./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_835c56d6-72e7-4616-a090-f3df6e6c7e6d/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_835c56d6-72e7-4616-a090-f3df6e6c7e6d/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_835c56d6-72e7-4616-a090-f3df6e6c7e6d/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_835c56d6-72e7-4616-a090-f3df6e6c7e6d/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label04.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_835c56d6-72e7-4616-a090-f3df6e6c7e6d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_835c56d6-72e7-4616-a090-f3df6e6c7e6d/bin/ukojak-verify-EEHR8qb7sm --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 33de5d7f20015c0808aeb1de8a96a544518a9ee4634466bd76c0c961f4a657cf --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:06:10,585 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:06:10,688 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_835c56d6-72e7-4616-a090-f3df6e6c7e6d/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:06:10,702 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:06:10,702 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:06:10,752 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:06:10,755 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:06:10,755 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:06:10,756 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:06:10,757 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:06:10,758 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:06:10,758 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:06:10,758 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:06:10,759 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:06:10,759 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:06:10,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:06:10,759 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:06:10,759 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:06:10,759 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:06:10,760 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:06:10,760 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:06:10,760 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:06:10,760 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:06:10,761 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:06:10,761 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:06:10,761 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:06:10,761 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:06:10,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:06:10,762 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:06:10,762 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:06:10,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:06:10,763 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:06:10,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:06:10,763 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_835c56d6-72e7-4616-a090-f3df6e6c7e6d/bin/ukojak-verify-EEHR8qb7sm 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 -> 33de5d7f20015c0808aeb1de8a96a544518a9ee4634466bd76c0c961f4a657cf [2024-11-13 22:06:11,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:06:11,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:06:11,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:06:11,187 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:06:11,188 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:06:11,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_835c56d6-72e7-4616-a090-f3df6e6c7e6d/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem12_label04.c Unable to find full path for "g++" [2024-11-13 22:06:13,392 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:06:14,069 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:06:14,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_835c56d6-72e7-4616-a090-f3df6e6c7e6d/sv-benchmarks/c/eca-rers2012/Problem12_label04.c [2024-11-13 22:06:14,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_835c56d6-72e7-4616-a090-f3df6e6c7e6d/bin/ukojak-verify-EEHR8qb7sm/data/74e47c701/6456dadf063b43eaa5418944561a30c1/FLAG5aac8943d [2024-11-13 22:06:14,464 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_835c56d6-72e7-4616-a090-f3df6e6c7e6d/bin/ukojak-verify-EEHR8qb7sm/data/74e47c701/6456dadf063b43eaa5418944561a30c1 [2024-11-13 22:06:14,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:06:14,468 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:06:14,469 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:06:14,469 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:06:14,472 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:06:14,473 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:14" (1/1) ... [2024-11-13 22:06:14,474 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1373b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:14, skipping insertion in model container [2024-11-13 22:06:14,474 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:14" (1/1) ... [2024-11-13 22:06:14,580 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:06:14,861 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_835c56d6-72e7-4616-a090-f3df6e6c7e6d/sv-benchmarks/c/eca-rers2012/Problem12_label04.c[7422,7435] [2024-11-13 22:06:16,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:06:16,054 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:06:16,095 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_835c56d6-72e7-4616-a090-f3df6e6c7e6d/sv-benchmarks/c/eca-rers2012/Problem12_label04.c[7422,7435] [2024-11-13 22:06:16,720 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:06:16,754 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:06:16,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:16 WrapperNode [2024-11-13 22:06:16,755 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:06:16,756 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:06:16,757 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:06:16,757 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:06:16,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:16" (1/1) ... [2024-11-13 22:06:16,885 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:16" (1/1) ... [2024-11-13 22:06:17,353 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4760 [2024-11-13 22:06:17,353 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:06:17,354 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:06:17,354 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:06:17,354 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:06:17,364 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:16" (1/1) ... [2024-11-13 22:06:17,364 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:16" (1/1) ... [2024-11-13 22:06:17,424 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:16" (1/1) ... [2024-11-13 22:06:17,424 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:16" (1/1) ... [2024-11-13 22:06:17,790 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:16" (1/1) ... [2024-11-13 22:06:17,858 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:16" (1/1) ... [2024-11-13 22:06:17,898 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:16" (1/1) ... [2024-11-13 22:06:17,926 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:16" (1/1) ... [2024-11-13 22:06:18,112 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:06:18,114 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:06:18,114 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:06:18,114 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:06:18,116 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:16" (1/1) ... [2024-11-13 22:06:18,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:06:18,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_835c56d6-72e7-4616-a090-f3df6e6c7e6d/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:06:18,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_835c56d6-72e7-4616-a090-f3df6e6c7e6d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:06:18,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_835c56d6-72e7-4616-a090-f3df6e6c7e6d/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:06:18,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:06:18,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:06:18,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:06:18,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:06:18,375 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:06:18,377 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:06:25,264 INFO L? ?]: Removed 702 outVars from TransFormulas that were not future-live. [2024-11-13 22:06:25,264 INFO L287 CfgBuilder]: Performing block encoding