./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_7.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_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b --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 3df3dc3bb1738e955623753f7e0a37e4c32635ed29b967d6ef98d4204effab31 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:48:31,458 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:48:31,515 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:48:31,519 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:48:31,519 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:48:31,537 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:48:31,538 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:48:31,538 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:48:31,539 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:48:31,539 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:48:31,539 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:48:31,539 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:48:31,539 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:48:31,539 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:48:31,539 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:48:31,539 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:48:31,540 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:48:31,540 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:48:31,540 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:48:31,540 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:48:31,540 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:48:31,540 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:48:31,540 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:48:31,540 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:48:31,540 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:48:31,540 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:48:31,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:48:31,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:48:31,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:48:31,541 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:48:31,541 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:48:31,541 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:48:31,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:48:31,541 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_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b 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 -> 3df3dc3bb1738e955623753f7e0a37e4c32635ed29b967d6ef98d4204effab31 [2024-12-05 21:48:31,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:48:31,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:48:31,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:48:31,796 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:48:31,797 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:48:31,798 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_3_7.i [2024-12-05 21:48:34,380 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/data/58357b7cd/421bf89c8c95469ea2758f144c3a5e92/FLAG5acfb6204 [2024-12-05 21:48:34,572 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:48:34,572 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/sv-benchmarks/c/floats-cdfpl/newton_3_7.i [2024-12-05 21:48:34,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/data/58357b7cd/421bf89c8c95469ea2758f144c3a5e92/FLAG5acfb6204 [2024-12-05 21:48:34,951 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/data/58357b7cd/421bf89c8c95469ea2758f144c3a5e92 [2024-12-05 21:48:34,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:48:34,954 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:48:34,955 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:48:34,955 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:48:34,958 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:48:34,959 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:48:34" (1/1) ... [2024-12-05 21:48:34,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e25d004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:34, skipping insertion in model container [2024-12-05 21:48:34,959 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:48:34" (1/1) ... [2024-12-05 21:48:34,969 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:48:35,093 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_52d398bf-b47b-45d2-b1c4-9c453b4323c0/sv-benchmarks/c/floats-cdfpl/newton_3_7.i[1764,1777] [2024-12-05 21:48:35,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:48:35,106 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:48:35,122 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_52d398bf-b47b-45d2-b1c4-9c453b4323c0/sv-benchmarks/c/floats-cdfpl/newton_3_7.i[1764,1777] [2024-12-05 21:48:35,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:48:35,136 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:48:35,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:35 WrapperNode [2024-12-05 21:48:35,137 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:48:35,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:48:35,138 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:48:35,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:48:35,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:35" (1/1) ... [2024-12-05 21:48:35,148 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:35" (1/1) ... [2024-12-05 21:48:35,162 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-12-05 21:48:35,162 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:48:35,162 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:48:35,163 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:48:35,163 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:48:35,167 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:35" (1/1) ... [2024-12-05 21:48:35,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:35" (1/1) ... [2024-12-05 21:48:35,168 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:35" (1/1) ... [2024-12-05 21:48:35,169 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:35" (1/1) ... [2024-12-05 21:48:35,172 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:35" (1/1) ... [2024-12-05 21:48:35,173 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:35" (1/1) ... [2024-12-05 21:48:35,175 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:35" (1/1) ... [2024-12-05 21:48:35,176 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:35" (1/1) ... [2024-12-05 21:48:35,177 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:35" (1/1) ... [2024-12-05 21:48:35,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:48:35,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:48:35,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:48:35,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:48:35,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:35" (1/1) ... [2024-12-05 21:48:35,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:48:35,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:48:35,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:48:35,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:48:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:48:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-05 21:48:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-05 21:48:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-05 21:48:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-05 21:48:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:48:35,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:48:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:48:35,300 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:48:35,302 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:48:35,421 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-05 21:48:35,421 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:48:35,455 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:48:35,456 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:48:35,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:48:35 BoogieIcfgContainer [2024-12-05 21:48:35,456 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:48:35,457 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:48:35,457 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:48:35,464 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:48:35,464 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:48:35" (1/1) ... [2024-12-05 21:48:35,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:48:35,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:48:35,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-12-05 21:48:35,512 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-12-05 21:48:35,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:48:35,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:48:35,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:48:35,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:48:35,581 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:48:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:48:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:48:35,638 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:48:35,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:48:35,668 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 21:48:35,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:48:35 ImpRootNode [2024-12-05 21:48:35,691 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:48:35,691 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:48:35,691 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:48:35,691 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:48:35,692 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:48:35" (3/4) ... [2024-12-05 21:48:35,693 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 21:48:35,694 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:48:35,695 INFO L158 Benchmark]: Toolchain (without parser) took 741.04ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 78.5MB in the end (delta: 38.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:48:35,695 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory was 83.2MB in the beginning and 83.2MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:48:35,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 182.49ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 106.0MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:48:35,696 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.31ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:48:35,697 INFO L158 Benchmark]: Boogie Preprocessor took 15.70ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 104.0MB in the end (delta: 780.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:48:35,697 INFO L158 Benchmark]: RCFGBuilder took 277.28ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 91.5MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:48:35,698 INFO L158 Benchmark]: CodeCheck took 233.96ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 78.9MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:48:35,698 INFO L158 Benchmark]: Witness Printer took 3.15ms. Allocated memory is still 142.6MB. Free memory was 78.7MB in the beginning and 78.5MB in the end (delta: 200.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:48:35,700 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 3 procedures, 19 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, 24 NumberOfCodeBlocks, 24 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 34, overapproximation of someBinaryArithmeticFLOAToperation at line 46, overapproximation of someBinaryArithmeticFLOAToperation at line 29, overapproximation of someBinaryArithmeticFLOAToperation at line 42, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -1.4f && IN < 1.4f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -1.4f && IN < 1.4f) [L42] CALL, EXPR f(IN) VAL [\old(x)=2] [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) VAL [IN=2] [L42] CALL, EXPR fp(IN) VAL [\old(x)=2] [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) VAL [IN=2] [L42] float x = IN - f(IN)/fp(IN); [L44] CALL, EXPR f(x) VAL [\old(x)=3] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L44] RET, EXPR f(x) VAL [IN=2, x=3] [L44] CALL, EXPR fp(x) VAL [\old(x)=3] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L44] RET, EXPR fp(x) VAL [IN=2, x=3] [L44] x = x - f(x)/fp(x) [L46] CALL, EXPR f(x) VAL [\old(x)=4] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L46] RET, EXPR f(x) VAL [IN=2, x=4] [L46] CALL, EXPR fp(x) VAL [\old(x)=4] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L46] RET, EXPR fp(x) VAL [IN=2, x=4] [L46] x = x - f(x)/fp(x) [L50] COND TRUE !(x < 0.1) VAL [IN=2] [L51] reach_error() VAL [IN=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory was 83.2MB in the beginning and 83.2MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 182.49ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 106.0MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.31ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.70ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 104.0MB in the end (delta: 780.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 277.28ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 91.5MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 233.96ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 78.9MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.15ms. Allocated memory is still 142.6MB. Free memory was 78.7MB in the beginning and 78.5MB in the end (delta: 200.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 21:48:35,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/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_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b --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 3df3dc3bb1738e955623753f7e0a37e4c32635ed29b967d6ef98d4204effab31 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:48:37,646 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:48:37,723 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:48:37,748 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:48:37,749 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:48:37,749 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:48:37,750 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:48:37,750 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:48:37,750 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:48:37,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:48:37,750 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:48:37,750 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:48:37,750 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:48:37,751 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:48:37,751 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:48:37,751 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:48:37,751 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:48:37,751 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:48:37,751 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:48:37,751 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:48:37,752 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:48:37,752 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:48:37,752 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:48:37,752 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:48:37,752 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:48:37,752 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:48:37,752 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:37,752 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:48:37,753 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:48:37,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:48:37,753 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:48:37,753 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:48:37,753 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:48:37,753 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:48:37,753 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:48:37,753 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:48:37,753 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_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b 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 -> 3df3dc3bb1738e955623753f7e0a37e4c32635ed29b967d6ef98d4204effab31 [2024-12-05 21:48:37,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:48:37,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:48:37,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:48:37,995 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:48:37,995 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:48:37,996 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_3_7.i [2024-12-05 21:48:40,705 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/data/93f2b03fe/16537d4b160041e6bbfd8c94a668c81e/FLAG1e439a3f7 [2024-12-05 21:48:40,872 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:48:40,873 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/sv-benchmarks/c/floats-cdfpl/newton_3_7.i [2024-12-05 21:48:40,878 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/data/93f2b03fe/16537d4b160041e6bbfd8c94a668c81e/FLAG1e439a3f7 [2024-12-05 21:48:41,252 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/data/93f2b03fe/16537d4b160041e6bbfd8c94a668c81e [2024-12-05 21:48:41,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:48:41,255 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:48:41,256 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:48:41,256 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:48:41,259 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:48:41,259 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:48:41" (1/1) ... [2024-12-05 21:48:41,260 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2180e1f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:41, skipping insertion in model container [2024-12-05 21:48:41,260 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:48:41" (1/1) ... [2024-12-05 21:48:41,269 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:48:41,379 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_52d398bf-b47b-45d2-b1c4-9c453b4323c0/sv-benchmarks/c/floats-cdfpl/newton_3_7.i[1764,1777] [2024-12-05 21:48:41,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:48:41,392 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:48:41,405 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_52d398bf-b47b-45d2-b1c4-9c453b4323c0/sv-benchmarks/c/floats-cdfpl/newton_3_7.i[1764,1777] [2024-12-05 21:48:41,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:48:41,417 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:48:41,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:41 WrapperNode [2024-12-05 21:48:41,417 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:48:41,418 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:48:41,418 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:48:41,418 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:48:41,423 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:41" (1/1) ... [2024-12-05 21:48:41,429 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:41" (1/1) ... [2024-12-05 21:48:41,442 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-12-05 21:48:41,443 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:48:41,443 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:48:41,443 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:48:41,443 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:48:41,450 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:41" (1/1) ... [2024-12-05 21:48:41,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:41" (1/1) ... [2024-12-05 21:48:41,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:41" (1/1) ... [2024-12-05 21:48:41,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:41" (1/1) ... [2024-12-05 21:48:41,457 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:41" (1/1) ... [2024-12-05 21:48:41,458 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:41" (1/1) ... [2024-12-05 21:48:41,459 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:41" (1/1) ... [2024-12-05 21:48:41,460 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:41" (1/1) ... [2024-12-05 21:48:41,460 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:41" (1/1) ... [2024-12-05 21:48:41,462 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:48:41,462 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:48:41,462 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:48:41,462 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:48:41,463 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:48:41" (1/1) ... [2024-12-05 21:48:41,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:48:41,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:48:41,491 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:48:41,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:48:41,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:48:41,512 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-05 21:48:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-05 21:48:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:48:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-05 21:48:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-05 21:48:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:48:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:48:41,565 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:48:41,566 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:49:06,732 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-12-05 21:49:06,732 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:49:06,779 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:49:06,779 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:49:06,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:49:06 BoogieIcfgContainer [2024-12-05 21:49:06,779 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:49:06,780 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:49:06,780 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:49:06,787 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:49:06,788 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:49:06" (1/1) ... [2024-12-05 21:49:06,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:49:06,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:49:06,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-12-05 21:49:06,837 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-12-05 21:49:06,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:49:06,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:49:06,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:49:06,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:49:06,842 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:49:06,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52d398bf-b47b-45d2-b1c4-9c453b4323c0/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process