./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ --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 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 --- 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-6b4ec56 [2022-11-20 17:17:19,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:17:19,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:17:19,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:17:19,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:17:19,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:17:19,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:17:19,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:17:19,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:17:19,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:17:19,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:17:19,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:17:19,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:17:19,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:17:19,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:17:19,380 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:17:19,381 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:17:19,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:17:19,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:17:19,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:17:19,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:17:19,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:17:19,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:17:19,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:17:19,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:17:19,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:17:19,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:17:19,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:17:19,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:17:19,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:17:19,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:17:19,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:17:19,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:17:19,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:17:19,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:17:19,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:17:19,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:17:19,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:17:19,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:17:19,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:17:19,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:17:19,411 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 17:17:19,434 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:17:19,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:17:19,436 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:17:19,436 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:17:19,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:17:19,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:17:19,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:17:19,438 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:17:19,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:17:19,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:17:19,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:17:19,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:17:19,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:17:19,439 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:17:19,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:17:19,440 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:17:19,440 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:17:19,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:17:19,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:17:19,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:17:19,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:17:19,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:17:19,442 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:17:19,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:17:19,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:17:19,442 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_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 [2022-11-20 17:17:19,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:17:19,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:17:19,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:17:19,702 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:17:19,703 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:17:19,704 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-11-20 17:17:22,761 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:17:23,210 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:17:23,210 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-11-20 17:17:23,230 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/data/7ad382279/ef7f94aa17c84dddb896c44201962aac/FLAG31bc608e7 [2022-11-20 17:17:23,259 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/data/7ad382279/ef7f94aa17c84dddb896c44201962aac [2022-11-20 17:17:23,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:17:23,267 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:17:23,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:17:23,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:17:23,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:17:23,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:17:23" (1/1) ... [2022-11-20 17:17:23,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f787fe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:23, skipping insertion in model container [2022-11-20 17:17:23,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:17:23" (1/1) ... [2022-11-20 17:17:23,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:17:23,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:17:23,495 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_601f17b3-750f-478a-a2bf-f53b9f9aebfa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-11-20 17:17:23,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:17:23,957 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:17:23,970 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_601f17b3-750f-478a-a2bf-f53b9f9aebfa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-11-20 17:17:24,115 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:17:24,128 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:17:24,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:24 WrapperNode [2022-11-20 17:17:24,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:17:24,130 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:17:24,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:17:24,131 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:17:24,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:24" (1/1) ... [2022-11-20 17:17:24,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:24" (1/1) ... [2022-11-20 17:17:24,403 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1779 [2022-11-20 17:17:24,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:17:24,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:17:24,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:17:24,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:17:24,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:24" (1/1) ... [2022-11-20 17:17:24,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:24" (1/1) ... [2022-11-20 17:17:24,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:24" (1/1) ... [2022-11-20 17:17:24,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:24" (1/1) ... [2022-11-20 17:17:24,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:24" (1/1) ... [2022-11-20 17:17:24,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:24" (1/1) ... [2022-11-20 17:17:24,508 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:24" (1/1) ... [2022-11-20 17:17:24,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:24" (1/1) ... [2022-11-20 17:17:24,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:17:24,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:17:24,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:17:24,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:17:24,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:17:24" (1/1) ... [2022-11-20 17:17:24,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:17:24,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:17:24,585 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:17:24,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:17:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:17:24,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:17:25,086 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:17:25,089 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:19:27,287 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:19:27,318 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:19:27,318 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:19:27,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:19:27 BoogieIcfgContainer [2022-11-20 17:19:27,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:19:27,324 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:19:27,324 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:19:27,334 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:19:27,334 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:19:27" (1/1) ... [2022-11-20 17:19:27,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:19:27,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:27,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:19:27,432 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:19:27,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:19:27,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:27,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:30,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:19:40,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:19:50,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:19:52,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:52,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 17:19:52,877 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 17:19:52,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:19:52,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:52,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:21:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:21:24,410 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:22:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:23:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 17:23:03,010 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) [2022-11-20 17:23:03,014 INFO L158 Benchmark]: Toolchain (without parser) took 339750.26ms. Allocated memory was 159.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 124.7MB in the beginning and 997.7MB in the end (delta: -872.9MB). Peak memory consumption was 718.4MB. Max. memory is 16.1GB. [2022-11-20 17:23:03,014 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 159.4MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:23:03,015 INFO L158 Benchmark]: CACSL2BoogieTranslator took 860.61ms. Allocated memory is still 159.4MB. Free memory was 124.7MB in the beginning and 68.9MB in the end (delta: 55.8MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2022-11-20 17:23:03,016 INFO L158 Benchmark]: Boogie Procedure Inliner took 274.74ms. Allocated memory was 159.4MB in the beginning and 211.8MB in the end (delta: 52.4MB). Free memory was 68.9MB in the beginning and 159.3MB in the end (delta: -90.3MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2022-11-20 17:23:03,016 INFO L158 Benchmark]: Boogie Preprocessor took 133.67ms. Allocated memory is still 211.8MB. Free memory was 159.3MB in the beginning and 148.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:23:03,017 INFO L158 Benchmark]: RCFGBuilder took 122782.76ms. Allocated memory was 211.8MB in the beginning and 1.0GB in the end (delta: 799.0MB). Free memory was 148.8MB in the beginning and 626.9MB in the end (delta: -478.1MB). Peak memory consumption was 606.1MB. Max. memory is 16.1GB. [2022-11-20 17:23:03,018 INFO L158 Benchmark]: CodeCheck took 215688.69ms. Allocated memory was 1.0GB in the beginning and 1.7GB in the end (delta: 738.2MB). Free memory was 626.9MB in the beginning and 997.7MB in the end (delta: -370.8MB). Peak memory consumption was 368.4MB. Max. memory is 16.1GB. [2022-11-20 17:23:03,027 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 0.30ms. Allocated memory is still 159.4MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 860.61ms. Allocated memory is still 159.4MB. Free memory was 124.7MB in the beginning and 68.9MB in the end (delta: 55.8MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 274.74ms. Allocated memory was 159.4MB in the beginning and 211.8MB in the end (delta: 52.4MB). Free memory was 68.9MB in the beginning and 159.3MB in the end (delta: -90.3MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 133.67ms. Allocated memory is still 211.8MB. Free memory was 159.3MB in the beginning and 148.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 122782.76ms. Allocated memory was 211.8MB in the beginning and 1.0GB in the end (delta: 799.0MB). Free memory was 148.8MB in the beginning and 626.9MB in the end (delta: -478.1MB). Peak memory consumption was 606.1MB. Max. memory is 16.1GB. * CodeCheck took 215688.69ms. Allocated memory was 1.0GB in the beginning and 1.7GB in the end (delta: 738.2MB). Free memory was 626.9MB in the beginning and 997.7MB in the end (delta: -370.8MB). Peak memory consumption was 368.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:23:03,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/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_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ --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 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 --- 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-6b4ec56 [2022-11-20 17:23:05,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:23:05,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:23:05,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:23:05,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:23:05,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:23:05,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:23:05,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:23:05,627 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:23:05,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:23:05,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:23:05,631 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:23:05,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:23:05,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:23:05,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:23:05,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:23:05,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:23:05,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:23:05,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:23:05,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:23:05,643 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:23:05,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:23:05,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:23:05,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:23:05,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:23:05,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:23:05,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:23:05,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:23:05,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:23:05,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:23:05,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:23:05,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:23:05,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:23:05,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:23:05,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:23:05,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:23:05,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:23:05,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:23:05,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:23:05,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:23:05,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:23:05,697 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 17:23:05,736 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:23:05,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:23:05,739 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:23:05,739 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:23:05,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:23:05,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:23:05,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:23:05,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:23:05,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:23:05,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:23:05,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:23:05,743 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:23:05,744 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:23:05,744 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:23:05,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:23:05,745 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:23:05,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:23:05,745 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:23:05,746 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:23:05,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:23:05,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:23:05,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:23:05,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:23:05,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:23:05,748 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:23:05,748 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:23:05,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:23:05,748 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:23:05,749 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:23:05,749 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_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 [2022-11-20 17:23:06,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:23:06,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:23:06,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:23:06,190 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:23:06,191 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:23:06,192 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-11-20 17:23:09,457 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:23:09,830 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:23:09,831 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-11-20 17:23:09,846 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/data/13e3bf401/9290738710af4b8b9daf3bae39cacc4c/FLAG4e1f22bc2 [2022-11-20 17:23:09,869 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/data/13e3bf401/9290738710af4b8b9daf3bae39cacc4c [2022-11-20 17:23:09,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:23:09,876 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:23:09,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:23:09,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:23:09,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:23:09,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:23:09" (1/1) ... [2022-11-20 17:23:09,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d775f5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:23:09, skipping insertion in model container [2022-11-20 17:23:09,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:23:09" (1/1) ... [2022-11-20 17:23:09,897 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:23:09,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:23:10,183 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_601f17b3-750f-478a-a2bf-f53b9f9aebfa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-11-20 17:23:10,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:23:10,553 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:23:10,564 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_601f17b3-750f-478a-a2bf-f53b9f9aebfa/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-11-20 17:23:10,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:23:10,716 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:23:10,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:23:10 WrapperNode [2022-11-20 17:23:10,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:23:10,719 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:23:10,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:23:10,720 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:23:10,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:23:10" (1/1) ... [2022-11-20 17:23:10,761 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:23:10" (1/1) ... [2022-11-20 17:23:10,853 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1779 [2022-11-20 17:23:10,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:23:10,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:23:10,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:23:10,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:23:10,865 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:23:10" (1/1) ... [2022-11-20 17:23:10,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:23:10" (1/1) ... [2022-11-20 17:23:10,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:23:10" (1/1) ... [2022-11-20 17:23:10,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:23:10" (1/1) ... [2022-11-20 17:23:10,932 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:23:10" (1/1) ... [2022-11-20 17:23:10,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:23:10" (1/1) ... [2022-11-20 17:23:10,966 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:23:10" (1/1) ... [2022-11-20 17:23:10,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:23:10" (1/1) ... [2022-11-20 17:23:10,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:23:11,016 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:23:11,016 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:23:11,016 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:23:11,017 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:23:10" (1/1) ... [2022-11-20 17:23:11,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:23:11,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:23:11,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:23:11,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:23:11,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:23:11,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:23:11,530 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:23:11,532 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:23:14,435 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:23:14,471 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:23:14,472 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:23:14,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:23:14 BoogieIcfgContainer [2022-11-20 17:23:14,474 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:23:14,475 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:23:14,476 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:23:14,486 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:23:14,486 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:23:14" (1/1) ... [2022-11-20 17:23:14,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:23:14,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:14,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:23:14,549 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:23:14,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:23:14,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:14,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:14,589 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) [2022-11-20 17:23:14,593 INFO L158 Benchmark]: Toolchain (without parser) took 4715.58ms. Allocated memory was 75.5MB in the beginning and 184.5MB in the end (delta: 109.1MB). Free memory was 51.5MB in the beginning and 124.2MB in the end (delta: -72.7MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2022-11-20 17:23:14,594 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory is still 34.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:23:14,594 INFO L158 Benchmark]: CACSL2BoogieTranslator took 839.14ms. Allocated memory is still 75.5MB. Free memory was 51.2MB in the beginning and 42.7MB in the end (delta: 8.5MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2022-11-20 17:23:14,595 INFO L158 Benchmark]: Boogie Procedure Inliner took 134.51ms. Allocated memory is still 75.5MB. Free memory was 42.7MB in the beginning and 30.2MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:23:14,595 INFO L158 Benchmark]: Boogie Preprocessor took 160.04ms. Allocated memory is still 75.5MB. Free memory was 30.2MB in the beginning and 37.0MB in the end (delta: -6.8MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2022-11-20 17:23:14,596 INFO L158 Benchmark]: RCFGBuilder took 3458.95ms. Allocated memory was 75.5MB in the beginning and 184.5MB in the end (delta: 109.1MB). Free memory was 36.7MB in the beginning and 129.4MB in the end (delta: -92.7MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. [2022-11-20 17:23:14,597 INFO L158 Benchmark]: CodeCheck took 115.99ms. Allocated memory is still 184.5MB. Free memory was 129.4MB in the beginning and 124.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:23:14,600 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 0.32ms. Allocated memory is still 56.6MB. Free memory is still 34.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 839.14ms. Allocated memory is still 75.5MB. Free memory was 51.2MB in the beginning and 42.7MB in the end (delta: 8.5MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 134.51ms. Allocated memory is still 75.5MB. Free memory was 42.7MB in the beginning and 30.2MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 160.04ms. Allocated memory is still 75.5MB. Free memory was 30.2MB in the beginning and 37.0MB in the end (delta: -6.8MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3458.95ms. Allocated memory was 75.5MB in the beginning and 184.5MB in the end (delta: 109.1MB). Free memory was 36.7MB in the beginning and 129.4MB in the end (delta: -92.7MB). Peak memory consumption was 73.7MB. Max. memory is 16.1GB. * CodeCheck took 115.99ms. Allocated memory is still 184.5MB. Free memory was 129.4MB in the beginning and 124.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:23:14,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_601f17b3-750f-478a-a2bf-f53b9f9aebfa/bin/ukojak-pZX7IvK2PQ/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