./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-nonlinear/dart-dart.c --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_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/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_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/dart-dart.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/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_4be66cae-7186-4e67-acf6-b0971255f789/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 7a910f33f623c080842e71a75aaedb44b3877931b003e31ad72fc862ee905768 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:18:09,137 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:18:09,201 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:18:09,206 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:18:09,206 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:18:09,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:18:09,227 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:18:09,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:18:09,228 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:18:09,228 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:18:09,228 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:18:09,228 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:18:09,228 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:18:09,228 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:18:09,228 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:18:09,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:18:09,229 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:18:09,229 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:18:09,229 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:18:09,229 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:18:09,229 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:18:09,229 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:18:09,229 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:18:09,229 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:18:09,229 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:18:09,229 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:18:09,230 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:18:09,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:18:09,230 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:18:09,230 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:18:09,230 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:18:09,230 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:18:09,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:18:09,230 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_4be66cae-7186-4e67-acf6-b0971255f789/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 -> 7a910f33f623c080842e71a75aaedb44b3877931b003e31ad72fc862ee905768 [2024-12-06 05:18:09,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:18:09,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:18:09,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:18:09,488 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:18:09,488 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:18:09,489 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-nonlinear/dart-dart.c [2024-12-06 05:18:12,169 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/data/41c37aa6a/eebd7e76a12543e69680782cf262685b/FLAG6f7d04aaf [2024-12-06 05:18:12,367 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:18:12,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/sv-benchmarks/c/floats-nonlinear/dart-dart.c [2024-12-06 05:18:12,377 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/data/41c37aa6a/eebd7e76a12543e69680782cf262685b/FLAG6f7d04aaf [2024-12-06 05:18:12,735 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/data/41c37aa6a/eebd7e76a12543e69680782cf262685b [2024-12-06 05:18:12,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:18:12,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:18:12,740 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:18:12,740 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:18:12,743 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:18:12,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:18:12" (1/1) ... [2024-12-06 05:18:12,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6be03996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:12, skipping insertion in model container [2024-12-06 05:18:12,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:18:12" (1/1) ... [2024-12-06 05:18:12,756 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:18:12,862 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_4be66cae-7186-4e67-acf6-b0971255f789/sv-benchmarks/c/floats-nonlinear/dart-dart.c[608,621] [2024-12-06 05:18:12,871 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:18:12,880 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:18:12,888 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_4be66cae-7186-4e67-acf6-b0971255f789/sv-benchmarks/c/floats-nonlinear/dart-dart.c[608,621] [2024-12-06 05:18:12,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:18:12,902 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:18:12,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:12 WrapperNode [2024-12-06 05:18:12,903 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:18:12,904 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:18:12,904 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:18:12,904 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:18:12,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:12" (1/1) ... [2024-12-06 05:18:12,915 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:12" (1/1) ... [2024-12-06 05:18:12,927 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 24 [2024-12-06 05:18:12,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:18:12,928 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:18:12,928 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:18:12,929 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:18:12,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:12" (1/1) ... [2024-12-06 05:18:12,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:12" (1/1) ... [2024-12-06 05:18:12,935 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:12" (1/1) ... [2024-12-06 05:18:12,935 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:12" (1/1) ... [2024-12-06 05:18:12,938 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:12" (1/1) ... [2024-12-06 05:18:12,939 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:12" (1/1) ... [2024-12-06 05:18:12,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:12" (1/1) ... [2024-12-06 05:18:12,941 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:12" (1/1) ... [2024-12-06 05:18:12,941 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:12" (1/1) ... [2024-12-06 05:18:12,942 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:18:12,943 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:18:12,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:18:12,943 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:18:12,945 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:12" (1/1) ... [2024-12-06 05:18:12,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:18:12,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:18:12,973 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:18:12,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:18:12,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:18:13,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:18:13,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:18:13,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:18:13,046 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:18:13,048 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:18:13,119 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-12-06 05:18:13,119 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:18:13,141 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:18:13,141 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:18:13,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:18:13 BoogieIcfgContainer [2024-12-06 05:18:13,142 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:18:13,142 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:18:13,142 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:18:13,151 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:18:13,151 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:18:13" (1/1) ... [2024-12-06 05:18:13,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:18:13,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:13,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 05:18:13,199 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 05:18:13,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:18:13,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:13,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:18:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:18:13,272 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:18:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:18:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:18:13,313 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:18:13,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:18:13,328 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 05:18:13,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:18:13 ImpRootNode [2024-12-06 05:18:13,345 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:18:13,346 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:18:13,346 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:18:13,346 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:18:13,347 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:18:13" (3/4) ... [2024-12-06 05:18:13,349 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:18:13,350 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:18:13,351 INFO L158 Benchmark]: Toolchain (without parser) took 612.87ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 84.7MB in the end (delta: 32.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 05:18:13,351 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:18:13,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 163.79ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 106.6MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:18:13,352 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.20ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 105.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:18:13,353 INFO L158 Benchmark]: Boogie Preprocessor took 14.25ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.7MB in the end (delta: 819.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:18:13,353 INFO L158 Benchmark]: RCFGBuilder took 198.58ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 95.0MB in the end (delta: 9.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:18:13,353 INFO L158 Benchmark]: CodeCheck took 202.90ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 85.0MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:18:13,354 INFO L158 Benchmark]: Witness Printer took 4.37ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 84.7MB in the end (delta: 266.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:18:13,356 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: 18]: 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 someBinaryArithmeticDOUBLEoperation at line 28, overapproximation of someBinaryDOUBLEComparisonOperation at line 29. Possible FailurePath: [L26] double x, y; [L27] x = __VERIFIER_nondet_double() [L28] y = x * x * x [L29] CALL __VERIFIER_assert((x >= 0.0 && y >= 0.0) || (x <= 0.0 && y <= 0.0)) [L16] COND TRUE !(cond) [L18] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 163.79ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 106.6MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.20ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 105.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.25ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.7MB in the end (delta: 819.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 198.58ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 95.0MB in the end (delta: 9.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 202.90ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 85.0MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.37ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 84.7MB in the end (delta: 266.4kB). 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 05:18:13,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/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_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/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_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/dart-dart.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/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_4be66cae-7186-4e67-acf6-b0971255f789/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 7a910f33f623c080842e71a75aaedb44b3877931b003e31ad72fc862ee905768 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:18:15,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:18:15,451 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:18:15,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:18:15,478 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:18:15,479 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:18:15,479 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:18:15,479 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:18:15,479 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:18:15,479 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:18:15,479 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:18:15,480 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:18:15,480 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:18:15,480 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:18:15,480 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:18:15,480 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:18:15,480 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:18:15,480 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:18:15,480 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:18:15,480 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:18:15,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:18:15,480 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:18:15,481 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:18:15,481 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:18:15,481 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:18:15,481 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:18:15,481 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:18:15,481 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:18:15,481 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:18:15,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:18:15,481 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:18:15,481 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:18:15,481 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:18:15,482 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:18:15,482 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:18:15,482 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:18:15,482 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_4be66cae-7186-4e67-acf6-b0971255f789/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 -> 7a910f33f623c080842e71a75aaedb44b3877931b003e31ad72fc862ee905768 [2024-12-06 05:18:15,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:18:15,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:18:15,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:18:15,748 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:18:15,749 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:18:15,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-nonlinear/dart-dart.c [2024-12-06 05:18:18,372 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/data/27f0aa039/cdea9a4fd3d447fbb9744be277e7e756/FLAG75094c8d8 [2024-12-06 05:18:18,593 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:18:18,594 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/sv-benchmarks/c/floats-nonlinear/dart-dart.c [2024-12-06 05:18:18,608 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/data/27f0aa039/cdea9a4fd3d447fbb9744be277e7e756/FLAG75094c8d8 [2024-12-06 05:18:18,964 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/data/27f0aa039/cdea9a4fd3d447fbb9744be277e7e756 [2024-12-06 05:18:18,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:18:18,967 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:18:18,968 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:18:18,968 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:18:18,972 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:18:18,973 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:18:18" (1/1) ... [2024-12-06 05:18:18,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e6b0607 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:18, skipping insertion in model container [2024-12-06 05:18:18,973 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:18:18" (1/1) ... [2024-12-06 05:18:18,983 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:18:19,096 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_4be66cae-7186-4e67-acf6-b0971255f789/sv-benchmarks/c/floats-nonlinear/dart-dart.c[608,621] [2024-12-06 05:18:19,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:18:19,119 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:18:19,130 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_4be66cae-7186-4e67-acf6-b0971255f789/sv-benchmarks/c/floats-nonlinear/dart-dart.c[608,621] [2024-12-06 05:18:19,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:18:19,146 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:18:19,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:19 WrapperNode [2024-12-06 05:18:19,147 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:18:19,148 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:18:19,148 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:18:19,148 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:18:19,153 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:19" (1/1) ... [2024-12-06 05:18:19,159 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:19" (1/1) ... [2024-12-06 05:18:19,171 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 25 [2024-12-06 05:18:19,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:18:19,172 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:18:19,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:18:19,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:18:19,177 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:19" (1/1) ... [2024-12-06 05:18:19,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:19" (1/1) ... [2024-12-06 05:18:19,179 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:19" (1/1) ... [2024-12-06 05:18:19,180 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:19" (1/1) ... [2024-12-06 05:18:19,185 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:19" (1/1) ... [2024-12-06 05:18:19,186 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:19" (1/1) ... [2024-12-06 05:18:19,187 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:19" (1/1) ... [2024-12-06 05:18:19,188 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:19" (1/1) ... [2024-12-06 05:18:19,189 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:19" (1/1) ... [2024-12-06 05:18:19,191 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:18:19,191 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:18:19,192 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:18:19,192 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:18:19,193 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:18:19" (1/1) ... [2024-12-06 05:18:19,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:18:19,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:18:19,219 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:18:19,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:18:19,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:18:19,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:18:19,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:18:19,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:18:19,296 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:18:19,298 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:18:19,738 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 05:18:19,739 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:18:19,773 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:18:19,774 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:18:19,774 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:18:19 BoogieIcfgContainer [2024-12-06 05:18:19,774 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:18:19,775 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:18:19,775 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:18:19,786 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:18:19,786 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:18:19" (1/1) ... [2024-12-06 05:18:19,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:18:19,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:18:19,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 05:18:19,836 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 05:18:19,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:18:19,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:18:19,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:18:19,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:18:19,840 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:18:19,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4be66cae-7186-4e67-acf6-b0971255f789/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:18:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:18:20,322 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:18:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat