./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem13_label05.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_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/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_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem13_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/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_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/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 db95babf73fb1944c5f5cbb1a7fc98d0691e2dd292f8f012fa0cfbffe032486e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:40:42,263 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:40:42,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:40:42,364 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:40:42,365 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:40:42,401 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:40:42,406 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:40:42,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:40:42,407 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:40:42,407 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:40:42,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:40:42,407 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:40:42,407 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:40:42,407 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:40:42,407 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:40:42,408 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:40:42,408 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:40:42,408 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:40:42,408 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:40:42,408 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:40:42,408 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:40:42,408 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:40:42,408 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:40:42,408 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:40:42,408 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:40:42,409 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:40:42,409 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:40:42,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:40:42,409 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:40:42,409 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:40:42,409 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:40:42,409 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:40:42,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:40:42,409 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_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/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 -> db95babf73fb1944c5f5cbb1a7fc98d0691e2dd292f8f012fa0cfbffe032486e [2024-11-13 20:40:42,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:40:42,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:40:42,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:40:42,764 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:40:42,765 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:40:42,766 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem13_label05.c Unable to find full path for "g++" [2024-11-13 20:40:44,877 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:40:45,608 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:40:45,609 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/sv-benchmarks/c/eca-rers2012/Problem13_label05.c [2024-11-13 20:40:45,646 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/bin/ukojak-verify-EEHR8qb7sm/data/2174a397b/f0ec670a302b4498bfac756f65402857/FLAGdd144ff2e [2024-11-13 20:40:45,669 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/bin/ukojak-verify-EEHR8qb7sm/data/2174a397b/f0ec670a302b4498bfac756f65402857 [2024-11-13 20:40:45,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:40:45,673 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:40:45,675 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:40:45,675 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:40:45,680 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:40:45,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:40:45" (1/1) ... [2024-11-13 20:40:45,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b1d99ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:45, skipping insertion in model container [2024-11-13 20:40:45,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:40:45" (1/1) ... [2024-11-13 20:40:45,811 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:40:46,116 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_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/sv-benchmarks/c/eca-rers2012/Problem13_label05.c[6050,6063] [2024-11-13 20:40:47,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:40:47,164 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:40:47,198 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_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/sv-benchmarks/c/eca-rers2012/Problem13_label05.c[6050,6063] [2024-11-13 20:40:47,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:40:47,832 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:40:47,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:47 WrapperNode [2024-11-13 20:40:47,834 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:40:47,835 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:40:47,836 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:40:47,836 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:40:47,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:47" (1/1) ... [2024-11-13 20:40:47,904 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:47" (1/1) ... [2024-11-13 20:40:48,525 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5586 [2024-11-13 20:40:48,525 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:40:48,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:40:48,526 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:40:48,526 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:40:48,534 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:47" (1/1) ... [2024-11-13 20:40:48,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:47" (1/1) ... [2024-11-13 20:40:48,789 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:47" (1/1) ... [2024-11-13 20:40:48,793 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:47" (1/1) ... [2024-11-13 20:40:49,313 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:47" (1/1) ... [2024-11-13 20:40:49,369 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:47" (1/1) ... [2024-11-13 20:40:49,455 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:47" (1/1) ... [2024-11-13 20:40:49,476 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:47" (1/1) ... [2024-11-13 20:40:49,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:40:49,671 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:40:49,671 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:40:49,672 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:40:49,673 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:40:47" (1/1) ... [2024-11-13 20:40:49,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:40:49,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:40:49,715 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:40:49,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79e6e1f7-7ca1-4b19-a190-b7ae73978a1f/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:40:49,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:40:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:40:49,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:40:49,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:40:49,830 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:40:49,833 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:40:58,063 INFO L? ?]: Removed 738 outVars from TransFormulas that were not future-live. [2024-11-13 20:40:58,064 INFO L287 CfgBuilder]: Performing block encoding