28,958 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:29:29,160 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:29:29,161 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c [2024-09-25 00:29:29,184 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/2ebb3f4d3/d9626f028a6041f794c4b58993db76cb/FLAG39528ce7f [2024-09-25 00:29:29,553 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/2ebb3f4d3/d9626f028a6041f794c4b58993db76cb [2024-09-25 00:29:29,557 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:29:29,558 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:29:29,559 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_unwindbound2.yml/witness-2.1.yml [2024-09-25 00:29:29,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:29:29,618 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:29:29,619 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:29,620 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:29:29,625 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:29:29,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:29" (1/2) ... [2024-09-25 00:29:29,626 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5af8d8ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:29, skipping insertion in model container [2024-09-25 00:29:29,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:29" (1/2) ... [2024-09-25 00:29:29,628 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1016af7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:29, skipping insertion in model container [2024-09-25 00:29:29,628 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:29" (2/2) ... [2024-09-25 00:29:29,633 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5af8d8ab and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:29, skipping insertion in model container [2024-09-25 00:29:29,633 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:29" (2/2) ... [2024-09-25 00:29:29,643 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:29:29,645 INFO L1541 ArrayList]: Loop invariant at [L35-L45] (((((((1 <= counter) && (1 <= z)) && (((long long) z * z) == y)) && (x == ((long long) z + 1))) || ((((2 <= counter) && (y == ((__int128) ((long long) z * z) * z))) && (1 <= z)) && (x == ((((long long) z * z) + z) + 1)))) || ((((z == y) && (x == 1)) && (counter == 0)) && (1 <= z))) && (\old(counter) == 0)) [2024-09-25 00:29:29,645 INFO L1541 ArrayList]: Function contract at [L15]: requires (cond == 1), ensures (cond == 1) [2024-09-25 00:29:29,646 INFO L1541 ArrayList]: Function contract at [L12]: requires (counter == 0), ensures ((cond != 0) && (counter == 0)) [2024-09-25 00:29:29,646 INFO L1541 ArrayList]: Function contract at [L23]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-25 00:29:29,664 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:29:29,828 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c[546,559] [2024-09-25 00:29:29,848 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:29,859 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 00:29:29,900 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c[546,559] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-25 00:29:29,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:29,941 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:29:29,942 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:29 WrapperNode [2024-09-25 00:29:29,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:29,944 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:29:29,944 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:29:29,944 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:29:29,958 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 25.09 12:29:29" (1/1) ... [2024-09-25 00:29:29,958 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 25.09 12:29:29" (1/1) ... [2024-09-25 00:29:29,970 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 25.09 12:29:29" (1/1) ... [2024-09-25 00:29:29,984 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 [2024-09-25 00:29:29,986 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 25.09 12:29:29" (1/1) ... [2024-09-25 00:29:29,986 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 25.09 12:29:29" (1/1) ... [2024-09-25 00:29:29,996 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 25.09 12:29:29" (1/1) ... [2024-09-25 00:29:30,001 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 25.09 12:29:29" (1/1) ... [2024-09-25 00:29:30,007 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 25.09 12:29:29" (1/1) ... [2024-09-25 00:29:30,008 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 25.09 12:29:29" (1/1) ... [2024-09-25 00:29:30,013 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:29:30,014 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:29:30,014 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:29:30,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:29:30,015 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 25.09 12:29:29" (1/1) ... [2024-09-25 00:29:30,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:30,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:29:30,051 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) [2024-09-25 00:29:30,057 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 [2024-09-25 00:29:30,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:29:30,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:29:30,106 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:29:30,106 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:29:30,106 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:29:30,107 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:29:30,107 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:29:30,107 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:29:30,107 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:29:30,107 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:29:30,108 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:29:30,108 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:29:30,108 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:29:30,108 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:29:30,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:29:30,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-25 00:29:30,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:29:30,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-25 00:29:30,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-25 00:29:30,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:29:30,175 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:29:30,178 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:29:30,208 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:30,253 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:31,331 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:31,374 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:29:31,416 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:29:31,416 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 00:29:31,416 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:31 BoogieIcfgContainer [2024-09-25 00:29:31,416 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:29:31,417 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:29:31,417 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:29:31,418 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:29:31,418 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:29:29" (1/4) ... [2024-09-25 00:29:31,418 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4dd7862e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:29:31, skipping insertion in model container [2024-09-25 00:29:31,418 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:29" (2/4) ... [2024-09-25 00:29:31,419 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4dd7862e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:31, skipping insertion in model container [2024-09-25 00:29:31,419 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 25.09 12:29:29" (3/4) ... [2024-09-25 00:29:31,419 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4dd7862e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:31, skipping insertion in model container [2024-09-25 00:29:31,419 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:31" (4/4) ... [2024-09-25 00:29:31,422 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_unwindbound2.c [2024-09-25 00:29:31,426 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 00:29:31,427 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:31,427 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr5ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 11 edges. [2024-09-25 00:29:31,427 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-25 00:29:31,428 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:31,428 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-25 00:29:31,428 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:31,429 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 00:29:31,429 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-25 00:29:31,429 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:29:31,429 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:31,429 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:31,430 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 6 loop-free subgraphs from procedure entry to error location [2024-09-25 00:29:31,489 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 00:29:31,490 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:31,490 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:31,491 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:31,491 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:31,493 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:31,504 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 00:29:31,505 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:31,506 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:31,506 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:31,506 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:31,510 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:31,532 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:31,553 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-25 00:29:31,553 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:31,553 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:31,554 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:31,554 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:31,554 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:31,641 INFO L101 BaseMinimizeStates]: Removed 26 edges and 8 locations by large block encoding [2024-09-25 00:29:31,641 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:31,641 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:31,641 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:31,642 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:31,642 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:31,644 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr5ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:31,656 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-25 00:29:31,656 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:31,656 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:31,657 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:31,657 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:31,657 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:31,658 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-25 00:29:31,658 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:31,658 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:31,658 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:31,658 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:31,658 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:31,666 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:31,690 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:31,690 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:31,691 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:31,691 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:31,691 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:31,691 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:31,696 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:31,697 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:31,698 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:31,699 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:31,699 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:31,699 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:31,701 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:31,720 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-25 00:29:31,721 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:31,721 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:31,721 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:31,721 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:31,721 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:31,752 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-25 00:29:31,752 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:31,752 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:31,753 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:31,753 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:31,758 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:35,866 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:35,917 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:35,918 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:35,918 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:35,918 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:35,918 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:35,918 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:35,919 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:35,920 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:35,920 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:35,920 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:35,920 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:35,920 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:35,927 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:35,937 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 00:29:35,937 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:35,938 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:35,938 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:35,938 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:35,938 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:35,944 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 00:29:35,944 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:35,945 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:35,945 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:35,945 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:35,945 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:35,950 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:29:35,960 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 00:29:35,961 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:35,961 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:35,961 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:35,961 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:35,961 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:35,994 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 00:29:35,995 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:35,995 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:35,996 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:35,996 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:35,996 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,233 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:29:36,234 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,234 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,234 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,234 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,234 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,237 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:29:36,238 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,238 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,238 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,238 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,239 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,243 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:36,254 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:36,254 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,255 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,255 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,255 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,256 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,257 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:36,258 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,258 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,259 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,259 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,259 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,263 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:29:36,277 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:29:36,277 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,277 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,278 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,278 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,278 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,290 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:29:36,291 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,291 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,291 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,291 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,291 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:40,336 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:40,358 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-25 00:29:40,359 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4dd7862e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:29:40, skipping insertion in model container [2024-09-25 00:29:40,359 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:29:40,361 INFO L158 Benchmark]: Toolchain (without parser) took 10742.08ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 56.3MB in the beginning and 55.2MB in the end (delta: 1.1MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2024-09-25 00:29:40,361 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 52.4MB. Free memory is still 35.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:40,362 INFO L158 Benchmark]: Witness Parser took 1.48ms. Allocated memory is still 77.6MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:40,362 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.29ms. Allocated memory is still 77.6MB. Free memory was 55.9MB in the beginning and 41.5MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:29:40,363 INFO L158 Benchmark]: Boogie Preprocessor took 69.84ms. Allocated memory is still 77.6MB. Free memory was 41.5MB in the beginning and 39.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:29:40,363 INFO L158 Benchmark]: RCFGBuilder took 1402.17ms. Allocated memory is still 77.6MB. Free memory was 39.1MB in the beginning and 54.0MB in the end (delta: -15.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2024-09-25 00:29:40,364 INFO L158 Benchmark]: Referee took 8941.80ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 54.0MB in the beginning and 55.8MB in the end (delta: -1.8MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2024-09-25 00:29:40,366 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 35 to loop head at line 35. One counterexample starts in \old(counter)=0, c=9223372036854775807, counter=1, k=-2, x=2147483648, y=4611686014132420609, z=2147483647 and ends in \old(counter)=0, c=-9223372036854775808, counter=2, k=-2, x=4611686016279904257, y=4611686024869838847, z=2147483647. 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 check that procedure precondition always holds at line 49. 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 check that procedure precondition always holds at line 28. 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 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 entry of procedure main to check that procedure precondition always holds at line 28. 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 entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 52.4MB. Free memory is still 35.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 1.48ms. Allocated memory is still 77.6MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.29ms. Allocated memory is still 77.6MB. Free memory was 55.9MB in the beginning and 41.5MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.84ms. Allocated memory is still 77.6MB. Free memory was 41.5MB in the beginning and 39.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1402.17ms. Allocated memory is still 77.6MB. Free memory was 39.1MB in the beginning and 54.0MB in the end (delta: -15.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Referee took 8941.80ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 54.0MB in the beginning and 55.8MB in the end (delta: -1.8MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-25 00:29:40,428 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