./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/square_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk --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 14ef7b4695081d3e006bc43e895bc31c74bdc7ec3cae3cedfb7a87dd07fa43f0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:28:13,654 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:28:13,744 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:28:13,749 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:28:13,751 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:28:13,787 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:28:13,790 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:28:13,791 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:28:13,791 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:28:13,792 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:28:13,792 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:28:13,793 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:28:13,793 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:28:13,794 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:28:13,795 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:28:13,795 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:28:13,796 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:28:13,797 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:28:13,797 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:28:13,798 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:28:13,798 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:28:13,803 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:28:13,803 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:28:13,803 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:28:13,804 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:28:13,804 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:28:13,804 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:28:13,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:28:13,805 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:28:13,805 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:28:13,805 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:28:13,806 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:28:13,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:28:13,809 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_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14ef7b4695081d3e006bc43e895bc31c74bdc7ec3cae3cedfb7a87dd07fa43f0 [2024-11-08 23:28:14,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:28:14,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:28:14,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:28:14,139 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:28:14,140 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:28:14,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/square_1.i Unable to find full path for "g++" [2024-11-08 23:28:16,161 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:28:16,329 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:28:16,329 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/sv-benchmarks/c/floats-cdfpl/square_1.i [2024-11-08 23:28:16,337 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/data/b9f725e81/c67c6f2fcf3f44c49c8f656767b570af/FLAG372f323e8 [2024-11-08 23:28:16,352 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/data/b9f725e81/c67c6f2fcf3f44c49c8f656767b570af [2024-11-08 23:28:16,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:28:16,356 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:28:16,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:28:16,358 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:28:16,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:28:16,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:28:16" (1/1) ... [2024-11-08 23:28:16,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dc03a31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:16, skipping insertion in model container [2024-11-08 23:28:16,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:28:16" (1/1) ... [2024-11-08 23:28:16,389 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:28:16,578 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/sv-benchmarks/c/floats-cdfpl/square_1.i[1626,1639] [2024-11-08 23:28:16,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:28:16,593 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:28:16,609 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/sv-benchmarks/c/floats-cdfpl/square_1.i[1626,1639] [2024-11-08 23:28:16,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:28:16,631 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:28:16,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:16 WrapperNode [2024-11-08 23:28:16,632 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:28:16,633 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:28:16,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:28:16,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:28:16,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:16" (1/1) ... [2024-11-08 23:28:16,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:16" (1/1) ... [2024-11-08 23:28:16,665 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21 [2024-11-08 23:28:16,665 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:28:16,666 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:28:16,666 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:28:16,666 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:28:16,675 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:16" (1/1) ... [2024-11-08 23:28:16,675 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:16" (1/1) ... [2024-11-08 23:28:16,676 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:16" (1/1) ... [2024-11-08 23:28:16,677 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:16" (1/1) ... [2024-11-08 23:28:16,680 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:16" (1/1) ... [2024-11-08 23:28:16,682 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:16" (1/1) ... [2024-11-08 23:28:16,683 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:16" (1/1) ... [2024-11-08 23:28:16,684 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:16" (1/1) ... [2024-11-08 23:28:16,685 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:28:16,686 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:28:16,686 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:28:16,687 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:28:16,687 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:16" (1/1) ... [2024-11-08 23:28:16,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:28:16,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:28:16,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:28:16,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:28:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:28:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:28:16,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:28:16,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:28:16,830 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:28:16,832 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:28:16,927 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 23:28:16,927 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:28:16,967 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:28:16,968 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:28:16,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:28:16 BoogieIcfgContainer [2024-11-08 23:28:16,968 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:28:16,969 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:28:16,969 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:28:16,981 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:28:16,981 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:28:16" (1/1) ... [2024-11-08 23:28:16,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:28:17,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:28:17,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 23:28:17,051 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 23:28:17,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:28:17,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:28:17,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:28:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:28:17,148 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:28:17,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:28:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:28:17,221 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:28:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:28:17,243 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:28:17,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:28:17 ImpRootNode [2024-11-08 23:28:17,267 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:28:17,268 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:28:17,268 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:28:17,268 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:28:17,269 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:28:16" (3/4) ... [2024-11-08 23:28:17,272 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:28:17,273 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:28:17,274 INFO L158 Benchmark]: Toolchain (without parser) took 918.10ms. Allocated memory is still 155.2MB. Free memory was 118.7MB in the beginning and 125.2MB in the end (delta: -6.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:28:17,275 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory is still 58.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:28:17,276 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.70ms. Allocated memory is still 155.2MB. Free memory was 118.3MB in the beginning and 106.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:28:17,276 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.66ms. Allocated memory is still 155.2MB. Free memory was 106.1MB in the beginning and 104.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:28:17,277 INFO L158 Benchmark]: Boogie Preprocessor took 19.25ms. Allocated memory is still 155.2MB. Free memory was 104.5MB in the beginning and 103.6MB in the end (delta: 940.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:28:17,278 INFO L158 Benchmark]: RCFGBuilder took 282.25ms. Allocated memory is still 155.2MB. Free memory was 103.6MB in the beginning and 93.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:28:17,278 INFO L158 Benchmark]: CodeCheck took 297.82ms. Allocated memory is still 155.2MB. Free memory was 93.1MB in the beginning and 125.2MB in the end (delta: -32.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:28:17,279 INFO L158 Benchmark]: Witness Printer took 5.88ms. Allocated memory is still 155.2MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:28:17,282 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: 38]: 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 37, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L29] float IN = __VERIFIER_nondet_float(); [L30] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L24] COND FALSE !(!cond) [L30] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L32] float x = IN; [L34-L35] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L37] COND TRUE !(result >= 0.0f && result < 1.39f) [L38] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 111.1MB. Free memory is still 58.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 274.70ms. Allocated memory is still 155.2MB. Free memory was 118.3MB in the beginning and 106.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.66ms. Allocated memory is still 155.2MB. Free memory was 106.1MB in the beginning and 104.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.25ms. Allocated memory is still 155.2MB. Free memory was 104.5MB in the beginning and 103.6MB in the end (delta: 940.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 282.25ms. Allocated memory is still 155.2MB. Free memory was 103.6MB in the beginning and 93.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 297.82ms. Allocated memory is still 155.2MB. Free memory was 93.1MB in the beginning and 125.2MB in the end (delta: -32.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.88ms. Allocated memory is still 155.2MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:28:17,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk --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 14ef7b4695081d3e006bc43e895bc31c74bdc7ec3cae3cedfb7a87dd07fa43f0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:28:19,715 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:28:19,820 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:28:19,866 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:28:19,867 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:28:19,867 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:28:19,868 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:28:19,869 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:28:19,870 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:28:19,871 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:28:19,873 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:28:19,873 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:28:19,874 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:28:19,874 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:28:19,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:28:19,874 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:28:19,875 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:28:19,875 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:28:19,880 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:28:19,880 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:28:19,880 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:28:19,881 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:28:19,881 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:28:19,881 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:28:19,881 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:28:19,882 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:28:19,882 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:28:19,882 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:28:19,882 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:28:19,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:28:19,883 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:28:19,883 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:28:19,883 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:28:19,884 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:28:19,884 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:28:19,884 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:28:19,887 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_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14ef7b4695081d3e006bc43e895bc31c74bdc7ec3cae3cedfb7a87dd07fa43f0 [2024-11-08 23:28:20,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:28:20,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:28:20,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:28:20,331 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:28:20,332 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:28:20,334 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/square_1.i Unable to find full path for "g++" [2024-11-08 23:28:22,470 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:28:22,777 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:28:22,778 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/sv-benchmarks/c/floats-cdfpl/square_1.i [2024-11-08 23:28:22,786 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/data/eb7a5eca0/272e47a80edb4f658fe019d99748db6d/FLAG85d453629 [2024-11-08 23:28:22,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/data/eb7a5eca0/272e47a80edb4f658fe019d99748db6d [2024-11-08 23:28:22,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:28:22,812 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:28:22,815 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:28:22,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:28:22,821 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:28:22,822 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:28:22" (1/1) ... [2024-11-08 23:28:22,823 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d361612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:22, skipping insertion in model container [2024-11-08 23:28:22,823 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:28:22" (1/1) ... [2024-11-08 23:28:22,853 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:28:23,077 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/sv-benchmarks/c/floats-cdfpl/square_1.i[1626,1639] [2024-11-08 23:28:23,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:28:23,103 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:28:23,124 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/sv-benchmarks/c/floats-cdfpl/square_1.i[1626,1639] [2024-11-08 23:28:23,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:28:23,180 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:28:23,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:23 WrapperNode [2024-11-08 23:28:23,184 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:28:23,185 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:28:23,185 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:28:23,186 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:28:23,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:23" (1/1) ... [2024-11-08 23:28:23,219 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:23" (1/1) ... [2024-11-08 23:28:23,238 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2024-11-08 23:28:23,239 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:28:23,241 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:28:23,241 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:28:23,241 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:28:23,250 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:23" (1/1) ... [2024-11-08 23:28:23,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:23" (1/1) ... [2024-11-08 23:28:23,253 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:23" (1/1) ... [2024-11-08 23:28:23,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:23" (1/1) ... [2024-11-08 23:28:23,265 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:23" (1/1) ... [2024-11-08 23:28:23,271 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:23" (1/1) ... [2024-11-08 23:28:23,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:23" (1/1) ... [2024-11-08 23:28:23,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:23" (1/1) ... [2024-11-08 23:28:23,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:28:23,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:28:23,284 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:28:23,284 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:28:23,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:28:23" (1/1) ... [2024-11-08 23:28:23,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:28:23,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:28:23,319 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:28:23,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:28:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:28:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:28:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:28:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:28:23,435 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:28:23,438 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:28:33,612 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 23:28:33,613 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:28:33,690 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:28:33,690 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:28:33,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:28:33 BoogieIcfgContainer [2024-11-08 23:28:33,691 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:28:33,695 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:28:33,697 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:28:33,706 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:28:33,707 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:28:33" (1/1) ... [2024-11-08 23:28:33,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:28:33,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:28:33,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 23:28:33,759 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 23:28:33,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:28:33,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:28:33,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:28:33,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:28:33,763 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:28:33,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_549a6abb-3715-4b1c-bb44-6afa4964577b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:28:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:28:39,005 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:28:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat