./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal205.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_839e8177-8d60-4fc4-86f1-77b31947615f/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839e8177-8d60-4fc4-86f1-77b31947615f/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839e8177-8d60-4fc4-86f1-77b31947615f/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839e8177-8d60-4fc4-86f1-77b31947615f/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal205.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839e8177-8d60-4fc4-86f1-77b31947615f/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839e8177-8d60-4fc4-86f1-77b31947615f/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --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 abeb82012a17b2b5a1a17d7569e611cbbf9e941f2348440930ba3baf65bc0a8f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 20:25:56,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:25:56,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:25:56,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:25:56,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:25:56,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:25:56,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:25:56,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:25:56,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:25:56,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:25:56,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:25:56,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:25:56,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:25:56,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:25:56,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:25:56,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:25:56,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:25:56,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:25:56,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:25:56,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:25:56,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:25:56,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:25:56,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:25:56,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:25:56,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:25:56,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:25:56,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:25:56,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:25:56,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:25:56,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:25:56,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:25:56,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:25:56,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:25:56,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:25:56,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:25:56,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:25:56,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:25:56,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:25:56,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:25:56,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:25:56,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:25:56,426 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839e8177-8d60-4fc4-86f1-77b31947615f/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-14 20:25:56,440 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:25:56,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:25:56,441 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:25:56,441 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:25:56,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:25:56,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:25:56,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:25:56,446 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:25:56,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:25:56,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:25:56,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:25:56,447 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:25:56,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:25:56,447 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:25:56,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:25:56,447 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:25:56,447 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:25:56,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:25:56,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:25:56,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:25:56,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:25:56,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:25:56,448 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:25:56,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:25:56,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:25:56,449 INFO L138 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_839e8177-8d60-4fc4-86f1-77b31947615f/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839e8177-8d60-4fc4-86f1-77b31947615f/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abeb82012a17b2b5a1a17d7569e611cbbf9e941f2348440930ba3baf65bc0a8f [2022-12-14 20:25:56,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:25:56,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:25:56,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:25:56,633 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:25:56,634 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:25:56,635 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839e8177-8d60-4fc4-86f1-77b31947615f/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal205.c [2022-12-14 20:25:59,195 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:25:59,975 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:25:59,976 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839e8177-8d60-4fc4-86f1-77b31947615f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal205.c [2022-12-14 20:26:00,053 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839e8177-8d60-4fc4-86f1-77b31947615f/bin/ukojak-rkRKPMF4O4/data/ad8ba3142/fbe578e4331e4c658b7cec10fb8e9aac/FLAGdb6b72843 [2022-12-14 20:26:00,277 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839e8177-8d60-4fc4-86f1-77b31947615f/bin/ukojak-rkRKPMF4O4/data/ad8ba3142/fbe578e4331e4c658b7cec10fb8e9aac [2022-12-14 20:26:00,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:26:00,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:26:00,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:26:00,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:26:00,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:26:00,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:26:00" (1/1) ... [2022-12-14 20:26:00,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42372094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:00, skipping insertion in model container [2022-12-14 20:26:00,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:26:00" (1/1) ... [2022-12-14 20:26:00,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:26:00,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:26:00,839 WARN L237 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_839e8177-8d60-4fc4-86f1-77b31947615f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal205.c[1107,1120] [2022-12-14 20:26:02,263 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:26:02,268 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:26:02,279 WARN L237 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_839e8177-8d60-4fc4-86f1-77b31947615f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal205.c[1107,1120] [2022-12-14 20:26:03,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:26:03,137 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:26:03,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:03 WrapperNode [2022-12-14 20:26:03,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:26:03,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:26:03,138 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:26:03,138 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:26:03,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:03" (1/1) ... [2022-12-14 20:26:03,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:03" (1/1) ... [2022-12-14 20:26:04,300 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 31660 [2022-12-14 20:26:04,300 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:26:04,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:26:04,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:26:04,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:26:04,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:03" (1/1) ... [2022-12-14 20:26:04,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:03" (1/1) ... [2022-12-14 20:26:04,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:03" (1/1) ... [2022-12-14 20:26:04,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:03" (1/1) ... [2022-12-14 20:26:04,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:03" (1/1) ... [2022-12-14 20:26:04,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:03" (1/1) ... [2022-12-14 20:26:04,839 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:03" (1/1) ... [2022-12-14 20:26:04,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:03" (1/1) ... [2022-12-14 20:26:05,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:26:05,168 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:26:05,168 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:26:05,168 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:26:05,169 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:26:03" (1/1) ... [2022-12-14 20:26:05,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:26:05,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839e8177-8d60-4fc4-86f1-77b31947615f/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:26:05,195 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839e8177-8d60-4fc4-86f1-77b31947615f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:26:05,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839e8177-8d60-4fc4-86f1-77b31947615f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:26:05,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:26:05,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:26:07,406 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:26:07,407 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation