./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/sine_6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL --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 818942128c6a15645066b8ea2703e348fd2c27fa44366451cf9bcbae59b8c67f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:43:32,572 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:43:32,689 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:43:32,700 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:43:32,701 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:43:32,737 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:43:32,739 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:43:32,740 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:43:32,741 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:43:32,746 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:43:32,747 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:43:32,748 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:43:32,749 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:43:32,750 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:43:32,751 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:43:32,751 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:43:32,752 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:43:32,752 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:43:32,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:43:32,753 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:43:32,754 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:43:32,754 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:43:32,755 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:43:32,755 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:43:32,756 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:43:32,756 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:43:32,757 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:43:32,757 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:43:32,758 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:43:32,758 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:43:32,759 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:43:32,759 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:43:32,759 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:43:32,760 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_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 818942128c6a15645066b8ea2703e348fd2c27fa44366451cf9bcbae59b8c67f [2023-11-19 03:43:33,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:43:33,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:43:33,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:43:33,104 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:43:33,105 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:43:33,106 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/floats-cdfpl/sine_6.i [2023-11-19 03:43:36,197 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:43:36,433 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:43:36,434 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/sv-benchmarks/c/floats-cdfpl/sine_6.i [2023-11-19 03:43:36,444 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/data/82b29df6e/546e900a591d4d8a980979f6e5cb2e13/FLAGd2bbc7994 [2023-11-19 03:43:36,464 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/data/82b29df6e/546e900a591d4d8a980979f6e5cb2e13 [2023-11-19 03:43:36,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:43:36,473 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:43:36,478 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:43:36,478 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:43:36,483 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:43:36,484 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:36" (1/1) ... [2023-11-19 03:43:36,486 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@460c0d86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:36, skipping insertion in model container [2023-11-19 03:43:36,487 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:36" (1/1) ... [2023-11-19 03:43:36,513 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:43:36,714 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_552fa44d-097c-4571-9b5d-49496d00b74d/sv-benchmarks/c/floats-cdfpl/sine_6.i[1641,1654] [2023-11-19 03:43:36,719 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:43:36,729 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:43:36,744 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_552fa44d-097c-4571-9b5d-49496d00b74d/sv-benchmarks/c/floats-cdfpl/sine_6.i[1641,1654] [2023-11-19 03:43:36,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:43:36,760 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:43:36,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:36 WrapperNode [2023-11-19 03:43:36,761 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:43:36,762 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:43:36,763 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:43:36,763 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:43:36,770 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:36" (1/1) ... [2023-11-19 03:43:36,777 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:36" (1/1) ... [2023-11-19 03:43:36,795 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21 [2023-11-19 03:43:36,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:43:36,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:43:36,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:43:36,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:43:36,806 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:36" (1/1) ... [2023-11-19 03:43:36,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:36" (1/1) ... [2023-11-19 03:43:36,807 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:36" (1/1) ... [2023-11-19 03:43:36,808 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:36" (1/1) ... [2023-11-19 03:43:36,812 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:36" (1/1) ... [2023-11-19 03:43:36,814 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:36" (1/1) ... [2023-11-19 03:43:36,815 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:36" (1/1) ... [2023-11-19 03:43:36,816 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:36" (1/1) ... [2023-11-19 03:43:36,818 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:43:36,819 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:43:36,819 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:43:36,819 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:43:36,820 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:36" (1/1) ... [2023-11-19 03:43:36,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:43:36,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:43:36,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:43:36,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:43:36,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:43:36,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:43:36,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:43:36,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:43:36,983 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:43:36,986 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:43:37,134 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:43:37,201 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:43:37,201 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:43:37,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:37 BoogieIcfgContainer [2023-11-19 03:43:37,208 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:43:37,209 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:43:37,209 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:43:37,236 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:43:37,237 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:37" (1/1) ... [2023-11-19 03:43:37,247 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:43:37,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:37,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-19 03:43:37,334 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-19 03:43:37,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:43:37,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:37,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:43:37,436 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:43:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:43:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:43:37,485 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:43:37,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:43:37,500 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-19 03:43:37,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:43:37 ImpRootNode [2023-11-19 03:43:37,522 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:43:37,523 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:43:37,523 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:43:37,523 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:43:37,524 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:37" (3/4) ... [2023-11-19 03:43:37,527 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:43:37,528 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:43:37,530 INFO L158 Benchmark]: Toolchain (without parser) took 1055.80ms. Allocated memory was 132.1MB in the beginning and 182.5MB in the end (delta: 50.3MB). Free memory was 87.5MB in the beginning and 146.9MB in the end (delta: -59.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:43:37,530 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:43:37,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.69ms. Allocated memory is still 132.1MB. Free memory was 87.2MB in the beginning and 77.1MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:43:37,532 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.28ms. Allocated memory is still 132.1MB. Free memory was 76.9MB in the beginning and 75.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:43:37,533 INFO L158 Benchmark]: Boogie Preprocessor took 22.18ms. Allocated memory is still 132.1MB. Free memory was 75.3MB in the beginning and 74.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:43:37,533 INFO L158 Benchmark]: RCFGBuilder took 388.97ms. Allocated memory is still 132.1MB. Free memory was 74.3MB in the beginning and 64.1MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:43:37,534 INFO L158 Benchmark]: CodeCheck took 313.06ms. Allocated memory was 132.1MB in the beginning and 182.5MB in the end (delta: 50.3MB). Free memory was 64.1MB in the beginning and 147.7MB in the end (delta: -83.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:43:37,535 INFO L158 Benchmark]: Witness Printer took 5.53ms. Allocated memory is still 182.5MB. Free memory was 147.7MB in the beginning and 146.9MB in the end (delta: 874.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:43:37,539 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 - 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 <= 1.2f && result >= -1.2f) 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 0.32ms. Allocated memory is still 98.6MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.69ms. Allocated memory is still 132.1MB. Free memory was 87.2MB in the beginning and 77.1MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.28ms. Allocated memory is still 132.1MB. Free memory was 76.9MB in the beginning and 75.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.18ms. Allocated memory is still 132.1MB. Free memory was 75.3MB in the beginning and 74.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 388.97ms. Allocated memory is still 132.1MB. Free memory was 74.3MB in the beginning and 64.1MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 313.06ms. Allocated memory was 132.1MB in the beginning and 182.5MB in the end (delta: 50.3MB). Free memory was 64.1MB in the beginning and 147.7MB in the end (delta: -83.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.53ms. Allocated memory is still 182.5MB. Free memory was 147.7MB in the beginning and 146.9MB in the end (delta: 874.1kB). 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 [2023-11-19 03:43:37,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL --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 818942128c6a15645066b8ea2703e348fd2c27fa44366451cf9bcbae59b8c67f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:43:40,304 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:43:40,436 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:43:40,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:43:40,499 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:43:40,500 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:43:40,501 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:43:40,502 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:43:40,503 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:43:40,508 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:43:40,508 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:43:40,509 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:43:40,509 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:43:40,511 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:43:40,511 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:43:40,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:43:40,512 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:43:40,513 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:43:40,513 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:43:40,513 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:43:40,514 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:43:40,514 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:43:40,515 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:43:40,515 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:43:40,516 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:43:40,516 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:43:40,517 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:43:40,517 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:43:40,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:43:40,518 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:43:40,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:43:40,519 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:43:40,520 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:43:40,520 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:43:40,520 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:43:40,521 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:43:40,521 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:43:40,521 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_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 818942128c6a15645066b8ea2703e348fd2c27fa44366451cf9bcbae59b8c67f [2023-11-19 03:43:40,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:43:40,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:43:40,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:43:40,987 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:43:40,988 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:43:40,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/floats-cdfpl/sine_6.i [2023-11-19 03:43:44,126 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:43:44,413 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:43:44,413 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/sv-benchmarks/c/floats-cdfpl/sine_6.i [2023-11-19 03:43:44,422 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/data/c37e71b69/a28a82e733974489a93b60eaac58b8f4/FLAG09d6de861 [2023-11-19 03:43:44,444 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/data/c37e71b69/a28a82e733974489a93b60eaac58b8f4 [2023-11-19 03:43:44,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:43:44,452 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:43:44,457 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:43:44,457 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:43:44,462 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:43:44,463 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:44" (1/1) ... [2023-11-19 03:43:44,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@711267f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:44, skipping insertion in model container [2023-11-19 03:43:44,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:43:44" (1/1) ... [2023-11-19 03:43:44,494 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:43:44,729 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_552fa44d-097c-4571-9b5d-49496d00b74d/sv-benchmarks/c/floats-cdfpl/sine_6.i[1641,1654] [2023-11-19 03:43:44,737 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:43:44,759 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:43:44,786 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_552fa44d-097c-4571-9b5d-49496d00b74d/sv-benchmarks/c/floats-cdfpl/sine_6.i[1641,1654] [2023-11-19 03:43:44,792 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:43:44,814 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:43:44,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:44 WrapperNode [2023-11-19 03:43:44,815 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:43:44,817 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:43:44,818 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:43:44,818 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:43:44,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:44" (1/1) ... [2023-11-19 03:43:44,849 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:44" (1/1) ... [2023-11-19 03:43:44,871 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2023-11-19 03:43:44,872 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:43:44,873 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:43:44,873 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:43:44,873 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:43:44,884 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:44" (1/1) ... [2023-11-19 03:43:44,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:44" (1/1) ... [2023-11-19 03:43:44,894 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:44" (1/1) ... [2023-11-19 03:43:44,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:44" (1/1) ... [2023-11-19 03:43:44,912 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:44" (1/1) ... [2023-11-19 03:43:44,914 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:44" (1/1) ... [2023-11-19 03:43:44,916 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:44" (1/1) ... [2023-11-19 03:43:44,917 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:44" (1/1) ... [2023-11-19 03:43:44,920 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:43:44,921 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:43:44,921 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:43:44,921 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:43:44,936 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:43:44" (1/1) ... [2023-11-19 03:43:44,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:43:44,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:43:44,973 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:43:45,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:43:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:43:45,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:43:45,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:43:45,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:43:45,096 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:43:45,099 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:43:55,329 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:43:55,384 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:43:55,384 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:43:55,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:55 BoogieIcfgContainer [2023-11-19 03:43:55,389 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:43:55,390 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:43:55,390 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:43:55,406 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:43:55,407 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:55" (1/1) ... [2023-11-19 03:43:55,414 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:43:55,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:55,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-19 03:43:55,460 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-19 03:43:55,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:43:55,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:55,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:43:55,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:43:55,467 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:43:55,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_552fa44d-097c-4571-9b5d-49496d00b74d/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process