./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V --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 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:28:22,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:28:22,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:28:22,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:28:22,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:28:22,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:28:22,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:28:22,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:28:22,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:28:22,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:28:22,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:28:22,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:28:22,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:28:22,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:28:22,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:28:22,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:28:22,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:28:22,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:28:22,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:28:22,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:28:22,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:28:22,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:28:22,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:28:22,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:28:22,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:28:22,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:28:22,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:28:22,861 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:28:22,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:28:22,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:28:22,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:28:22,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:28:22,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:28:22,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:28:22,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:28:22,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:28:22,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:28:22,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:28:22,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:28:22,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:28:22,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:28:22,874 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 03:28:22,898 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:28:22,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:28:22,898 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:28:22,899 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:28:22,899 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:28:22,900 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:28:22,900 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:28:22,900 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:28:22,900 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:28:22,901 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 03:28:22,901 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:28:22,901 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:28:22,901 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 03:28:22,901 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 03:28:22,902 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:28:22,902 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 03:28:22,902 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 03:28:22,902 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 03:28:22,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:28:22,903 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 03:28:22,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:28:22,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 03:28:22,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:28:22,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:28:22,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:28:22,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:28:22,905 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 03:28:22,905 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:28:22,905 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:28:22,906 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:28:22,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:28:22,906 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:28:22,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:28:22,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:28:22,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:28:22,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:28:22,907 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 03:28:22,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 03:28:22,908 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:28:22,908 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:28:22,908 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:28:22,908 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_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b86d528cae3f36fe49030118864df9a90bfa303271cb05b13ff89a15d513aa [2021-11-23 03:28:23,162 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:28:23,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:28:23,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:28:23,201 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:28:23,203 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:28:23,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i [2021-11-23 03:28:23,280 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/data/4b0ae0c4d/83a8f102b25c4a7ebba1df295dc5bfaf/FLAG90c32eaed [2021-11-23 03:28:23,865 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:28:23,866 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i [2021-11-23 03:28:23,889 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/data/4b0ae0c4d/83a8f102b25c4a7ebba1df295dc5bfaf/FLAG90c32eaed [2021-11-23 03:28:24,127 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/data/4b0ae0c4d/83a8f102b25c4a7ebba1df295dc5bfaf [2021-11-23 03:28:24,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:28:24,131 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:28:24,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:28:24,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:28:24,137 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:28:24,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:28:24" (1/1) ... [2021-11-23 03:28:24,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75cd25d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:28:24, skipping insertion in model container [2021-11-23 03:28:24,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:28:24" (1/1) ... [2021-11-23 03:28:24,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:28:24,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:28:24,758 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i[47038,47051] [2021-11-23 03:28:24,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:28:24,864 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 03:28:24,912 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i[47038,47051] [2021-11-23 03:28:24,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:28:25,030 INFO L208 MainTranslator]: Completed translation [2021-11-23 03:28:25,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:28:25 WrapperNode [2021-11-23 03:28:25,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:28:25,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 03:28:25,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 03:28:25,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 03:28:25,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:28:25" (1/1) ... [2021-11-23 03:28:25,074 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:28:25" (1/1) ... [2021-11-23 03:28:25,131 INFO L137 Inliner]: procedures = 278, calls = 60, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 224 [2021-11-23 03:28:25,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 03:28:25,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 03:28:25,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 03:28:25,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 03:28:25,141 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:28:25" (1/1) ... [2021-11-23 03:28:25,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:28:25" (1/1) ... [2021-11-23 03:28:25,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:28:25" (1/1) ... [2021-11-23 03:28:25,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:28:25" (1/1) ... [2021-11-23 03:28:25,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:28:25" (1/1) ... [2021-11-23 03:28:25,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:28:25" (1/1) ... [2021-11-23 03:28:25,167 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:28:25" (1/1) ... [2021-11-23 03:28:25,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 03:28:25,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 03:28:25,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 03:28:25,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 03:28:25,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:28:25" (1/1) ... [2021-11-23 03:28:25,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:28:25,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:28:25,228 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 03:28:25,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 03:28:25,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 03:28:25,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 03:28:25,278 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2021-11-23 03:28:25,278 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2021-11-23 03:28:25,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 03:28:25,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 03:28:25,279 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2021-11-23 03:28:25,279 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2021-11-23 03:28:25,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 03:28:25,279 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 03:28:25,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 