./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-0.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_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/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_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/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_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/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 c25fdf54b6f541c81bd34c83e620d33eb23d78f7c7642cf05a1f51f35a823e8e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:28:48,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:28:48,171 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:28:48,176 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:28:48,176 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:28:48,198 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:28:48,199 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:28:48,200 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:28:48,200 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:28:48,200 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:28:48,200 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:28:48,200 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:28:48,201 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:28:48,201 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:28:48,201 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:28:48,201 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:28:48,201 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:28:48,201 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:28:48,201 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:28:48,201 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:28:48,201 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:28:48,201 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:28:48,201 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:28:48,202 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:28:48,202 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:28:48,202 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:28:48,202 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:28:48,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:28:48,202 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:28:48,202 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:28:48,202 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:28:48,202 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:28:48,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:28:48,203 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_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/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 -> c25fdf54b6f541c81bd34c83e620d33eb23d78f7c7642cf05a1f51f35a823e8e [2024-12-05 21:28:48,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:28:48,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:28:48,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:28:48,470 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:28:48,470 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:28:48,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-0.i [2024-12-05 21:28:51,402 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/data/e68b7b77d/dd464528fe2a433ba47673b051c9a62c/FLAGd0b161b15 [2024-12-05 21:28:51,608 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:28:51,608 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-0.i [2024-12-05 21:28:51,615 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/data/e68b7b77d/dd464528fe2a433ba47673b051c9a62c/FLAGd0b161b15 [2024-12-05 21:28:51,631 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/data/e68b7b77d/dd464528fe2a433ba47673b051c9a62c [2024-12-05 21:28:51,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:28:51,634 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:28:51,636 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:28:51,636 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:28:51,640 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:28:51,641 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:28:51" (1/1) ... [2024-12-05 21:28:51,641 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3acc20ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:51, skipping insertion in model container [2024-12-05 21:28:51,642 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:28:51" (1/1) ... [2024-12-05 21:28:51,659 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:28:51,785 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_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-0.i[914,927] [2024-12-05 21:28:51,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:28:51,836 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:28:51,846 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_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-0.i[914,927] [2024-12-05 21:28:51,867 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:28:51,882 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:28:51,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:51 WrapperNode [2024-12-05 21:28:51,883 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:28:51,884 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:28:51,884 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:28:51,884 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:28:51,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:51" (1/1) ... [2024-12-05 21:28:51,897 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:51" (1/1) ... [2024-12-05 21:28:51,918 INFO L138 Inliner]: procedures = 26, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 112 [2024-12-05 21:28:51,919 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:28:51,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:28:51,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:28:51,919 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:28:51,926 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:51" (1/1) ... [2024-12-05 21:28:51,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:51" (1/1) ... [2024-12-05 21:28:51,928 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:51" (1/1) ... [2024-12-05 21:28:51,928 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:51" (1/1) ... [2024-12-05 21:28:51,933 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:51" (1/1) ... [2024-12-05 21:28:51,934 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:51" (1/1) ... [2024-12-05 21:28:51,938 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:51" (1/1) ... [2024-12-05 21:28:51,939 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:51" (1/1) ... [2024-12-05 21:28:51,940 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:51" (1/1) ... [2024-12-05 21:28:51,942 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:28:51,943 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:28:51,943 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:28:51,943 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:28:51,944 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:51" (1/1) ... [2024-12-05 21:28:51,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:28:51,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:28:51,971 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:28:51,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:28:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:28:51,998 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:28:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:28:51,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:28:51,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:28:51,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:28:52,061 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:28:52,063 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:28:52,266 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-05 21:28:52,266 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:28:52,403 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:28:52,403 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:28:52,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:28:52 BoogieIcfgContainer [2024-12-05 21:28:52,403 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:28:52,404 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:28:52,404 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:28:52,413 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:28:52,414 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:28:52" (1/1) ... [2024-12-05 21:28:52,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:28:52,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:28:52,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2024-12-05 21:28:52,467 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-12-05 21:28:52,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 21:28:52,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:28:52,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:28:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:28:52,700 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:28:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:28:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:28:52,920 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:28:52,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:28:52,991 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 21:28:53,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:28:53 ImpRootNode [2024-12-05 21:28:53,032 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:28:53,032 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:28:53,032 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:28:53,032 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:28:53,033 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:28:52" (3/4) ... [2024-12-05 21:28:53,035 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 21:28:53,036 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:28:53,037 INFO L158 Benchmark]: Toolchain (without parser) took 1402.21ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 78.2MB in the end (delta: 41.1MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-12-05 21:28:53,037 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:28:53,037 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.56ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 106.1MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:28:53,038 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.89ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 104.1MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:28:53,038 INFO L158 Benchmark]: Boogie Preprocessor took 23.02ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 102.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:28:53,039 INFO L158 Benchmark]: RCFGBuilder took 460.32ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 70.1MB in the end (delta: 32.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-05 21:28:53,039 INFO L158 Benchmark]: CodeCheck took 627.72ms. Allocated memory is still 142.6MB. Free memory was 69.9MB in the beginning and 78.2MB in the end (delta: -8.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:28:53,039 INFO L158 Benchmark]: Witness Printer took 3.77ms. Allocated memory is still 142.6MB. Free memory was 78.2MB in the beginning and 78.2MB in the end (delta: 13.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:28:53,042 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 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: 19]: 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 99, overapproximation of someBinaryFLOATComparisonOperation at line 101, overapproximation of someBinaryFLOATComparisonOperation at line 112, overapproximation of someBinaryDOUBLEComparisonOperation at line 49, overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 95. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 0; [L23] signed long int var_1_5 = 2; [L24] signed short int var_1_6 = -10; [L25] unsigned long int var_1_7 = 1; [L26] unsigned char var_1_8 = 0; [L27] unsigned long int var_1_9 = 3470417420; [L28] unsigned char var_1_10 = 0; [L29] double var_1_12 = 25.6; [L30] double var_1_13 = 1.75; [L31] float var_1_14 = 5.4; [L32] float var_1_15 = 127.5; [L33] float var_1_16 = 3.5; [L34] signed long int var_1_17 = 64; [L35] signed long int last_1_var_1_1 = 0; [L36] signed long int last_1_var_1_5 = 2; [L37] signed short int last_1_var_1_6 = -10; [L38] unsigned long int last_1_var_1_7 = 1; [L39] float last_1_var_1_14 = 5.4; [L40] signed long int last_1_var_1_17 = 64; [L116] isInitial = 1 [L117] FCALL initially() [L119] CALL updateLastVariables() [L104] last_1_var_1_1 = var_1_1 [L105] last_1_var_1_5 = var_1_5 [L106] last_1_var_1_6 = var_1_6 [L107] last_1_var_1_7 = var_1_7 [L108] last_1_var_1_14 = var_1_14 [L109] last_1_var_1_17 = var_1_17 [L119] RET updateLastVariables() [L120] CALL updateVariables() [L87] var_1_9 = __VERIFIER_nondet_ulong() [L88] CALL assume_abort_if_not(var_1_9 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_9 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L89] CALL assume_abort_if_not(var_1_9 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_9 <= 4294967295) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L90] var_1_10 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L92] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L93] var_1_12 = __VERIFIER_nondet_double() [L94] CALL assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L95] CALL assume_abort_if_not(var_1_12 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_12 != 0.0F) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L96] var_1_13 = __VERIFIER_nondet_double() [L97] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L98] var_1_15 = __VERIFIER_nondet_float() [L99] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_16=7/2, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L100] var_1_16 = __VERIFIER_nondet_float() [L101] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=27/5, var_1_17=64, var_1_1=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967279] [L120] RET updateVariables() [L121] CALL step() [L44] COND FALSE !(last_1_var_1_7 > (- last_1_var_1_5)) [L47] var_1_1 = (((((1 - last_1_var_1_7)) < (16)) ? ((1 - last_1_var_1_7)) : (16))) [L49] COND TRUE ((last_1_var_1_14 + last_1_var_1_14) / 9.2) < ((((last_1_var_1_14) < (var_1_16)) ? (last_1_var_1_14) : (var_1_16))) [L50] var_1_17 = ((((last_1_var_1_1) > (last_1_var_1_6)) ? (last_1_var_1_1) : (last_1_var_1_6))) [L54] signed long int stepLocal_1 = - last_1_var_1_1; [L55] COND FALSE !(last_1_var_1_17 < stepLocal_1) [L58] signed long int stepLocal_3 = var_1_1; [L59] signed long int stepLocal_2 = var_1_17; [L60] COND FALSE !(var_1_17 > stepLocal_2) [L65] unsigned long int stepLocal_5 = var_1_9; [L66] COND FALSE !((var_1_12 * last_1_var_1_14) > var_1_13) [L73] var_1_14 = var_1_16 [L75] signed long int stepLocal_0 = var_1_17; [L76] COND TRUE var_1_6 < stepLocal_0 [L77] var_1_5 = ((var_1_17 - var_1_6) + var_1_6) [L79] unsigned long int stepLocal_4 = var_1_9 - var_1_6; [L80] COND FALSE !((- 8u) >= stepLocal_4) [L83] var_1_8 = (((var_1_14 / var_1_12) >= var_1_14) || var_1_10) [L121] RET step() [L122] CALL, EXPR property() [L112-L113] return (((((((last_1_var_1_7 > (- last_1_var_1_5)) ? (var_1_1 == ((signed long int) ((((last_1_var_1_5) > ((last_1_var_1_7 + last_1_var_1_6))) ? (last_1_var_1_5) : ((last_1_var_1_7 + last_1_var_1_6)))))) : (var_1_1 == ((signed long int) (((((1 - last_1_var_1_7)) < (16)) ? ((1 - last_1_var_1_7)) : (16)))))) && ((var_1_6 < var_1_17) ? (var_1_5 == ((signed long int) ((var_1_17 - var_1_6) + var_1_6))) : 1)) && ((last_1_var_1_17 < (- last_1_var_1_1)) ? (var_1_6 == ((signed short int) (32 - last_1_var_1_6))) : 1)) && ((var_1_17 > var_1_17) ? ((var_1_6 <= var_1_1) ? (var_1_7 == ((unsigned long int) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) : 1) : 1)) && (((- 8u) >= (var_1_9 - var_1_6)) ? (var_1_8 == ((unsigned char) (! var_1_10))) : (var_1_8 == ((unsigned char) (((var_1_14 / var_1_12) >= var_1_14) || var_1_10))))) && (((var_1_12 * last_1_var_1_14) > var_1_13) ? ((var_1_9 < var_1_7) ? (var_1_14 == ((float) var_1_15)) : (var_1_14 == ((float) var_1_15))) : (var_1_14 == ((float) var_1_16)))) && ((((last_1_var_1_14 + last_1_var_1_14) / 9.2) < ((((last_1_var_1_14) < (var_1_16)) ? (last_1_var_1_14) : (var_1_16)))) ? (var_1_17 == ((signed long int) ((((last_1_var_1_1) > (last_1_var_1_6)) ? (last_1_var_1_1) : (last_1_var_1_6))))) : (var_1_17 == ((signed long int) last_1_var_1_6))) ; [L122] RET, EXPR property() [L122] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=2, var_1_15=0, var_1_16=2, var_1_17=0, var_1_1=0, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=1, var_1_9=4294967279] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_14=2, var_1_15=0, var_1_16=2, var_1_17=0, var_1_1=0, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=1, var_1_9=4294967279] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.56ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 106.1MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.89ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 104.1MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.02ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 102.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 460.32ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 70.1MB in the end (delta: 32.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 627.72ms. Allocated memory is still 142.6MB. Free memory was 69.9MB in the beginning and 78.2MB in the end (delta: -8.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.77ms. Allocated memory is still 142.6MB. Free memory was 78.2MB in the beginning and 78.2MB in the end (delta: 13.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 21:28:53,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/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_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/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_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/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_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/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 c25fdf54b6f541c81bd34c83e620d33eb23d78f7c7642cf05a1f51f35a823e8e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:28:55,003 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:28:55,077 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:28:55,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:28:55,102 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:28:55,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:28:55,103 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:28:55,103 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:28:55,103 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:28:55,103 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:28:55,103 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:28:55,103 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:28:55,103 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:28:55,103 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:28:55,103 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:28:55,103 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:28:55,104 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:28:55,104 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:28:55,104 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:28:55,104 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:28:55,104 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:28:55,104 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:28:55,104 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:28:55,104 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:28:55,104 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:28:55,104 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:28:55,104 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:55,104 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:28:55,105 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:28:55,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:28:55,105 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:28:55,105 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:28:55,105 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:28:55,105 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:28:55,105 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:28:55,105 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:28:55,105 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_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/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 -> c25fdf54b6f541c81bd34c83e620d33eb23d78f7c7642cf05a1f51f35a823e8e [2024-12-05 21:28:55,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:28:55,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:28:55,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:28:55,338 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:28:55,339 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:28:55,340 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-0.i [2024-12-05 21:28:58,212 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/data/1a53d99ec/f0cc8061aeee4d48970e24faf1257722/FLAG80b5427f8 [2024-12-05 21:28:58,443 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:28:58,443 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-0.i [2024-12-05 21:28:58,453 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/data/1a53d99ec/f0cc8061aeee4d48970e24faf1257722/FLAG80b5427f8 [2024-12-05 21:28:58,470 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/data/1a53d99ec/f0cc8061aeee4d48970e24faf1257722 [2024-12-05 21:28:58,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:28:58,474 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:28:58,476 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:28:58,477 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:28:58,482 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:28:58,483 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:28:58" (1/1) ... [2024-12-05 21:28:58,484 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54e3e46a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:58, skipping insertion in model container [2024-12-05 21:28:58,485 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:28:58" (1/1) ... [2024-12-05 21:28:58,506 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:28:58,660 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_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-0.i[914,927] [2024-12-05 21:28:58,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:28:58,726 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:28:58,738 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_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-0.i[914,927] [2024-12-05 21:28:58,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:28:58,783 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:28:58,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:58 WrapperNode [2024-12-05 21:28:58,784 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:28:58,785 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:28:58,785 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:28:58,785 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:28:58,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:58" (1/1) ... [2024-12-05 21:28:58,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:58" (1/1) ... [2024-12-05 21:28:58,828 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 112 [2024-12-05 21:28:58,829 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:28:58,829 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:28:58,830 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:28:58,830 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:28:58,838 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:58" (1/1) ... [2024-12-05 21:28:58,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:58" (1/1) ... [2024-12-05 21:28:58,842 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:58" (1/1) ... [2024-12-05 21:28:58,842 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:58" (1/1) ... [2024-12-05 21:28:58,851 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:58" (1/1) ... [2024-12-05 21:28:58,853 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:58" (1/1) ... [2024-12-05 21:28:58,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:58" (1/1) ... [2024-12-05 21:28:58,859 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:58" (1/1) ... [2024-12-05 21:28:58,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:58" (1/1) ... [2024-12-05 21:28:58,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:28:58,865 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:28:58,865 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:28:58,865 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:28:58,866 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:28:58" (1/1) ... [2024-12-05 21:28:58,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:28:58,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:28:58,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:28:58,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:28:58,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:28:58,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:28:58,935 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 21:28:58,935 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 21:28:58,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:28:58,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:28:59,015 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:28:59,017 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:29:47,891 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-05 21:29:47,892 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:29:48,013 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:29:48,014 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 21:29:48,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:29:48 BoogieIcfgContainer [2024-12-05 21:29:48,014 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:29:48,014 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:29:48,014 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:29:48,021 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:29:48,021 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:29:48" (1/1) ... [2024-12-05 21:29:48,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:29:48,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:29:48,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2024-12-05 21:29:48,065 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-12-05 21:29:48,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 21:29:48,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:29:48,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:29:48,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:29:48,070 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:29:48,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a43f64f-b0d3-43ae-9289-97a8fe1c81b2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 21:29:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:29:51,975 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 21:29:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:29:53,020 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-05 21:29:53,029 INFO L279 TraceCheckSpWp]: Computing forward predicates...