./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P --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 32bit --witnessprinter.graph.data.programhash 35b23af90f01e46e9f818578c532dc01a817e343291a24c8592db5f0da05a3c7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 23:55:33,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:55:33,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:55:33,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:55:33,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:55:33,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:55:33,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:55:33,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:55:33,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:55:33,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:55:33,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:55:33,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:55:33,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:55:33,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:55:33,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:55:33,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:55:33,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:55:33,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:55:33,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:55:33,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:55:33,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:55:33,506 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:55:33,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:55:33,510 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:55:33,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:55:33,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:55:33,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:55:33,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:55:33,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:55:33,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:55:33,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:55:33,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:55:33,528 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:55:33,529 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:55:33,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:55:33,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:55:33,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:55:33,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:55:33,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:55:33,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:55:33,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:55:33,535 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-20 23:55:33,588 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:55:33,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:55:33,590 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:55:33,590 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:55:33,597 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:55:33,597 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:55:33,598 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:55:33,598 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:55:33,598 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:55:33,598 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 23:55:33,599 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:55:33,600 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:55:33,600 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 23:55:33,600 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 23:55:33,601 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:55:33,601 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 23:55:33,601 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 23:55:33,601 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 23:55:33,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:55:33,602 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 23:55:33,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:55:33,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 23:55:33,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:55:33,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:55:33,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:55:33,604 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:55:33,604 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 23:55:33,604 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:55:33,605 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:55:33,605 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:55:33,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:55:33,606 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:55:33,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:55:33,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:55:33,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:55:33,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:55:33,607 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 23:55:33,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 23:55:33,607 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:55:33,608 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:55:33,608 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:55:33,608 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_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35b23af90f01e46e9f818578c532dc01a817e343291a24c8592db5f0da05a3c7 [2021-11-20 23:55:33,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:55:33,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:55:33,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:55:33,906 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:55:33,907 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:55:33,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c [2021-11-20 23:55:33,978 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/data/16882488f/1d049d8a5c7247c1b89fb13442e3ddb4/FLAG359fe924b [2021-11-20 23:55:34,497 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:55:34,498 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c [2021-11-20 23:55:34,519 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/data/16882488f/1d049d8a5c7247c1b89fb13442e3ddb4/FLAG359fe924b [2021-11-20 23:55:34,817 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/data/16882488f/1d049d8a5c7247c1b89fb13442e3ddb4 [2021-11-20 23:55:34,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:55:34,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:55:34,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:55:34,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:55:34,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:55:34,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:55:34" (1/1) ... [2021-11-20 23:55:34,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e594ff0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:34, skipping insertion in model container [2021-11-20 23:55:34,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:55:34" (1/1) ... [2021-11-20 23:55:34,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:55:34,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:55:35,208 WARN L230 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_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c[12042,12055] [2021-11-20 23:55:35,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:55:35,229 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 23:55:35,324 WARN L230 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_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c[12042,12055] [2021-11-20 23:55:35,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:55:35,342 INFO L208 MainTranslator]: Completed translation [2021-11-20 23:55:35,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:35 WrapperNode [2021-11-20 23:55:35,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:55:35,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 23:55:35,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 23:55:35,345 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 23:55:35,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:35" (1/1) ... [2021-11-20 23:55:35,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:35" (1/1) ... [2021-11-20 23:55:35,406 INFO L137 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 415 [2021-11-20 23:55:35,406 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 23:55:35,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 23:55:35,407 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 23:55:35,407 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 23:55:35,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:35" (1/1) ... [2021-11-20 23:55:35,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:35" (1/1) ... [2021-11-20 23:55:35,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:35" (1/1) ... [2021-11-20 23:55:35,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:35" (1/1) ... [2021-11-20 23:55:35,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:35" (1/1) ... [2021-11-20 23:55:35,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:35" (1/1) ... [2021-11-20 23:55:35,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:35" (1/1) ... [2021-11-20 23:55:35,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 23:55:35,494 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 23:55:35,494 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 23:55:35,494 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 23:55:35,498 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:35" (1/1) ... [2021-11-20 23:55:35,506 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:55:35,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:55:35,539 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 23:55:35,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 23:55:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 23:55:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_bool [2021-11-20 23:55:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_bool [2021-11-20 23:55:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2021-11-20 23:55:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2021-11-20 23:55:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_int8 [2021-11-20 23:55:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_int8 [2021-11-20 23:55:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_bool [2021-11-20 23:55:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_bool [2021-11-20 23:55:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure add_history_type [2021-11-20 23:55:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure add_history_type [2021-11-20 23:55:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 23:55:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 23:55:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 23:55:35,697 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 23:55:35,699 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 23:55:36,317 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 23:55:36,630 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 23:55:36,630 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-20 23:55:36,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:55:36 BoogieIcfgContainer [2021-11-20 23:55:36,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 23:55:36,635 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 23:55:36,636 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 23:55:36,640 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 23:55:36,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:55:34" (1/3) ... [2021-11-20 23:55:36,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50bc497c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:55:36, skipping insertion in model container [2021-11-20 23:55:36,641 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:35" (2/3) ... [2021-11-20 23:55:36,642 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50bc497c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:55:36, skipping insertion in model container [2021-11-20 23:55:36,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:55:36" (3/3) ... [2021-11-20 23:55:36,643 INFO L111 eAbstractionObserver]: Analyzing ICFG pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c [2021-11-20 23:55:36,653 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 23:55:36,654 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 23:55:36,712 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 23:55:36,720 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 [2021-11-20 23:55:36,721 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 23:55:36,743 INFO L276 IsEmpty]: Start isEmpty. Operand has 131 states, 92 states have (on average 1.5) internal successors, (138), 96 states have internal predecessors, (138), 32 states have call successors, (32), 5 states have call predecessors, (32), 5 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-20 23:55:36,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-20 23:55:36,752 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:55:36,753 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:55:36,753 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:55:36,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:55:36,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1280490204, now seen corresponding path program 1 times [2021-11-20 23:55:36,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:55:36,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118156862] [2021-11-20 23:55:36,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:55:36,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:55:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:55:36,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:55:36,969 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:55:36,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118156862] [2021-11-20 23:55:36,979 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118156862] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:55:36,979 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:55:36,979 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:55:36,981 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413786743] [2021-11-20 23:55:36,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:55:36,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:55:36,990 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:55:37,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:55:37,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:55:37,036 INFO L87 Difference]: Start difference. First operand has 131 states, 92 states have (on average 1.5) internal successors, (138), 96 states have internal predecessors, (138), 32 states have call successors, (32), 5 states have call predecessors, (32), 5 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 23:55:37,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:55:37,278 INFO L93 Difference]: Finished difference Result 266 states and 444 transitions. [2021-11-20 23:55:37,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 23:55:37,281 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-11-20 23:55:37,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:55:37,297 INFO L225 Difference]: With dead ends: 266 [2021-11-20 23:55:37,298 INFO L226 Difference]: Without dead ends: 136 [2021-11-20 23:55:37,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:55:37,314 INFO L933 BasicCegarLoop]: 178 mSDtfsCounter, 6 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 522 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:55:37,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 522 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:55:37,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2021-11-20 23:55:37,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 134. [2021-11-20 23:55:37,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 98 states have internal predecessors, (139), 32 states have call successors, (32), 6 states have call predecessors, (32), 6 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2021-11-20 23:55:37,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 203 transitions. [2021-11-20 23:55:37,383 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 203 transitions. Word has length 14 [2021-11-20 23:55:37,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:55:37,383 INFO L470 AbstractCegarLoop]: Abstraction has 134 states and 203 transitions. [2021-11-20 23:55:37,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 23:55:37,384 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 203 transitions. [2021-11-20 23:55:37,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-20 23:55:37,386 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:55:37,386 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:55:37,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 23:55:37,387 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:55:37,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:55:37,388 INFO L85 PathProgramCache]: Analyzing trace with hash 1326527416, now seen corresponding path program 1 times [2021-11-20 23:55:37,388 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:55:37,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941437615] [2021-11-20 23:55:37,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:55:37,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:55:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:55:37,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:55:37,432 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:55:37,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941437615] [2021-11-20 23:55:37,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941437615] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:55:37,433 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:55:37,433 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 23:55:37,433 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369520472] [2021-11-20 23:55:37,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:55:37,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-20 23:55:37,435 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:55:37,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 23:55:37,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 23:55:37,436 INFO L87 Difference]: Start difference. First operand 134 states and 203 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 23:55:37,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:55:37,562 INFO L93 Difference]: Finished difference Result 280 states and 428 transitions. [2021-11-20 23:55:37,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 23:55:37,563 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-11-20 23:55:37,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:55:37,566 INFO L225 Difference]: With dead ends: 280 [2021-11-20 23:55:37,566 INFO L226 Difference]: Without dead ends: 148 [2021-11-20 23:55:37,567 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:55:37,569 INFO L933 BasicCegarLoop]: 182 mSDtfsCounter, 22 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:55:37,569 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23 Valid, 533 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:55:37,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-11-20 23:55:37,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 146. [2021-11-20 23:55:37,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 105 states have (on average 1.4476190476190476) internal successors, (152), 108 states have internal predecessors, (152), 33 states have call successors, (33), 7 states have call predecessors, (33), 7 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-20 23:55:37,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 218 transitions. [2021-11-20 23:55:37,591 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 218 transitions. Word has length 15 [2021-11-20 23:55:37,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:55:37,592 INFO L470 AbstractCegarLoop]: Abstraction has 146 states and 218 transitions. [2021-11-20 23:55:37,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 23:55:37,592 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 218 transitions. [2021-11-20 23:55:37,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-20 23:55:37,594 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:55:37,594 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:55:37,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 23:55:37,595 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:55:37,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:55:37,596 INFO L85 PathProgramCache]: Analyzing trace with hash 286959940, now seen corresponding path program 1 times [2021-11-20 23:55:37,596 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:55:37,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648659010] [2021-11-20 23:55:37,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:55:37,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:55:37,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:55:37,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:55:37,639 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:55:37,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648659010] [2021-11-20 23:55:37,639 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648659010] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:55:37,639 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:55:37,640 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:55:37,640 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128775526] [2021-11-20 23:55:37,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:55:37,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:55:37,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:55:37,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:55:37,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:55:37,644 INFO L87 Difference]: Start difference. First operand 146 states and 218 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-20 23:55:37,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:55:37,750 INFO L93 Difference]: Finished difference Result 312 states and 474 transitions. [2021-11-20 23:55:37,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:55:37,751 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 19 [2021-11-20 23:55:37,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:55:37,756 INFO L225 Difference]: With dead ends: 312 [2021-11-20 23:55:37,756 INFO L226 Difference]: Without dead ends: 175 [2021-11-20 23:55:37,757 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:55:37,761 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 22 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 365 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:55:37,764 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 365 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:55:37,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2021-11-20 23:55:37,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 148. [2021-11-20 23:55:37,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 107 states have (on average 1.439252336448598) internal successors, (154), 110 states have internal predecessors, (154), 33 states have call successors, (33), 7 states have call predecessors, (33), 7 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-20 23:55:37,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 220 transitions. [2021-11-20 23:55:37,801 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 220 transitions. Word has length 19 [2021-11-20 23:55:37,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:55:37,801 INFO L470 AbstractCegarLoop]: Abstraction has 148 states and 220 transitions. [2021-11-20 23:55:37,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-20 23:55:37,802 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 220 transitions. [2021-11-20 23:55:37,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-20 23:55:37,809 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:55:37,809 INFO L514 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] [2021-11-20 23:55:37,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 23:55:37,810 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:55:37,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:55:37,812 INFO L85 PathProgramCache]: Analyzing trace with hash 85392711, now seen corresponding path program 1 times [2021-11-20 23:55:37,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:55:37,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884824240] [2021-11-20 23:55:37,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:55:37,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:55:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:55:37,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:55:37,912 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:55:37,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884824240] [2021-11-20 23:55:37,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884824240] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:55:37,913 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:55:37,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 23:55:37,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217083807] [2021-11-20 23:55:37,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:55:37,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 23:55:37,915 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:55:37,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 23:55:37,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:55:37,916 INFO L87 Difference]: Start difference. First operand 148 states and 220 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-20 23:55:37,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:55:37,979 INFO L93 Difference]: Finished difference Result 249 states and 371 transitions. [2021-11-20 23:55:37,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 23:55:37,980 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 27 [2021-11-20 23:55:37,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:55:37,982 INFO L225 Difference]: With dead ends: 249 [2021-11-20 23:55:37,982 INFO L226 Difference]: Without dead ends: 148 [2021-11-20 23:55:37,983 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 23:55:37,985 INFO L933 BasicCegarLoop]: 182 mSDtfsCounter, 0 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 361 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-20 23:55:37,986 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 361 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-20 23:55:37,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-11-20 23:55:38,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2021-11-20 23:55:38,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 107 states have (on average 1.411214953271028) internal successors, (151), 110 states have internal predecessors, (151), 33 states have call successors, (33), 7 states have call predecessors, (33), 7 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-20 23:55:38,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 217 transitions. [2021-11-20 23:55:38,014 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 217 transitions. Word has length 27 [2021-11-20 23:55:38,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:55:38,014 INFO L470 AbstractCegarLoop]: Abstraction has 148 states and 217 transitions. [2021-11-20 23:55:38,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-20 23:55:38,015 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions. [2021-11-20 23:55:38,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-20 23:55:38,018 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:55:38,018 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:55:38,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 23:55:38,019 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:55:38,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:55:38,020 INFO L85 PathProgramCache]: Analyzing trace with hash -706384638, now seen corresponding path program 1 times [2021-11-20 23:55:38,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:55:38,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83240350] [2021-11-20 23:55:38,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:55:38,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:55:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:55:38,072 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:55:38,073 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:55:38,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83240350] [2021-11-20 23:55:38,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83240350] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:55:38,073 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 23:55:38,073 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 23:55:38,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184324958] [2021-11-20 23:55:38,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:55:38,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 23:55:38,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:55:38,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 23:55:38,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:55:38,076 INFO L87 Difference]: Start difference. First operand 148 states and 217 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-20 23:55:38,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:55:38,150 INFO L93 Difference]: Finished difference Result 288 states and 425 transitions. [2021-11-20 23:55:38,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 23:55:38,151 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 30 [2021-11-20 23:55:38,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:55:38,153 INFO L225 Difference]: With dead ends: 288 [2021-11-20 23:55:38,154 INFO L226 Difference]: Without dead ends: 150 [2021-11-20 23:55:38,155 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-20 23:55:38,156 INFO L933 BasicCegarLoop]: 179 mSDtfsCounter, 0 mSDsluCounter, 583 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-20 23:55:38,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 711 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-20 23:55:38,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2021-11-20 23:55:38,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 148. [2021-11-20 23:55:38,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 107 states have (on average 1.4018691588785046) internal successors, (150), 110 states have internal predecessors, (150), 33 states have call successors, (33), 7 states have call predecessors, (33), 7 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-11-20 23:55:38,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 216 transitions. [2021-11-20 23:55:38,171 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 216 transitions. Word has length 30 [2021-11-20 23:55:38,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:55:38,172 INFO L470 AbstractCegarLoop]: Abstraction has 148 states and 216 transitions. [2021-11-20 23:55:38,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-20 23:55:38,173 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 216 transitions. [2021-11-20 23:55:38,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-20 23:55:38,174 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:55:38,174 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2021-11-20 23:55:38,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 23:55:38,174 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:55:38,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:55:38,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1038416172, now seen corresponding path program 1 times [2021-11-20 23:55:38,175 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:55:38,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231835697] [2021-11-20 23:55:38,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:55:38,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:55:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:55:38,216 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:55:38,216 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:55:38,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231835697] [2021-11-20 23:55:38,217 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231835697] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:55:38,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1743930592] [2021-11-20 23:55:38,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:55:38,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:55:38,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:55:38,219 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:55:38,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 23:55:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:55:38,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-20 23:55:38,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:55:38,463 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:55:38,463 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:55:38,579 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 23:55:38,579 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1743930592] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:55:38,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2029013186] [2021-11-20 23:55:38,605 INFO L159 IcfgInterpreter]: Started Sifa with 27 locations of interest [2021-11-20 23:55:38,605 INFO L166 IcfgInterpreter]: Building call graph [2021-11-20 23:55:38,610 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-20 23:55:38,616 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-20 23:55:38,617 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-20 23:55:41,483 INFO L197 IcfgInterpreter]: Interpreting procedure add_history_type with input of size 121 for LOIs [2021-11-20 23:55:54,020 INFO L197 IcfgInterpreter]: Interpreting procedure read_history_bool with input of size 85 for LOIs [2021-11-20 23:55:55,559 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-20 23:55:58,771 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [2029013186] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:55:58,771 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:55:58,772 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [4, 4, 4] total 22 [2021-11-20 23:55:58,772 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483679041] [2021-11-20 23:55:58,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:55:58,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-20 23:55:58,773 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:55:58,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-20 23:55:58,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=393, Unknown=0, NotChecked=0, Total=462 [2021-11-20 23:55:58,774 INFO L87 Difference]: Start difference. First operand 148 states and 216 transitions. Second operand has 18 states, 16 states have (on average 1.375) internal successors, (22), 13 states have internal predecessors, (22), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-20 23:56:05,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:56:05,306 INFO L93 Difference]: Finished difference Result 320 states and 464 transitions. [2021-11-20 23:56:05,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-20 23:56:05,308 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 16 states have (on average 1.375) internal successors, (22), 13 states have internal predecessors, (22), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 32 [2021-11-20 23:56:05,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:56:05,311 INFO L225 Difference]: With dead ends: 320 [2021-11-20 23:56:05,311 INFO L226 Difference]: Without dead ends: 173 [2021-11-20 23:56:05,318 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 76 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=163, Invalid=829, Unknown=0, NotChecked=0, Total=992 [2021-11-20 23:56:05,319 INFO L933 BasicCegarLoop]: 169 mSDtfsCounter, 70 mSDsluCounter, 1418 mSDsCounter, 0 mSdLazyCounter, 914 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 1566 SdHoareTripleChecker+Invalid, 937 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-20 23:56:05,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [75 Valid, 1566 Invalid, 937 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 914 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-20 23:56:05,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-11-20 23:56:05,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 168. [2021-11-20 23:56:05,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 123 states have (on average 1.3658536585365855) internal successors, (168), 126 states have internal predecessors, (168), 34 states have call successors, (34), 10 states have call predecessors, (34), 10 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2021-11-20 23:56:05,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 236 transitions. [2021-11-20 23:56:05,353 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 236 transitions. Word has length 32 [2021-11-20 23:56:05,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:56:05,354 INFO L470 AbstractCegarLoop]: Abstraction has 168 states and 236 transitions. [2021-11-20 23:56:05,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 16 states have (on average 1.375) internal successors, (22), 13 states have internal predecessors, (22), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-20 23:56:05,354 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 236 transitions. [2021-11-20 23:56:05,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-20 23:56:05,358 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 23:56:05,358 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 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] [2021-11-20 23:56:05,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-20 23:56:05,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-20 23:56:05,578 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 23:56:05,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 23:56:05,578 INFO L85 PathProgramCache]: Analyzing trace with hash -550625614, now seen corresponding path program 1 times [2021-11-20 23:56:05,578 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-20 23:56:05,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19073204] [2021-11-20 23:56:05,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:56:05,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 23:56:05,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:56:05,629 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-20 23:56:05,629 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-20 23:56:05,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19073204] [2021-11-20 23:56:05,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19073204] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 23:56:05,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [989243557] [2021-11-20 23:56:05,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 23:56:05,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:56:05,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:56:05,632 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 23:56:05,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-20 23:56:05,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 23:56:05,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-20 23:56:05,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 23:56:05,820 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-20 23:56:05,820 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 23:56:05,958 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-20 23:56:05,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [989243557] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 23:56:05,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1145496501] [2021-11-20 23:56:05,961 INFO L159 IcfgInterpreter]: Started Sifa with 32 locations of interest [2021-11-20 23:56:05,962 INFO L166 IcfgInterpreter]: Building call graph [2021-11-20 23:56:05,962 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-20 23:56:05,962 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-20 23:56:05,963 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-20 23:56:09,387 INFO L197 IcfgInterpreter]: Interpreting procedure add_history_type with input of size 121 for LOIs [2021-11-20 23:56:22,929 INFO L197 IcfgInterpreter]: Interpreting procedure read_history_bool with input of size 85 for LOIs [2021-11-20 23:56:25,310 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-20 23:56:30,062 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1145496501] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 23:56:30,063 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-20 23:56:30,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [4, 4, 4] total 24 [2021-11-20 23:56:30,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559296950] [2021-11-20 23:56:30,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 23:56:30,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-20 23:56:30,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-20 23:56:30,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-20 23:56:30,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=478, Unknown=0, NotChecked=0, Total=552 [2021-11-20 23:56:30,066 INFO L87 Difference]: Start difference. First operand 168 states and 236 transitions. Second operand has 20 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 15 states have internal predecessors, (27), 5 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2021-11-20 23:56:37,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 23:56:37,996 INFO L93 Difference]: Finished difference Result 173 states and 242 transitions. [2021-11-20 23:56:37,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-20 23:56:37,997 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 15 states have internal predecessors, (27), 5 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 49 [2021-11-20 23:56:37,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 23:56:37,998 INFO L225 Difference]: With dead ends: 173 [2021-11-20 23:56:37,998 INFO L226 Difference]: Without dead ends: 0 [2021-11-20 23:56:38,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 123 SyntacticMatches, 4 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 359 ImplicationChecksByTransitivity, 12.2s TimeCoverageRelationStatistics Valid=175, Invalid=1085, Unknown=0, NotChecked=0, Total=1260 [2021-11-20 23:56:38,001 INFO L933 BasicCegarLoop]: 12 mSDtfsCounter, 56 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 285 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-20 23:56:38,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [59 Valid, 60 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 285 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-20 23:56:38,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-20 23:56:38,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-20 23:56:38,003 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) [2021-11-20 23:56:38,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-20 23:56:38,009 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 49 [2021-11-20 23:56:38,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 23:56:38,012 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 23:56:38,016 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 15 states have internal predecessors, (27), 5 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2021-11-20 23:56:38,016 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-20 23:56:38,016 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-20 23:56:38,019 INFO L764 garLoopResultBuilder]: Registering result SAFE for location assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-20 23:56:38,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-20 23:56:38,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 23:56:38,235 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-20 23:56:42,100 INFO L861 garLoopResultBuilder]: At program point L116(line 116) the Hoare annotation is: true [2021-11-20 23:56:42,100 INFO L858 garLoopResultBuilder]: For program point read_history_int8FINAL(lines 101 120) no Hoare annotation was computed. [2021-11-20 23:56:42,101 INFO L858 garLoopResultBuilder]: For program point L116-1(line 116) no Hoare annotation was computed. [2021-11-20 23:56:42,101 INFO L858 garLoopResultBuilder]: For program point L106(lines 106 117) no Hoare annotation was computed. [2021-11-20 23:56:42,101 INFO L858 garLoopResultBuilder]: For program point read_history_int8EXIT(lines 101 120) no Hoare annotation was computed. [2021-11-20 23:56:42,101 INFO L861 garLoopResultBuilder]: At program point read_history_int8ENTRY(lines 101 120) the Hoare annotation is: true [2021-11-20 23:56:42,101 INFO L858 garLoopResultBuilder]: For program point L126(lines 126 157) no Hoare annotation was computed. [2021-11-20 23:56:42,101 INFO L858 garLoopResultBuilder]: For program point read_history_boolFINAL(lines 121 160) no Hoare annotation was computed. [2021-11-20 23:56:42,102 INFO L858 garLoopResultBuilder]: For program point read_history_boolEXIT(lines 121 160) no Hoare annotation was computed. [2021-11-20 23:56:42,102 INFO L861 garLoopResultBuilder]: At program point read_history_boolENTRY(lines 121 160) the Hoare annotation is: true [2021-11-20 23:56:42,102 INFO L854 garLoopResultBuilder]: At program point L156(line 156) the Hoare annotation is: (let ((.cse38 (+ ~nomsg~0 1))) (let ((.cse0 (not (<= 0 ~g2v~0))) (.cse1 (not (<= ~votedValue_History_0~0 127))) (.cse2 (not (<= 0 ~g3v_new~0))) (.cse3 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse4 (not (<= 0 |#NULL.offset|))) (.cse5 (not (<= ~VALUE1~0 127))) (.cse6 (not (<= 0 ~g3v_old~0))) (.cse7 (not (<= 0 ~g3v~0))) (.cse8 (not (<= ~g1v_old~0 0))) (.cse9 (not (<= ~g1v~0 0))) (.cse10 (not (<= ~g1v_new~0 0))) (.cse11 (not (<= ~g2v_old~0 0))) (.cse12 (not (<= 0 ~g1v_new~0))) (.cse13 (not (<= 0 ~g1v_old~0))) (.cse14 (not (<= |#NULL.offset| 0))) (.cse15 (not (<= ~g3v_new~0 0))) (.cse16 (not (<= 0 ~g2v_old~0))) (.cse17 (not (<= ~votedValue_History_2~0 127))) (.cse18 (not (<= 0 ~g2v_new~0))) (.cse19 (not (<= 0 |#NULL.base|))) (.cse20 (not (<= ~g2v_new~0 0))) (.cse21 (not (<= ~g3v~0 0))) (.cse22 (not (<= ~votedValue_History_1~0 127))) (.cse23 (not (<= 0 .cse38))) (.cse24 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse25 (not (<= 0 |#StackHeapBarrier|))) (.cse26 (not (<= ~VALUE3~0 127))) (.cse27 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse28 (not (<= .cse38 0))) (.cse29 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse30 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse31 (not (<= |#NULL.base| 0))) (.cse32 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse33 (not (<= ~g2v~0 0))) (.cse34 (not (<= ~g3v_old~0 0))) (.cse35 (not (<= ~VALUE2~0 127))) (.cse36 (not (<= 0 ~g1v~0))) (.cse37 (not (= |read_history_bool_#in~historyIndex| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 (not (= 0 |read_history_bool_#in~history_id|)) .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37) (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 (not (= |read_history_bool_#in~history_id| 1)))))) [2021-11-20 23:56:42,102 INFO L858 garLoopResultBuilder]: For program point L156-1(line 156) no Hoare annotation was computed. [2021-11-20 23:56:42,102 INFO L858 garLoopResultBuilder]: For program point L146(lines 146 157) no Hoare annotation was computed. [2021-11-20 23:56:42,103 INFO L858 garLoopResultBuilder]: For program point L136(lines 136 157) no Hoare annotation was computed. [2021-11-20 23:56:42,103 INFO L861 garLoopResultBuilder]: At program point assertENTRY(lines 532 543) the Hoare annotation is: true [2021-11-20 23:56:42,103 INFO L858 garLoopResultBuilder]: For program point L539(line 539) no Hoare annotation was computed. [2021-11-20 23:56:42,103 INFO L858 garLoopResultBuilder]: For program point assertEXIT(lines 532 543) no Hoare annotation was computed. [2021-11-20 23:56:42,103 INFO L858 garLoopResultBuilder]: For program point L537(lines 537 541) no Hoare annotation was computed. [2021-11-20 23:56:42,103 INFO L858 garLoopResultBuilder]: For program point L537-2(lines 532 543) no Hoare annotation was computed. [2021-11-20 23:56:42,104 INFO L858 garLoopResultBuilder]: For program point assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 539) no Hoare annotation was computed. [2021-11-20 23:56:42,104 INFO L858 garLoopResultBuilder]: For program point L448(lines 448 473) no Hoare annotation was computed. [2021-11-20 23:56:42,104 INFO L858 garLoopResultBuilder]: For program point L283(lines 283 285) no Hoare annotation was computed. [2021-11-20 23:56:42,104 INFO L854 garLoopResultBuilder]: At program point L217(line 217) the Hoare annotation is: false [2021-11-20 23:56:42,104 INFO L858 garLoopResultBuilder]: For program point L217-1(line 217) no Hoare annotation was computed. [2021-11-20 23:56:42,104 INFO L854 garLoopResultBuilder]: At program point L333(lines 228 335) the Hoare annotation is: false [2021-11-20 23:56:42,105 INFO L858 garLoopResultBuilder]: For program point L300(line 300) no Hoare annotation was computed. [2021-11-20 23:56:42,105 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-20 23:56:42,105 INFO L858 garLoopResultBuilder]: For program point L218(lines 218 220) no Hoare annotation was computed. [2021-11-20 23:56:42,105 INFO L858 garLoopResultBuilder]: For program point L466(lines 466 473) no Hoare annotation was computed. [2021-11-20 23:56:42,105 INFO L858 garLoopResultBuilder]: For program point L301(lines 301 319) no Hoare annotation was computed. [2021-11-20 23:56:42,105 INFO L854 garLoopResultBuilder]: At program point L268(line 268) the Hoare annotation is: false [2021-11-20 23:56:42,105 INFO L854 garLoopResultBuilder]: At program point L301-1(lines 301 319) the Hoare annotation is: false [2021-11-20 23:56:42,106 INFO L858 garLoopResultBuilder]: For program point L268-1(line 268) no Hoare annotation was computed. [2021-11-20 23:56:42,106 INFO L854 garLoopResultBuilder]: At program point L302(line 302) the Hoare annotation is: false [2021-11-20 23:56:42,106 INFO L858 garLoopResultBuilder]: For program point L302-1(line 302) no Hoare annotation was computed. [2021-11-20 23:56:42,106 INFO L854 garLoopResultBuilder]: At program point L269-2(lines 269 271) the Hoare annotation is: false [2021-11-20 23:56:42,106 INFO L858 garLoopResultBuilder]: For program point L303(lines 303 318) no Hoare annotation was computed. [2021-11-20 23:56:42,106 INFO L854 garLoopResultBuilder]: At program point L171(line 171) the Hoare annotation is: false [2021-11-20 23:56:42,107 INFO L854 garLoopResultBuilder]: At program point L171-1(lines 161 175) the Hoare annotation is: false [2021-11-20 23:56:42,107 INFO L858 garLoopResultBuilder]: For program point L320(line 320) no Hoare annotation was computed. [2021-11-20 23:56:42,107 INFO L854 garLoopResultBuilder]: At program point L221(line 221) the Hoare annotation is: false [2021-11-20 23:56:42,107 INFO L858 garLoopResultBuilder]: For program point L221-1(line 221) no Hoare annotation was computed. [2021-11-20 23:56:42,107 INFO L858 garLoopResultBuilder]: For program point L469(lines 469 473) no Hoare annotation was computed. [2021-11-20 23:56:42,107 INFO L854 garLoopResultBuilder]: At program point L304(line 304) the Hoare annotation is: false [2021-11-20 23:56:42,107 INFO L858 garLoopResultBuilder]: For program point L304-1(line 304) no Hoare annotation was computed. [2021-11-20 23:56:42,108 INFO L858 garLoopResultBuilder]: For program point L321(lines 321 332) no Hoare annotation was computed. [2021-11-20 23:56:42,108 INFO L858 garLoopResultBuilder]: For program point L321-1(lines 321 332) no Hoare annotation was computed. [2021-11-20 23:56:42,108 INFO L858 garLoopResultBuilder]: For program point L305(lines 305 317) no Hoare annotation was computed. [2021-11-20 23:56:42,108 INFO L858 garLoopResultBuilder]: For program point L272(line 272) no Hoare annotation was computed. [2021-11-20 23:56:42,108 INFO L854 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: false [2021-11-20 23:56:42,108 INFO L858 garLoopResultBuilder]: For program point L322-1(line 322) no Hoare annotation was computed. [2021-11-20 23:56:42,109 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-20 23:56:42,109 INFO L854 garLoopResultBuilder]: At program point L306(line 306) the Hoare annotation is: false [2021-11-20 23:56:42,109 INFO L858 garLoopResultBuilder]: For program point L306-1(line 306) no Hoare annotation was computed. [2021-11-20 23:56:42,109 INFO L854 garLoopResultBuilder]: At program point L273-2(lines 273 275) the Hoare annotation is: false [2021-11-20 23:56:42,109 INFO L858 garLoopResultBuilder]: For program point L455(lines 455 473) no Hoare annotation was computed. [2021-11-20 23:56:42,109 INFO L858 garLoopResultBuilder]: For program point L323(lines 323 331) no Hoare annotation was computed. [2021-11-20 23:56:42,109 INFO L854 garLoopResultBuilder]: At program point L472(line 472) the Hoare annotation is: false [2021-11-20 23:56:42,110 INFO L858 garLoopResultBuilder]: For program point L472-1(lines 441 473) no Hoare annotation was computed. [2021-11-20 23:56:42,110 INFO L854 garLoopResultBuilder]: At program point L406(line 406) the Hoare annotation is: false [2021-11-20 23:56:42,110 INFO L854 garLoopResultBuilder]: At program point L406-1(lines 404 427) the Hoare annotation is: false [2021-11-20 23:56:42,110 INFO L858 garLoopResultBuilder]: For program point L307(lines 307 314) no Hoare annotation was computed. [2021-11-20 23:56:42,110 INFO L854 garLoopResultBuilder]: At program point L324(line 324) the Hoare annotation is: false [2021-11-20 23:56:42,110 INFO L858 garLoopResultBuilder]: For program point L324-1(line 324) no Hoare annotation was computed. [2021-11-20 23:56:42,111 INFO L854 garLoopResultBuilder]: At program point L225(lines 201 227) the Hoare annotation is: (= |ULTIMATE.start_init_#res#1| 0) [2021-11-20 23:56:42,111 INFO L854 garLoopResultBuilder]: At program point L308(line 308) the Hoare annotation is: false [2021-11-20 23:56:42,111 INFO L858 garLoopResultBuilder]: For program point L308-1(line 308) no Hoare annotation was computed. [2021-11-20 23:56:42,111 INFO L854 garLoopResultBuilder]: At program point L209(line 209) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (<= 0 (+ ~VALUE3~0 128)) (= (select |#length| 3) 12) (= ~g1v_old~0 0) (= ~g1v_new~0 0) (= |ULTIMATE.start_main_~c1~0#1| 0) (= ~g3v_old~0 0) (= 2 (select |#length| 1)) (= ~g2v~0 0) (= (select |#valid| 3) 1) (= ~g3v_new~0 0) (<= 0 (+ ~votedValue_History_1~0 128)) (<= ~votedValue_History_0~0 127) (<= ~votedValue_History_2~0 127) (<= 0 (+ ~votedValue_History_0~0 128)) (= (select |#valid| 1) 1) (= (+ ~nomsg~0 1) 0) (<= ~VALUE2~0 127) (<= 0 (+ ~VALUE2~0 128)) (= (select |#valid| 0) 0) (= ~g3v~0 0) (<= ~VALUE3~0 127) (= ~g2v_old~0 0) (= (select |#valid| 2) 1) (= ~g1v~0 0) (= |#NULL.offset| 0) (= (select .cse0 0) 48) (<= ~votedValue_History_1~0 127) (= (select .cse0 1) 0) (= 49 (select |#length| 2)) (<= 0 (+ ~votedValue_History_2~0 128)) (<= 0 (+ ~VALUE1~0 128)) (<= ~VALUE1~0 127) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~g2v_new~0 0))) [2021-11-20 23:56:42,111 INFO L858 garLoopResultBuilder]: For program point L209-1(line 209) no Hoare annotation was computed. [2021-11-20 23:56:42,111 INFO L858 garLoopResultBuilder]: For program point L325(lines 325 330) no Hoare annotation was computed. [2021-11-20 23:56:42,112 INFO L858 garLoopResultBuilder]: For program point L441(lines 441 473) no Hoare annotation was computed. [2021-11-20 23:56:42,112 INFO L854 garLoopResultBuilder]: At program point L375(line 375) the Hoare annotation is: false [2021-11-20 23:56:42,112 INFO L854 garLoopResultBuilder]: At program point L375-1(lines 373 396) the Hoare annotation is: false [2021-11-20 23:56:42,112 INFO L858 garLoopResultBuilder]: For program point L309(lines 309 311) no Hoare annotation was computed. [2021-11-20 23:56:42,112 INFO L858 garLoopResultBuilder]: For program point L276(line 276) no Hoare annotation was computed. [2021-11-20 23:56:42,112 INFO L858 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-11-20 23:56:42,113 INFO L854 garLoopResultBuilder]: At program point L326(line 326) the Hoare annotation is: false [2021-11-20 23:56:42,113 INFO L854 garLoopResultBuilder]: At program point L293(lines 280 296) the Hoare annotation is: false [2021-11-20 23:56:42,113 INFO L858 garLoopResultBuilder]: For program point L326-1(line 326) no Hoare annotation was computed. [2021-11-20 23:56:42,113 INFO L854 garLoopResultBuilder]: At program point L260-1(line 260) the Hoare annotation is: false [2021-11-20 23:56:42,113 INFO L858 garLoopResultBuilder]: For program point L277-2(lines 266 297) no Hoare annotation was computed. [2021-11-20 23:56:42,113 INFO L854 garLoopResultBuilder]: At program point L525(line 525) the Hoare annotation is: false [2021-11-20 23:56:42,113 INFO L858 garLoopResultBuilder]: For program point L525-1(line 525) no Hoare annotation was computed. [2021-11-20 23:56:42,114 INFO L858 garLoopResultBuilder]: For program point L327(lines 327 329) no Hoare annotation was computed. [2021-11-20 23:56:42,114 INFO L858 garLoopResultBuilder]: For program point L261(line 261) no Hoare annotation was computed. [2021-11-20 23:56:42,114 INFO L854 garLoopResultBuilder]: At program point L344(line 344) the Hoare annotation is: false [2021-11-20 23:56:42,114 INFO L854 garLoopResultBuilder]: At program point L344-1(lines 342 365) the Hoare annotation is: false [2021-11-20 23:56:42,114 INFO L858 garLoopResultBuilder]: For program point L262(lines 262 299) no Hoare annotation was computed. [2021-11-20 23:56:42,114 INFO L854 garLoopResultBuilder]: At program point L262-1(lines 262 299) the Hoare annotation is: false [2021-11-20 23:56:42,115 INFO L854 garLoopResultBuilder]: At program point L213(line 213) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (<= 0 (+ ~VALUE3~0 128)) (= (select |#length| 3) 12) (= ~g1v_old~0 0) (= ~g1v_new~0 0) (= |ULTIMATE.start_main_~c1~0#1| 0) (= ~g3v_old~0 0) (= 2 (select |#length| 1)) (= ~g2v~0 0) (= (select |#valid| 3) 1) (= ~g3v_new~0 0) (<= 0 (+ ~votedValue_History_1~0 128)) (<= ~votedValue_History_0~0 127) (<= ~votedValue_History_2~0 127) (<= 0 (+ ~votedValue_History_0~0 128)) (= |ULTIMATE.start_init_~tmp~1#1| 1) (= (select |#valid| 1) 1) (= (+ ~nomsg~0 1) 0) (<= ~VALUE2~0 127) (<= 0 (+ ~VALUE2~0 128)) (= (select |#valid| 0) 0) (= ~g3v~0 0) (<= ~VALUE3~0 127) (= ~g2v_old~0 0) (= (select |#valid| 2) 1) (= ~g1v~0 0) (= |#NULL.offset| 0) (= (select .cse0 0) 48) (<= ~votedValue_History_1~0 127) (= (select .cse0 1) 0) (= 49 (select |#length| 2)) (<= 0 (+ ~votedValue_History_2~0 128)) (<= 0 (+ ~VALUE1~0 128)) (<= ~VALUE1~0 127) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~g2v_new~0 0))) [2021-11-20 23:56:42,115 INFO L858 garLoopResultBuilder]: For program point L213-1(line 213) no Hoare annotation was computed. [2021-11-20 23:56:42,115 INFO L854 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2021-11-20 23:56:42,115 INFO L858 garLoopResultBuilder]: For program point L263-1(line 263) no Hoare annotation was computed. [2021-11-20 23:56:42,115 INFO L858 garLoopResultBuilder]: For program point L214(lines 214 216) no Hoare annotation was computed. [2021-11-20 23:56:42,115 INFO L858 garLoopResultBuilder]: For program point L264(lines 264 298) no Hoare annotation was computed. [2021-11-20 23:56:42,116 INFO L854 garLoopResultBuilder]: At program point L512-2(lines 512 528) the Hoare annotation is: false [2021-11-20 23:56:42,116 INFO L858 garLoopResultBuilder]: For program point L281(lines 281 291) no Hoare annotation was computed. [2021-11-20 23:56:42,116 INFO L858 garLoopResultBuilder]: For program point L463(lines 463 473) no Hoare annotation was computed. [2021-11-20 23:56:42,116 INFO L854 garLoopResultBuilder]: At program point L265(line 265) the Hoare annotation is: false [2021-11-20 23:56:42,116 INFO L858 garLoopResultBuilder]: For program point L265-1(line 265) no Hoare annotation was computed. [2021-11-20 23:56:42,116 INFO L858 garLoopResultBuilder]: For program point L166(lines 166 172) no Hoare annotation was computed. [2021-11-20 23:56:42,116 INFO L858 garLoopResultBuilder]: For program point L282(lines 282 288) no Hoare annotation was computed. [2021-11-20 23:56:42,117 INFO L858 garLoopResultBuilder]: For program point L266(lines 266 297) no Hoare annotation was computed. [2021-11-20 23:56:42,117 INFO L854 garLoopResultBuilder]: At program point L85(line 85) the Hoare annotation is: (let ((.cse34 (select |#memory_int| 1))) (let ((.cse0 (not (<= ~votedValue_History_0~0 127))) (.cse1 (not (= ~g3v_old~0 0))) (.cse2 (not (= ~g3v_new~0 0))) (.cse3 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse4 (not (= ~g1v_new~0 0))) (.cse5 (not (= (select .cse34 0) 48))) (.cse6 (not (= |#NULL.offset| 0))) (.cse7 (not (= ~g2v~0 0))) (.cse8 (not (<= ~VALUE1~0 127))) (.cse9 (not (= 2 (select |#length| 1)))) (.cse10 (not (= ~g2v_new~0 0))) (.cse11 (not (< 0 |#StackHeapBarrier|))) (.cse12 (not (= (select |#valid| 3) 1))) (.cse13 (not (= ~g1v_old~0 0))) (.cse14 (not (= (select |#length| 3) 12))) (.cse15 (not (= (select |#valid| 0) 0))) (.cse16 (not (= (select .cse34 1) 0))) (.cse17 (not (= 49 (select |#length| 2)))) (.cse18 (not (= ~g3v~0 0))) (.cse19 (not (= (select |#valid| 1) 1))) (.cse20 (not (<= ~votedValue_History_2~0 127))) (.cse21 (not (= ~g2v_old~0 0))) (.cse22 (not (= |#NULL.base| 0))) (.cse23 (not (= (+ ~nomsg~0 1) 0))) (.cse24 (not (<= ~votedValue_History_1~0 127))) (.cse25 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse26 (not (<= ~VALUE3~0 127))) (.cse27 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse28 (not (= (select |#valid| 2) 1))) (.cse29 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse30 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse31 (not (= ~g1v~0 0))) (.cse32 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse33 (not (<= ~VALUE2~0 127)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (not (= |add_history_type_#in~history_id| 1)) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |add_history_type_#in~history_id| 0)) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33)))) [2021-11-20 23:56:42,117 INFO L858 garLoopResultBuilder]: For program point L85-1(line 85) no Hoare annotation was computed. [2021-11-20 23:56:42,118 INFO L854 garLoopResultBuilder]: At program point L73(line 73) the Hoare annotation is: (or (let ((.cse0 (+ 2 add_history_type_~ini_int~0))) (and (<= 0 add_history_type_~ini_bool~0) (< add_history_type_~var~0 3) (<= 0 add_history_type_~var~0) (= add_history_type_~history_id 0) (<= 0 .cse0) (<= .cse0 0) (<= add_history_type_~ini_bool~0 0))) (let ((.cse35 (select |#memory_int| 1))) (let ((.cse1 (not (<= ~votedValue_History_0~0 127))) (.cse2 (not (= ~g3v_old~0 0))) (.cse3 (not (= ~g3v_new~0 0))) (.cse4 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse5 (not (= ~g1v_new~0 0))) (.cse6 (not (= (select .cse35 0) 48))) (.cse7 (not (= |#NULL.offset| 0))) (.cse8 (not (= ~g2v~0 0))) (.cse9 (not (<= ~VALUE1~0 127))) (.cse10 (not (= 2 (select |#length| 1)))) (.cse11 (not (= ~g2v_new~0 0))) (.cse12 (not (< 0 |#StackHeapBarrier|))) (.cse13 (not (= (select |#valid| 3) 1))) (.cse14 (not (= ~g1v_old~0 0))) (.cse15 (not (= (select |#length| 3) 12))) (.cse16 (not (= (select |#valid| 0) 0))) (.cse17 (not (= (select .cse35 1) 0))) (.cse18 (not (= 49 (select |#length| 2)))) (.cse19 (not (= ~g3v~0 0))) (.cse20 (not (= (select |#valid| 1) 1))) (.cse21 (not (<= ~votedValue_History_2~0 127))) (.cse22 (not (= ~g2v_old~0 0))) (.cse23 (not (= |#NULL.base| 0))) (.cse24 (not (= (+ ~nomsg~0 1) 0))) (.cse25 (not (<= ~votedValue_History_1~0 127))) (.cse26 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse27 (not (<= ~VALUE3~0 127))) (.cse28 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse29 (not (= (select |#valid| 2) 1))) (.cse30 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse31 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse32 (not (= ~g1v~0 0))) (.cse33 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse34 (not (<= ~VALUE2~0 127)))) (and (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (not (= |add_history_type_#in~history_id| 1)) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34) (or .cse1 .cse2 .cse3 .cse4 .cse5 (not (= |add_history_type_#in~history_id| 0)) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34))))) [2021-11-20 23:56:42,118 INFO L858 garLoopResultBuilder]: For program point L73-1(line 73) no Hoare annotation was computed. [2021-11-20 23:56:42,118 INFO L858 garLoopResultBuilder]: For program point L90(lines 90 95) no Hoare annotation was computed. [2021-11-20 23:56:42,118 INFO L858 garLoopResultBuilder]: For program point L90-2(lines 72 95) no Hoare annotation was computed. [2021-11-20 23:56:42,118 INFO L858 garLoopResultBuilder]: For program point L86(lines 86 88) no Hoare annotation was computed. [2021-11-20 23:56:42,118 INFO L858 garLoopResultBuilder]: For program point L78(lines 78 95) no Hoare annotation was computed. [2021-11-20 23:56:42,118 INFO L858 garLoopResultBuilder]: For program point L74(lines 74 76) no Hoare annotation was computed. [2021-11-20 23:56:42,119 INFO L854 garLoopResultBuilder]: At program point L91(line 91) the Hoare annotation is: (let ((.cse34 (select |#memory_int| 1))) (let ((.cse0 (not (<= ~votedValue_History_0~0 127))) (.cse1 (not (= ~g3v_old~0 0))) (.cse2 (not (= ~g3v_new~0 0))) (.cse3 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse4 (not (= ~g1v_new~0 0))) (.cse5 (not (= (select .cse34 0) 48))) (.cse6 (not (= |#NULL.offset| 0))) (.cse7 (not (= ~g2v~0 0))) (.cse8 (not (<= ~VALUE1~0 127))) (.cse9 (not (= 2 (select |#length| 1)))) (.cse10 (not (= ~g2v_new~0 0))) (.cse11 (not (< 0 |#StackHeapBarrier|))) (.cse12 (not (= (select |#valid| 3) 1))) (.cse13 (not (= ~g1v_old~0 0))) (.cse14 (not (= (select |#length| 3) 12))) (.cse15 (not (= (select |#valid| 0) 0))) (.cse16 (not (= (select .cse34 1) 0))) (.cse17 (not (= 49 (select |#length| 2)))) (.cse18 (not (= ~g3v~0 0))) (.cse19 (not (= (select |#valid| 1) 1))) (.cse20 (not (<= ~votedValue_History_2~0 127))) (.cse21 (not (= ~g2v_old~0 0))) (.cse22 (not (= |#NULL.base| 0))) (.cse23 (not (= (+ ~nomsg~0 1) 0))) (.cse24 (not (<= ~votedValue_History_1~0 127))) (.cse25 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse26 (not (<= ~VALUE3~0 127))) (.cse27 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse28 (not (= (select |#valid| 2) 1))) (.cse29 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse30 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse31 (not (= ~g1v~0 0))) (.cse32 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse33 (not (<= ~VALUE2~0 127)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (not (= |add_history_type_#in~history_id| 1)) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= |add_history_type_#in~history_id| 0)) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33)))) [2021-11-20 23:56:42,119 INFO L858 garLoopResultBuilder]: For program point L91-1(line 91) no Hoare annotation was computed. [2021-11-20 23:56:42,119 INFO L858 garLoopResultBuilder]: For program point add_history_typeEXIT(lines 57 100) no Hoare annotation was computed. [2021-11-20 23:56:42,119 INFO L854 garLoopResultBuilder]: At program point L79(line 79) the Hoare annotation is: (let ((.cse0 (not (= |add_history_type_#in~history_id| 0)))) (let ((.cse1 (let ((.cse37 (select |#memory_int| 1))) (let ((.cse3 (not (<= ~votedValue_History_0~0 127))) (.cse4 (not (= ~g3v_old~0 0))) (.cse5 (not (= ~g3v_new~0 0))) (.cse6 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse7 (not (= ~g1v_new~0 0))) (.cse8 (not (= (select .cse37 0) 48))) (.cse9 (not (= |#NULL.offset| 0))) (.cse10 (not (= ~g2v~0 0))) (.cse11 (not (<= ~VALUE1~0 127))) (.cse12 (not (= 2 (select |#length| 1)))) (.cse13 (not (= ~g2v_new~0 0))) (.cse14 (not (< 0 |#StackHeapBarrier|))) (.cse15 (not (= (select |#valid| 3) 1))) (.cse16 (not (= ~g1v_old~0 0))) (.cse17 (not (= (select |#length| 3) 12))) (.cse18 (not (= (select |#valid| 0) 0))) (.cse19 (not (= (select .cse37 1) 0))) (.cse20 (not (= 49 (select |#length| 2)))) (.cse21 (not (= ~g3v~0 0))) (.cse22 (not (= (select |#valid| 1) 1))) (.cse23 (not (<= ~votedValue_History_2~0 127))) (.cse24 (not (= ~g2v_old~0 0))) (.cse25 (not (= |#NULL.base| 0))) (.cse26 (not (= (+ ~nomsg~0 1) 0))) (.cse27 (not (<= ~votedValue_History_1~0 127))) (.cse28 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse29 (not (<= ~VALUE3~0 127))) (.cse30 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse31 (not (= (select |#valid| 2) 1))) (.cse32 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse33 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse34 (not (= ~g1v~0 0))) (.cse35 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse36 (not (<= ~VALUE2~0 127)))) (and (or .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 (not (= |add_history_type_#in~history_id| 1)) .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36) (or .cse3 .cse4 .cse5 .cse6 .cse7 .cse0 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36)))))) (and (or .cse0 .cse1) (or (let ((.cse2 (+ 2 add_history_type_~ini_int~0))) (and (< add_history_type_~var~0 3) (<= 0 add_history_type_~var~0) (= add_history_type_~ini_bool~0 0) (not (= add_history_type_~history_id 0)) (<= 0 .cse2) (<= .cse2 0) (<= 0 add_history_type_~history_id) (<= add_history_type_~history_id 1))) .cse1)))) [2021-11-20 23:56:42,120 INFO L858 garLoopResultBuilder]: For program point L79-1(line 79) no Hoare annotation was computed. [2021-11-20 23:56:42,120 INFO L854 garLoopResultBuilder]: At program point L71-2(lines 71 97) the Hoare annotation is: (let ((.cse0 (not (= |add_history_type_#in~history_id| 0)))) (let ((.cse2 (let ((.cse38 (select |#memory_int| 1))) (let ((.cse4 (not (<= ~votedValue_History_0~0 127))) (.cse5 (not (= ~g3v_old~0 0))) (.cse6 (not (= ~g3v_new~0 0))) (.cse7 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse8 (not (= ~g1v_new~0 0))) (.cse9 (not (= (select .cse38 0) 48))) (.cse10 (not (= |#NULL.offset| 0))) (.cse11 (not (= ~g2v~0 0))) (.cse12 (not (<= ~VALUE1~0 127))) (.cse13 (not (= 2 (select |#length| 1)))) (.cse14 (not (= ~g2v_new~0 0))) (.cse15 (not (< 0 |#StackHeapBarrier|))) (.cse16 (not (= (select |#valid| 3) 1))) (.cse17 (not (= ~g1v_old~0 0))) (.cse18 (not (= (select |#length| 3) 12))) (.cse19 (not (= (select |#valid| 0) 0))) (.cse20 (not (= (select .cse38 1) 0))) (.cse21 (not (= 49 (select |#length| 2)))) (.cse22 (not (= ~g3v~0 0))) (.cse23 (not (= (select |#valid| 1) 1))) (.cse24 (not (<= ~votedValue_History_2~0 127))) (.cse25 (not (= ~g2v_old~0 0))) (.cse26 (not (= |#NULL.base| 0))) (.cse27 (not (= (+ ~nomsg~0 1) 0))) (.cse28 (not (<= ~votedValue_History_1~0 127))) (.cse29 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse30 (not (<= ~VALUE3~0 127))) (.cse31 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse32 (not (= (select |#valid| 2) 1))) (.cse33 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse34 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse35 (not (= ~g1v~0 0))) (.cse36 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse37 (not (<= ~VALUE2~0 127)))) (and (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 (not (= |add_history_type_#in~history_id| 1)) .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37) (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse0 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37)))))) (and (let ((.cse1 (= add_history_type_~history_id 0))) (or .cse0 (and (= add_history_type_~tmp~0 (mod add_history_type_~ini_bool~0 256)) .cse1) (and (= add_history_type_~var~0 0) .cse1) .cse2)) (or (let ((.cse3 (+ 2 add_history_type_~ini_int~0))) (and (<= 0 add_history_type_~var~0) (= add_history_type_~ini_bool~0 0) (<= 0 .cse3) (<= .cse3 0) (<= 0 add_history_type_~history_id) (<= add_history_type_~history_id 1))) .cse2)))) [2021-11-20 23:56:42,120 INFO L858 garLoopResultBuilder]: For program point L92(lines 92 94) no Hoare annotation was computed. [2021-11-20 23:56:42,120 INFO L858 garLoopResultBuilder]: For program point L84(lines 84 95) no Hoare annotation was computed. [2021-11-20 23:56:42,121 INFO L858 garLoopResultBuilder]: For program point L80(lines 80 82) no Hoare annotation was computed. [2021-11-20 23:56:42,121 INFO L861 garLoopResultBuilder]: At program point add_history_typeENTRY(lines 57 100) the Hoare annotation is: true [2021-11-20 23:56:42,121 INFO L858 garLoopResultBuilder]: For program point L72(lines 72 95) no Hoare annotation was computed. [2021-11-20 23:56:42,121 INFO L858 garLoopResultBuilder]: For program point add_history_typeFINAL(lines 57 100) no Hoare annotation was computed. [2021-11-20 23:56:42,121 INFO L858 garLoopResultBuilder]: For program point L191(lines 191 197) no Hoare annotation was computed. [2021-11-20 23:56:42,121 INFO L858 garLoopResultBuilder]: For program point L186(lines 186 197) no Hoare annotation was computed. [2021-11-20 23:56:42,121 INFO L858 garLoopResultBuilder]: For program point write_history_boolEXIT(lines 176 200) no Hoare annotation was computed. [2021-11-20 23:56:42,122 INFO L858 garLoopResultBuilder]: For program point L181(lines 181 197) no Hoare annotation was computed. [2021-11-20 23:56:42,122 INFO L861 garLoopResultBuilder]: At program point write_history_boolENTRY(lines 176 200) the Hoare annotation is: true [2021-11-20 23:56:42,122 INFO L861 garLoopResultBuilder]: At program point L196(line 196) the Hoare annotation is: true [2021-11-20 23:56:42,122 INFO L858 garLoopResultBuilder]: For program point L196-1(lines 176 200) no Hoare annotation was computed. [2021-11-20 23:56:42,126 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2021-11-20 23:56:42,127 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 23:56:42,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:56:42 BoogieIcfgContainer [2021-11-20 23:56:42,167 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 23:56:42,168 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 23:56:42,168 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 23:56:42,168 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 23:56:42,169 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:55:36" (3/4) ... [2021-11-20 23:56:42,172 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-20 23:56:42,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_history_int8 [2021-11-20 23:56:42,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_history_bool [2021-11-20 23:56:42,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert [2021-11-20 23:56:42,180 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_history_type [2021-11-20 23:56:42,180 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_history_bool [2021-11-20 23:56:42,200 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2021-11-20 23:56:42,203 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2021-11-20 23:56:42,205 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-20 23:56:42,207 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-20 23:56:42,239 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == 0 [2021-11-20 23:56:42,240 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(\old(history_id) == 0) || (tmp == ini_bool % 256 && history_id == 0)) || (var == 0 && history_id == 0)) || (((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(\old(history_id) == 1)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(49 == unknown-#length-unknown[2])) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)) && ((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(\old(history_id) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(49 == unknown-#length-unknown[2])) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)))) && ((((((0 <= var && ini_bool == 0) && 0 <= 2 + ini_int) && 2 + ini_int <= 0) && 0 <= history_id) && history_id <= 1) || (((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(\old(history_id) == 1)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(49 == unknown-#length-unknown[2])) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)) && ((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(\old(history_id) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(49 == unknown-#length-unknown[2])) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)))) [2021-11-20 23:56:42,363 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/witness.graphml [2021-11-20 23:56:42,363 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 23:56:42,364 INFO L158 Benchmark]: Toolchain (without parser) took 67542.48ms. Allocated memory was 94.4MB in the beginning and 293.6MB in the end (delta: 199.2MB). Free memory was 58.1MB in the beginning and 133.2MB in the end (delta: -75.2MB). Peak memory consumption was 124.7MB. Max. memory is 16.1GB. [2021-11-20 23:56:42,364 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory was 66.9MB in the beginning and 66.9MB in the end (delta: 27.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:56:42,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 514.45ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 57.9MB in the beginning and 83.0MB in the end (delta: -25.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 23:56:42,366 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.37ms. Allocated memory is still 113.2MB. Free memory was 83.0MB in the beginning and 79.8MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 23:56:42,367 INFO L158 Benchmark]: Boogie Preprocessor took 86.09ms. Allocated memory is still 113.2MB. Free memory was 79.7MB in the beginning and 77.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 23:56:42,367 INFO L158 Benchmark]: RCFGBuilder took 1139.74ms. Allocated memory is still 113.2MB. Free memory was 77.7MB in the beginning and 82.2MB in the end (delta: -4.5MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. [2021-11-20 23:56:42,368 INFO L158 Benchmark]: TraceAbstraction took 65531.62ms. Allocated memory was 113.2MB in the beginning and 293.6MB in the end (delta: 180.4MB). Free memory was 82.2MB in the beginning and 144.8MB in the end (delta: -62.5MB). Peak memory consumption was 175.9MB. Max. memory is 16.1GB. [2021-11-20 23:56:42,368 INFO L158 Benchmark]: Witness Printer took 195.81ms. Allocated memory is still 293.6MB. Free memory was 144.8MB in the beginning and 133.2MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-20 23:56:42,371 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory was 66.9MB in the beginning and 66.9MB in the end (delta: 27.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 514.45ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 57.9MB in the beginning and 83.0MB in the end (delta: -25.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.37ms. Allocated memory is still 113.2MB. Free memory was 83.0MB in the beginning and 79.8MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.09ms. Allocated memory is still 113.2MB. Free memory was 79.7MB in the beginning and 77.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1139.74ms. Allocated memory is still 113.2MB. Free memory was 77.7MB in the beginning and 82.2MB in the end (delta: -4.5MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. * TraceAbstraction took 65531.62ms. Allocated memory was 113.2MB in the beginning and 293.6MB in the end (delta: 180.4MB). Free memory was 82.2MB in the beginning and 144.8MB in the end (delta: -62.5MB). Peak memory consumption was 175.9MB. Max. memory is 16.1GB. * Witness Printer took 195.81ms. Allocated memory is still 293.6MB. Free memory was 144.8MB in the beginning and 133.2MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * 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: 539]: 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 6 procedures, 131 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 65.4s, OverallIterations: 7, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 15.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 189 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 176 mSDsluCounter, 4118 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3207 mSDsCounter, 54 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1502 IncrementalHoareTripleChecker+Invalid, 1556 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 54 mSolverCounterUnsat, 1087 mSDtfsCounter, 1502 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 290 GetRequests, 209 SyntacticMatches, 6 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 613 ImplicationChecksByTransitivity, 20.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=168occurred in iteration=6, InterpolantAutomatonStates: 65, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 38 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 493 PreInvPairs, 505 NumberOfFragments, 3269 HoareAnnotationTreeSize, 493 FomulaSimplifications, 85 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 46 FomulaSimplificationsInter, 7255 FormulaSimplificationTreeSizeReductionInter, 3.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 267 NumberOfCodeBlocks, 267 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 337 ConstructedInterpolants, 0 QuantifiedInterpolants, 443 SizeOfPredicates, 0 NumberOfNonLiveVariables, 336 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 85/101 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: OVERALL_TIME: 36.3s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 75, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 134, TOOLS_POST_TIME: 22.7s, TOOLS_POST_CALL_APPLICATIONS: 52, TOOLS_POST_CALL_TIME: 6.4s, TOOLS_POST_RETURN_APPLICATIONS: 44, TOOLS_POST_RETURN_TIME: 6.1s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 230, TOOLS_QUANTIFIERELIM_TIME: 35.2s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.9s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 274, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 49, DOMAIN_JOIN_TIME: 0.7s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME: 0.1s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 12, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 75, DOMAIN_ISBOTTOM_TIME: 0.1s, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME: 16.2s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 16.2s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 12, CALL_SUMMARIZER_APPLICATIONS: 44, CALL_SUMMARIZER_CACHE_MISSES: 4, CALL_SUMMARIZER_OVERALL_TIME: 2.5s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 2.5s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 713, DAG_COMPRESSION_RETAINED_NODES: 167, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: \result == 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: (((!(\old(history_id) == 0) || (tmp == ini_bool % 256 && history_id == 0)) || (var == 0 && history_id == 0)) || (((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(\old(history_id) == 1)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(49 == unknown-#length-unknown[2])) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)) && ((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(\old(history_id) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(49 == unknown-#length-unknown[2])) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)))) && ((((((0 <= var && ini_bool == 0) && 0 <= 2 + ini_int) && 2 + ini_int <= 0) && 0 <= history_id) && history_id <= 1) || (((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(\old(history_id) == 1)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(49 == unknown-#length-unknown[2])) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)) && ((((((((((((((((((((((((((((((((((!(votedValue_History_0 <= 127) || !(g3v_\old == 0)) || !(g3v_new == 0)) || !(0 <= votedValue_History_1 + 128)) || !(g1v_new == 0)) || !(\old(history_id) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(g2v == 0)) || !(VALUE1 <= 127)) || !(2 == unknown-#length-unknown[1])) || !(g2v_new == 0)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(g1v_\old == 0)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(49 == unknown-#length-unknown[2])) || !(g3v == 0)) || !(\valid[1] == 1)) || !(votedValue_History_2 <= 127)) || !(g2v_\old == 0)) || !(#NULL == 0)) || !(nomsg + 1 == 0)) || !(votedValue_History_1 <= 127)) || !(0 <= votedValue_History_0 + 128)) || !(VALUE3 <= 127)) || !(0 <= votedValue_History_2 + 128)) || !(\valid[2] == 1)) || !(0 <= VALUE3 + 128)) || !(0 <= VALUE2 + 128)) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)))) - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 342]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-20 23:56:42,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e6c5c8d-c248-4c26-b41b-c36f6f324d08/bin/utaipan-TEXQjIfE4P/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