/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/pthread-wmm/mix023_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 13:24:43,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 13:24:43,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 13:24:43,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 13:24:43,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 13:24:43,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 13:24:43,892 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 13:24:43,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 13:24:43,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 13:24:43,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 13:24:43,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 13:24:43,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 13:24:43,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 13:24:43,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 13:24:43,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 13:24:43,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 13:24:43,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 13:24:43,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 13:24:43,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 13:24:43,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 13:24:43,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 13:24:43,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 13:24:43,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 13:24:43,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 13:24:43,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-23 13:24:43,960 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-23 13:24:43,961 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-23 13:24:43,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-23 13:24:43,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-23 13:24:43,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-23 13:24:43,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 13:24:43,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 13:24:43,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 13:24:43,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 13:24:43,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 13:24:43,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 13:24:43,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 13:24:43,979 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 13:24:43,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 13:24:43,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 13:24:43,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 13:24:43,989 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 13:24:44,043 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 13:24:44,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 13:24:44,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 13:24:44,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 13:24:44,048 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 13:24:44,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 13:24:44,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 13:24:44,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 13:24:44,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 13:24:44,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 13:24:44,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 13:24:44,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 13:24:44,051 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 13:24:44,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 13:24:44,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 13:24:44,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 13:24:44,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 13:24:44,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 13:24:44,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 13:24:44,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 13:24:44,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 13:24:44,053 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 13:24:44,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 13:24:44,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 13:24:44,054 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 13:24:44,054 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:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 13:24:44,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 13:24:44,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 13:24:44,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 13:24:44,482 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 13:24:44,483 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 13:24:44,484 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/mix023_power.opt.i [2020-12-23 13:24:44,576 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/1acfd90f2/f1647f574b8542d28907206a317d4110/FLAGd72a47bd7 [2020-12-23 13:24:45,399 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 13:24:45,401 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix023_power.opt.i [2020-12-23 13:24:45,421 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/1acfd90f2/f1647f574b8542d28907206a317d4110/FLAGd72a47bd7 [2020-12-23 13:24:45,591 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/1acfd90f2/f1647f574b8542d28907206a317d4110 [2020-12-23 13:24:45,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 13:24:45,597 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 13:24:45,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 13:24:45,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 13:24:45,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 13:24:45,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 01:24:45" (1/1) ... [2020-12-23 13:24:45,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4781a9f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:24:45, skipping insertion in model container [2020-12-23 13:24:45,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 01:24:45" (1/1) ... [2020-12-23 13:24:45,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 13:24:45,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 13:24:45,892 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix023_power.opt.i[950,963] left hand side expression in assignment: lhs: VariableLHS[~a~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~x~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~x~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p1_EAX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~weak$$choice0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~weak$$choice2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$flush_delayed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$mem_tmp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p1_EBX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$flush_delayed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p3_EAX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p3_EBX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main$tmp_guard0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main$tmp_guard1~0,GLOBAL] [2020-12-23 13:24:46,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 13:24:46,098 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 13:24:46,116 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread-wmm/mix023_power.opt.i[950,963] left hand side expression in assignment: lhs: VariableLHS[~a~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~x~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~x~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p1_EAX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~weak$$choice0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~weak$$choice2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$flush_delayed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$mem_tmp~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p1_EBX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$flush_delayed~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd2~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd3~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~z~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p3_EAX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_p3_EBX~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~__unbuffered_cnt~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main$tmp_guard0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff0_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$w_buff1_used~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff0_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~y$r_buff1_thd0~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~main$tmp_guard1~0,GLOBAL] [2020-12-23 13:24:46,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 13:24:46,401 INFO L208 MainTranslator]: Completed translation [2020-12-23 13:24:46,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:24:46 WrapperNode [2020-12-23 13:24:46,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 13:24:46,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 13:24:46,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 13:24:46,406 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 13:24:46,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:24:46" (1/1) ... [2020-12-23 13:24:46,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:24:46" (1/1) ... [2020-12-23 13:24:46,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 13:24:46,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 13:24:46,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 13:24:46,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 13:24:46,489 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:24:46" (1/1) ... [2020-12-23 13:24:46,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:24:46" (1/1) ... [2020-12-23 13:24:46,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:24:46" (1/1) ... [2020-12-23 13:24:46,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:24:46" (1/1) ... [2020-12-23 13:24:46,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:24:46" (1/1) ... [2020-12-23 13:24:46,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:24:46" (1/1) ... [2020-12-23 13:24:46,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:24:46" (1/1) ... [2020-12-23 13:24:46,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 13:24:46,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 13:24:46,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 13:24:46,557 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 13:24:46,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:24:46" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 13:24:46,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-23 13:24:46,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-23 13:24:46,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 13:24:46,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-23 13:24:46,657 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-12-23 13:24:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-12-23 13:24:46,657 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-12-23 13:24:46,657 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-12-23 13:24:46,657 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-12-23 13:24:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-12-23 13:24:46,658 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-12-23 13:24:46,658 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-12-23 13:24:46,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 13:24:46,658 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-23 13:24:46,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 13:24:46,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 13:24:46,661 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-23 13:24:49,066 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 13:24:49,067 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2020-12-23 13:24:49,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 01:24:49 BoogieIcfgContainer [2020-12-23 13:24:49,069 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 13:24:49,071 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 13:24:49,072 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 13:24:49,075 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 13:24:49,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 01:24:45" (1/3) ... [2020-12-23 13:24:49,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54ac85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 01:24:49, skipping insertion in model container [2020-12-23 13:24:49,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:24:46" (2/3) ... [2020-12-23 13:24:49,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54ac85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 01:24:49, skipping insertion in model container [2020-12-23 13:24:49,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 01:24:49" (3/3) ... [2020-12-23 13:24:49,079 INFO L111 eAbstractionObserver]: Analyzing ICFG mix023_power.opt.i [2020-12-23 13:24:49,088 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-23 13:24:49,088 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 13:24:49,094 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-23 13:24:49,095 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-23 13:24:49,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,136 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,136 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,137 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,137 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,137 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,137 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,138 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,139 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,139 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,139 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,139 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,139 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,140 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,140 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,140 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,140 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,141 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,142 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,143 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,144 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,145 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,146 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,147 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,148 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,151 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,152 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,153 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,154 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,155 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,155 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,155 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,155 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,155 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,155 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,156 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,157 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,159 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,159 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,159 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,159 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,160 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,160 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,161 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,161 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,161 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,161 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,162 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,162 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,162 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,162 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,163 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,163 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,164 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,165 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,165 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,165 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,165 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,166 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,166 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,166 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,166 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,167 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,167 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,167 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,167 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,168 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,168 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,168 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,168 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,168 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,169 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,169 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,169 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,169 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,169 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,169 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,170 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,170 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,170 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,170 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,171 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,171 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,171 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,171 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,171 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,171 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,172 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,172 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,172 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,172 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,173 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,175 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,176 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,176 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,176 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,176 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,176 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,176 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,177 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,177 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,177 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,177 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,177 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,178 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,178 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,178 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,178 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,178 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,179 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,179 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,179 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,179 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,179 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,180 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,180 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,180 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,180 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,180 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,182 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,183 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,183 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,183 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,183 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,183 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,184 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,184 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,184 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,184 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,184 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,184 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,186 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,187 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,187 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,187 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,187 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,187 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,188 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,188 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,188 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,188 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,190 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,190 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,190 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-23 13:24:49,192 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-12-23 13:24:49,215 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-12-23 13:24:49,241 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 13:24:49,242 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 13:24:49,242 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 13:24:49,242 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 13:24:49,242 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 13:24:49,242 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 13:24:49,242 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 13:24:49,242 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 13:24:49,258 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-12-23 13:24:49,261 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 128 places, 117 transitions, 254 flow [2020-12-23 13:24:49,265 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 128 places, 117 transitions, 254 flow [2020-12-23 13:24:49,267 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 128 places, 117 transitions, 254 flow [2020-12-23 13:24:49,325 INFO L129 PetriNetUnfolder]: 2/113 cut-off events. [2020-12-23 13:24:49,325 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-12-23 13:24:49,332 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 93 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 76. Up to 2 conditions per place. [2020-12-23 13:24:49,336 INFO L116 LiptonReduction]: Number of co-enabled transitions 2630 [2020-12-23 13:24:49,673 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2020-12-23 13:24:49,817 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:49,818 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:49,820 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:49,821 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:49,825 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:49,826 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:49,831 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:49,832 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:49,899 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:49,900 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:49,902 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:49,902 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:49,914 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:49,914 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:49,920 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:49,921 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:51,053 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,054 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:51,055 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,055 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:51,058 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,059 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:51,062 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,062 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:51,087 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,087 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:51,088 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,089 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:51,092 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,092 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:51,095 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,096 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:51,189 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,189 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:51,190 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,190 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:51,193 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,193 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:51,196 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,196 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:51,243 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,243 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:51,244 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,245 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:51,247 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,248 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:51,252 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,252 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:51,372 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,372 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:51,373 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,374 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:51,376 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,376 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:51,379 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,379 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:51,403 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,404 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:51,405 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,405 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:51,407 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,408 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:51,411 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 5, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:51,411 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 13:24:51,774 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-12-23 13:24:51,776 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:52,293 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-12-23 13:24:52,293 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:52,600 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 2, 2, 1] term [2020-12-23 13:24:52,602 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:54,006 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:54,007 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:54,018 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-12-23 13:24:54,018 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 13:24:54,021 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-12-23 13:24:54,021 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 13:24:54,023 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-12-23 13:24:54,024 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 13:24:54,026 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2020-12-23 13:24:54,027 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:24:54,028 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2020-12-23 13:24:54,029 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:24:54,032 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2020-12-23 13:24:54,032 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:24:54,103 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 2, 1] term [2020-12-23 13:24:54,104 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-23 13:24:54,107 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 8, 2, 4, 3, 4, 3, 2, 1] term [2020-12-23 13:24:54,107 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:24:54,194 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 2, 1] term [2020-12-23 13:24:54,194 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-12-23 13:24:54,197 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 8, 2, 4, 3, 4, 3, 2, 1] term [2020-12-23 13:24:54,198 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:24:54,265 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-12-23 13:24:54,266 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 13:24:54,268 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-12-23 13:24:54,268 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 13:24:54,270 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-12-23 13:24:54,270 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 13:24:54,272 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-12-23 13:24:54,272 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 13:24:54,296 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2020-12-23 13:24:54,297 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:24:54,299 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2020-12-23 13:24:54,299 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:24:54,305 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 5, 3, 4, 3, 4, 3, 2, 1] term [2020-12-23 13:24:54,306 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 13:24:54,818 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2020-12-23 13:24:55,102 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2020-12-23 13:24:55,420 WARN L197 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-12-23 13:24:55,649 WARN L197 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-12-23 13:24:55,854 WARN L197 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-12-23 13:24:56,053 WARN L197 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-12-23 13:24:56,656 WARN L197 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2020-12-23 13:24:56,929 WARN L197 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-12-23 13:24:57,472 WARN L197 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2020-12-23 13:24:57,726 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-12-23 13:24:57,734 INFO L131 LiptonReduction]: Checked pairs total: 7653 [2020-12-23 13:24:57,734 INFO L133 LiptonReduction]: Total number of compositions: 94 [2020-12-23 13:24:57,741 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 47 places, 35 transitions, 90 flow [2020-12-23 13:24:58,115 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 4610 states. [2020-12-23 13:24:58,117 INFO L276 IsEmpty]: Start isEmpty. Operand 4610 states. [2020-12-23 13:24:58,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-23 13:24:58,124 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:24:58,125 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:24:58,126 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:24:58,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:24:58,133 INFO L82 PathProgramCache]: Analyzing trace with hash 18506256, now seen corresponding path program 1 times [2020-12-23 13:24:58,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:24:58,145 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432348268] [2020-12-23 13:24:58,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:24:58,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:24:58,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:24:58,410 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432348268] [2020-12-23 13:24:58,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 13:24:58,411 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-12-23 13:24:58,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407484148] [2020-12-23 13:24:58,416 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 13:24:58,417 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:24:58,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 13:24:58,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 13:24:58,436 INFO L87 Difference]: Start difference. First operand 4610 states. Second operand 3 states. [2020-12-23 13:24:58,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:24:58,593 INFO L93 Difference]: Finished difference Result 3850 states and 15248 transitions. [2020-12-23 13:24:58,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 13:24:58,595 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-12-23 13:24:58,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:24:58,666 INFO L225 Difference]: With dead ends: 3850 [2020-12-23 13:24:58,666 INFO L226 Difference]: Without dead ends: 3250 [2020-12-23 13:24:58,668 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 13:24:58,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3250 states. [2020-12-23 13:24:58,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3250 to 3250. [2020-12-23 13:24:58,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3250 states. [2020-12-23 13:24:58,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 3250 states and 12738 transitions. [2020-12-23 13:24:58,943 INFO L78 Accepts]: Start accepts. Automaton has 3250 states and 12738 transitions. Word has length 7 [2020-12-23 13:24:58,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:24:58,944 INFO L481 AbstractCegarLoop]: Abstraction has 3250 states and 12738 transitions. [2020-12-23 13:24:58,944 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 13:24:58,944 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 12738 transitions. [2020-12-23 13:24:58,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-23 13:24:58,956 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:24:58,956 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:24:58,956 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 13:24:58,956 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:24:58,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:24:58,960 INFO L82 PathProgramCache]: Analyzing trace with hash -2083119546, now seen corresponding path program 1 times [2020-12-23 13:24:58,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:24:58,962 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300278551] [2020-12-23 13:24:58,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:24:59,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:24:59,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:24:59,174 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300278551] [2020-12-23 13:24:59,175 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 13:24:59,175 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 13:24:59,175 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471115857] [2020-12-23 13:24:59,177 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 13:24:59,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:24:59,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 13:24:59,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 13:24:59,178 INFO L87 Difference]: Start difference. First operand 3250 states and 12738 transitions. Second operand 4 states. [2020-12-23 13:24:59,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:24:59,364 INFO L93 Difference]: Finished difference Result 6738 states and 25300 transitions. [2020-12-23 13:24:59,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 13:24:59,365 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-12-23 13:24:59,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:24:59,422 INFO L225 Difference]: With dead ends: 6738 [2020-12-23 13:24:59,423 INFO L226 Difference]: Without dead ends: 5386 [2020-12-23 13:24:59,424 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 13:24:59,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5386 states. [2020-12-23 13:24:59,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5386 to 4458. [2020-12-23 13:24:59,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4458 states. [2020-12-23 13:24:59,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4458 states to 4458 states and 17081 transitions. [2020-12-23 13:24:59,793 INFO L78 Accepts]: Start accepts. Automaton has 4458 states and 17081 transitions. Word has length 12 [2020-12-23 13:24:59,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:24:59,794 INFO L481 AbstractCegarLoop]: Abstraction has 4458 states and 17081 transitions. [2020-12-23 13:24:59,794 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 13:24:59,794 INFO L276 IsEmpty]: Start isEmpty. Operand 4458 states and 17081 transitions. [2020-12-23 13:24:59,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-23 13:24:59,797 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:24:59,797 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:24:59,798 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 13:24:59,798 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:24:59,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:24:59,799 INFO L82 PathProgramCache]: Analyzing trace with hash 8090752, now seen corresponding path program 1 times [2020-12-23 13:24:59,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:24:59,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614359596] [2020-12-23 13:24:59,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:24:59,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:24:59,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:24:59,942 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614359596] [2020-12-23 13:24:59,943 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 13:24:59,943 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 13:24:59,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053755221] [2020-12-23 13:24:59,944 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 13:24:59,944 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:24:59,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 13:24:59,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 13:24:59,945 INFO L87 Difference]: Start difference. First operand 4458 states and 17081 transitions. Second operand 5 states. [2020-12-23 13:25:00,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:25:00,249 INFO L93 Difference]: Finished difference Result 5638 states and 20730 transitions. [2020-12-23 13:25:00,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 13:25:00,251 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-12-23 13:25:00,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:25:00,306 INFO L225 Difference]: With dead ends: 5638 [2020-12-23 13:25:00,306 INFO L226 Difference]: Without dead ends: 4738 [2020-12-23 13:25:00,307 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-12-23 13:25:00,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4738 states. [2020-12-23 13:25:00,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4738 to 3522. [2020-12-23 13:25:00,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3522 states. [2020-12-23 13:25:00,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 3522 states and 13402 transitions. [2020-12-23 13:25:00,506 INFO L78 Accepts]: Start accepts. Automaton has 3522 states and 13402 transitions. Word has length 13 [2020-12-23 13:25:00,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:25:00,506 INFO L481 AbstractCegarLoop]: Abstraction has 3522 states and 13402 transitions. [2020-12-23 13:25:00,506 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 13:25:00,506 INFO L276 IsEmpty]: Start isEmpty. Operand 3522 states and 13402 transitions. [2020-12-23 13:25:00,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-23 13:25:00,511 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:25:00,511 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:25:00,511 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 13:25:00,511 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:25:00,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:25:00,512 INFO L82 PathProgramCache]: Analyzing trace with hash -370463866, now seen corresponding path program 1 times [2020-12-23 13:25:00,513 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:25:00,513 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632202205] [2020-12-23 13:25:00,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:25:00,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:25:00,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:25:00,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632202205] [2020-12-23 13:25:00,687 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 13:25:00,687 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 13:25:00,687 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413290793] [2020-12-23 13:25:00,688 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 13:25:00,688 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:25:00,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 13:25:00,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 13:25:00,689 INFO L87 Difference]: Start difference. First operand 3522 states and 13402 transitions. Second operand 5 states. [2020-12-23 13:25:00,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:25:00,893 INFO L93 Difference]: Finished difference Result 4574 states and 16672 transitions. [2020-12-23 13:25:00,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 13:25:00,901 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-12-23 13:25:00,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:25:00,981 INFO L225 Difference]: With dead ends: 4574 [2020-12-23 13:25:00,981 INFO L226 Difference]: Without dead ends: 3982 [2020-12-23 13:25:00,982 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-12-23 13:25:01,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3982 states. [2020-12-23 13:25:01,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3982 to 2818. [2020-12-23 13:25:01,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2818 states. [2020-12-23 13:25:01,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 2818 states and 10546 transitions. [2020-12-23 13:25:01,174 INFO L78 Accepts]: Start accepts. Automaton has 2818 states and 10546 transitions. Word has length 14 [2020-12-23 13:25:01,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:25:01,175 INFO L481 AbstractCegarLoop]: Abstraction has 2818 states and 10546 transitions. [2020-12-23 13:25:01,175 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 13:25:01,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2818 states and 10546 transitions. [2020-12-23 13:25:01,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-23 13:25:01,182 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:25:01,182 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:25:01,182 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 13:25:01,182 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:25:01,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:25:01,183 INFO L82 PathProgramCache]: Analyzing trace with hash 854340684, now seen corresponding path program 1 times [2020-12-23 13:25:01,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:25:01,184 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955042318] [2020-12-23 13:25:01,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:25:01,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:25:01,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:25:01,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955042318] [2020-12-23 13:25:01,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 13:25:01,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 13:25:01,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291702892] [2020-12-23 13:25:01,358 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 13:25:01,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:25:01,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 13:25:01,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 13:25:01,361 INFO L87 Difference]: Start difference. First operand 2818 states and 10546 transitions. Second operand 3 states. [2020-12-23 13:25:01,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:25:01,393 INFO L93 Difference]: Finished difference Result 2130 states and 7134 transitions. [2020-12-23 13:25:01,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 13:25:01,394 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2020-12-23 13:25:01,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:25:01,405 INFO L225 Difference]: With dead ends: 2130 [2020-12-23 13:25:01,406 INFO L226 Difference]: Without dead ends: 2130 [2020-12-23 13:25:01,406 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 13:25:01,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2130 states. [2020-12-23 13:25:01,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2130 to 2130. [2020-12-23 13:25:01,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2130 states. [2020-12-23 13:25:01,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 2130 states and 7134 transitions. [2020-12-23 13:25:01,487 INFO L78 Accepts]: Start accepts. Automaton has 2130 states and 7134 transitions. Word has length 16 [2020-12-23 13:25:01,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:25:01,488 INFO L481 AbstractCegarLoop]: Abstraction has 2130 states and 7134 transitions. [2020-12-23 13:25:01,488 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 13:25:01,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 7134 transitions. [2020-12-23 13:25:01,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-23 13:25:01,493 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:25:01,493 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:25:01,493 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 13:25:01,494 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:25:01,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:25:01,494 INFO L82 PathProgramCache]: Analyzing trace with hash -1572387989, now seen corresponding path program 1 times [2020-12-23 13:25:01,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:25:01,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525504538] [2020-12-23 13:25:01,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:25:01,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:25:01,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:25:01,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525504538] [2020-12-23 13:25:01,640 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 13:25:01,640 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 13:25:01,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848130209] [2020-12-23 13:25:01,641 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 13:25:01,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:25:01,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 13:25:01,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 13:25:01,642 INFO L87 Difference]: Start difference. First operand 2130 states and 7134 transitions. Second operand 4 states. [2020-12-23 13:25:01,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:25:01,680 INFO L93 Difference]: Finished difference Result 1342 states and 4032 transitions. [2020-12-23 13:25:01,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 13:25:01,680 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 18 [2020-12-23 13:25:01,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:25:01,687 INFO L225 Difference]: With dead ends: 1342 [2020-12-23 13:25:01,687 INFO L226 Difference]: Without dead ends: 1342 [2020-12-23 13:25:01,687 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 13:25:01,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1342 states. [2020-12-23 13:25:01,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1342 to 1332. [2020-12-23 13:25:01,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1332 states. [2020-12-23 13:25:01,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1332 states and 3996 transitions. [2020-12-23 13:25:01,738 INFO L78 Accepts]: Start accepts. Automaton has 1332 states and 3996 transitions. Word has length 18 [2020-12-23 13:25:01,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:25:01,739 INFO L481 AbstractCegarLoop]: Abstraction has 1332 states and 3996 transitions. [2020-12-23 13:25:01,739 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 13:25:01,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 3996 transitions. [2020-12-23 13:25:01,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-23 13:25:01,745 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:25:01,745 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:25:01,746 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 13:25:01,746 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:25:01,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:25:01,747 INFO L82 PathProgramCache]: Analyzing trace with hash -1232369985, now seen corresponding path program 1 times [2020-12-23 13:25:01,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:25:01,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629173797] [2020-12-23 13:25:01,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:25:01,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:25:01,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:25:01,933 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629173797] [2020-12-23 13:25:01,933 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 13:25:01,933 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 13:25:01,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132367179] [2020-12-23 13:25:01,934 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 13:25:01,934 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:25:01,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 13:25:01,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 13:25:01,935 INFO L87 Difference]: Start difference. First operand 1332 states and 3996 transitions. Second operand 5 states. [2020-12-23 13:25:01,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:25:01,990 INFO L93 Difference]: Finished difference Result 1000 states and 3026 transitions. [2020-12-23 13:25:01,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 13:25:01,991 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2020-12-23 13:25:01,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:25:01,996 