./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.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_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/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_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/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_2054a28c-a745-4730-afdd-de134190706c/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 edefa3ede03a09b2efca71b139c957891dc8e0f1d7994a4b8237a639ffd3afb0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:31:51,350 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:31:51,409 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:31:51,414 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:31:51,414 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:31:51,435 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:31:51,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:31:51,436 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:31:51,436 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:31:51,436 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:31:51,437 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:31:51,437 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:31:51,437 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:31:51,437 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:31:51,437 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:31:51,437 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:31:51,437 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:31:51,437 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:31:51,437 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:31:51,437 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:31:51,438 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:31:51,438 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:31:51,438 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:31:51,438 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:31:51,438 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:31:51,438 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:31:51,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:31:51,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:31:51,438 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:31:51,438 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:31:51,438 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:31:51,439 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:31:51,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:31:51,439 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_2054a28c-a745-4730-afdd-de134190706c/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 -> edefa3ede03a09b2efca71b139c957891dc8e0f1d7994a4b8237a639ffd3afb0 [2024-12-05 22:31:51,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:31:51,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:31:51,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:31:51,678 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:31:51,679 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:31:51,680 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i [2024-12-05 22:31:54,298 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/data/2d3778a8b/4915fd71ca2e44c7a977ab766bcf8338/FLAG2305476d8 [2024-12-05 22:31:54,501 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:31:54,502 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i [2024-12-05 22:31:54,510 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/data/2d3778a8b/4915fd71ca2e44c7a977ab766bcf8338/FLAG2305476d8 [2024-12-05 22:31:54,858 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/data/2d3778a8b/4915fd71ca2e44c7a977ab766bcf8338 [2024-12-05 22:31:54,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:31:54,860 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:31:54,861 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:31:54,861 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:31:54,864 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:31:54,865 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:31:54" (1/1) ... [2024-12-05 22:31:54,866 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d5147d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:54, skipping insertion in model container [2024-12-05 22:31:54,866 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:31:54" (1/1) ... [2024-12-05 22:31:54,881 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:31:54,996 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_2054a28c-a745-4730-afdd-de134190706c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i[915,928] [2024-12-05 22:31:55,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:31:55,039 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:31:55,048 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_2054a28c-a745-4730-afdd-de134190706c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i[915,928] [2024-12-05 22:31:55,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:31:55,082 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:31:55,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:55 WrapperNode [2024-12-05 22:31:55,082 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:31:55,083 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:31:55,083 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:31:55,083 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:31:55,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:55" (1/1) ... [2024-12-05 22:31:55,096 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:55" (1/1) ... [2024-12-05 22:31:55,120 INFO L138 Inliner]: procedures = 26, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 131 [2024-12-05 22:31:55,120 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:31:55,121 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:31:55,121 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:31:55,121 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:31:55,128 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:55" (1/1) ... [2024-12-05 22:31:55,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:55" (1/1) ... [2024-12-05 22:31:55,131 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:55" (1/1) ... [2024-12-05 22:31:55,131 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:55" (1/1) ... [2024-12-05 22:31:55,137 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:55" (1/1) ... [2024-12-05 22:31:55,138 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:55" (1/1) ... [2024-12-05 22:31:55,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:55" (1/1) ... [2024-12-05 22:31:55,143 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:55" (1/1) ... [2024-12-05 22:31:55,145 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:55" (1/1) ... [2024-12-05 22:31:55,147 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:31:55,148 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:31:55,148 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:31:55,148 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:31:55,149 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:31:55" (1/1) ... [2024-12-05 22:31:55,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:31:55,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:31:55,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:31:55,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:31:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:31:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:31:55,207 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:31:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:31:55,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:31:55,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:31:55,269 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:31:55,271 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:31:55,516 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-05 22:31:55,516 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:31:55,690 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:31:55,691 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:31:55,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:55 BoogieIcfgContainer [2024-12-05 22:31:55,691 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:31:55,692 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:31:55,692 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:31:55,702 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:31:55,702 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:55" (1/1) ... [2024-12-05 22:31:55,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:31:55,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:31:55,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-12-05 22:31:55,759 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-12-05 22:31:55,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:31:55,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:31:55,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:31:55,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:31:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:31:56,054 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:31:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:31:56,138 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 22:31:56,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:31:56 ImpRootNode [2024-12-05 22:31:56,178 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:31:56,178 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:31:56,178 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:31:56,179 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:31:56,179 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:31:55" (3/4) ... [2024-12-05 22:31:56,182 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:31:56,182 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:31:56,183 INFO L158 Benchmark]: Toolchain (without parser) took 1322.82ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 91.6MB in the end (delta: 25.9MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-12-05 22:31:56,184 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:31:56,184 INFO L158 Benchmark]: CACSL2BoogieTranslator took 221.49ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 104.8MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:31:56,184 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.38ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 102.2MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:31:56,185 INFO L158 Benchmark]: Boogie Preprocessor took 26.40ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 100.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:31:56,185 INFO L158 Benchmark]: RCFGBuilder took 543.35ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 58.4MB in the end (delta: 42.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-05 22:31:56,185 INFO L158 Benchmark]: CodeCheck took 485.71ms. Allocated memory is still 142.6MB. Free memory was 58.4MB in the beginning and 92.2MB in the end (delta: -33.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:31:56,186 INFO L158 Benchmark]: Witness Printer took 4.17ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 91.6MB in the end (delta: 672.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:31:56,188 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, 26 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 43 NumberOfCodeBlocks, 43 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 bitwiseOr at line 43, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 87. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 200; [L23] unsigned char var_1_2 = 0; [L24] signed long int var_1_3 = 1107940323; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 0; [L27] unsigned char var_1_8 = 16; [L28] unsigned char var_1_9 = 16; [L29] unsigned short int var_1_10 = 4; [L30] double var_1_11 = 1000000.5; [L31] double var_1_12 = 1.25; [L32] signed long int last_1_var_1_1 = 200; [L33] unsigned char last_1_var_1_8 = 16; [L34] unsigned short int last_1_var_1_10 = 4; [L91] isInitial = 1 [L92] FCALL initially() [L93] int k_loop; [L94] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=0, var_1_3=1107940323, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L94] COND TRUE k_loop < 1 [L95] CALL updateLastVariables() [L82] last_1_var_1_1 = var_1_1 [L83] last_1_var_1_8 = var_1_8 [L84] last_1_var_1_10 = var_1_10 [L95] RET updateLastVariables() [L96] CALL updateVariables() [L63] var_1_2 = __VERIFIER_nondet_uchar() [L64] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_3=1107940323, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_3=1107940323, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L65] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1107940323, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1107940323, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L66] var_1_3 = __VERIFIER_nondet_long() [L67] CALL assume_abort_if_not(var_1_3 >= 1073741822) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_3 >= 1073741822) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L68] CALL assume_abort_if_not(var_1_3 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_3 <= 2147483646) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=0, var_1_7=0, var_1_8=16, var_1_9=16] [L69] var_1_6 = __VERIFIER_nondet_uchar() [L70] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_7=0, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_7=0, var_1_8=16, var_1_9=16] [L71] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=1, var_1_7=0, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=1, var_1_7=0, var_1_8=16, var_1_9=16] [L72] var_1_7 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=1, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=1, var_1_8=16, var_1_9=16] [L74] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=1, var_1_7=1, var_1_8=16, var_1_9=16] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=1, var_1_7=1, var_1_8=16, var_1_9=16] [L75] var_1_9 = __VERIFIER_nondet_uchar() [L76] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=1, var_1_7=1, var_1_8=16] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=1, var_1_7=1, var_1_8=16] [L77] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=1, var_1_7=1, var_1_8=16, var_1_9=-256] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_12=5/4, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=1, var_1_7=1, var_1_8=16, var_1_9=-256] [L78] var_1_12 = __VERIFIER_nondet_double() [L79] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=1, var_1_7=1, var_1_8=16, var_1_9=-256] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=4, var_1_11=2000001/2, var_1_1=200, var_1_2=-255, var_1_3=1073741822, var_1_6=1, var_1_7=1, var_1_8=16, var_1_9=-256] [L96] RET updateVariables() [L97] CALL step() [L38] signed long int stepLocal_2 = last_1_var_1_8; [L39] signed long int stepLocal_1 = var_1_3 * last_1_var_1_8; [L40] COND TRUE stepLocal_1 >= last_1_var_1_1 [L41] var_1_10 = (2 + var_1_9) [L49] signed long int stepLocal_0 = last_1_var_1_10 / var_1_3; [L50] COND FALSE !(stepLocal_0 >= (500 - last_1_var_1_10)) [L53] COND TRUE \read(var_1_2) [L54] var_1_1 = ((var_1_3 - var_1_10) - var_1_8) [L60] var_1_11 = var_1_12 [L97] RET step() [L98] CALL, EXPR property() [L87] EXPR ((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_10) - var_1_8))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((signed long int) var_1_10)) : 1)) && (((last_1_var_1_10 / var_1_3) >= (500 - last_1_var_1_10)) ? (var_1_8 == ((unsigned char) var_1_9)) : 1)) && (((var_1_3 * last_1_var_1_8) >= last_1_var_1_1) ? (var_1_10 == ((unsigned short int) (2 + var_1_9))) : ((last_1_var_1_8 == (last_1_var_1_8 ^ last_1_var_1_1)) ? (var_1_10 == ((unsigned short int) (var_1_9 + ((((last_1_var_1_1) < (4)) ? (last_1_var_1_1) : (4)))))) : (var_1_10 == ((unsigned short int) last_1_var_1_1)))) [L87] EXPR ((var_1_3 * last_1_var_1_8) >= last_1_var_1_1) ? (var_1_10 == ((unsigned short int) (2 + var_1_9))) : ((last_1_var_1_8 == (last_1_var_1_8 ^ last_1_var_1_1)) ? (var_1_10 == ((unsigned short int) (var_1_9 + ((((last_1_var_1_1) < (4)) ? (last_1_var_1_1) : (4)))))) : (var_1_10 == ((unsigned short int) last_1_var_1_1))) [L87] EXPR ((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_10) - var_1_8))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((signed long int) var_1_10)) : 1)) && (((last_1_var_1_10 / var_1_3) >= (500 - last_1_var_1_10)) ? (var_1_8 == ((unsigned char) var_1_9)) : 1)) && (((var_1_3 * last_1_var_1_8) >= last_1_var_1_1) ? (var_1_10 == ((unsigned short int) (2 + var_1_9))) : ((last_1_var_1_8 == (last_1_var_1_8 ^ last_1_var_1_1)) ? (var_1_10 == ((unsigned short int) (var_1_9 + ((((last_1_var_1_1) < (4)) ? (last_1_var_1_1) : (4)))))) : (var_1_10 == ((unsigned short int) last_1_var_1_1)))) [L87-L88] return (((var_1_2 ? (var_1_1 == ((signed long int) ((var_1_3 - var_1_10) - var_1_8))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((signed long int) var_1_10)) : 1)) && (((last_1_var_1_10 / var_1_3) >= (500 - last_1_var_1_10)) ? (var_1_8 == ((unsigned char) var_1_9)) : 1)) && (((var_1_3 * last_1_var_1_8) >= last_1_var_1_1) ? (var_1_10 == ((unsigned short int) (2 + var_1_9))) : ((last_1_var_1_8 == (last_1_var_1_8 ^ last_1_var_1_1)) ? (var_1_10 == ((unsigned short int) (var_1_9 + ((((last_1_var_1_1) < (4)) ? (last_1_var_1_1) : (4)))))) : (var_1_10 == ((unsigned short int) last_1_var_1_1))))) && (var_1_11 == ((double) var_1_12)) ; [L98] RET, EXPR property() [L98] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=2, var_1_11=2, var_1_12=2, var_1_1=1073741804, var_1_2=-255, var_1_3=1073741822, var_1_6=1, var_1_7=1, var_1_8=16, var_1_9=-256] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_1=200, last_1_var_1_8=16, var_1_10=2, var_1_11=2, var_1_12=2, var_1_1=1073741804, var_1_2=-255, var_1_3=1073741822, var_1_6=1, var_1_7=1, var_1_8=16, var_1_9=-256] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 221.49ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 104.8MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.38ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 102.2MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.40ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 100.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 543.35ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 58.4MB in the end (delta: 42.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 485.71ms. Allocated memory is still 142.6MB. Free memory was 58.4MB in the beginning and 92.2MB in the end (delta: -33.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.17ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 91.6MB in the end (delta: 672.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 22:31:56,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/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_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/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_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/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_2054a28c-a745-4730-afdd-de134190706c/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 edefa3ede03a09b2efca71b139c957891dc8e0f1d7994a4b8237a639ffd3afb0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:31:58,090 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:31:58,176 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:31:58,202 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:31:58,202 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:31:58,203 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:31:58,203 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:31:58,203 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:31:58,203 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:31:58,203 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:31:58,203 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:31:58,204 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:31:58,204 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:31:58,204 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:31:58,204 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:31:58,204 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:31:58,204 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:31:58,204 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:31:58,204 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:31:58,204 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:31:58,204 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:31:58,204 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:31:58,205 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:31:58,205 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:31:58,205 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:31:58,205 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:31:58,205 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:58,205 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:31:58,205 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:31:58,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:31:58,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:31:58,206 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:31:58,206 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:31:58,206 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:31:58,206 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:31:58,206 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:31:58,206 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_2054a28c-a745-4730-afdd-de134190706c/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 -> edefa3ede03a09b2efca71b139c957891dc8e0f1d7994a4b8237a639ffd3afb0 [2024-12-05 22:31:58,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:31:58,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:31:58,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:31:58,459 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:31:58,459 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:31:58,460 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i [2024-12-05 22:32:01,065 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/data/59d9dbf60/a05496ca19ec4dd491bfe0aa11895087/FLAG3721aef54 [2024-12-05 22:32:01,269 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:32:01,270 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i [2024-12-05 22:32:01,278 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/data/59d9dbf60/a05496ca19ec4dd491bfe0aa11895087/FLAG3721aef54 [2024-12-05 22:32:01,292 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/data/59d9dbf60/a05496ca19ec4dd491bfe0aa11895087 [2024-12-05 22:32:01,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:32:01,296 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:32:01,298 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:32:01,298 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:32:01,302 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:32:01,303 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:32:01" (1/1) ... [2024-12-05 22:32:01,304 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f75c0f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:01, skipping insertion in model container [2024-12-05 22:32:01,304 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:32:01" (1/1) ... [2024-12-05 22:32:01,319 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:32:01,451 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_2054a28c-a745-4730-afdd-de134190706c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i[915,928] [2024-12-05 22:32:01,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:32:01,497 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:32:01,508 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_2054a28c-a745-4730-afdd-de134190706c/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-31.i[915,928] [2024-12-05 22:32:01,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:32:01,541 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:32:01,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:01 WrapperNode [2024-12-05 22:32:01,541 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:32:01,542 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:32:01,542 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:32:01,542 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:32:01,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:01" (1/1) ... [2024-12-05 22:32:01,556 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:01" (1/1) ... [2024-12-05 22:32:01,574 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 98 [2024-12-05 22:32:01,575 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:32:01,575 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:32:01,575 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:32:01,575 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:32:01,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:01" (1/1) ... [2024-12-05 22:32:01,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:01" (1/1) ... [2024-12-05 22:32:01,585 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:01" (1/1) ... [2024-12-05 22:32:01,585 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:01" (1/1) ... [2024-12-05 22:32:01,590 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:01" (1/1) ... [2024-12-05 22:32:01,591 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:01" (1/1) ... [2024-12-05 22:32:01,594 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:01" (1/1) ... [2024-12-05 22:32:01,595 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:01" (1/1) ... [2024-12-05 22:32:01,596 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:01" (1/1) ... [2024-12-05 22:32:01,597 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:32:01,598 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:32:01,598 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:32:01,599 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:32:01,599 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:32:01" (1/1) ... [2024-12-05 22:32:01,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:32:01,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:32:01,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:32:01,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:32:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:32:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:32:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:32:01,655 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:32:01,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:32:01,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:32:01,710 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:32:01,711 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:32:01,931 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-12-05 22:32:01,931 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:32:02,035 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:32:02,035 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:32:02,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:32:02 BoogieIcfgContainer [2024-12-05 22:32:02,035 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:32:02,036 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:32:02,036 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:32:02,046 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:32:02,046 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:32:02" (1/1) ... [2024-12-05 22:32:02,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:32:02,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:32:02,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-12-05 22:32:02,095 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-12-05 22:32:02,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:32:02,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:32:02,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:32:02,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:32:02,103 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:32:02,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:32:02,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:02,397 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:32:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:32:02,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 22:32:02,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:33:28,430 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 28 proven. 8 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-12-05 22:33:28,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:33:29,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:29,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 72 transitions. [2024-12-05 22:33:29,891 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2024-12-05 22:33:29,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-05 22:33:29,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:29,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:29,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:33:29,895 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:33:29,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:33:30,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:30,282 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:33:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:30,357 INFO L256 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:33:30,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:33:30,541 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 260 proven. 1 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-05 22:33:30,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:33:35,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:35,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 68 states and 108 transitions. [2024-12-05 22:33:35,825 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 108 transitions. [2024-12-05 22:33:35,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-12-05 22:33:35,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:33:35,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:33:35,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:33:35,829 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:33:35,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:33:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:36,352 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:33:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:33:36,453 INFO L256 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:33:36,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:33:36,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 523 proven. 1 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2024-12-05 22:33:36,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 22:33:37,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:33:37,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 26 states and 36 transitions. [2024-12-05 22:33:37,309 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-12-05 22:33:37,310 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 22:33:37,310 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-12-05 22:33:37,316 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 22:33:37,855 INFO L77 FloydHoareUtils]: At program point L64(line 64) the Hoare annotation is: true [2024-12-05 22:33:37,855 INFO L77 FloydHoareUtils]: At program point L64-1(line 64) the Hoare annotation is: true [2024-12-05 22:33:37,855 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: true [2024-12-05 22:33:37,855 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: true [2024-12-05 22:33:37,855 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-12-05 22:33:37,856 INFO L77 FloydHoareUtils]: At program point L77(line 77) the Hoare annotation is: true [2024-12-05 22:33:37,856 INFO L77 FloydHoareUtils]: At program point L73(line 73) the Hoare annotation is: true [2024-12-05 22:33:37,856 INFO L77 FloydHoareUtils]: At program point L73-1(line 73) the Hoare annotation is: true [2024-12-05 22:33:37,856 INFO L77 FloydHoareUtils]: At program point L65(line 65) the Hoare annotation is: true [2024-12-05 22:33:37,856 INFO L77 FloydHoareUtils]: At program point L94-3(lines 94 100) the Hoare annotation is: true [2024-12-05 22:33:37,856 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) the Hoare annotation is: true [2024-12-05 22:33:37,856 INFO L77 FloydHoareUtils]: At program point L74(line 74) the Hoare annotation is: true [2024-12-05 22:33:37,856 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-12-05 22:33:37,856 INFO L77 FloydHoareUtils]: At program point L70-1(line 70) the Hoare annotation is: true [2024-12-05 22:33:37,856 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 22:33:37,856 INFO L77 FloydHoareUtils]: At program point L79(line 79) the Hoare annotation is: true [2024-12-05 22:33:37,856 INFO L77 FloydHoareUtils]: At program point L79-1(lines 62 80) the Hoare annotation is: true [2024-12-05 22:33:37,857 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 22:33:37,857 INFO L77 FloydHoareUtils]: At program point L71(line 71) the Hoare annotation is: true [2024-12-05 22:33:37,857 INFO L77 FloydHoareUtils]: At program point L67(line 67) the Hoare annotation is: true [2024-12-05 22:33:37,857 INFO L77 FloydHoareUtils]: At program point L67-1(line 67) the Hoare annotation is: true [2024-12-05 22:33:37,857 INFO L77 FloydHoareUtils]: At program point L76(line 76) the Hoare annotation is: true [2024-12-05 22:33:37,857 INFO L77 FloydHoareUtils]: At program point L76-1(line 76) the Hoare annotation is: true [2024-12-05 22:33:37,857 INFO L77 FloydHoareUtils]: At program point L68(line 68) the Hoare annotation is: true [2024-12-05 22:33:37,857 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-12-05 22:33:37,857 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: true [2024-12-05 22:33:37,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:33:37 ImpRootNode [2024-12-05 22:33:37,867 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:33:37,867 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:33:37,867 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:33:37,867 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:33:37,868 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:32:02" (3/4) ... [2024-12-05 22:33:37,869 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 22:33:37,871 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-12-05 22:33:37,875 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2024-12-05 22:33:37,875 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-12-05 22:33:37,875 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-05 22:33:37,875 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 22:33:37,933 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:33:37,933 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:33:37,933 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:33:37,934 INFO L158 Benchmark]: Toolchain (without parser) took 96638.03ms. Allocated memory was 92.3MB in the beginning and 704.6MB in the end (delta: 612.4MB). Free memory was 69.7MB in the beginning and 663.7MB in the end (delta: -594.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:33:37,934 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:33:37,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 244.34ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 56.6MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:33:37,935 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.40ms. Allocated memory is still 92.3MB. Free memory was 56.6MB in the beginning and 55.1MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:33:37,935 INFO L158 Benchmark]: Boogie Preprocessor took 22.48ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 53.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:33:37,936 INFO L158 Benchmark]: RCFGBuilder took 436.92ms. Allocated memory is still 92.3MB. Free memory was 53.6MB in the beginning and 57.2MB in the end (delta: -3.6MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-12-05 22:33:37,936 INFO L158 Benchmark]: CodeCheck took 95830.84ms. Allocated memory was 92.3MB in the beginning and 704.6MB in the end (delta: 612.4MB). Free memory was 57.2MB in the beginning and 668.2MB in the end (delta: -611.0MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2024-12-05 22:33:37,936 INFO L158 Benchmark]: Witness Printer took 66.15ms. Allocated memory is still 704.6MB. Free memory was 668.2MB in the beginning and 663.7MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:33:37,938 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, 26 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 95.2s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 231 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 124 mSDsluCounter, 181 SdHoareTripleChecker+Invalid, 3.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 136 mSDsCounter, 165 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 622 IncrementalHoareTripleChecker+Invalid, 787 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 165 mSolverCounterUnsat, 45 mSDtfsCounter, 622 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1860 GetRequests, 1814 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 622 ImplicationChecksByTransitivity, 6.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 86.2s InterpolantComputationTime, 255 NumberOfCodeBlocks, 255 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 252 ConstructedInterpolants, 1 QuantifiedInterpolants, 879 SizeOfPredicates, 14 NumberOfNonLiveVariables, 513 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 3 InterpolantComputations, 0 PerfectInterpolantSequences, 1695/1705 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_3 == \old(var_1_3))) && (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_10 == \old(var_1_10))) && (var_1_11 == \old(var_1_11))) && (var_1_12 == \old(var_1_12))) && (last_1_var_1_1 == \old(last_1_var_1_1))) && (last_1_var_1_8 == \old(last_1_var_1_8))) && (last_1_var_1_10 == \old(last_1_var_1_10))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 244.34ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 56.6MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.40ms. Allocated memory is still 92.3MB. Free memory was 56.6MB in the beginning and 55.1MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.48ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 53.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 436.92ms. Allocated memory is still 92.3MB. Free memory was 53.6MB in the beginning and 57.2MB in the end (delta: -3.6MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * CodeCheck took 95830.84ms. Allocated memory was 92.3MB in the beginning and 704.6MB in the end (delta: 612.4MB). Free memory was 57.2MB in the beginning and 668.2MB in the end (delta: -611.0MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Witness Printer took 66.15ms. Allocated memory is still 704.6MB. Free memory was 668.2MB in the beginning and 663.7MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 22:33:38,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2054a28c-a745-4730-afdd-de134190706c/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