./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.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_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/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_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/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_ed3a9085-990b-4c75-ba52-ebcd388b1455/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 cd3d3b06025bd7756a6426892295962965c3454eb8c1b0e9922b36e8366261d1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:52:11,519 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:52:11,578 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:52:11,583 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:52:11,583 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:52:11,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:52:11,604 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:52:11,605 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:52:11,605 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:52:11,605 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:52:11,605 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:52:11,605 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:52:11,605 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:52:11,605 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:52:11,606 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:52:11,606 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:52:11,606 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:52:11,606 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:52:11,606 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:52:11,606 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:52:11,606 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:52:11,606 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:52:11,606 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:52:11,606 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:52:11,606 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:52:11,607 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:52:11,607 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:52:11,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:52:11,607 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:52:11,607 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:52:11,607 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:52:11,607 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:52:11,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:52:11,607 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_ed3a9085-990b-4c75-ba52-ebcd388b1455/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 -> cd3d3b06025bd7756a6426892295962965c3454eb8c1b0e9922b36e8366261d1 [2024-12-06 04:52:11,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:52:11,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:52:11,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:52:11,881 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:52:11,881 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:52:11,883 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i [2024-12-06 04:52:14,564 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/data/f7404404f/0711546f79694e04a423e0afbe6cc6b1/FLAG1c816c4f5 [2024-12-06 04:52:14,750 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:52:14,750 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i [2024-12-06 04:52:14,757 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/data/f7404404f/0711546f79694e04a423e0afbe6cc6b1/FLAG1c816c4f5 [2024-12-06 04:52:14,771 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/data/f7404404f/0711546f79694e04a423e0afbe6cc6b1 [2024-12-06 04:52:14,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:52:14,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:52:14,776 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:52:14,776 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:52:14,779 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:52:14,780 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:52:14" (1/1) ... [2024-12-06 04:52:14,780 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad7df19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:14, skipping insertion in model container [2024-12-06 04:52:14,781 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:52:14" (1/1) ... [2024-12-06 04:52:14,793 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:52:14,895 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_ed3a9085-990b-4c75-ba52-ebcd388b1455/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i[915,928] [2024-12-06 04:52:14,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:52:14,937 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:52:14,945 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_ed3a9085-990b-4c75-ba52-ebcd388b1455/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i[915,928] [2024-12-06 04:52:14,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:52:14,977 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:52:14,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:14 WrapperNode [2024-12-06 04:52:14,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:52:14,978 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:52:14,978 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:52:14,978 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:52:14,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:14" (1/1) ... [2024-12-06 04:52:14,990 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:14" (1/1) ... [2024-12-06 04:52:15,017 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 113 [2024-12-06 04:52:15,017 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:52:15,018 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:52:15,018 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:52:15,018 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:52:15,025 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:14" (1/1) ... [2024-12-06 04:52:15,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:14" (1/1) ... [2024-12-06 04:52:15,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:14" (1/1) ... [2024-12-06 04:52:15,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:14" (1/1) ... [2024-12-06 04:52:15,033 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:14" (1/1) ... [2024-12-06 04:52:15,035 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:14" (1/1) ... [2024-12-06 04:52:15,038 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:14" (1/1) ... [2024-12-06 04:52:15,040 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:14" (1/1) ... [2024-12-06 04:52:15,041 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:14" (1/1) ... [2024-12-06 04:52:15,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:52:15,044 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:52:15,045 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:52:15,045 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:52:15,045 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:14" (1/1) ... [2024-12-06 04:52:15,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:52:15,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:52:15,071 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:52:15,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:52:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:52:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:52:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:52:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:52:15,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:52:15,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:52:15,142 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:52:15,144 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:52:15,367 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-06 04:52:15,367 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:52:15,510 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:52:15,510 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:52:15,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:52:15 BoogieIcfgContainer [2024-12-06 04:52:15,511 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:52:15,511 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:52:15,511 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:52:15,520 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:52:15,520 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:52:15" (1/1) ... [2024-12-06 04:52:15,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:52:15,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:52:15,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-12-06 04:52:15,568 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-12-06 04:52:15,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 