./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d8_e0.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_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/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_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/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_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/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 d5b41025a7a742d7c61678dcade9468a53573d152b59f48b0f914d0c1e3b03bf --- 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 [2022-12-15 00:10:33,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:10:33,294 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:10:33,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:10:33,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:10:33,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:10:33,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:10:33,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:10:33,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:10:33,319 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:10:33,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:10:33,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:10:33,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:10:33,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:10:33,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:10:33,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:10:33,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:10:33,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:10:33,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:10:33,328 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:10:33,329 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:10:33,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:10:33,331 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:10:33,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:10:33,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:10:33,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:10:33,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:10:33,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:10:33,337 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:10:33,338 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:10:33,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:10:33,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:10:33,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:10:33,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:10:33,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:10:33,341 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:10:33,341 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:10:33,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:10:33,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:10:33,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:10:33,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:10:33,344 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-15 00:10:33,356 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:10:33,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:10:33,357 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:10:33,357 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:10:33,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:10:33,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:10:33,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:10:33,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:10:33,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:10:33,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:10:33,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:10:33,358 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:10:33,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:10:33,359 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:10:33,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:10:33,359 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:10:33,359 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:10:33,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:10:33,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:10:33,359 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:10:33,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:10:33,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:10:33,359 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:10:33,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:10:33,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:10:33,360 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_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5b41025a7a742d7c61678dcade9468a53573d152b59f48b0f914d0c1e3b03bf [2022-12-15 00:10:33,532 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:10:33,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:10:33,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:10:33,552 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:10:33,553 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:10:33,554 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d8_e0.c [2022-12-15 00:10:36,102 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:10:36,332 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:10:36,332 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d8_e0.c [2022-12-15 00:10:36,344 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/data/054e61dce/d283c672daea416891273ac176cdf48c/FLAG79ada5b06 [2022-12-15 00:10:36,358 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/data/054e61dce/d283c672daea416891273ac176cdf48c [2022-12-15 00:10:36,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:10:36,362 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:10:36,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:10:36,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:10:36,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:10:36,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:10:36" (1/1) ... [2022-12-15 00:10:36,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5698b7bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:10:36, skipping insertion in model container [2022-12-15 00:10:36,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:10:36" (1/1) ... [2022-12-15 00:10:36,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:10:36,415 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:10:36,565 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_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d8_e0.c[1110,1123] [2022-12-15 00:10:36,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:10:36,766 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:10:36,777 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_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d8_e0.c[1110,1123] [2022-12-15 00:10:36,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:10:36,879 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:10:36,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:10:36 WrapperNode [2022-12-15 00:10:36,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:10:36,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:10:36,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:10:36,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:10:36,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:10:36" (1/1) ... [2022-12-15 00:10:36,918 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:10:36" (1/1) ... [2022-12-15 00:10:36,998 INFO L138 Inliner]: procedures = 11, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1321 [2022-12-15 00:10:36,999 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:10:36,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:10:36,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:10:36,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:10:37,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:10:36" (1/1) ... [2022-12-15 00:10:37,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:10:36" (1/1) ... [2022-12-15 00:10:37,020 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:10:36" (1/1) ... [2022-12-15 00:10:37,021 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:10:36" (1/1) ... [2022-12-15 00:10:37,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:10:36" (1/1) ... [2022-12-15 00:10:37,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:10:36" (1/1) ... [2022-12-15 00:10:37,068 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:10:36" (1/1) ... [2022-12-15 00:10:37,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:10:36" (1/1) ... [2022-12-15 00:10:37,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:10:37,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:10:37,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:10:37,092 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:10:37,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:10:36" (1/1) ... [2022-12-15 00:10:37,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:10:37,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:10:37,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:10:37,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:10:37,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:10:37,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:10:37,150 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 00:10:37,150 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 00:10:37,375 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:10:37,377 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:10:49,744 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:10:49,780 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:10:49,780 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 00:10:49,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:10:49 BoogieIcfgContainer [2022-12-15 00:10:49,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:10:49,783 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:10:49,783 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:10:49,791 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:10:49,791 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:10:49" (1/1) ... [2022-12-15 00:10:49,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:10:49,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:10:49,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-12-15 00:10:49,836 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-12-15 00:10:49,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 00:10:49,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:10:49,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:10:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:10:55,772 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-15 00:10:57,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-15 00:10:59,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.38s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-15 00:11:01,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:11:01,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2022-12-15 00:11:01,107 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2022-12-15 00:11:01,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-15 00:11:01,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:11:01,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:11:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 00:11:38,399 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 00:12:25,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 00:12:36,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-15 00:12:36,367 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 00:12:36,370 INFO L158 Benchmark]: Toolchain (without parser) took 120008.06ms. Allocated memory was 132.1MB in the beginning and 849.3MB in the end (delta: 717.2MB). Free memory was 98.8MB in the beginning and 724.4MB in the end (delta: -625.6MB). Peak memory consumption was 582.7MB. Max. memory is 16.1GB. [2022-12-15 00:12:36,371 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 132.1MB. Free memory was 104.2MB in the beginning and 104.0MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:12:36,372 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.60ms. Allocated memory is still 132.1MB. Free memory was 98.6MB in the beginning and 54.0MB in the end (delta: 44.6MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-12-15 00:12:36,372 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.55ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 54.0MB in the beginning and 137.6MB in the end (delta: -83.6MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2022-12-15 00:12:36,373 INFO L158 Benchmark]: Boogie Preprocessor took 92.06ms. Allocated memory is still 176.2MB. Free memory was 137.6MB in the beginning and 130.2MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-15 00:12:36,373 INFO L158 Benchmark]: RCFGBuilder took 12690.63ms. Allocated memory was 176.2MB in the beginning and 524.3MB in the end (delta: 348.1MB). Free memory was 129.2MB in the beginning and 410.6MB in the end (delta: -281.4MB). Peak memory consumption was 316.2MB. Max. memory is 16.1GB. [2022-12-15 00:12:36,374 INFO L158 Benchmark]: CodeCheck took 106586.25ms. Allocated memory was 524.3MB in the beginning and 849.3MB in the end (delta: 325.1MB). Free memory was 410.6MB in the beginning and 724.4MB in the end (delta: -313.7MB). Peak memory consumption was 500.4MB. Max. memory is 16.1GB. [2022-12-15 00:12:36,376 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 132.1MB. Free memory was 104.2MB in the beginning and 104.0MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.60ms. Allocated memory is still 132.1MB. Free memory was 98.6MB in the beginning and 54.0MB in the end (delta: 44.6MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.55ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 54.0MB in the beginning and 137.6MB in the end (delta: -83.6MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.06ms. Allocated memory is still 176.2MB. Free memory was 137.6MB in the beginning and 130.2MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 12690.63ms. Allocated memory was 176.2MB in the beginning and 524.3MB in the end (delta: 348.1MB). Free memory was 129.2MB in the beginning and 410.6MB in the end (delta: -281.4MB). Peak memory consumption was 316.2MB. Max. memory is 16.1GB. * CodeCheck took 106586.25ms. Allocated memory was 524.3MB in the beginning and 849.3MB in the end (delta: 325.1MB). Free memory was 410.6MB in the beginning and 724.4MB in the end (delta: -313.7MB). Peak memory consumption was 500.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:12:36,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/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_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/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 d5b41025a7a742d7c61678dcade9468a53573d152b59f48b0f914d0c1e3b03bf --- 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 [2022-12-15 00:12:37,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:12:37,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:12:37,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:12:37,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:12:37,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:12:37,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:12:37,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:12:37,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:12:37,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:12:37,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:12:37,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:12:37,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:12:37,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:12:37,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:12:37,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:12:37,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:12:37,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:12:37,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:12:37,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:12:37,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:12:37,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:12:37,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:12:37,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:12:37,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:12:37,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:12:37,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:12:37,996 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:12:37,996 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:12:37,997 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:12:37,998 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:12:37,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:12:37,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:12:38,000 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:12:38,001 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:12:38,001 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:12:38,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:12:38,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:12:38,002 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:12:38,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:12:38,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:12:38,004 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-15 00:12:38,022 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:12:38,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:12:38,023 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:12:38,023 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:12:38,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:12:38,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:12:38,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:12:38,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:12:38,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:12:38,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:12:38,025 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:12:38,025 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 00:12:38,025 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 00:12:38,025 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 00:12:38,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:12:38,025 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:12:38,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:12:38,026 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:12:38,026 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:12:38,026 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:12:38,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:12:38,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:12:38,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:12:38,027 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:12:38,027 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 00:12:38,028 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 00:12:38,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:12:38,028 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 00:12:38,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 00:12:38,028 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5b41025a7a742d7c61678dcade9468a53573d152b59f48b0f914d0c1e3b03bf [2022-12-15 00:12:38,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:12:38,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:12:38,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:12:38,247 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:12:38,247 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:12:38,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d8_e0.c [2022-12-15 00:12:40,794 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:12:40,991 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:12:40,992 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d8_e0.c [2022-12-15 00:12:41,001 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/data/6c2e78e5a/a37bec6152204ad49dc2da369110535e/FLAG2b8523d68 [2022-12-15 00:12:41,011 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/data/6c2e78e5a/a37bec6152204ad49dc2da369110535e [2022-12-15 00:12:41,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:12:41,014 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:12:41,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:12:41,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:12:41,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:12:41,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:12:41" (1/1) ... [2022-12-15 00:12:41,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59eb05a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:41, skipping insertion in model container [2022-12-15 00:12:41,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:12:41" (1/1) ... [2022-12-15 00:12:41,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:12:41,060 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:12:41,167 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_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d8_e0.c[1110,1123] [2022-12-15 00:12:41,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:12:41,367 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:12:41,374 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_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w32_d8_e0.c[1110,1123] [2022-12-15 00:12:41,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:12:41,446 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:12:41,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:41 WrapperNode [2022-12-15 00:12:41,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:12:41,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:12:41,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:12:41,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:12:41,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:41" (1/1) ... [2022-12-15 00:12:41,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:41" (1/1) ... [2022-12-15 00:12:41,517 INFO L138 Inliner]: procedures = 11, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1321 [2022-12-15 00:12:41,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:12:41,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:12:41,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:12:41,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:12:41,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:41" (1/1) ... [2022-12-15 00:12:41,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:41" (1/1) ... [2022-12-15 00:12:41,532 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:41" (1/1) ... [2022-12-15 00:12:41,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:41" (1/1) ... [2022-12-15 00:12:41,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:41" (1/1) ... [2022-12-15 00:12:41,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:41" (1/1) ... [2022-12-15 00:12:41,558 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:41" (1/1) ... [2022-12-15 00:12:41,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:41" (1/1) ... [2022-12-15 00:12:41,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:12:41,571 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:12:41,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:12:41,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:12:41,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:41" (1/1) ... [2022-12-15 00:12:41,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:12:41,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:12:41,598 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:12:41,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:12:41,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:12:41,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:12:41,627 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 00:12:41,627 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 00:12:41,873 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:12:41,875 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:12:42,734 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:12:42,779 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:12:42,779 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 00:12:42,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:12:42 BoogieIcfgContainer [2022-12-15 00:12:42,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:12:42,781 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:12:42,781 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:12:42,788 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:12:42,789 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:12:42" (1/1) ... [2022-12-15 00:12:42,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:12:42,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:12:42,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-12-15 00:12:42,838 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-12-15 00:12:42,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 00:12:42,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:12:42,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:12:42,874 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 00:12:42,878 INFO L158 Benchmark]: Toolchain (without parser) took 1862.67ms. Allocated memory was 67.1MB in the beginning and 98.6MB in the end (delta: 31.5MB). Free memory was 43.4MB in the beginning and 53.8MB in the end (delta: -10.4MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2022-12-15 00:12:42,878 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 50.3MB. Free memory is still 28.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:12:42,878 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.41ms. Allocated memory is still 67.1MB. Free memory was 43.2MB in the beginning and 28.9MB in the end (delta: 14.4MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-12-15 00:12:42,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.77ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 28.9MB in the beginning and 47.2MB in the end (delta: -18.3MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2022-12-15 00:12:42,879 INFO L158 Benchmark]: Boogie Preprocessor took 52.12ms. Allocated memory is still 81.8MB. Free memory was 46.8MB in the beginning and 40.9MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 00:12:42,880 INFO L158 Benchmark]: RCFGBuilder took 1210.18ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 40.9MB in the beginning and 60.1MB in the end (delta: -19.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-12-15 00:12:42,881 INFO L158 Benchmark]: CodeCheck took 95.10ms. Allocated memory is still 98.6MB. Free memory was 60.1MB in the beginning and 53.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 00:12:42,883 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 50.3MB. Free memory is still 28.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.41ms. Allocated memory is still 67.1MB. Free memory was 43.2MB in the beginning and 28.9MB in the end (delta: 14.4MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.77ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 28.9MB in the beginning and 47.2MB in the end (delta: -18.3MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.12ms. Allocated memory is still 81.8MB. Free memory was 46.8MB in the beginning and 40.9MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1210.18ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 40.9MB in the beginning and 60.1MB in the end (delta: -19.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 95.10ms. Allocated memory is still 98.6MB. Free memory was 60.1MB in the beginning and 53.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:12:42,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_482d8ef5-9410-4dd9-a6b2-95f47ad6f558/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared