./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/filter2_reinit.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_reinit.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77348271d6b3efbe553fb980482d4643f648de35ae877e068f35f88b7419ce44 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:00:07,288 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:00:07,400 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:00:07,405 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:00:07,405 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:00:07,447 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:00:07,451 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:00:07,452 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:00:07,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:00:07,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:00:07,453 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:00:07,456 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:00:07,456 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:00:07,457 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:00:07,457 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:00:07,458 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:00:07,458 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:00:07,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:00:07,459 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:00:07,461 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:00:07,462 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:00:07,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:00:07,466 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:00:07,466 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:00:07,467 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:00:07,467 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:00:07,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:00:07,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:07,468 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:00:07,468 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:00:07,469 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:00:07,473 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:00:07,474 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:00:07,474 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77348271d6b3efbe553fb980482d4643f648de35ae877e068f35f88b7419ce44 [2024-11-09 00:00:07,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:00:07,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:00:07,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:00:07,828 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:00:07,829 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:00:07,830 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/filter2_reinit.c Unable to find full path for "g++" [2024-11-09 00:00:09,886 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:00:10,082 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:00:10,083 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/sv-benchmarks/c/float-benchs/filter2_reinit.c [2024-11-09 00:00:10,090 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/data/e905f029d/1ef241d8973f4e36978c3284338fc7b4/FLAG1d5e1c457 [2024-11-09 00:00:10,462 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/data/e905f029d/1ef241d8973f4e36978c3284338fc7b4 [2024-11-09 00:00:10,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:00:10,468 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:00:10,470 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:10,470 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:00:10,476 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:00:10,477 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:10" (1/1) ... [2024-11-09 00:00:10,480 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c569df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:10, skipping insertion in model container [2024-11-09 00:00:10,480 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:10" (1/1) ... [2024-11-09 00:00:10,513 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:00:10,725 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_7f4a9c24-0a6d-473d-a570-078a19aaa679/sv-benchmarks/c/float-benchs/filter2_reinit.c[700,713] [2024-11-09 00:00:10,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:10,764 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:00:10,776 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_7f4a9c24-0a6d-473d-a570-078a19aaa679/sv-benchmarks/c/float-benchs/filter2_reinit.c[700,713] [2024-11-09 00:00:10,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:10,810 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:00:10,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:10 WrapperNode [2024-11-09 00:00:10,811 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:10,812 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:10,812 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:00:10,812 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:00:10,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:10" (1/1) ... [2024-11-09 00:00:10,828 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:10" (1/1) ... [2024-11-09 00:00:10,845 INFO L138 Inliner]: procedures = 15, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2024-11-09 00:00:10,845 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:10,846 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:00:10,846 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:00:10,846 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:00:10,855 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:10" (1/1) ... [2024-11-09 00:00:10,856 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:10" (1/1) ... [2024-11-09 00:00:10,857 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:10" (1/1) ... [2024-11-09 00:00:10,857 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:10" (1/1) ... [2024-11-09 00:00:10,861 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:10" (1/1) ... [2024-11-09 00:00:10,864 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:10" (1/1) ... [2024-11-09 00:00:10,866 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:10" (1/1) ... [2024-11-09 00:00:10,866 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:10" (1/1) ... [2024-11-09 00:00:10,868 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:00:10,869 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:00:10,869 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:00:10,869 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:00:10,870 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:10" (1/1) ... [2024-11-09 00:00:10,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:10,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:00:10,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:00:10,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:00:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:00:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:00:10,939 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:00:10,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:00:10,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:00:10,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:00:11,018 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:00:11,021 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:00:11,193 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-09 00:00:11,193 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:00:11,251 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:00:11,251 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:00:11,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:11 BoogieIcfgContainer [2024-11-09 00:00:11,252 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:00:11,253 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:00:11,253 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:00:11,265 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:00:11,265 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:11" (1/1) ... [2024-11-09 00:00:11,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:00:11,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:11,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-09 00:00:11,343 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-09 00:00:11,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:00:11,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:11,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:00:11,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:11,512 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:00:11,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:11,646 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:00:11,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:00:11,695 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:00:11,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:00:11 ImpRootNode [2024-11-09 00:00:11,729 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:00:11,730 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:00:11,730 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:00:11,730 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:00:11,731 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:11" (3/4) ... [2024-11-09 00:00:11,734 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:00:11,736 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:00:11,737 INFO L158 Benchmark]: Toolchain (without parser) took 1269.08ms. Allocated memory is still 146.8MB. Free memory was 109.3MB in the beginning and 82.1MB in the end (delta: 27.2MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2024-11-09 00:00:11,738 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 109.1MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:11,738 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.19ms. Allocated memory is still 146.8MB. Free memory was 109.3MB in the beginning and 114.2MB in the end (delta: -4.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:00:11,739 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.43ms. Allocated memory is still 146.8MB. Free memory was 114.2MB in the beginning and 112.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:00:11,740 INFO L158 Benchmark]: Boogie Preprocessor took 22.21ms. Allocated memory is still 146.8MB. Free memory was 112.8MB in the beginning and 111.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:11,741 INFO L158 Benchmark]: RCFGBuilder took 383.30ms. Allocated memory is still 146.8MB. Free memory was 111.4MB in the beginning and 98.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:00:11,742 INFO L158 Benchmark]: CodeCheck took 476.15ms. Allocated memory is still 146.8MB. Free memory was 98.8MB in the beginning and 82.8MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:00:11,742 INFO L158 Benchmark]: Witness Printer took 6.35ms. Allocated memory is still 146.8MB. Free memory was 82.8MB in the beginning and 82.1MB in the end (delta: 674.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:11,746 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 2 procedures, 16 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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, 16 NumberOfCodeBlocks, 16 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: 18]: 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 someBinaryDOUBLEComparisonOperation at line 53, overapproximation of to_real at line 31, overapproximation of someBinaryArithmeticDOUBLEoperation at line 51. Possible FailurePath: [L23] double E, E0, E1, S0, S1, S; [L24] int i; [L26] E = __VERIFIER_nondet_double() [L27] E0 = __VERIFIER_nondet_double() [L28] CALL assume_abort_if_not(E >= 0. && E <= 1.) VAL [\old(cond)=1] [L16] COND FALSE !(!cond) [L28] RET assume_abort_if_not(E >= 0. && E <= 1.) [L29] CALL assume_abort_if_not(E0 >= 0. && E0 <= 1.) VAL [\old(cond)=1] [L16] COND FALSE !(!cond) [L29] RET assume_abort_if_not(E0 >= 0. && E0 <= 1.) [L31] S0 = 0 [L32] S = 0 [L34] i = 0 VAL [i=0] [L34] COND FALSE !(i <= 1000000) VAL [i=0] [L34] COND TRUE i <= 1000000 [L36] E1 = E0 [L37] E0 = E [L39] E = __VERIFIER_nondet_double() [L40] CALL assume_abort_if_not(E >= 0. && E <= 1.) VAL [\old(cond)=1] [L16] COND FALSE !(!cond) [L40] RET assume_abort_if_not(E >= 0. && E <= 1.) VAL [E0=2, i=0] [L42] COND TRUE __VERIFIER_nondet_int() [L43] E1 = E [L44] E0 = E [L45] S0 = E [L46] S = E [L49] S1 = S0 [L50] S0 = S [L51] S = 0.7*E - E0*1.3 + E1*1.1 + S0*1.4 - S1*0.7 [L53] CALL __VERIFIER_assert(S >= -4. && S <= 4.) [L18] COND TRUE !(cond) [L18] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 109.1MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.19ms. Allocated memory is still 146.8MB. Free memory was 109.3MB in the beginning and 114.2MB in the end (delta: -4.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.43ms. Allocated memory is still 146.8MB. Free memory was 114.2MB in the beginning and 112.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.21ms. Allocated memory is still 146.8MB. Free memory was 112.8MB in the beginning and 111.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 383.30ms. Allocated memory is still 146.8MB. Free memory was 111.4MB in the beginning and 98.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 476.15ms. Allocated memory is still 146.8MB. Free memory was 98.8MB in the beginning and 82.8MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.35ms. Allocated memory is still 146.8MB. Free memory was 82.8MB in the beginning and 82.1MB in the end (delta: 674.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:00:11,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_reinit.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77348271d6b3efbe553fb980482d4643f648de35ae877e068f35f88b7419ce44 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:00:14,418 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:00:14,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:00:14,538 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:00:14,540 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:00:14,541 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:00:14,542 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:00:14,543 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:00:14,546 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:00:14,546 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:00:14,546 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:00:14,547 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:00:14,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:00:14,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:00:14,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:00:14,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:00:14,548 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:00:14,549 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:00:14,549 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:00:14,552 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:00:14,553 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:00:14,556 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:00:14,557 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:00:14,557 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:00:14,557 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:00:14,558 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:00:14,558 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:14,558 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:00:14,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:00:14,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:14,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:00:14,559 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:00:14,559 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:00:14,560 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:00:14,560 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:14,561 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:00:14,562 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77348271d6b3efbe553fb980482d4643f648de35ae877e068f35f88b7419ce44 [2024-11-09 00:00:14,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:00:15,025 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:00:15,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:00:15,031 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:00:15,033 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:00:15,034 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/filter2_reinit.c Unable to find full path for "g++" [2024-11-09 00:00:17,217 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:00:17,464 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:00:17,466 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/sv-benchmarks/c/float-benchs/filter2_reinit.c [2024-11-09 00:00:17,473 