./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_7.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_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/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_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/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_95c20581-047c-408b-b838-b0a586d4e4d1/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 86e7ac4fa6c1af11f4f8f15ec1d9635b8ca5555a095fe265c81ca6855d1c33c8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:02:11,426 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:02:11,481 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:02:11,485 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:02:11,486 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:02:11,505 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:02:11,506 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:02:11,506 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:02:11,506 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:02:11,507 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:02:11,507 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:02:11,507 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:02:11,507 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:02:11,507 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:02:11,507 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:02:11,508 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:02:11,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:02:11,508 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:02:11,508 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:02:11,508 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:02:11,508 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:02:11,508 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:02:11,508 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:02:11,508 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:02:11,508 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:02:11,508 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:02:11,509 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:02:11,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:02:11,509 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:02:11,509 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:02:11,509 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:02:11,509 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:02:11,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:02:11,509 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_95c20581-047c-408b-b838-b0a586d4e4d1/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 -> 86e7ac4fa6c1af11f4f8f15ec1d9635b8ca5555a095fe265c81ca6855d1c33c8 [2024-12-06 04:02:11,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:02:11,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:02:11,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:02:11,750 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:02:11,750 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:02:11,751 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_1_7.i [2024-12-06 04:02:14,428 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/data/0c11b5826/15ae90e0f83140ebbe85615765b20811/FLAG82ded0518 [2024-12-06 04:02:14,616 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:02:14,617 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/sv-benchmarks/c/floats-cdfpl/newton_1_7.i [2024-12-06 04:02:14,623 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/data/0c11b5826/15ae90e0f83140ebbe85615765b20811/FLAG82ded0518 [2024-12-06 04:02:14,987 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/data/0c11b5826/15ae90e0f83140ebbe85615765b20811 [2024-12-06 04:02:14,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:02:14,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:02:14,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:02:14,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:02:14,994 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:02:14,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:02:14" (1/1) ... [2024-12-06 04:02:14,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1015d51e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:14, skipping insertion in model container [2024-12-06 04:02:14,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:02:14" (1/1) ... [2024-12-06 04:02:15,005 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:02:15,114 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_95c20581-047c-408b-b838-b0a586d4e4d1/sv-benchmarks/c/floats-cdfpl/newton_1_7.i[1722,1735] [2024-12-06 04:02:15,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:02:15,126 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:02:15,141 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_95c20581-047c-408b-b838-b0a586d4e4d1/sv-benchmarks/c/floats-cdfpl/newton_1_7.i[1722,1735] [2024-12-06 04:02:15,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:02:15,156 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:02:15,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:15 WrapperNode [2024-12-06 04:02:15,156 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:02:15,157 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:02:15,157 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:02:15,158 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:02:15,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:15" (1/1) ... [2024-12-06 04:02:15,169 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:15" (1/1) ... [2024-12-06 04:02:15,183 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 30 [2024-12-06 04:02:15,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:02:15,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:02:15,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:02:15,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:02:15,191 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:15" (1/1) ... [2024-12-06 04:02:15,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:15" (1/1) ... [2024-12-06 04:02:15,192 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:15" (1/1) ... [2024-12-06 04:02:15,193 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:15" (1/1) ... [2024-12-06 04:02:15,196 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:15" (1/1) ... [2024-12-06 04:02:15,197 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:15" (1/1) ... [2024-12-06 04:02:15,199 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:15" (1/1) ... [2024-12-06 04:02:15,199 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:15" (1/1) ... [2024-12-06 04:02:15,200 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:15" (1/1) ... [2024-12-06 04:02:15,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:02:15,202 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:02:15,202 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:02:15,202 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:02:15,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:15" (1/1) ... [2024-12-06 04:02:15,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:02:15,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:02:15,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:02:15,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:02:15,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:02:15,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:02:15,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:02:15,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:02:15,306 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:02:15,308 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:02:15,391 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-12-06 04:02:15,394 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:02:15,429 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:02:15,430 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:02:15,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:02:15 BoogieIcfgContainer [2024-12-06 04:02:15,430 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:02:15,431 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:02:15,431 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:02:15,440 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:02:15,440 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:02:15" (1/1) ... [2024-12-06 04:02:15,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:02:15,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:15,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 04:02:15,494 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 04:02:15,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:02:15,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:15,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:02:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:02:15,566 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:02:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:02:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:02:15,600 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:02:15,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:02:15,616 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 04:02:15,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:02:15 ImpRootNode [2024-12-06 04:02:15,630 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:02:15,630 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:02:15,630 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:02:15,631 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:02:15,631 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:02:15" (3/4) ... [2024-12-06 04:02:15,634 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:02:15,634 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:02:15,635 INFO L158 Benchmark]: Toolchain (without parser) took 645.10ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 83.6MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 04:02:15,635 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:02:15,636 INFO L158 Benchmark]: CACSL2BoogieTranslator took 166.03ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 106.9MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:02:15,636 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.85ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 105.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:02:15,637 INFO L158 Benchmark]: Boogie Preprocessor took 17.59ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 105.0MB in the end (delta: 764.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:02:15,637 INFO L158 Benchmark]: RCFGBuilder took 228.12ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 93.9MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:02:15,638 INFO L158 Benchmark]: CodeCheck took 199.23ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 83.9MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:02:15,638 INFO L158 Benchmark]: Witness Printer took 4.00ms. Allocated memory is still 142.6MB. Free memory was 83.9MB in the beginning and 83.6MB in the end (delta: 250.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:02:15,641 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 1 procedures, 6 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, 3 NumberOfCodeBlocks, 3 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 29. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -1.4f && IN < 1.4f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -1.4f && IN < 1.4f) [L42] CALL, EXPR f(IN) [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) [L42] CALL, EXPR fp(IN) [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) [L42] float x = IN - f(IN)/fp(IN); [L50] COND TRUE !(x < 0.1) [L51] reach_error() * 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 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 166.03ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 106.9MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.85ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 105.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.59ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 105.0MB in the end (delta: 764.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 228.12ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 93.9MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 199.23ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 83.9MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.00ms. Allocated memory is still 142.6MB. Free memory was 83.9MB in the beginning and 83.6MB in the end (delta: 250.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 04:02:15,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/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_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/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_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/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_95c20581-047c-408b-b838-b0a586d4e4d1/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 86e7ac4fa6c1af11f4f8f15ec1d9635b8ca5555a095fe265c81ca6855d1c33c8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:02:17,560 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:02:17,638 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:02:17,660 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:02:17,661 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:02:17,661 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:02:17,661 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:02:17,661 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:02:17,661 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:02:17,662 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:02:17,662 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:02:17,662 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:02:17,662 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:02:17,662 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:02:17,662 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:02:17,662 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:02:17,662 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:02:17,662 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:02:17,662 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:02:17,663 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:02:17,663 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:02:17,663 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:02:17,663 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:02:17,663 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:02:17,663 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:02:17,663 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:02:17,663 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:17,663 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:02:17,663 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:02:17,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:02:17,664 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:02:17,664 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:02:17,664 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:02:17,664 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:02:17,664 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:17,664 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:02:17,664 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_95c20581-047c-408b-b838-b0a586d4e4d1/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 -> 86e7ac4fa6c1af11f4f8f15ec1d9635b8ca5555a095fe265c81ca6855d1c33c8 [2024-12-06 04:02:17,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:02:17,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:02:17,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:02:17,894 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:02:17,894 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:02:17,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_1_7.i [2024-12-06 04:02:20,571 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/data/f787d8708/f325e2416010450fbba61b830f80b1e5/FLAGbd957f440 [2024-12-06 04:02:20,762 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:02:20,762 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/sv-benchmarks/c/floats-cdfpl/newton_1_7.i [2024-12-06 04:02:20,769 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/data/f787d8708/f325e2416010450fbba61b830f80b1e5/FLAGbd957f440 [2024-12-06 04:02:21,139 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/data/f787d8708/f325e2416010450fbba61b830f80b1e5 [2024-12-06 04:02:21,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:02:21,142 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:02:21,143 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:02:21,143 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:02:21,145 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:02:21,146 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:02:21" (1/1) ... [2024-12-06 04:02:21,147 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2376957b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:21, skipping insertion in model container [2024-12-06 04:02:21,147 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:02:21" (1/1) ... [2024-12-06 04:02:21,156 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:02:21,255 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_95c20581-047c-408b-b838-b0a586d4e4d1/sv-benchmarks/c/floats-cdfpl/newton_1_7.i[1722,1735] [2024-12-06 04:02:21,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:02:21,265 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:02:21,278 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_95c20581-047c-408b-b838-b0a586d4e4d1/sv-benchmarks/c/floats-cdfpl/newton_1_7.i[1722,1735] [2024-12-06 04:02:21,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:02:21,292 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:02:21,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:21 WrapperNode [2024-12-06 04:02:21,293 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:02:21,293 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:02:21,293 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:02:21,293 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:02:21,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:21" (1/1) ... [2024-12-06 04:02:21,305 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:21" (1/1) ... [2024-12-06 04:02:21,317 INFO L138 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 31 [2024-12-06 04:02:21,317 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:02:21,317 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:02:21,318 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:02:21,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:02:21,324 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:21" (1/1) ... [2024-12-06 04:02:21,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:21" (1/1) ... [2024-12-06 04:02:21,326 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:21" (1/1) ... [2024-12-06 04:02:21,326 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:21" (1/1) ... [2024-12-06 04:02:21,331 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:21" (1/1) ... [2024-12-06 04:02:21,332 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:21" (1/1) ... [2024-12-06 04:02:21,333 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:21" (1/1) ... [2024-12-06 04:02:21,334 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:21" (1/1) ... [2024-12-06 04:02:21,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:21" (1/1) ... [2024-12-06 04:02:21,336 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:02:21,336 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:02:21,336 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:02:21,336 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:02:21,337 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:02:21" (1/1) ... [2024-12-06 04:02:21,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:02:21,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:02:21,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:02:21,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:02:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:02:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:02:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:02:21,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:02:21,444 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:02:21,446 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:02:42,886 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-06 04:02:42,886 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:02:42,932 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:02:42,932 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:02:42,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:02:42 BoogieIcfgContainer [2024-12-06 04:02:42,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:02:42,933 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:02:42,933 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:02:42,940 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:02:42,940 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:02:42" (1/1) ... [2024-12-06 04:02:42,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:02:42,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:02:42,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 04:02:42,980 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 04:02:42,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:02:42,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:02:42,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:02:42,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:02:42,984 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:02:42,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95c20581-047c-408b-b838-b0a586d4e4d1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process