04:52:15,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:52:15,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:52:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:52:15,766 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:52:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:52:15,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:52:15,960 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:52:15,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:52:16,027 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 04:52:16,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:52:16 ImpRootNode [2024-12-06 04:52:16,062 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:52:16,065 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:52:16,065 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:52:16,065 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:52:16,065 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:52:15" (3/4) ... [2024-12-06 04:52:16,067 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:52:16,068 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:52:16,069 INFO L158 Benchmark]: Toolchain (without parser) took 1294.22ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 84.9MB in the end (delta: 33.6MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2024-12-06 04:52:16,069 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:52:16,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.99ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 106.0MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:52:16,070 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.95ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 103.1MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:52:16,070 INFO L158 Benchmark]: Boogie Preprocessor took 26.26ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 101.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:52:16,071 INFO L158 Benchmark]: RCFGBuilder took 466.17ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 68.4MB in the end (delta: 33.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 04:52:16,071 INFO L158 Benchmark]: CodeCheck took 551.22ms. Allocated memory is still 142.6MB. Free memory was 68.4MB in the beginning and 84.9MB in the end (delta: -16.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:52:16,071 INFO L158 Benchmark]: Witness Printer took 3.42ms. Allocated memory is still 142.6MB. Free memory was 84.9MB in the beginning and 84.9MB in the end (delta: 13.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:52:16,074 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, 28 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 47 NumberOfCodeBlocks, 47 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 shiftLeft at line 53, overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of someBinaryFLOATComparisonOperation at line 35, overapproximation of someBinaryFLOATComparisonOperation at line 64. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] float var_1_2 = 128.6; [L24] float var_1_3 = 49.4; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 8; [L29] unsigned char var_1_8 = 128; [L30] unsigned char var_1_9 = 64; [L31] signed short int var_1_10 = 5; [L88] isInitial = 1 [L89] FCALL initially() [L91] FCALL updateLastVariables() [L92] CALL updateVariables() [L61] var_1_2 = __VERIFIER_nondet_float() [L62] 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, var_1_10=5, var_1_1=0, var_1_3=247/5, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L62] 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, var_1_10=5, var_1_1=0, var_1_3=247/5, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L63] var_1_3 = __VERIFIER_nondet_float() [L64] 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, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L64] 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, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L65] var_1_4 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L66] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L67] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L68] var_1_5 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L70] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=8, var_1_8=128, var_1_9=64] [L71] var_1_6 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=128, var_1_9=64] [L73] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=128, var_1_9=64] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=128, var_1_9=64] [L74] var_1_8 = __VERIFIER_nondet_uchar() [L75] CALL assume_abort_if_not(var_1_8 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=165, var_1_9=64] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_8 >= 127) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=165, var_1_9=64] [L76] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=165, var_1_9=64] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=165, var_1_9=64] [L77] var_1_9 = __VERIFIER_nondet_uchar() [L78] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=165] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=165] [L79] CALL assume_abort_if_not(var_1_9 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=165, var_1_9=32] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_9 <= 127) VAL [isInitial=1, var_1_10=5, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=8, var_1_8=165, var_1_9=32] [L92] RET updateVariables() [L93] CALL step() [L35] COND TRUE var_1_2 < var_1_3 [L36] var_1_1 = (var_1_4 || var_1_5) [L44] COND TRUE \read(var_1_6) [L45] COND TRUE var_1_3 != 15.8f [L46] var_1_7 = (var_1_8 - var_1_9) [L53] EXPR (var_1_9 / 32) << var_1_8 [L53] signed long int stepLocal_0 = (var_1_9 / 32) << var_1_8; [L54] COND TRUE ! (var_1_3 < var_1_2) [L55] COND TRUE stepLocal_0 == var_1_7 [L56] var_1_10 = (var_1_7 - var_1_8) [L93] RET step() [L94] CALL, EXPR property() [L84] EXPR (((var_1_2 < var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 || var_1_5))) : ((var_1_3 >= var_1_2) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_6)))) && (var_1_6 ? ((var_1_3 != 15.8f) ? (var_1_7 == ((unsigned char) (var_1_8 - var_1_9))) : (var_1_7 == ((unsigned char) ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9)))))) : (var_1_7 == ((unsigned char) var_1_8)))) && ((! (var_1_3 < var_1_2)) ? ((((var_1_9 / 32) << var_1_8) == var_1_7) ? (var_1_10 == ((signed short int) (var_1_7 - var_1_8))) : 1) : 1) [L84-L85] return (((var_1_2 < var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 || var_1_5))) : ((var_1_3 >= var_1_2) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_6)))) && (var_1_6 ? ((var_1_3 != 15.8f) ? (var_1_7 == ((unsigned char) (var_1_8 - var_1_9))) : (var_1_7 == ((unsigned char) ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9)))))) : (var_1_7 == ((unsigned char) var_1_8)))) && ((! (var_1_3 < var_1_2)) ? ((((var_1_9 / 32) << var_1_8) == var_1_7) ? (var_1_10 == ((signed short int) (var_1_7 - var_1_8))) : 1) : 1) ; [L94] RET, EXPR property() [L94] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-32, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=133, var_1_8=165, var_1_9=32] [L19] reach_error() VAL [isInitial=1, var_1_10=-32, var_1_1=0, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=133, var_1_8=165, var_1_9=32] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 201.99ms. Allocated memory is still 142.6MB. Free memory was 118.3MB in the beginning and 106.0MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.95ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 103.1MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.26ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 101.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 466.17ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 68.4MB in the end (delta: 33.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 551.22ms. Allocated memory is still 142.6MB. Free memory was 68.4MB in the beginning and 84.9MB in the end (delta: -16.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.42ms. Allocated memory is still 142.6MB. Free memory was 84.9MB in the beginning and 84.9MB 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 [2024-12-06 04:52:16,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/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_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/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_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/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_ed3a9085-990b-4c75-ba52-ebcd388b1455/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 cd3d3b06025bd7756a6426892295962965c3454eb8c1b0e9922b36e8366261d1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:52:18,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:52:18,152 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:52:18,179 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:52:18,180 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:52:18,180 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:52:18,181 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:52:18,181 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:52:18,181 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:52:18,181 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:52:18,181 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:52:18,181 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:52:18,181 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:52:18,182 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:52:18,182 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:52:18,182 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:52:18,182 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:52:18,182 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:52:18,182 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:52:18,182 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:52:18,182 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:52:18,182 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:52:18,182 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:52:18,183 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:52:18,183 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:52:18,183 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:52:18,183 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:52:18,183 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:52:18,183 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:52:18,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:52:18,183 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:52:18,184 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:52:18,184 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:52:18,184 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:52:18,184 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:52:18,184 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:52:18,184 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_ed3a9085-990b-4c75-ba52-ebcd388b1455/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 -> cd3d3b06025bd7756a6426892295962965c3454eb8c1b0e9922b36e8366261d1 [2024-12-06 04:52:18,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:52:18,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:52:18,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:52:18,452 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:52:18,452 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:52:18,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i [2024-12-06 04:52:21,194 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/data/e24ec89f2/f96b11a03a104045ae24870a0c4ba6a1/FLAG9a7c01b9f [2024-12-06 04:52:21,386 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:52:21,387 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i [2024-12-06 04:52:21,394 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/data/e24ec89f2/f96b11a03a104045ae24870a0c4ba6a1/FLAG9a7c01b9f [2024-12-06 04:52:21,406 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/data/e24ec89f2/f96b11a03a104045ae24870a0c4ba6a1 [2024-12-06 04:52:21,408 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:52:21,410 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:52:21,410 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:52:21,411 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:52:21,414 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:52:21,414 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:52:21" (1/1) ... [2024-12-06 04:52:21,415 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d37eaf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:21, skipping insertion in model container [2024-12-06 04:52:21,415 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:52:21" (1/1) ... [2024-12-06 04:52:21,427 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:52:21,555 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_ed3a9085-990b-4c75-ba52-ebcd388b1455/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i[915,928] [2024-12-06 04:52:21,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:52:21,600 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:52:21,608 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_ed3a9085-990b-4c75-ba52-ebcd388b1455/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-61.i[915,928] [2024-12-06 04:52:21,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:52:21,636 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:52:21,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:21 WrapperNode [2024-12-06 04:52:21,636 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:52:21,637 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:52:21,637 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:52:21,637 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:52:21,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:21" (1/1) ... [2024-12-06 04:52:21,652 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:21" (1/1) ... [2024-12-06 04:52:21,668 INFO L138 Inliner]: procedures = 27, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 90 [2024-12-06 04:52:21,668 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:52:21,668 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:52:21,669 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:52:21,669 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:52:21,674 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:21" (1/1) ... [2024-12-06 04:52:21,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:21" (1/1) ... [2024-12-06 04:52:21,677 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:21" (1/1) ... [2024-12-06 04:52:21,677 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:21" (1/1) ... [2024-12-06 04:52:21,682 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:21" (1/1) ... [2024-12-06 04:52:21,683 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:21" (1/1) ... [2024-12-06 04:52:21,686 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:21" (1/1) ... [2024-12-06 04:52:21,687 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:21" (1/1) ... [2024-12-06 04:52:21,687 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:21" (1/1) ... [2024-12-06 04:52:21,689 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:52:21,690 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:52:21,690 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:52:21,690 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:52:21,691 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:52:21" (1/1) ... [2024-12-06 04:52:21,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:52:21,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:52:21,719 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:52:21,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:52:21,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:52:21,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:52:21,747 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:52:21,747 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:52:21,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:52:21,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:52:21,803 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:52:21,805 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:52:21,999 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 04:52:21,999 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:52:22,097 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:52:22,097 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:52:22,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:52:22 BoogieIcfgContainer [2024-12-06 04:52:22,098 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:52:22,098 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:52:22,098 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:52:22,105 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:52:22,105 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:52:22" (1/1) ... [2024-12-06 04:52:22,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:52:22,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:52:22,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-12-06 04:52:22,149 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-12-06 04:52:22,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 04:52:22,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:52:22,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:52:22,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:52:22,156 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:52:22,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed3a9085-990b-4c75-ba52-ebcd388b1455/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:52:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:52:22,552 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:52:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:52:22,607 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:52:22,614 INFO L279 TraceCheckSpWp]: Computing forward predicates...