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/data/e775f62f1/e77ab08e44484d63a280338dc947afed/FLAGf1ff00dff [2024-11-09 00:00:17,487 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/data/e775f62f1/e77ab08e44484d63a280338dc947afed [2024-11-09 00:00:17,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:00:17,493 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:00:17,494 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:17,495 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:00:17,502 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:00:17,502 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:17" (1/1) ... [2024-11-09 00:00:17,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26cab393 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:17, skipping insertion in model container [2024-11-09 00:00:17,508 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:00:17" (1/1) ... [2024-11-09 00:00:17,536 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:00:17,764 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_7f4a9c24-0a6d-473d-a570-078a19aaa679/sv-benchmarks/c/float-benchs/filter2_reinit.c[700,713] [2024-11-09 00:00:17,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:17,810 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:00:17,825 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_7f4a9c24-0a6d-473d-a570-078a19aaa679/sv-benchmarks/c/float-benchs/filter2_reinit.c[700,713] [2024-11-09 00:00:17,839 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:00:17,861 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:00:17,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:17 WrapperNode [2024-11-09 00:00:17,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:00:17,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:17,863 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:00:17,863 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:00:17,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:17" (1/1) ... [2024-11-09 00:00:17,883 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:17" (1/1) ... [2024-11-09 00:00:17,905 INFO L138 Inliner]: procedures = 16, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2024-11-09 00:00:17,906 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:00:17,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:00:17,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:00:17,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:00:17,936 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:17" (1/1) ... [2024-11-09 00:00:17,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:17" (1/1) ... [2024-11-09 00:00:17,944 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:17" (1/1) ... [2024-11-09 00:00:17,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:17" (1/1) ... [2024-11-09 00:00:17,958 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:17" (1/1) ... [2024-11-09 00:00:17,965 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:17" (1/1) ... [2024-11-09 00:00:17,966 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:17" (1/1) ... [2024-11-09 00:00:17,967 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:17" (1/1) ... [2024-11-09 00:00:17,974 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:00:17,978 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:00:17,978 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:00:17,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:00:17,979 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:00:17" (1/1) ... [2024-11-09 00:00:17,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:00:17,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:00:18,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:00:18,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:00:18,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:00:18,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:00:18,049 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:00:18,049 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:00:18,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:00:18,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:00:18,142 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:00:18,145 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:00:28,692 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-09 00:00:28,692 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:00:28,753 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:00:28,753 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:00:28,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:28 BoogieIcfgContainer [2024-11-09 00:00:28,757 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:00:28,758 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:00:28,758 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:00:28,770 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:00:28,772 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:00:28" (1/1) ... [2024-11-09 00:00:28,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:00:28,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:28,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-09 00:00:28,853 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-09 00:00:28,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:00:28,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:28,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:28,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:28,858 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:28,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:00:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:38,315 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:00:48,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:00:48,958 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:00:48,965 INFO L158 Benchmark]: Toolchain (without parser) took 31471.07ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 46.7MB in the beginning and 66.9MB in the end (delta: -20.2MB). Peak memory consumption was 824.1kB. Max. memory is 16.1GB. [2024-11-09 00:00:48,966 INFO L158 Benchmark]: CDTParser took 0.77ms. Allocated memory is still 71.3MB. Free memory was 47.4MB in the beginning and 47.3MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:48,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.77ms. Allocated memory is still 71.3MB. Free memory was 46.5MB in the beginning and 33.1MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:00:48,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.60ms. Allocated memory is still 71.3MB. Free memory was 33.1MB in the beginning and 31.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:48,970 INFO L158 Benchmark]: Boogie Preprocessor took 66.37ms. Allocated memory is still 71.3MB. Free memory was 31.6MB in the beginning and 49.9MB in the end (delta: -18.2MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2024-11-09 00:00:48,971 INFO L158 Benchmark]: RCFGBuilder took 10778.40ms. Allocated memory is still 71.3MB. Free memory was 49.9MB in the beginning and 36.6MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:00:48,973 INFO L158 Benchmark]: CodeCheck took 20205.78ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 36.6MB in the beginning and 66.9MB in the end (delta: -30.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:00:48,979 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77ms. Allocated memory is still 71.3MB. Free memory was 47.4MB in the beginning and 47.3MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.77ms. Allocated memory is still 71.3MB. Free memory was 46.5MB in the beginning and 33.1MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.60ms. Allocated memory is still 71.3MB. Free memory was 33.1MB in the beginning and 31.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 66.37ms. Allocated memory is still 71.3MB. Free memory was 31.6MB in the beginning and 49.9MB in the end (delta: -18.2MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. * RCFGBuilder took 10778.40ms. Allocated memory is still 71.3MB. Free memory was 49.9MB in the beginning and 36.6MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 20205.78ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 36.6MB in the beginning and 66.9MB in the end (delta: -30.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:00:49,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f4a9c24-0a6d-473d-a570-078a19aaa679/bin/ukojak-verify-ImItNfHLgk/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown