./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-50.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_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/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_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/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_e600bb10-19e1-44f0-9169-db6bbccd2f05/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 1fa7c82a4f7bc22dc8d07abee8ad4d9df1173f8da71948b5261089ad194d3531 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:02:51,064 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:02:51,116 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:02:51,120 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:02:51,120 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:02:51,137 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:02:51,138 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:02:51,138 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:02:51,138 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:02:51,138 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:02:51,139 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:02:51,139 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:02:51,139 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:02:51,139 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:02:51,139 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:02:51,139 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:02:51,139 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:02:51,139 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:02:51,139 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:02:51,139 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:02:51,140 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:02:51,140 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:02:51,140 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:02:51,140 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:02:51,140 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:02:51,140 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:02:51,140 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:02:51,140 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:02:51,140 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:02:51,140 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:02:51,141 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:02:51,141 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:02:51,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:02:51,141 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_e600bb10-19e1-44f0-9169-db6bbccd2f05/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 -> 1fa7c82a4f7bc22dc8d07abee8ad4d9df1173f8da71948b5261089ad194d3531 [2024-12-06 05:02:51,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:02:51,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:02:51,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:02:51,356 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:02:51,356 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:02:51,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-50.i [2024-12-06 05:02:53,973 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/data/5941334e3/b3e6bb04562343fbb4efe82b62cd8b8e/FLAG96c026761 [2024-12-06 05:02:54,172 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:02:54,172 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-50.i [2024-12-06 05:02:54,179 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/data/5941334e3/b3e6bb04562343fbb4efe82b62cd8b8e/FLAG96c026761 [2024-12-06 05:02:54,539 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/data/5941334e3/b3e6bb04562343fbb4efe82b62cd8b8e [2024-12-06 05:02:54,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:02:54,541 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:02:54,542 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:02:54,542 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:02:54,545 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:02:54,546 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:02:54" (1/1) ... [2024-12-06 05:02:54,547 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7811f603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:54, skipping insertion in model container [2024-12-06 05:02:54,547 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:02:54" (1/1) ... [2024-12-06 05:02:54,557 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:02:54,684 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_e600bb10-19e1-44f0-9169-db6bbccd2f05/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-50.i[915,928] [2024-12-06 05:02:54,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:02:54,733 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:02:54,744 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_e600bb10-19e1-44f0-9169-db6bbccd2f05/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-50.i[915,928] [2024-12-06 05:02:54,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:02:54,777 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:02:54,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:54 WrapperNode [2024-12-06 05:02:54,777 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:02:54,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:02:54,778 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:02:54,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:02:54,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:54" (1/1) ... [2024-12-06 05:02:54,793 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:54" (1/1) ... [2024-12-06 05:02:54,814 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2024-12-06 05:02:54,814 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:02:54,815 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:02:54,815 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:02:54,815 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:02:54,821 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:54" (1/1) ... [2024-12-06 05:02:54,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:54" (1/1) ... [2024-12-06 05:02:54,823 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:54" (1/1) ... [2024-12-06 05:02:54,823 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:54" (1/1) ... [2024-12-06 05:02:54,827 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:54" (1/1) ... [2024-12-06 05:02:54,828 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:54" (1/1) ... [2024-12-06 05:02:54,831 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:54" (1/1) ... [2024-12-06 05:02:54,832 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:54" (1/1) ... [2024-12-06 05:02:54,833 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:54" (1/1) ... [2024-12-06 05:02:54,834 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:02:54,835 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:02:54,835 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:02:54,835 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:02:54,835 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:02:54" (1/1) ... [2024-12-06 05:02:54,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:02:54,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:02:54,869 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:02:54,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:02:54,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:02:54,898 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:02:54,898 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:02:54,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:02:54,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:02:54,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:02:54,965 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:02:54,967 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:02:55,155 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-12-06 05:02:55,155 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:02:55,249 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:02:55,249 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:02:55,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:02:55 BoogieIcfgContainer [2024-12-06 05:02:55,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:02:55,250 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:02:55,250 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:02:55,260 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:02:55,260 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:02:55" (1/1) ... [2024-12-06 05:02:55,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:02:55,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:02:55,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2024-12-06 05:02:55,318 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2024-12-06 05:02:55,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-06 05:02:55,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:02:55,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:02:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:02:55,538 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:02:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:02:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:02:55,760 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:02:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:02:55,838 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 05:02:55,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:02:55 ImpRootNode [2024-12-06 05:02:55,885 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:02:55,886 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:02:55,886 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:02:55,886 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:02:55,887 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:02:55" (3/4) ... [2024-12-06 05:02:55,889 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 05:02:55,890 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:02:55,890 INFO L158 Benchmark]: Toolchain (without parser) took 1349.14ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 65.7MB in the end (delta: 26.9MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2024-12-06 05:02:55,891 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 73.3MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:02:55,891 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.48ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 79.7MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:02:55,891 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.22ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 77.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:02:55,892 INFO L158 Benchmark]: Boogie Preprocessor took 19.13ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 76.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:02:55,892 INFO L158 Benchmark]: RCFGBuilder took 414.81ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 53.2MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:02:55,892 INFO L158 Benchmark]: CodeCheck took 635.04ms. Allocated memory is still 117.4MB. Free memory was 53.2MB in the beginning and 66.2MB in the end (delta: -13.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:02:55,893 INFO L158 Benchmark]: Witness Printer took 3.70ms. Allocated memory is still 117.4MB. Free memory was 66.2MB in the beginning and 65.7MB in the end (delta: 544.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:02:55,895 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, 35 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, 62 NumberOfCodeBlocks, 62 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 someBinaryDOUBLEComparisonOperation at line 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 70, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 74, overapproximation of someBinaryDOUBLEComparisonOperation at line 72. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] double var_1_2 = 8.875; [L24] double var_1_3 = 63.5; [L25] double var_1_4 = 16.6; [L26] double var_1_5 = 127.8; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 0; [L29] unsigned char var_1_8 = 1; [L30] signed short int var_1_9 = 256; [L31] signed short int var_1_10 = 10000; [L32] signed short int var_1_11 = 4; [L33] signed short int var_1_12 = -32; [L34] signed long int var_1_13 = 32; [L35] signed short int var_1_14 = 32; [L36] signed long int last_1_var_1_13 = 32; [L104] isInitial = 1 [L105] FCALL initially() [L106] int k_loop; [L107] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_2=71/8, var_1_3=127/2, var_1_4=83/5, var_1_5=639/5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=256] [L107] COND TRUE k_loop < 1 [L108] CALL updateLastVariables() [L97] last_1_var_1_13 = var_1_13 [L108] RET updateLastVariables() [L109] CALL updateVariables() [L69] var_1_2 = __VERIFIER_nondet_double() [L70] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_3=127/2, var_1_4=83/5, var_1_5=639/5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_3=127/2, var_1_4=83/5, var_1_5=639/5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=256] [L71] var_1_3 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_4=83/5, var_1_5=639/5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_4=83/5, var_1_5=639/5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=256] [L73] var_1_4 = __VERIFIER_nondet_double() [L74] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_5=639/5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_5=639/5, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=256] [L75] var_1_5 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=0, var_1_7=0, var_1_8=1, var_1_9=256] [L77] var_1_6 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_7=0, var_1_8=1, var_1_9=256] [L79] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L80] var_1_7 = __VERIFIER_nondet_uchar() [L81] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_8=1, var_1_9=256] [L82] CALL assume_abort_if_not(var_1_7 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_7 <= 0) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L83] var_1_8 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_8 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_8 >= 1) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L85] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=10000, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L86] var_1_10 = __VERIFIER_nondet_short() [L87] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=257, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=257, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L88] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=257, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=257, var_1_11=4, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L89] var_1_11 = __VERIFIER_nondet_short() [L90] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=257, var_1_11=257, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=257, var_1_11=257, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L91] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=257, var_1_11=257, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=257, var_1_11=257, var_1_12=-32, var_1_13=32, var_1_14=32, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L92] var_1_14 = __VERIFIER_nondet_short() [L93] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=257, var_1_11=257, var_1_12=-32, var_1_13=32, var_1_14=226, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=257, var_1_11=257, var_1_12=-32, var_1_13=32, var_1_14=226, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L94] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=32, var_1_10=257, var_1_11=257, var_1_12=-32, var_1_13=32, var_1_14=226, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=257, var_1_11=257, var_1_12=-32, var_1_13=32, var_1_14=226, var_1_1=1, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L109] RET updateVariables() [L110] CALL step() [L40] COND FALSE !((((((var_1_2 + var_1_3)) < ((var_1_4 - var_1_5))) ? ((var_1_2 + var_1_3)) : ((var_1_4 - var_1_5)))) != 31.9) [L47] var_1_1 = var_1_7 [L49] COND FALSE !(var_1_2 > var_1_5) [L52] unsigned char stepLocal_0 = var_1_8; [L53] COND FALSE !(var_1_1 && stepLocal_0) [L56] signed short int stepLocal_2 = var_1_9; [L57] signed long int stepLocal_1 = var_1_11 - var_1_14; [L58] COND FALSE !(var_1_11 <= stepLocal_2) [L61] COND TRUE last_1_var_1_13 > stepLocal_1 [L62] var_1_13 = last_1_var_1_13 [L110] RET step() [L111] CALL, EXPR property() [L100-L101] return (((((((((var_1_2 + var_1_3)) < ((var_1_4 - var_1_5))) ? ((var_1_2 + var_1_3)) : ((var_1_4 - var_1_5)))) != 31.9) ? (var_1_6 ? (var_1_1 == ((unsigned char) var_1_7)) : (var_1_1 == ((unsigned char) var_1_8))) : (var_1_1 == ((unsigned char) var_1_7))) && ((var_1_2 > var_1_5) ? (var_1_9 == ((signed short int) (var_1_10 - var_1_11))) : 1)) && ((var_1_1 && var_1_8) ? (var_1_12 == ((signed short int) (var_1_11 - 1))) : 1)) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((signed long int) (var_1_10 - var_1_11))) : ((last_1_var_1_13 > (var_1_11 - var_1_14)) ? (var_1_13 == ((signed long int) last_1_var_1_13)) : (var_1_13 == ((signed long int) last_1_var_1_13)))) ; [L111] RET, EXPR property() [L111] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=32, var_1_10=257, var_1_11=257, var_1_12=-32, var_1_13=32, var_1_14=226, var_1_1=0, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=32, var_1_10=257, var_1_11=257, var_1_12=-32, var_1_13=32, var_1_14=226, var_1_1=0, var_1_6=1, var_1_7=0, var_1_8=1, var_1_9=256] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 73.3MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.48ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 79.7MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.22ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 77.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.13ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 76.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 414.81ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 53.2MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 635.04ms. Allocated memory is still 117.4MB. Free memory was 53.2MB in the beginning and 66.2MB in the end (delta: -13.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.70ms. Allocated memory is still 117.4MB. Free memory was 66.2MB in the beginning and 65.7MB in the end (delta: 544.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 05:02:55,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/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_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/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_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/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_e600bb10-19e1-44f0-9169-db6bbccd2f05/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 1fa7c82a4f7bc22dc8d07abee8ad4d9df1173f8da71948b5261089ad194d3531 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:02:57,788 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:02:57,872 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:02:57,897 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:02:57,898 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:02:57,898 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:02:57,899 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:02:57,899 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:02:57,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:02:57,899 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:02:57,899 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:02:57,899 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:02:57,899 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:02:57,899 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:02:57,900 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:02:57,900 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:02:57,900 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:02:57,900 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:02:57,900 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:02:57,900 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:02:57,900 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:02:57,900 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:02:57,900 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:02:57,900 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:02:57,900 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:02:57,901 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:02:57,901 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:57,901 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:02:57,901 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:02:57,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:02:57,901 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:02:57,901 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:02:57,901 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:02:57,901 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:02:57,901 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:02:57,902 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:02:57,902 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_e600bb10-19e1-44f0-9169-db6bbccd2f05/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 -> 1fa7c82a4f7bc22dc8d07abee8ad4d9df1173f8da71948b5261089ad194d3531 [2024-12-06 05:02:58,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:02:58,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:02:58,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:02:58,154 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:02:58,154 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:02:58,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-50.i [2024-12-06 05:03:00,851 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/data/be15771a6/2e54d4a9548543b59bf4afc8d8720611/FLAGa0e70cb7f [2024-12-06 05:03:01,028 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:03:01,028 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-50.i [2024-12-06 05:03:01,037 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/data/be15771a6/2e54d4a9548543b59bf4afc8d8720611/FLAGa0e70cb7f [2024-12-06 05:03:01,052 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/data/be15771a6/2e54d4a9548543b59bf4afc8d8720611 [2024-12-06 05:03:01,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:03:01,056 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:03:01,057 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:03:01,057 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:03:01,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:03:01,062 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:03:01" (1/1) ... [2024-12-06 05:03:01,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d416576 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:01, skipping insertion in model container [2024-12-06 05:03:01,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:03:01" (1/1) ... [2024-12-06 05:03:01,080 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:03:01,214 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_e600bb10-19e1-44f0-9169-db6bbccd2f05/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-50.i[915,928] [2024-12-06 05:03:01,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:03:01,266 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:03:01,276 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_e600bb10-19e1-44f0-9169-db6bbccd2f05/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-50.i[915,928] [2024-12-06 05:03:01,295 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:03:01,312 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:03:01,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:01 WrapperNode [2024-12-06 05:03:01,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:03:01,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:03:01,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:03:01,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:03:01,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:01" (1/1) ... [2024-12-06 05:03:01,329 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:01" (1/1) ... [2024-12-06 05:03:01,349 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2024-12-06 05:03:01,349 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:03:01,349 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:03:01,350 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:03:01,350 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:03:01,357 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:01" (1/1) ... [2024-12-06 05:03:01,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:01" (1/1) ... [2024-12-06 05:03:01,361 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:01" (1/1) ... [2024-12-06 05:03:01,361 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:01" (1/1) ... [2024-12-06 05:03:01,368 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:01" (1/1) ... [2024-12-06 05:03:01,369 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:01" (1/1) ... [2024-12-06 05:03:01,372 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:01" (1/1) ... [2024-12-06 05:03:01,374 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:01" (1/1) ... [2024-12-06 05:03:01,375 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:01" (1/1) ... [2024-12-06 05:03:01,378 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:03:01,379 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:03:01,379 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:03:01,379 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:03:01,380 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:03:01" (1/1) ... [2024-12-06 05:03:01,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:03:01,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:03:01,409 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:03:01,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:03:01,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:03:01,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:03:01,436 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:03:01,437 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:03:01,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:03:01,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:03:01,512 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:03:01,514 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:03:03,508 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-12-06 05:03:03,508 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:03:03,595 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:03:03,595 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 05:03:03,595 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:03:03 BoogieIcfgContainer [2024-12-06 05:03:03,595 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:03:03,596 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:03:03,596 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:03:03,604 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:03:03,605 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:03:03" (1/1) ... [2024-12-06 05:03:03,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:03:03,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:03:03,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2024-12-06 05:03:03,651 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2024-12-06 05:03:03,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-06 05:03:03,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:03:03,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:03:03,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:03:03,657 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:03:03,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e600bb10-19e1-44f0-9169-db6bbccd2f05/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:03:04,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:03:04,307 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:03:04,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:03:04,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:03:04,454 INFO L279 TraceCheckSpWp]: Computing forward predicates...