./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 15357de746283fe60d846c8349b4c6ce8cd7385cd186a6f3b39858042f1d66f7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:03:28,044 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:03:28,102 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:03:28,106 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:03:28,106 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:03:28,129 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:03:28,130 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:03:28,130 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:03:28,131 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:03:28,131 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:03:28,131 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:03:28,131 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:03:28,131 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:03:28,131 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:03:28,131 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:03:28,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:03:28,131 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:03:28,132 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:03:28,132 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:03:28,132 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:03:28,132 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:03:28,132 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:03:28,132 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:03:28,132 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:03:28,132 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:03:28,132 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:03:28,137 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:03:28,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:28,138 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:03:28,138 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:03:28,138 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:03:28,138 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:03:28,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:03:28,138 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_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15357de746283fe60d846c8349b4c6ce8cd7385cd186a6f3b39858042f1d66f7 [2024-11-13 23:03:28,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:03:28,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:03:28,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:03:28,506 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:03:28,507 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:03:28,508 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_1_4.i Unable to find full path for "g++" [2024-11-13 23:03:30,480 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:03:30,753 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:03:30,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/sv-benchmarks/c/floats-cdfpl/newton_1_4.i [2024-11-13 23:03:30,761 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/data/e3cfa160b/391be89cdddd46ccb39e497a79414476/FLAGffb898cec [2024-11-13 23:03:30,775 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/data/e3cfa160b/391be89cdddd46ccb39e497a79414476 [2024-11-13 23:03:30,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:03:30,780 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:03:30,781 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:30,781 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:03:30,786 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:03:30,787 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:30" (1/1) ... [2024-11-13 23:03:30,788 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10571aaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:30, skipping insertion in model container [2024-11-13 23:03:30,788 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:30" (1/1) ... [2024-11-13 23:03:30,805 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:03:30,975 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_78688ad1-acda-423c-b331-90c3cb4010de/sv-benchmarks/c/floats-cdfpl/newton_1_4.i[1722,1735] [2024-11-13 23:03:30,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:30,989 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:03:31,007 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_78688ad1-acda-423c-b331-90c3cb4010de/sv-benchmarks/c/floats-cdfpl/newton_1_4.i[1722,1735] [2024-11-13 23:03:31,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:31,024 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:03:31,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:31 WrapperNode [2024-11-13 23:03:31,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:31,026 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:31,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:03:31,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:03:31,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:31" (1/1) ... [2024-11-13 23:03:31,041 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:31" (1/1) ... [2024-11-13 23:03:31,059 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 30 [2024-11-13 23:03:31,060 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:31,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:03:31,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:03:31,061 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:03:31,068 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:31" (1/1) ... [2024-11-13 23:03:31,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:31" (1/1) ... [2024-11-13 23:03:31,069 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:31" (1/1) ... [2024-11-13 23:03:31,070 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:31" (1/1) ... [2024-11-13 23:03:31,074 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:31" (1/1) ... [2024-11-13 23:03:31,076 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:31" (1/1) ... [2024-11-13 23:03:31,079 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:31" (1/1) ... [2024-11-13 23:03:31,080 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:31" (1/1) ... [2024-11-13 23:03:31,081 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:03:31,086 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:03:31,086 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:03:31,086 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:03:31,088 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:31" (1/1) ... [2024-11-13 23:03:31,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:31,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:03:31,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:03:31,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:03:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:03:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:03:31,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:03:31,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:03:31,257 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:03:31,261 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:03:31,394 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 23:03:31,395 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:03:31,450 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:03:31,450 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:03:31,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:31 BoogieIcfgContainer [2024-11-13 23:03:31,451 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:03:31,452 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:03:31,452 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:03:31,464 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:03:31,464 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:31" (1/1) ... [2024-11-13 23:03:31,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:03:31,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:31,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 23:03:31,545 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 23:03:31,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:03:31,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:31,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:31,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:03:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:31,718 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:03:31,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:31,735 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:03:31,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:03:31 ImpRootNode [2024-11-13 23:03:31,757 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:03:31,758 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:03:31,760 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:03:31,761 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:03:31,761 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:31" (3/4) ... [2024-11-13 23:03:31,766 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:03:31,768 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:03:31,769 INFO L158 Benchmark]: Toolchain (without parser) took 988.98ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 58.9MB in the end (delta: 34.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:03:31,769 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:31,769 INFO L158 Benchmark]: CACSL2BoogieTranslator took 244.36ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.5MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:03:31,770 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.75ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:31,773 INFO L158 Benchmark]: Boogie Preprocessor took 21.10ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.7MB in the end (delta: 680.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:31,773 INFO L158 Benchmark]: RCFGBuilder took 364.74ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 69.2MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:03:31,774 INFO L158 Benchmark]: CodeCheck took 305.64ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 59.1MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:03:31,774 INFO L158 Benchmark]: Witness Printer took 9.69ms. Allocated memory is still 117.4MB. Free memory was 59.1MB in the beginning and 58.9MB in the end (delta: 212.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:31,780 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 > -0.8f && IN < 0.8f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -0.8f && IN < 0.8f) [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 0.24ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 244.36ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.5MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.75ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.10ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.7MB in the end (delta: 680.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 364.74ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 69.2MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 305.64ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 59.1MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 9.69ms. Allocated memory is still 117.4MB. Free memory was 59.1MB in the beginning and 58.9MB in the end (delta: 212.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:03:31,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 15357de746283fe60d846c8349b4c6ce8cd7385cd186a6f3b39858042f1d66f7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:03:34,619 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:03:34,743 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:03:34,801 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:03:34,802 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:03:34,802 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:03:34,803 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:03:34,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:03:34,803 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:03:34,803 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:03:34,804 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:03:34,804 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:03:34,804 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:03:34,804 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:03:34,804 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:03:34,804 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:03:34,804 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:03:34,804 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:03:34,804 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:03:34,805 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:03:34,805 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:03:34,805 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:03:34,805 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:03:34,805 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:03:34,805 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:03:34,805 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:03:34,805 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:03:34,806 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:03:34,806 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:03:34,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:34,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:03:34,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:03:34,808 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:03:34,808 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:03:34,809 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:03:34,809 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:03:34,810 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_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 15357de746283fe60d846c8349b4c6ce8cd7385cd186a6f3b39858042f1d66f7 [2024-11-13 23:03:35,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:03:35,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:03:35,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:03:35,195 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:03:35,195 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:03:35,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_1_4.i Unable to find full path for "g++" [2024-11-13 23:03:37,147 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:03:37,441 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:03:37,441 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/sv-benchmarks/c/floats-cdfpl/newton_1_4.i [2024-11-13 23:03:37,452 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/data/5f808ab55/16efe161612a4d52aac0f8f16255adb1/FLAG0470d18d2 [2024-11-13 23:03:37,744 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/data/5f808ab55/16efe161612a4d52aac0f8f16255adb1 [2024-11-13 23:03:37,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:03:37,753 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:03:37,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:37,757 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:03:37,764 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:03:37,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:37" (1/1) ... [2024-11-13 23:03:37,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6600c502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:37, skipping insertion in model container [2024-11-13 23:03:37,768 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:37" (1/1) ... [2024-11-13 23:03:37,787 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:03:38,002 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_78688ad1-acda-423c-b331-90c3cb4010de/sv-benchmarks/c/floats-cdfpl/newton_1_4.i[1722,1735] [2024-11-13 23:03:38,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:38,027 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:03:38,051 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_78688ad1-acda-423c-b331-90c3cb4010de/sv-benchmarks/c/floats-cdfpl/newton_1_4.i[1722,1735] [2024-11-13 23:03:38,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:38,082 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:03:38,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:38 WrapperNode [2024-11-13 23:03:38,083 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:38,084 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:38,085 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:03:38,085 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:03:38,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:38" (1/1) ... [2024-11-13 23:03:38,107 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:38" (1/1) ... [2024-11-13 23:03:38,132 INFO L138 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 31 [2024-11-13 23:03:38,135 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:38,135 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:03:38,136 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:03:38,136 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:03:38,144 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:38" (1/1) ... [2024-11-13 23:03:38,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:38" (1/1) ... [2024-11-13 23:03:38,148 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:38" (1/1) ... [2024-11-13 23:03:38,152 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:38" (1/1) ... [2024-11-13 23:03:38,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:38" (1/1) ... [2024-11-13 23:03:38,169 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:38" (1/1) ... [2024-11-13 23:03:38,170 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:38" (1/1) ... [2024-11-13 23:03:38,171 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:38" (1/1) ... [2024-11-13 23:03:38,177 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:03:38,178 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:03:38,182 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:03:38,182 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:03:38,183 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:38" (1/1) ... [2024-11-13 23:03:38,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:38,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:03:38,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:03:38,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:03:38,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:03:38,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:03:38,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:03:38,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:03:38,318 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:03:38,320 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:04:02,403 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-13 23:04:02,403 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:04:02,513 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:04:02,513 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:04:02,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:04:02 BoogieIcfgContainer [2024-11-13 23:04:02,514 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:04:02,515 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:04:02,515 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:04:02,526 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:04:02,527 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:04:02" (1/1) ... [2024-11-13 23:04:02,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:04:02,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:02,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 23:04:02,600 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 23:04:02,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:04:02,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:02,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:02,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:02,607 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:02,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78688ad1-acda-423c-b331-90c3cb4010de/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:07:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:07:00,535 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:12:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat