./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.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_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/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_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/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_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/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 3ad6401ee446a34982dd0c8d0ba268337aa0159c5f8a85e383082a041a6d1435 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:23:44,601 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:23:44,659 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:23:44,663 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:23:44,663 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:23:44,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:23:44,684 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:23:44,685 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:23:44,685 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:23:44,685 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:23:44,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:23:44,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:23:44,685 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:23:44,686 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:23:44,686 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:23:44,686 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:23:44,686 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:23:44,686 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:23:44,686 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:23:44,686 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:23:44,686 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:23:44,686 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:23:44,686 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:23:44,687 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:23:44,687 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:23:44,687 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:23:44,687 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:23:44,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:23:44,687 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:23:44,687 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:23:44,687 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:23:44,687 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:23:44,687 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:23:44,688 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_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/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 -> 3ad6401ee446a34982dd0c8d0ba268337aa0159c5f8a85e383082a041a6d1435 [2024-12-06 01:23:44,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:23:44,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:23:44,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:23:44,926 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:23:44,927 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:23:44,928 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i [2024-12-06 01:23:47,628 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/data/f8c89d3c9/e0a3eb7001a4479a8e02589a08341263/FLAGa24ea01cd [2024-12-06 01:23:47,827 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:23:47,828 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i [2024-12-06 01:23:47,838 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/data/f8c89d3c9/e0a3eb7001a4479a8e02589a08341263/FLAGa24ea01cd [2024-12-06 01:23:48,190 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/data/f8c89d3c9/e0a3eb7001a4479a8e02589a08341263 [2024-12-06 01:23:48,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:23:48,193 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:23:48,194 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:23:48,194 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:23:48,197 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:23:48,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:23:48" (1/1) ... [2024-12-06 01:23:48,198 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aebc6ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:48, skipping insertion in model container [2024-12-06 01:23:48,198 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:23:48" (1/1) ... [2024-12-06 01:23:48,212 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:23:48,310 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_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i[915,928] [2024-12-06 01:23:48,344 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:23:48,352 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:23:48,361 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_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i[915,928] [2024-12-06 01:23:48,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:23:48,391 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:23:48,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:48 WrapperNode [2024-12-06 01:23:48,391 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:23:48,392 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:23:48,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:23:48,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:23:48,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:48" (1/1) ... [2024-12-06 01:23:48,402 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:48" (1/1) ... [2024-12-06 01:23:48,418 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 110 [2024-12-06 01:23:48,419 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:23:48,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:23:48,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:23:48,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:23:48,424 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:48" (1/1) ... [2024-12-06 01:23:48,424 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:48" (1/1) ... [2024-12-06 01:23:48,426 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:48" (1/1) ... [2024-12-06 01:23:48,426 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:48" (1/1) ... [2024-12-06 01:23:48,429 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:48" (1/1) ... [2024-12-06 01:23:48,430 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:48" (1/1) ... [2024-12-06 01:23:48,433 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:48" (1/1) ... [2024-12-06 01:23:48,434 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:48" (1/1) ... [2024-12-06 01:23:48,435 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:48" (1/1) ... [2024-12-06 01:23:48,436 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:23:48,436 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:23:48,437 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:23:48,437 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:23:48,437 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:48" (1/1) ... [2024-12-06 01:23:48,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:23:48,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:23:48,462 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:23:48,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:23:48,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:23:48,482 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:23:48,482 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:23:48,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:23:48,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:23:48,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:23:48,536 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:23:48,537 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:23:48,712 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-12-06 01:23:48,712 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:23:48,796 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:23:48,796 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:23:48,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:23:48 BoogieIcfgContainer [2024-12-06 01:23:48,796 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:23:48,797 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:23:48,797 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:23:48,804 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:23:48,804 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:23:48" (1/1) ... [2024-12-06 01:23:48,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:23:48,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:23:48,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2024-12-06 01:23:48,854 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2024-12-06 01:23:48,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 01:23:48,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:23:48,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:23:49,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:23:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:23:49,126 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:23:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:23:49,209 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 01:23:49,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:23:49 ImpRootNode [2024-12-06 01:23:49,255 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:23:49,256 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:23:49,256 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:23:49,256 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:23:49,257 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:23:48" (3/4) ... [2024-12-06 01:23:49,259 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:23:49,259 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:23:49,260 INFO L158 Benchmark]: Toolchain (without parser) took 1067.09ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 105.1MB in the end (delta: 14.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-12-06 01:23:49,260 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:23:49,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 197.65ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 106.6MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:23:49,261 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.93ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 104.7MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:23:49,261 INFO L158 Benchmark]: Boogie Preprocessor took 16.89ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 103.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:23:49,262 INFO L158 Benchmark]: RCFGBuilder took 359.92ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 79.9MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:23:49,262 INFO L158 Benchmark]: CodeCheck took 458.30ms. Allocated memory is still 142.6MB. Free memory was 79.9MB in the beginning and 105.1MB in the end (delta: -25.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:23:49,263 INFO L158 Benchmark]: Witness Printer took 3.29ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 105.1MB in the end (delta: 13.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:23:49,265 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: 0.4s, 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, 64 NumberOfCodeBlocks, 64 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 89, overapproximation of someBinaryFLOATComparisonOperation at line 93, overapproximation of someBinaryFLOATComparisonOperation at line 98, overapproximation of someBinaryFLOATComparisonOperation at line 91, overapproximation of someBinaryArithmeticFLOAToperation at line 39. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 10; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_5 = 0; [L25] unsigned short int var_1_6 = 16; [L26] signed char var_1_7 = 25; [L27] unsigned short int var_1_8 = 5; [L28] unsigned short int var_1_9 = 1; [L29] signed char var_1_12 = 1; [L30] float var_1_13 = 127.75; [L31] float var_1_14 = 0.0; [L32] float var_1_15 = 255.7; [L33] float var_1_16 = 7.6; [L34] unsigned long int var_1_17 = 64; [L35] signed long int var_1_18 = 0; [L102] isInitial = 1 [L103] FCALL initially() [L105] FCALL updateLastVariables() [L106] CALL updateVariables() [L68] var_1_2 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_5=0, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_5=0, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L70] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L71] var_1_5 = __VERIFIER_nondet_uchar() [L72] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L73] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=16, var_1_7=25, var_1_8=5, var_1_9=1] [L74] var_1_6 = __VERIFIER_nondet_ushort() [L75] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_7=25, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_7=25, var_1_8=5, var_1_9=1] [L76] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=5, var_1_9=1] [L77] var_1_8 = __VERIFIER_nondet_ushort() [L78] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_9=1] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_9=1] [L79] CALL assume_abort_if_not(var_1_8 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_9=1] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_8 <= 65535) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_9=1] [L80] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2, var_1_9=1] [L81] var_1_9 = __VERIFIER_nondet_ushort() [L82] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2] [L83] CALL assume_abort_if_not(var_1_9 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_9 <= 65535) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2] [L84] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, var_1_12=1, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2, var_1_9=1] [L85] var_1_12 = __VERIFIER_nondet_char() [L86] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2, var_1_9=1] [L87] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_14=0, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2, var_1_9=1] [L88] var_1_14 = __VERIFIER_nondet_float() [L89] CALL assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not((var_1_14 >= 4611686.018427382800e+12F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_15=2557/10, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2, var_1_9=1] [L90] var_1_15 = __VERIFIER_nondet_float() [L91] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_16=38/5, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2, var_1_9=1] [L92] var_1_16 = __VERIFIER_nondet_float() [L93] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2, var_1_9=1] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=-127, var_1_13=511/4, var_1_17=64, var_1_18=0, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=25, var_1_8=2, var_1_9=1] [L106] RET updateVariables() [L107] CALL step() [L39] var_1_13 = ((var_1_14 - var_1_15) - var_1_16) [L40] var_1_17 = var_1_6 [L41] var_1_18 = var_1_9 [L42] unsigned short int stepLocal_3 = var_1_9; [L43] unsigned long int stepLocal_2 = var_1_17; [L44] COND FALSE !(stepLocal_2 <= ((var_1_17 / var_1_8) / var_1_9)) [L51] var_1_7 = var_1_12 [L53] signed char stepLocal_1 = var_1_7; [L54] unsigned char stepLocal_0 = var_1_7 >= var_1_7; [L55] COND TRUE \read(var_1_2) [L56] COND FALSE !(stepLocal_0 && var_1_5) [L107] RET step() [L108] CALL, EXPR property() [L98-L99] return ((((var_1_2 ? (((var_1_7 >= var_1_7) && var_1_5) ? ((var_1_7 >= var_1_7) ? (var_1_1 == ((unsigned short int) 5)) : (var_1_1 == ((unsigned short int) var_1_6))) : 1) : (var_1_1 == ((unsigned short int) var_1_6))) && ((var_1_17 <= ((var_1_17 / var_1_8) / var_1_9)) ? ((var_1_9 == (var_1_18 * (~ var_1_18))) ? (var_1_7 == ((signed char) var_1_12)) : (var_1_7 == ((signed char) var_1_12))) : (var_1_7 == ((signed char) var_1_12)))) && (var_1_13 == ((float) ((var_1_14 - var_1_15) - var_1_16)))) && (var_1_17 == ((unsigned long int) var_1_6))) && (var_1_18 == ((signed long int) var_1_9)) ; [L108] RET, EXPR property() [L108] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_12=-127, var_1_17=1, var_1_18=1, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=-127, var_1_8=2, var_1_9=1] [L19] reach_error() VAL [isInitial=1, var_1_12=-127, var_1_17=1, var_1_18=1, var_1_1=10, var_1_2=1, var_1_5=0, var_1_6=1, var_1_7=-127, var_1_8=2, var_1_9=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 197.65ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 106.6MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.93ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 104.7MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.89ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 103.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 359.92ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 79.9MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 458.30ms. Allocated memory is still 142.6MB. Free memory was 79.9MB in the beginning and 105.1MB in the end (delta: -25.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.29ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 105.1MB 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 01:23:49,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/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_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/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_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/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_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/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 3ad6401ee446a34982dd0c8d0ba268337aa0159c5f8a85e383082a041a6d1435 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:23:51,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:23:51,259 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:23:51,283 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:23:51,284 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:23:51,284 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:23:51,284 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:23:51,285 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:23:51,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:23:51,285 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:23:51,285 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:23:51,285 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:23:51,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:23:51,285 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:23:51,285 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:23:51,285 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:23:51,286 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:23:51,286 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:23:51,286 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:23:51,286 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:23:51,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:23:51,286 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:23:51,286 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:23:51,286 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:23:51,286 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:23:51,286 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:23:51,286 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:23:51,287 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:23:51,287 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:23:51,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:23:51,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:23:51,287 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:23:51,287 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:23:51,287 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:23:51,287 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:23:51,287 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:23:51,287 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_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/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 -> 3ad6401ee446a34982dd0c8d0ba268337aa0159c5f8a85e383082a041a6d1435 [2024-12-06 01:23:51,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:23:51,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:23:51,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:23:51,518 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:23:51,519 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:23:51,520 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i [2024-12-06 01:23:54,130 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/data/0e9dcdac6/2b9c7f45771146108e6e8f9b717f953a/FLAG2d38069a5 [2024-12-06 01:23:54,362 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:23:54,363 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i [2024-12-06 01:23:54,371 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/data/0e9dcdac6/2b9c7f45771146108e6e8f9b717f953a/FLAG2d38069a5 [2024-12-06 01:23:54,717 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/data/0e9dcdac6/2b9c7f45771146108e6e8f9b717f953a [2024-12-06 01:23:54,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:23:54,719 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:23:54,720 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:23:54,720 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:23:54,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:23:54,725 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:23:54" (1/1) ... [2024-12-06 01:23:54,725 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b03a79e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:54, skipping insertion in model container [2024-12-06 01:23:54,725 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:23:54" (1/1) ... [2024-12-06 01:23:54,738 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:23:54,844 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_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i[915,928] [2024-12-06 01:23:54,875 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:23:54,887 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:23:54,895 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_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-55.i[915,928] [2024-12-06 01:23:54,911 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:23:54,925 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:23:54,925 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:54 WrapperNode [2024-12-06 01:23:54,925 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:23:54,926 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:23:54,926 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:23:54,926 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:23:54,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:54" (1/1) ... [2024-12-06 01:23:54,937 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:54" (1/1) ... [2024-12-06 01:23:54,952 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 109 [2024-12-06 01:23:54,953 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:23:54,953 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:23:54,953 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:23:54,953 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:23:54,959 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:54" (1/1) ... [2024-12-06 01:23:54,959 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:54" (1/1) ... [2024-12-06 01:23:54,961 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:54" (1/1) ... [2024-12-06 01:23:54,962 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:54" (1/1) ... [2024-12-06 01:23:54,967 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:54" (1/1) ... [2024-12-06 01:23:54,968 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:54" (1/1) ... [2024-12-06 01:23:54,970 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:54" (1/1) ... [2024-12-06 01:23:54,971 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:54" (1/1) ... [2024-12-06 01:23:54,972 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:54" (1/1) ... [2024-12-06 01:23:54,975 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:23:54,975 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:23:54,975 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:23:54,975 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:23:54,976 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:23:54" (1/1) ... [2024-12-06 01:23:54,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:23:54,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:23:55,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:23:55,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:23:55,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:23:55,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:23:55,030 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 01:23:55,030 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 01:23:55,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:23:55,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:23:55,087 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:23:55,088 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:23:55,917 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-12-06 01:23:55,917 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:23:55,994 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:23:55,994 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 01:23:55,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:23:55 BoogieIcfgContainer [2024-12-06 01:23:55,995 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:23:55,995 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:23:55,995 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:23:56,003 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:23:56,003 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:23:55" (1/1) ... [2024-12-06 01:23:56,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:23:56,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:23:56,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2024-12-06 01:23:56,046 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2024-12-06 01:23:56,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 01:23:56,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:23:56,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:23:56,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:23:56,053 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:23:56,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:23:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:23:56,725 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:23:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:23:57,879 INFO L256 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 01:23:57,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:26:14,023 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 75 proven. 13 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2024-12-06 01:26:14,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:26:17,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:26:17,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:26:17,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 64 states and 102 transitions. [2024-12-06 01:26:17,664 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 102 transitions. [2024-12-06 01:26:17,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-12-06 01:26:17,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:26:17,668 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:26:17,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:26:17,670 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:26:17,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:26:18,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:26:18,709 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:26:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:26:21,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 01:26:21,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:28:40,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1150 backedges. 178 proven. 45 refuted. 0 times theorem prover too weak. 927 trivial. 0 not checked. [2024-12-06 01:28:40,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 01:28:42,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:28:42,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 32 states and 48 transitions. [2024-12-06 01:28:42,910 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2024-12-06 01:28:42,911 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 01:28:42,912 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-12-06 01:28:42,918 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 01:28:43,041 INFO L77 FloydHoareUtils]: At program point L93(line 93) the Hoare annotation is: true [2024-12-06 01:28:43,041 INFO L77 FloydHoareUtils]: At program point L93-1(lines 67 94) the Hoare annotation is: true [2024-12-06 01:28:43,041 INFO L77 FloydHoareUtils]: At program point L89(line 89) the Hoare annotation is: true [2024-12-06 01:28:43,041 INFO L77 FloydHoareUtils]: At program point L89-1(line 89) the Hoare annotation is: true [2024-12-06 01:28:43,041 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-12-06 01:28:43,041 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-12-06 01:28:43,041 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-12-06 01:28:43,041 INFO L77 FloydHoareUtils]: At program point L73(line 73) the Hoare annotation is: true [2024-12-06 01:28:43,041 INFO L77 FloydHoareUtils]: At program point L69(line 69) the Hoare annotation is: true [2024-12-06 01:28:43,041 INFO L77 FloydHoareUtils]: At program point L69-1(line 69) the Hoare annotation is: true [2024-12-06 01:28:43,041 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-12-06 01:28:43,041 INFO L77 FloydHoareUtils]: At program point L86(line 86) the Hoare annotation is: true [2024-12-06 01:28:43,041 INFO L77 FloydHoareUtils]: At program point L86-1(line 86) the Hoare annotation is: true [2024-12-06 01:28:43,041 INFO L77 FloydHoareUtils]: At program point L82(line 82) the Hoare annotation is: true [2024-12-06 01:28:43,041 INFO L77 FloydHoareUtils]: At program point L82-1(line 82) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point L78(line 78) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point L78-1(line 78) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point L91(line 91) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point L91-1(line 91) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point L87(line 87) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point L83(line 83) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point L79(line 79) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point L75(line 75) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point L75-1(line 75) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point L104-2(lines 104 110) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point L84(line 84) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point L80(line 80) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point L76(line 76) the Hoare annotation is: true [2024-12-06 01:28:43,042 INFO L77 FloydHoareUtils]: At program point L72(line 72) the Hoare annotation is: true [2024-12-06 01:28:43,043 INFO L77 FloydHoareUtils]: At program point L72-1(line 72) the Hoare annotation is: true [2024-12-06 01:28:43,043 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-12-06 01:28:43,043 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: (not (and (= currentRoundingMode roundNearestTiesToEven) (= (_ bv0 32) |assume_abort_if_not_#in~cond|))) [2024-12-06 01:28:43,056 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-12-06 01:28:43,056 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-12-06 01:28:43,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:28:43 ImpRootNode [2024-12-06 01:28:43,060 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:28:43,060 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:28:43,060 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:28:43,061 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:28:43,061 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:23:55" (3/4) ... [2024-12-06 01:28:43,063 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 01:28:43,066 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-06 01:28:43,070 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2024-12-06 01:28:43,070 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-12-06 01:28:43,070 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 01:28:43,070 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 01:28:43,147 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 01:28:43,147 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 01:28:43,147 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:28:43,148 INFO L158 Benchmark]: Toolchain (without parser) took 288428.20ms. Allocated memory was 92.3MB in the beginning and 402.7MB in the end (delta: 310.4MB). Free memory was 69.7MB in the beginning and 333.5MB in the end (delta: -263.8MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2024-12-06 01:28:43,148 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:28:43,148 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205.45ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 56.6MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:28:43,149 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.70ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 54.8MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:28:43,149 INFO L158 Benchmark]: Boogie Preprocessor took 21.63ms. Allocated memory is still 92.3MB. Free memory was 54.8MB in the beginning and 53.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:28:43,149 INFO L158 Benchmark]: RCFGBuilder took 1019.35ms. Allocated memory is still 92.3MB. Free memory was 53.4MB in the beginning and 60.1MB in the end (delta: -6.7MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-12-06 01:28:43,149 INFO L158 Benchmark]: CodeCheck took 287064.54ms. Allocated memory was 92.3MB in the beginning and 402.7MB in the end (delta: 310.4MB). Free memory was 60.1MB in the beginning and 337.5MB in the end (delta: -277.4MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2024-12-06 01:28:43,150 INFO L158 Benchmark]: Witness Printer took 86.58ms. Allocated memory is still 402.7MB. Free memory was 337.5MB in the beginning and 333.5MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:28:43,151 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: 286.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 212 SdHoareTripleChecker+Valid, 7.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 111 mSDsluCounter, 132 SdHoareTripleChecker+Invalid, 7.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 90 mSDsCounter, 96 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 405 IncrementalHoareTripleChecker+Invalid, 501 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 96 mSolverCounterUnsat, 42 mSDtfsCounter, 405 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1431 GetRequests, 1396 SyntacticMatches, 9 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 275.9s InterpolantComputationTime, 191 NumberOfCodeBlocks, 191 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 189 ConstructedInterpolants, 0 QuantifiedInterpolants, 922 SizeOfPredicates, 32 NumberOfNonLiveVariables, 362 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 2 InterpolantComputations, 0 PerfectInterpolantSequences, 1364/1422 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 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (((((((((((((((isInitial == \old(isInitial)) && (var_1_1 == \old(var_1_1))) && (var_1_2 == \old(var_1_2))) && (var_1_5 == \old(var_1_5))) && (var_1_6 == \old(var_1_6))) && (var_1_7 == \old(var_1_7))) && (var_1_8 == \old(var_1_8))) && (var_1_9 == \old(var_1_9))) && (var_1_12 == \old(var_1_12))) && (var_1_13 == \old(var_1_13))) && (var_1_14 == \old(var_1_14))) && (var_1_15 == \old(var_1_15))) && (var_1_16 == \old(var_1_16))) && (var_1_17 == \old(var_1_17))) && (var_1_18 == \old(var_1_18))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 205.45ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 56.6MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.70ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 54.8MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.63ms. Allocated memory is still 92.3MB. Free memory was 54.8MB in the beginning and 53.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1019.35ms. Allocated memory is still 92.3MB. Free memory was 53.4MB in the beginning and 60.1MB in the end (delta: -6.7MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * CodeCheck took 287064.54ms. Allocated memory was 92.3MB in the beginning and 402.7MB in the end (delta: 310.4MB). Free memory was 60.1MB in the beginning and 337.5MB in the end (delta: -277.4MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * Witness Printer took 86.58ms. Allocated memory is still 402.7MB. Free memory was 337.5MB in the beginning and 333.5MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! [2024-12-06 01:28:43,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ea8e1c0-e6ce-4ccf-9208-16009ea73cdf/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE