./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.leader_election.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/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_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.leader_election.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/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 64bit --witnessprinter.graph.data.programhash 2dd90a0e511412f375a1c6340aadf753c02ff29546c6345c902c814e19fc5437 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:39:40,684 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:39:40,785 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 22:39:40,790 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:39:40,790 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:39:40,823 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:39:40,826 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:39:40,826 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:39:40,827 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:39:40,827 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:39:40,828 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:39:40,828 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:39:40,828 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:39:40,829 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:39:40,830 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:39:40,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:39:40,832 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:39:40,832 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:39:40,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:39:40,833 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:39:40,834 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:39:40,837 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:39:40,837 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:39:40,838 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:39:40,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:39:40,839 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:39:40,839 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:39:40,839 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:39:40,840 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:39:40,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:39:40,842 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_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2dd90a0e511412f375a1c6340aadf753c02ff29546c6345c902c814e19fc5437 [2024-11-08 22:39:41,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:39:41,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:39:41,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:39:41,196 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:39:41,196 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:39:41,198 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.leader_election.1.prop1-func-interl.c Unable to find full path for "g++" [2024-11-08 22:39:43,077 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:39:43,655 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:39:43,656 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.leader_election.1.prop1-func-interl.c [2024-11-08 22:39:43,708 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/bin/ukojak-verify-ImItNfHLgk/data/48aa6273e/a665819858cf4b06818985e308e6a568/FLAG13dcd1a36 [2024-11-08 22:39:43,726 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/bin/ukojak-verify-ImItNfHLgk/data/48aa6273e/a665819858cf4b06818985e308e6a568 [2024-11-08 22:39:43,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:39:43,732 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:39:43,735 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:39:43,735 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:39:43,740 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:39:43,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:39:43" (1/1) ... [2024-11-08 22:39:43,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6baad3fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:43, skipping insertion in model container [2024-11-08 22:39:43,743 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:39:43" (1/1) ... [2024-11-08 22:39:43,897 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:39:44,222 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_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.leader_election.1.prop1-func-interl.c[1182,1195] [2024-11-08 22:39:45,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:39:45,333 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:39:45,346 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_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.leader_election.1.prop1-func-interl.c[1182,1195] [2024-11-08 22:39:46,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:39:46,102 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:39:46,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:46 WrapperNode [2024-11-08 22:39:46,104 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:39:46,105 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:39:46,105 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:39:46,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:39:46,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:46" (1/1) ... [2024-11-08 22:39:46,496 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:46" (1/1) ... [2024-11-08 22:39:50,299 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 29911 [2024-11-08 22:39:50,300 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:39:50,301 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:39:50,301 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:39:50,301 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:39:50,312 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:46" (1/1) ... [2024-11-08 22:39:50,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:46" (1/1) ... [2024-11-08 22:39:51,385 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:46" (1/1) ... [2024-11-08 22:39:51,386 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:46" (1/1) ... [2024-11-08 22:39:52,300 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:46" (1/1) ... [2024-11-08 22:39:52,422 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:46" (1/1) ... [2024-11-08 22:39:52,572 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:46" (1/1) ... [2024-11-08 22:39:52,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:46" (1/1) ... [2024-11-08 22:39:53,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:39:53,404 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:39:53,405 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:39:53,405 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:39:53,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:39:46" (1/1) ... [2024-11-08 22:39:53,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:39:53,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:39:53,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:39:53,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9c347f6-65b3-4ec8-b668-13dfc5cba73d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:39:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:39:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:39:53,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:39:53,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:39:55,517 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:39:55,519 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:41:22,568 INFO L? ?]: Removed 16825 outVars from TransFormulas that were not future-live. [2024-11-08 22:41:22,569 INFO L287 CfgBuilder]: Performing block encoding