./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/square_8.i --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_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/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_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/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_1af24214-381e-4756-87e6-e790a47576b6/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 80c3dca82feaee551f8126572f1dcc09ca65938303a72a158f2c77643864b20a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:34:44,574 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:34:44,671 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:34:44,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:34:44,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:34:44,710 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:34:44,713 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:34:44,714 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:34:44,714 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:34:44,716 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:34:44,716 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:34:44,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:34:44,717 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:34:44,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:34:44,718 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:34:44,720 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:34:44,721 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:34:44,721 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:34:44,722 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:34:44,722 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:34:44,726 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:34:44,727 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:34:44,727 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:34:44,727 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:34:44,728 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:34:44,728 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:34:44,728 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:34:44,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:34:44,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:34:44,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:34:44,729 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:34:44,730 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:34:44,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:34:44,732 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_1af24214-381e-4756-87e6-e790a47576b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80c3dca82feaee551f8126572f1dcc09ca65938303a72a158f2c77643864b20a [2024-11-08 23:34:45,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:34:45,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:34:45,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:34:45,066 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:34:45,067 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:34:45,068 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/square_8.i Unable to find full path for "g++" [2024-11-08 23:34:47,069 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:34:47,336 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:34:47,336 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/sv-benchmarks/c/floats-cdfpl/square_8.i [2024-11-08 23:34:47,344 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/data/645123b42/1669fe9ec3644de6b4f90d04506b96aa/FLAG15d542a43 [2024-11-08 23:34:47,649 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/data/645123b42/1669fe9ec3644de6b4f90d04506b96aa [2024-11-08 23:34:47,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:34:47,654 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:34:47,655 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:34:47,656 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:34:47,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:34:47,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:34:47" (1/1) ... [2024-11-08 23:34:47,667 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dc51377 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:47, skipping insertion in model container [2024-11-08 23:34:47,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:34:47" (1/1) ... [2024-11-08 23:34:47,694 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:34:47,879 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_1af24214-381e-4756-87e6-e790a47576b6/sv-benchmarks/c/floats-cdfpl/square_8.i[1625,1638] [2024-11-08 23:34:47,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:34:47,900 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:34:47,922 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_1af24214-381e-4756-87e6-e790a47576b6/sv-benchmarks/c/floats-cdfpl/square_8.i[1625,1638] [2024-11-08 23:34:47,924 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:34:47,949 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:34:47,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:47 WrapperNode [2024-11-08 23:34:47,950 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:34:47,951 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:34:47,952 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:34:47,952 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:34:47,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:47" (1/1) ... [2024-11-08 23:34:47,972 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:47" (1/1) ... [2024-11-08 23:34:47,995 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21 [2024-11-08 23:34:47,996 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:34:47,997 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:34:47,997 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:34:47,997 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:34:48,008 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:47" (1/1) ... [2024-11-08 23:34:48,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:47" (1/1) ... [2024-11-08 23:34:48,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:47" (1/1) ... [2024-11-08 23:34:48,011 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:47" (1/1) ... [2024-11-08 23:34:48,015 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:47" (1/1) ... [2024-11-08 23:34:48,018 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:47" (1/1) ... [2024-11-08 23:34:48,019 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:47" (1/1) ... [2024-11-08 23:34:48,024 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:47" (1/1) ... [2024-11-08 23:34:48,025 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:34:48,026 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:34:48,030 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:34:48,030 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:34:48,031 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:47" (1/1) ... [2024-11-08 23:34:48,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:34:48,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:34:48,070 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:34:48,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:34:48,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:34:48,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:34:48,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:34:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:34:48,204 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:34:48,207 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:34:48,336 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-08 23:34:48,336 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:34:48,394 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:34:48,394 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:34:48,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:34:48 BoogieIcfgContainer [2024-11-08 23:34:48,395 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:34:48,396 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:34:48,396 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:34:48,407 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:34:48,407 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:34:48" (1/1) ... [2024-11-08 23:34:48,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:34:48,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:34:48,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 23:34:48,485 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 23:34:48,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:34:48,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:34:48,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:34:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:34:48,603 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:34:48,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:34:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:34:48,658 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:34:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:34:48,674 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:34:48,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:34:48 ImpRootNode [2024-11-08 23:34:48,697 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:34:48,698 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:34:48,698 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:34:48,698 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:34:48,699 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:34:48" (3/4) ... [2024-11-08 23:34:48,702 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:34:48,704 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:34:48,705 INFO L158 Benchmark]: Toolchain (without parser) took 1051.20ms. Allocated memory is still 155.2MB. Free memory was 124.1MB in the beginning and 87.5MB in the end (delta: 36.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-08 23:34:48,706 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:34:48,707 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.13ms. Allocated memory is still 155.2MB. Free memory was 124.1MB in the beginning and 111.7MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:34:48,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.62ms. Allocated memory is still 155.2MB. Free memory was 111.7MB in the beginning and 110.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:34:48,709 INFO L158 Benchmark]: Boogie Preprocessor took 29.04ms. Allocated memory is still 155.2MB. Free memory was 110.1MB in the beginning and 109.2MB in the end (delta: 957.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:34:48,711 INFO L158 Benchmark]: RCFGBuilder took 368.81ms. Allocated memory is still 155.2MB. Free memory was 109.2MB in the beginning and 98.8MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:34:48,712 INFO L158 Benchmark]: CodeCheck took 300.63ms. Allocated memory is still 155.2MB. Free memory was 98.8MB in the beginning and 87.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:34:48,713 INFO L158 Benchmark]: Witness Printer took 6.66ms. Allocated memory is still 155.2MB. Free memory was 87.8MB in the beginning and 87.5MB in the end (delta: 329.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:34:48,719 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 38]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 37, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L29] float IN = __VERIFIER_nondet_float(); [L30] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L24] COND FALSE !(!cond) [L30] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L32] float x = IN; [L34-L35] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L37] COND TRUE !(result >= 0.0f && result < 1.5f) [L38] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.13ms. Allocated memory is still 155.2MB. Free memory was 124.1MB in the beginning and 111.7MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.62ms. Allocated memory is still 155.2MB. Free memory was 111.7MB in the beginning and 110.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.04ms. Allocated memory is still 155.2MB. Free memory was 110.1MB in the beginning and 109.2MB in the end (delta: 957.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 368.81ms. Allocated memory is still 155.2MB. Free memory was 109.2MB in the beginning and 98.8MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 300.63ms. Allocated memory is still 155.2MB. Free memory was 98.8MB in the beginning and 87.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 6.66ms. Allocated memory is still 155.2MB. Free memory was 87.8MB in the beginning and 87.5MB in the end (delta: 329.5kB). 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 23:34:48,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/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 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_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/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_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/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_1af24214-381e-4756-87e6-e790a47576b6/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 80c3dca82feaee551f8126572f1dcc09ca65938303a72a158f2c77643864b20a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:34:51,738 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:34:51,869 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:34:51,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:34:51,922 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:34:51,923 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:34:51,924 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:34:51,924 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:34:51,925 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:34:51,926 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:34:51,926 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:34:51,927 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:34:51,927 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:34:51,930 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:34:51,931 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:34:51,931 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:34:51,932 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:34:51,932 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:34:51,932 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:34:51,933 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:34:51,933 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:34:51,935 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:34:51,935 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:34:51,939 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:34:51,939 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:34:51,940 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:34:51,940 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:34:51,940 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:34:51,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:34:51,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:34:51,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:34:51,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:34:51,942 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:34:51,942 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:34:51,942 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:34:51,943 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:34:51,943 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_1af24214-381e-4756-87e6-e790a47576b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80c3dca82feaee551f8126572f1dcc09ca65938303a72a158f2c77643864b20a [2024-11-08 23:34:52,333 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:34:52,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:34:52,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:34:52,371 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:34:52,372 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:34:52,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/square_8.i Unable to find full path for "g++" [2024-11-08 23:34:54,542 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:34:54,833 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:34:54,833 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/sv-benchmarks/c/floats-cdfpl/square_8.i [2024-11-08 23:34:54,840 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/data/121f57cc5/4501856fab25450984cd050aa895930f/FLAGd45562f7c [2024-11-08 23:34:54,857 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/data/121f57cc5/4501856fab25450984cd050aa895930f [2024-11-08 23:34:54,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:34:54,861 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:34:54,862 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:34:54,863 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:34:54,869 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:34:54,869 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:34:54" (1/1) ... [2024-11-08 23:34:54,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3432f88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:54, skipping insertion in model container [2024-11-08 23:34:54,872 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:34:54" (1/1) ... [2024-11-08 23:34:54,907 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:34:55,175 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_1af24214-381e-4756-87e6-e790a47576b6/sv-benchmarks/c/floats-cdfpl/square_8.i[1625,1638] [2024-11-08 23:34:55,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:34:55,207 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:34:55,230 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_1af24214-381e-4756-87e6-e790a47576b6/sv-benchmarks/c/floats-cdfpl/square_8.i[1625,1638] [2024-11-08 23:34:55,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:34:55,265 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:34:55,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:55 WrapperNode [2024-11-08 23:34:55,266 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:34:55,267 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:34:55,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:34:55,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:34:55,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:55" (1/1) ... [2024-11-08 23:34:55,292 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:55" (1/1) ... [2024-11-08 23:34:55,316 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2024-11-08 23:34:55,316 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:34:55,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:34:55,319 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:34:55,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:34:55,330 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:55" (1/1) ... [2024-11-08 23:34:55,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:55" (1/1) ... [2024-11-08 23:34:55,340 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:55" (1/1) ... [2024-11-08 23:34:55,341 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:55" (1/1) ... [2024-11-08 23:34:55,351 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:55" (1/1) ... [2024-11-08 23:34:55,356 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:55" (1/1) ... [2024-11-08 23:34:55,358 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:55" (1/1) ... [2024-11-08 23:34:55,359 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:55" (1/1) ... [2024-11-08 23:34:55,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:34:55,366 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:34:55,366 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:34:55,366 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:34:55,367 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:34:55" (1/1) ... [2024-11-08 23:34:55,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:34:55,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:34:55,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:34:55,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:34:55,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:34:55,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:34:55,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:34:55,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:34:55,550 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:34:55,553 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:35:05,791 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-08 23:35:05,791 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:35:05,900 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:35:05,900 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:35:05,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:35:05 BoogieIcfgContainer [2024-11-08 23:35:05,901 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:35:05,902 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:35:05,918 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:35:05,934 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:35:05,934 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:35:05" (1/1) ... [2024-11-08 23:35:05,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:35:06,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:35:06,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 23:35:06,007 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 23:35:06,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 23:35:06,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:35:06,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:35:06,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:35:06,014 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:35:06,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:35:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:35:09,299 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:35:19,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:35:19,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:35:19,601 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 23:35:19,606 INFO L158 Benchmark]: Toolchain (without parser) took 24744.15ms. Allocated memory is still 100.7MB. Free memory was 76.9MB in the beginning and 70.9MB in the end (delta: 6.0MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-11-08 23:35:19,607 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 100.7MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:35:19,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.30ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 63.7MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:35:19,608 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.16ms. Allocated memory is still 100.7MB. Free memory was 63.7MB in the beginning and 62.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:35:19,609 INFO L158 Benchmark]: Boogie Preprocessor took 46.59ms. Allocated memory is still 100.7MB. Free memory was 62.1MB in the beginning and 61.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:35:19,610 INFO L158 Benchmark]: RCFGBuilder took 10535.11ms. Allocated memory is still 100.7MB. Free memory was 60.7MB in the beginning and 78.3MB in the end (delta: -17.6MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2024-11-08 23:35:19,611 INFO L158 Benchmark]: CodeCheck took 13702.52ms. Allocated memory is still 100.7MB. Free memory was 77.9MB in the beginning and 70.9MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 23:35:19,615 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 0.65ms. Allocated memory is still 100.7MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 404.30ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 63.7MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.16ms. Allocated memory is still 100.7MB. Free memory was 63.7MB in the beginning and 62.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.59ms. Allocated memory is still 100.7MB. Free memory was 62.1MB in the beginning and 61.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10535.11ms. Allocated memory is still 100.7MB. Free memory was 60.7MB in the beginning and 78.3MB in the end (delta: -17.6MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * CodeCheck took 13702.52ms. Allocated memory is still 100.7MB. Free memory was 77.9MB in the beginning and 70.9MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:35:19,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1af24214-381e-4756-87e6-e790a47576b6/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