./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_4.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_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/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_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/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_a44380f9-e3ad-45ec-81fb-ef8164ecd078/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 0c5600740103c77f2bf443c7f5a57c196b00730939a706a857dd583d49faca41 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:27:03,240 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:27:03,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:27:03,303 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:27:03,303 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:27:03,322 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:27:03,323 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:27:03,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:27:03,324 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:27:03,324 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:27:03,324 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:27:03,324 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:27:03,324 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:27:03,324 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:27:03,324 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:27:03,324 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:27:03,324 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:27:03,325 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:27:03,325 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:27:03,325 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:27:03,325 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:27:03,325 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:27:03,325 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:27:03,325 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:27:03,325 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:27:03,325 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:27:03,325 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:27:03,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:27:03,326 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:27:03,326 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:27:03,326 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:27:03,326 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:27:03,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:27:03,326 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_a44380f9-e3ad-45ec-81fb-ef8164ecd078/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 -> 0c5600740103c77f2bf443c7f5a57c196b00730939a706a857dd583d49faca41 [2024-12-06 00:27:03,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:27:03,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:27:03,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:27:03,579 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:27:03,580 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:27:03,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_3_4.i [2024-12-06 00:27:06,212 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/data/01640f3bf/aace43216fe1414ab21ba66f94bd927d/FLAG0b09fb85f [2024-12-06 00:27:06,428 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:27:06,428 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/sv-benchmarks/c/floats-cdfpl/newton_3_4.i [2024-12-06 00:27:06,439 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/data/01640f3bf/aace43216fe1414ab21ba66f94bd927d/FLAG0b09fb85f [2024-12-06 00:27:06,450 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/data/01640f3bf/aace43216fe1414ab21ba66f94bd927d [2024-12-06 00:27:06,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:27:06,452 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:27:06,453 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:27:06,453 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:27:06,456 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:27:06,457 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:27:06" (1/1) ... [2024-12-06 00:27:06,458 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77706e81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:06, skipping insertion in model container [2024-12-06 00:27:06,458 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:27:06" (1/1) ... [2024-12-06 00:27:06,472 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:27:06,615 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_a44380f9-e3ad-45ec-81fb-ef8164ecd078/sv-benchmarks/c/floats-cdfpl/newton_3_4.i[1764,1777] [2024-12-06 00:27:06,618 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:27:06,628 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:27:06,643 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_a44380f9-e3ad-45ec-81fb-ef8164ecd078/sv-benchmarks/c/floats-cdfpl/newton_3_4.i[1764,1777] [2024-12-06 00:27:06,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:27:06,657 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:27:06,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:06 WrapperNode [2024-12-06 00:27:06,657 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:27:06,658 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:27:06,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:27:06,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:27:06,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:06" (1/1) ... [2024-12-06 00:27:06,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:06" (1/1) ... [2024-12-06 00:27:06,685 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-12-06 00:27:06,685 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:27:06,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:27:06,686 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:27:06,686 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:27:06,692 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:06" (1/1) ... [2024-12-06 00:27:06,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:06" (1/1) ... [2024-12-06 00:27:06,693 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:06" (1/1) ... [2024-12-06 00:27:06,693 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:06" (1/1) ... [2024-12-06 00:27:06,697 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:06" (1/1) ... [2024-12-06 00:27:06,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:06" (1/1) ... [2024-12-06 00:27:06,699 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:06" (1/1) ... [2024-12-06 00:27:06,700 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:06" (1/1) ... [2024-12-06 00:27:06,701 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:06" (1/1) ... [2024-12-06 00:27:06,702 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:27:06,702 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:27:06,702 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:27:06,703 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:27:06,703 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:06" (1/1) ... [2024-12-06 00:27:06,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:27:06,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:27:06,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:27:06,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:27:06,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:27:06,757 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-06 00:27:06,757 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-06 00:27:06,757 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-06 00:27:06,758 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-06 00:27:06,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:27:06,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:27:06,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:27:06,809 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:27:06,811 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:27:06,897 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-06 00:27:06,897 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:27:06,930 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:27:06,931 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 00:27:06,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:27:06 BoogieIcfgContainer [2024-12-06 00:27:06,931 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:27:06,931 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:27:06,931 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:27:06,939 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:27:06,940 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:27:06" (1/1) ... [2024-12-06 00:27:06,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:27:06,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:27:06,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-12-06 00:27:06,987 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-12-06 00:27:06,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 00:27:06,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:27:06,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:27:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:27:07,055 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:27:07,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:27:07,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:27:07,120 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:27:07,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:27:07,152 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 00:27:07,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:27:07 ImpRootNode [2024-12-06 00:27:07,173 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:27:07,174 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:27:07,174 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:27:07,175 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:27:07,175 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:27:06" (3/4) ... [2024-12-06 00:27:07,178 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 00:27:07,179 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:27:07,180 INFO L158 Benchmark]: Toolchain (without parser) took 727.05ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 79.3MB in the end (delta: 38.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 00:27:07,180 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:27:07,181 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.41ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 106.5MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:27:07,181 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.75ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:27:07,181 INFO L158 Benchmark]: Boogie Preprocessor took 16.37ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.6MB in the end (delta: 848.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:27:07,182 INFO L158 Benchmark]: RCFGBuilder took 228.61ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 92.2MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:27:07,182 INFO L158 Benchmark]: CodeCheck took 242.15ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 79.3MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:27:07,182 INFO L158 Benchmark]: Witness Printer took 4.75ms. Allocated memory is still 142.6MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:27:07,185 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, 19 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, 24 NumberOfCodeBlocks, 24 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 46, overapproximation of someBinaryArithmeticFLOAToperation at line 34, overapproximation of someBinaryArithmeticFLOAToperation at line 29, overapproximation of someBinaryArithmeticFLOAToperation at line 42, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -0.8f && IN < 0.8f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -0.8f && IN < 0.8f) [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) [L46] CALL, EXPR f(x) VAL [\old(x)=4] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L46] RET, EXPR f(x) VAL [IN=2, x=4] [L46] CALL, EXPR fp(x) VAL [\old(x)=4] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L46] RET, EXPR fp(x) VAL [IN=2, x=4] [L46] 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 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.41ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 106.5MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.75ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.37ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.6MB in the end (delta: 848.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 228.61ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 92.2MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 242.15ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 79.3MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.75ms. Allocated memory is still 142.6MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 00:27:07,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/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_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/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_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/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_a44380f9-e3ad-45ec-81fb-ef8164ecd078/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 0c5600740103c77f2bf443c7f5a57c196b00730939a706a857dd583d49faca41 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:27:09,163 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:27:09,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 00:27:09,268 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:27:09,269 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:27:09,269 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:27:09,269 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:27:09,270 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:27:09,270 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:27:09,270 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:27:09,270 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:27:09,270 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:27:09,270 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:27:09,270 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:27:09,270 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:27:09,270 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:27:09,271 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:27:09,271 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:27:09,271 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:27:09,271 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:27:09,271 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:27:09,271 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:27:09,271 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:27:09,271 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:27:09,271 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:27:09,271 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:27:09,271 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:27:09,272 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:27:09,272 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:27:09,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:27:09,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:27:09,272 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:27:09,272 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:27:09,272 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:27:09,272 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:27:09,272 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:27:09,272 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_a44380f9-e3ad-45ec-81fb-ef8164ecd078/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 -> 0c5600740103c77f2bf443c7f5a57c196b00730939a706a857dd583d49faca41 [2024-12-06 00:27:09,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:27:09,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:27:09,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:27:09,503 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:27:09,504 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:27:09,505 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_3_4.i [2024-12-06 00:27:12,260 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/data/ae1fd35a2/ea7a3fd840af478eaa3975e48b31a38b/FLAGbc2700b72 [2024-12-06 00:27:12,428 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:27:12,429 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/sv-benchmarks/c/floats-cdfpl/newton_3_4.i [2024-12-06 00:27:12,436 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/data/ae1fd35a2/ea7a3fd840af478eaa3975e48b31a38b/FLAGbc2700b72 [2024-12-06 00:27:12,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/data/ae1fd35a2/ea7a3fd840af478eaa3975e48b31a38b [2024-12-06 00:27:12,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:27:12,809 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:27:12,810 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:27:12,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:27:12,813 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:27:12,814 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:27:12" (1/1) ... [2024-12-06 00:27:12,814 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2af31e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:12, skipping insertion in model container [2024-12-06 00:27:12,814 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:27:12" (1/1) ... [2024-12-06 00:27:12,823 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:27:12,937 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_a44380f9-e3ad-45ec-81fb-ef8164ecd078/sv-benchmarks/c/floats-cdfpl/newton_3_4.i[1764,1777] [2024-12-06 00:27:12,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:27:12,949 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:27:12,962 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_a44380f9-e3ad-45ec-81fb-ef8164ecd078/sv-benchmarks/c/floats-cdfpl/newton_3_4.i[1764,1777] [2024-12-06 00:27:12,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:27:12,974 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:27:12,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:12 WrapperNode [2024-12-06 00:27:12,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:27:12,975 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:27:12,975 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:27:12,975 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:27:12,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:12" (1/1) ... [2024-12-06 00:27:12,986 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:12" (1/1) ... [2024-12-06 00:27:12,997 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-12-06 00:27:12,997 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:27:12,997 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:27:12,997 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:27:12,998 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:27:13,002 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:12" (1/1) ... [2024-12-06 00:27:13,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:12" (1/1) ... [2024-12-06 00:27:13,005 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:12" (1/1) ... [2024-12-06 00:27:13,005 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:12" (1/1) ... [2024-12-06 00:27:13,010 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:12" (1/1) ... [2024-12-06 00:27:13,010 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:12" (1/1) ... [2024-12-06 00:27:13,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:12" (1/1) ... [2024-12-06 00:27:13,014 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:12" (1/1) ... [2024-12-06 00:27:13,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:12" (1/1) ... [2024-12-06 00:27:13,016 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:27:13,016 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:27:13,016 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:27:13,016 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:27:13,017 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:27:12" (1/1) ... [2024-12-06 00:27:13,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:27:13,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:27:13,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:27:13,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:27:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:27:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-06 00:27:13,065 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-06 00:27:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:27:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-06 00:27:13,065 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-06 00:27:13,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:27:13,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:27:13,116 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:27:13,117 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:27:37,754 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-12-06 00:27:37,754 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:27:37,807 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:27:37,807 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 00:27:37,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:27:37 BoogieIcfgContainer [2024-12-06 00:27:37,808 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:27:37,809 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:27:37,809 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:27:37,816 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:27:37,816 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:27:37" (1/1) ... [2024-12-06 00:27:37,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:27:37,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:27:37,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-12-06 00:27:37,864 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-12-06 00:27:37,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 00:27:37,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:27:37,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:27:37,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:27:37,870 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:27:37,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a44380f9-e3ad-45ec-81fb-ef8164ecd078/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process