./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi002_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi002_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE --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 48e6a57243e80a87d178da358ff4ad1dd63b86003507ef0dec3764d15038130a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:16:24,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:16:24,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:16:24,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:16:24,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:16:24,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:16:24,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:16:24,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:16:24,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:16:24,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:16:24,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:16:24,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:16:24,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:16:24,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:16:24,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:16:24,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:16:24,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:16:24,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:16:24,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:16:24,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:16:24,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:16:24,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:16:24,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:16:24,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:16:24,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:16:24,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:16:24,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:16:24,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:16:24,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:16:24,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:16:24,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:16:24,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:16:24,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:16:24,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:16:24,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:16:24,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:16:24,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:16:24,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:16:24,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:16:24,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:16:24,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:16:24,657 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 10:16:24,684 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:16:24,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:16:24,685 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:16:24,685 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:16:24,686 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:16:24,686 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:16:24,686 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:16:24,687 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:16:24,687 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:16:24,687 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:16:24,688 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:16:24,688 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:16:24,688 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:16:24,689 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:16:24,689 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:16:24,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:16:24,690 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:16:24,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:16:24,691 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:16:24,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:16:24,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:16:24,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:16:24,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:16:24,692 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:16:24,692 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:16:24,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:16:24,693 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:16:24,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:16:24,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:16:24,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:16:24,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:16:24,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:16:24,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:16:24,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:16:24,695 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:16:24,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:16:24,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:16:24,696 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:16:24,697 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:16:24,697 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48e6a57243e80a87d178da358ff4ad1dd63b86003507ef0dec3764d15038130a [2021-10-24 10:16:24,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:16:24,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:16:24,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:16:24,982 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:16:24,983 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:16:24,984 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/pthread-wmm/rfi002_tso.i [2021-10-24 10:16:25,074 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/data/26f348b23/54d2061b61d84abdbe2b29d7399c34f3/FLAG7297ceb07 [2021-10-24 10:16:25,582 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:16:25,583 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/sv-benchmarks/c/pthread-wmm/rfi002_tso.i [2021-10-24 10:16:25,604 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/data/26f348b23/54d2061b61d84abdbe2b29d7399c34f3/FLAG7297ceb07 [2021-10-24 10:16:26,057 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/data/26f348b23/54d2061b61d84abdbe2b29d7399c34f3 [2021-10-24 10:16:26,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:16:26,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:16:26,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:16:26,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:16:26,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:16:26,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:16:26" (1/1) ... [2021-10-24 10:16:26,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bfda31c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:16:26, skipping insertion in model container [2021-10-24 10:16:26,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:16:26" (1/1) ... [2021-10-24 10:16:26,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:16:26,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:16:26,335 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/sv-benchmarks/c/pthread-wmm/rfi002_tso.i[987,1000] [2021-10-24 10:16:26,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:16:26,645 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:16:26,657 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/sv-benchmarks/c/pthread-wmm/rfi002_tso.i[987,1000] [2021-10-24 10:16:26,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:16:26,790 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:16:26,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:16:26 WrapperNode [2021-10-24 10:16:26,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:16:26,792 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:16:26,792 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:16:26,792 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:16:26,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:16:26" (1/1) ... [2021-10-24 10:16:26,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:16:26" (1/1) ... [2021-10-24 10:16:26,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:16:26,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:16:26,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:16:26,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:16:26,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:16:26" (1/1) ... [2021-10-24 10:16:26,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:16:26" (1/1) ... [2021-10-24 10:16:26,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:16:26" (1/1) ... [2021-10-24 10:16:26,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:16:26" (1/1) ... [2021-10-24 10:16:26,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:16:26" (1/1) ... [2021-10-24 10:16:26,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:16:26" (1/1) ... [2021-10-24 10:16:26,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:16:26" (1/1) ... [2021-10-24 10:16:26,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:16:26,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:16:26,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:16:26,995 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:16:26,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:16:26" (1/1) ... [2021-10-24 10:16:27,006 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:16:27,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:16:27,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:16:27,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:16:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-24 10:16:27,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-24 10:16:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:16:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-24 10:16:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-24 10:16:27,094 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-24 10:16:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-24 10:16:27,095 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-24 10:16:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-24 10:16:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-24 10:16:27,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:16:27,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:16:27,098 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-24 10:16:30,938 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:16:30,938 INFO L299 CfgBuilder]: Removed 12 assume(true) statements. [2021-10-24 10:16:30,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:16:30 BoogieIcfgContainer [2021-10-24 10:16:30,941 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:16:30,942 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:16:30,943 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:16:30,946 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:16:30,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:16:26" (1/3) ... [2021-10-24 10:16:30,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f736c28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:16:30, skipping insertion in model container [2021-10-24 10:16:30,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:16:26" (2/3) ... [2021-10-24 10:16:30,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f736c28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:16:30, skipping insertion in model container [2021-10-24 10:16:30,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:16:30" (3/3) ... [2021-10-24 10:16:30,949 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_tso.i [2021-10-24 10:16:30,954 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-24 10:16:30,954 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:16:30,955 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 10:16:30,955 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-24 10:16:31,006 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,006 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,006 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,006 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,006 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,006 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,007 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,007 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,007 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,007 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,008 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,008 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,008 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,009 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,009 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,009 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,010 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,010 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,010 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,010 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,011 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,011 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,011 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,012 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,013 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,014 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,015 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,016 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,017 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,018 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,019 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,020 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,021 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,022 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,023 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,023 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,026 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,026 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,026 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,026 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,027 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,033 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,033 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,033 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,033 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,033 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,034 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,034 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,035 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,036 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,037 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,038 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,039 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,039 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,039 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,039 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,040 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,040 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,040 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,040 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,040 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,040 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,040 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,041 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,041 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,041 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,041 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,041 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,041 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,042 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,042 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,042 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,042 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,043 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,043 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,043 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,043 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,043 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,043 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,043 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,044 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,045 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,045 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,045 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,045 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,045 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,051 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,052 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,053 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,053 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,053 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,053 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,053 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,053 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,053 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,053 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,054 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,054 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,054 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,054 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,054 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,054 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,054 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,055 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,059 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,059 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,059 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,059 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,059 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,059 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,060 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,061 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,061 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,063 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,070 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,070 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,070 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,070 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,071 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,072 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,073 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,074 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,079 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,080 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,082 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,083 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,084 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,085 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,086 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,086 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,086 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,086 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,093 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,094 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,094 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,094 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,094 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,094 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,094 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,094 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,095 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,096 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite93| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,097 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,098 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,098 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,099 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,123 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,124 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,124 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,124 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,124 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,124 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,124 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,125 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,125 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,125 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,125 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,125 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,125 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,125 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,125 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,126 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,126 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,126 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,126 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,126 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,126 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,126 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,127 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,127 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,135 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,137 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,137 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,139 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,140 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,141 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-24 10:16:31,143 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-24 10:16:31,195 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 10:16:31,218 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-24 10:16:31,218 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-10-24 10:16:31,237 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-24 10:16:31,247 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 111 places, 106 transitions, 222 flow [2021-10-24 10:16:31,249 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 111 places, 106 transitions, 222 flow [2021-10-24 10:16:31,251 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 111 places, 106 transitions, 222 flow [2021-10-24 10:16:31,298 INFO L129 PetriNetUnfolder]: 2/104 cut-off events. [2021-10-24 10:16:31,298 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-24 10:16:31,301 INFO L84 FinitePrefix]: Finished finitePrefix Result has 111 conditions, 104 events. 2/104 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 52 event pairs, 0 based on Foata normal form. 0/99 useless extension candidates. Maximal degree in co-relation 54. Up to 2 conditions per place. [2021-10-24 10:16:31,304 INFO L116 LiptonReduction]: Number of co-enabled transitions 1276 [2021-10-24 10:16:42,060 INFO L131 LiptonReduction]: Checked pairs total: 4194 [2021-10-24 10:16:42,060 INFO L133 LiptonReduction]: Total number of compositions: 91 [2021-10-24 10:16:42,076 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 31 places, 25 transitions, 60 flow [2021-10-24 10:16:42,120 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 308 states, 303 states have (on average 2.7095709570957096) internal successors, (821), 307 states have internal predecessors, (821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:42,128 INFO L276 IsEmpty]: Start isEmpty. Operand has 308 states, 303 states have (on average 2.7095709570957096) internal successors, (821), 307 states have internal predecessors, (821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:42,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-24 10:16:42,134 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:16:42,135 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2021-10-24 10:16:42,135 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-24 10:16:42,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:16:42,139 INFO L82 PathProgramCache]: Analyzing trace with hash -2113292470, now seen corresponding path program 1 times [2021-10-24 10:16:42,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:16:42,149 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831121263] [2021-10-24 10:16:42,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:16:42,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:16:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:16:42,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:16:42,411 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:16:42,411 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831121263] [2021-10-24 10:16:42,412 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831121263] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:16:42,412 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:16:42,412 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-24 10:16:42,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369150656] [2021-10-24 10:16:42,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-24 10:16:42,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:16:42,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-24 10:16:42,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 10:16:42,442 INFO L87 Difference]: Start difference. First operand has 308 states, 303 states have (on average 2.7095709570957096) internal successors, (821), 307 states have internal predecessors, (821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:42,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:16:42,554 INFO L93 Difference]: Finished difference Result 272 states and 671 transitions. [2021-10-24 10:16:42,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:16:42,557 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2021-10-24 10:16:42,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:16:42,577 INFO L225 Difference]: With dead ends: 272 [2021-10-24 10:16:42,578 INFO L226 Difference]: Without dead ends: 272 [2021-10-24 10:16:42,579 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.2ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 10:16:42,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2021-10-24 10:16:42,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 272. [2021-10-24 10:16:42,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 269 states have (on average 2.4944237918215615) internal successors, (671), 271 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:42,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 671 transitions. [2021-10-24 10:16:42,659 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 671 transitions. Word has length 5 [2021-10-24 10:16:42,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:16:42,659 INFO L470 AbstractCegarLoop]: Abstraction has 272 states and 671 transitions. [2021-10-24 10:16:42,659 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:42,660 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 671 transitions. [2021-10-24 10:16:42,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-24 10:16:42,660 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:16:42,660 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-10-24 10:16:42,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-24 10:16:42,661 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err1ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-24 10:16:42,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:16:42,662 INFO L82 PathProgramCache]: Analyzing trace with hash -1087554942, now seen corresponding path program 1 times [2021-10-24 10:16:42,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:16:42,662 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229601024] [2021-10-24 10:16:42,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:16:42,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:16:42,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:16:42,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:16:42,813 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:16:42,813 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229601024] [2021-10-24 10:16:42,813 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229601024] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:16:42,814 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:16:42,814 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-24 10:16:42,814 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729796481] [2021-10-24 10:16:42,815 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-24 10:16:42,815 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:16:42,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-24 10:16:42,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 10:16:42,816 INFO L87 Difference]: Start difference. First operand 272 states and 671 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:42,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:16:42,842 INFO L93 Difference]: Finished difference Result 236 states and 575 transitions. [2021-10-24 10:16:42,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:16:42,844 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-10-24 10:16:42,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:16:42,846 INFO L225 Difference]: With dead ends: 236 [2021-10-24 10:16:42,847 INFO L226 Difference]: Without dead ends: 224 [2021-10-24 10:16:42,847 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 10:16:42,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2021-10-24 10:16:42,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2021-10-24 10:16:42,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 223 states have (on average 2.4529147982062782) internal successors, (547), 223 states have internal predecessors, (547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:42,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 547 transitions. [2021-10-24 10:16:42,858 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 547 transitions. Word has length 6 [2021-10-24 10:16:42,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:16:42,858 INFO L470 AbstractCegarLoop]: Abstraction has 224 states and 547 transitions. [2021-10-24 10:16:42,858 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:42,859 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 547 transitions. [2021-10-24 10:16:42,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-24 10:16:42,859 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:16:42,860 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:16:42,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-24 10:16:42,860 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-24 10:16:42,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:16:42,861 INFO L82 PathProgramCache]: Analyzing trace with hash -1461005230, now seen corresponding path program 1 times [2021-10-24 10:16:42,861 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:16:42,861 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027431730] [2021-10-24 10:16:42,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:16:42,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:16:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:16:42,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:16:42,961 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:16:42,962 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027431730] [2021-10-24 10:16:42,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027431730] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:16:42,962 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:16:42,963 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-24 10:16:42,963 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831523598] [2021-10-24 10:16:42,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:16:42,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:16:42,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:16:42,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:16:42,969 INFO L87 Difference]: Start difference. First operand 224 states and 547 transitions. Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:43,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:16:43,005 INFO L93 Difference]: Finished difference Result 224 states and 519 transitions. [2021-10-24 10:16:43,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:16:43,005 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-10-24 10:16:43,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:16:43,007 INFO L225 Difference]: With dead ends: 224 [2021-10-24 10:16:43,007 INFO L226 Difference]: Without dead ends: 182 [2021-10-24 10:16:43,008 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.5ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:16:43,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2021-10-24 10:16:43,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 182. [2021-10-24 10:16:43,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 181 states have (on average 2.3591160220994474) internal successors, (427), 181 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:43,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 427 transitions. [2021-10-24 10:16:43,016 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 427 transitions. Word has length 8 [2021-10-24 10:16:43,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:16:43,017 INFO L470 AbstractCegarLoop]: Abstraction has 182 states and 427 transitions. [2021-10-24 10:16:43,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:43,017 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 427 transitions. [2021-10-24 10:16:43,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-24 10:16:43,020 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:16:43,020 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:16:43,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-24 10:16:43,020 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-24 10:16:43,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:16:43,021 INFO L82 PathProgramCache]: Analyzing trace with hash 373231174, now seen corresponding path program 1 times [2021-10-24 10:16:43,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:16:43,021 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857295584] [2021-10-24 10:16:43,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:16:43,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:16:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:16:43,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:16:43,218 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:16:43,218 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857295584] [2021-10-24 10:16:43,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857295584] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:16:43,218 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:16:43,218 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-24 10:16:43,219 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987378131] [2021-10-24 10:16:43,219 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:16:43,219 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:16:43,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:16:43,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:16:43,220 INFO L87 Difference]: Start difference. First operand 182 states and 427 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:43,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:16:43,247 INFO L93 Difference]: Finished difference Result 185 states and 420 transitions. [2021-10-24 10:16:43,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:16:43,247 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-10-24 10:16:43,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:16:43,249 INFO L225 Difference]: With dead ends: 185 [2021-10-24 10:16:43,249 INFO L226 Difference]: Without dead ends: 164 [2021-10-24 10:16:43,249 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:16:43,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2021-10-24 10:16:43,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2021-10-24 10:16:43,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 163 states have (on average 2.3251533742331287) internal successors, (379), 163 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:43,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 379 transitions. [2021-10-24 10:16:43,255 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 379 transitions. Word has length 11 [2021-10-24 10:16:43,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:16:43,255 INFO L470 AbstractCegarLoop]: Abstraction has 164 states and 379 transitions. [2021-10-24 10:16:43,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:43,256 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 379 transitions. [2021-10-24 10:16:43,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-24 10:16:43,257 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:16:43,257 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:16:43,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-24 10:16:43,258 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-24 10:16:43,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:16:43,258 INFO L82 PathProgramCache]: Analyzing trace with hash 510600917, now seen corresponding path program 1 times [2021-10-24 10:16:43,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:16:43,259 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258845765] [2021-10-24 10:16:43,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:16:43,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:16:43,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:16:43,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:16:43,584 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:16:43,584 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258845765] [2021-10-24 10:16:43,585 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258845765] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:16:43,585 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:16:43,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-24 10:16:43,585 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077590236] [2021-10-24 10:16:43,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 10:16:43,586 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:16:43,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 10:16:43,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-24 10:16:43,587 INFO L87 Difference]: Start difference. First operand 164 states and 379 transitions. Second operand has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:43,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:16:43,947 INFO L93 Difference]: Finished difference Result 260 states and 575 transitions. [2021-10-24 10:16:43,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 10:16:43,947 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-10-24 10:16:43,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:16:43,950 INFO L225 Difference]: With dead ends: 260 [2021-10-24 10:16:43,950 INFO L226 Difference]: Without dead ends: 164 [2021-10-24 10:16:43,950 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 143.9ms TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2021-10-24 10:16:43,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2021-10-24 10:16:43,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 149. [2021-10-24 10:16:43,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 148 states have (on average 2.27027027027027) internal successors, (336), 148 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:43,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 336 transitions. [2021-10-24 10:16:43,957 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 336 transitions. Word has length 14 [2021-10-24 10:16:43,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:16:43,957 INFO L470 AbstractCegarLoop]: Abstraction has 149 states and 336 transitions. [2021-10-24 10:16:43,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:43,957 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 336 transitions. [2021-10-24 10:16:43,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-24 10:16:43,959 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:16:43,959 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:16:43,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-24 10:16:43,960 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-24 10:16:43,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:16:43,960 INFO L82 PathProgramCache]: Analyzing trace with hash -1351271147, now seen corresponding path program 1 times [2021-10-24 10:16:43,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:16:43,960 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410082183] [2021-10-24 10:16:43,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:16:43,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:16:44,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:16:44,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:16:44,206 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:16:44,212 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410082183] [2021-10-24 10:16:44,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410082183] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:16:44,212 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:16:44,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-24 10:16:44,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743392088] [2021-10-24 10:16:44,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-24 10:16:44,214 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:16:44,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-24 10:16:44,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:16:44,215 INFO L87 Difference]: Start difference. First operand 149 states and 336 transitions. Second operand has 7 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:44,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:16:44,407 INFO L93 Difference]: Finished difference Result 167 states and 366 transitions. [2021-10-24 10:16:44,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-24 10:16:44,409 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-10-24 10:16:44,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:16:44,411 INFO L225 Difference]: With dead ends: 167 [2021-10-24 10:16:44,411 INFO L226 Difference]: Without dead ends: 156 [2021-10-24 10:16:44,411 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 64.3ms TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-10-24 10:16:44,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2021-10-24 10:16:44,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 147. [2021-10-24 10:16:44,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 146 states have (on average 2.26027397260274) internal successors, (330), 146 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:44,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 330 transitions. [2021-10-24 10:16:44,418 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 330 transitions. Word has length 15 [2021-10-24 10:16:44,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:16:44,418 INFO L470 AbstractCegarLoop]: Abstraction has 147 states and 330 transitions. [2021-10-24 10:16:44,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:44,418 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 330 transitions. [2021-10-24 10:16:44,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-24 10:16:44,420 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:16:44,420 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:16:44,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-24 10:16:44,421 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-24 10:16:44,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:16:44,421 INFO L82 PathProgramCache]: Analyzing trace with hash 1060237974, now seen corresponding path program 1 times [2021-10-24 10:16:44,421 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:16:44,421 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717075367] [2021-10-24 10:16:44,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:16:44,422 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:16:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:16:44,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:16:44,784 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:16:44,784 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717075367] [2021-10-24 10:16:44,784 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717075367] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:16:44,785 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:16:44,785 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-24 10:16:44,785 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869964745] [2021-10-24 10:16:44,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-24 10:16:44,785 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:16:44,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-24 10:16:44,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-10-24 10:16:44,786 INFO L87 Difference]: Start difference. First operand 147 states and 330 transitions. Second operand has 10 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:45,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:16:45,613 INFO L93 Difference]: Finished difference Result 317 states and 690 transitions. [2021-10-24 10:16:45,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-24 10:16:45,614 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-24 10:16:45,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:16:45,616 INFO L225 Difference]: With dead ends: 317 [2021-10-24 10:16:45,617 INFO L226 Difference]: Without dead ends: 253 [2021-10-24 10:16:45,617 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 420.6ms TimeCoverageRelationStatistics Valid=104, Invalid=316, Unknown=0, NotChecked=0, Total=420 [2021-10-24 10:16:45,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2021-10-24 10:16:45,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 165. [2021-10-24 10:16:45,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 164 states have (on average 2.25) internal successors, (369), 164 states have internal predecessors, (369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:45,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 369 transitions. [2021-10-24 10:16:45,627 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 369 transitions. Word has length 16 [2021-10-24 10:16:45,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:16:45,627 INFO L470 AbstractCegarLoop]: Abstraction has 165 states and 369 transitions. [2021-10-24 10:16:45,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:45,628 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 369 transitions. [2021-10-24 10:16:45,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-24 10:16:45,629 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:16:45,629 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:16:45,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-24 10:16:45,630 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-24 10:16:45,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:16:45,631 INFO L82 PathProgramCache]: Analyzing trace with hash 487061482, now seen corresponding path program 2 times [2021-10-24 10:16:45,631 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:16:45,631 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157959152] [2021-10-24 10:16:45,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:16:45,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:16:45,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:16:45,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:16:45,929 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:16:45,929 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157959152] [2021-10-24 10:16:45,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157959152] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:16:45,930 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:16:45,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-24 10:16:45,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763747935] [2021-10-24 10:16:45,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-24 10:16:45,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:16:45,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-24 10:16:45,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-10-24 10:16:45,932 INFO L87 Difference]: Start difference. First operand 165 states and 369 transitions. Second operand has 9 states, 8 states have (on average 2.0) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:46,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:16:46,385 INFO L93 Difference]: Finished difference Result 309 states and 664 transitions. [2021-10-24 10:16:46,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-24 10:16:46,385 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-24 10:16:46,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:16:46,387 INFO L225 Difference]: With dead ends: 309 [2021-10-24 10:16:46,387 INFO L226 Difference]: Without dead ends: 238 [2021-10-24 10:16:46,388 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 155.3ms TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2021-10-24 10:16:46,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2021-10-24 10:16:46,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 182. [2021-10-24 10:16:46,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 181 states have (on average 2.2154696132596685) internal successors, (401), 181 states have internal predecessors, (401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:46,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 401 transitions. [2021-10-24 10:16:46,398 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 401 transitions. Word has length 16 [2021-10-24 10:16:46,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:16:46,398 INFO L470 AbstractCegarLoop]: Abstraction has 182 states and 401 transitions. [2021-10-24 10:16:46,398 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:46,399 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 401 transitions. [2021-10-24 10:16:46,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-24 10:16:46,400 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:16:46,400 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:16:46,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-24 10:16:46,400 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-24 10:16:46,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:16:46,401 INFO L82 PathProgramCache]: Analyzing trace with hash 1640346228, now seen corresponding path program 3 times [2021-10-24 10:16:46,401 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:16:46,401 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105713893] [2021-10-24 10:16:46,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:16:46,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:16:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:16:46,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:16:46,576 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:16:46,576 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105713893] [2021-10-24 10:16:46,576 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105713893] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:16:46,577 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:16:46,577 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-24 10:16:46,577 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734500991] [2021-10-24 10:16:46,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 10:16:46,578 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:16:46,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 10:16:46,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-24 10:16:46,579 INFO L87 Difference]: Start difference. First operand 182 states and 401 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:46,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:16:46,739 INFO L93 Difference]: Finished difference Result 227 states and 486 transitions. [2021-10-24 10:16:46,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 10:16:46,740 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-24 10:16:46,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:16:46,741 INFO L225 Difference]: With dead ends: 227 [2021-10-24 10:16:46,742 INFO L226 Difference]: Without dead ends: 185 [2021-10-24 10:16:46,742 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 36.5ms TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-10-24 10:16:46,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2021-10-24 10:16:46,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 182. [2021-10-24 10:16:46,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 181 states have (on average 2.1878453038674035) internal successors, (396), 181 states have internal predecessors, (396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:46,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 396 transitions. [2021-10-24 10:16:46,749 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 396 transitions. Word has length 16 [2021-10-24 10:16:46,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:16:46,749 INFO L470 AbstractCegarLoop]: Abstraction has 182 states and 396 transitions. [2021-10-24 10:16:46,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:46,749 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 396 transitions. [2021-10-24 10:16:46,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-24 10:16:46,750 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:16:46,751 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:16:46,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-24 10:16:46,751 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-24 10:16:46,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:16:46,752 INFO L82 PathProgramCache]: Analyzing trace with hash 1689885080, now seen corresponding path program 4 times [2021-10-24 10:16:46,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:16:46,752 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265481334] [2021-10-24 10:16:46,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:16:46,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:16:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:16:46,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:16:46,949 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:16:46,949 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265481334] [2021-10-24 10:16:46,949 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265481334] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:16:46,949 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:16:46,949 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-24 10:16:46,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139422030] [2021-10-24 10:16:46,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 10:16:46,950 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:16:46,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 10:16:46,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-24 10:16:46,951 INFO L87 Difference]: Start difference. First operand 182 states and 396 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:47,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:16:47,180 INFO L93 Difference]: Finished difference Result 271 states and 567 transitions. [2021-10-24 10:16:47,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-24 10:16:47,181 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-24 10:16:47,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:16:47,182 INFO L225 Difference]: With dead ends: 271 [2021-10-24 10:16:47,182 INFO L226 Difference]: Without dead ends: 125 [2021-10-24 10:16:47,182 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 45.2ms TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-10-24 10:16:47,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2021-10-24 10:16:47,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 107. [2021-10-24 10:16:47,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 106 states have (on average 2.047169811320755) internal successors, (217), 106 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:47,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 217 transitions. [2021-10-24 10:16:47,187 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 217 transitions. Word has length 16 [2021-10-24 10:16:47,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:16:47,187 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 217 transitions. [2021-10-24 10:16:47,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:47,187 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 217 transitions. [2021-10-24 10:16:47,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-24 10:16:47,188 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:16:47,188 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:16:47,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-24 10:16:47,188 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-24 10:16:47,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:16:47,189 INFO L82 PathProgramCache]: Analyzing trace with hash -837028116, now seen corresponding path program 5 times [2021-10-24 10:16:47,189 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:16:47,189 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063406287] [2021-10-24 10:16:47,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:16:47,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:16:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:16:47,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:16:47,448 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:16:47,448 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063406287] [2021-10-24 10:16:47,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063406287] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:16:47,449 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:16:47,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-24 10:16:47,449 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448024383] [2021-10-24 10:16:47,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-24 10:16:47,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:16:47,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-24 10:16:47,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-10-24 10:16:47,451 INFO L87 Difference]: Start difference. First operand 107 states and 217 transitions. Second operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:47,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:16:47,711 INFO L93 Difference]: Finished difference Result 157 states and 311 transitions. [2021-10-24 10:16:47,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-24 10:16:47,711 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-24 10:16:47,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:16:47,713 INFO L225 Difference]: With dead ends: 157 [2021-10-24 10:16:47,713 INFO L226 Difference]: Without dead ends: 120 [2021-10-24 10:16:47,713 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 141.6ms TimeCoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2021-10-24 10:16:47,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2021-10-24 10:16:47,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 113. [2021-10-24 10:16:47,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 112 states have (on average 2.0267857142857144) internal successors, (227), 112 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:47,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 227 transitions. [2021-10-24 10:16:47,718 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 227 transitions. Word has length 16 [2021-10-24 10:16:47,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:16:47,718 INFO L470 AbstractCegarLoop]: Abstraction has 113 states and 227 transitions. [2021-10-24 10:16:47,718 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:47,718 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 227 transitions. [2021-10-24 10:16:47,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-24 10:16:47,719 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:16:47,719 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:16:47,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-24 10:16:47,719 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-24 10:16:47,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:16:47,720 INFO L82 PathProgramCache]: Analyzing trace with hash -1539242790, now seen corresponding path program 6 times [2021-10-24 10:16:47,720 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:16:47,720 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677569531] [2021-10-24 10:16:47,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:16:47,720 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:16:47,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:16:47,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:16:47,902 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:16:47,902 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677569531] [2021-10-24 10:16:47,902 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677569531] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:16:47,902 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:16:47,902 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-24 10:16:47,903 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879649423] [2021-10-24 10:16:47,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-24 10:16:47,903 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:16:47,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-24 10:16:47,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-10-24 10:16:47,904 INFO L87 Difference]: Start difference. First operand 113 states and 227 transitions. Second operand has 10 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:48,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:16:48,124 INFO L93 Difference]: Finished difference Result 132 states and 256 transitions. [2021-10-24 10:16:48,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 10:16:48,126 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-24 10:16:48,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:16:48,127 INFO L225 Difference]: With dead ends: 132 [2021-10-24 10:16:48,127 INFO L226 Difference]: Without dead ends: 113 [2021-10-24 10:16:48,127 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 76.5ms TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-10-24 10:16:48,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-10-24 10:16:48,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2021-10-24 10:16:48,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 112 states have (on average 2.0) internal successors, (224), 112 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:48,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 224 transitions. [2021-10-24 10:16:48,130 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 224 transitions. Word has length 16 [2021-10-24 10:16:48,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:16:48,130 INFO L470 AbstractCegarLoop]: Abstraction has 113 states and 224 transitions. [2021-10-24 10:16:48,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:48,130 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 224 transitions. [2021-10-24 10:16:48,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-24 10:16:48,131 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:16:48,131 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:16:48,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-24 10:16:48,131 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-24 10:16:48,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:16:48,132 INFO L82 PathProgramCache]: Analyzing trace with hash -499756638, now seen corresponding path program 7 times [2021-10-24 10:16:48,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:16:48,132 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226412463] [2021-10-24 10:16:48,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:16:48,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:16:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:16:48,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:16:48,324 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:16:48,324 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226412463] [2021-10-24 10:16:48,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226412463] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:16:48,324 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:16:48,324 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-24 10:16:48,324 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518669637] [2021-10-24 10:16:48,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-24 10:16:48,325 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:16:48,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-24 10:16:48,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:16:48,325 INFO L87 Difference]: Start difference. First operand 113 states and 224 transitions. Second operand has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:48,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:16:48,526 INFO L93 Difference]: Finished difference Result 127 states and 247 transitions. [2021-10-24 10:16:48,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-24 10:16:48,526 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-24 10:16:48,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:16:48,527 INFO L225 Difference]: With dead ends: 127 [2021-10-24 10:16:48,527 INFO L226 Difference]: Without dead ends: 105 [2021-10-24 10:16:48,528 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 97.4ms TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2021-10-24 10:16:48,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-10-24 10:16:48,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-10-24 10:16:48,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 104 states have (on average 2.019230769230769) internal successors, (210), 104 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:48,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 210 transitions. [2021-10-24 10:16:48,532 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 210 transitions. Word has length 16 [2021-10-24 10:16:48,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:16:48,532 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 210 transitions. [2021-10-24 10:16:48,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:48,532 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 210 transitions. [2021-10-24 10:16:48,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-24 10:16:48,533 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:16:48,533 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:16:48,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-24 10:16:48,533 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-24 10:16:48,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:16:48,534 INFO L82 PathProgramCache]: Analyzing trace with hash -847531220, now seen corresponding path program 8 times [2021-10-24 10:16:48,534 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:16:48,534 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13765689] [2021-10-24 10:16:48,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:16:48,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:16:48,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:16:48,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:16:48,752 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:16:48,752 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13765689] [2021-10-24 10:16:48,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13765689] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:16:48,752 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:16:48,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-24 10:16:48,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407344026] [2021-10-24 10:16:48,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 10:16:48,753 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:16:48,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 10:16:48,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-24 10:16:48,754 INFO L87 Difference]: Start difference. First operand 105 states and 210 transitions. Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:48,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:16:48,959 INFO L93 Difference]: Finished difference Result 112 states and 217 transitions. [2021-10-24 10:16:48,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-24 10:16:48,959 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-24 10:16:48,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:16:48,960 INFO L225 Difference]: With dead ends: 112 [2021-10-24 10:16:48,960 INFO L226 Difference]: Without dead ends: 95 [2021-10-24 10:16:48,961 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 100.2ms TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2021-10-24 10:16:48,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2021-10-24 10:16:48,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 83. [2021-10-24 10:16:48,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.951219512195122) internal successors, (160), 82 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:48,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 160 transitions. [2021-10-24 10:16:48,964 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 160 transitions. Word has length 16 [2021-10-24 10:16:48,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:16:48,964 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 160 transitions. [2021-10-24 10:16:48,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:48,965 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 160 transitions. [2021-10-24 10:16:48,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-24 10:16:48,965 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:16:48,965 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 10:16:48,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-24 10:16:48,966 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-10-24 10:16:48,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:16:48,966 INFO L82 PathProgramCache]: Analyzing trace with hash 1282225432, now seen corresponding path program 1 times [2021-10-24 10:16:48,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-24 10:16:48,966 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236269146] [2021-10-24 10:16:48,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:16:48,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-24 10:16:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:16:49,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 10:16:49,584 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-24 10:16:49,585 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236269146] [2021-10-24 10:16:49,585 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236269146] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-24 10:16:49,585 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:16:49,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-24 10:16:49,585 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388968394] [2021-10-24 10:16:49,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-24 10:16:49,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-24 10:16:49,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-24 10:16:49,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-10-24 10:16:49,586 INFO L87 Difference]: Start difference. First operand 83 states and 160 transitions. Second operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:50,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:16:50,171 INFO L93 Difference]: Finished difference Result 108 states and 211 transitions. [2021-10-24 10:16:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-24 10:16:50,172 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-24 10:16:50,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:16:50,172 INFO L225 Difference]: With dead ends: 108 [2021-10-24 10:16:50,172 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 10:16:50,172 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 497.5ms TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2021-10-24 10:16:50,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 10:16:50,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 10:16:50,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:50,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 10:16:50,173 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2021-10-24 10:16:50,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:16:50,173 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 10:16:50,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:16:50,174 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 10:16:50,174 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 10:16:50,176 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:16:50,177 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:16:50,177 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:16:50,177 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-24 10:16:50,177 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-24 10:16:50,178 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:16:50,178 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:16:50,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-24 10:16:50,183 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-24 10:16:50,183 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 10:16:50,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:16:50 BasicIcfg [2021-10-24 10:16:50,185 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:16:50,186 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:16:50,186 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:16:50,186 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:16:50,186 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:16:30" (3/4) ... [2021-10-24 10:16:50,192 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 10:16:50,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2021-10-24 10:16:50,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2021-10-24 10:16:50,215 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 136 nodes and edges [2021-10-24 10:16:50,216 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2021-10-24 10:16:50,217 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-24 10:16:50,218 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 10:16:50,307 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 10:16:50,307 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:16:50,309 INFO L168 Benchmark]: Toolchain (without parser) took 24246.69 ms. Allocated memory was 100.7 MB in the beginning and 274.7 MB in the end (delta: 174.1 MB). Free memory was 65.2 MB in the beginning and 172.2 MB in the end (delta: -107.0 MB). Peak memory consumption was 67.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:16:50,309 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 100.7 MB. Free memory is still 55.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:16:50,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 724.32 ms. Allocated memory was 100.7 MB in the beginning and 142.6 MB in the end (delta: 41.9 MB). Free memory was 65.0 MB in the beginning and 100.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-24 10:16:50,310 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.35 ms. Allocated memory is still 142.6 MB. Free memory was 100.2 MB in the beginning and 96.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:16:50,311 INFO L168 Benchmark]: Boogie Preprocessor took 99.46 ms. Allocated memory is still 142.6 MB. Free memory was 96.0 MB in the beginning and 92.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:16:50,311 INFO L168 Benchmark]: RCFGBuilder took 3946.66 ms. Allocated memory was 142.6 MB in the beginning and 180.4 MB in the end (delta: 37.7 MB). Free memory was 92.5 MB in the beginning and 87.2 MB in the end (delta: 5.3 MB). Peak memory consumption was 65.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:16:50,312 INFO L168 Benchmark]: TraceAbstraction took 19242.80 ms. Allocated memory was 180.4 MB in the beginning and 274.7 MB in the end (delta: 94.4 MB). Free memory was 86.1 MB in the beginning and 182.8 MB in the end (delta: -96.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:16:50,312 INFO L168 Benchmark]: Witness Printer took 121.91 ms. Allocated memory is still 274.7 MB. Free memory was 181.7 MB in the beginning and 172.2 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:16:50,314 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 100.7 MB. Free memory is still 55.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 724.32 ms. Allocated memory was 100.7 MB in the beginning and 142.6 MB in the end (delta: 41.9 MB). Free memory was 65.0 MB in the beginning and 100.2 MB in the end (delta: -35.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 101.35 ms. Allocated memory is still 142.6 MB. Free memory was 100.2 MB in the beginning and 96.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 99.46 ms. Allocated memory is still 142.6 MB. Free memory was 96.0 MB in the beginning and 92.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3946.66 ms. Allocated memory was 142.6 MB in the beginning and 180.4 MB in the end (delta: 37.7 MB). Free memory was 92.5 MB in the beginning and 87.2 MB in the end (delta: 5.3 MB). Peak memory consumption was 65.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 19242.80 ms. Allocated memory was 180.4 MB in the beginning and 274.7 MB in the end (delta: 94.4 MB). Free memory was 86.1 MB in the beginning and 182.8 MB in the end (delta: -96.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 121.91 ms. Allocated memory is still 274.7 MB. Free memory was 181.7 MB in the beginning and 172.2 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 10810.9ms, 111 PlacesBefore, 31 PlacesAfterwards, 106 TransitionsBefore, 25 TransitionsAfterwards, 1276 CoEnabledTransitionPairs, 7 FixpointIterations, 50 TrivialSequentialCompositions, 34 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 1 ChoiceCompositions, 91 TotalNumberOfCompositions, 4194 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 1468, positive: 1280, positive conditional: 0, positive unconditional: 1280, negative: 188, negative conditional: 0, negative unconditional: 188, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 879, positive: 833, positive conditional: 0, positive unconditional: 833, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 879, positive: 809, positive conditional: 0, positive unconditional: 809, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 872, positive: 31, positive conditional: 0, positive unconditional: 31, negative: 841, negative conditional: 0, negative unconditional: 841, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1468, positive: 447, positive conditional: 0, positive unconditional: 447, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 879, unknown conditional: 0, unknown unconditional: 879] , Statistics on independence cache: Total cache size (in pairs): 73, Positive cache size: 51, Positive conditional cache size: 0, Positive unconditional cache size: 51, Negative cache size: 22, Negative conditional cache size: 0, Negative unconditional cache size: 22 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: 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 with 1 thread instances CFG has 5 procedures, 128 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 18987.9ms, OverallIterations: 15, TraceHistogramMax: 1, EmptinessCheckTime: 26.5ms, AutomataDifference: 3993.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10904.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 305 SDtfs, 446 SDslu, 802 SDs, 0 SdLazy, 1068 SolverSat, 334 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2266.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 216 ImplicationChecksByTransitivity, 1806.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=308occurred in iteration=0, InterpolantAutomatonStates: 123, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 147.8ms AutomataMinimizationTime, 15 MinimizatonAttempts, 208 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 81.7ms SsaConstructionTime, 892.8ms SatisfiabilityAnalysisTime, 2609.7ms InterpolantComputationTime, 204 NumberOfCodeBlocks, 204 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 189 ConstructedInterpolants, 0 QuantifiedInterpolants, 1999 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-24 10:16:50,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f17423ee-a7d2-4d59-82dd-dab08d3500dc/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...