./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/square_4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm --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 7a48c5cd45981ad19c66d741a4ad9a0eb2d2fb135a3f4c24edf8153a131c05f3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:05:03,236 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:05:03,300 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:05:03,306 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:05:03,306 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:05:03,333 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:05:03,334 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:05:03,335 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:05:03,335 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:05:03,335 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:05:03,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:05:03,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:05:03,336 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:05:03,336 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:05:03,336 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:05:03,336 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:05:03,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:05:03,337 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:05:03,337 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:05:03,337 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:05:03,337 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:05:03,337 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:05:03,337 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:05:03,338 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:05:03,338 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:05:03,338 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:05:03,338 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:05:03,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:05:03,339 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:05:03,339 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:05:03,339 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:05:03,339 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:05:03,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:05:03,339 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm 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 -> 7a48c5cd45981ad19c66d741a4ad9a0eb2d2fb135a3f4c24edf8153a131c05f3 [2024-11-13 22:05:03,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:05:03,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:05:03,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:05:03,672 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:05:03,673 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:05:03,674 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/square_4.i Unable to find full path for "g++" [2024-11-13 22:05:05,641 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:05:05,935 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:05:05,935 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/sv-benchmarks/c/floats-cdfpl/square_4.i [2024-11-13 22:05:05,947 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/data/46979fc76/35d4bfb83d704c23ba0aa823540cd980/FLAG761ab6219 [2024-11-13 22:05:05,966 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/data/46979fc76/35d4bfb83d704c23ba0aa823540cd980 [2024-11-13 22:05:05,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:05:05,970 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:05:05,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:05:05,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:05:05,978 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:05:05,979 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:05:05" (1/1) ... [2024-11-13 22:05:05,980 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e4a1c4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:05, skipping insertion in model container [2024-11-13 22:05:05,980 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:05:05" (1/1) ... [2024-11-13 22:05:06,001 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:05:06,168 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_3b6fe8ab-8749-498f-92f2-910f40abfefc/sv-benchmarks/c/floats-cdfpl/square_4.i[1629,1642] [2024-11-13 22:05:06,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:05:06,186 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:05:06,201 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_3b6fe8ab-8749-498f-92f2-910f40abfefc/sv-benchmarks/c/floats-cdfpl/square_4.i[1629,1642] [2024-11-13 22:05:06,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:05:06,218 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:05:06,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:06 WrapperNode [2024-11-13 22:05:06,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:05:06,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:05:06,220 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:05:06,220 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:05:06,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:06" (1/1) ... [2024-11-13 22:05:06,236 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:06" (1/1) ... [2024-11-13 22:05:06,253 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21 [2024-11-13 22:05:06,253 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:05:06,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:05:06,254 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:05:06,254 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:05:06,262 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:06" (1/1) ... [2024-11-13 22:05:06,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:06" (1/1) ... [2024-11-13 22:05:06,263 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:06" (1/1) ... [2024-11-13 22:05:06,264 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:06" (1/1) ... [2024-11-13 22:05:06,268 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:06" (1/1) ... [2024-11-13 22:05:06,270 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:06" (1/1) ... [2024-11-13 22:05:06,271 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:06" (1/1) ... [2024-11-13 22:05:06,271 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:06" (1/1) ... [2024-11-13 22:05:06,273 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:05:06,274 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:05:06,274 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:05:06,274 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:05:06,275 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:06" (1/1) ... [2024-11-13 22:05:06,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:05:06,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:05:06,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:05:06,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:05:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:05:06,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:05:06,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:05:06,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:05:06,421 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:05:06,423 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:05:06,512 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 22:05:06,512 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:05:06,595 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:05:06,595 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:05:06,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:05:06 BoogieIcfgContainer [2024-11-13 22:05:06,596 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:05:06,597 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:05:06,601 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:05:06,614 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:05:06,615 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:05:06" (1/1) ... [2024-11-13 22:05:06,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:05:06,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:05:06,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 22:05:06,695 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 22:05:06,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 22:05:06,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:05:06,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:05:06,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:05:06,812 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:05:06,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:05:06,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:05:06,894 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:05:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:05:06,919 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:05:06,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:05:06 ImpRootNode [2024-11-13 22:05:06,941 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:05:06,941 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:05:06,942 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:05:06,942 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:05:06,943 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:05:06" (3/4) ... [2024-11-13 22:05:06,946 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:05:06,947 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:05:06,948 INFO L158 Benchmark]: Toolchain (without parser) took 977.55ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 86.5MB in the end (delta: 32.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 22:05:06,949 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:05:06,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.98ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 108.6MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:05:06,950 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.68ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 107.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:05:06,950 INFO L158 Benchmark]: Boogie Preprocessor took 18.77ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.7MB in the end (delta: 559.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:05:06,951 INFO L158 Benchmark]: RCFGBuilder took 322.29ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 96.5MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:05:06,952 INFO L158 Benchmark]: CodeCheck took 344.17ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 86.8MB in the end (delta: 9.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:05:06,952 INFO L158 Benchmark]: Witness Printer took 5.63ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 86.5MB in the end (delta: 265.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:05:06,955 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: 0.3s, 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 30, 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 < 1.39844f) [L38] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.98ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 108.6MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.68ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 107.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.77ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.7MB in the end (delta: 559.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 322.29ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 96.5MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 344.17ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 86.8MB in the end (delta: 9.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.63ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 86.5MB in the end (delta: 265.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:05:06,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm --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 7a48c5cd45981ad19c66d741a4ad9a0eb2d2fb135a3f4c24edf8153a131c05f3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:05:09,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:05:10,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:05:10,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:05:10,091 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:05:10,091 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:05:10,091 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:05:10,091 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:05:10,091 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:05:10,097 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:05:10,097 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:05:10,097 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:05:10,097 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:05:10,097 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:05:10,097 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:05:10,097 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:05:10,098 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:05:10,098 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:05:10,098 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:05:10,098 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:05:10,098 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:05:10,098 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:05:10,098 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:05:10,098 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:05:10,098 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:05:10,098 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:05:10,099 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:05:10,099 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:05:10,099 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:05:10,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:05:10,099 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:05:10,099 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:05:10,099 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:05:10,099 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:05:10,099 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:05:10,100 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:05:10,101 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm 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 -> 7a48c5cd45981ad19c66d741a4ad9a0eb2d2fb135a3f4c24edf8153a131c05f3 [2024-11-13 22:05:10,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:05:10,486 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:05:10,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:05:10,489 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:05:10,490 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:05:10,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/square_4.i Unable to find full path for "g++" [2024-11-13 22:05:12,540 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:05:12,769 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:05:12,770 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/sv-benchmarks/c/floats-cdfpl/square_4.i [2024-11-13 22:05:12,787 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/data/2be7a700f/8a40516e8a374426bd3add36e8dc73c2/FLAG858744be3 [2024-11-13 22:05:12,811 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/data/2be7a700f/8a40516e8a374426bd3add36e8dc73c2 [2024-11-13 22:05:12,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:05:12,819 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:05:12,821 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:05:12,821 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:05:12,827 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:05:12,828 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:05:12" (1/1) ... [2024-11-13 22:05:12,832 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@255dbe71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:12, skipping insertion in model container [2024-11-13 22:05:12,832 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:05:12" (1/1) ... [2024-11-13 22:05:12,850 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:05:13,070 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_3b6fe8ab-8749-498f-92f2-910f40abfefc/sv-benchmarks/c/floats-cdfpl/square_4.i[1629,1642] [2024-11-13 22:05:13,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:05:13,094 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:05:13,117 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_3b6fe8ab-8749-498f-92f2-910f40abfefc/sv-benchmarks/c/floats-cdfpl/square_4.i[1629,1642] [2024-11-13 22:05:13,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:05:13,145 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:05:13,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:13 WrapperNode [2024-11-13 22:05:13,147 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:05:13,148 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:05:13,148 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:05:13,149 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:05:13,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:13" (1/1) ... [2024-11-13 22:05:13,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:13" (1/1) ... [2024-11-13 22:05:13,188 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2024-11-13 22:05:13,188 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:05:13,189 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:05:13,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:05:13,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:05:13,198 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:13" (1/1) ... [2024-11-13 22:05:13,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:13" (1/1) ... [2024-11-13 22:05:13,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:13" (1/1) ... [2024-11-13 22:05:13,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:13" (1/1) ... [2024-11-13 22:05:13,217 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:13" (1/1) ... [2024-11-13 22:05:13,219 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:13" (1/1) ... [2024-11-13 22:05:13,220 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:13" (1/1) ... [2024-11-13 22:05:13,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:13" (1/1) ... [2024-11-13 22:05:13,227 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:05:13,228 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:05:13,228 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:05:13,228 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:05:13,229 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:05:13" (1/1) ... [2024-11-13 22:05:13,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:05:13,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:05:13,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:05:13,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:05:13,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:05:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:05:13,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:05:13,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:05:13,380 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:05:13,382 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:05:23,564 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 22:05:23,564 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:05:23,629 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:05:23,629 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:05:23,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:05:23 BoogieIcfgContainer [2024-11-13 22:05:23,630 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:05:23,631 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:05:23,631 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:05:23,644 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:05:23,644 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:05:23" (1/1) ... [2024-11-13 22:05:23,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:05:23,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:05:23,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 22:05:23,704 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 22:05:23,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 22:05:23,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:05:23,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:05:23,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:05:23,711 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:05:23,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b6fe8ab-8749-498f-92f2-910f40abfefc/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process