./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_2_2.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_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/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_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/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_f331416b-3302-47e3-ad00-5d7771a94a5f/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 ea6a8c5e704811f28f8e849441da11858e0e82f813a23a41c3470eda1c16b043 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:44:52,982 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:44:53,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:44:53,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:44:53,045 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:44:53,064 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:44:53,065 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:44:53,065 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:44:53,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:44:53,066 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:44:53,066 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:44:53,066 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:44:53,066 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:44:53,066 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:44:53,067 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:44:53,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:44:53,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:44:53,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:44:53,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:44:53,067 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:44:53,067 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:44:53,067 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:44:53,067 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:44:53,067 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:44:53,068 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:44:53,068 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:44:53,068 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:44:53,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:44:53,068 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:44:53,068 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:44:53,068 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:44:53,068 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:44:53,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:44:53,069 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_f331416b-3302-47e3-ad00-5d7771a94a5f/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 -> ea6a8c5e704811f28f8e849441da11858e0e82f813a23a41c3470eda1c16b043 [2024-12-05 21:44:53,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:44:53,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:44:53,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:44:53,297 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:44:53,297 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:44:53,298 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_2_2.i [2024-12-05 21:44:56,034 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/data/7600f0016/ad96600dfda445719076581648bb2690/FLAG18debfa18 [2024-12-05 21:44:56,262 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:44:56,263 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/sv-benchmarks/c/floats-cdfpl/newton_2_2.i [2024-12-05 21:44:56,271 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/data/7600f0016/ad96600dfda445719076581648bb2690/FLAG18debfa18 [2024-12-05 21:44:56,285 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/data/7600f0016/ad96600dfda445719076581648bb2690 [2024-12-05 21:44:56,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:44:56,288 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:44:56,290 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:44:56,290 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:44:56,295 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:44:56,295 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:44:56" (1/1) ... [2024-12-05 21:44:56,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522bf2aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:56, skipping insertion in model container [2024-12-05 21:44:56,297 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:44:56" (1/1) ... [2024-12-05 21:44:56,313 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:44:56,490 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_f331416b-3302-47e3-ad00-5d7771a94a5f/sv-benchmarks/c/floats-cdfpl/newton_2_2.i[1743,1756] [2024-12-05 21:44:56,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:44:56,505 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:44:56,522 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_f331416b-3302-47e3-ad00-5d7771a94a5f/sv-benchmarks/c/floats-cdfpl/newton_2_2.i[1743,1756] [2024-12-05 21:44:56,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:44:56,540 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:44:56,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:56 WrapperNode [2024-12-05 21:44:56,541 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:44:56,542 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:44:56,542 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:44:56,542 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:44:56,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:56" (1/1) ... [2024-12-05 21:44:56,558 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:56" (1/1) ... [2024-12-05 21:44:56,575 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 29 [2024-12-05 21:44:56,575 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:44:56,576 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:44:56,576 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:44:56,576 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:44:56,585 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:56" (1/1) ... [2024-12-05 21:44:56,585 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:56" (1/1) ... [2024-12-05 21:44:56,586 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:56" (1/1) ... [2024-12-05 21:44:56,586 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:56" (1/1) ... [2024-12-05 21:44:56,590 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:56" (1/1) ... [2024-12-05 21:44:56,591 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:56" (1/1) ... [2024-12-05 21:44:56,593 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:56" (1/1) ... [2024-12-05 21:44:56,594 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:56" (1/1) ... [2024-12-05 21:44:56,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:56" (1/1) ... [2024-12-05 21:44:56,596 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:44:56,597 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:44:56,597 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:44:56,597 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:44:56,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:44:56" (1/1) ... [2024-12-05 21:44:56,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:44:56,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:44:56,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:44:56,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:44:56,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:44:56,663 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-05 21:44:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-05 21:44:56,663 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-05 21:44:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-05 21:44:56,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:44:56,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:44:56,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:44:56,723 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:44:56,725 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:44:56,827 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-05 21:44:56,828 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:44:56,865 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:44:56,866 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:44:56,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:44:56 BoogieIcfgContainer [2024-12-05 21:44:56,866 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:44:56,867 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:44:56,867 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:44:56,874 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:44:56,875 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:44:56" (1/1) ... [2024-12-05 21:44:56,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:44:56,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:44:56,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-12-05 21:44:56,928 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-12-05 21:44:56,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 21:44:56,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:44:56,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:44:56,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:44:57,000 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:44:57,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:44:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:44:57,060 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:44:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:44:57,089 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 21:44:57,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:44:57 ImpRootNode [2024-12-05 21:44:57,110 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:44:57,110 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:44:57,110 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:44:57,111 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:44:57,111 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:44:56" (3/4) ... [2024-12-05 21:44:57,114 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 21:44:57,115 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:44:57,115 INFO L158 Benchmark]: Toolchain (without parser) took 827.29ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 81.5MB in the end (delta: 37.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-05 21:44:57,116 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:44:57,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.86ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 107.3MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:44:57,117 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.42ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 106.4MB in the end (delta: 951.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:44:57,117 INFO L158 Benchmark]: Boogie Preprocessor took 20.11ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.6MB in the end (delta: 731.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:44:57,118 INFO L158 Benchmark]: RCFGBuilder took 269.23ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 93.7MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:44:57,118 INFO L158 Benchmark]: CodeCheck took 243.10ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 81.7MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:44:57,118 INFO L158 Benchmark]: Witness Printer took 4.26ms. Allocated memory is still 142.6MB. Free memory was 81.7MB in the beginning and 81.5MB in the end (delta: 235.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:44:57,121 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 3 procedures, 16 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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, 17 NumberOfCodeBlocks, 17 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: 51]: 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 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someBinaryArithmeticFLOAToperation at line 42, overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of someBinaryArithmeticFLOAToperation at line 29, overapproximation of someBinaryArithmeticFLOAToperation at line 34. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -0.4f && IN < 0.4f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -0.4f && IN < 0.4f) [L42] CALL, EXPR f(IN) VAL [\old(x)=2] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L42] RET, EXPR f(IN) VAL [IN=2] [L42] CALL, EXPR fp(IN) VAL [\old(x)=2] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L42] RET, EXPR fp(IN) VAL [IN=2] [L42] float x = IN - f(IN)/fp(IN); [L44] CALL, EXPR f(x) VAL [\old(x)=3] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L44] RET, EXPR f(x) VAL [IN=2, x=3] [L44] CALL, EXPR fp(x) VAL [\old(x)=3] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L44] RET, EXPR fp(x) VAL [IN=2, x=3] [L44] x = x - f(x)/fp(x) [L50] COND TRUE !(x < 0.1) VAL [IN=2] [L51] reach_error() VAL [IN=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.86ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 107.3MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.42ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 106.4MB in the end (delta: 951.2kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.11ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.6MB in the end (delta: 731.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 269.23ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 93.7MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 243.10ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 81.7MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.26ms. Allocated memory is still 142.6MB. Free memory was 81.7MB in the beginning and 81.5MB in the end (delta: 235.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 21:44:57,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/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_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/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_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/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_f331416b-3302-47e3-ad00-5d7771a94a5f/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 ea6a8c5e704811f28f8e849441da11858e0e82f813a23a41c3470eda1c16b043 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:44:59,210 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:44:59,296 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:44:59,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:44:59,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:44:59,325 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:44:59,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:44:59,326 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:44:59,326 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:44:59,326 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:44:59,326 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:44:59,326 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:44:59,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:44:59,326 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:44:59,326 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:44:59,326 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:44:59,327 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:44:59,327 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:44:59,327 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:44:59,327 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:44:59,327 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:44:59,327 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:44:59,327 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:44:59,327 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:44:59,327 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:44:59,327 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:44:59,328 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:59,328 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:44:59,328 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:44:59,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:44:59,328 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:44:59,328 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:44:59,328 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:44:59,328 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:44:59,328 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:44:59,328 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:44:59,329 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_f331416b-3302-47e3-ad00-5d7771a94a5f/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 -> ea6a8c5e704811f28f8e849441da11858e0e82f813a23a41c3470eda1c16b043 [2024-12-05 21:44:59,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:44:59,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:44:59,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:44:59,612 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:44:59,613 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:44:59,614 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_2_2.i [2024-12-05 21:45:02,327 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/data/d8f8b6ec4/2401fa3c10f443c599d47cfa88716369/FLAGb5932b957 [2024-12-05 21:45:02,488 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:45:02,489 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/sv-benchmarks/c/floats-cdfpl/newton_2_2.i [2024-12-05 21:45:02,497 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/data/d8f8b6ec4/2401fa3c10f443c599d47cfa88716369/FLAGb5932b957 [2024-12-05 21:45:02,512 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/data/d8f8b6ec4/2401fa3c10f443c599d47cfa88716369 [2024-12-05 21:45:02,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:45:02,516 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:45:02,517 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:45:02,518 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:45:02,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:45:02,523 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:45:02" (1/1) ... [2024-12-05 21:45:02,524 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ae976a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:02, skipping insertion in model container [2024-12-05 21:45:02,524 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:45:02" (1/1) ... [2024-12-05 21:45:02,539 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:45:02,700 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_f331416b-3302-47e3-ad00-5d7771a94a5f/sv-benchmarks/c/floats-cdfpl/newton_2_2.i[1743,1756] [2024-12-05 21:45:02,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:45:02,713 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:45:02,730 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_f331416b-3302-47e3-ad00-5d7771a94a5f/sv-benchmarks/c/floats-cdfpl/newton_2_2.i[1743,1756] [2024-12-05 21:45:02,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:45:02,746 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:45:02,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:02 WrapperNode [2024-12-05 21:45:02,747 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:45:02,747 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:45:02,748 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:45:02,748 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:45:02,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:02" (1/1) ... [2024-12-05 21:45:02,762 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:02" (1/1) ... [2024-12-05 21:45:02,779 INFO L138 Inliner]: procedures = 18, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 30 [2024-12-05 21:45:02,780 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:45:02,780 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:45:02,780 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:45:02,780 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:45:02,786 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:02" (1/1) ... [2024-12-05 21:45:02,786 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:02" (1/1) ... [2024-12-05 21:45:02,790 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:02" (1/1) ... [2024-12-05 21:45:02,790 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:02" (1/1) ... [2024-12-05 21:45:02,797 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:02" (1/1) ... [2024-12-05 21:45:02,798 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:02" (1/1) ... [2024-12-05 21:45:02,800 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:02" (1/1) ... [2024-12-05 21:45:02,801 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:02" (1/1) ... [2024-12-05 21:45:02,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:02" (1/1) ... [2024-12-05 21:45:02,805 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:45:02,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:45:02,806 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:45:02,806 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:45:02,807 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:45:02" (1/1) ... [2024-12-05 21:45:02,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:45:02,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:45:02,836 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:45:02,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:45:02,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:45:02,861 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-05 21:45:02,861 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-05 21:45:02,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:45:02,861 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-05 21:45:02,861 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-05 21:45:02,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:45:02,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:45:02,933 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:45:02,934 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:45:27,653 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-12-05 21:45:27,653 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:45:27,706 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:45:27,706 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:45:27,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:45:27 BoogieIcfgContainer [2024-12-05 21:45:27,707 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:45:27,707 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:45:27,707 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:45:27,715 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:45:27,715 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:45:27" (1/1) ... [2024-12-05 21:45:27,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:45:27,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:45:27,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-12-05 21:45:27,766 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-12-05 21:45:27,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 21:45:27,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:45:27,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:45:27,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:45:27,772 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:45:27,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f331416b-3302-47e3-ad00-5d7771a94a5f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process