INFO L225 Difference]: With dead ends: 1000 [2020-12-23 13:25:01,996 INFO L226 Difference]: Without dead ends: 976 [2020-12-23 13:25:01,997 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-23 13:25:02,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 976 states. [2020-12-23 13:25:02,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 976 to 920. [2020-12-23 13:25:02,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 920 states. [2020-12-23 13:25:02,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 2775 transitions. [2020-12-23 13:25:02,037 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 2775 transitions. Word has length 21 [2020-12-23 13:25:02,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:25:02,038 INFO L481 AbstractCegarLoop]: Abstraction has 920 states and 2775 transitions. [2020-12-23 13:25:02,038 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 13:25:02,038 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 2775 transitions. [2020-12-23 13:25:02,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-23 13:25:02,043 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:25:02,043 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:25:02,043 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 13:25:02,043 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:25:02,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:25:02,044 INFO L82 PathProgramCache]: Analyzing trace with hash 238594351, now seen corresponding path program 1 times [2020-12-23 13:25:02,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:25:02,045 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842786318] [2020-12-23 13:25:02,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:25:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:25:02,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:25:02,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842786318] [2020-12-23 13:25:02,222 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 13:25:02,222 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 13:25:02,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553433279] [2020-12-23 13:25:02,223 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 13:25:02,228 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:25:02,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 13:25:02,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-23 13:25:02,230 INFO L87 Difference]: Start difference. First operand 920 states and 2775 transitions. Second operand 5 states. [2020-12-23 13:25:02,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:25:02,388 INFO L93 Difference]: Finished difference Result 1539 states and 4584 transitions. [2020-12-23 13:25:02,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 13:25:02,388 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-12-23 13:25:02,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:25:02,398 INFO L225 Difference]: With dead ends: 1539 [2020-12-23 13:25:02,398 INFO L226 Difference]: Without dead ends: 1382 [2020-12-23 13:25:02,398 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-23 13:25:02,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1382 states. [2020-12-23 13:25:02,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1382 to 888. [2020-12-23 13:25:02,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 888 states. [2020-12-23 13:25:02,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 888 states and 2635 transitions. [2020-12-23 13:25:02,444 INFO L78 Accepts]: Start accepts. Automaton has 888 states and 2635 transitions. Word has length 24 [2020-12-23 13:25:02,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:25:02,444 INFO L481 AbstractCegarLoop]: Abstraction has 888 states and 2635 transitions. [2020-12-23 13:25:02,444 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 13:25:02,445 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 2635 transitions. [2020-12-23 13:25:02,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-23 13:25:02,448 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:25:02,449 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:25:02,449 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 13:25:02,449 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:25:02,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:25:02,450 INFO L82 PathProgramCache]: Analyzing trace with hash -232761715, now seen corresponding path program 2 times [2020-12-23 13:25:02,450 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:25:02,450 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653333334] [2020-12-23 13:25:02,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:25:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:25:02,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:25:02,563 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653333334] [2020-12-23 13:25:02,564 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 13:25:02,564 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 13:25:02,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689580294] [2020-12-23 13:25:02,564 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 13:25:02,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:25:02,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 13:25:02,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-23 13:25:02,565 INFO L87 Difference]: Start difference. First operand 888 states and 2635 transitions. Second operand 6 states. [2020-12-23 13:25:02,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:25:02,697 INFO L93 Difference]: Finished difference Result 1616 states and 4743 transitions. [2020-12-23 13:25:02,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 13:25:02,698 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-12-23 13:25:02,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:25:02,707 INFO L225 Difference]: With dead ends: 1616 [2020-12-23 13:25:02,707 INFO L226 Difference]: Without dead ends: 1346 [2020-12-23 13:25:02,707 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2020-12-23 13:25:02,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1346 states. [2020-12-23 13:25:02,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1346 to 888. [2020-12-23 13:25:02,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 888 states. [2020-12-23 13:25:02,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 888 states and 2590 transitions. [2020-12-23 13:25:02,747 INFO L78 Accepts]: Start accepts. Automaton has 888 states and 2590 transitions. Word has length 24 [2020-12-23 13:25:02,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:25:02,747 INFO L481 AbstractCegarLoop]: Abstraction has 888 states and 2590 transitions. [2020-12-23 13:25:02,747 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 13:25:02,748 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 2590 transitions. [2020-12-23 13:25:02,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-23 13:25:02,751 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:25:02,751 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:25:02,752 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 13:25:02,752 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:25:02,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:25:02,752 INFO L82 PathProgramCache]: Analyzing trace with hash -1389858797, now seen corresponding path program 3 times [2020-12-23 13:25:02,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:25:02,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345215390] [2020-12-23 13:25:02,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:25:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:25:02,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:25:02,857 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345215390] [2020-12-23 13:25:02,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 13:25:02,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 13:25:02,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654910228] [2020-12-23 13:25:02,858 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 13:25:02,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:25:02,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 13:25:02,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-23 13:25:02,859 INFO L87 Difference]: Start difference. First operand 888 states and 2590 transitions. Second operand 5 states. [2020-12-23 13:25:02,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:25:02,927 INFO L93 Difference]: Finished difference Result 1597 states and 4579 transitions. [2020-12-23 13:25:02,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 13:25:02,928 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-12-23 13:25:02,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:25:02,934 INFO L225 Difference]: With dead ends: 1597 [2020-12-23 13:25:02,934 INFO L226 Difference]: Without dead ends: 1058 [2020-12-23 13:25:02,935 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-12-23 13:25:02,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1058 states. [2020-12-23 13:25:02,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1058 to 790. [2020-12-23 13:25:02,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 790 states. [2020-12-23 13:25:02,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 2116 transitions. [2020-12-23 13:25:02,963 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 2116 transitions. Word has length 24 [2020-12-23 13:25:02,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:25:02,963 INFO L481 AbstractCegarLoop]: Abstraction has 790 states and 2116 transitions. [2020-12-23 13:25:02,963 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 13:25:02,963 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 2116 transitions. [2020-12-23 13:25:02,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-23 13:25:02,966 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:25:02,966 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:25:02,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 13:25:02,967 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:25:02,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:25:02,967 INFO L82 PathProgramCache]: Analyzing trace with hash -238466937, now seen corresponding path program 4 times [2020-12-23 13:25:02,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:25:02,968 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112288886] [2020-12-23 13:25:02,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:25:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:25:03,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:25:03,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112288886] [2020-12-23 13:25:03,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 13:25:03,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-23 13:25:03,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31092048] [2020-12-23 13:25:03,066 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-23 13:25:03,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:25:03,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-23 13:25:03,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-12-23 13:25:03,067 INFO L87 Difference]: Start difference. First operand 790 states and 2116 transitions. Second operand 6 states. [2020-12-23 13:25:03,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:25:03,115 INFO L93 Difference]: Finished difference Result 732 states and 2006 transitions. [2020-12-23 13:25:03,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-23 13:25:03,116 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-12-23 13:25:03,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:25:03,117 INFO L225 Difference]: With dead ends: 732 [2020-12-23 13:25:03,117 INFO L226 Difference]: Without dead ends: 209 [2020-12-23 13:25:03,118 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-12-23 13:25:03,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2020-12-23 13:25:03,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 191. [2020-12-23 13:25:03,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-12-23 13:25:03,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 468 transitions. [2020-12-23 13:25:03,125 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 468 transitions. Word has length 24 [2020-12-23 13:25:03,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:25:03,126 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 468 transitions. [2020-12-23 13:25:03,126 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-23 13:25:03,126 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 468 transitions. [2020-12-23 13:25:03,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-23 13:25:03,127 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:25:03,127 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:25:03,128 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 13:25:03,128 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:25:03,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:25:03,128 INFO L82 PathProgramCache]: Analyzing trace with hash -1497849897, now seen corresponding path program 1 times [2020-12-23 13:25:03,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:25:03,129 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049234307] [2020-12-23 13:25:03,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:25:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 13:25:03,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 13:25:03,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049234307] [2020-12-23 13:25:03,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 13:25:03,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 13:25:03,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089184303] [2020-12-23 13:25:03,244 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 13:25:03,244 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 13:25:03,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 13:25:03,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 13:25:03,245 INFO L87 Difference]: Start difference. First operand 191 states and 468 transitions. Second operand 4 states. [2020-12-23 13:25:03,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 13:25:03,270 INFO L93 Difference]: Finished difference Result 308 states and 760 transitions. [2020-12-23 13:25:03,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 13:25:03,271 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2020-12-23 13:25:03,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 13:25:03,272 INFO L225 Difference]: With dead ends: 308 [2020-12-23 13:25:03,272 INFO L226 Difference]: Without dead ends: 139 [2020-12-23 13:25:03,272 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 13:25:03,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2020-12-23 13:25:03,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2020-12-23 13:25:03,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-12-23 13:25:03,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 324 transitions. [2020-12-23 13:25:03,278 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 324 transitions. Word has length 28 [2020-12-23 13:25:03,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 13:25:03,278 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 324 transitions. [2020-12-23 13:25:03,278 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 13:25:03,278 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 324 transitions. [2020-12-23 13:25:03,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-23 13:25:03,279 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 13:25:03,279 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 13:25:03,280 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 13:25:03,280 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 13:25:03,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 13:25:03,281 INFO L82 PathProgramCache]: Analyzing trace with hash -1968180649, now seen corresponding path program 2 times [2020-12-23 13:25:03,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 13:25:03,281 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377632827] [2020-12-23 13:25:03,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 13:25:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-23 13:25:03,343 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-23 13:25:03,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-23 13:25:03,441 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-23 13:25:03,486 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-12-23 13:25:03,487 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-12-23 13:25:03,487 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 13:25:03,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 01:25:03 BasicIcfg [2020-12-23 13:25:03,618 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 13:25:03,619 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 13:25:03,619 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 13:25:03,619 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 13:25:03,620 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 01:24:49" (3/4) ... [2020-12-23 13:25:03,623 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-23 13:25:03,801 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/pthread-wmm/mix023_power.opt.i-witness.graphml [2020-12-23 13:25:03,802 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 13:25:03,803 INFO L168 Benchmark]: Toolchain (without parser) took 18206.76 ms. Allocated memory was 157.3 MB in the beginning and 566.2 MB in the end (delta: 408.9 MB). Free memory was 131.1 MB in the beginning and 395.3 MB in the end (delta: -264.2 MB). Peak memory consumption was 145.5 MB. Max. memory is 8.0 GB. [2020-12-23 13:25:03,803 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 157.3 MB. Free memory is still 129.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 13:25:03,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 803.51 ms. Allocated memory is still 157.3 MB. Free memory was 130.9 MB in the beginning and 126.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 26.5 MB. Max. memory is 8.0 GB. [2020-12-23 13:25:03,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.09 ms. Allocated memory is still 157.3 MB. Free memory was 126.8 MB in the beginning and 124.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-12-23 13:25:03,804 INFO L168 Benchmark]: Boogie Preprocessor took 72.03 ms. Allocated memory is still 157.3 MB. Free memory was 124.2 MB in the beginning and 122.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-12-23 13:25:03,805 INFO L168 Benchmark]: RCFGBuilder took 2512.89 ms. Allocated memory was 157.3 MB in the beginning and 205.5 MB in the end (delta: 48.2 MB). Free memory was 122.1 MB in the beginning and 136.6 MB in the end (delta: -14.5 MB). Peak memory consumption was 77.6 MB. Max. memory is 8.0 GB. [2020-12-23 13:25:03,805 INFO L168 Benchmark]: TraceAbstraction took 14546.91 ms. Allocated memory was 205.5 MB in the beginning and 566.2 MB in the end (delta: 360.7 MB). Free memory was 135.7 MB in the beginning and 419.4 MB in the end (delta: -283.7 MB). Peak memory consumption was 240.6 MB. Max. memory is 8.0 GB. [2020-12-23 13:25:03,806 INFO L168 Benchmark]: Witness Printer took 182.80 ms. Allocated memory is still 566.2 MB. Free memory was 419.4 MB in the beginning and 395.3 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. [2020-12-23 13:25:03,808 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 157.3 MB. Free memory is still 129.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 803.51 ms. Allocated memory is still 157.3 MB. Free memory was 130.9 MB in the beginning and 126.8 MB in the end (delta: 4.1 MB). Peak memory consumption was 26.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 72.09 ms. Allocated memory is still 157.3 MB. Free memory was 126.8 MB in the beginning and 124.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 72.03 ms. Allocated memory is still 157.3 MB. Free memory was 124.2 MB in the beginning and 122.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2512.89 ms. Allocated memory was 157.3 MB in the beginning and 205.5 MB in the end (delta: 48.2 MB). Free memory was 122.1 MB in the beginning and 136.6 MB in the end (delta: -14.5 MB). Peak memory consumption was 77.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 14546.91 ms. Allocated memory was 205.5 MB in the beginning and 566.2 MB in the end (delta: 360.7 MB). Free memory was 135.7 MB in the beginning and 419.4 MB in the end (delta: -283.7 MB). Peak memory consumption was 240.6 MB. Max. memory is 8.0 GB. * Witness Printer took 182.80 ms. Allocated memory is still 566.2 MB. Free memory was 419.4 MB in the beginning and 395.3 MB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1618 VarBasedMoverChecksPositive, 86 VarBasedMoverChecksNegative, 31 SemBasedMoverChecksPositive, 55 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.7s, 225 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 8.4s, 128 PlacesBefore, 47 PlacesAfterwards, 117 TransitionsBefore, 35 TransitionsAfterwards, 2630 CoEnabledTransitionPairs, 7 FixpointIterations, 41 TrivialSequentialCompositions, 42 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 10 ConcurrentYvCompositions, 1 ChoiceCompositions, 94 TotalNumberOfCompositions, 7653 MoverChecksTotal - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; [L712] 0 int __unbuffered_p1_EAX = 0; [L714] 0 int __unbuffered_p1_EBX = 0; [L716] 0 int __unbuffered_p3_EAX = 0; [L718] 0 int __unbuffered_p3_EBX = 0; [L720] 0 int a = 0; [L721] 0 _Bool main$tmp_guard0; [L722] 0 _Bool main$tmp_guard1; [L724] 0 int x = 0; [L726] 0 int y = 0; [L727] 0 _Bool y$flush_delayed; [L728] 0 int y$mem_tmp; [L729] 0 _Bool y$r_buff0_thd0; [L730] 0 _Bool y$r_buff0_thd1; [L731] 0 _Bool y$r_buff0_thd2; [L732] 0 _Bool y$r_buff0_thd3; [L733] 0 _Bool y$r_buff0_thd4; [L734] 0 _Bool y$r_buff1_thd0; [L735] 0 _Bool y$r_buff1_thd1; [L736] 0 _Bool y$r_buff1_thd2; [L737] 0 _Bool y$r_buff1_thd3; [L738] 0 _Bool y$r_buff1_thd4; [L739] 0 _Bool y$read_delayed; [L740] 0 int *y$read_delayed_var; [L741] 0 int y$w_buff0; [L742] 0 _Bool y$w_buff0_used; [L743] 0 int y$w_buff1; [L744] 0 _Bool y$w_buff1_used; [L746] 0 int z = 0; [L747] 0 _Bool weak$$choice0; [L748] 0 _Bool weak$$choice2; [L859] 0 pthread_t t605; [L860] FCALL, FORK 0 pthread_create(&t605, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=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] [L861] 0 pthread_t t606; [L862] FCALL, FORK 0 pthread_create(&t606, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=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] [L863] 0 pthread_t t607; [L864] FCALL, FORK 0 pthread_create(&t607, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=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] [L798] 3 y$w_buff1 = y$w_buff0 [L799] 3 y$w_buff0 = 1 [L800] 3 y$w_buff1_used = y$w_buff0_used [L801] 3 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 3 !(!expression) [L803] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L804] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L805] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L806] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L807] 3 y$r_buff1_thd4 = y$r_buff0_thd4 [L808] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$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$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=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] [L865] 0 pthread_t t608; [L866] FCALL, FORK 0 pthread_create(&t608, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=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] [L811] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=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$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=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] [L828] 4 z = 2 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_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$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=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=2] [L831] 4 __unbuffered_p3_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_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$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=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=2] [L834] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_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$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=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=2] [L752] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, 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$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=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=2] [L755] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, 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=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=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=2] [L837] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L837] EXPR 4 y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y [L837] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L837] 4 y = y$w_buff0_used && y$r_buff0_thd4 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd4 ? y$w_buff1 : y) [L838] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L838] 4 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$w_buff0_used [L839] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$w_buff1_used [L839] 4 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$w_buff1_used [L840] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L840] 4 y$r_buff0_thd4 = y$w_buff0_used && y$r_buff0_thd4 ? (_Bool)0 : y$r_buff0_thd4 [L841] EXPR 4 y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$r_buff1_thd4 [L841] 4 y$r_buff1_thd4 = y$w_buff0_used && y$r_buff0_thd4 || y$w_buff1_used && y$r_buff1_thd4 ? (_Bool)0 : y$r_buff1_thd4 [L844] 4 __unbuffered_cnt = __unbuffered_cnt + 1 [L846] 4 return 0; [L760] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L762] 1 return 0; [L767] 2 x = 2 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, 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_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=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=2] [L770] 2 __unbuffered_p1_EAX = x VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, 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=2, 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_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=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=2] [L773] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L774] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L775] 2 y$flush_delayed = weak$$choice2 [L776] 2 y$mem_tmp = y [L777] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L777] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L778] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L778] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L779] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L779] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L780] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L780] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L781] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L781] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L782] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L782] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L783] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L783] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L784] 2 __unbuffered_p1_EBX = y [L785] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L785] 2 y = y$flush_delayed ? y$mem_tmp : y [L786] 2 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2] [L791] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L793] 2 return 0; [L814] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L814] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L815] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L815] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L816] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L816] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L817] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L817] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L818] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L818] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L821] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L823] 3 return 0; [L868] 0 main$tmp_guard0 = __unbuffered_cnt == 4 [L3] COND FALSE 0 !(!cond) VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=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=2] [L872] 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) [L872] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y [L872] 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) [L872] 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) [L873] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L873] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L874] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L874] 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 [L875] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L875] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L876] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L876] 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 [L879] 0 main$tmp_guard1 = !(x == 2 && z == 2 && __unbuffered_p1_EAX == 2 && __unbuffered_p1_EBX == 0 && __unbuffered_p3_EAX == 2 && __unbuffered_p3_EBX == 0) [L18] COND TRUE 0 !expression [L18] 0 reach_error() VAL [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=2, __unbuffered_p1_EBX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff0_thd4=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$r_buff1_thd4=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=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 116 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 14.2s, OverallIterations: 13, TraceHistogramMax: 1, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 8.8s, HoareTripleCheckerStatistics: 498 SDtfs, 554 SDslu, 855 SDs, 0 SdLazy, 257 SolverSat, 59 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4610occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 4612 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 213 ConstructedInterpolants, 0 QuantifiedInterpolants, 22847 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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! Received shutdown request...