./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem12_label10.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_16348683-8d24-46ce-b773-f276e6820bb4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16348683-8d24-46ce-b773-f276e6820bb4/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_16348683-8d24-46ce-b773-f276e6820bb4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16348683-8d24-46ce-b773-f276e6820bb4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem12_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16348683-8d24-46ce-b773-f276e6820bb4/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_16348683-8d24-46ce-b773-f276e6820bb4/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 af34cca1265ebda4ef436604d1992244d07816396f61d2a729ccbfca2d3a784e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:16:19,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:16:19,800 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16348683-8d24-46ce-b773-f276e6820bb4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:16:19,805 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:16:19,806 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:16:19,830 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:16:19,831 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:16:19,832 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:16:19,832 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:16:19,832 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:16:19,832 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:16:19,833 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:16:19,833 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:16:19,833 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:16:19,833 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:16:19,833 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:16:19,833 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:16:19,833 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:16:19,833 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:16:19,833 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:16:19,833 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:16:19,834 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:16:19,834 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:16:19,834 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:16:19,834 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:16:19,834 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:16:19,834 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:16:19,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:19,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:16:19,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:16:19,835 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:16:19,835 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:16:19,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:16:19,835 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_16348683-8d24-46ce-b773-f276e6820bb4/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 -> af34cca1265ebda4ef436604d1992244d07816396f61d2a729ccbfca2d3a784e [2024-11-13 23:16:20,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:16:20,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:16:20,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:16:20,153 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:16:20,153 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:16:20,156 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16348683-8d24-46ce-b773-f276e6820bb4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem12_label10.c Unable to find full path for "g++" [2024-11-13 23:16:22,016 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:16:22,670 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:16:22,671 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16348683-8d24-46ce-b773-f276e6820bb4/sv-benchmarks/c/eca-rers2012/Problem12_label10.c [2024-11-13 23:16:22,714 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16348683-8d24-46ce-b773-f276e6820bb4/bin/ukojak-verify-EEHR8qb7sm/data/b66562ef0/23fa991cb49f4e68ae2a65d958e466f5/FLAGa3a782834 [2024-11-13 23:16:22,733 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16348683-8d24-46ce-b773-f276e6820bb4/bin/ukojak-verify-EEHR8qb7sm/data/b66562ef0/23fa991cb49f4e68ae2a65d958e466f5 [2024-11-13 23:16:22,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:16:22,737 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:16:22,738 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:22,741 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:16:22,745 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:16:22,746 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:22" (1/1) ... [2024-11-13 23:16:22,747 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4e0bf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:22, skipping insertion in model container [2024-11-13 23:16:22,750 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:16:22" (1/1) ... [2024-11-13 23:16:22,881 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:16:23,148 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_16348683-8d24-46ce-b773-f276e6820bb4/sv-benchmarks/c/eca-rers2012/Problem12_label10.c[3658,3671] [2024-11-13 23:16:24,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:24,102 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:16:24,125 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_16348683-8d24-46ce-b773-f276e6820bb4/sv-benchmarks/c/eca-rers2012/Problem12_label10.c[3658,3671] [2024-11-13 23:16:24,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:16:24,710 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:16:24,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:24 WrapperNode [2024-11-13 23:16:24,712 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:16:24,714 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:24,714 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:16:24,714 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:16:24,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:24" (1/1) ... [2024-11-13 23:16:24,803 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:24" (1/1) ... [2024-11-13 23:16:25,174 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4760 [2024-11-13 23:16:25,175 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:16:25,176 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:16:25,176 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:16:25,176 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:16:25,185 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:24" (1/1) ... [2024-11-13 23:16:25,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:24" (1/1) ... [2024-11-13 23:16:25,248 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:24" (1/1) ... [2024-11-13 23:16:25,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:24" (1/1) ... [2024-11-13 23:16:25,437 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:24" (1/1) ... [2024-11-13 23:16:25,482 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:24" (1/1) ... [2024-11-13 23:16:25,555 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:24" (1/1) ... [2024-11-13 23:16:25,569 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:24" (1/1) ... [2024-11-13 23:16:25,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:16:25,648 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:16:25,648 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:16:25,648 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:16:25,649 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:16:24" (1/1) ... [2024-11-13 23:16:25,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:16:25,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16348683-8d24-46ce-b773-f276e6820bb4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:16:25,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16348683-8d24-46ce-b773-f276e6820bb4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:16:25,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16348683-8d24-46ce-b773-f276e6820bb4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:16:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:16:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:16:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:16:25,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:16:25,829 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:16:25,831 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:16:32,130 INFO L? ?]: Removed 702 outVars from TransFormulas that were not future-live. [2024-11-13 23:16:32,131 INFO L287 CfgBuilder]: Performing block encoding