./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-47.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_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/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_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/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_cc55b5a7-a59e-456f-8fd5-5292a60bb965/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 9e92930e750196482f17f07849312ddc82a1b9515fee56924e2c0ca266f21be0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:34:09,478 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:34:09,527 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:34:09,532 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:34:09,532 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:34:09,549 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:34:09,550 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:34:09,550 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:34:09,550 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:34:09,550 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:34:09,551 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:34:09,551 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:34:09,551 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:34:09,551 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:34:09,551 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:34:09,551 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:34:09,551 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:34:09,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:34:09,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:34:09,552 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:34:09,552 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:34:09,552 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:34:09,552 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:34:09,552 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:34:09,552 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:34:09,552 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:34:09,552 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:34:09,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:34:09,552 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:34:09,552 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:34:09,552 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:34:09,552 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:34:09,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:34:09,553 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_cc55b5a7-a59e-456f-8fd5-5292a60bb965/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 -> 9e92930e750196482f17f07849312ddc82a1b9515fee56924e2c0ca266f21be0 [2024-12-06 00:34:09,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:34:09,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:34:09,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:34:09,758 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:34:09,759 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:34:09,760 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-47.i [2024-12-06 00:34:12,398 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/data/39bf4ae80/a6272bda2ee24064849310a061e82d46/FLAG115b48590 [2024-12-06 00:34:12,569 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:34:12,569 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-47.i [2024-12-06 00:34:12,574 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/data/39bf4ae80/a6272bda2ee24064849310a061e82d46/FLAG115b48590 [2024-12-06 00:34:12,943 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/data/39bf4ae80/a6272bda2ee24064849310a061e82d46 [2024-12-06 00:34:12,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:34:12,945 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:34:12,947 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:34:12,947 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:34:12,949 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:34:12,950 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:34:12" (1/1) ... [2024-12-06 00:34:12,951 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@368f2b75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:12, skipping insertion in model container [2024-12-06 00:34:12,951 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:34:12" (1/1) ... [2024-12-06 00:34:12,962 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:34:13,061 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_cc55b5a7-a59e-456f-8fd5-5292a60bb965/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-47.i[917,930] [2024-12-06 00:34:13,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:34:13,101 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:34:13,109 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_cc55b5a7-a59e-456f-8fd5-5292a60bb965/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-47.i[917,930] [2024-12-06 00:34:13,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:34:13,136 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:34:13,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:13 WrapperNode [2024-12-06 00:34:13,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:34:13,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:34:13,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:34:13,137 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:34:13,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:13" (1/1) ... [2024-12-06 00:34:13,147 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:13" (1/1) ... [2024-12-06 00:34:13,165 INFO L138 Inliner]: procedures = 26, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 85 [2024-12-06 00:34:13,166 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:34:13,166 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:34:13,166 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:34:13,166 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:34:13,173 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:13" (1/1) ... [2024-12-06 00:34:13,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:13" (1/1) ... [2024-12-06 00:34:13,175 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:13" (1/1) ... [2024-12-06 00:34:13,175 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:13" (1/1) ... [2024-12-06 00:34:13,179 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:13" (1/1) ... [2024-12-06 00:34:13,180 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:13" (1/1) ... [2024-12-06 00:34:13,183 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:13" (1/1) ... [2024-12-06 00:34:13,184 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:13" (1/1) ... [2024-12-06 00:34:13,184 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:13" (1/1) ... [2024-12-06 00:34:13,186 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:34:13,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:34:13,187 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:34:13,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:34:13,188 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:13" (1/1) ... [2024-12-06 00:34:13,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:34:13,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:34:13,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:34:13,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:34:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:34:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:34:13,238 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:34:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:34:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:34:13,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:34:13,292 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:34:13,294 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:34:13,435 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 00:34:13,435 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:34:13,534 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:34:13,534 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 00:34:13,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:34:13 BoogieIcfgContainer [2024-12-06 00:34:13,535 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:34:13,535 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:34:13,536 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:34:13,545 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:34:13,545 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:34:13" (1/1) ... [2024-12-06 00:34:13,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:34:13,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:34:13,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-12-06 00:34:13,600 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-12-06 00:34:13,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 00:34:13,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:34:13,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:34:13,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:34:13,756 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:34:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:34:13,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:34:13,902 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:34:13,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:34:13,955 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 00:34:13,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:34:13 ImpRootNode [2024-12-06 00:34:13,988 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:34:13,989 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:34:13,989 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:34:13,989 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:34:13,990 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:34:13" (3/4) ... [2024-12-06 00:34:13,992 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 00:34:13,993 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:34:13,994 INFO L158 Benchmark]: Toolchain (without parser) took 1048.42ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 83.2MB in the end (delta: 9.3MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-12-06 00:34:13,994 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:34:13,995 INFO L158 Benchmark]: CACSL2BoogieTranslator took 190.17ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 80.2MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:34:13,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.64ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.6MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:34:13,995 INFO L158 Benchmark]: Boogie Preprocessor took 19.88ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 77.6MB in the end (delta: 969.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:34:13,996 INFO L158 Benchmark]: RCFGBuilder took 348.01ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 56.0MB in the end (delta: 21.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:34:13,996 INFO L158 Benchmark]: CodeCheck took 452.78ms. Allocated memory is still 117.4MB. Free memory was 56.0MB in the beginning and 83.7MB in the end (delta: -27.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:34:13,997 INFO L158 Benchmark]: Witness Printer took 4.14ms. Allocated memory is still 117.4MB. Free memory was 83.7MB in the beginning and 83.2MB in the end (delta: 541.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:34:13,999 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, 23 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, 36 NumberOfCodeBlocks, 36 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 someUnaryDOUBLEoperation at line 53, overapproximation of someBinaryDOUBLEComparisonOperation at line 51, overapproximation of someBinaryDOUBLEComparisonOperation at line 63. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 24.575; [L23] double var_1_8 = 3.5; [L24] signed char var_1_9 = 16; [L25] signed char var_1_10 = 16; [L26] signed char var_1_11 = 4; [L27] signed long int var_1_12 = 8; [L28] unsigned char var_1_13 = 1; [L29] unsigned char var_1_14 = 1; [L30] double var_1_15 = 3.8; [L31] signed long int last_1_var_1_12 = 8; [L85] isInitial = 1 [L86] FCALL initially() [L88] CALL updateLastVariables() [L78] last_1_var_1_12 = var_1_12 [L88] RET updateLastVariables() [L89] CALL updateVariables() [L62] var_1_8 = __VERIFIER_nondet_double() [L63] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, var_1_10=16, var_1_11=4, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L20] COND FALSE !(!cond) [L63] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, var_1_10=16, var_1_11=4, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L64] var_1_10 = __VERIFIER_nondet_char() [L65] CALL assume_abort_if_not(var_1_10 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_10 >= -63) VAL [isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L66] CALL assume_abort_if_not(var_1_10 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_10 <= 63) VAL [isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=4, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L67] var_1_11 = __VERIFIER_nondet_char() [L68] CALL assume_abort_if_not(var_1_11 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_11 >= -63) VAL [isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L69] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=1, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L70] var_1_13 = __VERIFIER_nondet_uchar() [L71] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=0, var_1_12=8, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=0, var_1_12=8, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L72] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L73] var_1_14 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L75] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=0, var_1_12=8, var_1_13=0, var_1_14=1, var_1_15=19/5, var_1_1=983/40, var_1_9=16] [L89] RET updateVariables() [L90] CALL step() [L35] COND FALSE !(-4 > last_1_var_1_12) [L40] var_1_9 = var_1_10 [L42] unsigned char stepLocal_0 = ! var_1_13; [L43] COND TRUE stepLocal_0 || var_1_14 [L44] COND FALSE !(! var_1_14) [L47] var_1_12 = var_1_9 [L50] var_1_15 = var_1_8 [L51] COND TRUE var_1_15 <= var_1_15 [L52] COND TRUE (var_1_12 + var_1_12) >= (var_1_12 + var_1_9) [L53] var_1_1 = ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) [L90] RET step() [L91] CALL, EXPR property() [L81-L82] return ((((var_1_15 <= var_1_15) ? (((var_1_12 + var_1_12) >= (var_1_12 + var_1_9)) ? (var_1_1 == ((double) ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))) : 1) : ((var_1_12 > var_1_9) ? (var_1_1 == ((double) var_1_8)) : 1)) && ((-4 > last_1_var_1_12) ? (((~ last_1_var_1_12) <= last_1_var_1_12) ? (var_1_9 == ((signed char) ((((var_1_10 + var_1_11) < 0 ) ? -(var_1_10 + var_1_11) : (var_1_10 + var_1_11))))) : 1) : (var_1_9 == ((signed char) var_1_10)))) && (((! var_1_13) || var_1_14) ? ((! var_1_14) ? (var_1_12 == ((signed long int) (((((((var_1_9) < (var_1_9)) ? (var_1_9) : (var_1_9))) < 0 ) ? -((((var_1_9) < (var_1_9)) ? (var_1_9) : (var_1_9))) : ((((var_1_9) < (var_1_9)) ? (var_1_9) : (var_1_9))))))) : (var_1_12 == ((signed long int) var_1_9))) : 1)) && (var_1_15 == ((double) var_1_8)) ; [L91] RET, EXPR property() [L91] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=2, var_1_1=983/40, var_1_8=2, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=8, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=2, var_1_1=983/40, var_1_8=2, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 190.17ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 80.2MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.64ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 78.6MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.88ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 77.6MB in the end (delta: 969.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 348.01ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 56.0MB in the end (delta: 21.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 452.78ms. Allocated memory is still 117.4MB. Free memory was 56.0MB in the beginning and 83.7MB in the end (delta: -27.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.14ms. Allocated memory is still 117.4MB. Free memory was 83.7MB in the beginning and 83.2MB in the end (delta: 541.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 00:34:14,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/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_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/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_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/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_cc55b5a7-a59e-456f-8fd5-5292a60bb965/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 9e92930e750196482f17f07849312ddc82a1b9515fee56924e2c0ca266f21be0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:34:15,936 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:34:16,012 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 00:34:16,036 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:34:16,037 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:34:16,037 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:34:16,037 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:34:16,037 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:34:16,037 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:34:16,037 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:34:16,038 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:34:16,038 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:34:16,038 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:34:16,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:34:16,038 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:34:16,038 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:34:16,038 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:34:16,038 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:34:16,038 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:34:16,039 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:34:16,039 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:34:16,039 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:34:16,039 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:34:16,039 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:34:16,039 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:34:16,039 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:34:16,039 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:34:16,039 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:34:16,040 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:34:16,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:34:16,040 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:34:16,040 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:34:16,040 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:34:16,040 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:34:16,040 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:34:16,040 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:34:16,040 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_cc55b5a7-a59e-456f-8fd5-5292a60bb965/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 -> 9e92930e750196482f17f07849312ddc82a1b9515fee56924e2c0ca266f21be0 [2024-12-06 00:34:16,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:34:16,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:34:16,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:34:16,281 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:34:16,281 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:34:16,282 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-47.i [2024-12-06 00:34:18,962 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/data/f61a484f9/6897afed335a405aa799877140976ebe/FLAGc2deeba8c [2024-12-06 00:34:19,140 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:34:19,141 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-47.i [2024-12-06 00:34:19,147 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/data/f61a484f9/6897afed335a405aa799877140976ebe/FLAGc2deeba8c [2024-12-06 00:34:19,159 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/data/f61a484f9/6897afed335a405aa799877140976ebe [2024-12-06 00:34:19,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:34:19,163 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:34:19,164 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:34:19,164 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:34:19,168 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:34:19,168 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:34:19" (1/1) ... [2024-12-06 00:34:19,169 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5094e74d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:19, skipping insertion in model container [2024-12-06 00:34:19,169 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:34:19" (1/1) ... [2024-12-06 00:34:19,181 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:34:19,284 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_cc55b5a7-a59e-456f-8fd5-5292a60bb965/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-47.i[917,930] [2024-12-06 00:34:19,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:34:19,330 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:34:19,339 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_cc55b5a7-a59e-456f-8fd5-5292a60bb965/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-47.i[917,930] [2024-12-06 00:34:19,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:34:19,369 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:34:19,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:19 WrapperNode [2024-12-06 00:34:19,369 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:34:19,370 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:34:19,370 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:34:19,370 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:34:19,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:19" (1/1) ... [2024-12-06 00:34:19,382 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:19" (1/1) ... [2024-12-06 00:34:19,402 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 83 [2024-12-06 00:34:19,402 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:34:19,402 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:34:19,402 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:34:19,403 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:34:19,408 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:19" (1/1) ... [2024-12-06 00:34:19,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:19" (1/1) ... [2024-12-06 00:34:19,410 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:19" (1/1) ... [2024-12-06 00:34:19,410 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:19" (1/1) ... [2024-12-06 00:34:19,416 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:19" (1/1) ... [2024-12-06 00:34:19,417 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:19" (1/1) ... [2024-12-06 00:34:19,420 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:19" (1/1) ... [2024-12-06 00:34:19,422 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:19" (1/1) ... [2024-12-06 00:34:19,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:19" (1/1) ... [2024-12-06 00:34:19,425 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:34:19,426 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:34:19,426 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:34:19,427 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:34:19,427 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:19" (1/1) ... [2024-12-06 00:34:19,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:34:19,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:34:19,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:34:19,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:34:19,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:34:19,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:34:19,483 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:34:19,483 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:34:19,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:34:19,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:34:19,541 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:34:19,543 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:34:19,716 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 00:34:19,716 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:34:19,806 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:34:19,806 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 00:34:19,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:34:19 BoogieIcfgContainer [2024-12-06 00:34:19,806 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:34:19,807 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:34:19,807 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:34:19,816 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:34:19,816 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:34:19" (1/1) ... [2024-12-06 00:34:19,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:34:19,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:34:19,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-12-06 00:34:19,860 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-12-06 00:34:19,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 00:34:19,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:34:19,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:34:19,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:34:19,867 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:34:19,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc55b5a7-a59e-456f-8fd5-5292a60bb965/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:34:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:34:20,266 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:34:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:34:20,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 00:34:20,330 INFO L279 TraceCheckSpWp]: Computing forward predicates...