03:28:25,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 03:28:25,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 03:28:25,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 03:28:25,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 03:28:25,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 03:28:25,282 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 03:28:25,446 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 03:28:25,448 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 03:28:25,927 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 03:28:25,939 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 03:28:25,943 INFO L301 CfgBuilder]: Removed 16 assume(true) statements. [2021-11-23 03:28:25,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:28:25 BoogieIcfgContainer [2021-11-23 03:28:25,946 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 03:28:25,950 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 03:28:25,951 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 03:28:25,956 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 03:28:25,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:28:24" (1/3) ... [2021-11-23 03:28:25,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@299138c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:28:25, skipping insertion in model container [2021-11-23 03:28:25,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:28:25" (2/3) ... [2021-11-23 03:28:25,959 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@299138c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:28:25, skipping insertion in model container [2021-11-23 03:28:25,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:28:25" (3/3) ... [2021-11-23 03:28:25,962 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_87-lists_racefree.i [2021-11-23 03:28:25,969 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 03:28:25,969 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 03:28:25,970 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 03:28:25,970 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 03:28:26,020 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,020 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,021 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,021 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,021 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,021 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,022 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,022 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,022 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,022 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,023 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,023 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,023 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,023 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,024 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,024 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,024 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,024 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem14#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,025 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem14#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,025 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,025 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem14#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,025 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem14#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,026 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem14#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,026 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem14#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,026 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,027 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,027 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem14#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,027 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem14#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,027 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,027 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,028 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,028 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,028 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,028 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,029 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,029 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,029 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,029 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,030 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,030 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,030 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,030 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,030 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,031 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,031 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,031 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,031 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,032 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,032 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,032 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,032 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,032 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,033 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,033 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,033 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,033 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,034 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,034 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,034 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,034 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,034 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,035 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,035 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,035 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,035 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,036 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,036 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,036 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,037 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,037 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,037 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,037 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,037 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,038 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,042 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,042 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,043 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,044 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,044 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,044 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,045 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,052 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,052 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,052 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,052 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,053 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,053 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,053 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,053 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,053 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,054 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,054 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,054 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,054 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,054 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,054 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,055 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,055 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,055 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,055 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,055 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,056 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,056 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,056 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,056 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret15#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,056 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret15#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,056 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,057 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,057 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret15#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,057 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret15#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,057 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,057 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,058 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,058 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,058 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,058 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,058 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,059 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,059 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,059 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,059 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,059 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,059 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,060 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,060 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,060 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,060 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,060 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,061 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret15#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,066 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret15#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,066 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,066 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,067 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret15#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,067 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret15#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,067 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,067 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,067 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,068 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,068 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,068 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,068 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem14#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,068 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem14#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,069 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem14#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,069 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem14#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,069 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,069 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,069 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,070 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,070 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret15#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,070 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret15#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,071 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret15#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,071 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret15#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,071 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,071 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,071 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,071 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,072 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,072 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,072 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,072 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,073 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,073 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,073 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,073 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,082 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,082 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,082 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,083 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,083 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,083 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,084 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,084 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,084 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,084 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,084 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,085 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,085 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,085 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,085 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,085 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,086 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,086 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,086 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,086 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,087 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,087 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,088 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,088 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,088 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,088 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,088 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,089 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,089 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,089 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,089 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,090 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,090 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,090 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,090 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,091 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,094 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,095 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,096 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,096 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,097 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,097 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,098 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,098 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,101 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,101 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,102 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,102 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,102 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,102 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,103 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,103 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,103 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,103 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,105 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,105 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,105 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,105 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,106 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,106 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,106 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,106 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,106 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,106 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,107 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,107 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,107 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,107 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,107 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,108 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,108 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,108 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,108 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,109 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,109 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,109 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,109 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,109 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,110 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,110 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,110 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,110 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,110 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,111 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,111 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,111 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,111 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,112 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,112 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,112 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,113 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,113 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,114 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,115 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,115 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,115 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,115 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,116 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,116 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,116 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,116 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,116 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,117 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,117 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,120 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,120 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,121 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,121 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,121 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,121 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,121 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,122 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,122 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc10#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,122 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc10#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,122 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc10#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,122 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc10#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,123 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc10#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,123 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc10#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,123 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,123 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,124 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc10#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,124 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc10#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,124 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,124 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,124 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc10#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,124 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc10#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,125 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc10#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,125 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc10#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,125 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,125 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,125 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,126 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,126 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,126 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,127 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,127 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,127 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,127 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,128 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,128 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,128 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,128 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,128 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,129 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,129 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,129 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,129 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,129 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,130 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,130 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,130 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,130 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,131 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,131 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,131 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,131 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,132 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,132 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,132 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,132 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,133 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,133 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,134 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,138 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,139 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,139 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,139 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,139 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,139 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,140 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,140 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,140 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,140 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,140 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,141 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,141 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,141 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,141 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,141 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,142 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,142 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,142 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,142 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,142 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,143 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,143 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,143 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,143 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,143 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,144 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,144 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,144 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,144 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,144 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,144 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,145 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,145 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,145 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,145 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,145 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,146 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,146 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,146 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,146 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,146 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,146 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,147 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,147 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,147 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,147 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,147 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,148 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,148 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,148 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,148 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,148 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,149 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,149 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,150 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,150 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,151 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,151 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,151 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,151 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,151 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,152 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,152 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,152 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,152 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,152 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,152 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,153 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,153 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,153 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,153 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,153 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,154 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,154 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,154 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,154 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,154 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,155 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,155 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,155 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,155 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,155 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,155 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,156 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,156 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,156 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,156 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,156 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,157 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,157 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,157 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,157 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,157 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,158 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,158 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,158 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,158 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,158 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,159 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,159 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,159 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,159 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,159 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,159 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,165 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,166 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,166 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,166 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,166 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc10#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,166 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,167 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~p~1#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,167 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,167 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,167 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,167 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,167 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,168 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,168 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,168 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,168 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,168 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~nondet8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,169 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,169 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_~p~1#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,169 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~mem12#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,169 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,169 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#t~malloc10#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,169 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,170 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,170 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,170 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,170 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#t~mem9#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,170 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,171 WARN L322 ript$VariableManager]: TermVariabe |t1_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,174 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,174 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,175 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,175 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,175 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,175 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,175 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,175 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,176 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,176 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,176 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,176 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,176 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,177 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,177 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,177 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,177 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem14#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,177 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,177 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,178 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,178 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,178 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem4#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,178 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem14#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,178 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,178 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,179 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~p~2#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,179 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,179 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,179 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,179 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~mem7#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,180 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret15#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,180 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,180 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,180 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_take_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,180 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,180 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~mem19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,181 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~ret15#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,181 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,181 WARN L322 ript$VariableManager]: TermVariabe |t2_funThread1of1ForFork1___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 03:28:26,192 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-11-23 03:28:26,250 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 03:28:26,263 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 03:28:26,263 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-23 03:28:26,286 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-23 03:28:26,303 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 218 places, 238 transitions, 498 flow [2021-11-23 03:28:26,309 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 218 places, 238 transitions, 498 flow [2021-11-23 03:28:26,311 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 218 places, 238 transitions, 498 flow [2021-11-23 03:28:26,464 INFO L129 PetriNetUnfolder]: 54/440 cut-off events. [2021-11-23 03:28:26,465 INFO L130 PetriNetUnfolder]: For 8/16 co-relation queries the response was YES. [2021-11-23 03:28:26,478 INFO L84 FinitePrefix]: Finished finitePrefix Result has 460 conditions, 440 events. 54/440 cut-off events. For 8/16 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1760 event pairs, 0 based on Foata normal form. 0/376 useless extension candidates. Maximal degree in co-relation 226. Up to 8 conditions per place. [2021-11-23 03:28:26,503 INFO L116 LiptonReduction]: Number of co-enabled transitions 17200 [2021-11-23 03:29:07,718 INFO L131 LiptonReduction]: Checked pairs total: 30301 [2021-11-23 03:29:07,718 INFO L133 LiptonReduction]: Total number of compositions: 201 [2021-11-23 03:29:07,733 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 57 places, 70 transitions, 162 flow [2021-11-23 03:29:07,889 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2618 states, 2609 states have (on average 3.19317746262936) internal successors, (8331), 2617 states have internal predecessors, (8331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:29:07,901 INFO L276 IsEmpty]: Start isEmpty. Operand has 2618 states, 2609 states have (on average 3.19317746262936) internal successors, (8331), 2617 states have internal predecessors, (8331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:29:07,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 03:29:07,907 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:29:07,908 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2021-11-23 03:29:07,908 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:29:07,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:29:07,914 INFO L85 PathProgramCache]: Analyzing trace with hash 716531671, now seen corresponding path program 1 times [2021-11-23 03:29:07,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:29:07,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719836206] [2021-11-23 03:29:07,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:29:07,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:29:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:29:08,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:29:08,202 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:29:08,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719836206] [2021-11-23 03:29:08,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719836206] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:29:08,204 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:29:08,204 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 03:29:08,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811937943] [2021-11-23 03:29:08,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:29:08,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:29:08,214 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:29:08,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:29:08,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:29:08,252 INFO L87 Difference]: Start difference. First operand has 2618 states, 2609 states have (on average 3.19317746262936) internal successors, (8331), 2617 states have internal predecessors, (8331), 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, 3 states have (on average 2.0) 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) [2021-11-23 03:29:08,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:29:08,494 INFO L93 Difference]: Finished difference Result 2619 states and 7148 transitions. [2021-11-23 03:29:08,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:29:08,497 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) 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 7 [2021-11-23 03:29:08,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:29:08,528 INFO L225 Difference]: With dead ends: 2619 [2021-11-23 03:29:08,528 INFO L226 Difference]: Without dead ends: 1779 [2021-11-23 03:29:08,529 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:29:08,533 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 03:29:08,534 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 20 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 03:29:08,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1779 states. [2021-11-23 03:29:08,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1779 to 1779. [2021-11-23 03:29:08,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1779 states, 1770 states have (on average 2.6700564971751413) internal successors, (4726), 1778 states have internal predecessors, (4726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:29:08,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 1779 states and 4726 transitions. [2021-11-23 03:29:08,719 INFO L78 Accepts]: Start accepts. Automaton has 1779 states and 4726 transitions. Word has length 7 [2021-11-23 03:29:08,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:29:08,719 INFO L470 AbstractCegarLoop]: Abstraction has 1779 states and 4726 transitions. [2021-11-23 03:29:08,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) 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) [2021-11-23 03:29:08,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 4726 transitions. [2021-11-23 03:29:08,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 03:29:08,720 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:29:08,720 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2021-11-23 03:29:08,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 03:29:08,721 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:29:08,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:29:08,722 INFO L85 PathProgramCache]: Analyzing trace with hash -86804248, now seen corresponding path program 1 times [2021-11-23 03:29:08,722 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:29:08,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068890178] [2021-11-23 03:29:08,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:29:08,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:29:08,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:29:08,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:29:08,808 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:29:08,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068890178] [2021-11-23 03:29:08,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068890178] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:29:08,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1770257293] [2021-11-23 03:29:08,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:29:08,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:29:08,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:29:08,824 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:29:08,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 03:29:09,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:29:09,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 03:29:09,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:29:09,079 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:29:09,079 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:29:09,113 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:29:09,113 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1770257293] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:29:09,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [668501229] [2021-11-23 03:29:09,119 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 03:29:09,121 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:29:09,122 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2021-11-23 03:29:09,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429196118] [2021-11-23 03:29:09,123 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 03:29:09,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 03:29:09,124 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:29:09,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 03:29:09,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-23 03:29:09,124 INFO L87 Difference]: Start difference. First operand 1779 states and 4726 transitions. Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:29:09,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:29:09,337 INFO L93 Difference]: Finished difference Result 1782 states and 4729 transitions. [2021-11-23 03:29:09,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 03:29:09,338 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 6 states have internal predecessors, (12), 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 [2021-11-23 03:29:09,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:29:09,353 INFO L225 Difference]: With dead ends: 1782 [2021-11-23 03:29:09,353 INFO L226 Difference]: Without dead ends: 1782 [2021-11-23 03:29:09,354 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-23 03:29:09,355 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 03:29:09,356 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 30 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 03:29:09,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2021-11-23 03:29:09,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1782. [2021-11-23 03:29:09,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1782 states, 1773 states have (on average 2.6672306824591088) internal successors, (4729), 1781 states have internal predecessors, (4729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:29:09,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1782 states and 4729 transitions. [2021-11-23 03:29:09,427 INFO L78 Accepts]: Start accepts. Automaton has 1782 states and 4729 transitions. Word has length 8 [2021-11-23 03:29:09,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:29:09,427 INFO L470 AbstractCegarLoop]: Abstraction has 1782 states and 4729 transitions. [2021-11-23 03:29:09,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:29:09,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 4729 transitions. [2021-11-23 03:29:09,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 03:29:09,450 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:29:09,451 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1] [2021-11-23 03:29:09,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 03:29:09,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-11-23 03:29:09,652 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:29:09,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:29:09,652 INFO L85 PathProgramCache]: Analyzing trace with hash 1245291543, now seen corresponding path program 2 times [2021-11-23 03:29:09,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:29:09,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289736289] [2021-11-23 03:29:09,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:29:09,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:29:09,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:29:09,894 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:29:09,894 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:29:09,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289736289] [2021-11-23 03:29:09,895 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289736289] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:29:09,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1503123730] [2021-11-23 03:29:09,895 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 03:29:09,895 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:29:09,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:29:09,896 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:29:09,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 03:29:10,196 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-23 03:29:10,196 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 03:29:10,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 03:29:10,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:29:10,249 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:29:10,249 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:29:10,348 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:29:10,348 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1503123730] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:29:10,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1094620313] [2021-11-23 03:29:10,349 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 03:29:10,350 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:29:10,350 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2021-11-23 03:29:10,350 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639801914] [2021-11-23 03:29:10,350 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 03:29:10,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-23 03:29:10,351 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:29:10,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-23 03:29:10,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-11-23 03:29:10,352 INFO L87 Difference]: Start difference. First operand 1782 states and 4729 transitions. Second operand has 13 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:29:10,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:29:10,691 INFO L93 Difference]: Finished difference Result 1788 states and 4735 transitions. [2021-11-23 03:29:10,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 03:29:10,691 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 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 [2021-11-23 03:29:10,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:29:10,706 INFO L225 Difference]: With dead ends: 1788 [2021-11-23 03:29:10,706 INFO L226 Difference]: Without dead ends: 1788 [2021-11-23 03:29:10,706 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-11-23 03:29:10,707 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 282 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-23 03:29:10,708 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 60 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 282 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-23 03:29:10,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1788 states. [2021-11-23 03:29:10,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1788 to 1788. [2021-11-23 03:29:10,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1788 states, 1779 states have (on average 2.6616076447442385) internal successors, (4735), 1787 states have internal predecessors, (4735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:29:10,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1788 states and 4735 transitions. [2021-11-23 03:29:10,778 INFO L78 Accepts]: Start accepts. Automaton has 1788 states and 4735 transitions. Word has length 11 [2021-11-23 03:29:10,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:29:10,778 INFO L470 AbstractCegarLoop]: Abstraction has 1788 states and 4735 transitions. [2021-11-23 03:29:10,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:29:10,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 4735 transitions. [2021-11-23 03:29:10,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 03:29:10,779 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:29:10,779 INFO L514 BasicCegarLoop]: trace histogram [10, 2, 1, 1, 1, 1, 1] [2021-11-23 03:29:10,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 03:29:10,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-23 03:29:10,994 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:29:10,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:29:10,995 INFO L85 PathProgramCache]: Analyzing trace with hash 433308279, now seen corresponding path program 3 times [2021-11-23 03:29:10,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:29:10,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060238873] [2021-11-23 03:29:10,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:29:10,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:29:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:29:11,328 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:29:11,329 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:29:11,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060238873] [2021-11-23 03:29:11,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060238873] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:29:11,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [747750965] [2021-11-23 03:29:11,329 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-23 03:29:11,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:29:11,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:29:11,332 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:29:11,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 03:29:11,479 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-23 03:29:11,479 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 03:29:11,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 03:29:11,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:29:11,568 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:29:11,568 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:29:11,880 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:29:11,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [747750965] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:29:11,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [476378084] [2021-11-23 03:29:11,881 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 03:29:11,881 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:29:11,881 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 24 [2021-11-23 03:29:11,881 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294088214] [2021-11-23 03:29:11,881 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 03:29:11,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-23 03:29:11,882 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:29:11,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-23 03:29:11,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2021-11-23 03:29:11,883 INFO L87 Difference]: Start difference. First operand 1788 states and 4735 transitions. Second operand has 25 states, 25 states have (on average 1.2) internal successors, (30), 24 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:29:12,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:29:12,285 INFO L93 Difference]: Finished difference Result 1800 states and 4747 transitions. [2021-11-23 03:29:12,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-23 03:29:12,286 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 1.2) internal successors, (30), 24 states have internal predecessors, (30), 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 [2021-11-23 03:29:12,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:29:12,301 INFO L225 Difference]: With dead ends: 1800 [2021-11-23 03:29:12,301 INFO L226 Difference]: Without dead ends: 1800 [2021-11-23 03:29:12,301 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=300, Invalid=300, Unknown=0, NotChecked=0, Total=600 [2021-11-23 03:29:12,302 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 295 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 03:29:12,303 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 60 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 295 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-23 03:29:12,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1800 states. [2021-11-23 03:29:12,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1800 to 1800. [2021-11-23 03:29:12,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1800 states, 1791 states have (on average 2.6504745951982134) internal successors, (4747), 1799 states have internal predecessors, (4747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:29:12,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 1800 states and 4747 transitions. [2021-11-23 03:29:12,369 INFO L78 Accepts]: Start accepts. Automaton has 1800 states and 4747 transitions. Word has length 17 [2021-11-23 03:29:12,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:29:12,370 INFO L470 AbstractCegarLoop]: Abstraction has 1800 states and 4747 transitions. [2021-11-23 03:29:12,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.2) internal successors, (30), 24 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:29:12,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 4747 transitions. [2021-11-23 03:29:12,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 03:29:12,371 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:29:12,371 INFO L514 BasicCegarLoop]: trace histogram [22, 2, 1, 1, 1, 1, 1] [2021-11-23 03:29:12,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 03:29:12,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:29:12,594 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:29:12,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:29:12,595 INFO L85 PathProgramCache]: Analyzing trace with hash 599074615, now seen corresponding path program 4 times [2021-11-23 03:29:12,595 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:29:12,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803104271] [2021-11-23 03:29:12,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:29:12,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:29:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:29:13,202 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:29:13,202 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:29:13,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803104271] [2021-11-23 03:29:13,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803104271] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:29:13,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [278040734] [2021-11-23 03:29:13,203 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-23 03:29:13,203 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:29:13,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:29:13,205 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:29:13,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 03:29:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:29:13,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-23 03:29:13,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:29:13,539 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:29:13,539 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:29:14,570 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:29:14,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [278040734] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:29:14,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [451079056] [2021-11-23 03:29:14,570 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: Cannot create path program transition for IcfgForkThreadOtherTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.createPathProgramTransition(PathProgram.java:270) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183) at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:177) at java.base/java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1603) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram$PathProgramConstructor.(PathProgram.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.PathProgram.constructPathProgram(PathProgram.java:112) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:91) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 03:29:14,571 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:29:14,571 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 48 [2021-11-23 03:29:14,571 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585366203] [2021-11-23 03:29:14,571 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 03:29:14,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2021-11-23 03:29:14,572 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:29:14,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-11-23 03:29:14,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1176, Invalid=1176, Unknown=0, NotChecked=0, Total=2352 [2021-11-23 03:29:14,574 INFO L87 Difference]: Start difference. First operand 1800 states and 4747 transitions. Second operand has 49 states, 49 states have (on average 1.1020408163265305) internal successors, (54), 48 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:29:15,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:29:15,295 INFO L93 Difference]: Finished difference Result 1824 states and 4771 transitions. [2021-11-23 03:29:15,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-11-23 03:29:15,296 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 49 states have (on average 1.1020408163265305) internal successors, (54), 48 states have internal predecessors, (54), 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 29 [2021-11-23 03:29:15,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:29:15,311 INFO L225 Difference]: With dead ends: 1824 [2021-11-23 03:29:15,312 INFO L226 Difference]: Without dead ends: 1824 [2021-11-23 03:29:15,315 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1176, Invalid=1176, Unknown=0, NotChecked=0, Total=2352 [2021-11-23 03:29:15,318 INFO L933 BasicCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 540 mSDsCounter, 0 mSdLazyCounter, 544 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-23 03:29:15,319 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 571 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 544 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-23 03:29:15,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1824 states. [2021-11-23 03:29:15,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1824 to 1824. [2021-11-23 03:29:15,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1824 states, 1815 states have (on average 2.628650137741047) internal successors, (4771), 1823 states have internal predecessors, (4771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:29:15,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1824 states to 1824 states and 4771 transitions. [2021-11-23 03:29:15,413 INFO L78 Accepts]: Start accepts. Automaton has 1824 states and 4771 transitions. Word has length 29 [2021-11-23 03:29:15,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:29:15,414 INFO L470 AbstractCegarLoop]: Abstraction has 1824 states and 4771 transitions. [2021-11-23 03:29:15,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 1.1020408163265305) internal successors, (54), 48 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 03:29:15,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 4771 transitions. [2021-11-23 03:29:15,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 03:29:15,418 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:29:15,419 INFO L514 BasicCegarLoop]: trace histogram [46, 2, 1, 1, 1, 1, 1] [2021-11-23 03:29:15,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-23 03:29:15,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:29:15,646 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:29:15,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:29:15,647 INFO L85 PathProgramCache]: Analyzing trace with hash 773099703, now seen corresponding path program 5 times [2021-11-23 03:29:15,647 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:29:15,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193353436] [2021-11-23 03:29:15,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:29:15,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:29:15,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:29:17,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:29:17,340 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:29:17,340 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193353436] [2021-11-23 03:29:17,340 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193353436] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:29:17,340 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72129611] [2021-11-23 03:29:17,340 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 03:29:17,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:29:17,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:29:17,345 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:29:17,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827b4c5a-3f03-4778-b498-96089337655c/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process