./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.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_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3 --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 497906435138d6e8ed86f6117a3a5c3feed8c22116354c349b2936471319931d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:13:04,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:13:04,515 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:13:04,524 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:13:04,524 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:13:04,564 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:13:04,565 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:13:04,565 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:13:04,566 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:13:04,566 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:13:04,568 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:13:04,569 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:13:04,569 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:13:04,569 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:13:04,570 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:13:04,570 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:13:04,570 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:13:04,570 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:13:04,571 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:13:04,571 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:13:04,571 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:13:04,571 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:13:04,571 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:13:04,571 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:13:04,571 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:13:04,571 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:13:04,572 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:13:04,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:13:04,572 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:13:04,572 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:13:04,573 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:13:04,573 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:13:04,573 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:13:04,573 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_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3 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 -> 497906435138d6e8ed86f6117a3a5c3feed8c22116354c349b2936471319931d [2024-11-25 03:13:04,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:13:04,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:13:04,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:13:04,922 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:13:04,922 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:13:04,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i [2024-11-25 03:13:07,868 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/data/17103c650/91b0dfc0ab0d4387b1bfb40589fb7fe0/FLAGdd2c0797c [2024-11-25 03:13:08,118 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:13:08,119 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i [2024-11-25 03:13:08,128 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/data/17103c650/91b0dfc0ab0d4387b1bfb40589fb7fe0/FLAGdd2c0797c [2024-11-25 03:13:08,153 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/data/17103c650/91b0dfc0ab0d4387b1bfb40589fb7fe0 [2024-11-25 03:13:08,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:13:08,158 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:13:08,159 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:13:08,159 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:13:08,165 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:13:08,166 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:13:08" (1/1) ... [2024-11-25 03:13:08,167 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@648eeb38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:08, skipping insertion in model container [2024-11-25 03:13:08,168 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:13:08" (1/1) ... [2024-11-25 03:13:08,202 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:13:08,358 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_86f87d94-556f-4e33-8b0f-6a2c8726f44d/sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i[807,820] [2024-11-25 03:13:08,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:13:08,378 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:13:08,388 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_86f87d94-556f-4e33-8b0f-6a2c8726f44d/sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i[807,820] [2024-11-25 03:13:08,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:13:08,403 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:13:08,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:08 WrapperNode [2024-11-25 03:13:08,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:13:08,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:13:08,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:13:08,406 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:13:08,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:08" (1/1) ... [2024-11-25 03:13:08,421 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:08" (1/1) ... [2024-11-25 03:13:08,440 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 24 [2024-11-25 03:13:08,441 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:13:08,441 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:13:08,442 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:13:08,442 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:13:08,449 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:08" (1/1) ... [2024-11-25 03:13:08,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:08" (1/1) ... [2024-11-25 03:13:08,451 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:08" (1/1) ... [2024-11-25 03:13:08,451 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:08" (1/1) ... [2024-11-25 03:13:08,456 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:08" (1/1) ... [2024-11-25 03:13:08,458 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:08" (1/1) ... [2024-11-25 03:13:08,460 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:08" (1/1) ... [2024-11-25 03:13:08,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:08" (1/1) ... [2024-11-25 03:13:08,467 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:08" (1/1) ... [2024-11-25 03:13:08,468 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:13:08,468 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:13:08,469 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:13:08,469 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:13:08,470 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:08" (1/1) ... [2024-11-25 03:13:08,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:13:08,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:13:08,512 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:13:08,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:13:08,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:13:08,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:13:08,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:13:08,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:13:08,609 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:13:08,611 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:13:08,716 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-25 03:13:08,716 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:13:08,753 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:13:08,758 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:13:08,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:13:08 BoogieIcfgContainer [2024-11-25 03:13:08,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:13:08,759 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:13:08,759 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:13:08,771 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:13:08,771 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:13:08" (1/1) ... [2024-11-25 03:13:08,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:13:08,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:13:08,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 03:13:08,841 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 03:13:08,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:13:08,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:13:08,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:13:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:13:08,944 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:13:08,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:13:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:13:08,997 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:13:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:13:09,008 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 03:13:09,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:13:09 ImpRootNode [2024-11-25 03:13:09,030 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:13:09,031 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:13:09,031 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:13:09,031 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:13:09,032 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:13:08" (3/4) ... [2024-11-25 03:13:09,035 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:13:09,036 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:13:09,040 INFO L158 Benchmark]: Toolchain (without parser) took 879.20ms. Allocated memory was 167.8MB in the beginning and 117.4MB in the end (delta: -50.3MB). Free memory was 145.4MB in the beginning and 62.8MB in the end (delta: 82.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 03:13:09,040 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 167.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:13:09,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.81ms. Allocated memory was 167.8MB in the beginning and 117.4MB in the end (delta: -50.3MB). Free memory was 145.0MB in the beginning and 84.1MB in the end (delta: 60.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:13:09,041 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.47ms. Allocated memory is still 117.4MB. Free memory was 84.1MB in the beginning and 83.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:13:09,041 INFO L158 Benchmark]: Boogie Preprocessor took 26.37ms. Allocated memory is still 117.4MB. Free memory was 83.0MB in the beginning and 82.2MB in the end (delta: 796.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:13:09,044 INFO L158 Benchmark]: RCFGBuilder took 290.08ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 72.6MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:13:09,044 INFO L158 Benchmark]: CodeCheck took 270.87ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 62.8MB in the end (delta: 9.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:13:09,045 INFO L158 Benchmark]: Witness Printer took 5.29ms. Allocated memory is still 117.4MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:13:09,050 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 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, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 13]: 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 23, overapproximation of someBinaryArithmeticFLOAToperation at line 21. Possible FailurePath: [L20] float x = 1.0f; [L21] float x1 = x/1.6f; [L23] COND FALSE !(x1 != x) [L29] CALL __VERIFIER_assert(x == 0) [L13] COND TRUE !(cond) [L13] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 167.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.81ms. Allocated memory was 167.8MB in the beginning and 117.4MB in the end (delta: -50.3MB). Free memory was 145.0MB in the beginning and 84.1MB in the end (delta: 60.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.47ms. Allocated memory is still 117.4MB. Free memory was 84.1MB in the beginning and 83.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.37ms. Allocated memory is still 117.4MB. Free memory was 83.0MB in the beginning and 82.2MB in the end (delta: 796.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 290.08ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 72.6MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 270.87ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 62.8MB in the end (delta: 9.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.29ms. Allocated memory is still 117.4MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 03:13:09,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/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_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3 --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 497906435138d6e8ed86f6117a3a5c3feed8c22116354c349b2936471319931d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:13:11,747 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:13:11,885 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:13:11,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:13:11,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:13:11,919 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:13:11,919 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:13:11,919 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:13:11,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:13:11,920 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:13:11,921 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:13:11,921 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:13:11,921 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:13:11,921 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:13:11,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:13:11,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:13:11,923 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:13:11,923 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:13:11,923 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:13:11,923 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:13:11,924 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:13:11,924 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:13:11,924 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:13:11,924 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:13:11,924 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:13:11,924 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:13:11,924 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:13:11,924 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:13:11,924 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:13:11,924 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:13:11,925 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:13:11,925 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:13:11,926 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:13:11,926 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:13:11,926 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:13:11,926 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:13:11,926 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_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3 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 -> 497906435138d6e8ed86f6117a3a5c3feed8c22116354c349b2936471319931d [2024-11-25 03:13:12,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:13:12,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:13:12,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:13:12,272 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:13:12,273 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:13:12,274 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i [2024-11-25 03:13:15,403 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/data/5115b0cf8/bf92bc7bf7a344479d45aed1c2d086e8/FLAG5f936d335 [2024-11-25 03:13:15,661 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:13:15,662 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i [2024-11-25 03:13:15,670 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/data/5115b0cf8/bf92bc7bf7a344479d45aed1c2d086e8/FLAG5f936d335 [2024-11-25 03:13:15,697 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/data/5115b0cf8/bf92bc7bf7a344479d45aed1c2d086e8 [2024-11-25 03:13:15,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:13:15,703 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:13:15,706 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:13:15,706 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:13:15,712 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:13:15,713 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:13:15" (1/1) ... [2024-11-25 03:13:15,714 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@436afc37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:15, skipping insertion in model container [2024-11-25 03:13:15,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:13:15" (1/1) ... [2024-11-25 03:13:15,733 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:13:15,919 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_86f87d94-556f-4e33-8b0f-6a2c8726f44d/sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i[807,820] [2024-11-25 03:13:15,935 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:13:15,952 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:13:15,966 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/sv-benchmarks/c/floats-esbmc-regression/Float_div_bad.i[807,820] [2024-11-25 03:13:15,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:13:15,992 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:13:15,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:15 WrapperNode [2024-11-25 03:13:15,994 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:13:15,995 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:13:15,996 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:13:15,996 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:13:16,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:15" (1/1) ... [2024-11-25 03:13:16,015 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:15" (1/1) ... [2024-11-25 03:13:16,033 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 25 [2024-11-25 03:13:16,034 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:13:16,034 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:13:16,034 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:13:16,035 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:13:16,041 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:15" (1/1) ... [2024-11-25 03:13:16,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:15" (1/1) ... [2024-11-25 03:13:16,044 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:15" (1/1) ... [2024-11-25 03:13:16,045 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:15" (1/1) ... [2024-11-25 03:13:16,053 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:15" (1/1) ... [2024-11-25 03:13:16,054 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:15" (1/1) ... [2024-11-25 03:13:16,060 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:15" (1/1) ... [2024-11-25 03:13:16,064 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:15" (1/1) ... [2024-11-25 03:13:16,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:15" (1/1) ... [2024-11-25 03:13:16,066 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:13:16,067 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:13:16,067 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:13:16,067 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:13:16,072 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:13:15" (1/1) ... [2024-11-25 03:13:16,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:13:16,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:13:16,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:13:16,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:13:16,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:13:16,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:13:16,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:13:16,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:13:16,225 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:13:16,227 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:13:16,715 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-25 03:13:16,715 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:13:16,750 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:13:16,750 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:13:16,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:13:16 BoogieIcfgContainer [2024-11-25 03:13:16,751 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:13:16,751 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:13:16,752 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:13:16,763 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:13:16,763 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:13:16" (1/1) ... [2024-11-25 03:13:16,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:13:16,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:13:16,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 03:13:16,833 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 03:13:16,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 03:13:16,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:13:16,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:13:16,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:13:16,841 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:13:16,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:13:17,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:13:17,316 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:13:17,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:13:17,453 INFO L256 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 03:13:17,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:13:17,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:13:17,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 03:13:20,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:13:22,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:13:22,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:13:22,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-25 03:13:22,556 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-25 03:13:22,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 03:13:22,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:13:22,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:13:22,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:13:22,562 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:13:22,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 03:13:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:13:23,185 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:13:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:13:26,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 03:13:26,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:13:33,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:13:33,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 03:13:43,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:14:10,304 WARN L286 SmtUtils]: Spent 14.08s on a formula simplification that was a NOOP. DAG size: 23 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:14:28,333 WARN L286 SmtUtils]: Spent 8.05s on a formula simplification that was a NOOP. DAG size: 24 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:14:29,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:14:33,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:14:38,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:14:40,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:14:41,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:14:43,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:14:48,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:14:49,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:14:55,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:14:56,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:14:56,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2024-11-25 03:14:56,092 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2024-11-25 03:14:56,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 03:14:56,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:14:56,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:14:56,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:14:56,099 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:14:56,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 03:14:56,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:14:56,986 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:15:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:15:01,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 03:15:01,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:16:08,946 WARN L286 SmtUtils]: Spent 7.79s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:16:09,007 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:16:09,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 03:17:21,299 WARN L286 SmtUtils]: Spent 9.48s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:18:58,686 WARN L286 SmtUtils]: Spent 52.73s on a formula simplification that was a NOOP. DAG size: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:20:41,961 WARN L286 SmtUtils]: Spent 1.05m on a formula simplification that was a NOOP. DAG size: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:20:43,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:20:47,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:20:49,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:20:54,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.17s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:21:04,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:21:09,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:21:15,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.68s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:21:19,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:21:29,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:21:36,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:21:44,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.88s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:21:54,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 03:21:55,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:21:55,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 11 states and 17 transitions. [2024-11-25 03:21:55,120 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 17 transitions. [2024-11-25 03:21:55,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:21:55,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:21:55,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:21:55,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:21:55,124 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:21:55,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 03:21:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:21:56,475 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:22:06,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:22:06,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 03:22:06,880 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) [2024-11-25 03:22:06,885 INFO L158 Benchmark]: Toolchain (without parser) took 531182.38ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 24.8MB in the end (delta: 35.8MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2024-11-25 03:22:06,886 INFO L158 Benchmark]: CDTParser took 3.65ms. Allocated memory is still 83.9MB. Free memory was 64.7MB in the beginning and 64.6MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:22:06,886 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.12ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 49.2MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:22:06,887 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.30ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 48.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:22:06,887 INFO L158 Benchmark]: Boogie Preprocessor took 32.10ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 47.1MB in the end (delta: 924.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:22:06,887 INFO L158 Benchmark]: RCFGBuilder took 683.79ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 36.9MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:22:06,888 INFO L158 Benchmark]: CodeCheck took 530132.76ms. Allocated memory is still 83.9MB. Free memory was 36.9MB in the beginning and 24.8MB in the end (delta: 12.2MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-11-25 03:22:06,890 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 3.65ms. Allocated memory is still 83.9MB. Free memory was 64.7MB in the beginning and 64.6MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.12ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 49.2MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.30ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 48.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.10ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 47.1MB in the end (delta: 924.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 683.79ms. Allocated memory is still 83.9MB. Free memory was 47.1MB in the beginning and 36.9MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 530132.76ms. Allocated memory is still 83.9MB. Free memory was 36.9MB in the beginning and 24.8MB in the end (delta: 12.2MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:22:06,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f87d94-556f-4e33-8b0f-6a2c8726f44d/bin/ukojak-verify-ENZ3QT5qd3/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