./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-54.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_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/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_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/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_226c8c61-e9ad-4c7b-8913-6252f4b77912/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 7a11b3624bc46a1698bc0cb8c5ee61548aa58b2f6d132653a0fb43a027a2dfb3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:11:51,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:11:51,471 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:11:51,476 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:11:51,476 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:11:51,495 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:11:51,496 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:11:51,496 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:11:51,496 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:11:51,496 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:11:51,496 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:11:51,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:11:51,497 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:11:51,497 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:11:51,497 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:11:51,497 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:11:51,497 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:11:51,497 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:11:51,497 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:11:51,497 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:11:51,497 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:11:51,497 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:11:51,497 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:11:51,498 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:11:51,498 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:11:51,498 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:11:51,498 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:11:51,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:11:51,498 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:11:51,498 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:11:51,498 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:11:51,498 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:11:51,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:11:51,498 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_226c8c61-e9ad-4c7b-8913-6252f4b77912/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 -> 7a11b3624bc46a1698bc0cb8c5ee61548aa58b2f6d132653a0fb43a027a2dfb3 [2024-12-06 01:11:51,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:11:51,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:11:51,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:11:51,741 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:11:51,742 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:11:51,743 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-54.i [2024-12-06 01:11:54,379 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/data/7b0334554/71aa2e656bb54b85bd62c7c29a6066ba/FLAG8b4a82529 [2024-12-06 01:11:54,577 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:11:54,578 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-54.i [2024-12-06 01:11:54,585 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/data/7b0334554/71aa2e656bb54b85bd62c7c29a6066ba/FLAG8b4a82529 [2024-12-06 01:11:54,599 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/data/7b0334554/71aa2e656bb54b85bd62c7c29a6066ba [2024-12-06 01:11:54,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:11:54,603 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:11:54,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:11:54,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:11:54,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:11:54,609 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:11:54" (1/1) ... [2024-12-06 01:11:54,610 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6277df53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:54, skipping insertion in model container [2024-12-06 01:11:54,610 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:11:54" (1/1) ... [2024-12-06 01:11:54,625 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:11:54,750 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_226c8c61-e9ad-4c7b-8913-6252f4b77912/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-54.i[917,930] [2024-12-06 01:11:54,787 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:11:54,797 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:11:54,806 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_226c8c61-e9ad-4c7b-8913-6252f4b77912/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-54.i[917,930] [2024-12-06 01:11:54,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:11:54,841 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:11:54,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:54 WrapperNode [2024-12-06 01:11:54,842 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:11:54,843 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:11:54,843 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:11:54,843 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:11:54,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:54" (1/1) ... [2024-12-06 01:11:54,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:54" (1/1) ... [2024-12-06 01:11:54,878 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 98 [2024-12-06 01:11:54,878 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:11:54,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:11:54,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:11:54,879 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:11:54,886 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:54" (1/1) ... [2024-12-06 01:11:54,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:54" (1/1) ... [2024-12-06 01:11:54,888 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:54" (1/1) ... [2024-12-06 01:11:54,889 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:54" (1/1) ... [2024-12-06 01:11:54,893 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:54" (1/1) ... [2024-12-06 01:11:54,895 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:54" (1/1) ... [2024-12-06 01:11:54,898 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:54" (1/1) ... [2024-12-06 01:11:54,899 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:54" (1/1) ... [2024-12-06 01:11:54,900 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:54" (1/1) ... [2024-12-06 01:11:54,902 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:11:54,903 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:11:54,903 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:11:54,903 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:11:54,904 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:11:54" (1/1) ... [2024-12-06 01:11:54,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:11:54,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:11:54,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:11:54,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:11:54,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:11:54,957 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:11:54,958 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:11:54,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:11:54,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:11:54,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:11:55,013 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:11:55,014 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:11:55,190 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-06 01:11:55,190 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:11:55,284 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:11:55,285 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:11:55,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:55 BoogieIcfgContainer [2024-12-06 01:11:55,285 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:11:55,286 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:11:55,286 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:11:55,293 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:11:55,293 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:55" (1/1) ... [2024-12-06 01:11:55,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:11:55,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:55,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-12-06 01:11:55,335 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-12-06 01:11:55,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 01:11:55,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:55,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:11:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:55,508 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:11:55,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:55,686 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:11:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:11:55,749 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 01:11:55,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:11:55 ImpRootNode [2024-12-06 01:11:55,789 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:11:55,789 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:11:55,789 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:11:55,790 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:11:55,790 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:11:55" (3/4) ... [2024-12-06 01:11:55,792 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:11:55,793 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:11:55,794 INFO L158 Benchmark]: Toolchain (without parser) took 1191.24ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 102.2MB in the end (delta: 14.2MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2024-12-06 01:11:55,794 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:11:55,795 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.19ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 103.7MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:11:55,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.22ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 101.8MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:11:55,796 INFO L158 Benchmark]: Boogie Preprocessor took 23.53ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 100.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:11:55,796 INFO L158 Benchmark]: RCFGBuilder took 382.45ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 75.7MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:11:55,797 INFO L158 Benchmark]: CodeCheck took 503.00ms. Allocated memory is still 142.6MB. Free memory was 75.7MB in the beginning and 102.8MB in the end (delta: -27.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:11:55,797 INFO L158 Benchmark]: Witness Printer took 3.98ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 102.2MB in the end (delta: 665.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:11:55,799 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: 0.4s, 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, 47 NumberOfCodeBlocks, 47 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 someBinaryFLOATComparisonOperation at line 92, overapproximation of someBinaryDOUBLEComparisonOperation at line 46, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 84. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 16; [L23] unsigned char var_1_3 = 10; [L24] unsigned char var_1_4 = 0; [L25] unsigned char var_1_6 = 1; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 0; [L28] double var_1_11 = 9.75; [L29] double var_1_12 = 5.5; [L30] double var_1_13 = 4.1; [L31] float var_1_14 = 9.8; [L32] signed char var_1_15 = 25; [L33] signed char var_1_16 = 2; [L96] isInitial = 1 [L97] FCALL initially() [L99] FCALL updateLastVariables() [L100] CALL updateVariables() [L69] var_1_3 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_4=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_4=0, var_1_6=1, var_1_9=0] [L71] CALL assume_abort_if_not(var_1_3 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_3 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=1, var_1_9=0] [L72] var_1_6 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_9=0] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_9=0] [L74] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L75] var_1_9 = __VERIFIER_nondet_uchar() [L76] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0] [L77] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L78] var_1_10 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L80] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=39/4, var_1_12=11/2, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L81] var_1_12 = __VERIFIER_nondet_double() [L82] 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, var_1_10=1, var_1_11=39/4, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L20] COND FALSE !(!cond) [L82] 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, var_1_10=1, var_1_11=39/4, var_1_13=41/10, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L83] var_1_13 = __VERIFIER_nondet_double() [L84] 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, var_1_10=1, var_1_11=39/4, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L20] COND FALSE !(!cond) [L84] 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, var_1_10=1, var_1_11=39/4, var_1_14=49/5, var_1_15=25, var_1_16=2, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L85] var_1_16 = __VERIFIER_nondet_char() [L86] CALL assume_abort_if_not(var_1_16 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=39/4, var_1_14=49/5, var_1_15=25, var_1_16=-4, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_16 >= -127) VAL [isInitial=1, var_1_10=1, var_1_11=39/4, var_1_14=49/5, var_1_15=25, var_1_16=-4, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L87] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=39/4, var_1_14=49/5, var_1_15=25, var_1_16=-4, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, var_1_10=1, var_1_11=39/4, var_1_14=49/5, var_1_15=25, var_1_16=-4, var_1_1=16, var_1_3=1, var_1_4=0, var_1_6=0, var_1_9=0] [L100] RET updateVariables() [L101] CALL step() [L37] var_1_14 = var_1_12 [L38] var_1_15 = var_1_16 [L39] signed long int stepLocal_0 = -4; [L40] COND TRUE stepLocal_0 >= var_1_15 [L41] var_1_1 = ((((var_1_3) < (((((1) < 0 ) ? -(1) : (1))))) ? (var_1_3) : (((((1) < 0 ) ? -(1) : (1)))))) [L43] unsigned char stepLocal_2 = var_1_3; [L44] COND FALSE !(\read(var_1_9)) [L53] signed long int stepLocal_1 = (((10) > (var_1_1)) ? (10) : (var_1_1)); [L54] COND FALSE !((8 * var_1_1) == stepLocal_1) [L65] var_1_4 = var_1_10 [L101] RET step() [L102] CALL, EXPR property() [L92-L93] return (((((-4 >= var_1_15) ? (var_1_1 == ((unsigned char) ((((var_1_3) < (((((1) < 0 ) ? -(1) : (1))))) ? (var_1_3) : (((((1) < 0 ) ? -(1) : (1)))))))) : 1) && (((8 * var_1_1) == ((((10) > (var_1_1)) ? (10) : (var_1_1)))) ? (var_1_6 ? (var_1_4 == ((unsigned char) ((var_1_11 < var_1_14) && var_1_9))) : ((var_1_14 >= ((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))) ? (var_1_4 == ((unsigned char) (! var_1_9))) : (var_1_4 == ((unsigned char) 0)))) : (var_1_4 == ((unsigned char) var_1_10)))) && (var_1_9 ? ((var_1_3 > var_1_15) ? (var_1_11 == ((double) ((((((((var_1_12) > (16.5)) ? (var_1_12) : (16.5)))) > (var_1_13)) ? (((((var_1_12) > (16.5)) ? (var_1_12) : (16.5)))) : (var_1_13))))) : (var_1_10 ? (var_1_11 == ((double) var_1_12)) : 1)) : 1)) && (var_1_14 == ((float) var_1_12))) && (var_1_15 == ((signed char) var_1_16)) ; [L102] RET, EXPR property() [L102] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=39/4, var_1_12=2, var_1_13=0, var_1_14=2, var_1_15=-4, var_1_16=-4, var_1_1=1, var_1_3=1, var_1_4=1, var_1_6=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=39/4, var_1_12=2, var_1_13=0, var_1_14=2, var_1_15=-4, var_1_16=-4, var_1_1=1, var_1_3=1, var_1_4=1, var_1_6=0, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.19ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 103.7MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.22ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 101.8MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.53ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 100.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 382.45ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 75.7MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 503.00ms. Allocated memory is still 142.6MB. Free memory was 75.7MB in the beginning and 102.8MB in the end (delta: -27.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.98ms. Allocated memory is still 142.6MB. Free memory was 102.8MB in the beginning and 102.2MB in the end (delta: 665.5kB). 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 01:11:55,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/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_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/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_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-54.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/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_226c8c61-e9ad-4c7b-8913-6252f4b77912/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 7a11b3624bc46a1698bc0cb8c5ee61548aa58b2f6d132653a0fb43a027a2dfb3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:11:57,726 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:11:57,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:11:57,821 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:11:57,822 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:11:57,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:11:57,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:11:57,822 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:11:57,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:11:57,823 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:11:57,823 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:11:57,823 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:11:57,823 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:11:57,823 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:11:57,823 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:11:57,823 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:11:57,823 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:11:57,823 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:11:57,823 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:11:57,823 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:11:57,823 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:11:57,824 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:11:57,824 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:11:57,824 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:11:57,824 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:11:57,824 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:11:57,824 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:57,824 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:11:57,824 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:11:57,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:11:57,824 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:11:57,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:11:57,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:11:57,825 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:11:57,825 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:11:57,825 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:11:57,825 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_226c8c61-e9ad-4c7b-8913-6252f4b77912/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 -> 7a11b3624bc46a1698bc0cb8c5ee61548aa58b2f6d132653a0fb43a027a2dfb3 [2024-12-06 01:11:58,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:11:58,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:11:58,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:11:58,066 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:11:58,067 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:11:58,068 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-54.i [2024-12-06 01:12:00,833 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/data/5ca08237d/411e2bdb79f44482b2811762ad1c03e1/FLAG5c5334f97 [2024-12-06 01:12:01,006 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:12:01,006 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-54.i [2024-12-06 01:12:01,012 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/data/5ca08237d/411e2bdb79f44482b2811762ad1c03e1/FLAG5c5334f97 [2024-12-06 01:12:01,373 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/data/5ca08237d/411e2bdb79f44482b2811762ad1c03e1 [2024-12-06 01:12:01,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:12:01,376 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:12:01,377 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:12:01,377 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:12:01,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:12:01,380 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:12:01" (1/1) ... [2024-12-06 01:12:01,381 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ba48b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:12:01, skipping insertion in model container [2024-12-06 01:12:01,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:12:01" (1/1) ... [2024-12-06 01:12:01,391 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:12:01,490 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_226c8c61-e9ad-4c7b-8913-6252f4b77912/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-54.i[917,930] [2024-12-06 01:12:01,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:12:01,535 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:12:01,545 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_226c8c61-e9ad-4c7b-8913-6252f4b77912/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-54.i[917,930] [2024-12-06 01:12:01,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:12:01,575 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:12:01,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:12:01 WrapperNode [2024-12-06 01:12:01,575 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:12:01,576 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:12:01,576 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:12:01,576 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:12:01,581 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:12:01" (1/1) ... [2024-12-06 01:12:01,589 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:12:01" (1/1) ... [2024-12-06 01:12:01,609 INFO L138 Inliner]: procedures = 27, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 97 [2024-12-06 01:12:01,609 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:12:01,610 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:12:01,610 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:12:01,610 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:12:01,617 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:12:01" (1/1) ... [2024-12-06 01:12:01,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:12:01" (1/1) ... [2024-12-06 01:12:01,620 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:12:01" (1/1) ... [2024-12-06 01:12:01,620 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:12:01" (1/1) ... [2024-12-06 01:12:01,628 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:12:01" (1/1) ... [2024-12-06 01:12:01,629 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:12:01" (1/1) ... [2024-12-06 01:12:01,632 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:12:01" (1/1) ... [2024-12-06 01:12:01,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:12:01" (1/1) ... [2024-12-06 01:12:01,635 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:12:01" (1/1) ... [2024-12-06 01:12:01,638 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:12:01,638 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:12:01,639 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:12:01,639 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:12:01,640 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:12:01" (1/1) ... [2024-12-06 01:12:01,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:12:01,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:12:01,669 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:12:01,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:12:01,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:12:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:12:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:12:01,695 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:12:01,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:12:01,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:12:01,761 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:12:01,763 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:12:02,668 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-06 01:12:02,668 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:12:02,765 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:12:02,765 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:12:02,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:12:02 BoogieIcfgContainer [2024-12-06 01:12:02,766 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:12:02,766 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:12:02,767 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:12:02,776 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:12:02,776 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:12:02" (1/1) ... [2024-12-06 01:12:02,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:12:02,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:12:02,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-12-06 01:12:02,830 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-12-06 01:12:02,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 01:12:02,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:12:02,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:12:02,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:12:02,837 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:12:02,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_226c8c61-e9ad-4c7b-8913-6252f4b77912/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:12:03,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:03,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:12:03,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:03,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-06 01:12:03,629 INFO L279 TraceCheckSpWp]: Computing forward predicates...