./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix031.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix031.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA --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 526111e98fa506d5405af18114114ae6aa9ce1a2e8442e7719052c05a249c119 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:03:10,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:03:10,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:03:10,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:03:10,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:03:10,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:03:10,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:03:10,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:03:10,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:03:10,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:03:10,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:03:10,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:03:10,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:03:10,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:03:10,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:03:10,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:03:10,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:03:10,795 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:03:10,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:03:10,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:03:10,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:03:10,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:03:10,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:03:10,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:03:10,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:03:10,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:03:10,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:03:10,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:03:10,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:03:10,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:03:10,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:03:10,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:03:10,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:03:10,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:03:10,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:03:10,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:03:10,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:03:10,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:03:10,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:03:10,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:03:10,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:03:10,834 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-22 23:03:10,879 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:03:10,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:03:10,883 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 23:03:10,883 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 23:03:10,889 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:03:10,890 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-22 23:03:10,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:03:10,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:03:10,891 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 23:03:10,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:03:10,892 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:03:10,893 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:03:10,893 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:03:10,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:03:10,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:03:10,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:03:10,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:03:10,894 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:03:10,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:03:10,894 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:03:10,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:03:10,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:03:10,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 23:03:10,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-22 23:03:10,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 23:03:10,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:03:10,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:03:10,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:03:10,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:03:10,898 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 23:03:10,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:03:10,898 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 23:03:10,899 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-22 23:03:10,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:03:10,899 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-22 23:03:10,899 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-22 23:03:10,899 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_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 526111e98fa506d5405af18114114ae6aa9ce1a2e8442e7719052c05a249c119 [2021-11-22 23:03:11,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:03:11,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:03:11,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:03:11,235 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:03:11,236 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:03:11,237 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/../../sv-benchmarks/c/pthread-wmm/mix031.opt.i [2021-11-22 23:03:11,314 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/data/565c6565b/97dfc91009634f568f52fb30f15bb289/FLAGa816e3008 [2021-11-22 23:03:11,830 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:03:11,831 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/sv-benchmarks/c/pthread-wmm/mix031.opt.i [2021-11-22 23:03:11,857 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/data/565c6565b/97dfc91009634f568f52fb30f15bb289/FLAGa816e3008 [2021-11-22 23:03:12,148 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/data/565c6565b/97dfc91009634f568f52fb30f15bb289 [2021-11-22 23:03:12,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:03:12,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:03:12,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:03:12,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:03:12,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:03:12,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:03:12" (1/1) ... [2021-11-22 23:03:12,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@769403cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:12, skipping insertion in model container [2021-11-22 23:03:12,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:03:12" (1/1) ... [2021-11-22 23:03:12,169 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:03:12,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:03:12,420 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_c6823b26-3c71-470d-beb6-486df15c3aec/sv-benchmarks/c/pthread-wmm/mix031.opt.i[987,1000] [2021-11-22 23:03:12,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:03:12,694 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:03:12,705 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_c6823b26-3c71-470d-beb6-486df15c3aec/sv-benchmarks/c/pthread-wmm/mix031.opt.i[987,1000] [2021-11-22 23:03:12,744 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:03:12,783 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:03:12,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:12 WrapperNode [2021-11-22 23:03:12,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:03:12,785 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:03:12,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:03:12,785 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:03:12,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:12" (1/1) ... [2021-11-22 23:03:12,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:12" (1/1) ... [2021-11-22 23:03:12,839 INFO L137 Inliner]: procedures = 175, calls = 49, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 171 [2021-11-22 23:03:12,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:03:12,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:03:12,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:03:12,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:03:12,848 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:12" (1/1) ... [2021-11-22 23:03:12,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:12" (1/1) ... [2021-11-22 23:03:12,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:12" (1/1) ... [2021-11-22 23:03:12,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:12" (1/1) ... [2021-11-22 23:03:12,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:12" (1/1) ... [2021-11-22 23:03:12,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:12" (1/1) ... [2021-11-22 23:03:12,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:12" (1/1) ... [2021-11-22 23:03:12,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:03:12,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:03:12,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:03:12,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:03:12,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:12" (1/1) ... [2021-11-22 23:03:12,889 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:03:12,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:03:12,912 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 23:03:12,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 23:03:12,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:03:12,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:03:12,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:03:12,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:03:12,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:03:12,966 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-22 23:03:12,966 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-22 23:03:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-22 23:03:12,967 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-22 23:03:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:03:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:03:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:03:12,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:03:12,969 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:03:13,126 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:03:13,128 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:03:13,605 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:03:13,888 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:03:13,889 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:03:13,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:03:13 BoogieIcfgContainer [2021-11-22 23:03:13,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:03:13,893 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 23:03:13,893 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 23:03:13,896 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 23:03:13,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:03:12" (1/3) ... [2021-11-22 23:03:13,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b67757d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:03:13, skipping insertion in model container [2021-11-22 23:03:13,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:03:12" (2/3) ... [2021-11-22 23:03:13,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b67757d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:03:13, skipping insertion in model container [2021-11-22 23:03:13,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:03:13" (3/3) ... [2021-11-22 23:03:13,899 INFO L111 eAbstractionObserver]: Analyzing ICFG mix031.opt.i [2021-11-22 23:03:13,904 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-22 23:03:13,904 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 23:03:13,904 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-22 23:03:13,905 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-22 23:03:13,935 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,936 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,936 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,936 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,936 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,937 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,937 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,937 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,937 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,937 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,938 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,938 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,938 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,938 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,938 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,939 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,939 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,939 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,939 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,939 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,940 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,940 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,940 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,940 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,940 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,941 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,941 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,941 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,941 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,941 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,941 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,942 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,942 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,942 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,942 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,942 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,943 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,943 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,943 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,943 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,943 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,943 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,944 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,944 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,944 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,944 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,946 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,946 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,946 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,946 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,947 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,947 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,947 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,947 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,947 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,948 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,948 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,948 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,948 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,948 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,948 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,949 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,949 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,949 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,949 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,949 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,950 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,950 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,950 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,950 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,950 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,950 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,951 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,951 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,951 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,951 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,951 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,952 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,952 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,952 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,952 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,952 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,953 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,953 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,955 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,955 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,955 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,955 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,956 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,956 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,956 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,956 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,957 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,957 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,957 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,957 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,958 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,958 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,958 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,958 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,958 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,959 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,959 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,959 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,959 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,960 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,960 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,960 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,960 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,960 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,961 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,961 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,961 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,961 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,962 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,962 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,962 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,962 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,963 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,963 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,963 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,963 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,966 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,966 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,966 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,967 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,967 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,967 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,967 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,983 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,984 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,985 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,985 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,985 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,986 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,986 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,986 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,986 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,986 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,987 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,987 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,987 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,987 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,987 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,988 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,988 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,988 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,988 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,988 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,989 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,989 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,989 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,989 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,989 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,990 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,990 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,990 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,990 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:13,991 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-22 23:03:14,038 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:03:14,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:03:14,045 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:03:14,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-22 23:03:14,095 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2021-11-22 23:03:14,102 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 [2021-11-22 23:03:14,102 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-22 23:03:14,255 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,256 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,256 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,256 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,257 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,257 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,257 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,258 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,258 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,258 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,258 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,259 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,259 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,294 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,295 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,295 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,296 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,296 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,296 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,297 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,297 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,297 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,298 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,298 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,298 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,298 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,299 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,353 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:14,366 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:03:14,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:14,372 INFO L85 PathProgramCache]: Analyzing trace with hash 696926619, now seen corresponding path program 1 times [2021-11-22 23:03:14,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:14,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333236412] [2021-11-22 23:03:14,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:14,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:14,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:03:14,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:03:14,890 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:03:14,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333236412] [2021-11-22 23:03:14,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333236412] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:03:14,893 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:03:14,893 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 23:03:14,896 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329723235] [2021-11-22 23:03:14,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:03:14,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:03:14,902 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:03:14,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:03:14,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:03:14,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:14,937 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:03:14,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.2) internal successors, (61), 6 states have internal predecessors, (61), 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) [2021-11-22 23:03:14,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:15,029 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,045 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,052 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,062 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,101 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,101 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,102 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,102 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,102 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,102 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,103 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,103 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,103 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,103 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,104 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,104 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,104 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,128 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,128 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,129 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,129 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,129 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,129 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,130 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,130 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,130 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,130 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,131 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,131 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,131 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,159 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,159 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,159 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,159 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,160 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,160 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,160 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,160 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,161 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,161 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,161 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,161 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,162 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,163 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,187 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,188 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,188 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,188 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,188 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,189 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,189 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,189 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,189 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,190 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,190 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,190 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,190 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,191 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,235 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,235 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,235 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,236 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,236 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,236 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,236 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,236 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,237 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,237 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,237 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,237 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,238 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,261 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,261 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,262 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,262 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,262 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,262 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,263 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,263 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,263 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,263 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,264 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,264 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,264 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,286 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,286 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,287 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,287 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,287 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,287 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,288 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,288 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,288 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,288 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,289 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,289 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,289 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,314 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,314 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,315 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,335 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,335 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,335 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,336 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,336 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,336 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,337 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,337 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,337 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,337 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,370 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,370 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,370 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,371 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,374 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,374 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,375 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,375 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,375 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,376 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,376 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,376 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,376 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:03:15,508 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-22 23:03:15,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 23:03:15,517 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-22 23:03:15,522 INFO L308 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork0 was SAFE (1/2) [2021-11-22 23:03:15,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:03:15,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:03:15,535 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:03:15,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-22 23:03:15,542 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-22 23:03:15,544 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 [2021-11-22 23:03:15,544 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-22 23:03:15,606 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,621 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,622 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,622 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,623 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,623 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,623 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,624 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,624 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,624 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,625 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,625 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,625 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,626 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,627 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:15,674 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:03:15,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:15,675 INFO L85 PathProgramCache]: Analyzing trace with hash -683505756, now seen corresponding path program 1 times [2021-11-22 23:03:15,675 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:15,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187415502] [2021-11-22 23:03:15,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:15,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:15,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:03:15,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:03:15,777 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:03:15,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187415502] [2021-11-22 23:03:15,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187415502] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:03:15,779 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:03:15,779 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:03:15,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355657974] [2021-11-22 23:03:15,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:03:15,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 23:03:15,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:03:15,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 23:03:15,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 23:03:15,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:15,784 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:03:15,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 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) [2021-11-22 23:03:15,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:15,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:15,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 23:03:15,805 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:03:15,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:15,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1667540217, now seen corresponding path program 1 times [2021-11-22 23:03:15,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:15,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615190335] [2021-11-22 23:03:15,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:15,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:03:16,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:03:16,126 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:03:16,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615190335] [2021-11-22 23:03:16,127 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615190335] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:03:16,127 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:03:16,127 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-22 23:03:16,127 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224195463] [2021-11-22 23:03:16,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:03:16,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-22 23:03:16,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:03:16,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-22 23:03:16,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-22 23:03:16,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:16,130 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:03:16,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.714285714285714) internal successors, (68), 7 states have internal predecessors, (68), 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) [2021-11-22 23:03:16,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:16,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:16,232 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,233 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,233 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,233 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,233 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,233 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,234 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,234 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,234 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,234 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,235 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,235 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,235 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,254 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,254 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,254 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,254 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,255 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,255 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,255 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,255 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,256 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,256 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,256 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,256 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,257 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,278 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,278 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,279 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,279 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,279 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,280 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,280 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,280 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,280 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,281 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,281 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,281 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,281 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:16,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:16,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 23:03:16,329 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:03:16,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:16,330 INFO L85 PathProgramCache]: Analyzing trace with hash 1688984311, now seen corresponding path program 1 times [2021-11-22 23:03:16,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:16,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847051867] [2021-11-22 23:03:16,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:16,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:16,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:03:16,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:03:16,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:03:16,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847051867] [2021-11-22 23:03:16,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1847051867] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:03:16,540 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:03:16,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-22 23:03:16,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876490821] [2021-11-22 23:03:16,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:03:16,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-22 23:03:16,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:03:16,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-22 23:03:16,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-22 23:03:16,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:16,543 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:03:16,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 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) [2021-11-22 23:03:16,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:16,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:16,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:16,594 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,595 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,595 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,595 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,596 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,596 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,596 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,596 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,597 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,597 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,598 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,598 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,598 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:16,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:16,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:03:16,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 23:03:16,685 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:03:16,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:16,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1463337970, now seen corresponding path program 1 times [2021-11-22 23:03:16,686 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:16,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001430655] [2021-11-22 23:03:16,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:16,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:03:16,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:03:16,890 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:03:16,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001430655] [2021-11-22 23:03:16,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001430655] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:03:16,895 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:03:16,895 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:03:16,896 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672561390] [2021-11-22 23:03:16,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:03:16,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:03:16,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:03:16,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:03:16,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:03:16,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:16,899 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:03:16,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 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) [2021-11-22 23:03:16,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:16,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:16,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:03:16,900 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:16,985 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,986 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,987 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,987 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,987 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,987 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,988 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,988 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,988 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,988 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,988 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,989 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,989 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:16,989 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,036 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,054 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite36#1_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,055 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:17,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:17,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:03:17,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:03:17,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 23:03:17,140 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:03:17,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:17,141 INFO L85 PathProgramCache]: Analyzing trace with hash -78607081, now seen corresponding path program 1 times [2021-11-22 23:03:17,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:17,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768448393] [2021-11-22 23:03:17,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:17,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:17,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:03:17,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:03:17,374 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:03:17,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768448393] [2021-11-22 23:03:17,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768448393] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:03:17,375 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:03:17,375 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-22 23:03:17,375 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594082670] [2021-11-22 23:03:17,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:03:17,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-22 23:03:17,376 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:03:17,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-22 23:03:17,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-22 23:03:17,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:17,376 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:03:17,377 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 states have internal predecessors, (83), 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) [2021-11-22 23:03:17,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:17,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:17,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:03:17,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:03:17,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:17,542 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,542 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,543 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,543 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,543 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,543 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,544 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,544 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,544 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,544 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,544 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,545 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,545 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,569 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,569 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,570 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,570 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,570 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,570 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,571 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,571 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,571 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,571 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,572 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,572 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,572 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,595 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,600 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,601 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,601 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,601 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,601 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,602 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,602 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,602 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,602 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,602 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,603 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,603 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,603 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,628 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite23_55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,628 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite5_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,628 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite22_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,628 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite10_79| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,629 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite7_71| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,629 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite14_59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,629 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite17_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,629 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite13_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,630 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite11_73| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,630 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite16_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,630 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite19_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,630 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite8_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,630 WARN L322 ript$VariableManager]: TermVariabe |v_P0_#t~ite20_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,632 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite26#1_33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:03:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:03:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:03:17,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:03:17,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-22 23:03:17,683 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:03:17,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:17,684 INFO L85 PathProgramCache]: Analyzing trace with hash 1072682135, now seen corresponding path program 2 times [2021-11-22 23:03:17,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:17,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389830124] [2021-11-22 23:03:17,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:17,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:03:17,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:03:17,868 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:03:17,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389830124] [2021-11-22 23:03:17,869 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389830124] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:03:17,869 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:03:17,869 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-22 23:03:17,869 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083930214] [2021-11-22 23:03:17,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:03:17,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-22 23:03:17,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:03:17,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-22 23:03:17,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-11-22 23:03:17,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:17,871 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:03:17,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 8 states have internal predecessors, (83), 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) [2021-11-22 23:03:17,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:17,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:17,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:03:17,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:03:17,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:03:17,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:18,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:03:18,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-22 23:03:18,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:03:18,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:03:18,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:03:18,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 23:03:18,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-22 23:03:18,052 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2021-11-22 23:03:18,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:03:18,053 INFO L85 PathProgramCache]: Analyzing trace with hash 2004271715, now seen corresponding path program 3 times [2021-11-22 23:03:18,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:03:18,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107739785] [2021-11-22 23:03:18,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:03:18,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:03:18,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:03:18,102 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:03:18,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:03:18,218 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 23:03:18,219 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-22 23:03:18,219 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-22 23:03:18,219 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2021-11-22 23:03:18,219 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2021-11-22 23:03:18,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-22 23:03:18,224 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1] [2021-11-22 23:03:18,224 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN (2/2) [2021-11-22 23:03:18,228 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-22 23:03:18,228 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 23:03:18,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:03:18 BasicIcfg [2021-11-22 23:03:18,407 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 23:03:18,408 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:03:18,408 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:03:18,408 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:03:18,409 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:03:13" (3/4) ... [2021-11-22 23:03:18,410 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-22 23:03:18,590 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/witness.graphml [2021-11-22 23:03:18,590 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:03:18,591 INFO L158 Benchmark]: Toolchain (without parser) took 6438.32ms. Allocated memory was 98.6MB in the beginning and 188.7MB in the end (delta: 90.2MB). Free memory was 55.5MB in the beginning and 125.3MB in the end (delta: -69.7MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2021-11-22 23:03:18,592 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 98.6MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:03:18,592 INFO L158 Benchmark]: CACSL2BoogieTranslator took 629.38ms. Allocated memory is still 98.6MB. Free memory was 55.3MB in the beginning and 60.8MB in the end (delta: -5.5MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2021-11-22 23:03:18,593 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.47ms. Allocated memory is still 98.6MB. Free memory was 60.8MB in the beginning and 58.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:03:18,593 INFO L158 Benchmark]: Boogie Preprocessor took 40.05ms. Allocated memory is still 98.6MB. Free memory was 58.2MB in the beginning and 56.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:03:18,593 INFO L158 Benchmark]: RCFGBuilder took 1010.69ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 56.4MB in the beginning and 57.1MB in the end (delta: -717.7kB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2021-11-22 23:03:18,594 INFO L158 Benchmark]: TraceAbstraction took 4514.94ms. Allocated memory was 119.5MB in the beginning and 157.3MB in the end (delta: 37.7MB). Free memory was 57.1MB in the beginning and 43.9MB in the end (delta: 13.2MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. [2021-11-22 23:03:18,594 INFO L158 Benchmark]: Witness Printer took 181.98ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 43.9MB in the beginning and 125.3MB in the end (delta: -81.3MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2021-11-22 23:03:18,597 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 98.6MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 629.38ms. Allocated memory is still 98.6MB. Free memory was 55.3MB in the beginning and 60.8MB in the end (delta: -5.5MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.47ms. Allocated memory is still 98.6MB. Free memory was 60.8MB in the beginning and 58.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.05ms. Allocated memory is still 98.6MB. Free memory was 58.2MB in the beginning and 56.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1010.69ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 56.4MB in the beginning and 57.1MB in the end (delta: -717.7kB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * TraceAbstraction took 4514.94ms. Allocated memory was 119.5MB in the beginning and 157.3MB in the end (delta: 37.7MB). Free memory was 57.1MB in the beginning and 43.9MB in the end (delta: 13.2MB). Peak memory consumption was 49.5MB. Max. memory is 16.1GB. * Witness Printer took 181.98ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 43.9MB in the beginning and 125.3MB in the end (delta: -81.3MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2521, positive: 2464, positive conditional: 1388, positive unconditional: 1076, negative: 57, negative conditional: 41, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2502, positive: 2464, positive conditional: 1388, positive unconditional: 1076, negative: 38, negative conditional: 22, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2502, positive: 2464, positive conditional: 1388, positive unconditional: 1076, negative: 38, negative conditional: 22, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2524, positive: 2464, positive conditional: 1372, positive unconditional: 1092, negative: 60, negative conditional: 22, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2524, positive: 2464, positive conditional: 1151, positive unconditional: 1313, negative: 60, negative conditional: 20, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2524, positive: 2464, positive conditional: 1151, positive unconditional: 1313, negative: 60, negative conditional: 20, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1108, positive: 1088, positive conditional: 4, positive unconditional: 1084, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1108, positive: 1083, positive conditional: 0, positive unconditional: 1083, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 5, positive conditional: 4, positive unconditional: 1, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 494, positive: 119, positive conditional: 117, positive unconditional: 2, negative: 376, negative conditional: 88, negative unconditional: 287, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2524, positive: 1376, positive conditional: 1147, positive unconditional: 229, negative: 40, negative conditional: 17, negative unconditional: 23, unknown: 1108, unknown conditional: 7, unknown unconditional: 1101] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1088, Positive conditional cache size: 4, Positive unconditional cache size: 1084, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Eliminated conditions: 223, Maximal queried relation: 1, Independence queries for same thread: 19 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 278, Number of trivial persistent sets: 210, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1092, positive: 1076, positive conditional: 0, positive unconditional: 1076, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2521, positive: 2464, positive conditional: 1388, positive unconditional: 1076, negative: 57, negative conditional: 41, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2502, positive: 2464, positive conditional: 1388, positive unconditional: 1076, negative: 38, negative conditional: 22, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2502, positive: 2464, positive conditional: 1388, positive unconditional: 1076, negative: 38, negative conditional: 22, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2524, positive: 2464, positive conditional: 1372, positive unconditional: 1092, negative: 60, negative conditional: 22, negative unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2524, positive: 2464, positive conditional: 1151, positive unconditional: 1313, negative: 60, negative conditional: 20, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2524, positive: 2464, positive conditional: 1151, positive unconditional: 1313, negative: 60, negative conditional: 20, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1108, positive: 1088, positive conditional: 4, positive unconditional: 1084, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1108, positive: 1083, positive conditional: 0, positive unconditional: 1083, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 5, positive conditional: 4, positive unconditional: 1, negative: 20, negative conditional: 3, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 494, positive: 119, positive conditional: 117, positive unconditional: 2, negative: 376, negative conditional: 88, negative unconditional: 287, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2524, positive: 1376, positive conditional: 1147, positive unconditional: 229, negative: 40, negative conditional: 17, negative unconditional: 23, unknown: 1108, unknown conditional: 7, unknown unconditional: 1101] , Statistics on independence cache: Total cache size (in pairs): 1108, Positive cache size: 1088, Positive conditional cache size: 4, Positive unconditional cache size: 1084, Negative cache size: 20, Negative conditional cache size: 3, Negative unconditional cache size: 17, Eliminated conditions: 223, Maximal queried relation: 1, Independence queries for same thread: 19 - 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 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2259, positive: 2167, positive conditional: 1134, positive unconditional: 1033, negative: 92, negative conditional: 68, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2234, positive: 2167, positive conditional: 1134, positive unconditional: 1033, negative: 67, negative conditional: 43, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2234, positive: 2167, positive conditional: 1134, positive unconditional: 1033, negative: 67, negative conditional: 43, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2371, positive: 2167, positive conditional: 954, positive unconditional: 1213, negative: 204, negative conditional: 137, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2371, positive: 2167, positive conditional: 235, positive unconditional: 1932, negative: 204, negative conditional: 26, negative unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2371, positive: 2167, positive conditional: 235, positive unconditional: 1932, negative: 204, negative conditional: 26, negative unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1065, positive: 1037, positive conditional: 4, positive unconditional: 1033, negative: 28, negative conditional: 3, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1065, positive: 1031, positive conditional: 0, positive unconditional: 1031, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 28, negative conditional: 3, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 388, positive: 50, positive conditional: 46, positive unconditional: 4, negative: 337, negative conditional: 4, negative unconditional: 334, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2371, positive: 1130, positive conditional: 231, positive unconditional: 899, negative: 176, negative conditional: 23, negative unconditional: 153, unknown: 1065, unknown conditional: 7, unknown unconditional: 1058] , Statistics on independence cache: Total cache size (in pairs): 1065, Positive cache size: 1037, Positive conditional cache size: 4, Positive unconditional cache size: 1033, Negative cache size: 28, Negative conditional cache size: 3, Negative unconditional cache size: 25, Eliminated conditions: 830, Maximal queried relation: 4, Independence queries for same thread: 25 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 207, Number of trivial persistent sets: 121, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1057, positive: 1033, positive conditional: 0, positive unconditional: 1033, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2259, positive: 2167, positive conditional: 1134, positive unconditional: 1033, negative: 92, negative conditional: 68, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2234, positive: 2167, positive conditional: 1134, positive unconditional: 1033, negative: 67, negative conditional: 43, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2234, positive: 2167, positive conditional: 1134, positive unconditional: 1033, negative: 67, negative conditional: 43, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2371, positive: 2167, positive conditional: 954, positive unconditional: 1213, negative: 204, negative conditional: 137, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2371, positive: 2167, positive conditional: 235, positive unconditional: 1932, negative: 204, negative conditional: 26, negative unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2371, positive: 2167, positive conditional: 235, positive unconditional: 1932, negative: 204, negative conditional: 26, negative unconditional: 178, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1065, positive: 1037, positive conditional: 4, positive unconditional: 1033, negative: 28, negative conditional: 3, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1065, positive: 1031, positive conditional: 0, positive unconditional: 1031, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 28, negative conditional: 3, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 388, positive: 50, positive conditional: 46, positive unconditional: 4, negative: 337, negative conditional: 4, negative unconditional: 334, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2371, positive: 1130, positive conditional: 231, positive unconditional: 899, negative: 176, negative conditional: 23, negative unconditional: 153, unknown: 1065, unknown conditional: 7, unknown unconditional: 1058] , Statistics on independence cache: Total cache size (in pairs): 1065, Positive cache size: 1037, Positive conditional cache size: 4, Positive unconditional cache size: 1033, Negative cache size: 28, Negative conditional cache size: 3, Negative unconditional cache size: 25, Eliminated conditions: 830, Maximal queried relation: 4, Independence queries for same thread: 25 - 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: 19]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L711] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L713] 0 int __unbuffered_p0_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0] [L715] 0 int __unbuffered_p1_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0] [L717] 0 int __unbuffered_p1_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0] [L719] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0] [L720] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0] [L721] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L723] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L725] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L726] 0 _Bool y$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0] [L727] 0 int y$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0] [L728] 0 _Bool y$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0] [L729] 0 _Bool y$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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$r_buff0_thd1=0] [L730] 0 _Bool y$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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$r_buff0_thd2=0] [L731] 0 _Bool y$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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] [L732] 0 _Bool y$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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] [L733] 0 _Bool y$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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$r_buff1_thd2=0] [L734] 0 _Bool y$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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$read_delayed=0] [L735] 0 int *y$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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}] [L736] 0 int y$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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] [L737] 0 _Bool y$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$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$w_buff0_used=0] [L738] 0 int y$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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$w_buff1=0] [L739] 0 _Bool y$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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] [L741] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=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, z=0] [L742] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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, z=0] [L743] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L823] 0 pthread_t t835; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, t835={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L824] FCALL, FORK 0 pthread_create(&t835, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t835, ((void *)0), P0, ((void *)0))=-1, t835={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L825] 0 pthread_t t836; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t835={5:0}, t836={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L826] FCALL, FORK 0 pthread_create(&t836, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t836, ((void *)0), P1, ((void *)0))=0, t835={5:0}, t836={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L781] 2 y$w_buff1 = y$w_buff0 [L782] 2 y$w_buff0 = 1 [L783] 2 y$w_buff1_used = y$w_buff0_used [L784] 2 y$w_buff0_used = (_Bool)1 [L785] CALL 2 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L19] COND FALSE 2 !(!expression) [L785] RET 2 __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used)) [L786] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L787] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L788] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L789] 2 y$r_buff0_thd2 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L792] 2 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L795] 2 __unbuffered_p1_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L798] 2 __unbuffered_p1_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L747] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L750] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L753] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L756] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L757] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L758] 1 y$flush_delayed = weak$$choice2 [L759] 1 y$mem_tmp = y [L760] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L760] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L761] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L761] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L762] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L762] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L763] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L763] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L764] EXPR 1 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L764] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L765] EXPR 1 weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L765] 1 y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)) [L766] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L766] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L767] 1 __unbuffered_p0_EBX = y [L768] EXPR 1 y$flush_delayed ? y$mem_tmp : y [L768] 1 y = y$flush_delayed ? y$mem_tmp : y [L769] 1 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L774] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L776] 1 return 0; VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L801] 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) [L801] 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) [L802] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L802] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L803] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L803] 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 [L804] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L804] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L805] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L805] 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 [L808] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L828] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t835={5:0}, t836={3:0}, weak$$choice0=50, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L830] CALL 0 assume_abort_if_not(main$tmp_guard0) [L4] COND FALSE 0 !(!cond) VAL [\old(cond)=1, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L830] RET 0 assume_abort_if_not(main$tmp_guard0) [L832] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L832] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L832] 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) [L832] 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) [L833] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L833] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L834] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L834] 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 [L835] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L835] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L836] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L836] 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 [L839] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t835={5:0}, t836={3:0}, weak$$choice0=50, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L841] CALL 0 __VERIFIER_assert(main$tmp_guard1) [L19] COND TRUE 0 !expression VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L19] 0 reach_error() VAL [\old(expression)=0, \old(expression)=1, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, arg={0:0}, arg={0:0}, expression=1, expression=0, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=255, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - UnprovableResult [Line: 826]: 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: 824]: 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: P1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 123 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.8s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 60 ConstructedInterpolants, 0 QuantifiedInterpolants, 333 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 123 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 37, 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: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 538 NumberOfCodeBlocks, 538 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 449 ConstructedInterpolants, 0 QuantifiedInterpolants, 2069 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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! [2021-11-22 23:03:18,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-11-22 23:03:18,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-22 23:03:19,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6823b26-3c71-470d-beb6-486df15c3aec/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE