./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem08_label39.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_2d6dd386-3d17-4b7c-958c-c536c3d463de/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d6dd386-3d17-4b7c-958c-c536c3d463de/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_2d6dd386-3d17-4b7c-958c-c536c3d463de/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d6dd386-3d17-4b7c-958c-c536c3d463de/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem08_label39.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d6dd386-3d17-4b7c-958c-c536c3d463de/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_2d6dd386-3d17-4b7c-958c-c536c3d463de/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 6ae780d7110b531d3f0752ea41be8b14b6f43af1c7b16cf5acc7fb7939bb5b40 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:10:41,292 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:10:41,364 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d6dd386-3d17-4b7c-958c-c536c3d463de/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:10:41,368 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:10:41,368 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:10:41,389 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:10:41,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:10:41,391 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:10:41,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:10:41,392 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:10:41,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:10:41,392 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:10:41,393 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:10:41,393 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:10:41,394 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:10:41,394 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:10:41,395 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:10:41,395 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:10:41,398 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:10:41,398 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:10:41,399 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:10:41,400 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:10:41,400 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:10:41,401 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:10:41,401 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:10:41,402 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:10:41,402 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:10:41,402 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:10:41,403 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:10:41,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:10:41,408 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:10:41,409 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:10:41,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:10:41,409 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_2d6dd386-3d17-4b7c-958c-c536c3d463de/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d6dd386-3d17-4b7c-958c-c536c3d463de/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ae780d7110b531d3f0752ea41be8b14b6f43af1c7b16cf5acc7fb7939bb5b40 [2024-11-08 23:10:41,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:10:41,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:10:41,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:10:41,728 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:10:41,728 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:10:41,729 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d6dd386-3d17-4b7c-958c-c536c3d463de/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/eca-rers2012/Problem08_label39.c Unable to find full path for "g++" [2024-11-08 23:10:43,772 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:10:46,720 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:10:46,720 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d6dd386-3d17-4b7c-958c-c536c3d463de/sv-benchmarks/c/eca-rers2012/Problem08_label39.c [2024-11-08 23:10:47,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d6dd386-3d17-4b7c-958c-c536c3d463de/bin/ukojak-verify-ImItNfHLgk/data/367863ecc/7cdd62eca36e4aa7b13688a7a40679b3/FLAGd4244adb0 [2024-11-08 23:10:47,044 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d6dd386-3d17-4b7c-958c-c536c3d463de/bin/ukojak-verify-ImItNfHLgk/data/367863ecc/7cdd62eca36e4aa7b13688a7a40679b3 [2024-11-08 23:10:47,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:10:47,049 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:10:47,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:10:47,051 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:10:47,056 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:10:47,057 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:10:47" (1/1) ... [2024-11-08 23:10:47,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f7649de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:10:47, skipping insertion in model container [2024-11-08 23:10:47,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:10:47" (1/1) ... [2024-11-08 23:10:48,775 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:11:13,704 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_2d6dd386-3d17-4b7c-958c-c536c3d463de/sv-benchmarks/c/eca-rers2012/Problem08_label39.c[5714899,5714912] [2024-11-08 23:11:13,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:13,820 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:11:28,663 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_2d6dd386-3d17-4b7c-958c-c536c3d463de/sv-benchmarks/c/eca-rers2012/Problem08_label39.c[5714899,5714912] [2024-11-08 23:11:28,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:33,371 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:11:33,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:33 WrapperNode [2024-11-08 23:11:33,372 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:11:33,373 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:33,373 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:11:33,373 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:11:33,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:33" (1/1) ... [2024-11-08 23:11:34,931 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:33" (1/1) ... [2024-11-08 23:11:39,629 INFO L138 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184369 [2024-11-08 23:11:39,630 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:39,630 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:11:39,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:11:39,631 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:11:39,638 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:33" (1/1) ... [2024-11-08 23:11:39,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:33" (1/1) ... [2024-11-08 23:11:40,431 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:33" (1/1) ... [2024-11-08 23:11:40,431 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:33" (1/1) ... [2024-11-08 23:11:43,421 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:33" (1/1) ... [2024-11-08 23:11:43,864 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:33" (1/1) ... [2024-11-08 23:11:44,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:33" (1/1) ... [2024-11-08 23:11:44,346 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:33" (1/1) ... [2024-11-08 23:11:45,133 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:11:45,134 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:11:45,135 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:11:45,135 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:11:45,136 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:33" (1/1) ... [2024-11-08 23:11:45,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:11:45,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d6dd386-3d17-4b7c-958c-c536c3d463de/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:11:45,183 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d6dd386-3d17-4b7c-958c-c536c3d463de/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:11:45,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d6dd386-3d17-4b7c-958c-c536c3d463de/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:11:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:11:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:11:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:11:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:11:45,404 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:11:45,407 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:13:18,343 INFO L? ?]: Removed 18108 outVars from TransFormulas that were not future-live. [2024-11-08 23:13:18,344 INFO L287 CfgBuilder]: Performing block encoding