./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH --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 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:40:43,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:40:43,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:40:44,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:40:44,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:40:44,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:40:44,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:40:44,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:40:44,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:40:44,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:40:44,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:40:44,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:40:44,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:40:44,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:40:44,072 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:40:44,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:40:44,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:40:44,080 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:40:44,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:40:44,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:40:44,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:40:44,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:40:44,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:40:44,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:40:44,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:40:44,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:40:44,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:40:44,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:40:44,100 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:40:44,101 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:40:44,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:40:44,103 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:40:44,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:40:44,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:40:44,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:40:44,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:40:44,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:40:44,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:40:44,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:40:44,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:40:44,109 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:40:44,111 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-03 03:40:44,149 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:40:44,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:40:44,151 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:40:44,151 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:40:44,151 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:40:44,152 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:40:44,152 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 03:40:44,152 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:40:44,152 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:40:44,153 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 03:40:44,153 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 03:40:44,153 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:40:44,154 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 03:40:44,154 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 03:40:44,154 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 03:40:44,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:40:44,155 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 03:40:44,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:40:44,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 03:40:44,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:40:44,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 03:40:44,157 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:40:44,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 03:40:44,157 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:40:44,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 03:40:44,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:40:44,158 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:40:44,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:40:44,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:40:44,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:40:44,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 03:40:44,160 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 03:40:44,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 03:40:44,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 03:40:44,161 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:40:44,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:40:44,161 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a [2021-11-03 03:40:44,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:40:44,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:40:44,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:40:44,585 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:40:44,586 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:40:44,587 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2021-11-03 03:40:44,668 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/data/d6f0463aa/934fcaee7ac844b18c43827e6dc9528a/FLAGafc113be9 [2021-11-03 03:40:45,809 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:40:45,810 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2021-11-03 03:40:45,873 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/data/d6f0463aa/934fcaee7ac844b18c43827e6dc9528a/FLAGafc113be9 [2021-11-03 03:40:46,096 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/data/d6f0463aa/934fcaee7ac844b18c43827e6dc9528a [2021-11-03 03:40:46,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:40:46,100 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:40:46,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:40:46,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:40:46,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:40:46,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:40:46" (1/1) ... [2021-11-03 03:40:46,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73936721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:46, skipping insertion in model container [2021-11-03 03:40:46,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:40:46" (1/1) ... [2021-11-03 03:40:46,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:40:46,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:40:46,689 WARN L228 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_d3078ff3-5701-4903-8719-ddbd4f33dea2/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4499,4512] [2021-11-03 03:40:46,700 WARN L228 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_d3078ff3-5701-4903-8719-ddbd4f33dea2/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4559,4572] [2021-11-03 03:40:46,736 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-03 03:40:46,754 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-03 03:40:48,002 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:48,003 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:48,004 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:48,004 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:48,005 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:48,020 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:48,021 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:48,023 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:48,023 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:48,495 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-03 03:40:48,497 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-03 03:40:48,498 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-03 03:40:48,499 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-03 03:40:48,512 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-03 03:40:48,513 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-03 03:40:48,514 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-03 03:40:48,515 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-03 03:40:48,516 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-03 03:40:48,517 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-03 03:40:48,706 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-03 03:40:48,770 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: byte size smaller than 1 makes no sense at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:194) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1054) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:962) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1369) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:249) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:2938) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2798) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2101) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1119) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1452) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3247) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2321) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-03 03:40:48,797 INFO L168 Benchmark]: Toolchain (without parser) took 2679.86 ms. Allocated memory is still 115.3 MB. Free memory was 69.8 MB in the beginning and 83.4 MB in the end (delta: -13.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.1 GB. [2021-11-03 03:40:48,805 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 115.3 MB. Free memory was 95.1 MB in the beginning and 95.0 MB in the end (delta: 60.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 03:40:48,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2674.02 ms. Allocated memory is still 115.3 MB. Free memory was 69.6 MB in the beginning and 83.4 MB in the end (delta: -13.8 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.1 GB. [2021-11-03 03:40:48,817 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 115.3 MB. Free memory was 95.1 MB in the beginning and 95.0 MB in the end (delta: 60.