./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_label55.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label55.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/bin/ukojak-verify-ImItNfHLgk --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 09a7076b11bd93aa446f64e9d2cfea0a1b6b8e99744d45c786a334a0139444f2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:21:16,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:21:16,912 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:21:16,918 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:21:16,922 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:21:16,963 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:21:16,964 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:21:16,965 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:21:16,966 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:21:16,967 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:21:16,967 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:21:16,968 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:21:16,968 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:21:16,969 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:21:16,971 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:21:16,972 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:21:16,972 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:21:16,972 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:21:16,973 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:21:16,973 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:21:16,973 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:21:16,974 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:21:16,974 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:21:16,975 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:21:16,975 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:21:16,976 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:21:16,976 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:21:16,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:16,977 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:21:16,977 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:21:16,977 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:21:16,978 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:21:16,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:21:16,979 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09a7076b11bd93aa446f64e9d2cfea0a1b6b8e99744d45c786a334a0139444f2 [2024-11-08 22:21:17,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:21:17,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:21:17,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:21:17,289 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:21:17,289 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:21:17,291 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/eca-rers2012/Problem17_label55.c Unable to find full path for "g++" [2024-11-08 22:21:19,259 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:21:19,678 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:21:19,680 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/sv-benchmarks/c/eca-rers2012/Problem17_label55.c [2024-11-08 22:21:19,712 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/bin/ukojak-verify-ImItNfHLgk/data/943206579/a086c65c55b844efb48a6269cf7967b4/FLAG4c3f5b6fc [2024-11-08 22:21:19,829 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/bin/ukojak-verify-ImItNfHLgk/data/943206579/a086c65c55b844efb48a6269cf7967b4 [2024-11-08 22:21:19,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:21:19,834 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:21:19,836 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:19,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:21:19,844 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:21:19,845 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:19" (1/1) ... [2024-11-08 22:21:19,847 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f6d149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:19, skipping insertion in model container [2024-11-08 22:21:19,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:19" (1/1) ... [2024-11-08 22:21:19,953 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:21:20,161 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_1203cccc-e9f8-4637-8508-2d93b9675ae0/sv-benchmarks/c/eca-rers2012/Problem17_label55.c[1783,1796] [2024-11-08 22:21:20,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:20,983 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:21:20,998 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_1203cccc-e9f8-4637-8508-2d93b9675ae0/sv-benchmarks/c/eca-rers2012/Problem17_label55.c[1783,1796] [2024-11-08 22:21:21,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:21,389 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:21:21,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:21 WrapperNode [2024-11-08 22:21:21,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:21,391 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:21,391 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:21:21,391 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:21:21,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:21" (1/1) ... [2024-11-08 22:21:21,463 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:21" (1/1) ... [2024-11-08 22:21:21,715 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 2612 [2024-11-08 22:21:21,715 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:21,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:21:21,716 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:21:21,716 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:21:21,726 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:21" (1/1) ... [2024-11-08 22:21:21,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:21" (1/1) ... [2024-11-08 22:21:21,837 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:21" (1/1) ... [2024-11-08 22:21:21,837 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:21" (1/1) ... [2024-11-08 22:21:22,059 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:21" (1/1) ... [2024-11-08 22:21:22,085 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:21" (1/1) ... [2024-11-08 22:21:22,134 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:21" (1/1) ... [2024-11-08 22:21:22,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:21" (1/1) ... [2024-11-08 22:21:22,207 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:21:22,209 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:21:22,210 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:21:22,210 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:21:22,211 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:21" (1/1) ... [2024-11-08 22:21:22,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:22,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:21:22,246 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:21:22,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1203cccc-e9f8-4637-8508-2d93b9675ae0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:21:22,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:21:22,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:21:22,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:21:22,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:21:22,366 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:21:22,369 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:21:27,447 INFO L? ?]: Removed 372 outVars from TransFormulas that were not future-live. [2024-11-08 22:21:27,447 INFO L287 CfgBuilder]: Performing block encoding