./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_8.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3 --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 cb0cfd9780eeedf9aa4140ed57adc138b8bb78ff47f7ccaaeace67369ab9d2da --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:23:23,351 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:23:23,424 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:23:23,429 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:23:23,429 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:23:23,465 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:23:23,466 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:23:23,466 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:23:23,467 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:23:23,467 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:23:23,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:23:23,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:23:23,467 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:23:23,468 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:23:23,468 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:23:23,468 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:23:23,468 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:23:23,468 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:23:23,468 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:23:23,468 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:23:23,470 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:23:23,470 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:23:23,471 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:23:23,471 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:23:23,471 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:23:23,471 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:23:23,471 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:23:23,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:23:23,471 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:23:23,471 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:23:23,472 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:23:23,472 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:23:23,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:23:23,472 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_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3 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 -> cb0cfd9780eeedf9aa4140ed57adc138b8bb78ff47f7ccaaeace67369ab9d2da [2024-11-25 03:23:23,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:23:23,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:23:23,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:23:23,809 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:23:23,809 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:23:23,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/floats-cdfpl/newton_1_8.i [2024-11-25 03:23:26,836 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/data/6d1e5da7f/0ddd0d710f1b4d5e9aa9bd7f93dea20f/FLAGff4c1ab01 [2024-11-25 03:23:27,132 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:23:27,133 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/sv-benchmarks/c/floats-cdfpl/newton_1_8.i [2024-11-25 03:23:27,143 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/data/6d1e5da7f/0ddd0d710f1b4d5e9aa9bd7f93dea20f/FLAGff4c1ab01 [2024-11-25 03:23:27,170 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/data/6d1e5da7f/0ddd0d710f1b4d5e9aa9bd7f93dea20f [2024-11-25 03:23:27,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:23:27,176 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:23:27,178 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:23:27,179 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:23:27,184 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:23:27,184 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:23:27" (1/1) ... [2024-11-25 03:23:27,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@243e8cb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:27, skipping insertion in model container [2024-11-25 03:23:27,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:23:27" (1/1) ... [2024-11-25 03:23:27,211 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:23:27,419 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_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/sv-benchmarks/c/floats-cdfpl/newton_1_8.i[1722,1735] [2024-11-25 03:23:27,425 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:23:27,435 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:23:27,456 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_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/sv-benchmarks/c/floats-cdfpl/newton_1_8.i[1722,1735] [2024-11-25 03:23:27,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:23:27,473 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:23:27,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:27 WrapperNode [2024-11-25 03:23:27,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:23:27,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:23:27,476 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:23:27,476 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:23:27,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:27" (1/1) ... [2024-11-25 03:23:27,491 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:27" (1/1) ... [2024-11-25 03:23:27,510 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 30 [2024-11-25 03:23:27,512 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:23:27,513 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:23:27,513 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:23:27,513 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:23:27,520 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:27" (1/1) ... [2024-11-25 03:23:27,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:27" (1/1) ... [2024-11-25 03:23:27,522 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:27" (1/1) ... [2024-11-25 03:23:27,523 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:27" (1/1) ... [2024-11-25 03:23:27,528 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:27" (1/1) ... [2024-11-25 03:23:27,531 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:27" (1/1) ... [2024-11-25 03:23:27,533 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:27" (1/1) ... [2024-11-25 03:23:27,537 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:27" (1/1) ... [2024-11-25 03:23:27,538 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:27" (1/1) ... [2024-11-25 03:23:27,543 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:23:27,543 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:23:27,544 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:23:27,544 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:23:27,545 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:27" (1/1) ... [2024-11-25 03:23:27,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:23:27,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:23:27,585 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:23:27,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:23:27,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:23:27,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:23:27,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:23:27,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:23:27,694 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:23:27,697 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:23:27,818 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-25 03:23:27,821 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:23:27,895 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:23:27,900 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 03:23:27,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:23:27 BoogieIcfgContainer [2024-11-25 03:23:27,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:23:27,901 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:23:27,901 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:23:27,915 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:23:27,915 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:23:27" (1/1) ... [2024-11-25 03:23:27,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:23:27,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:23:27,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-25 03:23:27,995 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-25 03:23:27,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 03:23:27,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:23:28,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:23:28,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:23:28,102 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:23:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:23:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:23:28,158 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:23:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:23:28,187 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 03:23:28,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:23:28 ImpRootNode [2024-11-25 03:23:28,214 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:23:28,216 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:23:28,216 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:23:28,216 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:23:28,218 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:23:27" (3/4) ... [2024-11-25 03:23:28,220 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:23:28,221 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:23:28,222 INFO L158 Benchmark]: Toolchain (without parser) took 1046.18ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 83.4MB in the end (delta: 34.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 03:23:28,223 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:23:28,223 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.46ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 106.2MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:23:28,224 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.07ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 105.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:23:28,224 INFO L158 Benchmark]: Boogie Preprocessor took 30.01ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.3MB in the end (delta: 704.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:23:28,226 INFO L158 Benchmark]: RCFGBuilder took 356.90ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 93.7MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:23:28,227 INFO L158 Benchmark]: CodeCheck took 313.37ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 83.6MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:23:28,228 INFO L158 Benchmark]: Witness Printer took 5.52ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:23:28,230 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 51]: 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 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someBinaryArithmeticFLOAToperation at line 29. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -2.0f && IN < 2.0f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -2.0f && IN < 2.0f) [L42] CALL, EXPR f(IN) [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L42] RET, EXPR f(IN) [L42] CALL, EXPR fp(IN) [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L42] RET, EXPR fp(IN) [L42] float x = IN - f(IN)/fp(IN); [L50] COND TRUE !(x < 0.1) [L51] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.46ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 106.2MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.07ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 105.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.01ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 104.3MB in the end (delta: 704.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 356.90ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 93.7MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 313.37ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 83.6MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.52ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 03:23:28,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/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_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3 --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 cb0cfd9780eeedf9aa4140ed57adc138b8bb78ff47f7ccaaeace67369ab9d2da --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:23:31,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:23:31,197 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:23:31,239 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:23:31,239 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:23:31,240 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:23:31,240 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:23:31,240 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:23:31,240 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:23:31,241 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:23:31,241 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:23:31,241 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:23:31,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:23:31,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:23:31,241 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:23:31,241 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:23:31,241 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:23:31,241 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:23:31,242 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:23:31,242 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:23:31,242 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:23:31,242 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:23:31,242 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:23:31,242 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:23:31,242 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:23:31,242 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:23:31,242 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:31,243 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:23:31,243 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:23:31,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:23:31,243 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:23:31,243 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:23:31,243 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:23:31,243 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:23:31,243 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:31,244 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:23:31,244 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_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3 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 -> cb0cfd9780eeedf9aa4140ed57adc138b8bb78ff47f7ccaaeace67369ab9d2da [2024-11-25 03:23:31,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:23:31,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:23:31,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:23:31,623 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:23:31,623 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:23:31,625 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/floats-cdfpl/newton_1_8.i [2024-11-25 03:23:34,672 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/data/9a7ee2346/c40fc11079924be28204fc092ac4f5d9/FLAG6bfbd4e1e [2024-11-25 03:23:34,895 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:23:34,896 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/sv-benchmarks/c/floats-cdfpl/newton_1_8.i [2024-11-25 03:23:34,906 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/data/9a7ee2346/c40fc11079924be28204fc092ac4f5d9/FLAG6bfbd4e1e [2024-11-25 03:23:34,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/data/9a7ee2346/c40fc11079924be28204fc092ac4f5d9 [2024-11-25 03:23:34,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:23:34,936 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:23:34,939 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:23:34,939 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:23:34,945 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:23:34,946 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:23:34" (1/1) ... [2024-11-25 03:23:34,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1630a0fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:34, skipping insertion in model container [2024-11-25 03:23:34,949 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:23:34" (1/1) ... [2024-11-25 03:23:34,965 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:23:35,185 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_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/sv-benchmarks/c/floats-cdfpl/newton_1_8.i[1722,1735] [2024-11-25 03:23:35,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:23:35,212 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:23:35,236 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_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/sv-benchmarks/c/floats-cdfpl/newton_1_8.i[1722,1735] [2024-11-25 03:23:35,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:23:35,262 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:23:35,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:35 WrapperNode [2024-11-25 03:23:35,263 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:23:35,264 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:23:35,264 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:23:35,264 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:23:35,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:35" (1/1) ... [2024-11-25 03:23:35,287 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:35" (1/1) ... [2024-11-25 03:23:35,313 INFO L138 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 31 [2024-11-25 03:23:35,315 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:23:35,316 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:23:35,316 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:23:35,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:23:35,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:35" (1/1) ... [2024-11-25 03:23:35,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:35" (1/1) ... [2024-11-25 03:23:35,328 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:35" (1/1) ... [2024-11-25 03:23:35,329 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:35" (1/1) ... [2024-11-25 03:23:35,339 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:35" (1/1) ... [2024-11-25 03:23:35,343 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:35" (1/1) ... [2024-11-25 03:23:35,345 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:35" (1/1) ... [2024-11-25 03:23:35,348 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:35" (1/1) ... [2024-11-25 03:23:35,349 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:35" (1/1) ... [2024-11-25 03:23:35,351 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:23:35,352 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:23:35,352 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:23:35,352 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:23:35,353 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:23:35" (1/1) ... [2024-11-25 03:23:35,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:23:35,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:23:35,392 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:23:35,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:23:35,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:23:35,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:23:35,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:23:35,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:23:35,492 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:23:35,494 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:23:57,925 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-25 03:23:57,925 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:23:58,031 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:23:58,032 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 03:23:58,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:23:58 BoogieIcfgContainer [2024-11-25 03:23:58,032 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:23:58,035 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:23:58,035 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:23:58,047 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:23:58,047 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:23:58" (1/1) ... [2024-11-25 03:23:58,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:23:58,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:23:58,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-25 03:23:58,122 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-25 03:23:58,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 03:23:58,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:23:58,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:23:58,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:23:58,130 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:23:58,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceb3ea58-3823-46ff-be6d-2e03f45b42d2/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process