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2674.02 ms. Allocated memory is still 115.3 MB. Free memory was 69.6 MB in the beginning and 83.4 MB in the end (delta: -13.8 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: byte size smaller than 1 makes no sense de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: byte size smaller than 1 makes no sense: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.preferences.CACSLPreferenceInitializer$MemoryModel.getPreciseEnoughMemoryModelFor(CACSLPreferenceInitializer.java:194) RESULT: Ultimate could not prove your program: Toolchain returned no result. 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH --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 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:40:51,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:40:51,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:40:51,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:40:51,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:40:51,588 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:40:51,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:40:51,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:40:51,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:40:51,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:40:51,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:40:51,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:40:51,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:40:51,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:40:51,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:40:51,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:40:51,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:40:51,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:40:51,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:40:51,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:40:51,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:40:51,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:40:51,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:40:51,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:40:51,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:40:51,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:40:51,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:40:51,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:40:51,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:40:51,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:40:51,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:40:51,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:40:51,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:40:51,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:40:51,679 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:40:51,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:40:51,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:40:51,681 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:40:51,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:40:51,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:40:51,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:40:51,691 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-03 03:40:51,737 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:40:51,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:40:51,739 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:40:51,739 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:40:51,740 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:40:51,740 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:40:51,740 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:40:51,741 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:40:51,741 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:40:51,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:40:51,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:40:51,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 03:40:51,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:40:51,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 03:40:51,744 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:40:51,745 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 03:40:51,745 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 03:40:51,745 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 03:40:51,746 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:40:51,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 03:40:51,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:40:51,747 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 03:40:51,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:40:51,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:40:51,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:40:51,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:40:51,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 03:40:51,749 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 03:40:51,749 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 03:40:51,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 03:40:51,750 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:40:51,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:40:51,751 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_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a [2021-11-03 03:40:52,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:40:52,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:40:52,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:40:52,268 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:40:52,269 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:40:52,271 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2021-11-03 03:40:52,367 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/data/a24f12328/64cae2efd79643f0b2eca24b194018de/FLAG3d95db4c9 [2021-11-03 03:40:53,533 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:40:53,539 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2021-11-03 03:40:53,615 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/data/a24f12328/64cae2efd79643f0b2eca24b194018de/FLAG3d95db4c9 [2021-11-03 03:40:53,926 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/data/a24f12328/64cae2efd79643f0b2eca24b194018de [2021-11-03 03:40:53,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:40:53,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:40:53,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:40:53,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:40:53,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:40:53,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:40:53" (1/1) ... [2021-11-03 03:40:53,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11917712 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:53, skipping insertion in model container [2021-11-03 03:40:53,945 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:40:53" (1/1) ... [2021-11-03 03:40:53,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:40:54,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:40:54,440 WARN L228 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_d3078ff3-5701-4903-8719-ddbd4f33dea2/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4499,4512] [2021-11-03 03:40:54,449 WARN L228 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_d3078ff3-5701-4903-8719-ddbd4f33dea2/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4559,4572] [2021-11-03 03:40:54,482 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-03 03:40:54,490 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-03 03:40:55,790 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:55,791 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:55,792 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:55,795 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:55,796 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:55,820 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:55,821 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:55,823 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:55,824 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:56,361 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-03 03:40:56,363 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-03 03:40:56,365 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-03 03:40:56,367 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-03 03:40:56,369 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-03 03:40:56,370 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-03 03:40:56,371 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-03 03:40:56,372 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-03 03:40:56,373 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-03 03:40:56,374 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-03 03:40:56,683 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-03 03:40:56,903 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:56,903 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:56,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:40:57,121 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-03 03:40:57,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:40:57,198 WARN L228 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_d3078ff3-5701-4903-8719-ddbd4f33dea2/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4499,4512] [2021-11-03 03:40:57,199 WARN L228 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_d3078ff3-5701-4903-8719-ddbd4f33dea2/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4559,4572] [2021-11-03 03:40:57,201 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-03 03:40:57,202 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-03 03:40:57,258 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,260 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,260 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,261 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,261 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,278 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,298 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,299 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,300 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,366 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-03 03:40:57,370 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-03 03:40:57,372 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-03 03:40:57,373 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-03 03:40:57,374 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-03 03:40:57,379 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-03 03:40:57,380 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-03 03:40:57,380 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-03 03:40:57,381 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-03 03:40:57,381 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-03 03:40:57,425 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-03 03:40:57,523 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,524 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:40:57,672 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 03:40:57,703 WARN L228 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_d3078ff3-5701-4903-8719-ddbd4f33dea2/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4499,4512] [2021-11-03 03:40:57,704 WARN L228 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_d3078ff3-5701-4903-8719-ddbd4f33dea2/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4559,4572] [2021-11-03 03:40:57,705 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-03 03:40:57,707 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-03 03:40:57,761 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,761 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,762 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,762 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,763 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,769 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,770 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,771 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,772 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,812 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-03 03:40:57,813 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-03 03:40:57,813 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-03 03:40:57,814 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-03 03:40:57,815 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-03 03:40:57,816 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-03 03:40:57,817 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-03 03:40:57,818 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-03 03:40:57,818 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-03 03:40:57,819 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-03 03:40:57,879 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-03 03:40:57,964 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:57,964 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:40:58,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:40:58,505 INFO L208 MainTranslator]: Completed translation [2021-11-03 03:40:58,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:58 WrapperNode [2021-11-03 03:40:58,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 03:40:58,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 03:40:58,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 03:40:58,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 03:40:58,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:58" (1/1) ... [2021-11-03 03:40:58,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:58" (1/1) ... [2021-11-03 03:40:58,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 03:40:58,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 03:40:58,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 03:40:58,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 03:40:58,800 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:58" (1/1) ... [2021-11-03 03:40:58,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:58" (1/1) ... [2021-11-03 03:40:58,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:58" (1/1) ... [2021-11-03 03:40:58,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:58" (1/1) ... [2021-11-03 03:40:58,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:58" (1/1) ... [2021-11-03 03:40:58,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:58" (1/1) ... [2021-11-03 03:40:58,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:58" (1/1) ... [2021-11-03 03:40:59,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 03:40:59,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 03:40:59,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 03:40:59,009 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 03:40:59,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:58" (1/1) ... [2021-11-03 03:40:59,018 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:40:59,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:40:59,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 03:40:59,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 03:40:59,107 INFO L130 BoogieDeclarations]: Found specification of procedure htonl [2021-11-03 03:40:59,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 03:40:59,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-03 03:40:59,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-03 03:40:59,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-03 03:40:59,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-03 03:40:59,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2021-11-03 03:40:59,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-03 03:40:59,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-03 03:40:59,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-03 03:40:59,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-03 03:40:59,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-03 03:40:59,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-03 03:40:59,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 03:40:59,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 03:40:59,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-03 03:40:59,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-03 03:40:59,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-03 03:40:59,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-03 03:40:59,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 03:40:59,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-03 03:40:59,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-03 03:40:59,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-03 03:40:59,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-03 03:40:59,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intFLOATTYPE8 [2021-11-03 03:40:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intFLOATTYPE4 [2021-11-03 03:40:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2021-11-03 03:40:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-03 03:40:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-03 03:40:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-03 03:40:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-03 03:41:23,306 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 03:41:23,311 INFO L299 CfgBuilder]: Removed 128 assume(true) statements. [2021-11-03 03:41:23,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:41:23 BoogieIcfgContainer [2021-11-03 03:41:23,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 03:41:23,317 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 03:41:23,318 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 03:41:23,321 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 03:41:23,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:40:53" (1/3) ... [2021-11-03 03:41:23,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3487fae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:41:23, skipping insertion in model container [2021-11-03 03:41:23,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:40:58" (2/3) ... [2021-11-03 03:41:23,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3487fae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:41:23, skipping insertion in model container [2021-11-03 03:41:23,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:41:23" (3/3) ... [2021-11-03 03:41:23,325 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be64_harness.i [2021-11-03 03:41:23,332 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 03:41:23,332 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations. [2021-11-03 03:41:23,389 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 03:41:23,395 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 03:41:23,395 INFO L340 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2021-11-03 03:41:23,418 INFO L276 IsEmpty]: Start isEmpty. Operand has 244 states, 229 states have (on average 1.4759825327510918) internal successors, (338), 243 states have internal predecessors, (338), 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) [2021-11-03 03:41:23,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-03 03:41:23,427 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:41:23,428 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:41:23,429 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-11-03 03:41:23,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:41:23,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1384509862, now seen corresponding path program 1 times [2021-11-03 03:41:23,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 03:41:23,461 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1715142522] [2021-11-03 03:41:23,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:41:23,462 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 03:41:23,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 03:41:23,468 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 03:41:23,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-03 03:41:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:41:28,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 1878 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-03 03:41:28,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:41:28,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:41:28,583 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:41:28,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:41:28,861 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 03:41:28,861 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1715142522] [2021-11-03 03:41:28,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1715142522] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 03:41:28,862 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:41:28,862 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-03 03:41:28,864 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519970334] [2021-11-03 03:41:28,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-03 03:41:28,872 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 03:41:28,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-03 03:41:28,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-03 03:41:28,896 INFO L87 Difference]: Start difference. First operand has 244 states, 229 states have (on average 1.4759825327510918) internal successors, (338), 243 states have internal predecessors, (338), 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 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 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) [2021-11-03 03:41:28,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:41:28,962 INFO L93 Difference]: Finished difference Result 483 states and 669 transitions. [2021-11-03 03:41:28,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-03 03:41:28,964 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 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 57 [2021-11-03 03:41:28,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:41:28,981 INFO L225 Difference]: With dead ends: 483 [2021-11-03 03:41:28,981 INFO L226 Difference]: Without dead ends: 239 [2021-11-03 03:41:28,985 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-03 03:41:29,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2021-11-03 03:41:29,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 239. [2021-11-03 03:41:29,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 225 states have (on average 1.36) internal successors, (306), 238 states have internal predecessors, (306), 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) [2021-11-03 03:41:29,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 306 transitions. [2021-11-03 03:41:29,057 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 306 transitions. Word has length 57 [2021-11-03 03:41:29,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:41:29,058 INFO L470 AbstractCegarLoop]: Abstraction has 239 states and 306 transitions. [2021-11-03 03:41:29,058 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 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) [2021-11-03 03:41:29,059 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 306 transitions. [2021-11-03 03:41:29,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-03 03:41:29,065 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:41:29,065 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:41:29,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-03 03:41:29,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 03:41:29,267 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-11-03 03:41:29,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:41:29,267 INFO L85 PathProgramCache]: Analyzing trace with hash -110980262, now seen corresponding path program 1 times [2021-11-03 03:41:29,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 03:41:29,272 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [688521543] [2021-11-03 03:41:29,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:41:29,272 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 03:41:29,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 03:41:29,275 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 03:41:29,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-03 03:41:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:41:34,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 1878 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-03 03:41:34,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:41:34,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:41:34,639 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:41:34,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:41:34,973 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 03:41:34,974 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [688521543] [2021-11-03 03:41:34,974 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [688521543] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 03:41:34,974 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:41:34,974 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-03 03:41:34,974 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408605530] [2021-11-03 03:41:34,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 03:41:34,976 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 03:41:34,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 03:41:34,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-03 03:41:34,977 INFO L87 Difference]: Start difference. First operand 239 states and 306 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 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) [2021-11-03 03:41:35,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:41:35,545 INFO L93 Difference]: Finished difference Result 453 states and 580 transitions. [2021-11-03 03:41:35,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 03:41:35,550 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 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 57 [2021-11-03 03:41:35,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:41:35,552 INFO L225 Difference]: With dead ends: 453 [2021-11-03 03:41:35,552 INFO L226 Difference]: Without dead ends: 239 [2021-11-03 03:41:35,554 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-03 03:41:35,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2021-11-03 03:41:35,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 239. [2021-11-03 03:41:35,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 225 states have (on average 1.3466666666666667) internal successors, (303), 238 states have internal predecessors, (303), 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) [2021-11-03 03:41:35,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 303 transitions. [2021-11-03 03:41:35,584 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 303 transitions. Word has length 57 [2021-11-03 03:41:35,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:41:35,598 INFO L470 AbstractCegarLoop]: Abstraction has 239 states and 303 transitions. [2021-11-03 03:41:35,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 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) [2021-11-03 03:41:35,599 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 303 transitions. [2021-11-03 03:41:35,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-03 03:41:35,607 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:41:35,607 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 03:41:35,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-03 03:41:35,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 03:41:35,832 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-11-03 03:41:35,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:41:35,833 INFO L85 PathProgramCache]: Analyzing trace with hash -452004592, now seen corresponding path program 1 times [2021-11-03 03:41:35,838 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 03:41:35,838 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2107128500] [2021-11-03 03:41:35,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:41:35,838 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 03:41:35,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 03:41:35,840 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 03:41:35,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3078ff3-5701-4903-8719-ddbd4f33dea2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-03 03:41:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:41:40,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 1886 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-03 03:41:40,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:41:41,042 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 03:41:41,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 158 treesize of output 62 [2021-11-03 03:41:41,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:41:41,319 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:41:56,567 WARN L207 SmtUtils]: Spent 14.51 s on a formula simplification. DAG size of input: 523 DAG size of output: 269 [2021-11-03 03:41:56,575 INFO L354 Elim1Store]: treesize reduction 837, result has 46.8 percent of original size [2021-11-03 03:41:56,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 129 treesize of output 772 [2021-11-03 03:54:09,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 03:54:09,055 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 03:54:09,055 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2107128500] [2021-11-03 03:54:09,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2107128500] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 03:54:09,055 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:54:09,055 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 6] imperfect sequences [] total 10 [2021-11-03 03:54:09,056 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925091859] [2021-11-03 03:54:09,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-03 03:54:09,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 03:54:09,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-03 03:54:09,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-03 03:54:09,058 INFO L87 Difference]: Start difference. First operand 239 states and 303 transitions. Second operand has 10 states, 10 states have (on average 7.7) internal successors, (77), 10 states have internal predecessors, (77), 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)