./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/sine_8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi --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 deb2961dfdf64db660101843bba8382b9335928497cfb099bb99119271c12cd2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:19,619 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:19,765 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:07:19,778 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:07:19,778 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:07:19,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:19,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:19,831 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:19,832 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:19,838 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:19,839 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:19,840 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:19,840 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:19,842 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:19,843 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:19,843 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:19,844 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:19,844 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:19,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:19,845 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:19,846 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:19,846 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:19,847 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:19,848 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:19,848 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:19,849 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:19,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:19,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:19,850 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:19,851 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:19,852 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:07:19,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:07:19,853 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:19,853 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deb2961dfdf64db660101843bba8382b9335928497cfb099bb99119271c12cd2 [2023-11-24 23:07:20,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:20,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:20,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:20,275 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:20,275 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:20,277 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/floats-cdfpl/sine_8.i [2023-11-24 23:07:23,855 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:24,234 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:24,235 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/sv-benchmarks/c/floats-cdfpl/sine_8.i [2023-11-24 23:07:24,247 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/data/415e4a38c/7dc48709eb03467f91ff7557e6c10ef5/FLAG6bc5bf23b [2023-11-24 23:07:24,275 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/data/415e4a38c/7dc48709eb03467f91ff7557e6c10ef5 [2023-11-24 23:07:24,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:24,289 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:24,295 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:24,295 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:24,302 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:24,303 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:24" (1/1) ... [2023-11-24 23:07:24,306 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc3936f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:24, skipping insertion in model container [2023-11-24 23:07:24,306 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:24" (1/1) ... [2023-11-24 23:07:24,339 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:24,615 WARN L240 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_32b8933e-3db3-4938-938d-b12a8d15b660/sv-benchmarks/c/floats-cdfpl/sine_8.i[1641,1654] [2023-11-24 23:07:24,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:24,631 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:24,650 WARN L240 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_32b8933e-3db3-4938-938d-b12a8d15b660/sv-benchmarks/c/floats-cdfpl/sine_8.i[1641,1654] [2023-11-24 23:07:24,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:24,671 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:24,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:24 WrapperNode [2023-11-24 23:07:24,672 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:24,674 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:24,674 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:24,674 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:24,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:24" (1/1) ... [2023-11-24 23:07:24,694 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:24" (1/1) ... [2023-11-24 23:07:24,717 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21 [2023-11-24 23:07:24,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:24,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:24,719 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:24,719 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:24,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:24" (1/1) ... [2023-11-24 23:07:24,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:24" (1/1) ... [2023-11-24 23:07:24,732 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:24" (1/1) ... [2023-11-24 23:07:24,732 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:24" (1/1) ... [2023-11-24 23:07:24,737 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:24" (1/1) ... [2023-11-24 23:07:24,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:24" (1/1) ... [2023-11-24 23:07:24,741 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:24" (1/1) ... [2023-11-24 23:07:24,743 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:24" (1/1) ... [2023-11-24 23:07:24,745 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:24,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:24,747 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:24,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:24,748 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:24" (1/1) ... [2023-11-24 23:07:24,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:24,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:24,796 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:24,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:24,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:24,941 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:24,944 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:25,073 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:25,127 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:25,128 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:07:25,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:25 BoogieIcfgContainer [2023-11-24 23:07:25,130 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:25,131 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:25,131 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:25,142 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:25,142 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:25" (1/1) ... [2023-11-24 23:07:25,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:07:25,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:25,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-24 23:07:25,229 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-24 23:07:25,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:07:25,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:25,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:07:25,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:07:25,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:07:25,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:07:25,490 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:07:25,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:07:25,532 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 23:07:25,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:07:25 ImpRootNode [2023-11-24 23:07:25,568 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:07:25,569 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:07:25,569 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:07:25,570 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:07:25,570 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:25" (3/4) ... [2023-11-24 23:07:25,573 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:07:25,575 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:07:25,580 INFO L158 Benchmark]: Toolchain (without parser) took 1286.62ms. Allocated memory is still 153.1MB. Free memory was 119.5MB in the beginning and 84.5MB in the end (delta: 34.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-24 23:07:25,581 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 153.1MB. Free memory is still 124.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:25,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.83ms. Allocated memory is still 153.1MB. Free memory was 119.5MB in the beginning and 108.7MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:07:25,585 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.96ms. Allocated memory is still 153.1MB. Free memory was 108.7MB in the beginning and 107.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:25,586 INFO L158 Benchmark]: Boogie Preprocessor took 26.79ms. Allocated memory is still 153.1MB. Free memory was 107.5MB in the beginning and 106.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:07:25,587 INFO L158 Benchmark]: RCFGBuilder took 383.86ms. Allocated memory is still 153.1MB. Free memory was 106.5MB in the beginning and 95.6MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:07:25,589 INFO L158 Benchmark]: CodeCheck took 437.26ms. Allocated memory is still 153.1MB. Free memory was 95.6MB in the beginning and 85.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:07:25,590 INFO L158 Benchmark]: Witness Printer took 5.76ms. Allocated memory is still 153.1MB. Free memory was 85.1MB in the beginning and 84.5MB in the end (delta: 538.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:07:25,603 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: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 - UnprovableResult [Line: 37]: 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 36, overapproximation of someBinaryArithmeticFLOAToperation at line 34. Possible FailurePath: [L29] float IN = __VERIFIER_nondet_float(); [L30] CALL assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) [L24] COND FALSE !(!cond) [L30] RET assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) [L32] float x = IN; [L34] float result = x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [IN=2, x=2] [L36] COND TRUE !(result <= 2.0f && result >= -2.0f) VAL [IN=2, x=2] [L37] reach_error() VAL [IN=2, x=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 153.1MB. Free memory is still 124.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.83ms. Allocated memory is still 153.1MB. Free memory was 119.5MB in the beginning and 108.7MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.96ms. Allocated memory is still 153.1MB. Free memory was 108.7MB in the beginning and 107.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.79ms. Allocated memory is still 153.1MB. Free memory was 107.5MB in the beginning and 106.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 383.86ms. Allocated memory is still 153.1MB. Free memory was 106.5MB in the beginning and 95.6MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 437.26ms. Allocated memory is still 153.1MB. Free memory was 95.6MB in the beginning and 85.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 5.76ms. Allocated memory is still 153.1MB. Free memory was 85.1MB in the beginning and 84.5MB in the end (delta: 538.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:07:25,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi --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 deb2961dfdf64db660101843bba8382b9335928497cfb099bb99119271c12cd2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:29,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:29,167 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:07:29,245 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:29,246 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:29,248 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:29,249 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:29,250 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:29,252 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:29,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:29,259 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:29,259 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:29,260 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:29,263 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:29,263 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:29,264 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:29,265 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:07:29,265 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:07:29,266 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:07:29,267 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:29,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:29,269 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:29,270 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:29,270 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:29,271 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:29,272 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:29,272 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:07:29,273 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:29,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:29,274 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:29,276 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:29,277 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:29,277 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:07:29,278 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:29,278 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:29,278 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:07:29,279 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:07:29,279 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deb2961dfdf64db660101843bba8382b9335928497cfb099bb99119271c12cd2 [2023-11-24 23:07:29,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:29,826 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:29,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:29,832 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:29,832 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:29,834 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/floats-cdfpl/sine_8.i [2023-11-24 23:07:33,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:34,030 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:34,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/sv-benchmarks/c/floats-cdfpl/sine_8.i [2023-11-24 23:07:34,042 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/data/371959388/74caea40ba3d4d11a160572e5b2b949c/FLAG28cf8fd41 [2023-11-24 23:07:34,060 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/data/371959388/74caea40ba3d4d11a160572e5b2b949c [2023-11-24 23:07:34,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:34,065 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:34,067 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:34,067 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:34,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:34,075 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:34" (1/1) ... [2023-11-24 23:07:34,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@118e3d64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:34, skipping insertion in model container [2023-11-24 23:07:34,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:34" (1/1) ... [2023-11-24 23:07:34,105 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:34,327 WARN L240 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_32b8933e-3db3-4938-938d-b12a8d15b660/sv-benchmarks/c/floats-cdfpl/sine_8.i[1641,1654] [2023-11-24 23:07:34,333 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:34,353 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:34,376 WARN L240 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_32b8933e-3db3-4938-938d-b12a8d15b660/sv-benchmarks/c/floats-cdfpl/sine_8.i[1641,1654] [2023-11-24 23:07:34,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:34,406 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:34,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:34 WrapperNode [2023-11-24 23:07:34,407 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:34,409 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:34,409 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:34,409 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:34,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:34" (1/1) ... [2023-11-24 23:07:34,465 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:34" (1/1) ... [2023-11-24 23:07:34,493 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2023-11-24 23:07:34,493 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:34,495 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:34,495 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:34,495 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:34,508 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:34" (1/1) ... [2023-11-24 23:07:34,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:34" (1/1) ... [2023-11-24 23:07:34,537 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:34" (1/1) ... [2023-11-24 23:07:34,544 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:34" (1/1) ... [2023-11-24 23:07:34,568 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:34" (1/1) ... [2023-11-24 23:07:34,570 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:34" (1/1) ... [2023-11-24 23:07:34,573 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:34" (1/1) ... [2023-11-24 23:07:34,574 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:34" (1/1) ... [2023-11-24 23:07:34,578 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:34,583 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:34,583 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:34,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:34,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:34" (1/1) ... [2023-11-24 23:07:34,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:34,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:34,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:34,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:34,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:07:34,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:34,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:34,805 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:34,808 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:45,428 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:45,519 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:45,519 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:07:45,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:45 BoogieIcfgContainer [2023-11-24 23:07:45,522 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:45,523 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:45,523 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:45,537 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:45,537 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:45" (1/1) ... [2023-11-24 23:07:45,550 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:07:45,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:45,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-24 23:07:45,623 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-24 23:07:45,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:07:45,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:45,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:07:45,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:07:45,631 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:07:45,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32b8933e-3db3-4938-938d-b12a8d15b660/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process