./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-36.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_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/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_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/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_404e7e5c-1920-4b6f-899d-8aa6eb500791/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 156d83059fa084a0d4c62f504920b1dc57a83986f82463efa65e7b64f6920eaf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:58:31,447 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:58:31,501 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:58:31,504 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:58:31,505 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:58:31,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:58:31,525 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:58:31,525 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:58:31,526 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:58:31,526 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:58:31,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:58:31,526 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:58:31,526 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:58:31,526 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:58:31,526 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:58:31,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:58:31,527 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:58:31,527 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:58:31,527 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:58:31,527 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:58:31,527 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:58:31,527 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:58:31,527 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:58:31,527 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:58:31,527 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:58:31,528 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:58:31,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:58:31,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:58:31,528 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:58:31,528 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:58:31,528 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:58:31,528 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:58:31,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:58:31,528 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_404e7e5c-1920-4b6f-899d-8aa6eb500791/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 -> 156d83059fa084a0d4c62f504920b1dc57a83986f82463efa65e7b64f6920eaf [2024-12-06 01:58:31,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:58:31,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:58:31,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:58:31,739 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:58:31,739 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:58:31,740 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-36.i [2024-12-06 01:58:34,423 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/data/9262263b8/c359a1a05b7c4e56aa96d5abd1d6e8bb/FLAG34bf5cb08 [2024-12-06 01:58:34,623 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:58:34,623 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-36.i [2024-12-06 01:58:34,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/data/9262263b8/c359a1a05b7c4e56aa96d5abd1d6e8bb/FLAG34bf5cb08 [2024-12-06 01:58:35,000 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/data/9262263b8/c359a1a05b7c4e56aa96d5abd1d6e8bb [2024-12-06 01:58:35,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:58:35,003 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:58:35,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:58:35,004 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:58:35,007 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:58:35,008 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:58:35" (1/1) ... [2024-12-06 01:58:35,009 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4916d452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:35, skipping insertion in model container [2024-12-06 01:58:35,009 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:58:35" (1/1) ... [2024-12-06 01:58:35,022 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:58:35,122 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_404e7e5c-1920-4b6f-899d-8aa6eb500791/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-36.i[917,930] [2024-12-06 01:58:35,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:58:35,162 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:58:35,170 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_404e7e5c-1920-4b6f-899d-8aa6eb500791/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-36.i[917,930] [2024-12-06 01:58:35,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:58:35,195 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:58:35,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:35 WrapperNode [2024-12-06 01:58:35,195 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:58:35,196 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:58:35,196 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:58:35,196 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:58:35,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:35" (1/1) ... [2024-12-06 01:58:35,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:35" (1/1) ... [2024-12-06 01:58:35,226 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 119 [2024-12-06 01:58:35,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:58:35,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:58:35,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:58:35,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:58:35,232 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:35" (1/1) ... [2024-12-06 01:58:35,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:35" (1/1) ... [2024-12-06 01:58:35,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:35" (1/1) ... [2024-12-06 01:58:35,235 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:35" (1/1) ... [2024-12-06 01:58:35,240 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:35" (1/1) ... [2024-12-06 01:58:35,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:35" (1/1) ... [2024-12-06 01:58:35,244 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:35" (1/1) ... [2024-12-06 01:58:35,245 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:35" (1/1) ... [2024-12-06 01:58:35,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:35" (1/1) ... [2024-12-06 01:58:35,247 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:58:35,247 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:58:35,247 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:58:35,248 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:58:35,248 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:35" (1/1) ... [2024-12-06 01:58:35,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:58:35,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:58:35,275 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:58:35,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:58:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:58:35,295 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:58:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:58:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:58:35,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:58:35,348 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:58:35,350 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:58:35,563 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-06 01:58:35,563 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:58:35,689 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:58:35,690 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:58:35,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:58:35 BoogieIcfgContainer [2024-12-06 01:58:35,690 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:58:35,691 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:58:35,691 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:58:35,700 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:58:35,700 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:58:35" (1/1) ... [2024-12-06 01:58:35,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:58:35,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:58:35,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-12-06 01:58:35,755 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-12-06 01:58:35,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 01:58:35,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:58:35,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:58:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:58:35,947 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:58:36,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:58:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:58:36,132 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:58:36,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:58:36,202 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 01:58:36,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:58:36 ImpRootNode [2024-12-06 01:58:36,243 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:58:36,243 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:58:36,243 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:58:36,243 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:58:36,244 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:58:35" (3/4) ... [2024-12-06 01:58:36,246 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:58:36,247 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:58:36,248 INFO L158 Benchmark]: Toolchain (without parser) took 1244.43ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 100.6MB in the end (delta: 16.4MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2024-12-06 01:58:36,248 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:58:36,249 INFO L158 Benchmark]: CACSL2BoogieTranslator took 191.22ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 104.5MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:58:36,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.39ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 102.5MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:58:36,250 INFO L158 Benchmark]: Boogie Preprocessor took 19.85ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 101.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:58:36,250 INFO L158 Benchmark]: RCFGBuilder took 442.94ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 73.8MB in the end (delta: 27.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:58:36,250 INFO L158 Benchmark]: CodeCheck took 551.67ms. Allocated memory is still 142.6MB. Free memory was 73.8MB in the beginning and 100.7MB in the end (delta: -26.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:58:36,251 INFO L158 Benchmark]: Witness Printer took 4.00ms. Allocated memory is still 142.6MB. Free memory was 100.7MB in the beginning and 100.6MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:58:36,253 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, 28 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 45 NumberOfCodeBlocks, 45 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 shiftRight at line 38, overapproximation of someBinaryFLOATComparisonOperation at line 50, overapproximation of someBinaryFLOATComparisonOperation at line 77, overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someBinaryDOUBLEComparisonOperation at line 86, overapproximation of someBinaryDOUBLEComparisonOperation at line 41. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 1; [L23] float var_1_3 = 999999999.875; [L24] unsigned char var_1_4 = 0; [L25] float var_1_5 = 4.25; [L26] unsigned char var_1_7 = 1; [L27] unsigned char var_1_9 = 1; [L28] double var_1_10 = 64.2; [L29] double var_1_11 = 9.5; [L30] double var_1_12 = 199.5; [L31] double var_1_13 = 3.5; [L32] unsigned char var_1_14 = 1; [L33] unsigned char var_1_16 = 2; [L34] unsigned char last_1_var_1_14 = 1; [L99] isInitial = 1 [L100] FCALL initially() [L102] CALL updateLastVariables() [L92] last_1_var_1_14 = var_1_14 [L102] RET updateLastVariables() [L103] CALL updateVariables() [L71] var_1_3 = __VERIFIER_nondet_float() [L72] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_11=19/2, var_1_12=399/2, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=0, var_1_5=17/4, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_11=19/2, var_1_12=399/2, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=0, var_1_5=17/4, var_1_7=1, var_1_9=1] [L73] var_1_4 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_11=19/2, var_1_12=399/2, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_5=17/4, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_11=19/2, var_1_12=399/2, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_5=17/4, var_1_7=1, var_1_9=1] [L75] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_11=19/2, var_1_12=399/2, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=-255, var_1_5=17/4, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_11=19/2, var_1_12=399/2, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=-255, var_1_5=17/4, var_1_7=1, var_1_9=1] [L76] var_1_5 = __VERIFIER_nondet_float() [L77] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_11=19/2, var_1_12=399/2, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_11=19/2, var_1_12=399/2, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L78] var_1_9 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_11=19/2, var_1_12=399/2, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_11=19/2, var_1_12=399/2, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L80] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_11=19/2, var_1_12=399/2, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_11=19/2, var_1_12=399/2, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L81] var_1_11 = __VERIFIER_nondet_double() [L82] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_12=399/2, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_12=399/2, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L83] var_1_12 = __VERIFIER_nondet_double() [L84] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_13=7/2, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L85] var_1_13 = __VERIFIER_nondet_double() [L86] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_14=1, var_1_16=2, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L87] var_1_16 = __VERIFIER_nondet_uchar() [L88] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_14=1, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_14=1, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L89] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_14=1, var_1_16=1, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=321/5, var_1_14=1, var_1_16=1, var_1_1=1, var_1_4=-255, var_1_7=1, var_1_9=1] [L103] RET updateVariables() [L104] CALL step() [L38] EXPR last_1_var_1_14 >> last_1_var_1_14 [L38] COND TRUE (last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14) [L39] var_1_7 = (var_1_4 || var_1_9) [L41] COND FALSE !(var_1_13 == (- var_1_12)) [L48] var_1_14 = 0 [L50] COND FALSE !(var_1_5 > var_1_3) [L53] var_1_10 = ((((var_1_11) > (((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) ? (var_1_11) : (((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13)))))) [L55] unsigned char stepLocal_0 = var_1_10 > var_1_10; [L56] COND TRUE stepLocal_0 && var_1_7 [L57] COND TRUE ((((var_1_10) > ((- var_1_10))) ? (var_1_10) : ((- var_1_10)))) != var_1_10 [L58] COND TRUE \read(var_1_7) [L59] var_1_1 = 10u [L104] RET step() [L105] CALL, EXPR property() [L95] EXPR (((var_1_10 > var_1_10) && var_1_7) ? ((((((var_1_10) > ((- var_1_10))) ? (var_1_10) : ((- var_1_10)))) != var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned long int) 10u)) : (var_1_1 == ((unsigned long int) var_1_14))) : (var_1_1 == ((unsigned long int) var_1_14))) : (var_1_1 == ((unsigned long int) var_1_14))) && (((last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14)) ? (var_1_7 == ((unsigned char) (var_1_4 || var_1_9))) : 1) [L95] EXPR last_1_var_1_14 >> last_1_var_1_14 [L95] EXPR (((var_1_10 > var_1_10) && var_1_7) ? ((((((var_1_10) > ((- var_1_10))) ? (var_1_10) : ((- var_1_10)))) != var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned long int) 10u)) : (var_1_1 == ((unsigned long int) var_1_14))) : (var_1_1 == ((unsigned long int) var_1_14))) : (var_1_1 == ((unsigned long int) var_1_14))) && (((last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14)) ? (var_1_7 == ((unsigned char) (var_1_4 || var_1_9))) : 1) [L95-L96] return (((((var_1_10 > var_1_10) && var_1_7) ? ((((((var_1_10) > ((- var_1_10))) ? (var_1_10) : ((- var_1_10)))) != var_1_10) ? (var_1_7 ? (var_1_1 == ((unsigned long int) 10u)) : (var_1_1 == ((unsigned long int) var_1_14))) : (var_1_1 == ((unsigned long int) var_1_14))) : (var_1_1 == ((unsigned long int) var_1_14))) && (((last_1_var_1_14 >> last_1_var_1_14) < (- last_1_var_1_14)) ? (var_1_7 == ((unsigned char) (var_1_4 || var_1_9))) : 1)) && ((var_1_5 > var_1_3) ? (var_1_10 == ((double) 4.6)) : (var_1_10 == ((double) ((((var_1_11) > (((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13))))) ? (var_1_11) : (((((var_1_12) > (var_1_13)) ? (var_1_12) : (var_1_13)))))))))) && ((var_1_13 == (- var_1_12)) ? ((var_1_7 && var_1_7) ? (var_1_14 == ((unsigned char) var_1_16)) : (var_1_14 == ((unsigned char) var_1_16))) : (var_1_14 == ((unsigned char) 0))) ; [L105] RET, EXPR property() [L105] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=1, var_1_10=23/5, var_1_11=23/5, var_1_12=0, var_1_13=0, var_1_14=0, var_1_16=1, var_1_1=10, var_1_4=-255, var_1_7=1, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=1, var_1_10=23/5, var_1_11=23/5, var_1_12=0, var_1_13=0, var_1_14=0, var_1_16=1, var_1_1=10, var_1_4=-255, var_1_7=1, var_1_9=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 191.22ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 104.5MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.39ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 102.5MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.85ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 101.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 442.94ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 73.8MB in the end (delta: 27.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 551.67ms. Allocated memory is still 142.6MB. Free memory was 73.8MB in the beginning and 100.7MB in the end (delta: -26.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.00ms. Allocated memory is still 142.6MB. Free memory was 100.7MB in the beginning and 100.6MB in the end (delta: 15.8kB). 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 01:58:36,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/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_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/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_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/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_404e7e5c-1920-4b6f-899d-8aa6eb500791/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 156d83059fa084a0d4c62f504920b1dc57a83986f82463efa65e7b64f6920eaf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:58:38,200 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:58:38,274 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:58:38,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:58:38,300 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:58:38,300 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:58:38,300 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:58:38,301 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:58:38,301 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:58:38,301 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:58:38,301 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:58:38,301 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:58:38,301 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:58:38,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:58:38,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:58:38,301 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:58:38,301 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:58:38,301 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:58:38,302 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:58:38,302 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:58:38,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:58:38,302 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:58:38,302 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:58:38,302 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:58:38,302 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:58:38,302 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:58:38,302 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:58:38,302 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:58:38,302 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:58:38,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:58:38,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:58:38,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:58:38,303 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:58:38,303 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:58:38,303 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:58:38,303 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:58:38,303 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_404e7e5c-1920-4b6f-899d-8aa6eb500791/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 -> 156d83059fa084a0d4c62f504920b1dc57a83986f82463efa65e7b64f6920eaf [2024-12-06 01:58:38,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:58:38,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:58:38,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:58:38,541 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:58:38,542 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:58:38,543 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-36.i [2024-12-06 01:58:41,190 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/data/b8413160f/dbc514d7bd984dd5a6c1705d3732815d/FLAG2884d6683 [2024-12-06 01:58:41,395 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:58:41,395 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-36.i [2024-12-06 01:58:41,402 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/data/b8413160f/dbc514d7bd984dd5a6c1705d3732815d/FLAG2884d6683 [2024-12-06 01:58:41,760 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/data/b8413160f/dbc514d7bd984dd5a6c1705d3732815d [2024-12-06 01:58:41,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:58:41,763 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:58:41,764 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:58:41,764 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:58:41,767 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:58:41,768 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:58:41" (1/1) ... [2024-12-06 01:58:41,768 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f1e9453 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:41, skipping insertion in model container [2024-12-06 01:58:41,768 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:58:41" (1/1) ... [2024-12-06 01:58:41,781 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:58:41,884 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_404e7e5c-1920-4b6f-899d-8aa6eb500791/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-36.i[917,930] [2024-12-06 01:58:41,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:58:41,932 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:58:41,940 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_404e7e5c-1920-4b6f-899d-8aa6eb500791/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-36.i[917,930] [2024-12-06 01:58:41,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:58:41,970 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:58:41,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:41 WrapperNode [2024-12-06 01:58:41,971 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:58:41,972 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:58:41,972 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:58:41,972 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:58:41,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:41" (1/1) ... [2024-12-06 01:58:41,984 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:41" (1/1) ... [2024-12-06 01:58:42,002 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 100 [2024-12-06 01:58:42,002 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:58:42,003 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:58:42,003 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:58:42,003 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:58:42,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:41" (1/1) ... [2024-12-06 01:58:42,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:41" (1/1) ... [2024-12-06 01:58:42,013 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:41" (1/1) ... [2024-12-06 01:58:42,013 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:41" (1/1) ... [2024-12-06 01:58:42,019 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:41" (1/1) ... [2024-12-06 01:58:42,020 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:41" (1/1) ... [2024-12-06 01:58:42,023 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:41" (1/1) ... [2024-12-06 01:58:42,025 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:41" (1/1) ... [2024-12-06 01:58:42,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:41" (1/1) ... [2024-12-06 01:58:42,029 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:58:42,030 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:58:42,030 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:58:42,030 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:58:42,031 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:58:41" (1/1) ... [2024-12-06 01:58:42,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:58:42,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:58:42,060 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:58:42,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:58:42,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:58:42,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:58:42,087 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:58:42,087 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:58:42,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:58:42,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:58:42,151 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:58:42,152 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:58:42,354 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 01:58:42,354 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:58:42,446 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:58:42,447 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:58:42,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:58:42 BoogieIcfgContainer [2024-12-06 01:58:42,447 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:58:42,448 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:58:42,448 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:58:42,457 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:58:42,458 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:58:42" (1/1) ... [2024-12-06 01:58:42,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:58:42,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:58:42,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-12-06 01:58:42,503 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-12-06 01:58:42,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 01:58:42,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:58:42,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:58:42,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:58:42,511 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:58:42,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404e7e5c-1920-4b6f-899d-8aa6eb500791/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:58:43,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:58:43,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:58:43,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:58:43,219 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 01:58:43,225 INFO L279 TraceCheckSpWp]: Computing forward predicates...