./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/square_5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 95850d9ace07be9fad13430ca25ab838987eafca40e87b378615766ec56483f7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:41:22,500 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:41:22,571 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:41:22,577 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:41:22,577 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:41:22,602 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:41:22,603 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:41:22,603 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:41:22,603 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:41:22,604 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:41:22,604 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:41:22,604 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:41:22,604 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:41:22,604 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:41:22,604 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:41:22,604 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:41:22,604 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:41:22,605 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:41:22,605 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:41:22,605 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:41:22,605 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:41:22,605 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:41:22,605 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:41:22,605 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:41:22,605 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:41:22,605 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:41:22,606 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:41:22,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:41:22,606 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:41:22,606 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:41:22,606 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:41:22,606 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:41:22,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:41:22,606 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95850d9ace07be9fad13430ca25ab838987eafca40e87b378615766ec56483f7 [2024-12-06 04:41:22,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:41:22,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:41:22,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:41:22,939 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:41:22,939 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:41:22,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/square_5.i [2024-12-06 04:41:26,345 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/data/d494c55a7/9aa585cba2684a4590eea095189cf74a/FLAG6c75bc4dc [2024-12-06 04:41:26,553 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:41:26,554 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/sv-benchmarks/c/floats-cdfpl/square_5.i [2024-12-06 04:41:26,563 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/data/d494c55a7/9aa585cba2684a4590eea095189cf74a/FLAG6c75bc4dc [2024-12-06 04:41:26,580 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/data/d494c55a7/9aa585cba2684a4590eea095189cf74a [2024-12-06 04:41:26,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:41:26,584 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:41:26,585 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:41:26,585 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:41:26,589 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:41:26,590 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:41:26" (1/1) ... [2024-12-06 04:41:26,591 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e028d26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:26, skipping insertion in model container [2024-12-06 04:41:26,591 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:41:26" (1/1) ... [2024-12-06 04:41:26,610 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:41:26,799 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_462bd197-efee-41cc-ae3b-14fdd74e840e/sv-benchmarks/c/floats-cdfpl/square_5.i[1628,1641] [2024-12-06 04:41:26,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:41:26,816 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:41:26,833 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_462bd197-efee-41cc-ae3b-14fdd74e840e/sv-benchmarks/c/floats-cdfpl/square_5.i[1628,1641] [2024-12-06 04:41:26,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:41:26,851 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:41:26,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:26 WrapperNode [2024-12-06 04:41:26,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:41:26,854 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:41:26,854 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:41:26,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:41:26,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:26" (1/1) ... [2024-12-06 04:41:26,871 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:26" (1/1) ... [2024-12-06 04:41:26,890 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21 [2024-12-06 04:41:26,890 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:41:26,891 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:41:26,891 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:41:26,891 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:41:26,899 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:26" (1/1) ... [2024-12-06 04:41:26,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:26" (1/1) ... [2024-12-06 04:41:26,900 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:26" (1/1) ... [2024-12-06 04:41:26,901 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:26" (1/1) ... [2024-12-06 04:41:26,905 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:26" (1/1) ... [2024-12-06 04:41:26,906 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:26" (1/1) ... [2024-12-06 04:41:26,908 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:26" (1/1) ... [2024-12-06 04:41:26,909 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:26" (1/1) ... [2024-12-06 04:41:26,910 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:26" (1/1) ... [2024-12-06 04:41:26,912 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:41:26,913 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:41:26,913 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:41:26,913 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:41:26,914 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:26" (1/1) ... [2024-12-06 04:41:26,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:41:26,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:41:26,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:41:26,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:41:26,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:41:26,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:41:26,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:41:26,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:41:27,056 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:41:27,058 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:41:27,150 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-06 04:41:27,150 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:41:27,191 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:41:27,191 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:41:27,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:41:27 BoogieIcfgContainer [2024-12-06 04:41:27,192 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:41:27,193 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:41:27,193 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:41:27,202 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:41:27,202 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:41:27" (1/1) ... [2024-12-06 04:41:27,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:41:27,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:27,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 04:41:27,262 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 04:41:27,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:41:27,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:27,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:41:27,343 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:41:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:41:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:41:27,391 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:41:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:41:27,409 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 04:41:27,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:41:27 ImpRootNode [2024-12-06 04:41:27,426 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:41:27,427 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:41:27,427 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:41:27,427 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:41:27,428 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:41:27" (3/4) ... [2024-12-06 04:41:27,430 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:41:27,431 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:41:27,432 INFO L158 Benchmark]: Toolchain (without parser) took 848.17ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 60.3MB in the end (delta: 33.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 04:41:27,432 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:41:27,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.91ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 82.3MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:41:27,433 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.49ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 81.3MB in the end (delta: 978.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:41:27,433 INFO L158 Benchmark]: Boogie Preprocessor took 21.32ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.5MB in the end (delta: 761.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:41:27,434 INFO L158 Benchmark]: RCFGBuilder took 279.32ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 70.7MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:41:27,434 INFO L158 Benchmark]: CodeCheck took 233.63ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 60.5MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:41:27,435 INFO L158 Benchmark]: Witness Printer took 4.19ms. Allocated memory is still 117.4MB. Free memory was 60.5MB in the beginning and 60.5MB in the end (delta: 12.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:41:27,437 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, ConComCheckerStatistics: 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 someBinaryFLOATComparisonOperation at line 30, 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 < 1.3985f) [L38] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.91ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 82.3MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.49ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 81.3MB in the end (delta: 978.5kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.32ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.5MB in the end (delta: 761.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 279.32ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 70.7MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 233.63ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 60.5MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.19ms. Allocated memory is still 117.4MB. Free memory was 60.5MB in the beginning and 60.5MB in the end (delta: 12.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 04:41:27,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/square_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 95850d9ace07be9fad13430ca25ab838987eafca40e87b378615766ec56483f7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:41:29,958 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:41:30,066 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:41:30,098 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:41:30,099 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:41:30,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:41:30,100 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:41:30,100 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:41:30,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:41:30,100 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:41:30,100 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:41:30,100 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:41:30,101 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:41:30,101 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:41:30,101 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:41:30,101 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:41:30,101 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:41:30,101 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:41:30,101 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:41:30,102 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:41:30,102 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:41:30,102 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:41:30,102 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:41:30,102 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:41:30,102 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:41:30,102 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:41:30,103 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:30,103 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:41:30,103 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:41:30,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:41:30,103 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:41:30,103 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:41:30,103 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:41:30,104 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:41:30,104 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:30,104 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:41:30,104 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95850d9ace07be9fad13430ca25ab838987eafca40e87b378615766ec56483f7 [2024-12-06 04:41:30,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:41:30,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:41:30,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:41:30,413 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:41:30,413 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:41:30,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/square_5.i [2024-12-06 04:41:33,901 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/data/b9625246a/fc47da971ad74b7897c557f98bc517d5/FLAG04efcc172 [2024-12-06 04:41:34,136 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:41:34,137 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/sv-benchmarks/c/floats-cdfpl/square_5.i [2024-12-06 04:41:34,148 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/data/b9625246a/fc47da971ad74b7897c557f98bc517d5/FLAG04efcc172 [2024-12-06 04:41:34,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/data/b9625246a/fc47da971ad74b7897c557f98bc517d5 [2024-12-06 04:41:34,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:41:34,173 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:41:34,175 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:41:34,175 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:41:34,181 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:41:34,182 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,183 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@409662e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34, skipping insertion in model container [2024-12-06 04:41:34,184 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,203 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:41:34,398 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_462bd197-efee-41cc-ae3b-14fdd74e840e/sv-benchmarks/c/floats-cdfpl/square_5.i[1628,1641] [2024-12-06 04:41:34,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:41:34,420 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:41:34,438 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_462bd197-efee-41cc-ae3b-14fdd74e840e/sv-benchmarks/c/floats-cdfpl/square_5.i[1628,1641] [2024-12-06 04:41:34,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:41:34,458 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:41:34,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34 WrapperNode [2024-12-06 04:41:34,459 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:41:34,460 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:41:34,460 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:41:34,460 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:41:34,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,478 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,498 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2024-12-06 04:41:34,498 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:41:34,499 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:41:34,499 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:41:34,499 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:41:34,509 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,512 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,519 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,521 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,523 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,526 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,528 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:41:34,530 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:41:34,530 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:41:34,530 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:41:34,531 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:41:34,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:41:34,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:41:34,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:41:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:41:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:41:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:41:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:41:34,684 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:41:34,688 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:41:44,887 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-12-06 04:41:44,888 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:41:44,941 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:41:44,941 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:41:44,942 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:41:44 BoogieIcfgContainer [2024-12-06 04:41:44,942 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:41:44,943 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:41:44,943 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:41:44,956 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:41:44,956 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:41:44" (1/1) ... [2024-12-06 04:41:44,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:41:45,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:45,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 04:41:45,022 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 04:41:45,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:41:45,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:45,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:41:45,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:41:45,028 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:41:45,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:54:42,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:54:42,386 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:54:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:54:52,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:54:52,714 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) [2024-12-06 04:54:52,719 INFO L158 Benchmark]: Toolchain (without parser) took 798545.12ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 65.8MB in the end (delta: 4.0MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2024-12-06 04:54:52,719 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:54:52,720 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.48ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 58.1MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:54:52,720 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.43ms. Allocated memory is still 92.3MB. Free memory was 58.1MB in the beginning and 57.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:54:52,721 INFO L158 Benchmark]: Boogie Preprocessor took 29.71ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 56.1MB in the end (delta: 912.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:54:52,721 INFO L158 Benchmark]: RCFGBuilder took 10412.26ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 44.7MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:54:52,722 INFO L158 Benchmark]: CodeCheck took 787774.17ms. Allocated memory is still 92.3MB. Free memory was 44.5MB in the beginning and 65.8MB in the end (delta: -21.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:54:52,724 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 0.41ms. Allocated memory is still 83.9MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.48ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 58.1MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.43ms. Allocated memory is still 92.3MB. Free memory was 58.1MB in the beginning and 57.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.71ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 56.1MB in the end (delta: 912.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10412.26ms. Allocated memory is still 92.3MB. Free memory was 56.0MB in the beginning and 44.7MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 787774.17ms. Allocated memory is still 92.3MB. Free memory was 44.5MB in the beginning and 65.8MB in the end (delta: -21.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:54:52,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_462bd197-efee-41cc-ae3b-14fdd74e840e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown