./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh --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 d6dd7af8c681da9a32811252853803422c95f4df19741eb4bc23f2d0511fe647 --- 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-2329fc7 [2022-12-14 12:58:18,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 12:58:18,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 12:58:18,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 12:58:18,746 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 12:58:18,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 12:58:18,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 12:58:18,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 12:58:18,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 12:58:18,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 12:58:18,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 12:58:18,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 12:58:18,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 12:58:18,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 12:58:18,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 12:58:18,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 12:58:18,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 12:58:18,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 12:58:18,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 12:58:18,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 12:58:18,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 12:58:18,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 12:58:18,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 12:58:18,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 12:58:18,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 12:58:18,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 12:58:18,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 12:58:18,770 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 12:58:18,771 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 12:58:18,772 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 12:58:18,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 12:58:18,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 12:58:18,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 12:58:18,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 12:58:18,775 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 12:58:18,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 12:58:18,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 12:58:18,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 12:58:18,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 12:58:18,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 12:58:18,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 12:58:18,778 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 12:58:18,798 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 12:58:18,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 12:58:18,798 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 12:58:18,799 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 12:58:18,799 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 12:58:18,799 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 12:58:18,800 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 12:58:18,800 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 12:58:18,800 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 12:58:18,800 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 12:58:18,800 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 12:58:18,800 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 12:58:18,801 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 12:58:18,801 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 12:58:18,801 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 12:58:18,801 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 12:58:18,801 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 12:58:18,801 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 12:58:18,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 12:58:18,802 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 12:58:18,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 12:58:18,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 12:58:18,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 12:58:18,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 12:58:18,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 12:58:18,803 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 12:58:18,803 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 12:58:18,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 12:58:18,804 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 12:58:18,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 12:58:18,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 12:58:18,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 12:58:18,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:58:18,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 12:58:18,805 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 12:58:18,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 12:58:18,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 12:58:18,805 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 12:58:18,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 12:58:18,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 12:58:18,806 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 12:58:18,806 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_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6dd7af8c681da9a32811252853803422c95f4df19741eb4bc23f2d0511fe647 [2022-12-14 12:58:19,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 12:58:19,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 12:58:19,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 12:58:19,032 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 12:58:19,033 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 12:58:19,034 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.BOUNDED-10.pals.c [2022-12-14 12:58:21,630 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 12:58:21,801 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 12:58:21,801 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.BOUNDED-10.pals.c [2022-12-14 12:58:21,808 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/data/9ef8245a6/638341eb92e64dd6ab2c0dc773999c88/FLAG5c0ef3683 [2022-12-14 12:58:22,199 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/data/9ef8245a6/638341eb92e64dd6ab2c0dc773999c88 [2022-12-14 12:58:22,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 12:58:22,202 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 12:58:22,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 12:58:22,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 12:58:22,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 12:58:22,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:58:22" (1/1) ... [2022-12-14 12:58:22,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16261363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:58:22, skipping insertion in model container [2022-12-14 12:58:22,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:58:22" (1/1) ... [2022-12-14 12:58:22,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 12:58:22,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:58:22,387 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_8f4e19e2-35ae-424f-808b-d3de95af9288/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.BOUNDED-10.pals.c[11956,11969] [2022-12-14 12:58:22,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:58:22,397 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 12:58:22,435 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_8f4e19e2-35ae-424f-808b-d3de95af9288/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.1.ufo.BOUNDED-10.pals.c[11956,11969] [2022-12-14 12:58:22,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:58:22,446 INFO L208 MainTranslator]: Completed translation [2022-12-14 12:58:22,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:58:22 WrapperNode [2022-12-14 12:58:22,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 12:58:22,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 12:58:22,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 12:58:22,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 12:58:22,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:58:22" (1/1) ... [2022-12-14 12:58:22,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:58:22" (1/1) ... [2022-12-14 12:58:22,480 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 389 [2022-12-14 12:58:22,480 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 12:58:22,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 12:58:22,481 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 12:58:22,481 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 12:58:22,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:58:22" (1/1) ... [2022-12-14 12:58:22,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:58:22" (1/1) ... [2022-12-14 12:58:22,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:58:22" (1/1) ... [2022-12-14 12:58:22,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:58:22" (1/1) ... [2022-12-14 12:58:22,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:58:22" (1/1) ... [2022-12-14 12:58:22,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:58:22" (1/1) ... [2022-12-14 12:58:22,509 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:58:22" (1/1) ... [2022-12-14 12:58:22,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:58:22" (1/1) ... [2022-12-14 12:58:22,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 12:58:22,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 12:58:22,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 12:58:22,516 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 12:58:22,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:58:22" (1/1) ... [2022-12-14 12:58:22,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:58:22,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:58:22,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 12:58:22,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 12:58:22,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 12:58:22,573 INFO L130 BoogieDeclarations]: Found specification of procedure write_history_bool [2022-12-14 12:58:22,573 INFO L138 BoogieDeclarations]: Found implementation of procedure write_history_bool [2022-12-14 12:58:22,573 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2022-12-14 12:58:22,573 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2022-12-14 12:58:22,573 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_int8 [2022-12-14 12:58:22,573 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_int8 [2022-12-14 12:58:22,573 INFO L130 BoogieDeclarations]: Found specification of procedure read_history_bool [2022-12-14 12:58:22,573 INFO L138 BoogieDeclarations]: Found implementation of procedure read_history_bool [2022-12-14 12:58:22,573 INFO L130 BoogieDeclarations]: Found specification of procedure add_history_type [2022-12-14 12:58:22,574 INFO L138 BoogieDeclarations]: Found implementation of procedure add_history_type [2022-12-14 12:58:22,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 12:58:22,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 12:58:22,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 12:58:22,656 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 12:58:22,658 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 12:58:23,052 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 12:58:23,184 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 12:58:23,184 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 12:58:23,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:58:23 BoogieIcfgContainer [2022-12-14 12:58:23,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 12:58:23,188 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 12:58:23,188 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 12:58:23,190 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 12:58:23,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 12:58:22" (1/3) ... [2022-12-14 12:58:23,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60c0030e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:58:23, skipping insertion in model container [2022-12-14 12:58:23,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:58:22" (2/3) ... [2022-12-14 12:58:23,192 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60c0030e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:58:23, skipping insertion in model container [2022-12-14 12:58:23,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:58:23" (3/3) ... [2022-12-14 12:58:23,193 INFO L112 eAbstractionObserver]: Analyzing ICFG pals_STARTPALS_Triplicated.1.ufo.BOUNDED-10.pals.c [2022-12-14 12:58:23,208 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 12:58:23,208 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 12:58:23,249 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 12:58:23,254 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;@3f90141, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 12:58:23,254 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 12:58:23,258 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) [2022-12-14 12:58:23,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 12:58:23,264 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:58:23,264 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:58:23,265 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:58:23,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:58:23,268 INFO L85 PathProgramCache]: Analyzing trace with hash 96048872, now seen corresponding path program 1 times [2022-12-14 12:58:23,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:58:23,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394848984] [2022-12-14 12:58:23,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:58:23,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:58:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:58:23,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:58:23,460 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:58:23,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394848984] [2022-12-14 12:58:23,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394848984] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:58:23,461 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:58:23,461 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 12:58:23,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50603152] [2022-12-14 12:58:23,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:58:23,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 12:58:23,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:58:23,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 12:58:23,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 12:58:23,493 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) [2022-12-14 12:58:23,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:58:23,617 INFO L93 Difference]: Finished difference Result 266 states and 444 transitions. [2022-12-14 12:58:23,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 12:58:23,619 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 [2022-12-14 12:58:23,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:58:23,625 INFO L225 Difference]: With dead ends: 266 [2022-12-14 12:58:23,626 INFO L226 Difference]: Without dead ends: 136 [2022-12-14 12:58:23,628 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 [2022-12-14 12:58:23,631 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 6 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:58:23,631 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 525 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:58:23,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2022-12-14 12:58:23,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 134. [2022-12-14 12:58:23,662 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) [2022-12-14 12:58:23,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 203 transitions. [2022-12-14 12:58:23,664 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 203 transitions. Word has length 14 [2022-12-14 12:58:23,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:58:23,665 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 203 transitions. [2022-12-14 12:58:23,665 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) [2022-12-14 12:58:23,665 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 203 transitions. [2022-12-14 12:58:23,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 12:58:23,666 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:58:23,666 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:58:23,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 12:58:23,667 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:58:23,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:58:23,667 INFO L85 PathProgramCache]: Analyzing trace with hash -1260125447, now seen corresponding path program 1 times [2022-12-14 12:58:23,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:58:23,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696941809] [2022-12-14 12:58:23,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:58:23,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:58:23,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:58:23,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:58:23,713 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:58:23,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696941809] [2022-12-14 12:58:23,714 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696941809] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:58:23,714 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:58:23,714 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 12:58:23,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286367420] [2022-12-14 12:58:23,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:58:23,715 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 12:58:23,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:58:23,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 12:58:23,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 12:58:23,716 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) [2022-12-14 12:58:23,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:58:23,804 INFO L93 Difference]: Finished difference Result 280 states and 428 transitions. [2022-12-14 12:58:23,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 12:58:23,805 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 [2022-12-14 12:58:23,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:58:23,806 INFO L225 Difference]: With dead ends: 280 [2022-12-14 12:58:23,807 INFO L226 Difference]: Without dead ends: 148 [2022-12-14 12:58:23,808 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 [2022-12-14 12:58:23,809 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 22 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:58:23,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 536 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 12:58:23,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2022-12-14 12:58:23,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 146. [2022-12-14 12:58:23,824 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) [2022-12-14 12:58:23,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 218 transitions. [2022-12-14 12:58:23,826 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 218 transitions. Word has length 15 [2022-12-14 12:58:23,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:58:23,827 INFO L495 AbstractCegarLoop]: Abstraction has 146 states and 218 transitions. [2022-12-14 12:58:23,827 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) [2022-12-14 12:58:23,827 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 218 transitions. [2022-12-14 12:58:23,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 12:58:23,828 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:58:23,828 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:58:23,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 12:58:23,829 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:58:23,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:58:23,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1515922935, now seen corresponding path program 1 times [2022-12-14 12:58:23,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:58:23,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484962289] [2022-12-14 12:58:23,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:58:23,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:58:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:58:23,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:58:23,889 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:58:23,889 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484962289] [2022-12-14 12:58:23,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484962289] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:58:23,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:58:23,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:58:23,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599100594] [2022-12-14 12:58:23,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:58:23,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:58:23,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:58:23,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:58:23,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:58:23,892 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) [2022-12-14 12:58:23,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:58:23,944 INFO L93 Difference]: Finished difference Result 312 states and 474 transitions. [2022-12-14 12:58:23,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:58:23,944 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 [2022-12-14 12:58:23,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:58:23,946 INFO L225 Difference]: With dead ends: 312 [2022-12-14 12:58:23,946 INFO L226 Difference]: Without dead ends: 175 [2022-12-14 12:58:23,947 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 [2022-12-14 12:58:23,948 INFO L413 NwaCegarLoop]: 186 mSDtfsCounter, 22 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:58:23,949 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 367 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 12:58:23,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2022-12-14 12:58:23,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 148. [2022-12-14 12:58:23,962 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) [2022-12-14 12:58:23,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 220 transitions. [2022-12-14 12:58:23,963 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 220 transitions. Word has length 19 [2022-12-14 12:58:23,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:58:23,964 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 220 transitions. [2022-12-14 12:58:23,964 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) [2022-12-14 12:58:23,964 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 220 transitions. [2022-12-14 12:58:23,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 12:58:23,965 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:58:23,965 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] [2022-12-14 12:58:23,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 12:58:23,965 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:58:23,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:58:23,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1654724394, now seen corresponding path program 1 times [2022-12-14 12:58:23,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:58:23,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715247298] [2022-12-14 12:58:23,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:58:23,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:58:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:58:24,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:58:24,016 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:58:24,016 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715247298] [2022-12-14 12:58:24,016 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715247298] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:58:24,016 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:58:24,017 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 12:58:24,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528010612] [2022-12-14 12:58:24,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:58:24,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:58:24,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:58:24,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:58:24,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:58:24,018 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) [2022-12-14 12:58:24,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:58:24,060 INFO L93 Difference]: Finished difference Result 249 states and 371 transitions. [2022-12-14 12:58:24,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:58:24,061 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 [2022-12-14 12:58:24,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:58:24,062 INFO L225 Difference]: With dead ends: 249 [2022-12-14 12:58:24,062 INFO L226 Difference]: Without dead ends: 148 [2022-12-14 12:58:24,063 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 [2022-12-14 12:58:24,064 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 0 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:58:24,065 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 363 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 12:58:24,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2022-12-14 12:58:24,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2022-12-14 12:58:24,075 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) [2022-12-14 12:58:24,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 217 transitions. [2022-12-14 12:58:24,077 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 217 transitions. Word has length 27 [2022-12-14 12:58:24,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:58:24,077 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 217 transitions. [2022-12-14 12:58:24,077 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) [2022-12-14 12:58:24,078 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions. [2022-12-14 12:58:24,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 12:58:24,078 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:58:24,079 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] [2022-12-14 12:58:24,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 12:58:24,079 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:58:24,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:58:24,079 INFO L85 PathProgramCache]: Analyzing trace with hash 737566189, now seen corresponding path program 1 times [2022-12-14 12:58:24,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:58:24,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270958891] [2022-12-14 12:58:24,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:58:24,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:58:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:58:24,141 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:58:24,141 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:58:24,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270958891] [2022-12-14 12:58:24,142 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270958891] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:58:24,142 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:58:24,142 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 12:58:24,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602392038] [2022-12-14 12:58:24,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:58:24,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 12:58:24,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:58:24,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 12:58:24,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 12:58:24,144 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) [2022-12-14 12:58:24,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:58:24,206 INFO L93 Difference]: Finished difference Result 288 states and 425 transitions. [2022-12-14 12:58:24,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 12:58:24,207 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 [2022-12-14 12:58:24,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:58:24,208 INFO L225 Difference]: With dead ends: 288 [2022-12-14 12:58:24,208 INFO L226 Difference]: Without dead ends: 150 [2022-12-14 12:58:24,209 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 [2022-12-14 12:58:24,210 INFO L413 NwaCegarLoop]: 180 mSDtfsCounter, 0 mSDsluCounter, 531 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 12:58:24,210 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 711 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 12:58:24,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2022-12-14 12:58:24,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 148. [2022-12-14 12:58:24,219 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) [2022-12-14 12:58:24,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 216 transitions. [2022-12-14 12:58:24,221 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 216 transitions. Word has length 30 [2022-12-14 12:58:24,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:58:24,221 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 216 transitions. [2022-12-14 12:58:24,221 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) [2022-12-14 12:58:24,221 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 216 transitions. [2022-12-14 12:58:24,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 12:58:24,222 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:58:24,222 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] [2022-12-14 12:58:24,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 12:58:24,223 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:58:24,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:58:24,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1142805188, now seen corresponding path program 1 times [2022-12-14 12:58:24,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:58:24,223 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709291108] [2022-12-14 12:58:24,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:58:24,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:58:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:58:24,278 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:58:24,279 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:58:24,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709291108] [2022-12-14 12:58:24,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709291108] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 12:58:24,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [135982510] [2022-12-14 12:58:24,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:58:24,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:58:24,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:58:24,280 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:58:24,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 12:58:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:58:24,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 12:58:24,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:58:24,390 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:58:24,390 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 12:58:24,425 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:58:24,426 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [135982510] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 12:58:24,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1147654441] [2022-12-14 12:58:24,443 INFO L159 IcfgInterpreter]: Started Sifa with 27 locations of interest [2022-12-14 12:58:24,444 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 12:58:24,447 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 12:58:24,452 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 12:58:24,452 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 12:58:24,952 INFO L197 IcfgInterpreter]: Interpreting procedure add_history_type with input of size 121 for LOIs [2022-12-14 12:58:25,895 INFO L197 IcfgInterpreter]: Interpreting procedure read_history_bool with input of size 96 for LOIs [2022-12-14 12:58:26,046 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 12:58:28,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1147654441] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:58:28,949 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-12-14 12:58:28,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [4, 4, 4] total 22 [2022-12-14 12:58:28,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842181709] [2022-12-14 12:58:28,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:58:28,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-12-14 12:58:28,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:58:28,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-12-14 12:58:28,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=395, Unknown=0, NotChecked=0, Total=462 [2022-12-14 12:58:28,951 INFO L87 Difference]: Start difference. First operand 148 states and 216 transitions. Second operand has 18 states, 16 states have (on average 1.375) internal successors, (22), 13 states have internal predecessors, (22), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 12:58:33,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:58:33,192 INFO L93 Difference]: Finished difference Result 320 states and 464 transitions. [2022-12-14 12:58:33,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-12-14 12:58:33,193 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 [2022-12-14 12:58:33,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:58:33,194 INFO L225 Difference]: With dead ends: 320 [2022-12-14 12:58:33,194 INFO L226 Difference]: Without dead ends: 173 [2022-12-14 12:58:33,195 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 76 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=163, Invalid=829, Unknown=0, NotChecked=0, Total=992 [2022-12-14 12:58:33,196 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 58 mSDsluCounter, 1395 mSDsCounter, 0 mSdLazyCounter, 918 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 1565 SdHoareTripleChecker+Invalid, 938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-12-14 12:58:33,196 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 1565 Invalid, 938 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 918 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-12-14 12:58:33,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2022-12-14 12:58:33,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 168. [2022-12-14 12:58:33,208 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) [2022-12-14 12:58:33,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 236 transitions. [2022-12-14 12:58:33,209 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 236 transitions. Word has length 32 [2022-12-14 12:58:33,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:58:33,209 INFO L495 AbstractCegarLoop]: Abstraction has 168 states and 236 transitions. [2022-12-14 12:58:33,209 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) [2022-12-14 12:58:33,209 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 236 transitions. [2022-12-14 12:58:33,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-14 12:58:33,210 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:58:33,210 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:58:33,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 12:58:33,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:58:33,412 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:58:33,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:58:33,413 INFO L85 PathProgramCache]: Analyzing trace with hash 129164542, now seen corresponding path program 1 times [2022-12-14 12:58:33,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:58:33,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824084563] [2022-12-14 12:58:33,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:58:33,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:58:33,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:58:33,478 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 12:58:33,478 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:58:33,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824084563] [2022-12-14 12:58:33,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824084563] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 12:58:33,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [648594399] [2022-12-14 12:58:33,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:58:33,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:58:33,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:58:33,480 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:58:33,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 12:58:33,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:58:33,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 12:58:33,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:58:33,553 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 12:58:33,553 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 12:58:33,580 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 12:58:33,580 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [648594399] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 12:58:33,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1389575978] [2022-12-14 12:58:33,583 INFO L159 IcfgInterpreter]: Started Sifa with 32 locations of interest [2022-12-14 12:58:33,584 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 12:58:33,584 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 12:58:33,584 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 12:58:33,584 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 12:58:33,923 INFO L197 IcfgInterpreter]: Interpreting procedure add_history_type with input of size 121 for LOIs [2022-12-14 12:58:35,205 INFO L197 IcfgInterpreter]: Interpreting procedure read_history_bool with input of size 96 for LOIs [2022-12-14 12:58:35,382 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 12:58:38,450 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1389575978] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:58:38,450 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-12-14 12:58:38,450 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [4, 4, 4] total 23 [2022-12-14 12:58:38,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326559904] [2022-12-14 12:58:38,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:58:38,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-12-14 12:58:38,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:58:38,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-12-14 12:58:38,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=436, Unknown=0, NotChecked=0, Total=506 [2022-12-14 12:58:38,451 INFO L87 Difference]: Start difference. First operand 168 states and 236 transitions. Second operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 14 states have internal predecessors, (27), 5 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-12-14 12:58:43,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:58:43,011 INFO L93 Difference]: Finished difference Result 173 states and 242 transitions. [2022-12-14 12:58:43,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-12-14 12:58:43,012 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 1.5) internal successors, (27), 14 states have internal predecessors, (27), 5 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 49 [2022-12-14 12:58:43,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:58:43,012 INFO L225 Difference]: With dead ends: 173 [2022-12-14 12:58:43,012 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 12:58:43,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 120 SyntacticMatches, 8 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 345 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=165, Invalid=957, Unknown=0, NotChecked=0, Total=1122 [2022-12-14 12:58:43,013 INFO L413 NwaCegarLoop]: 12 mSDtfsCounter, 39 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 12:58:43,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 60 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 12:58:43,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 12:58:43,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 12:58:43,014 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) [2022-12-14 12:58:43,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 12:58:43,014 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 49 [2022-12-14 12:58:43,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:58:43,014 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 12:58:43,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 1.5) internal successors, (27), 14 states have internal predecessors, (27), 5 states have call successors, (6), 3 states have call predecessors, (6), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-12-14 12:58:43,015 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 12:58:43,015 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 12:58:43,016 INFO L805 garLoopResultBuilder]: Registering result SAFE for location assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 12:58:43,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-12-14 12:58:43,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:58:43,221 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 12:58:46,141 INFO L902 garLoopResultBuilder]: At program point L116(line 116) the Hoare annotation is: true [2022-12-14 12:58:46,141 INFO L899 garLoopResultBuilder]: For program point read_history_int8FINAL(lines 101 120) no Hoare annotation was computed. [2022-12-14 12:58:46,141 INFO L899 garLoopResultBuilder]: For program point L116-1(line 116) no Hoare annotation was computed. [2022-12-14 12:58:46,141 INFO L899 garLoopResultBuilder]: For program point L106(lines 106 117) no Hoare annotation was computed. [2022-12-14 12:58:46,141 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 101 120) the Hoare annotation is: true [2022-12-14 12:58:46,141 INFO L899 garLoopResultBuilder]: For program point read_history_int8EXIT(lines 101 120) no Hoare annotation was computed. [2022-12-14 12:58:46,141 INFO L899 garLoopResultBuilder]: For program point L126(lines 126 157) no Hoare annotation was computed. [2022-12-14 12:58:46,141 INFO L899 garLoopResultBuilder]: For program point read_history_boolFINAL(lines 121 160) no Hoare annotation was computed. [2022-12-14 12:58:46,141 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 121 160) the Hoare annotation is: true [2022-12-14 12:58:46,142 INFO L899 garLoopResultBuilder]: For program point read_history_boolEXIT(lines 121 160) no Hoare annotation was computed. [2022-12-14 12:58:46,142 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)))) [2022-12-14 12:58:46,142 INFO L899 garLoopResultBuilder]: For program point L156-1(line 156) no Hoare annotation was computed. [2022-12-14 12:58:46,142 INFO L899 garLoopResultBuilder]: For program point L146(lines 146 157) no Hoare annotation was computed. [2022-12-14 12:58:46,142 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 157) no Hoare annotation was computed. [2022-12-14 12:58:46,143 INFO L899 garLoopResultBuilder]: For program point assertEXIT(lines 528 539) no Hoare annotation was computed. [2022-12-14 12:58:46,143 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 528 539) the Hoare annotation is: true [2022-12-14 12:58:46,143 INFO L899 garLoopResultBuilder]: For program point L535(line 535) no Hoare annotation was computed. [2022-12-14 12:58:46,143 INFO L899 garLoopResultBuilder]: For program point L533(lines 533 537) no Hoare annotation was computed. [2022-12-14 12:58:46,143 INFO L899 garLoopResultBuilder]: For program point assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 535) no Hoare annotation was computed. [2022-12-14 12:58:46,143 INFO L899 garLoopResultBuilder]: For program point L533-2(lines 528 539) no Hoare annotation was computed. [2022-12-14 12:58:46,143 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 285) no Hoare annotation was computed. [2022-12-14 12:58:46,143 INFO L895 garLoopResultBuilder]: At program point L217(line 217) the Hoare annotation is: false [2022-12-14 12:58:46,143 INFO L899 garLoopResultBuilder]: For program point L217-1(line 217) no Hoare annotation was computed. [2022-12-14 12:58:46,143 INFO L899 garLoopResultBuilder]: For program point L465(lines 465 469) no Hoare annotation was computed. [2022-12-14 12:58:46,144 INFO L899 garLoopResultBuilder]: For program point L300(line 300) no Hoare annotation was computed. [2022-12-14 12:58:46,144 INFO L899 garLoopResultBuilder]: For program point L218(lines 218 220) no Hoare annotation was computed. [2022-12-14 12:58:46,144 INFO L899 garLoopResultBuilder]: For program point L301(lines 301 319) no Hoare annotation was computed. [2022-12-14 12:58:46,144 INFO L895 garLoopResultBuilder]: At program point L268(line 268) the Hoare annotation is: false [2022-12-14 12:58:46,144 INFO L895 garLoopResultBuilder]: At program point L301-1(lines 301 319) the Hoare annotation is: false [2022-12-14 12:58:46,144 INFO L899 garLoopResultBuilder]: For program point L268-1(line 268) no Hoare annotation was computed. [2022-12-14 12:58:46,144 INFO L895 garLoopResultBuilder]: At program point L302(line 302) the Hoare annotation is: false [2022-12-14 12:58:46,144 INFO L899 garLoopResultBuilder]: For program point L302-1(line 302) no Hoare annotation was computed. [2022-12-14 12:58:46,144 INFO L895 garLoopResultBuilder]: At program point L269-2(lines 269 271) the Hoare annotation is: false [2022-12-14 12:58:46,144 INFO L899 garLoopResultBuilder]: For program point L451(lines 451 469) no Hoare annotation was computed. [2022-12-14 12:58:46,144 INFO L895 garLoopResultBuilder]: At program point L468(line 468) the Hoare annotation is: false [2022-12-14 12:58:46,144 INFO L899 garLoopResultBuilder]: For program point L468-1(lines 441 469) no Hoare annotation was computed. [2022-12-14 12:58:46,145 INFO L899 garLoopResultBuilder]: For program point L303(lines 303 318) no Hoare annotation was computed. [2022-12-14 12:58:46,145 INFO L895 garLoopResultBuilder]: At program point L171(line 171) the Hoare annotation is: false [2022-12-14 12:58:46,145 INFO L895 garLoopResultBuilder]: At program point L171-1(lines 161 175) the Hoare annotation is: false [2022-12-14 12:58:46,145 INFO L899 garLoopResultBuilder]: For program point L320(line 320) no Hoare annotation was computed. [2022-12-14 12:58:46,145 INFO L895 garLoopResultBuilder]: At program point L221(line 221) the Hoare annotation is: false [2022-12-14 12:58:46,145 INFO L899 garLoopResultBuilder]: For program point L221-1(line 221) no Hoare annotation was computed. [2022-12-14 12:58:46,145 INFO L895 garLoopResultBuilder]: At program point L304(line 304) the Hoare annotation is: false [2022-12-14 12:58:46,145 INFO L899 garLoopResultBuilder]: For program point L304-1(line 304) no Hoare annotation was computed. [2022-12-14 12:58:46,145 INFO L899 garLoopResultBuilder]: For program point L321(lines 321 332) no Hoare annotation was computed. [2022-12-14 12:58:46,145 INFO L899 garLoopResultBuilder]: For program point L321-1(lines 321 332) no Hoare annotation was computed. [2022-12-14 12:58:46,145 INFO L899 garLoopResultBuilder]: For program point L305(lines 305 317) no Hoare annotation was computed. [2022-12-14 12:58:46,146 INFO L899 garLoopResultBuilder]: For program point L272(line 272) no Hoare annotation was computed. [2022-12-14 12:58:46,146 INFO L895 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: false [2022-12-14 12:58:46,146 INFO L899 garLoopResultBuilder]: For program point L322-1(line 322) no Hoare annotation was computed. [2022-12-14 12:58:46,146 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 12:58:46,146 INFO L895 garLoopResultBuilder]: At program point L306(line 306) the Hoare annotation is: false [2022-12-14 12:58:46,146 INFO L899 garLoopResultBuilder]: For program point L306-1(line 306) no Hoare annotation was computed. [2022-12-14 12:58:46,146 INFO L895 garLoopResultBuilder]: At program point L273-2(lines 273 275) the Hoare annotation is: false [2022-12-14 12:58:46,146 INFO L895 garLoopResultBuilder]: At program point L521(line 521) the Hoare annotation is: false [2022-12-14 12:58:46,146 INFO L899 garLoopResultBuilder]: For program point L521-1(line 521) no Hoare annotation was computed. [2022-12-14 12:58:46,146 INFO L899 garLoopResultBuilder]: For program point L323(lines 323 331) no Hoare annotation was computed. [2022-12-14 12:58:46,146 INFO L895 garLoopResultBuilder]: At program point L406(line 406) the Hoare annotation is: false [2022-12-14 12:58:46,147 INFO L895 garLoopResultBuilder]: At program point L406-1(lines 404 427) the Hoare annotation is: false [2022-12-14 12:58:46,147 INFO L899 garLoopResultBuilder]: For program point L307(lines 307 314) no Hoare annotation was computed. [2022-12-14 12:58:46,147 INFO L895 garLoopResultBuilder]: At program point L324(line 324) the Hoare annotation is: false [2022-12-14 12:58:46,147 INFO L899 garLoopResultBuilder]: For program point L324-1(line 324) no Hoare annotation was computed. [2022-12-14 12:58:46,147 INFO L895 garLoopResultBuilder]: At program point L308(line 308) the Hoare annotation is: false [2022-12-14 12:58:46,147 INFO L899 garLoopResultBuilder]: For program point L308-1(line 308) no Hoare annotation was computed. [2022-12-14 12:58:46,147 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) (= 51 (select |#length| 2)) (= ~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) (<= 0 (+ ~votedValue_History_2~0 128)) (<= 0 (+ ~VALUE1~0 128)) (<= ~VALUE1~0 127) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~g2v_new~0 0))) [2022-12-14 12:58:46,148 INFO L899 garLoopResultBuilder]: For program point L209-1(line 209) no Hoare annotation was computed. [2022-12-14 12:58:46,148 INFO L899 garLoopResultBuilder]: For program point L325(lines 325 330) no Hoare annotation was computed. [2022-12-14 12:58:46,148 INFO L899 garLoopResultBuilder]: For program point L441(lines 441 469) no Hoare annotation was computed. [2022-12-14 12:58:46,148 INFO L895 garLoopResultBuilder]: At program point L375(line 375) the Hoare annotation is: false [2022-12-14 12:58:46,148 INFO L895 garLoopResultBuilder]: At program point L375-1(lines 373 396) the Hoare annotation is: false [2022-12-14 12:58:46,148 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 311) no Hoare annotation was computed. [2022-12-14 12:58:46,148 INFO L899 garLoopResultBuilder]: For program point L276(line 276) no Hoare annotation was computed. [2022-12-14 12:58:46,148 INFO L899 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2022-12-14 12:58:46,148 INFO L895 garLoopResultBuilder]: At program point L326(line 326) the Hoare annotation is: false [2022-12-14 12:58:46,148 INFO L899 garLoopResultBuilder]: For program point L326-1(line 326) no Hoare annotation was computed. [2022-12-14 12:58:46,148 INFO L895 garLoopResultBuilder]: At program point L260-1(line 260) the Hoare annotation is: false [2022-12-14 12:58:46,149 INFO L895 garLoopResultBuilder]: At program point L508-2(lines 508 524) the Hoare annotation is: false [2022-12-14 12:58:46,149 INFO L899 garLoopResultBuilder]: For program point L277-2(lines 266 297) no Hoare annotation was computed. [2022-12-14 12:58:46,149 INFO L899 garLoopResultBuilder]: For program point L459(lines 459 469) no Hoare annotation was computed. [2022-12-14 12:58:46,149 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-14 12:58:46,149 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 329) no Hoare annotation was computed. [2022-12-14 12:58:46,149 INFO L899 garLoopResultBuilder]: For program point L261(line 261) no Hoare annotation was computed. [2022-12-14 12:58:46,149 INFO L895 garLoopResultBuilder]: At program point L344(line 344) the Hoare annotation is: false [2022-12-14 12:58:46,149 INFO L895 garLoopResultBuilder]: At program point L344-1(lines 342 365) the Hoare annotation is: false [2022-12-14 12:58:46,149 INFO L899 garLoopResultBuilder]: For program point L262(lines 262 299) no Hoare annotation was computed. [2022-12-14 12:58:46,149 INFO L895 garLoopResultBuilder]: At program point L262-1(lines 262 299) the Hoare annotation is: false [2022-12-14 12:58:46,149 INFO L899 garLoopResultBuilder]: For program point L444(lines 444 469) no Hoare annotation was computed. [2022-12-14 12:58:46,150 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) (= 51 (select |#length| 2)) (= ~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) (<= 0 (+ ~votedValue_History_2~0 128)) (<= 0 (+ ~VALUE1~0 128)) (<= ~VALUE1~0 127) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (= ~g2v_new~0 0))) [2022-12-14 12:58:46,150 INFO L899 garLoopResultBuilder]: For program point L213-1(line 213) no Hoare annotation was computed. [2022-12-14 12:58:46,150 INFO L895 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2022-12-14 12:58:46,150 INFO L899 garLoopResultBuilder]: For program point L263-1(line 263) no Hoare annotation was computed. [2022-12-14 12:58:46,150 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 216) no Hoare annotation was computed. [2022-12-14 12:58:46,150 INFO L899 garLoopResultBuilder]: For program point L462(lines 462 469) no Hoare annotation was computed. [2022-12-14 12:58:46,150 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 298) no Hoare annotation was computed. [2022-12-14 12:58:46,150 INFO L899 garLoopResultBuilder]: For program point L281(lines 281 291) no Hoare annotation was computed. [2022-12-14 12:58:46,150 INFO L895 garLoopResultBuilder]: At program point check_returnLabel#1(lines 228 335) the Hoare annotation is: false [2022-12-14 12:58:46,151 INFO L895 garLoopResultBuilder]: At program point L265(line 265) the Hoare annotation is: false [2022-12-14 12:58:46,151 INFO L899 garLoopResultBuilder]: For program point L265-1(line 265) no Hoare annotation was computed. [2022-12-14 12:58:46,151 INFO L899 garLoopResultBuilder]: For program point L166(lines 166 172) no Hoare annotation was computed. [2022-12-14 12:58:46,151 INFO L899 garLoopResultBuilder]: For program point L282(lines 282 288) no Hoare annotation was computed. [2022-12-14 12:58:46,151 INFO L895 garLoopResultBuilder]: At program point init_returnLabel#1(lines 201 227) the Hoare annotation is: (= |ULTIMATE.start_init_#res#1| 0) [2022-12-14 12:58:46,151 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 297) no Hoare annotation was computed. [2022-12-14 12:58:46,151 INFO L895 garLoopResultBuilder]: At program point $Ultimate##126(lines 294 296) the Hoare annotation is: false [2022-12-14 12:58:46,151 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 (= ~g3v~0 0))) (.cse18 (not (= (select |#valid| 1) 1))) (.cse19 (not (<= ~votedValue_History_2~0 127))) (.cse20 (not (= ~g2v_old~0 0))) (.cse21 (not (= |#NULL.base| 0))) (.cse22 (not (= (+ ~nomsg~0 1) 0))) (.cse23 (not (<= ~votedValue_History_1~0 127))) (.cse24 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse25 (not (<= ~VALUE3~0 127))) (.cse26 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse27 (not (= (select |#valid| 2) 1))) (.cse28 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse29 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse30 (not (= 51 (select |#length| 2)))) (.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)))) [2022-12-14 12:58:46,152 INFO L899 garLoopResultBuilder]: For program point L85-1(line 85) no Hoare annotation was computed. [2022-12-14 12:58:46,152 INFO L895 garLoopResultBuilder]: At program point L73(line 73) the Hoare annotation is: (or (let ((.cse0 (+ 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) (= add_history_type_~history_id 0) (<= 0 .cse0) (<= .cse0 0))) (let ((.cse35 (select |#memory_int| 1))) (let ((.cse1 (not (<= ~votedValue_History_0~0 127))) (.cse2 (not (= ~g3v_old~0 0))) (.cse3 (not (= ~g3v_new~0 0))) (.cse4 (not (<= 0 (+ ~votedValue_History_1~0 128)))) (.cse5 (not (= ~g1v_new~0 0))) (.cse6 (not (= (select .cse35 0) 48))) (.cse7 (not (= |#NULL.offset| 0))) (.cse8 (not (= ~g2v~0 0))) (.cse9 (not (<= ~VALUE1~0 127))) (.cse10 (not (= 2 (select |#length| 1)))) (.cse11 (not (= ~g2v_new~0 0))) (.cse12 (not (< 0 |#StackHeapBarrier|))) (.cse13 (not (= (select |#valid| 3) 1))) (.cse14 (not (= ~g1v_old~0 0))) (.cse15 (not (= (select |#length| 3) 12))) (.cse16 (not (= (select |#valid| 0) 0))) (.cse17 (not (= (select .cse35 1) 0))) (.cse18 (not (= ~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 (= 51 (select |#length| 2)))) (.cse32 (not (= ~g1v~0 0))) (.cse33 (not (<= 0 (+ ~VALUE1~0 128)))) (.cse34 (not (<= ~VALUE2~0 127)))) (and (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (not (= |add_history_type_#in~history_id| 1)) .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34) (or .cse1 .cse2 .cse3 .cse4 .cse5 (not (= |add_history_type_#in~history_id| 0)) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34))))) [2022-12-14 12:58:46,152 INFO L899 garLoopResultBuilder]: For program point L73-1(line 73) no Hoare annotation was computed. [2022-12-14 12:58:46,152 INFO L899 garLoopResultBuilder]: For program point L90(lines 90 95) no Hoare annotation was computed. [2022-12-14 12:58:46,152 INFO L899 garLoopResultBuilder]: For program point L90-2(lines 72 95) no Hoare annotation was computed. [2022-12-14 12:58:46,152 INFO L899 garLoopResultBuilder]: For program point L86(lines 86 88) no Hoare annotation was computed. [2022-12-14 12:58:46,152 INFO L899 garLoopResultBuilder]: For program point L78(lines 78 95) no Hoare annotation was computed. [2022-12-14 12:58:46,153 INFO L899 garLoopResultBuilder]: For program point L74(lines 74 76) no Hoare annotation was computed. [2022-12-14 12:58:46,153 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 (= ~g3v~0 0))) (.cse18 (not (= (select |#valid| 1) 1))) (.cse19 (not (<= ~votedValue_History_2~0 127))) (.cse20 (not (= ~g2v_old~0 0))) (.cse21 (not (= |#NULL.base| 0))) (.cse22 (not (= (+ ~nomsg~0 1) 0))) (.cse23 (not (<= ~votedValue_History_1~0 127))) (.cse24 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse25 (not (<= ~VALUE3~0 127))) (.cse26 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse27 (not (= (select |#valid| 2) 1))) (.cse28 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse29 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse30 (not (= 51 (select |#length| 2)))) (.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)))) [2022-12-14 12:58:46,153 INFO L899 garLoopResultBuilder]: For program point L91-1(line 91) no Hoare annotation was computed. [2022-12-14 12:58:46,153 INFO L899 garLoopResultBuilder]: For program point add_history_typeEXIT(lines 57 100) no Hoare annotation was computed. [2022-12-14 12:58:46,154 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 (= ~g3v~0 0))) (.cse21 (not (= (select |#valid| 1) 1))) (.cse22 (not (<= ~votedValue_History_2~0 127))) (.cse23 (not (= ~g2v_old~0 0))) (.cse24 (not (= |#NULL.base| 0))) (.cse25 (not (= (+ ~nomsg~0 1) 0))) (.cse26 (not (<= ~votedValue_History_1~0 127))) (.cse27 (not (<= 0 (+ ~votedValue_History_0~0 128)))) (.cse28 (not (<= ~VALUE3~0 127))) (.cse29 (not (<= 0 (+ ~votedValue_History_2~0 128)))) (.cse30 (not (= (select |#valid| 2) 1))) (.cse31 (not (<= 0 (+ ~VALUE3~0 128)))) (.cse32 (not (<= 0 (+ ~VALUE2~0 128)))) (.cse33 (not (= 51 (select |#length| 2)))) (.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)))) [2022-12-14 12:58:46,154 INFO L899 garLoopResultBuilder]: For program point L79-1(line 79) no Hoare annotation was computed. [2022-12-14 12:58:46,154 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 57 100) the Hoare annotation is: true [2022-12-14 12:58:46,154 INFO L895 garLoopResultBuilder]: At program point L71-2(lines 71 97) the Hoare annotation is: (let ((.cse2 (not (= |add_history_type_#in~history_id| 0)))) (let ((.cse1 (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 (= ~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 (= 51 (select |#length| 2)))) (.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 .cse2 .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 (or (let ((.cse0 (+ 2 add_history_type_~ini_int~0))) (and (<= 0 add_history_type_~var~0) (= add_history_type_~ini_bool~0 0) (<= 0 .cse0) (<= .cse0 0) (<= 0 add_history_type_~history_id) (<= add_history_type_~history_id 1))) .cse1) (let ((.cse3 (= add_history_type_~history_id 0))) (or .cse2 (and (= add_history_type_~tmp~0 (mod add_history_type_~ini_bool~0 256)) .cse3 (<= add_history_type_~var~0 3)) (and (= add_history_type_~var~0 0) .cse3) .cse1))))) [2022-12-14 12:58:46,154 INFO L899 garLoopResultBuilder]: For program point L92(lines 92 94) no Hoare annotation was computed. [2022-12-14 12:58:46,154 INFO L899 garLoopResultBuilder]: For program point L84(lines 84 95) no Hoare annotation was computed. [2022-12-14 12:58:46,154 INFO L899 garLoopResultBuilder]: For program point L80(lines 80 82) no Hoare annotation was computed. [2022-12-14 12:58:46,155 INFO L899 garLoopResultBuilder]: For program point L72(lines 72 95) no Hoare annotation was computed. [2022-12-14 12:58:46,155 INFO L899 garLoopResultBuilder]: For program point add_history_typeFINAL(lines 57 100) no Hoare annotation was computed. [2022-12-14 12:58:46,155 INFO L899 garLoopResultBuilder]: For program point L191(lines 191 197) no Hoare annotation was computed. [2022-12-14 12:58:46,155 INFO L899 garLoopResultBuilder]: For program point L186(lines 186 197) no Hoare annotation was computed. [2022-12-14 12:58:46,155 INFO L899 garLoopResultBuilder]: For program point write_history_boolEXIT(lines 176 200) no Hoare annotation was computed. [2022-12-14 12:58:46,155 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 197) no Hoare annotation was computed. [2022-12-14 12:58:46,155 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 176 200) the Hoare annotation is: true [2022-12-14 12:58:46,155 INFO L902 garLoopResultBuilder]: At program point L196(line 196) the Hoare annotation is: true [2022-12-14 12:58:46,155 INFO L899 garLoopResultBuilder]: For program point L196-1(lines 176 200) no Hoare annotation was computed. [2022-12-14 12:58:46,158 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:58:46,159 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 12:58:46,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 12:58:46 BoogieIcfgContainer [2022-12-14 12:58:46,176 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 12:58:46,176 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 12:58:46,176 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 12:58:46,176 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 12:58:46,177 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:58:23" (3/4) ... [2022-12-14 12:58:46,179 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 12:58:46,183 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_history_int8 [2022-12-14 12:58:46,183 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_history_bool [2022-12-14 12:58:46,183 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert [2022-12-14 12:58:46,183 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_history_type [2022-12-14 12:58:46,183 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure write_history_bool [2022-12-14 12:58:46,189 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2022-12-14 12:58:46,190 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-12-14 12:58:46,190 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 12:58:46,191 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 12:58:46,210 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == 0 [2022-12-14 12:58:46,210 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((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)) || !(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)) || !(51 == unknown-#length-unknown[2])) || !(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)) || !(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)) || !(51 == unknown-#length-unknown[2])) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)))) && (((!(\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)) || !(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)) || !(51 == unknown-#length-unknown[2])) || !(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)) || !(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)) || !(51 == unknown-#length-unknown[2])) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)))) [2022-12-14 12:58:46,240 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 12:58:46,240 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 12:58:46,241 INFO L158 Benchmark]: Toolchain (without parser) took 24038.59ms. Allocated memory was 121.6MB in the beginning and 220.2MB in the end (delta: 98.6MB). Free memory was 86.1MB in the beginning and 159.4MB in the end (delta: -73.3MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2022-12-14 12:58:46,241 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 121.6MB. Free memory is still 96.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 12:58:46,241 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.02ms. Allocated memory is still 121.6MB. Free memory was 86.1MB in the beginning and 70.1MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 12:58:46,241 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.48ms. Allocated memory is still 121.6MB. Free memory was 70.1MB in the beginning and 67.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 12:58:46,242 INFO L158 Benchmark]: Boogie Preprocessor took 34.06ms. Allocated memory is still 121.6MB. Free memory was 67.3MB in the beginning and 64.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 12:58:46,242 INFO L158 Benchmark]: RCFGBuilder took 671.01ms. Allocated memory was 121.6MB in the beginning and 151.0MB in the end (delta: 29.4MB). Free memory was 64.8MB in the beginning and 83.1MB in the end (delta: -18.3MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2022-12-14 12:58:46,242 INFO L158 Benchmark]: TraceAbstraction took 22987.68ms. Allocated memory was 151.0MB in the beginning and 220.2MB in the end (delta: 69.2MB). Free memory was 83.0MB in the beginning and 167.7MB in the end (delta: -84.8MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. [2022-12-14 12:58:46,242 INFO L158 Benchmark]: Witness Printer took 64.36ms. Allocated memory is still 220.2MB. Free memory was 167.7MB in the beginning and 159.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 12:58:46,244 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 121.6MB. Free memory is still 96.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 243.02ms. Allocated memory is still 121.6MB. Free memory was 86.1MB in the beginning and 70.1MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.48ms. Allocated memory is still 121.6MB. Free memory was 70.1MB in the beginning and 67.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.06ms. Allocated memory is still 121.6MB. Free memory was 67.3MB in the beginning and 64.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 671.01ms. Allocated memory was 121.6MB in the beginning and 151.0MB in the end (delta: 29.4MB). Free memory was 64.8MB in the beginning and 83.1MB in the end (delta: -18.3MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * TraceAbstraction took 22987.68ms. Allocated memory was 151.0MB in the beginning and 220.2MB in the end (delta: 69.2MB). Free memory was 83.0MB in the beginning and 167.7MB in the end (delta: -84.8MB). Peak memory consumption was 97.7MB. Max. memory is 16.1GB. * Witness Printer took 64.36ms. Allocated memory is still 220.2MB. Free memory was 167.7MB in the beginning and 159.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. 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: 535]: 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: 22.9s, OverallIterations: 7, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 156 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 147 mSDsluCounter, 4127 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3034 mSDsCounter, 44 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1486 IncrementalHoareTripleChecker+Invalid, 1530 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 44 mSolverCounterUnsat, 1093 mSDtfsCounter, 1486 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 289 GetRequests, 206 SyntacticMatches, 10 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 592 ImplicationChecksByTransitivity, 13.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=168occurred in iteration=6, InterpolantAutomatonStates: 63, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 38 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 493 PreInvPairs, 505 NumberOfFragments, 3181 HoareAnnotationTreeSize, 493 FomulaSimplifications, 64 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 46 FomulaSimplificationsInter, 7606 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 267 NumberOfCodeBlocks, 267 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 337 ConstructedInterpolants, 0 QuantifiedInterpolants, 443 SizeOfPredicates, 0 NumberOfNonLiveVariables, 336 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 85/101 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: OVERALL_TIME: 3.4s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 74, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 129, TOOLS_POST_TIME: 1.2s, TOOLS_POST_CALL_APPLICATIONS: 50, TOOLS_POST_CALL_TIME: 0.8s, TOOLS_POST_RETURN_APPLICATIONS: 42, TOOLS_POST_RETURN_TIME: 0.7s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 221, TOOLS_QUANTIFIERELIM_TIME: 2.6s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.1s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 265, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 49, DOMAIN_JOIN_TIME: 0.5s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME: 0.1s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 74, DOMAIN_ISBOTTOM_TIME: 0.1s, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME: 1.3s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 1.3s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 42, CALL_SUMMARIZER_CACHE_MISSES: 4, CALL_SUMMARIZER_OVERALL_TIME: 0.5s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.5s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 715, DAG_COMPRESSION_RETAINED_NODES: 167, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 228]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: ((((((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)) || !(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)) || !(51 == unknown-#length-unknown[2])) || !(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)) || !(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)) || !(51 == unknown-#length-unknown[2])) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)))) && (((!(\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)) || !(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)) || !(51 == unknown-#length-unknown[2])) || !(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)) || !(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)) || !(51 == unknown-#length-unknown[2])) || !(g1v == 0)) || !(0 <= VALUE1 + 128)) || !(VALUE2 <= 127)))) - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: \result == 0 - 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 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-12-14 12:58:46,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f4e19e2-35ae-424f-808b-d3de95af9288/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE