./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 b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/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_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 00:27:09,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:27:09,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:27:09,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:27:09,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:27:09,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:27:09,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:27:09,710 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:27:09,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:27:09,719 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:27:09,720 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:27:09,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:27:09,723 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:27:09,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:27:09,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:27:09,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:27:09,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:27:09,735 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:27:09,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:27:09,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:27:09,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:27:09,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:27:09,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:27:09,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:27:09,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:27:09,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:27:09,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:27:09,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:27:09,755 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:27:09,756 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:27:09,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:27:09,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:27:09,758 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:27:09,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:27:09,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:27:09,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:27:09,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:27:09,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:27:09,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:27:09,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:27:09,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:27:09,766 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-22 00:27:09,806 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:27:09,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:27:09,808 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:27:09,808 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:27:09,809 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:27:09,810 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:27:09,810 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:27:09,810 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:27:09,810 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:27:09,811 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:27:09,812 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:27:09,812 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:27:09,812 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:27:09,813 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:27:09,813 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:27:09,813 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:27:09,813 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:27:09,814 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:27:09,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:27:09,815 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 00:27:09,815 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:27:09,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 00:27:09,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:27:09,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:27:09,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:27:09,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:27:09,817 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 00:27:09,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:27:09,817 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:27:09,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:27:09,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:27:09,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:27:09,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:27:09,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:27:09,819 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:27:09,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:27:09,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:27:09,820 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:27:09,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:27:09,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:27:09,821 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:27:09,821 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35b23af90f01e46e9f818578c532dc01a817e343291a24c8592db5f0da05a3c7 [2022-11-22 00:27:10,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:27:10,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:27:10,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:27:10,155 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:27:10,156 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:27:10,157 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c [2022-11-22 00:27:13,372 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:27:13,693 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:27:13,694 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c [2022-11-22 00:27:13,704 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/data/b49acbe21/ce80c610efbb4caf8efc6856a3d2c437/FLAG1e4f53dfe [2022-11-22 00:27:13,723 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/data/b49acbe21/ce80c610efbb4caf8efc6856a3d2c437 [2022-11-22 00:27:13,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:27:13,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:27:13,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:27:13,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:27:13,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:27:13,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:27:13" (1/1) ... [2022-11-22 00:27:13,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44322b64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:27:13, skipping insertion in model container [2022-11-22 00:27:13,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:27:13" (1/1) ... [2022-11-22 00:27:13,750 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:27:13,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:27:14,008 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c[12042,12055] [2022-11-22 00:27:14,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:27:14,024 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 00:27:14,081 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c[12042,12055] [2022-11-22 00:27:14,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:27:14,097 INFO L208 MainTranslator]: Completed translation [2022-11-22 00:27:14,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:27:14 WrapperNode [2022-11-22 00:27:14,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:27:14,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 00:27:14,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 00:27:14,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 00:27:14,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:27:14" (1/1) ... [2022-11-22 00:27:14,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:27:14" (1/1) ... [2022-11-22 00:27:14,158 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 391 [2022-11-22 00:27:14,158 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 00:27:14,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 00:27:14,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 00:27:14,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 00:27:14,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:27:14" (1/1) ... [2022-11-22 00:27:14,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:27:14" (1/1) ... [2022-11-22 00:27:14,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:27:14" (1/1) ... [2022-11-22 00:27:14,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:27:14" (1/1) ... [2022-11-22 00:27:14,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:27:14" (1/1) ... [2022-11-22 00:27:14,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:27:14" (1/1) ... [2022-11-22 00:27:14,192 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:27:14" (1/1) ... [2022-11-22 00:27:14,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:27:14" (1/1) ... [2022-11-22 00:27:14,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 00:27:14,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 00:27:14,199 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 00:27:14,200 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 00:27:14,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:27:14" (1/1) ... [2022-11-22 00:27:14,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:27:14,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:27:14,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 00:27:14,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 00:27:14,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 00:27:14,330 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_bool [2022-11-22 00:27:14,330 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_bool [2022-11-22 00:27:14,330 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-11-22 00:27:14,330 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-11-22 00:27:14,330 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_int8 [2022-11-22 00:27:14,330 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_int8 [2022-11-22 00:27:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_bool [2022-11-22 00:27:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_bool [2022-11-22 00:27:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure add_history_type [2022-11-22 00:27:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure add_history_type [2022-11-22 00:27:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 00:27:14,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 00:27:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 00:27:14,462 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 00:27:14,480 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 00:27:15,195 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 00:27:15,423 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 00:27:15,423 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-22 00:27:15,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:27:15 BoogieIcfgContainer [2022-11-22 00:27:15,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 00:27:15,429 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 00:27:15,429 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 00:27:15,432 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 00:27:15,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:27:13" (1/3) ... [2022-11-22 00:27:15,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12986ba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:27:15, skipping insertion in model container [2022-11-22 00:27:15,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:27:14" (2/3) ... [2022-11-22 00:27:15,434 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12986ba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:27:15, skipping insertion in model container [2022-11-22 00:27:15,434 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:27:15" (3/3) ... [2022-11-22 00:27:15,436 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_STARTPALS_Triplicated.ufo.BOUNDED-10.pals.c [2022-11-22 00:27:15,455 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 00:27:15,455 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 00:27:15,515 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 00:27:15,522 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@ac1f3de, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 00:27:15,523 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 00:27:15,527 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) [2022-11-22 00:27:15,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-22 00:27:15,536 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:27:15,537 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:27:15,537 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:27:15,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:27:15,542 INFO L85 PathProgramCache]: Analyzing trace with hash -453199421, now seen corresponding path program 1 times [2022-11-22 00:27:15,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:27:15,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023711744] [2022-11-22 00:27:15,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:27:15,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:27:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:27:15,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:27:15,845 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:27:15,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023711744] [2022-11-22 00:27:15,852 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023711744] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:27:15,853 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:27:15,853 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:27:15,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091866396] [2022-11-22 00:27:15,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:27:15,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:27:15,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:27:15,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:27:15,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:27:15,913 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) [2022-11-22 00:27:16,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:27:16,114 INFO L93 Difference]: Finished difference Result 266 states and 444 transitions. [2022-11-22 00:27:16,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 00:27:16,117 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 [2022-11-22 00:27:16,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:27:16,127 INFO L225 Difference]: With dead ends: 266 [2022-11-22 00:27:16,128 INFO L226 Difference]: Without dead ends: 136 [2022-11-22 00:27:16,132 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 00:27:16,136 INFO L413 NwaCegarLoop]: 178 mSDtfsCounter, 6 mSDsluCounter, 344 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 [2022-11-22 00:27:16,137 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 522 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 00:27:16,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2022-11-22 00:27:16,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 134. [2022-11-22 00:27:16,189 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) [2022-11-22 00:27:16,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 203 transitions. [2022-11-22 00:27:16,211 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 203 transitions. Word has length 14 [2022-11-22 00:27:16,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:27:16,213 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 203 transitions. [2022-11-22 00:27:16,214 INFO L496 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) [2022-11-22 00:27:16,214 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 203 transitions. [2022-11-22 00:27:16,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-22 00:27:16,217 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:27:16,217 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:27:16,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 00:27:16,218 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:27:16,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:27:16,220 INFO L85 PathProgramCache]: Analyzing trace with hash -615369273, now seen corresponding path program 1 times [2022-11-22 00:27:16,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:27:16,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505175934] [2022-11-22 00:27:16,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:27:16,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:27:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:27:16,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:27:16,300 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:27:16,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505175934] [2022-11-22 00:27:16,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505175934] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:27:16,301 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:27:16,301 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:27:16,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811045955] [2022-11-22 00:27:16,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:27:16,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:27:16,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:27:16,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:27:16,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:27:16,304 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) [2022-11-22 00:27:16,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:27:16,454 INFO L93 Difference]: Finished difference Result 280 states and 428 transitions. [2022-11-22 00:27:16,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 00:27:16,455 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 [2022-11-22 00:27:16,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:27:16,457 INFO L225 Difference]: With dead ends: 280 [2022-11-22 00:27:16,457 INFO L226 Difference]: Without dead ends: 148 [2022-11-22 00:27:16,459 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 00:27:16,461 INFO L413 NwaCegarLoop]: 182 mSDtfsCounter, 22 mSDsluCounter, 351 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 [2022-11-22 00:27:16,461 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 533 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 00:27:16,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2022-11-22 00:27:16,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 146. [2022-11-22 00:27:16,484 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) [2022-11-22 00:27:16,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 218 transitions. [2022-11-22 00:27:16,487 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 218 transitions. Word has length 15 [2022-11-22 00:27:16,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:27:16,487 INFO L495 AbstractCegarLoop]: Abstraction has 146 states and 218 transitions. [2022-11-22 00:27:16,487 INFO L496 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) [2022-11-22 00:27:16,488 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 218 transitions. [2022-11-22 00:27:16,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-22 00:27:16,489 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:27:16,489 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:27:16,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 00:27:16,490 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:27:16,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:27:16,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1733108027, now seen corresponding path program 1 times [2022-11-22 00:27:16,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:27:16,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294237965] [2022-11-22 00:27:16,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:27:16,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:27:16,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:27:16,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:27:16,635 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:27:16,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294237965] [2022-11-22 00:27:16,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294237965] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:27:16,638 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:27:16,638 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:27:16,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399326454] [2022-11-22 00:27:16,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:27:16,639 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:27:16,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:27:16,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:27:16,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:27:16,642 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) [2022-11-22 00:27:16,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:27:16,761 INFO L93 Difference]: Finished difference Result 312 states and 474 transitions. [2022-11-22 00:27:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:27:16,762 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 [2022-11-22 00:27:16,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:27:16,767 INFO L225 Difference]: With dead ends: 312 [2022-11-22 00:27:16,771 INFO L226 Difference]: Without dead ends: 175 [2022-11-22 00:27:16,772 INFO L412 NwaCegarLoop]: 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 [2022-11-22 00:27:16,776 INFO L413 NwaCegarLoop]: 185 mSDtfsCounter, 22 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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 [2022-11-22 00:27:16,779 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 365 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 00:27:16,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2022-11-22 00:27:16,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 148. [2022-11-22 00:27:16,814 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) [2022-11-22 00:27:16,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 220 transitions. [2022-11-22 00:27:16,820 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 220 transitions. Word has length 19 [2022-11-22 00:27:16,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:27:16,820 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 220 transitions. [2022-11-22 00:27:16,820 INFO L496 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) [2022-11-22 00:27:16,821 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 220 transitions. [2022-11-22 00:27:16,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-22 00:27:16,824 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:27:16,824 INFO L195 NwaCegarLoop]: 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] [2022-11-22 00:27:16,824 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 00:27:16,824 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:27:16,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:27:16,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1609192685, now seen corresponding path program 1 times [2022-11-22 00:27:16,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:27:16,826 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126449195] [2022-11-22 00:27:16,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:27:16,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:27:16,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:27:16,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:27:16,967 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:27:16,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126449195] [2022-11-22 00:27:16,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126449195] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:27:16,968 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:27:16,968 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:27:16,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40555397] [2022-11-22 00:27:16,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:27:16,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:27:16,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:27:16,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:27:16,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:27:16,970 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) [2022-11-22 00:27:17,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:27:17,035 INFO L93 Difference]: Finished difference Result 249 states and 371 transitions. [2022-11-22 00:27:17,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:27:17,036 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 [2022-11-22 00:27:17,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:27:17,039 INFO L225 Difference]: With dead ends: 249 [2022-11-22 00:27:17,039 INFO L226 Difference]: Without dead ends: 148 [2022-11-22 00:27:17,040 INFO L412 NwaCegarLoop]: 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 [2022-11-22 00:27:17,050 INFO L413 NwaCegarLoop]: 182 mSDtfsCounter, 0 mSDsluCounter, 179 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 [2022-11-22 00:27:17,051 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 361 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 00:27:17,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2022-11-22 00:27:17,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2022-11-22 00:27:17,074 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) [2022-11-22 00:27:17,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 217 transitions. [2022-11-22 00:27:17,078 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 217 transitions. Word has length 27 [2022-11-22 00:27:17,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:27:17,079 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 217 transitions. [2022-11-22 00:27:17,079 INFO L496 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) [2022-11-22 00:27:17,079 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions. [2022-11-22 00:27:17,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-22 00:27:17,084 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:27:17,085 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-22 00:27:17,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 00:27:17,085 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:27:17,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:27:17,086 INFO L85 PathProgramCache]: Analyzing trace with hash -397955992, now seen corresponding path program 1 times [2022-11-22 00:27:17,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:27:17,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966705774] [2022-11-22 00:27:17,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:27:17,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:27:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:27:17,164 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:27:17,164 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:27:17,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966705774] [2022-11-22 00:27:17,165 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966705774] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:27:17,165 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:27:17,165 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 00:27:17,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889001849] [2022-11-22 00:27:17,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:27:17,166 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 00:27:17,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:27:17,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 00:27:17,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 00:27:17,167 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) [2022-11-22 00:27:17,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:27:17,265 INFO L93 Difference]: Finished difference Result 288 states and 425 transitions. [2022-11-22 00:27:17,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 00:27:17,265 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 [2022-11-22 00:27:17,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:27:17,267 INFO L225 Difference]: With dead ends: 288 [2022-11-22 00:27:17,268 INFO L226 Difference]: Without dead ends: 150 [2022-11-22 00:27:17,269 INFO L412 NwaCegarLoop]: 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 [2022-11-22 00:27:17,274 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 0 mSDsluCounter, 528 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 707 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 00:27:17,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 707 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 00:27:17,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2022-11-22 00:27:17,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 148. [2022-11-22 00:27:17,291 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) [2022-11-22 00:27:17,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 216 transitions. [2022-11-22 00:27:17,293 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 216 transitions. Word has length 30 [2022-11-22 00:27:17,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:27:17,293 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 216 transitions. [2022-11-22 00:27:17,294 INFO L496 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) [2022-11-22 00:27:17,294 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 216 transitions. [2022-11-22 00:27:17,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-22 00:27:17,303 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:27:17,303 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-22 00:27:17,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 00:27:17,304 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:27:17,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:27:17,304 INFO L85 PathProgramCache]: Analyzing trace with hash 2023672697, now seen corresponding path program 1 times [2022-11-22 00:27:17,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:27:17,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190947912] [2022-11-22 00:27:17,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:27:17,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:27:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:27:17,373 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:27:17,373 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:27:17,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190947912] [2022-11-22 00:27:17,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190947912] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:27:17,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1900702066] [2022-11-22 00:27:17,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:27:17,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:27:17,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:27:17,378 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:27:17,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 00:27:17,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:27:17,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 00:27:17,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:27:17,567 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:27:17,567 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:27:17,606 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:27:17,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1900702066] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:27:17,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1883756198] [2022-11-22 00:27:17,627 INFO L159 IcfgInterpreter]: Started Sifa with 29 locations of interest [2022-11-22 00:27:17,627 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:27:17,631 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:27:17,637 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:27:17,637 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:27:18,391 INFO L197 IcfgInterpreter]: Interpreting procedure add_history_type with input of size 121 for LOIs [2022-11-22 00:27:20,591 INFO L197 IcfgInterpreter]: Interpreting procedure read_history_bool with input of size 61 for LOIs [2022-11-22 00:27:20,620 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:27:24,165 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1883756198] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:27:24,166 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:27:24,166 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [4, 4, 4] total 21 [2022-11-22 00:27:24,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601915892] [2022-11-22 00:27:24,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:27:24,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-22 00:27:24,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:27:24,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-22 00:27:24,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2022-11-22 00:27:24,168 INFO L87 Difference]: Start difference. First operand 148 states and 216 transitions. Second operand has 17 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 12 states have internal predecessors, (23), 4 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) [2022-11-22 00:27:31,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:27:31,096 INFO L93 Difference]: Finished difference Result 313 states and 455 transitions. [2022-11-22 00:27:31,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-22 00:27:31,097 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 12 states have internal predecessors, (23), 4 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 [2022-11-22 00:27:31,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:27:31,099 INFO L225 Difference]: With dead ends: 313 [2022-11-22 00:27:31,099 INFO L226 Difference]: Without dead ends: 168 [2022-11-22 00:27:31,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 78 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=160, Invalid=832, Unknown=0, NotChecked=0, Total=992 [2022-11-22 00:27:31,101 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 66 mSDsluCounter, 1382 mSDsCounter, 0 mSdLazyCounter, 950 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 1550 SdHoareTripleChecker+Invalid, 967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 950 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-22 00:27:31,101 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 1550 Invalid, 967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 950 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-22 00:27:31,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2022-11-22 00:27:31,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 163. [2022-11-22 00:27:31,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 119 states have (on average 1.3781512605042017) internal successors, (164), 122 states have internal predecessors, (164), 34 states have call successors, (34), 9 states have call predecessors, (34), 9 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2022-11-22 00:27:31,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 232 transitions. [2022-11-22 00:27:31,123 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 232 transitions. Word has length 32 [2022-11-22 00:27:31,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:27:31,124 INFO L495 AbstractCegarLoop]: Abstraction has 163 states and 232 transitions. [2022-11-22 00:27:31,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 12 states have internal predecessors, (23), 4 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) [2022-11-22 00:27:31,124 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 232 transitions. [2022-11-22 00:27:31,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-22 00:27:31,125 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:27:31,125 INFO L195 NwaCegarLoop]: 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] [2022-11-22 00:27:31,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-22 00:27:31,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:27:31,331 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:27:31,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:27:31,333 INFO L85 PathProgramCache]: Analyzing trace with hash -728065942, now seen corresponding path program 1 times [2022-11-22 00:27:31,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:27:31,333 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619559288] [2022-11-22 00:27:31,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:27:31,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:27:31,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:27:31,410 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:27:31,410 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:27:31,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619559288] [2022-11-22 00:27:31,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619559288] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:27:31,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1706703398] [2022-11-22 00:27:31,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:27:31,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:27:31,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:27:31,418 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:27:31,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 00:27:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:27:31,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 00:27:31,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:27:31,532 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:27:31,532 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:27:31,563 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 00:27:31,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1706703398] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:27:31,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1269883624] [2022-11-22 00:27:31,569 INFO L159 IcfgInterpreter]: Started Sifa with 27 locations of interest [2022-11-22 00:27:31,569 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:27:31,569 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:27:31,569 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:27:31,570 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:27:31,973 INFO L197 IcfgInterpreter]: Interpreting procedure add_history_type with input of size 121 for LOIs [2022-11-22 00:27:33,361 INFO L197 IcfgInterpreter]: Interpreting procedure read_history_bool with input of size 96 for LOIs [2022-11-22 00:27:33,596 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:27:38,128 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1269883624] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:27:38,129 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:27:38,129 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [4, 4, 4] total 22 [2022-11-22 00:27:38,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303685702] [2022-11-22 00:27:38,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:27:38,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-22 00:27:38,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:27:38,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-22 00:27:38,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=395, Unknown=0, NotChecked=0, Total=462 [2022-11-22 00:27:38,131 INFO L87 Difference]: Start difference. First operand 163 states and 232 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) [2022-11-22 00:27:44,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:27:44,802 INFO L93 Difference]: Finished difference Result 317 states and 457 transitions. [2022-11-22 00:27:44,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-22 00:27:44,805 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 [2022-11-22 00:27:44,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:27:44,806 INFO L225 Difference]: With dead ends: 317 [2022-11-22 00:27:44,806 INFO L226 Difference]: Without dead ends: 173 [2022-11-22 00:27:44,807 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 76 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 10.1s TimeCoverageRelationStatistics Valid=163, Invalid=829, Unknown=0, NotChecked=0, Total=992 [2022-11-22 00:27:44,808 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 80 mSDsluCounter, 1017 mSDsCounter, 0 mSdLazyCounter, 677 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 1185 SdHoareTripleChecker+Invalid, 698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:27:44,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 1185 Invalid, 698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 677 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-22 00:27:44,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2022-11-22 00:27:44,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 168. [2022-11-22 00:27:44,827 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) [2022-11-22 00:27:44,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 236 transitions. [2022-11-22 00:27:44,830 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 236 transitions. Word has length 32 [2022-11-22 00:27:44,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:27:44,832 INFO L495 AbstractCegarLoop]: Abstraction has 168 states and 236 transitions. [2022-11-22 00:27:44,832 INFO L496 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) [2022-11-22 00:27:44,832 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 236 transitions. [2022-11-22 00:27:44,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-22 00:27:44,835 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:27:44,835 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:27:44,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-22 00:27:45,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:27:45,041 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:27:45,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:27:45,041 INFO L85 PathProgramCache]: Analyzing trace with hash 932591265, now seen corresponding path program 1 times [2022-11-22 00:27:45,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:27:45,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060767993] [2022-11-22 00:27:45,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:27:45,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:27:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:27:45,149 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-22 00:27:45,151 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:27:45,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060767993] [2022-11-22 00:27:45,151 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060767993] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 00:27:45,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [998678860] [2022-11-22 00:27:45,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:27:45,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:27:45,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:27:45,153 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:27:45,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-22 00:27:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:27:45,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 00:27:45,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:27:45,271 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-22 00:27:45,272 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:27:45,306 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-22 00:27:45,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [998678860] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:27:45,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1135973529] [2022-11-22 00:27:45,313 INFO L159 IcfgInterpreter]: Started Sifa with 36 locations of interest [2022-11-22 00:27:45,313 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:27:45,313 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:27:45,314 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:27:45,314 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:27:45,792 INFO L197 IcfgInterpreter]: Interpreting procedure add_history_type with input of size 121 for LOIs [2022-11-22 00:27:47,853 INFO L197 IcfgInterpreter]: Interpreting procedure read_history_bool with input of size 96 for LOIs [2022-11-22 00:27:48,078 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 00:27:52,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1135973529] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:27:52,996 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-22 00:27:52,996 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [4, 4, 4] total 23 [2022-11-22 00:27:52,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696531912] [2022-11-22 00:27:52,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:27:52,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-22 00:27:52,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:27:52,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-22 00:27:52,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=436, Unknown=0, NotChecked=0, Total=506 [2022-11-22 00:27:52,998 INFO L87 Difference]: Start difference. First operand 168 states and 236 transitions. Second operand has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 14 states have internal predecessors, (30), 5 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-22 00:28:00,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:28:00,498 INFO L93 Difference]: Finished difference Result 173 states and 242 transitions. [2022-11-22 00:28:00,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-22 00:28:00,499 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 14 states have internal predecessors, (30), 5 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 49 [2022-11-22 00:28:00,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:28:00,499 INFO L225 Difference]: With dead ends: 173 [2022-11-22 00:28:00,499 INFO L226 Difference]: Without dead ends: 0 [2022-11-22 00:28:00,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 121 SyntacticMatches, 7 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 11.9s TimeCoverageRelationStatistics Valid=165, Invalid=957, Unknown=0, NotChecked=0, Total=1122 [2022-11-22 00:28:00,501 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 56 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-22 00:28:00,501 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 54 Invalid, 278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-22 00:28:00,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-22 00:28:00,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-22 00:28:00,502 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) [2022-11-22 00:28:00,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-22 00:28:00,502 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 49 [2022-11-22 00:28:00,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:28:00,502 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-22 00:28:00,503 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 1.6666666666666667) internal successors, (30), 14 states have internal predecessors, (30), 5 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-22 00:28:00,503 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-22 00:28:00,503 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-22 00:28:00,505 INFO L805 garLoopResultBuilder]: Registering result SAFE for location assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-22 00:28:00,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-22 00:28:00,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-11-22 00:28:00,708 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-22 00:28:05,442 INFO L902 garLoopResultBuilder]: At program point L116(line 116) the Hoare annotation is: true [2022-11-22 00:28:05,443 INFO L899 garLoopResultBuilder]: For program point read_history_int8FINAL(lines 101 120) no Hoare annotation was computed. [2022-11-22 00:28:05,443 INFO L899 garLoopResultBuilder]: For program point L116-1(line 116) no Hoare annotation was computed. [2022-11-22 00:28:05,443 INFO L899 garLoopResultBuilder]: For program point L106(lines 106 117) no Hoare annotation was computed. [2022-11-22 00:28:05,443 INFO L899 garLoopResultBuilder]: For program point read_history_int8EXIT(lines 101 120) no Hoare annotation was computed. [2022-11-22 00:28:05,443 INFO L902 garLoopResultBuilder]: At program point read_history_int8ENTRY(lines 101 120) the Hoare annotation is: true [2022-11-22 00:28:05,443 INFO L899 garLoopResultBuilder]: For program point L126(lines 126 157) no Hoare annotation was computed. [2022-11-22 00:28:05,443 INFO L899 garLoopResultBuilder]: For program point read_history_boolFINAL(lines 121 160) no Hoare annotation was computed. [2022-11-22 00:28:05,444 INFO L899 garLoopResultBuilder]: For program point read_history_boolEXIT(lines 121 160) no Hoare annotation was computed. [2022-11-22 00:28:05,444 INFO L902 garLoopResultBuilder]: At program point read_history_boolENTRY(lines 121 160) the Hoare annotation is: true [2022-11-22 00:28:05,444 INFO L895 garLoopResultBuilder]: At program point L156(line 156) the Hoare annotation is: (let ((.cse27 (+ ~nomsg~0 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 (= |#NULL.offset| 0))) (.cse6 (not (= ~g2v~0 0))) (.cse7 (not (<= ~VALUE1~0 127))) (.cse8 (not (= ~g2v_new~0 0))) (.cse9 (not (= ~g1v_old~0 0))) (.cse10 (not (= ~g3v~0 0))) (.cse11 (not (<= ~votedValue_History_2~0 127))) (.cse12 (not (= ~g2v_old~0 0))) (.cse13 (not (= |#NULL.base| 0))) (.cse14 (not (<= ~votedValue_History_1~0 127))) (.cse15 (not (<= 0 .cse27))) (.cse16 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse17 (not (<= 0 |#StackHeapBarrier|))) (.cse18 (not (<= ~VALUE3~0 127))) (.cse19 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse20 (not (<= .cse27 0))) (.cse21 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse22 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse23 (not (= ~g1v~0 0))) (.cse24 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse25 (not (<= ~VALUE2~0 127))) (.cse26 (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 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 (not (= |read_history_bool_#in~history_id| 1))) (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (not (= 0 |read_history_bool_#in~history_id|)) .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26)))) [2022-11-22 00:28:05,445 INFO L899 garLoopResultBuilder]: For program point L156-1(line 156) no Hoare annotation was computed. [2022-11-22 00:28:05,445 INFO L899 garLoopResultBuilder]: For program point L146(lines 146 157) no Hoare annotation was computed. [2022-11-22 00:28:05,445 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 157) no Hoare annotation was computed. [2022-11-22 00:28:05,445 INFO L902 garLoopResultBuilder]: At program point assertENTRY(lines 532 543) the Hoare annotation is: true [2022-11-22 00:28:05,445 INFO L899 garLoopResultBuilder]: For program point L539(line 539) no Hoare annotation was computed. [2022-11-22 00:28:05,445 INFO L899 garLoopResultBuilder]: For program point assertEXIT(lines 532 543) no Hoare annotation was computed. [2022-11-22 00:28:05,445 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 541) no Hoare annotation was computed. [2022-11-22 00:28:05,446 INFO L899 garLoopResultBuilder]: For program point L537-2(lines 532 543) no Hoare annotation was computed. [2022-11-22 00:28:05,446 INFO L899 garLoopResultBuilder]: For program point assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 539) no Hoare annotation was computed. [2022-11-22 00:28:05,446 INFO L899 garLoopResultBuilder]: For program point L448(lines 448 473) no Hoare annotation was computed. [2022-11-22 00:28:05,446 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 285) no Hoare annotation was computed. [2022-11-22 00:28:05,446 INFO L895 garLoopResultBuilder]: At program point L217(line 217) the Hoare annotation is: false [2022-11-22 00:28:05,446 INFO L899 garLoopResultBuilder]: For program point L217-1(line 217) no Hoare annotation was computed. [2022-11-22 00:28:05,447 INFO L895 garLoopResultBuilder]: At program point L333(lines 228 335) the Hoare annotation is: false [2022-11-22 00:28:05,447 INFO L899 garLoopResultBuilder]: For program point L300(line 300) no Hoare annotation was computed. [2022-11-22 00:28:05,447 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-22 00:28:05,447 INFO L899 garLoopResultBuilder]: For program point L218(lines 218 220) no Hoare annotation was computed. [2022-11-22 00:28:05,447 INFO L899 garLoopResultBuilder]: For program point L466(lines 466 473) no Hoare annotation was computed. [2022-11-22 00:28:05,447 INFO L899 garLoopResultBuilder]: For program point L301(lines 301 319) no Hoare annotation was computed. [2022-11-22 00:28:05,447 INFO L895 garLoopResultBuilder]: At program point L268(line 268) the Hoare annotation is: false [2022-11-22 00:28:05,448 INFO L895 garLoopResultBuilder]: At program point L301-1(lines 301 319) the Hoare annotation is: false [2022-11-22 00:28:05,448 INFO L899 garLoopResultBuilder]: For program point L268-1(line 268) no Hoare annotation was computed. [2022-11-22 00:28:05,448 INFO L895 garLoopResultBuilder]: At program point L302(line 302) the Hoare annotation is: false [2022-11-22 00:28:05,448 INFO L899 garLoopResultBuilder]: For program point L302-1(line 302) no Hoare annotation was computed. [2022-11-22 00:28:05,448 INFO L895 garLoopResultBuilder]: At program point L269-2(lines 269 271) the Hoare annotation is: false [2022-11-22 00:28:05,448 INFO L899 garLoopResultBuilder]: For program point L303(lines 303 318) no Hoare annotation was computed. [2022-11-22 00:28:05,449 INFO L895 garLoopResultBuilder]: At program point L171(line 171) the Hoare annotation is: false [2022-11-22 00:28:05,449 INFO L895 garLoopResultBuilder]: At program point L171-1(lines 161 175) the Hoare annotation is: false [2022-11-22 00:28:05,449 INFO L899 garLoopResultBuilder]: For program point L320(line 320) no Hoare annotation was computed. [2022-11-22 00:28:05,449 INFO L895 garLoopResultBuilder]: At program point L221(line 221) the Hoare annotation is: false [2022-11-22 00:28:05,449 INFO L899 garLoopResultBuilder]: For program point L221-1(line 221) no Hoare annotation was computed. [2022-11-22 00:28:05,449 INFO L899 garLoopResultBuilder]: For program point L469(lines 469 473) no Hoare annotation was computed. [2022-11-22 00:28:05,449 INFO L895 garLoopResultBuilder]: At program point L304(line 304) the Hoare annotation is: false [2022-11-22 00:28:05,450 INFO L899 garLoopResultBuilder]: For program point L304-1(line 304) no Hoare annotation was computed. [2022-11-22 00:28:05,450 INFO L899 garLoopResultBuilder]: For program point L321(lines 321 332) no Hoare annotation was computed. [2022-11-22 00:28:05,450 INFO L899 garLoopResultBuilder]: For program point L321-1(lines 321 332) no Hoare annotation was computed. [2022-11-22 00:28:05,450 INFO L899 garLoopResultBuilder]: For program point L305(lines 305 317) no Hoare annotation was computed. [2022-11-22 00:28:05,450 INFO L899 garLoopResultBuilder]: For program point L272(line 272) no Hoare annotation was computed. [2022-11-22 00:28:05,450 INFO L895 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: false [2022-11-22 00:28:05,450 INFO L899 garLoopResultBuilder]: For program point L322-1(line 322) no Hoare annotation was computed. [2022-11-22 00:28:05,451 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-22 00:28:05,451 INFO L895 garLoopResultBuilder]: At program point L306(line 306) the Hoare annotation is: false [2022-11-22 00:28:05,451 INFO L899 garLoopResultBuilder]: For program point L306-1(line 306) no Hoare annotation was computed. [2022-11-22 00:28:05,451 INFO L895 garLoopResultBuilder]: At program point L273-2(lines 273 275) the Hoare annotation is: false [2022-11-22 00:28:05,451 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 473) no Hoare annotation was computed. [2022-11-22 00:28:05,451 INFO L899 garLoopResultBuilder]: For program point L323(lines 323 331) no Hoare annotation was computed. [2022-11-22 00:28:05,451 INFO L895 garLoopResultBuilder]: At program point L472(line 472) the Hoare annotation is: false [2022-11-22 00:28:05,452 INFO L899 garLoopResultBuilder]: For program point L472-1(lines 441 473) no Hoare annotation was computed. [2022-11-22 00:28:05,452 INFO L895 garLoopResultBuilder]: At program point L406(line 406) the Hoare annotation is: false [2022-11-22 00:28:05,452 INFO L895 garLoopResultBuilder]: At program point L406-1(lines 404 427) the Hoare annotation is: false [2022-11-22 00:28:05,452 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 314) no Hoare annotation was computed. [2022-11-22 00:28:05,452 INFO L895 garLoopResultBuilder]: At program point L324(line 324) the Hoare annotation is: false [2022-11-22 00:28:05,452 INFO L899 garLoopResultBuilder]: For program point L324-1(line 324) no Hoare annotation was computed. [2022-11-22 00:28:05,453 INFO L895 garLoopResultBuilder]: At program point L225(lines 201 227) the Hoare annotation is: (= |ULTIMATE.start_init_#res#1| 0) [2022-11-22 00:28:05,453 INFO L895 garLoopResultBuilder]: At program point L308(line 308) the Hoare annotation is: false [2022-11-22 00:28:05,453 INFO L899 garLoopResultBuilder]: For program point L308-1(line 308) no Hoare annotation was computed. [2022-11-22 00:28:05,453 INFO L895 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))) [2022-11-22 00:28:05,453 INFO L899 garLoopResultBuilder]: For program point L209-1(line 209) no Hoare annotation was computed. [2022-11-22 00:28:05,454 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 330) no Hoare annotation was computed. [2022-11-22 00:28:05,454 INFO L899 garLoopResultBuilder]: For program point L441(lines 441 473) no Hoare annotation was computed. [2022-11-22 00:28:05,454 INFO L895 garLoopResultBuilder]: At program point L375(line 375) the Hoare annotation is: false [2022-11-22 00:28:05,454 INFO L895 garLoopResultBuilder]: At program point L375-1(lines 373 396) the Hoare annotation is: false [2022-11-22 00:28:05,454 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 311) no Hoare annotation was computed. [2022-11-22 00:28:05,454 INFO L899 garLoopResultBuilder]: For program point L276(line 276) no Hoare annotation was computed. [2022-11-22 00:28:05,455 INFO L899 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2022-11-22 00:28:05,455 INFO L895 garLoopResultBuilder]: At program point L326(line 326) the Hoare annotation is: false [2022-11-22 00:28:05,455 INFO L895 garLoopResultBuilder]: At program point L293(lines 280 296) the Hoare annotation is: false [2022-11-22 00:28:05,455 INFO L899 garLoopResultBuilder]: For program point L326-1(line 326) no Hoare annotation was computed. [2022-11-22 00:28:05,455 INFO L895 garLoopResultBuilder]: At program point L260-1(line 260) the Hoare annotation is: false [2022-11-22 00:28:05,455 INFO L899 garLoopResultBuilder]: For program point L277-2(lines 266 297) no Hoare annotation was computed. [2022-11-22 00:28:05,455 INFO L895 garLoopResultBuilder]: At program point L525(line 525) the Hoare annotation is: false [2022-11-22 00:28:05,456 INFO L899 garLoopResultBuilder]: For program point L525-1(line 525) no Hoare annotation was computed. [2022-11-22 00:28:05,456 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 329) no Hoare annotation was computed. [2022-11-22 00:28:05,456 INFO L899 garLoopResultBuilder]: For program point L261(line 261) no Hoare annotation was computed. [2022-11-22 00:28:05,456 INFO L895 garLoopResultBuilder]: At program point L344(line 344) the Hoare annotation is: false [2022-11-22 00:28:05,456 INFO L895 garLoopResultBuilder]: At program point L344-1(lines 342 365) the Hoare annotation is: false [2022-11-22 00:28:05,456 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 299) no Hoare annotation was computed. [2022-11-22 00:28:05,457 INFO L895 garLoopResultBuilder]: At program point L262-1(lines 262 299) the Hoare annotation is: false [2022-11-22 00:28:05,457 INFO L895 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))) [2022-11-22 00:28:05,457 INFO L899 garLoopResultBuilder]: For program point L213-1(line 213) no Hoare annotation was computed. [2022-11-22 00:28:05,457 INFO L895 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2022-11-22 00:28:05,457 INFO L899 garLoopResultBuilder]: For program point L263-1(line 263) no Hoare annotation was computed. [2022-11-22 00:28:05,458 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 216) no Hoare annotation was computed. [2022-11-22 00:28:05,458 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 298) no Hoare annotation was computed. [2022-11-22 00:28:05,458 INFO L895 garLoopResultBuilder]: At program point L512-2(lines 512 528) the Hoare annotation is: false [2022-11-22 00:28:05,458 INFO L899 garLoopResultBuilder]: For program point L281(lines 281 291) no Hoare annotation was computed. [2022-11-22 00:28:05,458 INFO L899 garLoopResultBuilder]: For program point L463(lines 463 473) no Hoare annotation was computed. [2022-11-22 00:28:05,458 INFO L895 garLoopResultBuilder]: At program point L265(line 265) the Hoare annotation is: false [2022-11-22 00:28:05,458 INFO L899 garLoopResultBuilder]: For program point L265-1(line 265) no Hoare annotation was computed. [2022-11-22 00:28:05,459 INFO L899 garLoopResultBuilder]: For program point L166(lines 166 172) no Hoare annotation was computed. [2022-11-22 00:28:05,459 INFO L899 garLoopResultBuilder]: For program point L282(lines 282 288) no Hoare annotation was computed. [2022-11-22 00:28:05,459 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 297) no Hoare annotation was computed. [2022-11-22 00:28:05,459 INFO L895 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)))) [2022-11-22 00:28:05,460 INFO L899 garLoopResultBuilder]: For program point L85-1(line 85) no Hoare annotation was computed. [2022-11-22 00:28:05,460 INFO L895 garLoopResultBuilder]: At program point L73(line 73) the Hoare annotation is: (let ((.cse2 (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 .cse2 .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 (let ((.cse0 (+ 2 add_history_type_~ini_int~0))) (and (<= 0 add_history_type_~var~0) (= add_history_type_~ini_bool~0 0) (= add_history_type_~history_id 0) (<= 0 .cse0) (<= .cse0 0) (<= add_history_type_~var~0 3))) .cse1) (or (< add_history_type_~var~0 3) .cse2 .cse1)))) [2022-11-22 00:28:05,460 INFO L899 garLoopResultBuilder]: For program point L73-1(line 73) no Hoare annotation was computed. [2022-11-22 00:28:05,460 INFO L899 garLoopResultBuilder]: For program point L90(lines 90 95) no Hoare annotation was computed. [2022-11-22 00:28:05,461 INFO L899 garLoopResultBuilder]: For program point L90-2(lines 72 95) no Hoare annotation was computed. [2022-11-22 00:28:05,461 INFO L899 garLoopResultBuilder]: For program point L86(lines 86 88) no Hoare annotation was computed. [2022-11-22 00:28:05,461 INFO L899 garLoopResultBuilder]: For program point L78(lines 78 95) no Hoare annotation was computed. [2022-11-22 00:28:05,461 INFO L899 garLoopResultBuilder]: For program point L74(lines 74 76) no Hoare annotation was computed. [2022-11-22 00:28:05,461 INFO L895 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)))) [2022-11-22 00:28:05,462 INFO L899 garLoopResultBuilder]: For program point L91-1(line 91) no Hoare annotation was computed. [2022-11-22 00:28:05,462 INFO L899 garLoopResultBuilder]: For program point add_history_typeEXIT(lines 57 100) no Hoare annotation was computed. [2022-11-22 00:28:05,462 INFO L895 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)))) [2022-11-22 00:28:05,462 INFO L899 garLoopResultBuilder]: For program point L79-1(line 79) no Hoare annotation was computed. [2022-11-22 00:28:05,463 INFO L895 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 (<= add_history_type_~var~0 3)) (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)))) [2022-11-22 00:28:05,463 INFO L899 garLoopResultBuilder]: For program point L92(lines 92 94) no Hoare annotation was computed. [2022-11-22 00:28:05,463 INFO L899 garLoopResultBuilder]: For program point L84(lines 84 95) no Hoare annotation was computed. [2022-11-22 00:28:05,463 INFO L899 garLoopResultBuilder]: For program point L80(lines 80 82) no Hoare annotation was computed. [2022-11-22 00:28:05,464 INFO L902 garLoopResultBuilder]: At program point add_history_typeENTRY(lines 57 100) the Hoare annotation is: true [2022-11-22 00:28:05,464 INFO L899 garLoopResultBuilder]: For program point L72(lines 72 95) no Hoare annotation was computed. [2022-11-22 00:28:05,464 INFO L899 garLoopResultBuilder]: For program point add_history_typeFINAL(lines 57 100) no Hoare annotation was computed. [2022-11-22 00:28:05,464 INFO L899 garLoopResultBuilder]: For program point L191(lines 191 197) no Hoare annotation was computed. [2022-11-22 00:28:05,464 INFO L899 garLoopResultBuilder]: For program point L186(lines 186 197) no Hoare annotation was computed. [2022-11-22 00:28:05,464 INFO L899 garLoopResultBuilder]: For program point write_history_boolEXIT(lines 176 200) no Hoare annotation was computed. [2022-11-22 00:28:05,464 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 197) no Hoare annotation was computed. [2022-11-22 00:28:05,465 INFO L902 garLoopResultBuilder]: At program point write_history_boolENTRY(lines 176 200) the Hoare annotation is: true [2022-11-22 00:28:05,465 INFO L902 garLoopResultBuilder]: At program point L196(line 196) the Hoare annotation is: true [2022-11-22 00:28:05,465 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 176 200) no Hoare annotation was computed. [2022-11-22 00:28:05,468 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:28:05,471 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-22 00:28:05,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 12:28:05 BoogieIcfgContainer [2022-11-22 00:28:05,499 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-22 00:28:05,500 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 00:28:05,500 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 00:28:05,500 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 00:28:05,501 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:27:15" (3/4) ... [2022-11-22 00:28:05,504 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-22 00:28:05,509 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_history_int8 [2022-11-22 00:28:05,510 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_history_bool [2022-11-22 00:28:05,510 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert [2022-11-22 00:28:05,510 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_history_type [2022-11-22 00:28:05,510 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure write_history_bool [2022-11-22 00:28:05,522 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2022-11-22 00:28:05,523 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-11-22 00:28:05,524 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-22 00:28:05,524 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-22 00:28:05,551 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == 0 [2022-11-22 00:28:05,551 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(\old(history_id) == 0) || ((tmp == ini_bool % 256 && history_id == 0) && var <= 3)) || (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)))) [2022-11-22 00:28:05,618 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/witness.graphml [2022-11-22 00:28:05,618 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 00:28:05,618 INFO L158 Benchmark]: Toolchain (without parser) took 51887.01ms. Allocated memory was 192.9MB in the beginning and 289.4MB in the end (delta: 96.5MB). Free memory was 147.0MB in the beginning and 246.2MB in the end (delta: -99.2MB). Peak memory consumption was 165.0MB. Max. memory is 16.1GB. [2022-11-22 00:28:05,619 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 146.8MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 00:28:05,619 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.23ms. Allocated memory is still 192.9MB. Free memory was 146.4MB in the beginning and 130.5MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-22 00:28:05,619 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.88ms. Allocated memory is still 192.9MB. Free memory was 130.5MB in the beginning and 127.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-22 00:28:05,620 INFO L158 Benchmark]: Boogie Preprocessor took 39.70ms. Allocated memory is still 192.9MB. Free memory was 127.5MB in the beginning and 124.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 00:28:05,620 INFO L158 Benchmark]: RCFGBuilder took 1227.66ms. Allocated memory is still 192.9MB. Free memory was 124.8MB in the beginning and 132.4MB in the end (delta: -7.6MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2022-11-22 00:28:05,621 INFO L158 Benchmark]: TraceAbstraction took 50070.76ms. Allocated memory was 192.9MB in the beginning and 289.4MB in the end (delta: 96.5MB). Free memory was 131.3MB in the beginning and 86.5MB in the end (delta: 44.8MB). Peak memory consumption was 147.1MB. Max. memory is 16.1GB. [2022-11-22 00:28:05,621 INFO L158 Benchmark]: Witness Printer took 117.91ms. Allocated memory is still 289.4MB. Free memory was 86.5MB in the beginning and 246.2MB in the end (delta: -159.7MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2022-11-22 00:28:05,623 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 146.8MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.23ms. Allocated memory is still 192.9MB. Free memory was 146.4MB in the beginning and 130.5MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.88ms. Allocated memory is still 192.9MB. Free memory was 130.5MB in the beginning and 127.5MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.70ms. Allocated memory is still 192.9MB. Free memory was 127.5MB in the beginning and 124.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1227.66ms. Allocated memory is still 192.9MB. Free memory was 124.8MB in the beginning and 132.4MB in the end (delta: -7.6MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * TraceAbstraction took 50070.76ms. Allocated memory was 192.9MB in the beginning and 289.4MB in the end (delta: 96.5MB). Free memory was 131.3MB in the beginning and 86.5MB in the end (delta: 44.8MB). Peak memory consumption was 147.1MB. Max. memory is 16.1GB. * Witness Printer took 117.91ms. Allocated memory is still 289.4MB. Free memory was 86.5MB in the beginning and 246.2MB in the end (delta: -159.7MB). Peak memory consumption was 4.9MB. 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: 50.0s, OverallIterations: 8, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 21.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 270 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 252 mSDsluCounter, 5277 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4023 mSDsCounter, 64 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2197 IncrementalHoareTripleChecker+Invalid, 2261 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 64 mSolverCounterUnsat, 1254 mSDtfsCounter, 2197 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 398 GetRequests, 285 SyntacticMatches, 10 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 807 ImplicationChecksByTransitivity, 31.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=168occurred in iteration=7, InterpolantAutomatonStates: 83, 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, 8 MinimizatonAttempts, 43 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 557 PreInvPairs, 569 NumberOfFragments, 3545 HoareAnnotationTreeSize, 557 FomulaSimplifications, 67 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 46 FomulaSimplificationsInter, 9406 FormulaSimplificationTreeSizeReductionInter, 4.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 430 ConstructedInterpolants, 0 QuantifiedInterpolants, 578 SizeOfPredicates, 0 NumberOfNonLiveVariables, 481 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 14 InterpolantComputations, 5 PerfectInterpolantSequences, 77/96 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: 7.8s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 103, DAG_INTERPRETER_EARLY_EXITS: 4, TOOLS_POST_APPLICATIONS: 188, TOOLS_POST_TIME: 2.7s, TOOLS_POST_CALL_APPLICATIONS: 73, TOOLS_POST_CALL_TIME: 1.7s, TOOLS_POST_RETURN_APPLICATIONS: 62, TOOLS_POST_RETURN_TIME: 1.6s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 323, TOOLS_QUANTIFIERELIM_TIME: 5.8s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.2s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 387, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 66, DOMAIN_JOIN_TIME: 1.3s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 11, DOMAIN_WIDEN_TIME: 0.2s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 17, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 103, DOMAIN_ISBOTTOM_TIME: 0.2s, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME: 3.3s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 3.3s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 17, CALL_SUMMARIZER_APPLICATIONS: 62, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME: 1.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 1.0s, 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: 1091, DAG_COMPRESSION_RETAINED_NODES: 243, 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 <= 3)) || (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! [2022-11-22 00:28:05,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e3a06ef-e381-4eab-8568-5af3259f592a/bin/utaipan-g80aRyZoba/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