./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem09_label22.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_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/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_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem09_label22.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/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_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/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 f72ed682c6a5e03dd5f556d220fd88dcf97eb34c0897664dc0ddda8de8fee2bd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:46:04,803 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:46:04,895 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:46:04,900 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:46:04,904 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:46:04,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:46:04,941 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:46:04,941 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:46:04,941 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:46:04,942 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:46:04,942 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:46:04,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:46:04,942 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:46:04,942 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:46:04,942 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:46:04,943 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:46:04,943 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:46:04,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:46:04,943 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:46:04,943 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:46:04,943 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:46:04,943 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:46:04,944 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:46:04,944 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:46:04,944 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:46:04,944 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:46:04,944 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:46:04,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:46:04,945 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:46:04,945 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:46:04,945 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:46:04,945 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:46:04,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:46:04,945 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_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/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 -> f72ed682c6a5e03dd5f556d220fd88dcf97eb34c0897664dc0ddda8de8fee2bd [2024-11-13 20:46:05,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:46:05,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:46:05,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:46:05,283 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:46:05,283 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:46:05,284 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem09_label22.c Unable to find full path for "g++" [2024-11-13 20:46:07,205 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:46:10,129 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:46:10,130 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/sv-benchmarks/c/eca-rers2012/Problem09_label22.c [2024-11-13 20:46:10,463 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/bin/ukojak-verify-EEHR8qb7sm/data/81489cab3/e35225e539294c7eb0d2832c53193a79/FLAG4578720c4 [2024-11-13 20:46:10,772 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/bin/ukojak-verify-EEHR8qb7sm/data/81489cab3/e35225e539294c7eb0d2832c53193a79 [2024-11-13 20:46:10,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:46:10,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:46:10,777 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:46:10,777 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:46:10,781 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:46:10,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:46:10" (1/1) ... [2024-11-13 20:46:10,782 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f2efbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:10, skipping insertion in model container [2024-11-13 20:46:10,782 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:46:10" (1/1) ... [2024-11-13 20:46:12,001 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:46:38,164 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_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/sv-benchmarks/c/eca-rers2012/Problem09_label22.c[6305541,6305554] [2024-11-13 20:46:38,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:46:38,289 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:46:52,378 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_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/sv-benchmarks/c/eca-rers2012/Problem09_label22.c[6305541,6305554] [2024-11-13 20:46:52,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:46:57,076 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:46:57,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:57 WrapperNode [2024-11-13 20:46:57,077 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:46:57,078 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:46:57,078 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:46:57,079 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:46:57,085 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:57" (1/1) ... [2024-11-13 20:46:57,860 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:57" (1/1) ... [2024-11-13 20:47:02,566 INFO L138 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197892 [2024-11-13 20:47:02,566 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:47:02,567 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:47:02,567 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:47:02,567 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:47:02,578 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:57" (1/1) ... [2024-11-13 20:47:02,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:57" (1/1) ... [2024-11-13 20:47:03,232 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:57" (1/1) ... [2024-11-13 20:47:03,232 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:57" (1/1) ... [2024-11-13 20:47:05,392 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:57" (1/1) ... [2024-11-13 20:47:05,776 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:57" (1/1) ... [2024-11-13 20:47:06,133 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:57" (1/1) ... [2024-11-13 20:47:06,252 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:57" (1/1) ... [2024-11-13 20:47:06,857 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:47:06,858 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:47:06,858 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:47:06,859 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:47:06,861 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:57" (1/1) ... [2024-11-13 20:47:06,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:47:06,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:47:06,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:47:06,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14c7dfe7-e4dc-40cc-b930-0cc20d3f93fd/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:47:06,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:47:06,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:47:06,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:47:06,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:47:07,183 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:47:07,185 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:48:45,216 INFO L? ?]: Removed 16399 outVars from TransFormulas that were not future-live. [2024-11-13 20:48:45,216 INFO L287 CfgBuilder]: Performing block encoding