./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe007_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe007_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8 --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 4eab6192bdbd23c37f187965bdbb4e7a3833964e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:45:30,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:45:30,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:45:30,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:45:30,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:45:30,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:45:30,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:45:30,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:45:30,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:45:30,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:45:30,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:45:30,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:45:30,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:45:30,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:45:30,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:45:30,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:45:30,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:45:30,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:45:30,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:45:30,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:45:30,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:45:30,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:45:30,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:45:30,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:45:30,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:45:30,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:45:30,808 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:45:30,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:45:30,811 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:45:30,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:45:30,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:45:30,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:45:30,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:45:30,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:45:30,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:45:30,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:45:30,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:45:30,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:45:30,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:45:30,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:45:30,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:45:30,823 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 06:45:30,871 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:45:30,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:45:30,873 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:45:30,873 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:45:30,873 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:45:30,873 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:45:30,874 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:45:30,874 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:45:30,880 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:45:30,880 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:45:30,881 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:45:30,882 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:45:30,882 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:45:30,882 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:45:30,882 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:45:30,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:45:30,883 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:45:30,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:45:30,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:45:30,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:45:30,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:45:30,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:45:30,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:45:30,885 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:45:30,885 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:45:30,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:45:30,885 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:45:30,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:45:30,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:45:30,888 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:45:30,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:45:30,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:45:30,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:45:30,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:45:30,889 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:45:30,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:45:30,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:45:30,890 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:45:30,890 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:45:30,890 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_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4eab6192bdbd23c37f187965bdbb4e7a3833964e [2021-10-13 06:45:31,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:45:31,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:45:31,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:45:31,242 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:45:31,243 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:45:31,244 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/pthread-wmm/safe007_power.opt.i [2021-10-13 06:45:31,329 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/data/8127c1ed5/4f9f3a1e79fe4e7688c123d0291c820b/FLAGc88eeabb5 [2021-10-13 06:45:31,926 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:45:31,927 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/sv-benchmarks/c/pthread-wmm/safe007_power.opt.i [2021-10-13 06:45:31,943 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/data/8127c1ed5/4f9f3a1e79fe4e7688c123d0291c820b/FLAGc88eeabb5 [2021-10-13 06:45:32,202 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/data/8127c1ed5/4f9f3a1e79fe4e7688c123d0291c820b [2021-10-13 06:45:32,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:45:32,206 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:45:32,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:45:32,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:45:32,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:45:32,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:45:32" (1/1) ... [2021-10-13 06:45:32,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24390293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:45:32, skipping insertion in model container [2021-10-13 06:45:32,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:45:32" (1/1) ... [2021-10-13 06:45:32,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:45:32,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:45:32,472 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/sv-benchmarks/c/pthread-wmm/safe007_power.opt.i[951,964] [2021-10-13 06:45:32,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:45:32,740 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 06:45:32,757 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/sv-benchmarks/c/pthread-wmm/safe007_power.opt.i[951,964] [2021-10-13 06:45:32,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:45:32,900 INFO L208 MainTranslator]: Completed translation [2021-10-13 06:45:32,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:45:32 WrapperNode [2021-10-13 06:45:32,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:45:32,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 06:45:32,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 06:45:32,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 06:45:32,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:45:32" (1/1) ... [2021-10-13 06:45:32,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:45:32" (1/1) ... [2021-10-13 06:45:33,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 06:45:33,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 06:45:33,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 06:45:33,003 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 06:45:33,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:45:32" (1/1) ... [2021-10-13 06:45:33,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:45:32" (1/1) ... [2021-10-13 06:45:33,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:45:32" (1/1) ... [2021-10-13 06:45:33,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:45:32" (1/1) ... [2021-10-13 06:45:33,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:45:32" (1/1) ... [2021-10-13 06:45:33,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:45:32" (1/1) ... [2021-10-13 06:45:33,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:45:32" (1/1) ... [2021-10-13 06:45:33,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 06:45:33,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 06:45:33,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 06:45:33,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 06:45:33,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:45:32" (1/1) ... [2021-10-13 06:45:33,105 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:45:33,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:45:33,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 06:45:33,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 06:45:33,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 06:45:33,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 06:45:33,174 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-13 06:45:33,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 06:45:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 06:45:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-10-13 06:45:33,175 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-10-13 06:45:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-10-13 06:45:33,175 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-10-13 06:45:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-10-13 06:45:33,176 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-10-13 06:45:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 06:45:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-13 06:45:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 06:45:33,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 06:45:33,179 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-13 06:45:35,659 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 06:45:35,659 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-13 06:45:35,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:45:35 BoogieIcfgContainer [2021-10-13 06:45:35,663 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 06:45:35,665 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 06:45:35,665 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 06:45:35,669 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 06:45:35,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:45:32" (1/3) ... [2021-10-13 06:45:35,670 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@152f45a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:45:35, skipping insertion in model container [2021-10-13 06:45:35,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:45:32" (2/3) ... [2021-10-13 06:45:35,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@152f45a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:45:35, skipping insertion in model container [2021-10-13 06:45:35,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:45:35" (3/3) ... [2021-10-13 06:45:35,673 INFO L111 eAbstractionObserver]: Analyzing ICFG safe007_power.opt.i [2021-10-13 06:45:35,679 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-13 06:45:35,679 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 06:45:35,679 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-13 06:45:35,680 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-13 06:45:35,726 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,727 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,727 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,727 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,729 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,729 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,730 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,730 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,730 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,731 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,731 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,732 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,732 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,732 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,732 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,733 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,733 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,734 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,734 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,734 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,735 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,735 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,735 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,736 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,736 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,737 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,737 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,738 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,738 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,738 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,738 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,738 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,739 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,740 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,741 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,741 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,741 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,741 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,742 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,742 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,742 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,743 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,743 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,743 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,743 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,744 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,744 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,744 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,744 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,744 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,744 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,745 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,745 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,745 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,745 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,745 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,746 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,746 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,746 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,746 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,747 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,747 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,747 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,747 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,748 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,748 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,748 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,748 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,748 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,748 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,749 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,750 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,752 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,752 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,752 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,753 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,754 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,759 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,760 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,761 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,762 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,763 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,764 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,765 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,765 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,765 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,765 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,765 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,765 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,766 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,767 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,768 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,769 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,770 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,770 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,773 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,774 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,775 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,776 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,776 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,777 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,778 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,778 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,778 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,778 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,778 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,778 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,779 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,779 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,779 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,779 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,779 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,779 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,780 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,780 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,780 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,780 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,780 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,780 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,781 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,781 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,781 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,781 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,781 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,781 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,782 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,782 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,782 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,782 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,782 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,782 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,782 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,783 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,783 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,783 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,783 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,783 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,783 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,784 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,784 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,784 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,784 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,784 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,784 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,785 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,785 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,786 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,789 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,790 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,790 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,790 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,790 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,790 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,790 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,791 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,791 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,792 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,793 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,794 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,795 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,799 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,806 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,806 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,807 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,807 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,807 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,807 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,807 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,807 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,808 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,808 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,808 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,808 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,809 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,809 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,809 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,809 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,809 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,810 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,810 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,810 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,811 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,818 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,818 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,819 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,819 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,819 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,819 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,819 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,819 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,820 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,820 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,820 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,820 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,820 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,821 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,821 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,821 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,821 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,821 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,821 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,822 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,822 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,822 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,822 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,822 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,823 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,823 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,823 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,823 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,823 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,823 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,824 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,824 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,824 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,824 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,824 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,825 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,825 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,825 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,825 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,825 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,825 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,826 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,826 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,826 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,826 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,826 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,826 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,827 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,827 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,827 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,827 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,827 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,827 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,828 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,828 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,828 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,828 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,828 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,829 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,829 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,831 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,831 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,831 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,832 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,833 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,833 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,834 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,834 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,834 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,835 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,835 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,835 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-13 06:45:35,836 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-13 06:45:35,886 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 06:45:35,914 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 06:45:35,914 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-10-13 06:45:35,938 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-13 06:45:35,952 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 133 places, 125 transitions, 265 flow [2021-10-13 06:45:35,956 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 133 places, 125 transitions, 265 flow [2021-10-13 06:45:35,957 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 133 places, 125 transitions, 265 flow [2021-10-13 06:45:36,015 INFO L129 PetriNetUnfolder]: 2/122 cut-off events. [2021-10-13 06:45:36,016 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-13 06:45:36,019 INFO L84 FinitePrefix]: Finished finitePrefix Result has 132 conditions, 122 events. 2/122 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 53 event pairs, 0 based on Foata normal form. 0/118 useless extension candidates. Maximal degree in co-relation 67. Up to 2 conditions per place. [2021-10-13 06:45:36,023 INFO L116 LiptonReduction]: Number of co-enabled transitions 1748 [2021-10-13 06:46:06,912 INFO L131 LiptonReduction]: Checked pairs total: 4722 [2021-10-13 06:46:06,913 INFO L133 LiptonReduction]: Total number of compositions: 110 [2021-10-13 06:46:06,921 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 36 places, 27 transitions, 69 flow [2021-10-13 06:46:06,979 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 718 states, 715 states have (on average 3.3048951048951047) internal successors, (2363), 717 states have internal predecessors, (2363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:06,984 INFO L276 IsEmpty]: Start isEmpty. Operand has 718 states, 715 states have (on average 3.3048951048951047) internal successors, (2363), 717 states have internal predecessors, (2363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:06,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-13 06:46:06,989 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:46:06,990 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-10-13 06:46:06,990 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-10-13 06:46:06,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:46:06,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1370722100, now seen corresponding path program 1 times [2021-10-13 06:46:07,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:46:07,006 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967191638] [2021-10-13 06:46:07,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:46:07,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:46:07,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:46:07,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:46:07,404 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:46:07,404 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967191638] [2021-10-13 06:46:07,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967191638] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:46:07,405 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:46:07,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-13 06:46:07,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423414641] [2021-10-13 06:46:07,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:46:07,411 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:46:07,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:46:07,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:46:07,440 INFO L87 Difference]: Start difference. First operand has 718 states, 715 states have (on average 3.3048951048951047) internal successors, (2363), 717 states have internal predecessors, (2363), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:07,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:46:07,549 INFO L93 Difference]: Finished difference Result 590 states and 1815 transitions. [2021-10-13 06:46:07,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:46:07,551 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-10-13 06:46:07,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:46:07,580 INFO L225 Difference]: With dead ends: 590 [2021-10-13 06:46:07,580 INFO L226 Difference]: Without dead ends: 550 [2021-10-13 06:46:07,581 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:46:07,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2021-10-13 06:46:07,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 550. [2021-10-13 06:46:07,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 549 states have (on average 3.083788706739526) internal successors, (1693), 549 states have internal predecessors, (1693), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:07,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 1693 transitions. [2021-10-13 06:46:07,713 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 1693 transitions. Word has length 6 [2021-10-13 06:46:07,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:46:07,714 INFO L470 AbstractCegarLoop]: Abstraction has 550 states and 1693 transitions. [2021-10-13 06:46:07,714 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:07,714 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1693 transitions. [2021-10-13 06:46:07,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 06:46:07,717 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:46:07,717 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:46:07,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 06:46:07,718 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-10-13 06:46:07,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:46:07,718 INFO L82 PathProgramCache]: Analyzing trace with hash 1256183137, now seen corresponding path program 1 times [2021-10-13 06:46:07,718 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:46:07,719 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251910050] [2021-10-13 06:46:07,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:46:07,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:46:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:46:07,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:46:07,897 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:46:07,897 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251910050] [2021-10-13 06:46:07,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251910050] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:46:07,898 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:46:07,898 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 06:46:07,898 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805007924] [2021-10-13 06:46:07,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:46:07,899 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:46:07,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:46:07,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:46:07,901 INFO L87 Difference]: Start difference. First operand 550 states and 1693 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:07,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:46:07,932 INFO L93 Difference]: Finished difference Result 600 states and 1773 transitions. [2021-10-13 06:46:07,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:46:07,933 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 10 [2021-10-13 06:46:07,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:46:07,939 INFO L225 Difference]: With dead ends: 600 [2021-10-13 06:46:07,939 INFO L226 Difference]: Without dead ends: 500 [2021-10-13 06:46:07,940 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.7ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:46:07,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2021-10-13 06:46:07,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 500. [2021-10-13 06:46:07,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 499 states have (on average 3.032064128256513) internal successors, (1513), 499 states have internal predecessors, (1513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:07,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 1513 transitions. [2021-10-13 06:46:07,971 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 1513 transitions. Word has length 10 [2021-10-13 06:46:07,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:46:07,972 INFO L470 AbstractCegarLoop]: Abstraction has 500 states and 1513 transitions. [2021-10-13 06:46:07,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:07,973 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1513 transitions. [2021-10-13 06:46:07,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-13 06:46:07,976 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:46:07,977 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:46:07,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 06:46:07,978 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-10-13 06:46:07,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:46:07,978 INFO L82 PathProgramCache]: Analyzing trace with hash 1251176259, now seen corresponding path program 1 times [2021-10-13 06:46:07,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:46:07,979 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977221422] [2021-10-13 06:46:07,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:46:07,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:46:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:46:08,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:46:08,132 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:46:08,133 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977221422] [2021-10-13 06:46:08,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977221422] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:46:08,133 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:46:08,133 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 06:46:08,133 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039864343] [2021-10-13 06:46:08,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:46:08,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:46:08,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:46:08,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:46:08,135 INFO L87 Difference]: Start difference. First operand 500 states and 1513 transitions. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:08,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:46:08,190 INFO L93 Difference]: Finished difference Result 650 states and 1928 transitions. [2021-10-13 06:46:08,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 06:46:08,191 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-10-13 06:46:08,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:46:08,194 INFO L225 Difference]: With dead ends: 650 [2021-10-13 06:46:08,194 INFO L226 Difference]: Without dead ends: 314 [2021-10-13 06:46:08,195 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 20.9ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 06:46:08,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2021-10-13 06:46:08,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 314. [2021-10-13 06:46:08,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 313 states have (on average 2.865814696485623) internal successors, (897), 313 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:08,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 897 transitions. [2021-10-13 06:46:08,209 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 897 transitions. Word has length 11 [2021-10-13 06:46:08,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:46:08,210 INFO L470 AbstractCegarLoop]: Abstraction has 314 states and 897 transitions. [2021-10-13 06:46:08,210 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:08,210 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 897 transitions. [2021-10-13 06:46:08,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 06:46:08,216 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:46:08,216 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:46:08,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 06:46:08,217 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-10-13 06:46:08,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:46:08,218 INFO L82 PathProgramCache]: Analyzing trace with hash 935085293, now seen corresponding path program 1 times [2021-10-13 06:46:08,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:46:08,218 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846651850] [2021-10-13 06:46:08,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:46:08,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:46:08,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:46:08,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:46:08,419 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:46:08,419 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846651850] [2021-10-13 06:46:08,419 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846651850] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:46:08,420 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:46:08,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 06:46:08,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251643189] [2021-10-13 06:46:08,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:46:08,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:46:08,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:46:08,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:46:08,422 INFO L87 Difference]: Start difference. First operand 314 states and 897 transitions. Second operand has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:08,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:46:08,442 INFO L93 Difference]: Finished difference Result 341 states and 942 transitions. [2021-10-13 06:46:08,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:46:08,442 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 13 [2021-10-13 06:46:08,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:46:08,445 INFO L225 Difference]: With dead ends: 341 [2021-10-13 06:46:08,446 INFO L226 Difference]: Without dead ends: 296 [2021-10-13 06:46:08,446 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.2ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:46:08,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2021-10-13 06:46:08,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 296. [2021-10-13 06:46:08,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 296 states, 295 states have (on average 2.8372881355932202) internal successors, (837), 295 states have internal predecessors, (837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:08,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 837 transitions. [2021-10-13 06:46:08,459 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 837 transitions. Word has length 13 [2021-10-13 06:46:08,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:46:08,459 INFO L470 AbstractCegarLoop]: Abstraction has 296 states and 837 transitions. [2021-10-13 06:46:08,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:08,460 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 837 transitions. [2021-10-13 06:46:08,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-13 06:46:08,460 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:46:08,461 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:46:08,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 06:46:08,461 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-10-13 06:46:08,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:46:08,462 INFO L82 PathProgramCache]: Analyzing trace with hash -1077106375, now seen corresponding path program 1 times [2021-10-13 06:46:08,462 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:46:08,462 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564602739] [2021-10-13 06:46:08,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:46:08,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:46:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:46:08,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:46:08,574 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:46:08,574 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564602739] [2021-10-13 06:46:08,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564602739] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:46:08,574 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:46:08,575 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 06:46:08,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836416954] [2021-10-13 06:46:08,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:46:08,575 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:46:08,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:46:08,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:46:08,576 INFO L87 Difference]: Start difference. First operand 296 states and 837 transitions. Second operand has 5 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:08,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:46:08,622 INFO L93 Difference]: Finished difference Result 380 states and 1052 transitions. [2021-10-13 06:46:08,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 06:46:08,623 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2021-10-13 06:46:08,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:46:08,625 INFO L225 Difference]: With dead ends: 380 [2021-10-13 06:46:08,625 INFO L226 Difference]: Without dead ends: 168 [2021-10-13 06:46:08,626 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 21.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 06:46:08,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2021-10-13 06:46:08,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2021-10-13 06:46:08,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 167 states have (on average 2.604790419161677) internal successors, (435), 167 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:08,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 435 transitions. [2021-10-13 06:46:08,633 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 435 transitions. Word has length 14 [2021-10-13 06:46:08,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:46:08,634 INFO L470 AbstractCegarLoop]: Abstraction has 168 states and 435 transitions. [2021-10-13 06:46:08,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:08,634 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 435 transitions. [2021-10-13 06:46:08,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 06:46:08,635 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:46:08,635 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:46:08,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 06:46:08,636 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-10-13 06:46:08,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:46:08,636 INFO L82 PathProgramCache]: Analyzing trace with hash 968001598, now seen corresponding path program 1 times [2021-10-13 06:46:08,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:46:08,637 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405078172] [2021-10-13 06:46:08,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:46:08,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:46:08,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:46:08,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:46:08,915 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:46:08,915 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405078172] [2021-10-13 06:46:08,915 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405078172] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:46:08,915 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:46:08,915 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 06:46:08,916 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1785880819] [2021-10-13 06:46:08,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 06:46:08,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:46:08,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 06:46:08,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-10-13 06:46:08,917 INFO L87 Difference]: Start difference. First operand 168 states and 435 transitions. Second operand has 8 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:09,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:46:09,082 INFO L93 Difference]: Finished difference Result 198 states and 500 transitions. [2021-10-13 06:46:09,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 06:46:09,082 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-10-13 06:46:09,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:46:09,084 INFO L225 Difference]: With dead ends: 198 [2021-10-13 06:46:09,084 INFO L226 Difference]: Without dead ends: 170 [2021-10-13 06:46:09,085 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 88.7ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-10-13 06:46:09,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2021-10-13 06:46:09,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 162. [2021-10-13 06:46:09,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 161 states have (on average 2.546583850931677) internal successors, (410), 161 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:09,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 410 transitions. [2021-10-13 06:46:09,092 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 410 transitions. Word has length 15 [2021-10-13 06:46:09,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:46:09,093 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 410 transitions. [2021-10-13 06:46:09,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:09,093 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 410 transitions. [2021-10-13 06:46:09,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 06:46:09,094 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:46:09,094 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:46:09,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 06:46:09,095 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-10-13 06:46:09,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:46:09,095 INFO L82 PathProgramCache]: Analyzing trace with hash 933143556, now seen corresponding path program 1 times [2021-10-13 06:46:09,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:46:09,096 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849740412] [2021-10-13 06:46:09,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:46:09,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:46:09,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:46:09,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:46:09,510 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:46:09,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849740412] [2021-10-13 06:46:09,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849740412] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:46:09,510 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:46:09,511 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 06:46:09,511 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503232839] [2021-10-13 06:46:09,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-13 06:46:09,512 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:46:09,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-13 06:46:09,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-10-13 06:46:09,513 INFO L87 Difference]: Start difference. First operand 162 states and 410 transitions. Second operand has 9 states, 8 states have (on average 2.0) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:09,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:46:09,780 INFO L93 Difference]: Finished difference Result 176 states and 431 transitions. [2021-10-13 06:46:09,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 06:46:09,781 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-13 06:46:09,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:46:09,783 INFO L225 Difference]: With dead ends: 176 [2021-10-13 06:46:09,783 INFO L226 Difference]: Without dead ends: 158 [2021-10-13 06:46:09,783 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 155.1ms TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-10-13 06:46:09,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2021-10-13 06:46:09,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 156. [2021-10-13 06:46:09,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 155 states have (on average 2.52258064516129) internal successors, (391), 155 states have internal predecessors, (391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:09,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 391 transitions. [2021-10-13 06:46:09,793 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 391 transitions. Word has length 16 [2021-10-13 06:46:09,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:46:09,794 INFO L470 AbstractCegarLoop]: Abstraction has 156 states and 391 transitions. [2021-10-13 06:46:09,794 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:09,794 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 391 transitions. [2021-10-13 06:46:09,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 06:46:09,795 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:46:09,796 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:46:09,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 06:46:09,796 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-10-13 06:46:09,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:46:09,797 INFO L82 PathProgramCache]: Analyzing trace with hash -1758998529, now seen corresponding path program 1 times [2021-10-13 06:46:09,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:46:09,797 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635616217] [2021-10-13 06:46:09,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:46:09,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:46:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:46:10,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:46:10,002 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:46:10,002 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635616217] [2021-10-13 06:46:10,002 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635616217] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:46:10,003 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:46:10,003 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 06:46:10,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417458005] [2021-10-13 06:46:10,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:46:10,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:46:10,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:46:10,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:46:10,005 INFO L87 Difference]: Start difference. First operand 156 states and 391 transitions. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:10,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:46:10,039 INFO L93 Difference]: Finished difference Result 159 states and 353 transitions. [2021-10-13 06:46:10,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:46:10,040 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-13 06:46:10,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:46:10,044 INFO L225 Difference]: With dead ends: 159 [2021-10-13 06:46:10,044 INFO L226 Difference]: Without dead ends: 121 [2021-10-13 06:46:10,045 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 16.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:46:10,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-10-13 06:46:10,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2021-10-13 06:46:10,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 120 states have (on average 2.2333333333333334) internal successors, (268), 120 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:10,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 268 transitions. [2021-10-13 06:46:10,051 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 268 transitions. Word has length 17 [2021-10-13 06:46:10,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:46:10,051 INFO L470 AbstractCegarLoop]: Abstraction has 121 states and 268 transitions. [2021-10-13 06:46:10,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:10,052 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 268 transitions. [2021-10-13 06:46:10,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 06:46:10,052 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:46:10,052 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:46:10,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 06:46:10,053 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-10-13 06:46:10,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:46:10,054 INFO L82 PathProgramCache]: Analyzing trace with hash 847807314, now seen corresponding path program 1 times [2021-10-13 06:46:10,054 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:46:10,058 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558275033] [2021-10-13 06:46:10,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:46:10,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:46:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:46:10,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:46:10,634 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:46:10,635 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558275033] [2021-10-13 06:46:10,635 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558275033] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:46:10,635 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:46:10,635 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 06:46:10,635 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615523563] [2021-10-13 06:46:10,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-13 06:46:10,636 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:46:10,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-13 06:46:10,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-10-13 06:46:10,636 INFO L87 Difference]: Start difference. First operand 121 states and 268 transitions. Second operand has 9 states, 8 states have (on average 2.25) internal successors, (18), 8 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) [2021-10-13 06:46:10,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:46:10,801 INFO L93 Difference]: Finished difference Result 140 states and 307 transitions. [2021-10-13 06:46:10,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 06:46:10,801 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.25) internal successors, (18), 8 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 18 [2021-10-13 06:46:10,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:46:10,803 INFO L225 Difference]: With dead ends: 140 [2021-10-13 06:46:10,803 INFO L226 Difference]: Without dead ends: 131 [2021-10-13 06:46:10,803 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 144.1ms TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2021-10-13 06:46:10,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-10-13 06:46:10,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 128. [2021-10-13 06:46:10,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 2.2598425196850394) internal successors, (287), 127 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:10,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 287 transitions. [2021-10-13 06:46:10,809 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 287 transitions. Word has length 18 [2021-10-13 06:46:10,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:46:10,809 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 287 transitions. [2021-10-13 06:46:10,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.25) internal successors, (18), 8 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) [2021-10-13 06:46:10,810 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 287 transitions. [2021-10-13 06:46:10,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 06:46:10,811 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:46:10,811 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:46:10,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 06:46:10,811 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-10-13 06:46:10,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:46:10,812 INFO L82 PathProgramCache]: Analyzing trace with hash -1578932963, now seen corresponding path program 1 times [2021-10-13 06:46:10,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:46:10,812 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723989322] [2021-10-13 06:46:10,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:46:10,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:46:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:46:10,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:46:10,988 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:46:10,988 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723989322] [2021-10-13 06:46:10,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723989322] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:46:10,988 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:46:10,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 06:46:10,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207306229] [2021-10-13 06:46:10,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:46:10,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:46:10,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:46:10,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:46:10,990 INFO L87 Difference]: Start difference. First operand 128 states and 287 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 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) [2021-10-13 06:46:11,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:46:11,026 INFO L93 Difference]: Finished difference Result 105 states and 201 transitions. [2021-10-13 06:46:11,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 06:46:11,032 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 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 18 [2021-10-13 06:46:11,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:46:11,033 INFO L225 Difference]: With dead ends: 105 [2021-10-13 06:46:11,033 INFO L226 Difference]: Without dead ends: 78 [2021-10-13 06:46:11,035 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 14.9ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-13 06:46:11,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-10-13 06:46:11,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2021-10-13 06:46:11,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 77 states have (on average 1.8311688311688312) internal successors, (141), 77 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:11,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 141 transitions. [2021-10-13 06:46:11,040 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 141 transitions. Word has length 18 [2021-10-13 06:46:11,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:46:11,042 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 141 transitions. [2021-10-13 06:46:11,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 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) [2021-10-13 06:46:11,042 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 141 transitions. [2021-10-13 06:46:11,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 06:46:11,043 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:46:11,043 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:46:11,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 06:46:11,044 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-10-13 06:46:11,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:46:11,044 INFO L82 PathProgramCache]: Analyzing trace with hash -1732933220, now seen corresponding path program 1 times [2021-10-13 06:46:11,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:46:11,045 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721939835] [2021-10-13 06:46:11,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:46:11,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:46:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:46:11,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:46:11,225 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 06:46:11,225 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721939835] [2021-10-13 06:46:11,226 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721939835] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 06:46:11,226 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:46:11,226 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 06:46:11,226 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459337486] [2021-10-13 06:46:11,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 06:46:11,227 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 06:46:11,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 06:46:11,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-13 06:46:11,228 INFO L87 Difference]: Start difference. First operand 78 states and 141 transitions. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:11,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:46:11,269 INFO L93 Difference]: Finished difference Result 61 states and 105 transitions. [2021-10-13 06:46:11,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 06:46:11,270 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 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 19 [2021-10-13 06:46:11,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:46:11,271 INFO L225 Difference]: With dead ends: 61 [2021-10-13 06:46:11,271 INFO L226 Difference]: Without dead ends: 52 [2021-10-13 06:46:11,271 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 18.1ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:46:11,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2021-10-13 06:46:11,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 48. [2021-10-13 06:46:11,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 47 states have (on average 1.7234042553191489) internal successors, (81), 47 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:11,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 81 transitions. [2021-10-13 06:46:11,274 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 81 transitions. Word has length 19 [2021-10-13 06:46:11,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:46:11,275 INFO L470 AbstractCegarLoop]: Abstraction has 48 states and 81 transitions. [2021-10-13 06:46:11,275 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:46:11,275 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 81 transitions. [2021-10-13 06:46:11,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-13 06:46:11,276 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:46:11,276 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:46:11,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-13 06:46:11,276 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] === [2021-10-13 06:46:11,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:46:11,277 INFO L82 PathProgramCache]: Analyzing trace with hash -1976979740, now seen corresponding path program 1 times [2021-10-13 06:46:11,277 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 06:46:11,277 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905200769] [2021-10-13 06:46:11,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:46:11,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 06:46:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 06:46:11,402 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 06:46:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 06:46:11,604 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-13 06:46:11,605 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 06:46:11,606 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:46:11,607 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:46:11,608 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-13 06:46:11,608 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-13 06:46:11,608 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-13 06:46:11,608 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:46:11,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-13 06:46:11,616 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-13 06:46:11,616 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 06:46:11,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 06:46:11 BasicIcfg [2021-10-13 06:46:11,752 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 06:46:11,753 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 06:46:11,753 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 06:46:11,753 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 06:46:11,754 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:45:35" (3/4) ... [2021-10-13 06:46:11,756 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-13 06:46:11,877 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 06:46:11,877 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 06:46:11,879 INFO L168 Benchmark]: Toolchain (without parser) took 39672.05 ms. Allocated memory was 92.3 MB in the beginning and 222.3 MB in the end (delta: 130.0 MB). Free memory was 56.8 MB in the beginning and 141.4 MB in the end (delta: -84.5 MB). Peak memory consumption was 45.9 MB. Max. memory is 16.1 GB. [2021-10-13 06:46:11,880 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory was 62.9 MB in the beginning and 62.9 MB in the end (delta: 30.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:46:11,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.01 ms. Allocated memory was 92.3 MB in the beginning and 121.6 MB in the end (delta: 29.4 MB). Free memory was 56.6 MB in the beginning and 82.0 MB in the end (delta: -25.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 06:46:11,881 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.72 ms. Allocated memory is still 121.6 MB. Free memory was 82.0 MB in the beginning and 79.7 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 06:46:11,881 INFO L168 Benchmark]: Boogie Preprocessor took 83.89 ms. Allocated memory is still 121.6 MB. Free memory was 79.7 MB in the beginning and 77.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:46:11,882 INFO L168 Benchmark]: RCFGBuilder took 2576.46 ms. Allocated memory is still 121.6 MB. Free memory was 77.0 MB in the beginning and 62.4 MB in the end (delta: 14.6 MB). Peak memory consumption was 50.0 MB. Max. memory is 16.1 GB. [2021-10-13 06:46:11,882 INFO L168 Benchmark]: TraceAbstraction took 36087.98 ms. Allocated memory was 121.6 MB in the beginning and 222.3 MB in the end (delta: 100.7 MB). Free memory was 62.4 MB in the beginning and 166.6 MB in the end (delta: -104.1 MB). Peak memory consumption was 109.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:46:11,883 INFO L168 Benchmark]: Witness Printer took 124.49 ms. Allocated memory is still 222.3 MB. Free memory was 166.6 MB in the beginning and 141.4 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:46:11,885 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory was 62.9 MB in the beginning and 62.9 MB in the end (delta: 30.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 693.01 ms. Allocated memory was 92.3 MB in the beginning and 121.6 MB in the end (delta: 29.4 MB). Free memory was 56.6 MB in the beginning and 82.0 MB in the end (delta: -25.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 99.72 ms. Allocated memory is still 121.6 MB. Free memory was 82.0 MB in the beginning and 79.7 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.89 ms. Allocated memory is still 121.6 MB. Free memory was 79.7 MB in the beginning and 77.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2576.46 ms. Allocated memory is still 121.6 MB. Free memory was 77.0 MB in the beginning and 62.4 MB in the end (delta: 14.6 MB). Peak memory consumption was 50.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 36087.98 ms. Allocated memory was 121.6 MB in the beginning and 222.3 MB in the end (delta: 100.7 MB). Free memory was 62.4 MB in the beginning and 166.6 MB in the end (delta: -104.1 MB). Peak memory consumption was 109.6 MB. Max. memory is 16.1 GB. * Witness Printer took 124.49 ms. Allocated memory is still 222.3 MB. Free memory was 166.6 MB in the beginning and 141.4 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 30957.2ms, 133 PlacesBefore, 36 PlacesAfterwards, 125 TransitionsBefore, 27 TransitionsAfterwards, 1748 CoEnabledTransitionPairs, 7 FixpointIterations, 57 TrivialSequentialCompositions, 45 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 7 ConcurrentYvCompositions, 1 ChoiceCompositions, 110 TotalNumberOfCompositions, 4722 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2291, positive: 2115, positive conditional: 0, positive unconditional: 2115, negative: 176, negative conditional: 0, negative unconditional: 176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1253, positive: 1204, positive conditional: 0, positive unconditional: 1204, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1253, positive: 1191, positive conditional: 0, positive unconditional: 1191, negative: 62, negative conditional: 0, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 62, positive: 13, positive conditional: 0, positive unconditional: 13, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 7, unknown conditional: 0, unknown unconditional: 7] , SemanticIndependenceRelation.Query Time [ms]: [ total: 12920, positive: 28, positive conditional: 0, positive unconditional: 28, negative: 554, negative conditional: 0, negative unconditional: 554, unknown: 12339, unknown conditional: 0, unknown unconditional: 12339] ], Cache Queries: [ total: 2291, positive: 911, positive conditional: 0, positive unconditional: 911, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 1253, unknown conditional: 0, unknown unconditional: 1253] , Statistics on independence cache: Total cache size (in pairs): 120, Positive cache size: 100, Positive conditional cache size: 0, Positive unconditional cache size: 100, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p0_EAX = 0; [L713] 0 int __unbuffered_p1_EAX = 0; [L715] 0 int __unbuffered_p2_EAX = 0; [L716] 0 _Bool __unbuffered_p2_EAX$flush_delayed; [L717] 0 int __unbuffered_p2_EAX$mem_tmp; [L718] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd0; [L719] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd1; [L720] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd2; [L721] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd3; [L722] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd0; [L723] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd1; [L724] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd2; [L725] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd3; [L726] 0 _Bool __unbuffered_p2_EAX$read_delayed; [L727] 0 int *__unbuffered_p2_EAX$read_delayed_var; [L728] 0 int __unbuffered_p2_EAX$w_buff0; [L729] 0 _Bool __unbuffered_p2_EAX$w_buff0_used; [L730] 0 int __unbuffered_p2_EAX$w_buff1; [L731] 0 _Bool __unbuffered_p2_EAX$w_buff1_used; [L732] 0 _Bool main$tmp_guard0; [L733] 0 _Bool main$tmp_guard1; [L735] 0 int x = 0; [L737] 0 int y = 0; [L738] 0 _Bool y$flush_delayed; [L739] 0 int y$mem_tmp; [L740] 0 _Bool y$r_buff0_thd0; [L741] 0 _Bool y$r_buff0_thd1; [L742] 0 _Bool y$r_buff0_thd2; [L743] 0 _Bool y$r_buff0_thd3; [L744] 0 _Bool y$r_buff1_thd0; [L745] 0 _Bool y$r_buff1_thd1; [L746] 0 _Bool y$r_buff1_thd2; [L747] 0 _Bool y$r_buff1_thd3; [L748] 0 _Bool y$read_delayed; [L749] 0 int *y$read_delayed_var; [L750] 0 int y$w_buff0; [L751] 0 _Bool y$w_buff0_used; [L752] 0 int y$w_buff1; [L753] 0 _Bool y$w_buff1_used; [L755] 0 int z = 0; [L756] 0 _Bool weak$$choice0; [L757] 0 _Bool weak$$choice1; [L758] 0 _Bool weak$$choice2; [L850] 0 pthread_t t1940; [L851] FCALL, FORK 0 pthread_create(&t1940, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L852] 0 pthread_t t1941; [L853] FCALL, FORK 0 pthread_create(&t1941, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L854] 0 pthread_t t1942; [L855] FCALL, FORK 0 pthread_create(&t1942, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L806] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L807] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L808] 3 y$flush_delayed = weak$$choice2 [L809] EXPR 3 \read(y) [L809] 3 y$mem_tmp = y [L810] 3 weak$$choice1 = __VERIFIER_nondet_bool() [L811] EXPR 3 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L811] EXPR 3 \read(y) [L811] EXPR 3 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L811] 3 y = !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L812] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)))) [L812] 3 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)))) [L813] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)))) [L813] 3 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)))) [L814] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : weak$$choice0)))) [L814] 3 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : weak$$choice0)))) [L815] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L815] 3 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L816] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L816] 3 y$r_buff0_thd3 = weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L817] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$r_buff1_thd3 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L817] 3 y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$r_buff1_thd3 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L818] 3 __unbuffered_p2_EAX$read_delayed = (_Bool)1 [L819] 3 __unbuffered_p2_EAX$read_delayed_var = &y [L820] EXPR 3 \read(y) [L820] 3 __unbuffered_p2_EAX = y [L821] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L821] 3 y = y$flush_delayed ? y$mem_tmp : y [L822] 3 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=255, x=0, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L825] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=255, x=0, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L762] 1 __unbuffered_p0_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=255, x=0, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L828] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L828] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L828] EXPR 3 \read(y) [L828] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y [L828] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L828] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L829] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L829] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L830] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L830] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L831] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L831] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L832] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L832] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L835] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L837] 3 return 0; [L765] 1 x = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=255, x=1, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L777] 2 __unbuffered_p1_EAX = x VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=255, x=1, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L780] 2 y$w_buff1 = y$w_buff0 [L781] 2 y$w_buff0 = 1 [L782] 2 y$w_buff1_used = y$w_buff0_used [L783] 2 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 2 !(!expression) [L785] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L786] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L787] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L788] 2 y$r_buff1_thd3 = y$r_buff0_thd3 [L789] 2 y$r_buff0_thd2 = (_Bool)1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=255, x=1, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L792] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L792] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L793] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L793] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L794] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L794] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L795] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L795] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L796] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L796] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L799] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L801] 2 return 0; [L770] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L772] 1 return 0; [L857] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L3] COND FALSE 0 !(!cond) [L861] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L861] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L861] EXPR 0 \read(y) [L861] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L861] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L861] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L862] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L862] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L863] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L863] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L864] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L864] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L865] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L865] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L868] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L869] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L869] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L869] EXPR 0 \read(*__unbuffered_p2_EAX$read_delayed_var) [L869] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L869] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L869] 0 __unbuffered_p2_EAX = __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L870] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p1_EAX == 1 && __unbuffered_p2_EAX == 1) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={8:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=255, x=1, y={8:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 853]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 855]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 851]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 151 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 35728.0ms, OverallIterations: 12, TraceHistogramMax: 1, EmptinessCheckTime: 28.5ms, AutomataDifference: 1080.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 31064.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 256 SDtfs, 336 SDslu, 504 SDs, 0 SdLazy, 313 SolverSat, 69 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 522.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 62 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 502.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=718occurred in iteration=0, InterpolantAutomatonStates: 65, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 217.3ms AutomataMinimizationTime, 11 MinimizatonAttempts, 17 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 81.7ms SsaConstructionTime, 1051.9ms SatisfiabilityAnalysisTime, 1636.0ms InterpolantComputationTime, 178 NumberOfCodeBlocks, 178 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 146 ConstructedInterpolants, 0 QuantifiedInterpolants, 1448 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-13 06:46:11,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19ee1c7-4453-4eb7-b316-fa4f5370d1b9/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...