./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_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_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/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_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/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_1874f004-7df5-46d3-acbd-d82dca9a46d6/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 52a5b40e07f9d2025e21e89532c54ecb2612af1d6384644534b1ef79f7198c6a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:48:03,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:48:03,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:48:04,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:48:04,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:48:04,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:48:04,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:48:04,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:48:04,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:48:04,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:48:04,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:48:04,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:48:04,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:48:04,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:48:04,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:48:04,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:48:04,041 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:48:04,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:48:04,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:48:04,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:48:04,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:48:04,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:48:04,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:48:04,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:48:04,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:48:04,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:48:04,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:48:04,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:48:04,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:48:04,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:48:04,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:48:04,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:48:04,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:48:04,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:48:04,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:48:04,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:48:04,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:48:04,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:48:04,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:48:04,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:48:04,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:48:04,081 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-03 03:48:04,125 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:48:04,125 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:48:04,126 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:48:04,126 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:48:04,127 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:48:04,127 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:48:04,127 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 03:48:04,127 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:48:04,133 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:48:04,134 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 03:48:04,135 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 03:48:04,135 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:48:04,135 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 03:48:04,135 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 03:48:04,136 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 03:48:04,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:48:04,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 03:48:04,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:48:04,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 03:48:04,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:48:04,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 03:48:04,138 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:48:04,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 03:48:04,138 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:48:04,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 03:48:04,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:48:04,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:48:04,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:48:04,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:48:04,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:48:04,141 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 03:48:04,141 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 03:48:04,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 03:48:04,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 03:48:04,142 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:48:04,142 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:48:04,143 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_1874f004-7df5-46d3-acbd-d82dca9a46d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52a5b40e07f9d2025e21e89532c54ecb2612af1d6384644534b1ef79f7198c6a [2021-11-03 03:48:04,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:48:04,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:48:04,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:48:04,457 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:48:04,458 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:48:04,459 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i [2021-11-03 03:48:04,528 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/data/4ebf4c734/f820572b10584177b3b09281313f5adf/FLAG69880b4c0 [2021-11-03 03:48:05,198 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:48:05,199 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i [2021-11-03 03:48:05,245 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/data/4ebf4c734/f820572b10584177b3b09281313f5adf/FLAG69880b4c0 [2021-11-03 03:48:05,348 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/data/4ebf4c734/f820572b10584177b3b09281313f5adf [2021-11-03 03:48:05,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:48:05,352 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:48:05,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:48:05,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:48:05,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:48:05,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:48:05" (1/1) ... [2021-11-03 03:48:05,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65121502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:05, skipping insertion in model container [2021-11-03 03:48:05,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:48:05" (1/1) ... [2021-11-03 03:48:05,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:48:05,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:48:05,790 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_1874f004-7df5-46d3-acbd-d82dca9a46d6/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4500,4513] [2021-11-03 03:48:05,802 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_1874f004-7df5-46d3-acbd-d82dca9a46d6/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4560,4573] [2021-11-03 03:48:05,828 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-03 03:48:05,842 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-03 03:48:06,595 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:06,596 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:06,597 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:06,597 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:06,598 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:06,612 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:06,613 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:06,615 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:06,615 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:06,617 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:06,619 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:06,619 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:06,620 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:06,992 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-03 03:48:06,999 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-03 03:48:07,003 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-03 03:48:07,004 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-03 03:48:07,007 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-03 03:48:07,007 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-03 03:48:07,008 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-03 03:48:07,009 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-03 03:48:07,009 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-03 03:48:07,010 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-03 03:48:07,150 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-03 03:48:07,215 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-03 03:48:07,222 INFO L168 Benchmark]: Toolchain (without parser) took 1866.98 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 57.5 MB in the beginning and 102.1 MB in the end (delta: -44.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2021-11-03 03:48:07,222 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 98.6 MB. Free memory was 69.6 MB in the beginning and 69.6 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 03:48:07,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1862.61 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 57.3 MB in the beginning and 102.1 MB in the end (delta: -44.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2021-11-03 03:48:07,225 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 98.6 MB. Free memory was 69.6 MB in the beginning and 69.6 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1862.61 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 57.3 MB in the beginning and 102.1 MB in the end (delta: -44.8 MB). Peak memory consumption was 18.2 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_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/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_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/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_1874f004-7df5-46d3-acbd-d82dca9a46d6/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 52a5b40e07f9d2025e21e89532c54ecb2612af1d6384644534b1ef79f7198c6a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:48:09,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:48:09,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:48:09,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:48:09,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:48:09,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:48:09,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:48:09,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:48:09,445 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:48:09,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:48:09,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:48:09,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:48:09,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:48:09,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:48:09,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:48:09,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:48:09,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:48:09,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:48:09,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:48:09,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:48:09,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:48:09,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:48:09,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:48:09,483 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:48:09,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:48:09,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:48:09,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:48:09,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:48:09,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:48:09,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:48:09,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:48:09,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:48:09,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:48:09,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:48:09,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:48:09,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:48:09,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:48:09,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:48:09,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:48:09,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:48:09,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:48:09,509 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-03 03:48:09,549 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:48:09,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:48:09,551 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:48:09,551 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:48:09,551 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:48:09,552 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:48:09,552 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:48:09,552 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:48:09,552 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:48:09,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:48:09,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:48:09,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 03:48:09,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:48:09,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 03:48:09,555 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:48:09,556 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 03:48:09,556 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 03:48:09,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 03:48:09,556 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:48:09,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 03:48:09,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:48:09,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 03:48:09,557 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:48:09,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:48:09,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:48:09,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:48:09,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 03:48:09,558 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 03:48:09,558 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 03:48:09,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 03:48:09,559 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:48:09,559 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:48:09,559 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_1874f004-7df5-46d3-acbd-d82dca9a46d6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52a5b40e07f9d2025e21e89532c54ecb2612af1d6384644534b1ef79f7198c6a [2021-11-03 03:48:09,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:48:09,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:48:09,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:48:09,944 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:48:09,945 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:48:09,946 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i [2021-11-03 03:48:10,027 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/data/c5cec6293/c343f2fbaef247b4a6d013caec4dc78f/FLAGf446efb42 [2021-11-03 03:48:10,875 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:48:10,876 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i [2021-11-03 03:48:10,913 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/data/c5cec6293/c343f2fbaef247b4a6d013caec4dc78f/FLAGf446efb42 [2021-11-03 03:48:10,940 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/data/c5cec6293/c343f2fbaef247b4a6d013caec4dc78f [2021-11-03 03:48:10,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:48:10,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:48:10,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:48:10,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:48:10,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:48:10,955 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:48:10" (1/1) ... [2021-11-03 03:48:10,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@215541e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:10, skipping insertion in model container [2021-11-03 03:48:10,957 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:48:10" (1/1) ... [2021-11-03 03:48:10,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:48:11,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:48:11,425 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_1874f004-7df5-46d3-acbd-d82dca9a46d6/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4500,4513] [2021-11-03 03:48:11,435 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_1874f004-7df5-46d3-acbd-d82dca9a46d6/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4560,4573] [2021-11-03 03:48:11,459 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-03 03:48:11,473 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-03 03:48:12,210 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,211 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,212 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,212 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,214 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,229 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,230 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,232 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,232 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,235 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,236 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,237 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,237 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,603 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-03 03:48:12,605 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-03 03:48:12,606 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-03 03:48:12,607 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-03 03:48:12,608 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-03 03:48:12,609 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-03 03:48:12,631 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-03 03:48:12,632 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-03 03:48:12,632 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-03 03:48:12,633 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-03 03:48:12,764 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-03 03:48:12,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:48:12,808 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-03 03:48:12,836 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:48:12,840 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_1874f004-7df5-46d3-acbd-d82dca9a46d6/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4500,4513] [2021-11-03 03:48:12,841 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_1874f004-7df5-46d3-acbd-d82dca9a46d6/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4560,4573] [2021-11-03 03:48:12,842 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-03 03:48:12,843 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-03 03:48:12,898 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,898 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,898 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,899 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,900 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,907 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,908 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,909 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,910 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,911 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,912 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,912 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,912 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:12,951 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-03 03:48:12,959 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-03 03:48:12,960 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-03 03:48:12,961 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-03 03:48:12,962 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-03 03:48:12,962 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-03 03:48:12,963 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-03 03:48:12,963 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-03 03:48:12,964 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-03 03:48:12,964 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-03 03:48:13,002 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-03 03:48:13,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:48:13,039 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 03:48:13,066 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_1874f004-7df5-46d3-acbd-d82dca9a46d6/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4500,4513] [2021-11-03 03:48:13,067 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_1874f004-7df5-46d3-acbd-d82dca9a46d6/sv-benchmarks/c/aws-c-common/aws_linked_list_push_front_harness.i[4560,4573] [2021-11-03 03:48:13,076 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-03 03:48:13,077 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-03 03:48:13,136 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:13,137 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:13,138 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:13,140 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:13,141 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:13,149 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:13,151 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:13,154 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:13,154 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:13,155 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:13,156 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:13,156 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:13,157 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-03 03:48:13,195 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-03 03:48:13,196 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-03 03:48:13,197 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-03 03:48:13,197 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-03 03:48:13,198 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-03 03:48:13,198 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-03 03:48:13,199 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-03 03:48:13,200 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-03 03:48:13,200 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-03 03:48:13,201 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-03 03:48:13,233 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-03 03:48:13,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:48:13,569 INFO L208 MainTranslator]: Completed translation [2021-11-03 03:48:13,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:13 WrapperNode [2021-11-03 03:48:13,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 03:48:13,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 03:48:13,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 03:48:13,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 03:48:13,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:13" (1/1) ... [2021-11-03 03:48:13,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:13" (1/1) ... [2021-11-03 03:48:13,717 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 03:48:13,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 03:48:13,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 03:48:13,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 03:48:13,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:13" (1/1) ... [2021-11-03 03:48:13,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:13" (1/1) ... [2021-11-03 03:48:13,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:13" (1/1) ... [2021-11-03 03:48:13,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:13" (1/1) ... [2021-11-03 03:48:13,777 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:13" (1/1) ... [2021-11-03 03:48:13,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:13" (1/1) ... [2021-11-03 03:48:13,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:13" (1/1) ... [2021-11-03 03:48:13,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 03:48:13,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 03:48:13,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 03:48:13,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 03:48:13,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:13" (1/1) ... [2021-11-03 03:48:13,845 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:48:13,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:48:13,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 03:48:13,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 03:48:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 03:48:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-03 03:48:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-03 03:48:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-03 03:48:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 03:48:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 03:48:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 03:48:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-03 03:48:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-03 03:48:15,050 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 03:48:15,050 INFO L299 CfgBuilder]: Removed 80 assume(true) statements. [2021-11-03 03:48:15,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:48:15 BoogieIcfgContainer [2021-11-03 03:48:15,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 03:48:15,055 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 03:48:15,055 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 03:48:15,058 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 03:48:15,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:48:10" (1/3) ... [2021-11-03 03:48:15,059 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59f4e579 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:48:15, skipping insertion in model container [2021-11-03 03:48:15,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:48:13" (2/3) ... [2021-11-03 03:48:15,059 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59f4e579 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:48:15, skipping insertion in model container [2021-11-03 03:48:15,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:48:15" (3/3) ... [2021-11-03 03:48:15,061 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_linked_list_push_front_harness.i [2021-11-03 03:48:15,093 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 03:48:15,093 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2021-11-03 03:48:15,140 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 03:48:15,145 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 03:48:15,145 INFO L340 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2021-11-03 03:48:15,162 INFO L276 IsEmpty]: Start isEmpty. Operand has 157 states, 145 states have (on average 1.5310344827586206) internal successors, (222), 156 states have internal predecessors, (222), 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 03:48:15,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-03 03:48:15,168 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:48:15,169 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] [2021-11-03 03:48:15,169 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2021-11-03 03:48:15,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:48:15,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1015878758, now seen corresponding path program 1 times [2021-11-03 03:48:15,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 03:48:15,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [296005684] [2021-11-03 03:48:15,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:48:15,189 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 03:48:15,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 03:48:15,195 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 03:48:15,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-03 03:48:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:48:15,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-03 03:48:15,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:48:15,639 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 03:48:15,639 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:48:15,740 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 03:48:15,741 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 03:48:15,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [296005684] [2021-11-03 03:48:15,742 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [296005684] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 03:48:15,742 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:48:15,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-03 03:48:15,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100506335] [2021-11-03 03:48:15,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-03 03:48:15,750 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 03:48:15,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-03 03:48:15,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-03 03:48:15,776 INFO L87 Difference]: Start difference. First operand has 157 states, 145 states have (on average 1.5310344827586206) internal successors, (222), 156 states have internal predecessors, (222), 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 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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 03:48:15,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:48:15,830 INFO L93 Difference]: Finished difference Result 310 states and 439 transitions. [2021-11-03 03:48:15,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-03 03:48:15,831 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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 37 [2021-11-03 03:48:15,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:48:15,844 INFO L225 Difference]: With dead ends: 310 [2021-11-03 03:48:15,844 INFO L226 Difference]: Without dead ends: 152 [2021-11-03 03:48:15,850 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 72 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 03:48:15,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2021-11-03 03:48:15,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2021-11-03 03:48:15,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 141 states have (on average 1.3971631205673758) internal successors, (197), 151 states have internal predecessors, (197), 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 03:48:15,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 197 transitions. [2021-11-03 03:48:15,909 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 197 transitions. Word has length 37 [2021-11-03 03:48:15,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:48:15,910 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 197 transitions. [2021-11-03 03:48:15,910 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 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 03:48:15,910 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 197 transitions. [2021-11-03 03:48:15,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-03 03:48:15,911 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:48:15,912 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] [2021-11-03 03:48:15,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-03 03:48:16,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 03:48:16,128 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2021-11-03 03:48:16,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:48:16,129 INFO L85 PathProgramCache]: Analyzing trace with hash 422083482, now seen corresponding path program 1 times [2021-11-03 03:48:16,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 03:48:16,131 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [817396932] [2021-11-03 03:48:16,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:48:16,131 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 03:48:16,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 03:48:16,137 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 03:48:16,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-03 03:48:16,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:48:16,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-03 03:48:16,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:48:16,571 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 03:48:16,571 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:48:16,719 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 03:48:16,719 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 03:48:16,719 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [817396932] [2021-11-03 03:48:16,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [817396932] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 03:48:16,720 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:48:16,720 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-03 03:48:16,720 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017785966] [2021-11-03 03:48:16,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 03:48:16,722 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 03:48:16,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 03:48:16,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-03 03:48:16,723 INFO L87 Difference]: Start difference. First operand 152 states and 197 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 03:48:16,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:48:16,810 INFO L93 Difference]: Finished difference Result 294 states and 382 transitions. [2021-11-03 03:48:16,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 03:48:16,810 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 37 [2021-11-03 03:48:16,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:48:16,812 INFO L225 Difference]: With dead ends: 294 [2021-11-03 03:48:16,812 INFO L226 Difference]: Without dead ends: 152 [2021-11-03 03:48:16,814 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 70 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 03:48:16,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2021-11-03 03:48:16,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2021-11-03 03:48:16,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 141 states have (on average 1.3829787234042554) internal successors, (195), 151 states have internal predecessors, (195), 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 03:48:16,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 195 transitions. [2021-11-03 03:48:16,825 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 195 transitions. Word has length 37 [2021-11-03 03:48:16,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:48:16,825 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 195 transitions. [2021-11-03 03:48:16,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 03:48:16,826 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 195 transitions. [2021-11-03 03:48:16,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-03 03:48:16,844 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:48:16,844 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] [2021-11-03 03:48:16,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-03 03:48:17,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 03:48:17,045 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2021-11-03 03:48:17,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:48:17,046 INFO L85 PathProgramCache]: Analyzing trace with hash -964119912, now seen corresponding path program 1 times [2021-11-03 03:48:17,047 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 03:48:17,047 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [120313148] [2021-11-03 03:48:17,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:48:17,047 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 03:48:17,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 03:48:17,048 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 03:48:17,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-03 03:48:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:48:17,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-03 03:48:17,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:48:17,417 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 03:48:17,417 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:48:17,505 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 03:48:17,505 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 03:48:17,505 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [120313148] [2021-11-03 03:48:17,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [120313148] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 03:48:17,506 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:48:17,506 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-03 03:48:17,506 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248648857] [2021-11-03 03:48:17,507 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 03:48:17,507 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 03:48:17,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 03:48:17,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-03 03:48:17,508 INFO L87 Difference]: Start difference. First operand 152 states and 195 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 03:48:17,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:48:17,583 INFO L93 Difference]: Finished difference Result 316 states and 394 transitions. [2021-11-03 03:48:17,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 03:48:17,583 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 37 [2021-11-03 03:48:17,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:48:17,585 INFO L225 Difference]: With dead ends: 316 [2021-11-03 03:48:17,585 INFO L226 Difference]: Without dead ends: 192 [2021-11-03 03:48:17,586 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 70 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 03:48:17,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2021-11-03 03:48:17,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 152. [2021-11-03 03:48:17,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 141 states have (on average 1.375886524822695) internal successors, (194), 151 states have internal predecessors, (194), 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 03:48:17,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 194 transitions. [2021-11-03 03:48:17,597 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 194 transitions. Word has length 37 [2021-11-03 03:48:17,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:48:17,598 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 194 transitions. [2021-11-03 03:48:17,598 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 03:48:17,598 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 194 transitions. [2021-11-03 03:48:17,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-03 03:48:17,599 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:48:17,600 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] [2021-11-03 03:48:17,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-03 03:48:17,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 03:48:17,815 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2021-11-03 03:48:17,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:48:17,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1303112067, now seen corresponding path program 1 times [2021-11-03 03:48:17,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 03:48:17,817 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1632456014] [2021-11-03 03:48:17,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:48:17,817 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 03:48:17,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 03:48:17,820 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 03:48:17,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-03 03:48:18,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:48:18,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-03 03:48:18,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:48:18,223 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 03:48:18,223 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:48:18,313 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 03:48:18,314 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 03:48:18,314 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1632456014] [2021-11-03 03:48:18,315 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1632456014] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 03:48:18,315 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:48:18,315 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-03 03:48:18,315 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276558310] [2021-11-03 03:48:18,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 03:48:18,317 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 03:48:18,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 03:48:18,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-03 03:48:18,324 INFO L87 Difference]: Start difference. First operand 152 states and 194 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 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 03:48:18,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:48:18,434 INFO L93 Difference]: Finished difference Result 367 states and 451 transitions. [2021-11-03 03:48:18,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-03 03:48:18,434 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 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 39 [2021-11-03 03:48:18,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:48:18,437 INFO L225 Difference]: With dead ends: 367 [2021-11-03 03:48:18,437 INFO L226 Difference]: Without dead ends: 242 [2021-11-03 03:48:18,444 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-03 03:48:18,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-11-03 03:48:18,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 152. [2021-11-03 03:48:18,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 141 states have (on average 1.3617021276595744) internal successors, (192), 151 states have internal predecessors, (192), 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 03:48:18,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 192 transitions. [2021-11-03 03:48:18,460 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 192 transitions. Word has length 39 [2021-11-03 03:48:18,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:48:18,460 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 192 transitions. [2021-11-03 03:48:18,460 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 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 03:48:18,461 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 192 transitions. [2021-11-03 03:48:18,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-03 03:48:18,462 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 03:48:18,462 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] [2021-11-03 03:48:18,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-03 03:48:18,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 03:48:18,694 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2021-11-03 03:48:18,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 03:48:18,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1958868289, now seen corresponding path program 1 times [2021-11-03 03:48:18,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 03:48:18,695 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [262711248] [2021-11-03 03:48:18,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 03:48:18,696 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 03:48:18,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 03:48:18,697 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 03:48:18,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-03 03:48:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 03:48:19,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-03 03:48:19,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 03:48:19,146 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 03:48:19,146 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 03:48:19,263 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 03:48:19,263 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 03:48:19,263 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [262711248] [2021-11-03 03:48:19,263 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [262711248] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 03:48:19,263 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 03:48:19,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-03 03:48:19,264 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129491463] [2021-11-03 03:48:19,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 03:48:19,264 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 03:48:19,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 03:48:19,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-03 03:48:19,265 INFO L87 Difference]: Start difference. First operand 152 states and 192 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 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 03:48:19,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 03:48:19,316 INFO L93 Difference]: Finished difference Result 152 states and 192 transitions. [2021-11-03 03:48:19,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 03:48:19,317 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 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 41 [2021-11-03 03:48:19,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 03:48:19,317 INFO L225 Difference]: With dead ends: 152 [2021-11-03 03:48:19,317 INFO L226 Difference]: Without dead ends: 0 [2021-11-03 03:48:19,318 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-03 03:48:19,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-03 03:48:19,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-03 03:48:19,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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 03:48:19,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-03 03:48:19,318 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2021-11-03 03:48:19,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 03:48:19,319 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-03 03:48:19,319 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 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 03:48:19,319 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-03 03:48:19,319 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-03 03:48:19,321 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 03:48:19,322 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 03:48:19,322 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 03:48:19,322 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 03:48:19,323 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 03:48:19,323 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 03:48:19,323 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 03:48:19,323 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 03:48:19,323 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 03:48:19,323 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 03:48:19,324 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 03:48:19,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-03 03:48:19,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 03:48:19,526 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-03 03:48:19,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 03:48:19,614 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,615 INFO L857 garLoopResultBuilder]: For program point L4694(line 4694) no Hoare annotation was computed. [2021-11-03 03:48:19,615 INFO L857 garLoopResultBuilder]: For program point L4694-3(lines 4694 4695) no Hoare annotation was computed. [2021-11-03 03:48:19,615 INFO L857 garLoopResultBuilder]: For program point L4694-2(line 4694) no Hoare annotation was computed. [2021-11-03 03:48:19,615 INFO L857 garLoopResultBuilder]: For program point L4694-8(lines 4694 4696) no Hoare annotation was computed. [2021-11-03 03:48:19,615 INFO L857 garLoopResultBuilder]: For program point L4694-5(lines 4694 4695) no Hoare annotation was computed. [2021-11-03 03:48:19,615 INFO L857 garLoopResultBuilder]: For program point L4694-6(lines 4694 4696) no Hoare annotation was computed. [2021-11-03 03:48:19,616 INFO L857 garLoopResultBuilder]: For program point L4694-11(lines 4694 4704) no Hoare annotation was computed. [2021-11-03 03:48:19,616 INFO L857 garLoopResultBuilder]: For program point L4694-12(line 4694) no Hoare annotation was computed. [2021-11-03 03:48:19,616 INFO L857 garLoopResultBuilder]: For program point L4694-9(lines 4694 4697) no Hoare annotation was computed. [2021-11-03 03:48:19,616 INFO L857 garLoopResultBuilder]: For program point L4694-15(lines 4694 4695) no Hoare annotation was computed. [2021-11-03 03:48:19,616 INFO L857 garLoopResultBuilder]: For program point L4694-14(line 4694) no Hoare annotation was computed. [2021-11-03 03:48:19,616 INFO L857 garLoopResultBuilder]: For program point L4694-20(lines 4694 4696) no Hoare annotation was computed. [2021-11-03 03:48:19,617 INFO L857 garLoopResultBuilder]: For program point L4694-17(lines 4694 4695) no Hoare annotation was computed. [2021-11-03 03:48:19,617 INFO L857 garLoopResultBuilder]: For program point L4694-18(lines 4694 4696) no Hoare annotation was computed. [2021-11-03 03:48:19,617 INFO L857 garLoopResultBuilder]: For program point L4694-23(lines 4694 4704) no Hoare annotation was computed. [2021-11-03 03:48:19,617 INFO L857 garLoopResultBuilder]: For program point L4694-24(line 4694) no Hoare annotation was computed. [2021-11-03 03:48:19,617 INFO L857 garLoopResultBuilder]: For program point L4694-21(lines 4694 4697) no Hoare annotation was computed. [2021-11-03 03:48:19,617 INFO L857 garLoopResultBuilder]: For program point L4694-27(lines 4694 4695) no Hoare annotation was computed. [2021-11-03 03:48:19,618 INFO L857 garLoopResultBuilder]: For program point L4694-26(line 4694) no Hoare annotation was computed. [2021-11-03 03:48:19,618 INFO L857 garLoopResultBuilder]: For program point L4694-32(lines 4694 4696) no Hoare annotation was computed. [2021-11-03 03:48:19,618 INFO L857 garLoopResultBuilder]: For program point L4694-29(lines 4694 4695) no Hoare annotation was computed. [2021-11-03 03:48:19,618 INFO L857 garLoopResultBuilder]: For program point L4694-30(lines 4694 4696) no Hoare annotation was computed. [2021-11-03 03:48:19,618 INFO L857 garLoopResultBuilder]: For program point L4694-35(lines 4694 4704) no Hoare annotation was computed. [2021-11-03 03:48:19,618 INFO L857 garLoopResultBuilder]: For program point L4694-33(lines 4694 4697) no Hoare annotation was computed. [2021-11-03 03:48:19,619 INFO L857 garLoopResultBuilder]: For program point L4729-2(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,619 INFO L857 garLoopResultBuilder]: For program point L4729-3(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,619 INFO L857 garLoopResultBuilder]: For program point L4729(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,619 INFO L853 garLoopResultBuilder]: At program point L4729-6(lines 4726 4730) the Hoare annotation is: false [2021-11-03 03:48:19,619 INFO L857 garLoopResultBuilder]: For program point L4729-7(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,619 INFO L857 garLoopResultBuilder]: For program point L4729-5(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,620 INFO L857 garLoopResultBuilder]: For program point L4729-10(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,620 INFO L857 garLoopResultBuilder]: For program point L4729-9(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,620 INFO L857 garLoopResultBuilder]: For program point L4729-14(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,620 INFO L857 garLoopResultBuilder]: For program point L4729-12(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,620 INFO L853 garLoopResultBuilder]: At program point L4729-13(lines 4726 4730) the Hoare annotation is: false [2021-11-03 03:48:19,620 INFO L857 garLoopResultBuilder]: For program point L4729-19(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,621 INFO L857 garLoopResultBuilder]: For program point L4729-16(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,621 INFO L857 garLoopResultBuilder]: For program point L4729-17(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,621 INFO L857 garLoopResultBuilder]: For program point L4729-23(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,621 INFO L853 garLoopResultBuilder]: At program point L4729-20(lines 4726 4730) the Hoare annotation is: false [2021-11-03 03:48:19,621 INFO L857 garLoopResultBuilder]: For program point L4729-21(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,621 INFO L857 garLoopResultBuilder]: For program point L4729-26(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,622 INFO L853 garLoopResultBuilder]: At program point L4729-27(lines 4726 4730) the Hoare annotation is: false [2021-11-03 03:48:19,622 INFO L857 garLoopResultBuilder]: For program point L4729-24(line 4729) no Hoare annotation was computed. [2021-11-03 03:48:19,622 INFO L853 garLoopResultBuilder]: At program point L4764-1(lines 4731 4765) the Hoare annotation is: false [2021-11-03 03:48:19,622 INFO L853 garLoopResultBuilder]: At program point L4764-2(lines 4731 4765) the Hoare annotation is: false [2021-11-03 03:48:19,622 INFO L853 garLoopResultBuilder]: At program point L4764(lines 4731 4765) the Hoare annotation is: (and (= (_ bv0 8) |ULTIMATE.start_aws_linked_list_is_valid_deep_#res|) (not (= (_ bv0 64) |ULTIMATE.start_aws_linked_list_push_front_harness_~#list~0.base|))) [2021-11-03 03:48:19,622 INFO L857 garLoopResultBuilder]: For program point L7374(lines 7374 7391) no Hoare annotation was computed. [2021-11-03 03:48:19,623 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,623 INFO L857 garLoopResultBuilder]: For program point L4734(lines 4734 4738) no Hoare annotation was computed. [2021-11-03 03:48:19,623 INFO L857 garLoopResultBuilder]: For program point L4734-1(lines 4734 4738) no Hoare annotation was computed. [2021-11-03 03:48:19,623 INFO L857 garLoopResultBuilder]: For program point L4734-2(lines 4734 4738) no Hoare annotation was computed. [2021-11-03 03:48:19,623 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,624 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-11-03 03:48:19,624 INFO L857 garLoopResultBuilder]: For program point L210-1(lines 210 212) no Hoare annotation was computed. [2021-11-03 03:48:19,624 INFO L857 garLoopResultBuilder]: For program point L210-2(lines 210 212) no Hoare annotation was computed. [2021-11-03 03:48:19,624 INFO L857 garLoopResultBuilder]: For program point L210-3(lines 210 212) no Hoare annotation was computed. [2021-11-03 03:48:19,624 INFO L857 garLoopResultBuilder]: For program point L210-4(lines 210 212) no Hoare annotation was computed. [2021-11-03 03:48:19,624 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,624 INFO L857 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-03 03:48:19,625 INFO L857 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-11-03 03:48:19,625 INFO L857 garLoopResultBuilder]: For program point L211-4(line 211) no Hoare annotation was computed. [2021-11-03 03:48:19,625 INFO L857 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-11-03 03:48:19,625 INFO L857 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2021-11-03 03:48:19,625 INFO L853 garLoopResultBuilder]: At program point L4705-2(lines 4691 4708) the Hoare annotation is: false [2021-11-03 03:48:19,625 INFO L853 garLoopResultBuilder]: At program point L4705(lines 4691 4708) the Hoare annotation is: (and (= |ULTIMATE.start_aws_linked_list_is_valid_#res| (_ bv0 8)) (not (= (_ bv0 64) |ULTIMATE.start_aws_linked_list_push_front_harness_~#list~0.base|))) [2021-11-03 03:48:19,626 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,626 INFO L853 garLoopResultBuilder]: At program point L4705-1(lines 4691 4708) the Hoare annotation is: false [2021-11-03 03:48:19,626 INFO L857 garLoopResultBuilder]: For program point L6754(lines 6754 6778) no Hoare annotation was computed. [2021-11-03 03:48:19,626 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-03 03:48:19,626 INFO L857 garLoopResultBuilder]: For program point L4909(lines 4909 4924) no Hoare annotation was computed. [2021-11-03 03:48:19,626 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,627 INFO L857 garLoopResultBuilder]: For program point L222(lines 222 224) no Hoare annotation was computed. [2021-11-03 03:48:19,627 INFO L857 garLoopResultBuilder]: For program point L222-1(lines 222 224) no Hoare annotation was computed. [2021-11-03 03:48:19,627 INFO L857 garLoopResultBuilder]: For program point L222-2(lines 222 224) no Hoare annotation was computed. [2021-11-03 03:48:19,627 INFO L857 garLoopResultBuilder]: For program point L222-3(lines 222 224) no Hoare annotation was computed. [2021-11-03 03:48:19,627 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,627 INFO L857 garLoopResultBuilder]: For program point L222-4(lines 222 224) no Hoare annotation was computed. [2021-11-03 03:48:19,628 INFO L857 garLoopResultBuilder]: For program point L222-5(lines 222 224) no Hoare annotation was computed. [2021-11-03 03:48:19,628 INFO L857 garLoopResultBuilder]: For program point L222-6(lines 222 224) no Hoare annotation was computed. [2021-11-03 03:48:19,628 INFO L857 garLoopResultBuilder]: For program point L222-7(lines 222 224) no Hoare annotation was computed. [2021-11-03 03:48:19,628 INFO L857 garLoopResultBuilder]: For program point L222-8(lines 222 224) no Hoare annotation was computed. [2021-11-03 03:48:19,628 INFO L857 garLoopResultBuilder]: For program point L222-9(lines 222 224) no Hoare annotation was computed. [2021-11-03 03:48:19,628 INFO L857 garLoopResultBuilder]: For program point L222-10(lines 222 224) no Hoare annotation was computed. [2021-11-03 03:48:19,629 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-03 03:48:19,629 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,629 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,629 INFO L857 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,629 INFO L857 garLoopResultBuilder]: For program point L223-3(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,629 INFO L857 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,630 INFO L857 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,630 INFO L857 garLoopResultBuilder]: For program point L223-7(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,630 INFO L857 garLoopResultBuilder]: For program point L223-9(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,630 INFO L857 garLoopResultBuilder]: For program point L223-10(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,630 INFO L857 garLoopResultBuilder]: For program point L223-12(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,630 INFO L857 garLoopResultBuilder]: For program point L223-13(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,630 INFO L857 garLoopResultBuilder]: For program point L223-15(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,631 INFO L857 garLoopResultBuilder]: For program point L223-16(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,631 INFO L857 garLoopResultBuilder]: For program point L223-18(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,631 INFO L857 garLoopResultBuilder]: For program point L223-19(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,631 INFO L857 garLoopResultBuilder]: For program point L223-21(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,631 INFO L857 garLoopResultBuilder]: For program point L223-22(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,631 INFO L857 garLoopResultBuilder]: For program point L223-24(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,631 INFO L857 garLoopResultBuilder]: For program point L223-25(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,632 INFO L857 garLoopResultBuilder]: For program point L223-27(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,632 INFO L857 garLoopResultBuilder]: For program point L223-28(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,632 INFO L857 garLoopResultBuilder]: For program point L223-30(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,632 INFO L857 garLoopResultBuilder]: For program point L223-31(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,632 INFO L860 garLoopResultBuilder]: At program point L7392(line 7392) the Hoare annotation is: true [2021-11-03 03:48:19,632 INFO L857 garLoopResultBuilder]: For program point L4750-3(lines 4750 4763) no Hoare annotation was computed. [2021-11-03 03:48:19,633 INFO L853 garLoopResultBuilder]: At program point L4750-2(lines 4750 4763) the Hoare annotation is: false [2021-11-03 03:48:19,633 INFO L857 garLoopResultBuilder]: For program point L4750-7(lines 4750 4763) no Hoare annotation was computed. [2021-11-03 03:48:19,633 INFO L853 garLoopResultBuilder]: At program point L4750-6(lines 4750 4763) the Hoare annotation is: false [2021-11-03 03:48:19,633 INFO L857 garLoopResultBuilder]: For program point L4750-11(lines 4750 4763) no Hoare annotation was computed. [2021-11-03 03:48:19,633 INFO L853 garLoopResultBuilder]: At program point L4750-10(lines 4750 4763) the Hoare annotation is: false [2021-11-03 03:48:19,633 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,634 INFO L857 garLoopResultBuilder]: For program point L4751(lines 4751 4761) no Hoare annotation was computed. [2021-11-03 03:48:19,634 INFO L857 garLoopResultBuilder]: For program point L4718(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,634 INFO L857 garLoopResultBuilder]: For program point L4751-1(lines 4751 4761) no Hoare annotation was computed. [2021-11-03 03:48:19,634 INFO L857 garLoopResultBuilder]: For program point L4718-3(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,634 INFO L857 garLoopResultBuilder]: For program point L4751-2(lines 4751 4761) no Hoare annotation was computed. [2021-11-03 03:48:19,634 INFO L857 garLoopResultBuilder]: For program point L4718-2(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,634 INFO L857 garLoopResultBuilder]: For program point L4718-7(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,635 INFO L857 garLoopResultBuilder]: For program point L4718-5(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,635 INFO L853 garLoopResultBuilder]: At program point L4718-6(lines 4715 4719) the Hoare annotation is: false [2021-11-03 03:48:19,635 INFO L857 garLoopResultBuilder]: For program point L4718-12(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,635 INFO L857 garLoopResultBuilder]: For program point L4718-9(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,635 INFO L857 garLoopResultBuilder]: For program point L4718-10(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,635 INFO L857 garLoopResultBuilder]: For program point L4718-16(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,636 INFO L853 garLoopResultBuilder]: At program point L4718-13(lines 4715 4719) the Hoare annotation is: false [2021-11-03 03:48:19,636 INFO L857 garLoopResultBuilder]: For program point L4718-14(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,636 INFO L857 garLoopResultBuilder]: For program point L4718-19(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,636 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-03 03:48:19,636 INFO L853 garLoopResultBuilder]: At program point L4718-20(lines 4715 4719) the Hoare annotation is: false [2021-11-03 03:48:19,636 INFO L857 garLoopResultBuilder]: For program point L4718-17(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,637 INFO L857 garLoopResultBuilder]: For program point L4718-23(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,637 INFO L857 garLoopResultBuilder]: For program point L4718-24(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,637 INFO L857 garLoopResultBuilder]: For program point L4718-21(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,637 INFO L853 garLoopResultBuilder]: At program point L4718-27(lines 4715 4719) the Hoare annotation is: false [2021-11-03 03:48:19,637 INFO L857 garLoopResultBuilder]: For program point L4718-28(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,637 INFO L857 garLoopResultBuilder]: For program point L4718-26(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,638 INFO L857 garLoopResultBuilder]: For program point L4718-31(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,638 INFO L857 garLoopResultBuilder]: For program point L4718-30(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,638 INFO L857 garLoopResultBuilder]: For program point L6767-4(lines 6767 6774) no Hoare annotation was computed. [2021-11-03 03:48:19,638 INFO L853 garLoopResultBuilder]: At program point L6767-3(lines 6767 6774) the Hoare annotation is: (not (= (_ bv0 64) |ULTIMATE.start_aws_linked_list_push_front_harness_~#list~0.base|)) [2021-11-03 03:48:19,638 INFO L857 garLoopResultBuilder]: For program point L4718-33(line 4718) no Hoare annotation was computed. [2021-11-03 03:48:19,638 INFO L857 garLoopResultBuilder]: For program point L6767-2(lines 6767 6774) no Hoare annotation was computed. [2021-11-03 03:48:19,639 INFO L853 garLoopResultBuilder]: At program point L4718-34(lines 4715 4719) the Hoare annotation is: false [2021-11-03 03:48:19,639 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-03 03:48:19,639 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,639 INFO L857 garLoopResultBuilder]: For program point L4756-1(lines 4756 4761) no Hoare annotation was computed. [2021-11-03 03:48:19,639 INFO L857 garLoopResultBuilder]: For program point L4756-2(lines 4756 4761) no Hoare annotation was computed. [2021-11-03 03:48:19,639 INFO L857 garLoopResultBuilder]: For program point L4756(lines 4756 4761) no Hoare annotation was computed. [2021-11-03 03:48:19,640 INFO L857 garLoopResultBuilder]: For program point L4989(lines 4989 4997) no Hoare annotation was computed. [2021-11-03 03:48:19,640 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-03 03:48:19,640 INFO L853 garLoopResultBuilder]: At program point L266(line 266) the Hoare annotation is: (not (= (_ bv0 64) |ULTIMATE.start_aws_linked_list_push_front_harness_~#list~0.base|)) [2021-11-03 03:48:19,643 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-03 03:48:19,644 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-03 03:48:19,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 03:48:19 BoogieIcfgContainer [2021-11-03 03:48:19,663 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-03 03:48:19,664 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-03 03:48:19,664 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-03 03:48:19,664 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-03 03:48:19,665 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:48:15" (3/4) ... [2021-11-03 03:48:19,668 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-03 03:48:19,694 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2021-11-03 03:48:19,696 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-03 03:48:19,697 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-03 03:48:19,698 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-03 03:48:19,727 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == 0bv8 && !(0bv64 == list) [2021-11-03 03:48:19,727 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 0bv8 == \result && !(0bv64 == list) [2021-11-03 03:48:19,827 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/witness.graphml [2021-11-03 03:48:19,827 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-03 03:48:19,829 INFO L168 Benchmark]: Toolchain (without parser) took 8879.92 ms. Allocated memory was 60.8 MB in the beginning and 163.6 MB in the end (delta: 102.8 MB). Free memory was 34.7 MB in the beginning and 56.6 MB in the end (delta: -21.9 MB). Peak memory consumption was 81.4 MB. Max. memory is 16.1 GB. [2021-11-03 03:48:19,829 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 60.8 MB. Free memory is still 42.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 03:48:19,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2619.13 ms. Allocated memory was 60.8 MB in the beginning and 113.2 MB in the end (delta: 52.4 MB). Free memory was 34.5 MB in the beginning and 64.5 MB in the end (delta: -30.1 MB). Peak memory consumption was 45.7 MB. Max. memory is 16.1 GB. [2021-11-03 03:48:19,830 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.94 ms. Allocated memory is still 113.2 MB. Free memory was 64.5 MB in the beginning and 57.4 MB in the end (delta: 7.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-03 03:48:19,830 INFO L168 Benchmark]: Boogie Preprocessor took 106.20 ms. Allocated memory is still 113.2 MB. Free memory was 57.4 MB in the beginning and 52.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-03 03:48:19,831 INFO L168 Benchmark]: RCFGBuilder took 1228.29 ms. Allocated memory is still 113.2 MB. Free memory was 52.7 MB in the beginning and 41.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. [2021-11-03 03:48:19,831 INFO L168 Benchmark]: TraceAbstraction took 4608.78 ms. Allocated memory was 113.2 MB in the beginning and 163.6 MB in the end (delta: 50.3 MB). Free memory was 40.5 MB in the beginning and 71.5 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. [2021-11-03 03:48:19,832 INFO L168 Benchmark]: Witness Printer took 163.00 ms. Allocated memory is still 163.6 MB. Free memory was 71.5 MB in the beginning and 56.6 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-03 03:48:19,834 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 60.8 MB. Free memory is still 42.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2619.13 ms. Allocated memory was 60.8 MB in the beginning and 113.2 MB in the end (delta: 52.4 MB). Free memory was 34.5 MB in the beginning and 64.5 MB in the end (delta: -30.1 MB). Peak memory consumption was 45.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 146.94 ms. Allocated memory is still 113.2 MB. Free memory was 64.5 MB in the beginning and 57.4 MB in the end (delta: 7.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 106.20 ms. Allocated memory is still 113.2 MB. Free memory was 57.4 MB in the beginning and 52.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1228.29 ms. Allocated memory is still 113.2 MB. Free memory was 52.7 MB in the beginning and 41.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 13.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4608.78 ms. Allocated memory was 113.2 MB in the beginning and 163.6 MB in the end (delta: 50.3 MB). Free memory was 40.5 MB in the beginning and 71.5 MB in the end (delta: -30.9 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. * Witness Printer took 163.00 ms. Allocated memory is still 163.6 MB. Free memory was 71.5 MB in the beginning and 56.6 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * 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 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 157 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 840 SDtfs, 348 SDslu, 1173 SDs, 0 SdLazy, 102 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 378 GetRequests, 362 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=157occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 130 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 21 PreInvPairs, 26 NumberOfFragments, 41 HoareAnnotationTreeSize, 21 FomulaSimplifications, 12 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 21 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 191 NumberOfCodeBlocks, 191 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 372 ConstructedInterpolants, 0 QuantifiedInterpolants, 518 SizeOfPredicates, 19 NumberOfNonLiveVariables, 902 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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 - AllSpecificationsHoldResult: All specifications hold 11 specifications checked. All of them hold - InvariantResult [Line: 4691]: Loop Invariant Derived loop invariant: \result == 0bv8 && !(0bv64 == list) - InvariantResult [Line: 4715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7392]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6767]: Loop Invariant Derived loop invariant: !(0bv64 == list) - InvariantResult [Line: 4750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4726]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: !(0bv64 == list) - InvariantResult [Line: 4731]: Loop Invariant Derived loop invariant: 0bv8 == \result && !(0bv64 == list) - InvariantResult [Line: 4731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4731]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4715]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-03 03:48:19,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1874f004-7df5-46d3-acbd-d82dca9a46d6/bin/utaipan-aC7eJsxGYH/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 Writing output log to file Ultimate.log Result: TRUE