./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe010_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe010_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0b6ad05084ff5d70a22ef215b05587fd59d1867832386446579778aa62df8d63 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:46:05,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:46:05,675 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:46:05,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:46:05,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:46:05,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:46:05,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:46:05,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:46:05,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:46:05,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:46:05,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:46:05,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:46:05,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:46:05,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:46:05,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:46:05,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:46:05,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:46:05,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:46:05,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:46:05,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:46:05,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:46:05,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:46:05,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:46:05,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:46:05,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:46:05,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:46:05,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:46:05,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:46:05,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:46:05,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:46:05,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:46:05,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:46:05,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:46:05,803 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:46:05,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:46:05,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:46:05,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:46:05,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:46:05,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:46:05,807 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:46:05,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:46:05,809 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-20 07:46:05,855 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:46:05,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:46:05,856 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:46:05,856 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:46:05,864 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:46:05,864 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:46:05,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:46:05,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:46:05,865 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:46:05,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:46:05,867 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:46:05,867 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:46:05,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:46:05,867 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:46:05,867 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:46:05,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:46:05,868 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:46:05,868 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:46:05,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:46:05,868 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:46:05,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:46:05,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:46:05,869 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:46:05,869 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-20 07:46:05,869 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:46:05,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:46:05,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:46:05,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:46:05,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:46:05,872 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:46:05,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:46:05,872 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:46:05,872 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-20 07:46:05,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:46:05,873 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-20 07:46:05,873 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-20 07:46:05,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b6ad05084ff5d70a22ef215b05587fd59d1867832386446579778aa62df8d63 [2021-11-20 07:46:06,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:46:06,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:46:06,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:46:06,220 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:46:06,221 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:46:06,224 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/../../sv-benchmarks/c/pthread-wmm/safe010_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-11-20 07:46:06,320 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/data/b35948702/f36a6ffb475a4060b98573c509d92be9/FLAG0c581b75f [2021-11-20 07:46:07,031 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:46:07,041 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/sv-benchmarks/c/pthread-wmm/safe010_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-11-20 07:46:07,062 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/data/b35948702/f36a6ffb475a4060b98573c509d92be9/FLAG0c581b75f [2021-11-20 07:46:07,312 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/data/b35948702/f36a6ffb475a4060b98573c509d92be9 [2021-11-20 07:46:07,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:46:07,320 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:46:07,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:46:07,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:46:07,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:46:07,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:46:07" (1/1) ... [2021-11-20 07:46:07,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@261b537b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:07, skipping insertion in model container [2021-11-20 07:46:07,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:46:07" (1/1) ... [2021-11-20 07:46:07,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:46:07,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:46:07,600 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/sv-benchmarks/c/pthread-wmm/safe010_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[996,1009] [2021-11-20 07:46:07,838 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:46:07,856 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:46:07,879 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/sv-benchmarks/c/pthread-wmm/safe010_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[996,1009] [2021-11-20 07:46:07,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:46:08,010 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:46:08,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:08 WrapperNode [2021-11-20 07:46:08,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:46:08,013 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:46:08,013 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:46:08,013 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:46:08,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:08" (1/1) ... [2021-11-20 07:46:08,063 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:08" (1/1) ... [2021-11-20 07:46:08,128 INFO L137 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 259 [2021-11-20 07:46:08,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:46:08,133 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:46:08,133 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:46:08,133 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:46:08,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:08" (1/1) ... [2021-11-20 07:46:08,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:08" (1/1) ... [2021-11-20 07:46:08,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:08" (1/1) ... [2021-11-20 07:46:08,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:08" (1/1) ... [2021-11-20 07:46:08,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:08" (1/1) ... [2021-11-20 07:46:08,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:08" (1/1) ... [2021-11-20 07:46:08,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:08" (1/1) ... [2021-11-20 07:46:08,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:46:08,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:46:08,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:46:08,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:46:08,195 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:08" (1/1) ... [2021-11-20 07:46:08,204 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:46:08,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:46:08,237 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 07:46:08,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 07:46:08,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 07:46:08,278 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-20 07:46:08,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 07:46:08,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 07:46:08,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 07:46:08,279 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-20 07:46:08,279 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-20 07:46:08,279 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-20 07:46:08,279 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-20 07:46:08,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 07:46:08,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-20 07:46:08,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:46:08,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:46:08,282 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-20 07:46:08,409 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:46:08,411 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:46:09,019 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:46:09,433 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:46:09,434 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 07:46:09,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:46:09 BoogieIcfgContainer [2021-11-20 07:46:09,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:46:09,440 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 07:46:09,440 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 07:46:09,444 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 07:46:09,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:46:07" (1/3) ... [2021-11-20 07:46:09,445 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@780d37b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:46:09, skipping insertion in model container [2021-11-20 07:46:09,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:46:08" (2/3) ... [2021-11-20 07:46:09,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@780d37b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:46:09, skipping insertion in model container [2021-11-20 07:46:09,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:46:09" (3/3) ... [2021-11-20 07:46:09,447 INFO L111 eAbstractionObserver]: Analyzing ICFG safe010_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2021-11-20 07:46:09,453 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-20 07:46:09,453 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 07:46:09,454 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-20 07:46:09,454 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-20 07:46:09,495 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,495 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,495 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,496 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,496 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,496 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,497 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,497 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,497 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,497 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,498 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,498 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,499 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,499 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,499 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,499 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,500 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,500 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,501 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,501 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,501 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,502 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,502 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,502 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,503 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,503 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,503 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,504 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,504 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,504 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,504 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,505 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,505 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,505 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,505 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,505 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,506 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,506 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,506 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,506 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,506 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,506 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,507 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,507 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,507 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,507 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,508 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,508 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,508 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,508 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,508 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,509 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,509 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,509 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,509 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,509 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,510 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,510 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,510 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,510 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,515 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,516 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,516 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,517 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,518 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,518 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,518 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,519 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,519 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,519 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,519 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,520 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,520 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,521 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,521 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,521 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,521 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,521 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,522 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,523 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,525 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,526 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,526 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-20 07:46:09,590 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-20 07:46:09,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/z3 [2021-11-20 07:46:09,591 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-20 07:46:09,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-20 07:46:09,635 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-20 07:46:09,641 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 07:46:09,641 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-20 07:46:09,790 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,811 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,837 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,837 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,838 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,838 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,838 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,839 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,839 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,839 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,839 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,840 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,840 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_161 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,840 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,841 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,842 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,874 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,874 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,875 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,875 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,876 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,876 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,876 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,877 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,877 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,877 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,878 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_161 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,878 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,878 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,878 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:09,923 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-20 07:46:09,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:46:09,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1709594795, now seen corresponding path program 1 times [2021-11-20 07:46:09,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:46:09,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052494686] [2021-11-20 07:46:09,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:46:09,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:46:10,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:10,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:46:10,208 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:46:10,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052494686] [2021-11-20 07:46:10,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052494686] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:46:10,210 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:46:10,210 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 07:46:10,212 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941739220] [2021-11-20 07:46:10,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:46:10,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-20 07:46:10,220 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:46:10,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-20 07:46:10,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-20 07:46:10,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:10,250 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:46:10,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:46:10,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:10,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:10,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 07:46:10,303 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-20 07:46:10,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:46:10,307 INFO L85 PathProgramCache]: Analyzing trace with hash 88413764, now seen corresponding path program 1 times [2021-11-20 07:46:10,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:46:10,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531314742] [2021-11-20 07:46:10,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:46:10,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:46:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:10,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:46:10,666 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:46:10,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531314742] [2021-11-20 07:46:10,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531314742] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:46:10,667 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:46:10,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:46:10,667 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730461162] [2021-11-20 07:46:10,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:46:10,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:46:10,671 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:46:10,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:46:10,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:46:10,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:10,673 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:46:10,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:46:10,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:10,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:10,819 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,819 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,819 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,819 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,820 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,820 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,820 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,821 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,821 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,821 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,821 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_161 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,822 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,822 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,822 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,854 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,873 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,873 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,873 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,874 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,874 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,874 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,874 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,875 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,875 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,875 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,875 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_161 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,876 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,876 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,876 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,926 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,927 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,927 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,927 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,928 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,928 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,929 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,933 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,933 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,934 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,934 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_161 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,934 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,935 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,935 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,973 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,973 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,974 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,979 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,979 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,980 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,980 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,980 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,980 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,981 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,981 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_161 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,981 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,981 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:10,982 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,065 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,066 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,066 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,066 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,067 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,067 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,067 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,068 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,068 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,068 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,069 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_161 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,069 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,069 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,070 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,107 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,108 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,108 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,108 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,108 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,109 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,109 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,109 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,110 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,110 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,110 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_161 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,111 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,111 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,111 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,139 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,140 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,140 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,141 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,141 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,141 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,141 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,142 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,142 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,142 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_161 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,143 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,143 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,143 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,163 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,163 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,164 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,164 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,164 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,165 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,165 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,166 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,166 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_161 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,166 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,166 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:11,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:46:11,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 07:46:11,215 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-20 07:46:11,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:46:11,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1616894078, now seen corresponding path program 1 times [2021-11-20 07:46:11,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:46:11,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153688188] [2021-11-20 07:46:11,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:46:11,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:46:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:11,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:46:11,430 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:46:11,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153688188] [2021-11-20 07:46:11,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153688188] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:46:11,431 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:46:11,431 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 07:46:11,431 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405188743] [2021-11-20 07:46:11,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:46:11,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 07:46:11,432 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:46:11,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 07:46:11,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 07:46:11,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:11,433 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:46:11,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:46:11,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:11,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:46:11,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:11,466 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,467 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41#1_48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,467 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,467 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,468 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,468 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,468 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,468 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,469 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_161 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,469 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,469 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,500 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,500 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,501 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,501 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,501 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,501 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,502 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,502 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_161 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,502 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,502 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,536 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,537 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite30#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,537 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,537 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,538 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,538 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,538 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,539 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,539 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_161 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,539 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,540 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite33#1_62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,587 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,587 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,587 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,589 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,589 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,590 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,590 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_161 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,590 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,592 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,614 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,637 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,638 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,638 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35#1_78| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,646 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite27#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,646 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,647 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_72| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,647 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32#1_68| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,647 WARN L322 ript$VariableManager]: TermVariabe v_~y~0_161 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,647 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite39#1_70| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:11,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:11,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:46:11,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:46:11,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 07:46:11,693 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-20 07:46:11,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:46:11,694 INFO L85 PathProgramCache]: Analyzing trace with hash 1553101489, now seen corresponding path program 1 times [2021-11-20 07:46:11,694 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:46:11,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612870322] [2021-11-20 07:46:11,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:46:11,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:46:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:11,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:46:11,928 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:46:11,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612870322] [2021-11-20 07:46:11,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612870322] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:46:11,929 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:46:11,929 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:46:11,929 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850993933] [2021-11-20 07:46:11,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:46:11,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:46:11,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:46:11,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:46:11,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:46:11,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:11,931 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:46:11,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:46:11,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:11,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:46:11,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:46:11,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:12,001 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:12,018 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:12,019 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:12,045 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:12,053 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite19#1_36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:12,054 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:12,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:12,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:46:12,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:46:12,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:46:12,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 07:46:12,138 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-20 07:46:12,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:46:12,139 INFO L85 PathProgramCache]: Analyzing trace with hash 166508605, now seen corresponding path program 1 times [2021-11-20 07:46:12,139 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:46:12,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838963024] [2021-11-20 07:46:12,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:46:12,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:46:12,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:12,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:46:12,629 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:46:12,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838963024] [2021-11-20 07:46:12,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838963024] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:46:12,630 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:46:12,630 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-20 07:46:12,630 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129725583] [2021-11-20 07:46:12,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:46:12,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-20 07:46:12,631 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:46:12,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-20 07:46:12,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:46:12,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:12,633 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-20 07:46:12,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:46:12,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:12,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:46:12,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:46:12,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:46:12,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:12,868 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:12,876 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:12,883 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:12,884 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:12,918 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:12,919 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:12,959 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:12,960 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite3#1_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 07:46:13,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-20 07:46:13,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:46:13,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 07:46:13,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 07:46:13,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-20 07:46:13,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 07:46:13,009 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-20 07:46:13,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:46:13,009 INFO L85 PathProgramCache]: Analyzing trace with hash -1452600327, now seen corresponding path program 2 times [2021-11-20 07:46:13,009 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:46:13,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910670628] [2021-11-20 07:46:13,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:46:13,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:46:13,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:46:13,061 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:46:13,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:46:13,197 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:46:13,197 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-20 07:46:13,198 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-20 07:46:13,200 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2021-11-20 07:46:13,200 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2021-11-20 07:46:13,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 07:46:13,214 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2021-11-20 07:46:13,215 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (1/2) [2021-11-20 07:46:13,219 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-20 07:46:13,220 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 07:46:13,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 07:46:13 BasicIcfg [2021-11-20 07:46:13,378 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 07:46:13,379 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 07:46:13,380 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 07:46:13,380 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 07:46:13,380 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:46:09" (3/4) ... [2021-11-20 07:46:13,382 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-20 07:46:13,528 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/witness.graphml [2021-11-20 07:46:13,529 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 07:46:13,530 INFO L158 Benchmark]: Toolchain (without parser) took 6209.44ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 101.8MB in the beginning and 58.7MB in the end (delta: 43.1MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2021-11-20 07:46:13,530 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 90.2MB. Free memory was 47.0MB in the beginning and 47.0MB in the end (delta: 40.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:46:13,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 687.94ms. Allocated memory is still 136.3MB. Free memory was 101.8MB in the beginning and 97.9MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 07:46:13,531 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.95ms. Allocated memory is still 136.3MB. Free memory was 97.9MB in the beginning and 94.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:46:13,531 INFO L158 Benchmark]: Boogie Preprocessor took 60.11ms. Allocated memory is still 136.3MB. Free memory was 94.8MB in the beginning and 93.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:46:13,532 INFO L158 Benchmark]: RCFGBuilder took 1242.23ms. Allocated memory is still 136.3MB. Free memory was 93.0MB in the beginning and 80.9MB in the end (delta: 12.1MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2021-11-20 07:46:13,532 INFO L158 Benchmark]: TraceAbstraction took 3938.87ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 80.9MB in the beginning and 77.6MB in the end (delta: 3.3MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2021-11-20 07:46:13,533 INFO L158 Benchmark]: Witness Printer took 149.45ms. Allocated memory is still 163.6MB. Free memory was 77.6MB in the beginning and 58.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-20 07:46:13,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 90.2MB. Free memory was 47.0MB in the beginning and 47.0MB in the end (delta: 40.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 687.94ms. Allocated memory is still 136.3MB. Free memory was 101.8MB in the beginning and 97.9MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.95ms. Allocated memory is still 136.3MB. Free memory was 97.9MB in the beginning and 94.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.11ms. Allocated memory is still 136.3MB. Free memory was 94.8MB in the beginning and 93.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1242.23ms. Allocated memory is still 136.3MB. Free memory was 93.0MB in the beginning and 80.9MB in the end (delta: 12.1MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. * TraceAbstraction took 3938.87ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 80.9MB in the beginning and 77.6MB in the end (delta: 3.3MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * Witness Printer took 149.45ms. Allocated memory is still 163.6MB. Free memory was 77.6MB in the beginning and 58.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1515, positive: 1450, positive conditional: 695, positive unconditional: 755, negative: 65, negative conditional: 40, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1501, positive: 1450, positive conditional: 695, positive unconditional: 755, negative: 51, negative conditional: 26, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1501, positive: 1450, positive conditional: 695, positive unconditional: 755, negative: 51, negative conditional: 26, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1543, positive: 1450, positive conditional: 536, positive unconditional: 914, negative: 93, negative conditional: 42, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1543, positive: 1450, positive conditional: 175, positive unconditional: 1275, negative: 93, negative conditional: 26, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1543, positive: 1450, positive conditional: 175, positive unconditional: 1275, negative: 93, negative conditional: 26, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 792, positive: 759, positive conditional: 4, positive unconditional: 755, negative: 33, negative conditional: 7, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 792, positive: 753, positive conditional: 0, positive unconditional: 753, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 39, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 33, negative conditional: 7, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 795, positive: 52, positive conditional: 49, positive unconditional: 3, negative: 743, negative conditional: 209, negative unconditional: 534, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1543, positive: 691, positive conditional: 171, positive unconditional: 520, negative: 60, negative conditional: 19, negative unconditional: 41, unknown: 792, unknown conditional: 11, unknown unconditional: 781] , Statistics on independence cache: Total cache size (in pairs): 792, Positive cache size: 759, Positive conditional cache size: 4, Positive unconditional cache size: 755, Negative cache size: 33, Negative conditional cache size: 7, Negative unconditional cache size: 26, Eliminated conditions: 377, Maximal queried relation: 2, Independence queries for same thread: 14 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.6s, Number of persistent set computation: 176, Number of trivial persistent sets: 80, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 780, positive: 755, positive conditional: 0, positive unconditional: 755, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1515, positive: 1450, positive conditional: 695, positive unconditional: 755, negative: 65, negative conditional: 40, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1501, positive: 1450, positive conditional: 695, positive unconditional: 755, negative: 51, negative conditional: 26, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1501, positive: 1450, positive conditional: 695, positive unconditional: 755, negative: 51, negative conditional: 26, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1543, positive: 1450, positive conditional: 536, positive unconditional: 914, negative: 93, negative conditional: 42, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1543, positive: 1450, positive conditional: 175, positive unconditional: 1275, negative: 93, negative conditional: 26, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1543, positive: 1450, positive conditional: 175, positive unconditional: 1275, negative: 93, negative conditional: 26, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 792, positive: 759, positive conditional: 4, positive unconditional: 755, negative: 33, negative conditional: 7, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 792, positive: 753, positive conditional: 0, positive unconditional: 753, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 39, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 33, negative conditional: 7, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 795, positive: 52, positive conditional: 49, positive unconditional: 3, negative: 743, negative conditional: 209, negative unconditional: 534, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1543, positive: 691, positive conditional: 171, positive unconditional: 520, negative: 60, negative conditional: 19, negative unconditional: 41, unknown: 792, unknown conditional: 11, unknown unconditional: 781] , Statistics on independence cache: Total cache size (in pairs): 792, Positive cache size: 759, Positive conditional cache size: 4, Positive unconditional cache size: 755, Negative cache size: 33, Negative conditional cache size: 7, Negative unconditional cache size: 26, Eliminated conditions: 377, Maximal queried relation: 2, Independence queries for same thread: 14 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L710] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0] [L711] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0] [L712] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0] [L714] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L716] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L717] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L718] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L719] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L720] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0] [L721] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0] [L722] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=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_buff1_thd0=0] [L723] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0] [L724] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0] [L725] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0] [L726] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}] [L727] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0] [L728] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0] [L729] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0] [L730] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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] [L731] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=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_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=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] [L732] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L792] 0 pthread_t t2009; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2009={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L793] FCALL, FORK 0 pthread_create(&t2009, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2009, ((void *)0), P0, ((void *)0))=-1, t2009={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L794] 0 pthread_t t2010; VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2009={5:0}, t2010={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L795] FCALL, FORK 0 pthread_create(&t2010, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2010, ((void *)0), P1, ((void *)0))=0, t2009={5:0}, t2010={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L736] 1 y$w_buff1 = y$w_buff0 [L737] 1 y$w_buff0 = 2 [L738] 1 y$w_buff1_used = y$w_buff0_used [L739] 1 y$w_buff0_used = (_Bool)1 [L740] CALL 1 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L18] COND FALSE 1 !(!expression) [L740] RET 1 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L741] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L742] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L743] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L744] 1 y$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L747] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L764] 2 __unbuffered_p1_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L767] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L750] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L750] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L751] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L751] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L752] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L752] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L753] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L753] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1 [L754] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L754] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1 [L757] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L759] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L770] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L770] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L770] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L770] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L771] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L771] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L772] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L772] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L773] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L773] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L774] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L774] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L777] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L797] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2009={5:0}, t2010={3:0}, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L799] CALL 0 assume_abort_if_not(main$tmp_guard0) [L3] COND FALSE 0 !(!cond) VAL [\old(cond)=1, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L799] RET 0 assume_abort_if_not(main$tmp_guard0) [L801] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L801] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L801] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L801] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L802] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L802] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L803] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L803] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L804] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L804] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L805] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L805] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L808] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L809] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L810] 0 y$flush_delayed = weak$$choice2 [L811] 0 y$mem_tmp = y [L812] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L812] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L813] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L813] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0) [L813] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L813] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L814] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L814] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1) [L814] EXPR 0 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L814] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L815] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L815] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used) [L815] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L815] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L816] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L816] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L816] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L816] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L817] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L817] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0) [L817] EXPR 0 weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L817] 0 y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)) [L818] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L818] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0) [L818] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L818] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L819] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p1_EAX == 1) [L820] EXPR 0 y$flush_delayed ? y$mem_tmp : y [L820] 0 y = y$flush_delayed ? y$mem_tmp : y [L821] 0 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2009={5:0}, t2010={3:0}, weak$$choice0=66, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L823] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L18] COND TRUE 0 !expression VAL [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L18] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - UnprovableResult [Line: 795]: 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: 793]: 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 for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 112 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 416 NumberOfCodeBlocks, 416 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 336 ConstructedInterpolants, 0 QuantifiedInterpolants, 1205 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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! [2021-11-20 07:46:13,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-20 07:46:13,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e9c3b36-6a50-487c-982e-46e4865404f9/bin/ugemcutter-b9s2R6iq4d/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE