./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/filter2_iterated.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/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_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_iterated.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/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_9421457c-dd66-4546-bfd0-b6aadc8fc957/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 1b2a34283d37096850c6fa7d7933fe07674b3fa81a7da8c770f866e152d89627 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:42:48,608 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:42:48,698 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:42:48,707 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:42:48,709 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:42:48,739 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:42:48,742 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:42:48,743 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:42:48,744 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:42:48,746 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:42:48,746 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:42:48,746 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:42:48,747 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:42:48,747 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:42:48,748 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:42:48,748 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:42:48,751 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:42:48,751 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:42:48,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:42:48,752 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:42:48,752 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:42:48,753 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:42:48,753 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:42:48,753 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:42:48,754 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:42:48,754 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:42:48,754 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:42:48,754 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:42:48,755 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:42:48,755 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:42:48,755 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:42:48,756 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:42:48,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:42:48,756 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_9421457c-dd66-4546-bfd0-b6aadc8fc957/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b2a34283d37096850c6fa7d7933fe07674b3fa81a7da8c770f866e152d89627 [2024-11-08 22:42:49,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:42:49,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:42:49,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:42:49,068 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:42:49,068 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:42:49,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/filter2_iterated.c Unable to find full path for "g++" [2024-11-08 22:42:51,089 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:42:51,339 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:42:51,340 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/sv-benchmarks/c/float-benchs/filter2_iterated.c [2024-11-08 22:42:51,354 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/data/5bba6c31e/90e0128f4a7a43a881d6da9358427e90/FLAGff0977553 [2024-11-08 22:42:51,693 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/data/5bba6c31e/90e0128f4a7a43a881d6da9358427e90 [2024-11-08 22:42:51,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:42:51,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:42:51,699 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:42:51,700 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:42:51,705 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:42:51,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:51" (1/1) ... [2024-11-08 22:42:51,708 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@612dbbba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:51, skipping insertion in model container [2024-11-08 22:42:51,708 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:51" (1/1) ... [2024-11-08 22:42:51,742 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:42:51,966 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_9421457c-dd66-4546-bfd0-b6aadc8fc957/sv-benchmarks/c/float-benchs/filter2_iterated.c[447,460] [2024-11-08 22:42:51,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:42:52,011 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:42:52,022 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_9421457c-dd66-4546-bfd0-b6aadc8fc957/sv-benchmarks/c/float-benchs/filter2_iterated.c[447,460] [2024-11-08 22:42:52,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:42:52,059 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:42:52,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52 WrapperNode [2024-11-08 22:42:52,060 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:42:52,062 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:42:52,062 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:42:52,062 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:42:52,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,101 INFO L138 Inliner]: procedures = 17, calls = 53, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 107 [2024-11-08 22:42:52,105 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:42:52,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:42:52,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:42:52,106 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:42:52,119 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,122 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,123 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,136 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,138 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,139 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,142 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:42:52,143 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:42:52,143 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:42:52,143 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:42:52,144 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:42:52,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:42:52,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:42:52,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:42:52,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:42:52,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:42:52,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 22:42:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 22:42:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:42:52,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:42:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-08 22:42:52,327 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:42:52,332 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:42:52,518 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 22:42:52,518 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:42:52,788 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:42:52,789 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:42:52,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:42:52 BoogieIcfgContainer [2024-11-08 22:42:52,789 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:42:52,807 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:42:52,808 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:42:52,821 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:42:52,822 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:42:52" (1/1) ... [2024-11-08 22:42:52,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:42:52,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:42:52,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:42:52,882 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:42:52,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:42:52,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:42:52,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:42:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:42:53,226 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:42:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:42:53,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:42:53,794 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:42:53,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:42:53,932 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:42:53,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:42:53 ImpRootNode [2024-11-08 22:42:53,960 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:42:53,960 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:42:53,961 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:42:53,961 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:42:53,961 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:42:52" (3/4) ... [2024-11-08 22:42:53,964 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:42:53,965 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:42:53,966 INFO L158 Benchmark]: Toolchain (without parser) took 2268.19ms. Allocated memory is still 163.6MB. Free memory was 129.5MB in the beginning and 86.4MB in the end (delta: 43.1MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2024-11-08 22:42:53,967 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:42:53,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.48ms. Allocated memory is still 163.6MB. Free memory was 129.1MB in the beginning and 115.7MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:42:53,968 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.00ms. Allocated memory is still 163.6MB. Free memory was 115.7MB in the beginning and 113.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:42:53,969 INFO L158 Benchmark]: Boogie Preprocessor took 35.81ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 112.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:42:53,970 INFO L158 Benchmark]: RCFGBuilder took 646.78ms. Allocated memory is still 163.6MB. Free memory was 112.0MB in the beginning and 84.6MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 22:42:53,970 INFO L158 Benchmark]: CodeCheck took 1152.31ms. Allocated memory is still 163.6MB. Free memory was 132.4MB in the beginning and 86.4MB in the end (delta: 46.0MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2024-11-08 22:42:53,971 INFO L158 Benchmark]: Witness Printer took 4.79ms. Allocated memory is still 163.6MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:42:53,974 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, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 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: 9]: 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 63, overapproximation of to_real at line 58, overapproximation of someBinaryArithmeticDOUBLEoperation at line 62. Possible FailurePath: [L13] BOOLEAN INIT1, INIT2; [L14] float X, P; [L18] static float E[2], S[2]; [L38] static float E2[2], S2[2]; [L58] X = 0 [L59] INIT1 = TRUE [L60] INIT2 = TRUE VAL [E2={6:0}, E={4:0}, INIT1=1, INIT2=1, P=0, S2={7:0}, S={5:0}] [L61] COND TRUE \read(TRUE) [L62] X = 0.98*X + 85. [L63] COND FALSE !(X >= -400. && X <= 400.) [L68] COND FALSE !(X >= -800. && X <= 800.) [L74] CALL __VERIFIER_assert(X >= -1155. && X <= 4251.) [L9] COND TRUE !(cond) VAL [E2={6:0}, E={4:0}, INIT1=1, INIT2=1, P=0, S2={7:0}, S={5:0}] [L9] reach_error() VAL [E2={6:0}, E={4:0}, INIT1=1, INIT2=1, P=0, S2={7:0}, S={5:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.48ms. Allocated memory is still 163.6MB. Free memory was 129.1MB in the beginning and 115.7MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.00ms. Allocated memory is still 163.6MB. Free memory was 115.7MB in the beginning and 113.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.81ms. Allocated memory is still 163.6MB. Free memory was 113.6MB in the beginning and 112.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 646.78ms. Allocated memory is still 163.6MB. Free memory was 112.0MB in the beginning and 84.6MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 1152.31ms. Allocated memory is still 163.6MB. Free memory was 132.4MB in the beginning and 86.4MB in the end (delta: 46.0MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. * Witness Printer took 4.79ms. Allocated memory is still 163.6MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:42:54,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/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_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_iterated.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/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_9421457c-dd66-4546-bfd0-b6aadc8fc957/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 1b2a34283d37096850c6fa7d7933fe07674b3fa81a7da8c770f866e152d89627 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:42:56,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:42:56,530 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:42:56,574 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:42:56,575 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:42:56,576 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:42:56,576 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:42:56,577 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:42:56,578 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:42:56,579 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:42:56,579 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:42:56,580 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:42:56,580 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:42:56,580 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:42:56,581 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:42:56,581 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:42:56,582 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:42:56,582 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:42:56,585 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:42:56,585 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:42:56,588 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:42:56,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:42:56,589 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:42:56,589 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:42:56,590 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:42:56,590 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:42:56,590 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:42:56,590 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:42:56,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:42:56,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:42:56,592 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:42:56,593 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:42:56,594 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:42:56,594 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:42:56,595 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:42:56,595 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:42:56,595 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_9421457c-dd66-4546-bfd0-b6aadc8fc957/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b2a34283d37096850c6fa7d7933fe07674b3fa81a7da8c770f866e152d89627 [2024-11-08 22:42:57,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:42:57,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:42:57,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:42:57,077 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:42:57,078 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:42:57,080 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/filter2_iterated.c Unable to find full path for "g++" [2024-11-08 22:42:59,031 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:42:59,292 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:42:59,295 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/sv-benchmarks/c/float-benchs/filter2_iterated.c [2024-11-08 22:42:59,305 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/data/7a1a14141/c017d4b2eead48e4a967f356bc1e9367/FLAG453e0411b [2024-11-08 22:42:59,612 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/data/7a1a14141/c017d4b2eead48e4a967f356bc1e9367 [2024-11-08 22:42:59,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:42:59,616 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:42:59,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:42:59,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:42:59,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:42:59,623 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:59" (1/1) ... [2024-11-08 22:42:59,624 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fc9240d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:42:59, skipping insertion in model container [2024-11-08 22:42:59,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:42:59" (1/1) ... [2024-11-08 22:42:59,646 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:42:59,866 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_9421457c-dd66-4546-bfd0-b6aadc8fc957/sv-benchmarks/c/float-benchs/filter2_iterated.c[447,460] [2024-11-08 22:42:59,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:42:59,924 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:42:59,962 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_9421457c-dd66-4546-bfd0-b6aadc8fc957/sv-benchmarks/c/float-benchs/filter2_iterated.c[447,460] [2024-11-08 22:43:00,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:43:00,037 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:43:00,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:00 WrapperNode [2024-11-08 22:43:00,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:43:00,039 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:43:00,040 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:43:00,040 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:43:00,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:00" (1/1) ... [2024-11-08 22:43:00,064 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:00" (1/1) ... [2024-11-08 22:43:00,107 INFO L138 Inliner]: procedures = 18, calls = 53, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 108 [2024-11-08 22:43:00,109 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:43:00,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:43:00,111 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:43:00,112 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:43:00,121 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:00" (1/1) ... [2024-11-08 22:43:00,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:00" (1/1) ... [2024-11-08 22:43:00,129 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:00" (1/1) ... [2024-11-08 22:43:00,130 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:00" (1/1) ... [2024-11-08 22:43:00,153 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:00" (1/1) ... [2024-11-08 22:43:00,160 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:00" (1/1) ... [2024-11-08 22:43:00,162 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:00" (1/1) ... [2024-11-08 22:43:00,163 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:00" (1/1) ... [2024-11-08 22:43:00,170 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:43:00,171 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:43:00,171 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:43:00,172 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:43:00,173 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:43:00" (1/1) ... [2024-11-08 22:43:00,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:43:00,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:43:00,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:43:00,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:43:00,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:43:00,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 22:43:00,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:43:00,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 22:43:00,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:43:00,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:43:00,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 22:43:00,382 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:43:00,384 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:43:36,074 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 22:43:36,074 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:43:36,389 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:43:36,390 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:43:36,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:43:36 BoogieIcfgContainer [2024-11-08 22:43:36,390 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:43:36,392 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:43:36,392 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:43:36,405 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:43:36,405 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:43:36" (1/1) ... [2024-11-08 22:43:36,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:43:36,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:36,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:43:36,519 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:43:36,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:43:36,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:36,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:43:36,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:43:36,528 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:43:36,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:43:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:46,061 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:43:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:43:56,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:43:56,938 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) [2024-11-08 22:43:56,942 INFO L158 Benchmark]: Toolchain (without parser) took 57325.11ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 40.9MB in the beginning and 35.1MB in the end (delta: 5.8MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2024-11-08 22:43:56,943 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 65.0MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:43:56,943 INFO L158 Benchmark]: CACSL2BoogieTranslator took 421.39ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 40.7MB in the beginning and 60.7MB in the end (delta: -19.9MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2024-11-08 22:43:56,944 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.30ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 58.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:43:56,945 INFO L158 Benchmark]: Boogie Preprocessor took 60.34ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 56.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:43:56,946 INFO L158 Benchmark]: RCFGBuilder took 36219.47ms. Allocated memory is still 83.9MB. Free memory was 56.5MB in the beginning and 41.4MB in the end (delta: 15.2MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2024-11-08 22:43:56,947 INFO L158 Benchmark]: CodeCheck took 20549.08ms. Allocated memory is still 83.9MB. Free memory was 41.4MB in the beginning and 35.1MB in the end (delta: 6.3MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2024-11-08 22:43:56,957 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 0.66ms. Allocated memory is still 65.0MB. Free memory was 40.8MB in the beginning and 40.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 421.39ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 40.7MB in the beginning and 60.7MB in the end (delta: -19.9MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.30ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 58.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.34ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 56.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 36219.47ms. Allocated memory is still 83.9MB. Free memory was 56.5MB in the beginning and 41.4MB in the end (delta: 15.2MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * CodeCheck took 20549.08ms. Allocated memory is still 83.9MB. Free memory was 41.4MB in the beginning and 35.1MB in the end (delta: 6.3MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:43:57,180 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-08 22:43:57,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9421457c-dd66-4546-bfd0-b6aadc8fc957/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown