./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem103_label48.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_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/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_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem103_label48.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/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_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/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 bd158ebc348827106e37f3cec44cef5fe66600b4dbba4197b9790e0d4ad173e0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:58:17,566 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:58:17,655 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:58:17,662 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:58:17,663 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:58:17,693 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:58:17,695 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:58:17,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:58:17,696 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:58:17,697 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:58:17,698 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:58:17,698 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:58:17,698 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:58:17,698 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:58:17,698 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:58:17,698 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:58:17,698 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:58:17,699 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:58:17,699 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:58:17,699 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:58:17,699 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:58:17,700 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:58:17,700 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:58:17,700 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:58:17,700 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:58:17,700 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:58:17,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:58:17,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:58:17,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:58:17,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:58:17,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:58:17,701 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:58:17,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:58:17,701 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_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/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 -> bd158ebc348827106e37f3cec44cef5fe66600b4dbba4197b9790e0d4ad173e0 [2024-11-13 16:58:18,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:58:18,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:58:18,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:58:18,051 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:58:18,051 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:58:18,053 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-programs/Problem103_label48.c Unable to find full path for "g++" [2024-11-13 16:58:19,940 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:58:22,951 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:58:22,952 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/sv-benchmarks/c/eca-programs/Problem103_label48.c [2024-11-13 16:58:23,241 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/bin/ukojak-verify-EEHR8qb7sm/data/9c0eeda01/2d522cc62c7f4c7dbe1388aa98cd8edb/FLAG33dd3c92e [2024-11-13 16:58:23,260 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/bin/ukojak-verify-EEHR8qb7sm/data/9c0eeda01/2d522cc62c7f4c7dbe1388aa98cd8edb [2024-11-13 16:58:23,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:58:23,264 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:58:23,266 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:58:23,266 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:58:23,271 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:58:23,272 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:58:23" (1/1) ... [2024-11-13 16:58:23,273 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7712c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:58:23, skipping insertion in model container [2024-11-13 16:58:23,276 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:58:23" (1/1) ... [2024-11-13 16:58:24,506 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:58:49,560 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_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/sv-benchmarks/c/eca-programs/Problem103_label48.c[6304687,6304700] [2024-11-13 16:58:49,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:58:49,689 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:59:03,816 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_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/sv-benchmarks/c/eca-programs/Problem103_label48.c[6304687,6304700] [2024-11-13 16:59:03,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:59:08,533 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:59:08,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:08 WrapperNode [2024-11-13 16:59:08,534 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:59:08,535 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:08,535 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:59:08,535 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:59:08,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:08" (1/1) ... [2024-11-13 16:59:09,780 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:08" (1/1) ... [2024-11-13 16:59:14,787 INFO L138 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197898 [2024-11-13 16:59:14,787 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:59:14,788 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:59:14,788 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:59:14,789 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:59:14,796 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:08" (1/1) ... [2024-11-13 16:59:14,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:08" (1/1) ... [2024-11-13 16:59:15,394 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:08" (1/1) ... [2024-11-13 16:59:15,394 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:08" (1/1) ... [2024-11-13 16:59:17,803 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:08" (1/1) ... [2024-11-13 16:59:18,214 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:08" (1/1) ... [2024-11-13 16:59:18,670 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:08" (1/1) ... [2024-11-13 16:59:18,810 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:08" (1/1) ... [2024-11-13 16:59:20,428 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:59:20,432 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:59:20,432 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:59:20,433 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:59:20,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:59:08" (1/1) ... [2024-11-13 16:59:20,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:59:20,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:59:20,508 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:59:20,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfb98dac-5bd9-4687-b6f8-6d7c3937d133/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:59:20,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:59:20,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:59:20,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:59:20,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:59:20,937 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:59:20,939 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 17:01:06,076 INFO L? ?]: Removed 16411 outVars from TransFormulas that were not future-live. [2024-11-13 17:01:06,076 INFO L287 CfgBuilder]: Performing block encoding