./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 386f1cb852052af34bac02a3af00aae10f607524be68f5da693b5c8aa664dbba --- 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-4e7fbc6 [2022-11-23 15:56:58,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:56:58,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:56:58,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:56:58,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:56:58,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:56:58,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:56:58,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:56:58,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:56:58,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:56:58,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:56:58,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:56:58,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:56:58,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:56:58,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:56:58,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:56:58,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:56:58,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:56:58,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:56:58,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:56:58,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:56:58,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:56:58,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:56:58,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:56:58,710 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:56:58,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:56:58,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:56:58,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:56:58,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:56:58,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:56:58,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:56:58,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:56:58,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:56:58,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:56:58,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:56:58,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:56:58,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:56:58,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:56:58,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:56:58,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:56:58,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:56:58,727 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 15:56:58,771 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:56:58,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:56:58,772 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:56:58,772 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:56:58,773 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:56:58,773 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:56:58,774 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:56:58,774 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:56:58,774 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:56:58,774 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:56:58,778 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:56:58,778 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:56:58,778 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:56:58,778 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:56:58,779 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:56:58,779 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:56:58,779 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:56:58,779 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:56:58,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:56:58,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:56:58,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:56:58,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:56:58,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:56:58,782 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:56:58,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:56:58,782 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:56:58,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:56:58,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:56:58,784 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:56:58,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:56:58,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:56:58,784 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:56:58,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:56:58,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:56:58,785 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:56:58,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:56:58,786 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:56:58,787 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:56:58,787 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_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 386f1cb852052af34bac02a3af00aae10f607524be68f5da693b5c8aa664dbba [2022-11-23 15:56:59,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:56:59,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:56:59,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:56:59,112 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:56:59,113 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:56:59,114 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c [2022-11-23 15:57:02,101 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:57:02,445 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:57:02,446 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c [2022-11-23 15:57:02,462 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/data/ed8b35fab/d0838cef1d9f4b2cac8a7f4f3861dddc/FLAG5c8f08145 [2022-11-23 15:57:02,480 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/data/ed8b35fab/d0838cef1d9f4b2cac8a7f4f3861dddc [2022-11-23 15:57:02,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:57:02,485 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:57:02,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:57:02,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:57:02,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:57:02,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:02" (1/1) ... [2022-11-23 15:57:02,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24f392c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:02, skipping insertion in model container [2022-11-23 15:57:02,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:02" (1/1) ... [2022-11-23 15:57:02,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:57:02,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:57:02,725 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_f302b988-ef8c-4e93-ad63-8fcd78c355b4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c[1107,1120] [2022-11-23 15:57:03,005 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:57:03,010 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:57:03,024 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_f302b988-ef8c-4e93-ad63-8fcd78c355b4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c[1107,1120] [2022-11-23 15:57:03,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:57:03,261 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:57:03,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03 WrapperNode [2022-11-23 15:57:03,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:57:03,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:57:03,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:57:03,263 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:57:03,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2022-11-23 15:57:03,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2022-11-23 15:57:03,425 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1288 [2022-11-23 15:57:03,426 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:57:03,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:57:03,427 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:57:03,427 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:57:03,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2022-11-23 15:57:03,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2022-11-23 15:57:03,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2022-11-23 15:57:03,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2022-11-23 15:57:03,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2022-11-23 15:57:03,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2022-11-23 15:57:03,500 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2022-11-23 15:57:03,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2022-11-23 15:57:03,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:57:03,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:57:03,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:57:03,521 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:57:03,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (1/1) ... [2022-11-23 15:57:03,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:57:03,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:57:03,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:57:03,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:57:03,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:57:03,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:57:04,031 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:57:04,033 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:57:24,558 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:57:24,604 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:57:24,605 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-23 15:57:24,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:24 BoogieIcfgContainer [2022-11-23 15:57:24,608 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:57:24,614 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:57:24,614 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:57:24,617 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:57:24,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:57:02" (1/3) ... [2022-11-23 15:57:24,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24e2d8d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:57:24, skipping insertion in model container [2022-11-23 15:57:24,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:03" (2/3) ... [2022-11-23 15:57:24,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24e2d8d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:57:24, skipping insertion in model container [2022-11-23 15:57:24,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:24" (3/3) ... [2022-11-23 15:57:24,627 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsaR_p10.c [2022-11-23 15:57:24,646 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:57:24,647 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 15:57:24,715 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:57:24,724 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3a58bfdd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:57:24,724 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 15:57:24,729 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 15:57:24,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-23 15:57:24,735 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:57:24,736 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-23 15:57:24,737 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:57:24,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:57:24,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1797488, now seen corresponding path program 1 times [2022-11-23 15:57:24,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:57:24,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991510039] [2022-11-23 15:57:24,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:57:24,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:57:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 15:57:27,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 15:57:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 15:57:29,502 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-23 15:57:29,504 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-23 15:57:29,505 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 15:57:29,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 15:57:29,512 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-23 15:57:29,517 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 15:57:29,572 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-23 15:57:29,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:57:29 BoogieIcfgContainer [2022-11-23 15:57:29,604 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 15:57:29,605 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 15:57:29,606 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 15:57:29,607 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 15:57:29,608 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:24" (3/4) ... [2022-11-23 15:57:29,611 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-23 15:57:29,614 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 15:57:29,617 INFO L158 Benchmark]: Toolchain (without parser) took 27131.26ms. Allocated memory was 146.8MB in the beginning and 513.8MB in the end (delta: 367.0MB). Free memory was 108.7MB in the beginning and 430.7MB in the end (delta: -322.0MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2022-11-23 15:57:29,617 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 146.8MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:57:29,619 INFO L158 Benchmark]: CACSL2BoogieTranslator took 776.07ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 108.7MB in the beginning and 149.1MB in the end (delta: -40.4MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2022-11-23 15:57:29,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 163.07ms. Allocated memory is still 188.7MB. Free memory was 149.1MB in the beginning and 136.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-23 15:57:29,623 INFO L158 Benchmark]: Boogie Preprocessor took 93.43ms. Allocated memory is still 188.7MB. Free memory was 136.5MB in the beginning and 129.8MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-23 15:57:29,625 INFO L158 Benchmark]: RCFGBuilder took 21087.60ms. Allocated memory was 188.7MB in the beginning and 513.8MB in the end (delta: 325.1MB). Free memory was 129.0MB in the beginning and 234.6MB in the end (delta: -105.7MB). Peak memory consumption was 300.0MB. Max. memory is 16.1GB. [2022-11-23 15:57:29,625 INFO L158 Benchmark]: TraceAbstraction took 4990.15ms. Allocated memory is still 513.8MB. Free memory was 234.6MB in the beginning and 430.7MB in the end (delta: -196.1MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. [2022-11-23 15:57:29,627 INFO L158 Benchmark]: Witness Printer took 10.30ms. Allocated memory is still 513.8MB. Free memory is still 430.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:57:29,629 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 146.8MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 776.07ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 108.7MB in the beginning and 149.1MB in the end (delta: -40.4MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 163.07ms. Allocated memory is still 188.7MB. Free memory was 149.1MB in the beginning and 136.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.43ms. Allocated memory is still 188.7MB. Free memory was 136.5MB in the beginning and 129.8MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 21087.60ms. Allocated memory was 188.7MB in the beginning and 513.8MB in the end (delta: 325.1MB). Free memory was 129.0MB in the beginning and 234.6MB in the end (delta: -105.7MB). Peak memory consumption was 300.0MB. Max. memory is 16.1GB. * TraceAbstraction took 4990.15ms. Allocated memory is still 513.8MB. Free memory was 234.6MB in the beginning and 430.7MB in the end (delta: -196.1MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. * Witness Printer took 10.30ms. Allocated memory is still 513.8MB. Free memory is still 430.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 187, overapproximation of bitwiseOr at line 176, overapproximation of bitwiseAnd at line 149. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 5); [L29] const SORT_3 msb_SORT_3 = (SORT_3)1 << (5 - 1); [L31] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 12); [L32] const SORT_5 msb_SORT_5 = (SORT_5)1 << (12 - 1); [L34] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 3); [L35] const SORT_10 msb_SORT_10 = (SORT_10)1 << (3 - 1); [L37] const SORT_23 mask_SORT_23 = (SORT_23)-1 >> (sizeof(SORT_23) * 8 - 2); [L38] const SORT_23 msb_SORT_23 = (SORT_23)1 << (2 - 1); [L40] const SORT_181 mask_SORT_181 = (SORT_181)-1 >> (sizeof(SORT_181) * 8 - 4); [L41] const SORT_181 msb_SORT_181 = (SORT_181)1 << (4 - 1); [L43] const SORT_229 mask_SORT_229 = (SORT_229)-1 >> (sizeof(SORT_229) * 8 - 32); [L44] const SORT_229 msb_SORT_229 = (SORT_229)1 << (32 - 1); [L46] const SORT_5 var_7 = 0; [L47] const SORT_10 var_12 = 3; [L48] const SORT_10 var_17 = 0; [L49] const SORT_1 var_21 = 1; [L50] const SORT_23 var_25 = 0; [L51] const SORT_23 var_28 = 3; [L52] const SORT_3 var_33 = 0; [L53] const SORT_1 var_37 = 0; [L54] const SORT_10 var_142 = 2; [L55] const SORT_10 var_146 = 1; [L56] const SORT_10 var_151 = 4; [L57] const SORT_10 var_153 = 5; [L58] const SORT_10 var_197 = 7; [L59] const SORT_10 var_202 = 6; [L60] const SORT_229 var_231 = 0; [L61] const SORT_3 var_246 = 2; [L62] const SORT_3 var_268 = 31; [L64] SORT_1 input_2; [L65] SORT_3 input_4; [L66] SORT_5 input_6; [L67] SORT_3 input_257; [L68] SORT_3 input_258; [L69] SORT_3 input_259; [L70] SORT_3 input_267; [L71] SORT_3 input_277; [L72] SORT_3 input_278; [L73] SORT_3 input_279; [L74] SORT_3 input_282; [L75] SORT_3 input_301; [L76] SORT_3 input_302; [L77] SORT_3 input_303; [L78] SORT_3 input_306; [L79] SORT_3 input_308; [L80] SORT_23 input_322; [L81] SORT_23 input_323; [L82] SORT_23 input_324; [L84] SORT_5 state_8 = __VERIFIER_nondet_ushort() & mask_SORT_5; [L85] SORT_10 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L86] SORT_3 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L87] SORT_3 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L88] SORT_3 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L89] SORT_1 state_126 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L90] SORT_3 state_128 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L91] SORT_3 state_130 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L92] SORT_3 state_132 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L93] SORT_3 state_134 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L94] SORT_3 state_136 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L95] SORT_3 state_138 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L96] SORT_3 state_140 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L98] SORT_5 init_9_arg_1 = var_7; [L99] state_8 = init_9_arg_1 [L100] SORT_10 init_19_arg_1 = var_17; [L101] state_18 = init_19_arg_1 [L102] SORT_3 init_35_arg_1 = var_33; [L103] state_34 = init_35_arg_1 [L104] SORT_3 init_40_arg_1 = var_33; [L105] state_39 = init_40_arg_1 [L106] SORT_3 init_46_arg_1 = var_33; [L107] state_45 = init_46_arg_1 [L108] SORT_1 init_127_arg_1 = var_37; [L109] state_126 = init_127_arg_1 [L110] SORT_3 init_129_arg_1 = var_33; [L111] state_128 = init_129_arg_1 [L112] SORT_3 init_131_arg_1 = var_33; [L113] state_130 = init_131_arg_1 [L114] SORT_3 init_133_arg_1 = var_33; [L115] state_132 = init_133_arg_1 [L116] SORT_3 init_135_arg_1 = var_33; [L117] state_134 = init_135_arg_1 [L118] SORT_3 init_137_arg_1 = var_33; [L119] state_136 = init_137_arg_1 [L120] SORT_3 init_139_arg_1 = var_33; [L121] state_138 = init_139_arg_1 [L122] SORT_3 init_141_arg_1 = var_33; [L123] state_140 = init_141_arg_1 VAL [init_127_arg_1=0, init_129_arg_1=0, init_131_arg_1=0, init_133_arg_1=0, init_135_arg_1=0, init_137_arg_1=0, init_139_arg_1=0, init_141_arg_1=0, init_19_arg_1=0, init_35_arg_1=0, init_40_arg_1=0, init_46_arg_1=0, init_9_arg_1=0, mask_SORT_1=1, mask_SORT_10=7, mask_SORT_181=15, mask_SORT_229=4294967295, mask_SORT_23=3, mask_SORT_3=31, mask_SORT_5=4095, msb_SORT_1=1, msb_SORT_10=4, msb_SORT_181=8, msb_SORT_229=2147483648, msb_SORT_23=2, msb_SORT_3=16, msb_SORT_5=2048, state_126=0, state_128=0, state_130=0, state_132=0, state_134=0, state_136=0, state_138=0, state_140=0, state_18=0, state_34=0, state_39=0, state_45=0, state_8=0, var_12=3, var_142=2, var_146=1, var_151=4, var_153=5, var_17=0, var_197=7, var_202=6, var_21=1, var_231=0, var_246=2, var_25=0, var_268=31, var_28=3, var_33=0, var_37=0, var_7=0] [L126] input_2 = __VERIFIER_nondet_uchar() [L127] input_4 = __VERIFIER_nondet_uchar() [L128] input_6 = __VERIFIER_nondet_ushort() [L129] input_257 = __VERIFIER_nondet_uchar() [L130] input_258 = __VERIFIER_nondet_uchar() [L131] input_259 = __VERIFIER_nondet_uchar() [L132] input_267 = __VERIFIER_nondet_uchar() [L133] input_277 = __VERIFIER_nondet_uchar() [L134] input_278 = __VERIFIER_nondet_uchar() [L135] input_279 = __VERIFIER_nondet_uchar() [L136] input_282 = __VERIFIER_nondet_uchar() [L137] input_301 = __VERIFIER_nondet_uchar() [L138] input_302 = __VERIFIER_nondet_uchar() [L139] input_303 = __VERIFIER_nondet_uchar() [L140] input_306 = __VERIFIER_nondet_uchar() [L141] input_308 = __VERIFIER_nondet_uchar() [L142] input_322 = __VERIFIER_nondet_uchar() [L143] input_323 = __VERIFIER_nondet_uchar() [L144] input_324 = __VERIFIER_nondet_uchar() [L147] SORT_5 var_11_arg_0 = state_8; [L148] SORT_10 var_11 = var_11_arg_0 >> 9; [L149] var_11 = var_11 & mask_SORT_10 [L150] SORT_10 var_13_arg_0 = var_11; [L151] SORT_10 var_13_arg_1 = var_12; [L152] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L153] SORT_5 var_14_arg_0 = state_8; [L154] SORT_10 var_14 = var_14_arg_0 >> 0; [L155] var_14 = var_14 & mask_SORT_10 [L156] SORT_10 var_15_arg_0 = var_14; [L157] SORT_10 var_15_arg_1 = var_12; [L158] SORT_1 var_15 = var_15_arg_0 == var_15_arg_1; [L159] SORT_1 var_16_arg_0 = var_13; [L160] SORT_1 var_16_arg_1 = var_15; [L161] SORT_1 var_16 = var_16_arg_0 & var_16_arg_1; [L162] SORT_10 var_20_arg_0 = state_18; [L163] SORT_1 var_20 = var_20_arg_0 >> 2; [L164] var_20 = var_20 & mask_SORT_1 [L165] SORT_1 var_22_arg_0 = var_20; [L166] SORT_1 var_22_arg_1 = var_21; [L167] SORT_1 var_22 = var_22_arg_0 == var_22_arg_1; [L168] SORT_10 var_24_arg_0 = state_18; [L169] SORT_23 var_24 = var_24_arg_0 >> 0; [L170] var_24 = var_24 & mask_SORT_23 [L171] SORT_23 var_26_arg_0 = var_24; [L172] SORT_23 var_26_arg_1 = var_25; [L173] SORT_1 var_26 = var_26_arg_0 == var_26_arg_1; [L174] SORT_1 var_27_arg_0 = var_22; [L175] SORT_1 var_27_arg_1 = var_26; [L176] SORT_1 var_27 = var_27_arg_0 | var_27_arg_1; [L177] SORT_23 var_29_arg_0 = var_24; [L178] SORT_23 var_29_arg_1 = var_28; [L179] SORT_1 var_29 = var_29_arg_0 == var_29_arg_1; [L180] SORT_1 var_30_arg_0 = var_27; [L181] SORT_1 var_30_arg_1 = var_29; [L182] SORT_1 var_30 = var_30_arg_0 | var_30_arg_1; [L183] SORT_1 var_31_arg_0 = var_16; [L184] SORT_1 var_31_arg_1 = var_30; [L185] SORT_1 var_31 = var_31_arg_0 & var_31_arg_1; [L186] SORT_1 var_32_arg_0 = var_31; [L187] SORT_1 var_32 = ~var_32_arg_0; [L188] SORT_3 var_36_arg_0 = state_34; [L189] SORT_1 var_36 = var_36_arg_0 >> 4; [L190] var_36 = var_36 & mask_SORT_1 [L191] SORT_1 var_38_arg_0 = var_36; [L192] SORT_1 var_38_arg_1 = var_37; [L193] SORT_1 var_38 = var_38_arg_0 == var_38_arg_1; [L194] SORT_3 var_41_arg_0 = state_39; [L195] SORT_1 var_41 = var_41_arg_0 >> 4; [L196] var_41 = var_41 & mask_SORT_1 [L197] SORT_1 var_42_arg_0 = var_41; [L198] SORT_1 var_42_arg_1 = var_37; [L199] SORT_1 var_42 = var_42_arg_0 == var_42_arg_1; [L200] SORT_1 var_43_arg_0 = var_38; [L201] SORT_1 var_43_arg_1 = var_42; [L202] SORT_1 var_43 = var_43_arg_0 & var_43_arg_1; [L203] SORT_1 var_44_arg_0 = var_43; [L204] SORT_1 var_44 = ~var_44_arg_0; [L205] SORT_3 var_47_arg_0 = state_45; [L206] SORT_1 var_47 = var_47_arg_0 >> 4; [L207] var_47 = var_47 & mask_SORT_1 [L208] SORT_1 var_48_arg_0 = var_47; [L209] SORT_1 var_48_arg_1 = var_37; [L210] SORT_1 var_48 = var_48_arg_0 == var_48_arg_1; [L211] SORT_1 var_49_arg_0 = var_44; [L212] SORT_1 var_49_arg_1 = var_48; [L213] SORT_1 var_49 = var_49_arg_0 | var_49_arg_1; [L214] SORT_1 var_50_arg_0 = var_47; [L215] SORT_1 var_50_arg_1 = var_21; [L216] SORT_1 var_50 = var_50_arg_0 == var_50_arg_1; [L217] SORT_1 var_51_arg_0 = var_36; [L218] SORT_1 var_51_arg_1 = var_37; [L219] SORT_1 var_51 = var_51_arg_0 == var_51_arg_1; [L220] SORT_1 var_52_arg_0 = var_41; [L221] SORT_1 var_52_arg_1 = var_37; [L222] SORT_1 var_52 = var_52_arg_0 == var_52_arg_1; [L223] SORT_1 var_53_arg_0 = var_51; [L224] SORT_1 var_53_arg_1 = var_52; [L225] SORT_1 var_53 = var_53_arg_0 & var_53_arg_1; [L226] SORT_1 var_54_arg_0 = var_50; [L227] SORT_1 var_54_arg_1 = var_53; [L228] SORT_1 var_54 = var_54_arg_0 | var_54_arg_1; [L229] SORT_1 var_55_arg_0 = var_49; [L230] SORT_1 var_55_arg_1 = var_54; [L231] SORT_1 var_55 = var_55_arg_0 & var_55_arg_1; [L232] SORT_3 var_56_arg_0 = state_34; [L233] SORT_1 var_56 = var_56_arg_0 >> 3; [L234] var_56 = var_56 & mask_SORT_1 [L235] SORT_1 var_57_arg_0 = var_56; [L236] SORT_1 var_57_arg_1 = var_37; [L237] SORT_1 var_57 = var_57_arg_0 == var_57_arg_1; [L238] SORT_3 var_58_arg_0 = state_39; [L239] SORT_1 var_58 = var_58_arg_0 >> 3; [L240] var_58 = var_58 & mask_SORT_1 [L241] SORT_1 var_59_arg_0 = var_58; [L242] SORT_1 var_59_arg_1 = var_37; [L243] SORT_1 var_59 = var_59_arg_0 == var_59_arg_1; [L244] SORT_1 var_60_arg_0 = var_57; [L245] SORT_1 var_60_arg_1 = var_59; [L246] SORT_1 var_60 = var_60_arg_0 & var_60_arg_1; [L247] SORT_1 var_61_arg_0 = var_60; [L248] SORT_1 var_61 = ~var_61_arg_0; [L249] SORT_3 var_62_arg_0 = state_45; [L250] SORT_1 var_62 = var_62_arg_0 >> 3; [L251] var_62 = var_62 & mask_SORT_1 [L252] SORT_1 var_63_arg_0 = var_62; [L253] SORT_1 var_63_arg_1 = var_37; [L254] SORT_1 var_63 = var_63_arg_0 == var_63_arg_1; [L255] SORT_1 var_64_arg_0 = var_61; [L256] SORT_1 var_64_arg_1 = var_63; [L257] SORT_1 var_64 = var_64_arg_0 | var_64_arg_1; [L258] SORT_1 var_65_arg_0 = var_55; [L259] SORT_1 var_65_arg_1 = var_64; [L260] SORT_1 var_65 = var_65_arg_0 & var_65_arg_1; [L261] SORT_1 var_66_arg_0 = var_62; [L262] SORT_1 var_66_arg_1 = var_21; [L263] SORT_1 var_66 = var_66_arg_0 == var_66_arg_1; [L264] SORT_1 var_67_arg_0 = var_56; [L265] SORT_1 var_67_arg_1 = var_37; [L266] SORT_1 var_67 = var_67_arg_0 == var_67_arg_1; [L267] SORT_1 var_68_arg_0 = var_58; [L268] SORT_1 var_68_arg_1 = var_37; [L269] SORT_1 var_68 = var_68_arg_0 == var_68_arg_1; [L270] SORT_1 var_69_arg_0 = var_67; [L271] SORT_1 var_69_arg_1 = var_68; [L272] SORT_1 var_69 = var_69_arg_0 & var_69_arg_1; [L273] SORT_1 var_70_arg_0 = var_66; [L274] SORT_1 var_70_arg_1 = var_69; [L275] SORT_1 var_70 = var_70_arg_0 | var_70_arg_1; [L276] SORT_1 var_71_arg_0 = var_65; [L277] SORT_1 var_71_arg_1 = var_70; [L278] SORT_1 var_71 = var_71_arg_0 & var_71_arg_1; [L279] SORT_3 var_72_arg_0 = state_34; [L280] SORT_1 var_72 = var_72_arg_0 >> 2; [L281] var_72 = var_72 & mask_SORT_1 [L282] SORT_1 var_73_arg_0 = var_72; [L283] SORT_1 var_73_arg_1 = var_37; [L284] SORT_1 var_73 = var_73_arg_0 == var_73_arg_1; [L285] SORT_3 var_74_arg_0 = state_39; [L286] SORT_1 var_74 = var_74_arg_0 >> 2; [L287] var_74 = var_74 & mask_SORT_1 [L288] SORT_1 var_75_arg_0 = var_74; [L289] SORT_1 var_75_arg_1 = var_37; [L290] SORT_1 var_75 = var_75_arg_0 == var_75_arg_1; [L291] SORT_1 var_76_arg_0 = var_73; [L292] SORT_1 var_76_arg_1 = var_75; [L293] SORT_1 var_76 = var_76_arg_0 & var_76_arg_1; [L294] SORT_1 var_77_arg_0 = var_76; [L295] SORT_1 var_77 = ~var_77_arg_0; [L296] SORT_3 var_78_arg_0 = state_45; [L297] SORT_1 var_78 = var_78_arg_0 >> 2; [L298] var_78 = var_78 & mask_SORT_1 [L299] SORT_1 var_79_arg_0 = var_78; [L300] SORT_1 var_79_arg_1 = var_37; [L301] SORT_1 var_79 = var_79_arg_0 == var_79_arg_1; [L302] SORT_1 var_80_arg_0 = var_77; [L303] SORT_1 var_80_arg_1 = var_79; [L304] SORT_1 var_80 = var_80_arg_0 | var_80_arg_1; [L305] SORT_1 var_81_arg_0 = var_71; [L306] SORT_1 var_81_arg_1 = var_80; [L307] SORT_1 var_81 = var_81_arg_0 & var_81_arg_1; [L308] SORT_1 var_82_arg_0 = var_78; [L309] SORT_1 var_82_arg_1 = var_21; [L310] SORT_1 var_82 = var_82_arg_0 == var_82_arg_1; [L311] SORT_1 var_83_arg_0 = var_72; [L312] SORT_1 var_83_arg_1 = var_37; [L313] SORT_1 var_83 = var_83_arg_0 == var_83_arg_1; [L314] SORT_1 var_84_arg_0 = var_74; [L315] SORT_1 var_84_arg_1 = var_37; [L316] SORT_1 var_84 = var_84_arg_0 == var_84_arg_1; [L317] SORT_1 var_85_arg_0 = var_83; [L318] SORT_1 var_85_arg_1 = var_84; [L319] SORT_1 var_85 = var_85_arg_0 & var_85_arg_1; [L320] SORT_1 var_86_arg_0 = var_82; [L321] SORT_1 var_86_arg_1 = var_85; [L322] SORT_1 var_86 = var_86_arg_0 | var_86_arg_1; [L323] SORT_1 var_87_arg_0 = var_81; [L324] SORT_1 var_87_arg_1 = var_86; [L325] SORT_1 var_87 = var_87_arg_0 & var_87_arg_1; [L326] SORT_3 var_88_arg_0 = state_34; [L327] SORT_1 var_88 = var_88_arg_0 >> 1; [L328] var_88 = var_88 & mask_SORT_1 [L329] SORT_1 var_89_arg_0 = var_88; [L330] SORT_1 var_89_arg_1 = var_37; [L331] SORT_1 var_89 = var_89_arg_0 == var_89_arg_1; [L332] SORT_3 var_90_arg_0 = state_39; [L333] SORT_1 var_90 = var_90_arg_0 >> 1; [L334] var_90 = var_90 & mask_SORT_1 [L335] SORT_1 var_91_arg_0 = var_90; [L336] SORT_1 var_91_arg_1 = var_37; [L337] SORT_1 var_91 = var_91_arg_0 == var_91_arg_1; [L338] SORT_1 var_92_arg_0 = var_89; [L339] SORT_1 var_92_arg_1 = var_91; [L340] SORT_1 var_92 = var_92_arg_0 & var_92_arg_1; [L341] SORT_1 var_93_arg_0 = var_92; [L342] SORT_1 var_93 = ~var_93_arg_0; [L343] SORT_3 var_94_arg_0 = state_45; [L344] SORT_1 var_94 = var_94_arg_0 >> 1; [L345] var_94 = var_94 & mask_SORT_1 [L346] SORT_1 var_95_arg_0 = var_94; [L347] SORT_1 var_95_arg_1 = var_37; [L348] SORT_1 var_95 = var_95_arg_0 == var_95_arg_1; [L349] SORT_1 var_96_arg_0 = var_93; [L350] SORT_1 var_96_arg_1 = var_95; [L351] SORT_1 var_96 = var_96_arg_0 | var_96_arg_1; [L352] SORT_1 var_97_arg_0 = var_87; [L353] SORT_1 var_97_arg_1 = var_96; [L354] SORT_1 var_97 = var_97_arg_0 & var_97_arg_1; [L355] SORT_1 var_98_arg_0 = var_94; [L356] SORT_1 var_98_arg_1 = var_21; [L357] SORT_1 var_98 = var_98_arg_0 == var_98_arg_1; [L358] SORT_1 var_99_arg_0 = var_88; [L359] SORT_1 var_99_arg_1 = var_37; [L360] SORT_1 var_99 = var_99_arg_0 == var_99_arg_1; [L361] SORT_1 var_100_arg_0 = var_90; [L362] SORT_1 var_100_arg_1 = var_37; [L363] SORT_1 var_100 = var_100_arg_0 == var_100_arg_1; [L364] SORT_1 var_101_arg_0 = var_99; [L365] SORT_1 var_101_arg_1 = var_100; [L366] SORT_1 var_101 = var_101_arg_0 & var_101_arg_1; [L367] SORT_1 var_102_arg_0 = var_98; [L368] SORT_1 var_102_arg_1 = var_101; [L369] SORT_1 var_102 = var_102_arg_0 | var_102_arg_1; [L370] SORT_1 var_103_arg_0 = var_97; [L371] SORT_1 var_103_arg_1 = var_102; [L372] SORT_1 var_103 = var_103_arg_0 & var_103_arg_1; [L373] SORT_3 var_104_arg_0 = state_34; [L374] SORT_1 var_104 = var_104_arg_0 >> 0; [L375] var_104 = var_104 & mask_SORT_1 [L376] SORT_1 var_105_arg_0 = var_104; [L377] SORT_1 var_105_arg_1 = var_37; [L378] SORT_1 var_105 = var_105_arg_0 == var_105_arg_1; [L379] SORT_3 var_106_arg_0 = state_39; [L380] SORT_1 var_106 = var_106_arg_0 >> 0; [L381] var_106 = var_106 & mask_SORT_1 [L382] SORT_1 var_107_arg_0 = var_106; [L383] SORT_1 var_107_arg_1 = var_37; [L384] SORT_1 var_107 = var_107_arg_0 == var_107_arg_1; [L385] SORT_1 var_108_arg_0 = var_105; [L386] SORT_1 var_108_arg_1 = var_107; [L387] SORT_1 var_108 = var_108_arg_0 & var_108_arg_1; [L388] SORT_1 var_109_arg_0 = var_108; [L389] SORT_1 var_109 = ~var_109_arg_0; [L390] SORT_3 var_110_arg_0 = state_45; [L391] SORT_1 var_110 = var_110_arg_0 >> 0; [L392] var_110 = var_110 & mask_SORT_1 [L393] SORT_1 var_111_arg_0 = var_110; [L394] SORT_1 var_111_arg_1 = var_37; [L395] SORT_1 var_111 = var_111_arg_0 == var_111_arg_1; [L396] SORT_1 var_112_arg_0 = var_109; [L397] SORT_1 var_112_arg_1 = var_111; [L398] SORT_1 var_112 = var_112_arg_0 | var_112_arg_1; [L399] SORT_1 var_113_arg_0 = var_103; [L400] SORT_1 var_113_arg_1 = var_112; [L401] SORT_1 var_113 = var_113_arg_0 & var_113_arg_1; [L402] SORT_1 var_114_arg_0 = var_110; [L403] SORT_1 var_114_arg_1 = var_21; [L404] SORT_1 var_114 = var_114_arg_0 == var_114_arg_1; [L405] SORT_1 var_115_arg_0 = var_104; [L406] SORT_1 var_115_arg_1 = var_37; [L407] SORT_1 var_115 = var_115_arg_0 == var_115_arg_1; [L408] SORT_1 var_116_arg_0 = var_106; [L409] SORT_1 var_116_arg_1 = var_37; [L410] SORT_1 var_116 = var_116_arg_0 == var_116_arg_1; [L411] SORT_1 var_117_arg_0 = var_115; [L412] SORT_1 var_117_arg_1 = var_116; [L413] SORT_1 var_117 = var_117_arg_0 & var_117_arg_1; [L414] SORT_1 var_118_arg_0 = var_114; [L415] SORT_1 var_118_arg_1 = var_117; [L416] SORT_1 var_118 = var_118_arg_0 | var_118_arg_1; [L417] SORT_1 var_119_arg_0 = var_113; [L418] SORT_1 var_119_arg_1 = var_118; [L419] SORT_1 var_119 = var_119_arg_0 & var_119_arg_1; [L420] SORT_1 var_120_arg_0 = var_32; [L421] SORT_1 var_120_arg_1 = var_119; [L422] SORT_1 var_120 = var_120_arg_0 | var_120_arg_1; [L423] SORT_1 var_123_arg_0 = var_120; [L424] SORT_1 var_123 = ~var_123_arg_0; [L425] SORT_1 var_124_arg_0 = var_21; [L426] SORT_1 var_124_arg_1 = var_123; [L427] SORT_1 var_124 = var_124_arg_0 & var_124_arg_1; [L428] var_124 = var_124 & mask_SORT_1 [L429] SORT_1 bad_125_arg_0 = var_124; [L430] CALL __VERIFIER_assert(!(bad_125_arg_0)) [L20] COND TRUE !(cond) VAL [cond=0, unknown-#in~cond-unknown=0] [L20] reach_error() VAL [cond=0, unknown-#in~cond-unknown=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-23 15:57:29,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 386f1cb852052af34bac02a3af00aae10f607524be68f5da693b5c8aa664dbba --- 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-4e7fbc6 [2022-11-23 15:57:32,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:57:32,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:57:32,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:57:32,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:57:32,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:57:32,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:57:32,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:57:32,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:57:32,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:57:32,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:57:32,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:57:32,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:57:32,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:57:32,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:57:32,142 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:57:32,143 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:57:32,144 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:57:32,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:57:32,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:57:32,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:57:32,172 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:57:32,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:57:32,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:57:32,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:57:32,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:57:32,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:57:32,190 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:57:32,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:57:32,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:57:32,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:57:32,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:57:32,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:57:32,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:57:32,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:57:32,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:57:32,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:57:32,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:57:32,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:57:32,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:57:32,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:57:32,209 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-23 15:57:32,250 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:57:32,250 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:57:32,252 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:57:32,252 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:57:32,253 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:57:32,253 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:57:32,254 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:57:32,254 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:57:32,254 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:57:32,255 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:57:32,256 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:57:32,256 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:57:32,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:57:32,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:57:32,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:57:32,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:57:32,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:57:32,259 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:57:32,259 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 15:57:32,260 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 15:57:32,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:57:32,260 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:57:32,261 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:57:32,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:57:32,261 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 15:57:32,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:57:32,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:57:32,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:57:32,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:57:32,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:57:32,263 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 15:57:32,264 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 15:57:32,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:57:32,264 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:57:32,265 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 15:57:32,265 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_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 386f1cb852052af34bac02a3af00aae10f607524be68f5da693b5c8aa664dbba [2022-11-23 15:57:32,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:57:32,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:57:32,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:57:32,677 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:57:32,677 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:57:32,679 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c [2022-11-23 15:57:35,947 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:57:36,281 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:57:36,281 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c [2022-11-23 15:57:36,302 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/data/26cca8c88/50e2bc0de33646fbb8eeb1732f4eb57b/FLAGee061d14e [2022-11-23 15:57:36,317 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/data/26cca8c88/50e2bc0de33646fbb8eeb1732f4eb57b [2022-11-23 15:57:36,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:57:36,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:57:36,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:57:36,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:57:36,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:57:36,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:36" (1/1) ... [2022-11-23 15:57:36,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aedc03f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:36, skipping insertion in model container [2022-11-23 15:57:36,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:36" (1/1) ... [2022-11-23 15:57:36,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:57:36,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:57:36,571 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_f302b988-ef8c-4e93-ad63-8fcd78c355b4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c[1107,1120] [2022-11-23 15:57:36,912 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:57:36,934 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:57:36,954 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_f302b988-ef8c-4e93-ad63-8fcd78c355b4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p10.c[1107,1120] [2022-11-23 15:57:37,074 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:57:37,087 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:57:37,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:37 WrapperNode [2022-11-23 15:57:37,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:57:37,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:57:37,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:57:37,089 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:57:37,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:37" (1/1) ... [2022-11-23 15:57:37,148 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:37" (1/1) ... [2022-11-23 15:57:37,232 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1288 [2022-11-23 15:57:37,232 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:57:37,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:57:37,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:57:37,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:57:37,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:37" (1/1) ... [2022-11-23 15:57:37,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:37" (1/1) ... [2022-11-23 15:57:37,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:37" (1/1) ... [2022-11-23 15:57:37,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:37" (1/1) ... [2022-11-23 15:57:37,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:37" (1/1) ... [2022-11-23 15:57:37,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:37" (1/1) ... [2022-11-23 15:57:37,332 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:37" (1/1) ... [2022-11-23 15:57:37,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:37" (1/1) ... [2022-11-23 15:57:37,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:57:37,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:57:37,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:57:37,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:57:37,368 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:37" (1/1) ... [2022-11-23 15:57:37,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:57:37,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:57:37,421 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:57:37,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:57:37,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:57:37,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:57:37,895 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:57:37,900 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:57:39,420 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:57:39,438 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:57:39,438 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-23 15:57:39,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:39 BoogieIcfgContainer [2022-11-23 15:57:39,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:57:39,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:57:39,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:57:39,448 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:57:39,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:57:36" (1/3) ... [2022-11-23 15:57:39,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e2d2e2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:57:39, skipping insertion in model container [2022-11-23 15:57:39,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:37" (2/3) ... [2022-11-23 15:57:39,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e2d2e2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:57:39, skipping insertion in model container [2022-11-23 15:57:39,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:39" (3/3) ... [2022-11-23 15:57:39,454 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsaR_p10.c [2022-11-23 15:57:39,473 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:57:39,473 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 15:57:39,534 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:57:39,540 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5c85a19a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:57:39,541 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 15:57:39,545 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 15:57:39,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-23 15:57:39,554 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:57:39,554 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-23 15:57:39,555 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:57:39,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:57:39,563 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-23 15:57:39,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-23 15:57:39,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1015040621] [2022-11-23 15:57:39,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:57:39,582 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 15:57:39,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/mathsat [2022-11-23 15:57:39,587 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-23 15:57:39,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-23 15:57:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:57:40,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-23 15:57:40,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:57:40,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:57:40,262 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 15:57:40,263 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-23 15:57:40,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1015040621] [2022-11-23 15:57:40,264 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1015040621] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:57:40,264 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:57:40,264 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 15:57:40,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687355148] [2022-11-23 15:57:40,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:57:40,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 15:57:40,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-23 15:57:40,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 15:57:40,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 15:57:40,307 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 15:57:40,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:57:40,556 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-23 15:57:40,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 15:57:40,560 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-11-23 15:57:40,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:57:40,569 INFO L225 Difference]: With dead ends: 20 [2022-11-23 15:57:40,569 INFO L226 Difference]: Without dead ends: 11 [2022-11-23 15:57:40,572 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 15:57:40,577 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 15:57:40,579 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 15:57:40,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-23 15:57:40,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-23 15:57:40,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 15:57:40,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-23 15:57:40,613 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-23 15:57:40,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:57:40,614 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-23 15:57:40,614 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 15:57:40,614 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-23 15:57:40,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-23 15:57:40,615 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:57:40,615 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-23 15:57:40,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-23 15:57:40,837 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 15:57:40,837 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:57:40,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:57:40,838 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-23 15:57:40,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-23 15:57:40,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [952498135] [2022-11-23 15:57:40,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:57:40,844 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-23 15:57:40,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/mathsat [2022-11-23 15:57:40,847 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-23 15:57:40,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-23 15:57:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:57:41,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 1429 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-23 15:57:41,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:57:42,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:57:42,167 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 15:57:43,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:57:43,673 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-23 15:57:43,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [952498135] [2022-11-23 15:57:43,674 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [952498135] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 15:57:43,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1398363456] [2022-11-23 15:57:43,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:57:43,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-23 15:57:43,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/cvc4 [2022-11-23 15:57:43,687 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-23 15:57:43,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2022-11-23 15:57:45,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:57:45,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 1429 conjuncts, 64 conjunts are in the unsatisfiable core [2022-11-23 15:57:45,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:57:45,586 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:57:45,587 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 15:57:46,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:57:46,315 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1398363456] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 15:57:46,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [234854927] [2022-11-23 15:57:46,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:57:46,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 15:57:46,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:57:46,323 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 15:57:46,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f302b988-ef8c-4e93-ad63-8fcd78c355b4/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-23 15:57:47,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:57:47,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 1429 conjuncts, 212 conjunts are in the unsatisfiable core [2022-11-23 15:57:47,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 15:57:48,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 15:57:48,818 INFO L328 TraceCheckSpWp]: Computing backward predicates...