./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 72e45e28aaf3935d4ca65e70373023686da7d793ee0ac4c17a38825789fb6009 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:59:51,433 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:59:51,487 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:59:51,491 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:59:51,491 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:59:51,509 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:59:51,510 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:59:51,510 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:59:51,510 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:59:51,511 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:59:51,511 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:59:51,511 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:59:51,511 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:59:51,511 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:59:51,511 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:59:51,511 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:59:51,511 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:59:51,511 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:59:51,511 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:59:51,511 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:59:51,511 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:59:51,512 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:59:51,512 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:59:51,512 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:59:51,512 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:59:51,512 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:59:51,512 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:59:51,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:59:51,512 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:59:51,512 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:59:51,512 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:59:51,512 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:59:51,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:59:51,512 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72e45e28aaf3935d4ca65e70373023686da7d793ee0ac4c17a38825789fb6009 [2024-12-06 00:59:51,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:59:51,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:59:51,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:59:51,752 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:59:51,753 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:59:51,754 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i [2024-12-06 00:59:54,379 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/data/71198faff/179a8f1141924700babc7a6bbdb57ec2/FLAG686db9d5b [2024-12-06 00:59:54,603 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:59:54,603 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i [2024-12-06 00:59:54,609 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/data/71198faff/179a8f1141924700babc7a6bbdb57ec2/FLAG686db9d5b [2024-12-06 00:59:54,968 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/data/71198faff/179a8f1141924700babc7a6bbdb57ec2 [2024-12-06 00:59:54,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:59:54,971 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:59:54,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:59:54,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:59:54,976 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:59:54,976 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:59:54" (1/1) ... [2024-12-06 00:59:54,977 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77f6ec01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:54, skipping insertion in model container [2024-12-06 00:59:54,977 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:59:54" (1/1) ... [2024-12-06 00:59:54,989 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:59:55,091 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i[914,927] [2024-12-06 00:59:55,119 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:59:55,128 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:59:55,138 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i[914,927] [2024-12-06 00:59:55,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:59:55,165 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:59:55,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:55 WrapperNode [2024-12-06 00:59:55,166 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:59:55,167 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:59:55,167 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:59:55,167 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:59:55,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:55" (1/1) ... [2024-12-06 00:59:55,177 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:55" (1/1) ... [2024-12-06 00:59:55,193 INFO L138 Inliner]: procedures = 26, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 88 [2024-12-06 00:59:55,193 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:59:55,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:59:55,194 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:59:55,194 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:59:55,199 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:55" (1/1) ... [2024-12-06 00:59:55,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:55" (1/1) ... [2024-12-06 00:59:55,201 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:55" (1/1) ... [2024-12-06 00:59:55,201 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:55" (1/1) ... [2024-12-06 00:59:55,204 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:55" (1/1) ... [2024-12-06 00:59:55,205 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:55" (1/1) ... [2024-12-06 00:59:55,208 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:55" (1/1) ... [2024-12-06 00:59:55,210 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:55" (1/1) ... [2024-12-06 00:59:55,210 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:55" (1/1) ... [2024-12-06 00:59:55,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:59:55,213 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:59:55,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:59:55,213 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:59:55,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:55" (1/1) ... [2024-12-06 00:59:55,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:59:55,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:59:55,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:59:55,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:59:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:59:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:59:55,273 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:59:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:59:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:59:55,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:59:55,325 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:59:55,327 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:59:55,471 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-06 00:59:55,471 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:59:55,561 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:59:55,561 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 00:59:55,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:59:55 BoogieIcfgContainer [2024-12-06 00:59:55,562 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:59:55,562 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:59:55,563 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:59:55,570 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:59:55,571 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:59:55" (1/1) ... [2024-12-06 00:59:55,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:59:55,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:59:55,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2024-12-06 00:59:55,613 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2024-12-06 00:59:55,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 00:59:55,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:59:55,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:59:55,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:59:55,743 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:59:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:59:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:59:55,894 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:59:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:59:55,952 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 00:59:55,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:59:55 ImpRootNode [2024-12-06 00:59:55,983 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:59:55,984 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:59:55,984 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:59:55,984 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:59:55,985 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:59:55" (3/4) ... [2024-12-06 00:59:55,987 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 00:59:55,988 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:59:55,989 INFO L158 Benchmark]: Toolchain (without parser) took 1017.77ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 85.7MB in the end (delta: 6.7MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2024-12-06 00:59:55,989 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 72.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:59:55,990 INFO L158 Benchmark]: CACSL2BoogieTranslator took 194.27ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 80.1MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:59:55,990 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.55ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:59:55,990 INFO L158 Benchmark]: Boogie Preprocessor took 18.83ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:59:55,991 INFO L158 Benchmark]: RCFGBuilder took 348.86ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 57.2MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:59:55,991 INFO L158 Benchmark]: CodeCheck took 420.99ms. Allocated memory is still 117.4MB. Free memory was 57.2MB in the beginning and 86.3MB in the end (delta: -29.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:59:55,991 INFO L158 Benchmark]: Witness Printer took 4.05ms. Allocated memory is still 117.4MB. Free memory was 85.7MB in the beginning and 85.7MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:59:55,993 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 36, overapproximation of someBinaryFLOATComparisonOperation at line 77, overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of someBinaryFLOATComparisonOperation at line 73, overapproximation of someBinaryFLOATComparisonOperation at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 68, overapproximation of someBinaryArithmeticFLOAToperation at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 25.8; [L23] unsigned char var_1_2 = 1; [L24] double var_1_3 = 128.2; [L25] double var_1_4 = 15.4; [L26] double var_1_5 = 5.25; [L27] unsigned char var_1_6 = 0; [L28] float var_1_7 = 8.125; [L29] float var_1_8 = 0.4; [L30] float var_1_9 = 499.4; [L31] float var_1_10 = 63.16; [L86] isInitial = 1 [L87] FCALL initially() [L89] FCALL updateLastVariables() [L90] CALL updateVariables() [L62] var_1_2 = __VERIFIER_nondet_uchar() [L63] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_3=641/5, var_1_4=77/5, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_3=641/5, var_1_4=77/5, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L64] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=0, var_1_3=641/5, var_1_4=77/5, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=0, var_1_3=641/5, var_1_4=77/5, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L65] var_1_3 = __VERIFIER_nondet_double() [L66] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=0, var_1_4=77/5, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=0, var_1_4=77/5, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L67] var_1_4 = __VERIFIER_nondet_double() [L68] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=0, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=0, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L69] var_1_6 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=0, var_1_5=21/4, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=0, var_1_5=21/4, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L71] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=0, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=0, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_8=2/5, var_1_9=2497/5] [L72] var_1_8 = __VERIFIER_nondet_float() [L73] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=0, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_9=2497/5] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=0, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_9=2497/5] [L74] var_1_9 = __VERIFIER_nondet_float() [L75] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=0, var_1_5=21/4, var_1_6=0, var_1_7=65/8] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1579/25, var_1_1=129/5, var_1_2=0, var_1_5=21/4, var_1_6=0, var_1_7=65/8] [L76] var_1_10 = __VERIFIER_nondet_float() [L77] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=129/5, var_1_2=0, var_1_5=21/4, var_1_6=0, var_1_7=65/8] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=129/5, var_1_2=0, var_1_5=21/4, var_1_6=0, var_1_7=65/8] [L90] RET updateVariables() [L91] CALL step() [L35] COND TRUE ! var_1_2 [L36] var_1_1 = (var_1_3 - var_1_4) [L40] unsigned char stepLocal_0 = var_1_4 < var_1_3; [L41] COND TRUE stepLocal_0 || var_1_2 [L42] COND FALSE !(\read(var_1_2)) [L48] unsigned char stepLocal_1 = var_1_1 <= (var_1_1 + var_1_3); [L49] COND FALSE !(var_1_2 || stepLocal_1) [L52] COND FALSE !(\read(var_1_6)) [L55] COND FALSE !(\read(var_1_2)) [L91] RET step() [L92] CALL, EXPR property() [L82-L83] return (((! var_1_2) ? (var_1_1 == ((double) (var_1_3 - var_1_4))) : (var_1_1 == ((double) ((((16.2) < (var_1_3)) ? (16.2) : (var_1_3)))))) && (((var_1_4 < var_1_3) || var_1_2) ? (var_1_2 ? (var_1_6 ? (var_1_5 == ((double) var_1_3)) : 1) : 1) : 1)) && ((var_1_2 || (var_1_1 <= (var_1_1 + var_1_3))) ? (var_1_7 == ((float) ((((5.5f) < (((((128.4f) > (var_1_3)) ? (128.4f) : (var_1_3))))) ? (5.5f) : (((((128.4f) > (var_1_3)) ? (128.4f) : (var_1_3)))))))) : (var_1_6 ? (var_1_7 == ((float) ((var_1_8 - var_1_9) + var_1_10))) : (var_1_2 ? (var_1_7 == ((float) var_1_9)) : 1))) ; [L92] RET, EXPR property() [L92] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_1=0, var_1_2=0, var_1_3=0, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_1=0, var_1_2=0, var_1_3=0, var_1_5=21/4, var_1_6=0, var_1_7=65/8, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 72.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 194.27ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 80.1MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.55ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.83ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 77.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 348.86ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 57.2MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 420.99ms. Allocated memory is still 117.4MB. Free memory was 57.2MB in the beginning and 86.3MB in the end (delta: -29.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.05ms. Allocated memory is still 117.4MB. Free memory was 85.7MB in the beginning and 85.7MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 00:59:56,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 72e45e28aaf3935d4ca65e70373023686da7d793ee0ac4c17a38825789fb6009 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:59:57,954 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:59:58,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 00:59:58,060 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:59:58,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:59:58,060 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:59:58,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:59:58,061 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:59:58,061 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:59:58,061 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:59:58,061 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:59:58,061 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:59:58,061 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:59:58,061 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:59:58,062 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:59:58,062 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:59:58,062 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:59:58,062 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:59:58,062 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:59:58,062 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:59:58,062 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:59:58,062 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:59:58,062 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:59:58,063 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:59:58,063 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:59:58,063 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:59:58,063 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:59:58,063 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:59:58,063 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:59:58,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:59:58,063 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:59:58,063 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:59:58,064 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:59:58,064 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:59:58,064 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:59:58,064 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:59:58,064 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72e45e28aaf3935d4ca65e70373023686da7d793ee0ac4c17a38825789fb6009 [2024-12-06 00:59:58,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:59:58,290 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:59:58,292 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:59:58,292 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:59:58,293 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:59:58,294 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i [2024-12-06 01:00:00,906 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/data/ee5ea0402/c0c87cd8ad98474ea68fcdcb6997157e/FLAG6cd1372a6 [2024-12-06 01:00:01,128 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:00:01,128 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i [2024-12-06 01:00:01,136 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/data/ee5ea0402/c0c87cd8ad98474ea68fcdcb6997157e/FLAG6cd1372a6 [2024-12-06 01:00:01,487 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/data/ee5ea0402/c0c87cd8ad98474ea68fcdcb6997157e [2024-12-06 01:00:01,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:00:01,490 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:00:01,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:00:01,491 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:00:01,493 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:00:01,494 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:00:01" (1/1) ... [2024-12-06 01:00:01,494 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@757a8a18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:00:01, skipping insertion in model container [2024-12-06 01:00:01,495 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:00:01" (1/1) ... [2024-12-06 01:00:01,509 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:00:01,619 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i[914,927] [2024-12-06 01:00:01,649 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:00:01,660 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:00:01,668 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-0.i[914,927] [2024-12-06 01:00:01,681 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:00:01,697 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:00:01,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:00:01 WrapperNode [2024-12-06 01:00:01,697 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:00:01,698 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:00:01,698 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:00:01,698 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:00:01,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:00:01" (1/1) ... [2024-12-06 01:00:01,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:00:01" (1/1) ... [2024-12-06 01:00:01,728 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 88 [2024-12-06 01:00:01,728 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:00:01,728 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:00:01,728 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:00:01,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:00:01,735 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:00:01" (1/1) ... [2024-12-06 01:00:01,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:00:01" (1/1) ... [2024-12-06 01:00:01,738 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:00:01" (1/1) ... [2024-12-06 01:00:01,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:00:01" (1/1) ... [2024-12-06 01:00:01,744 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:00:01" (1/1) ... [2024-12-06 01:00:01,745 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:00:01" (1/1) ... [2024-12-06 01:00:01,748 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:00:01" (1/1) ... [2024-12-06 01:00:01,749 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:00:01" (1/1) ... [2024-12-06 01:00:01,750 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:00:01" (1/1) ... [2024-12-06 01:00:01,753 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:00:01,753 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:00:01,754 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:00:01,754 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:00:01,755 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:00:01" (1/1) ... [2024-12-06 01:00:01,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:00:01,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:00:01,782 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:00:01,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:00:01,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:00:01,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:00:01,802 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:00:01,802 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:00:01,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:00:01,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:00:01,858 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:00:01,860 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:00:05,902 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-06 01:00:05,902 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:00:05,982 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:00:05,982 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:00:05,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:00:05 BoogieIcfgContainer [2024-12-06 01:00:05,982 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:00:05,983 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:00:05,983 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:00:05,989 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:00:05,990 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:00:05" (1/1) ... [2024-12-06 01:00:05,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:00:06,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:00:06,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2024-12-06 01:00:06,030 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2024-12-06 01:00:06,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 01:00:06,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:00:06,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:00:06,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:00:06,036 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:00:06,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:00:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:00:07,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:00:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:00:17,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:00:17,612 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:00:17,616 INFO L158 Benchmark]: Toolchain (without parser) took 16125.33ms. Allocated memory is still 92.3MB. Free memory was 70.1MB in the beginning and 49.8MB in the end (delta: 20.3MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2024-12-06 01:00:17,616 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:00:17,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 206.90ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 57.1MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:00:17,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.98ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 55.4MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:00:17,617 INFO L158 Benchmark]: Boogie Preprocessor took 24.47ms. Allocated memory is still 92.3MB. Free memory was 55.4MB in the beginning and 53.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:00:17,618 INFO L158 Benchmark]: RCFGBuilder took 4228.71ms. Allocated memory is still 92.3MB. Free memory was 53.9MB in the beginning and 62.4MB in the end (delta: -8.5MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2024-12-06 01:00:17,618 INFO L158 Benchmark]: CodeCheck took 11631.77ms. Allocated memory is still 92.3MB. Free memory was 62.4MB in the beginning and 49.8MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:00:17,621 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 206.90ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 57.1MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.98ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 55.4MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.47ms. Allocated memory is still 92.3MB. Free memory was 55.4MB in the beginning and 53.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 4228.71ms. Allocated memory is still 92.3MB. Free memory was 53.9MB in the beginning and 62.4MB in the end (delta: -8.5MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * CodeCheck took 11631.77ms. Allocated memory is still 92.3MB. Free memory was 62.4MB in the beginning and 49.8MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:00:17,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa65e896-53e8-439c-9632-abfe586200d1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown