/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-New_States.epf -i ../../../trunk/examples/concurrent/pthreads/forkFork.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-60729f1 [2020-11-12 13:48:43,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-12 13:48:43,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-12 13:48:43,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-12 13:48:43,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-12 13:48:43,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-12 13:48:43,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-12 13:48:43,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-12 13:48:43,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-12 13:48:43,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-12 13:48:43,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-12 13:48:43,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-12 13:48:43,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-12 13:48:43,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-12 13:48:43,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-12 13:48:43,954 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-12 13:48:43,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-12 13:48:43,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-12 13:48:43,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-12 13:48:43,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-12 13:48:43,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-12 13:48:43,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-12 13:48:43,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-12 13:48:43,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-12 13:48:43,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-12 13:48:43,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-12 13:48:43,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-12 13:48:43,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-12 13:48:43,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-12 13:48:43,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-12 13:48:43,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-12 13:48:43,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-12 13:48:43,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-12 13:48:43,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-12 13:48:43,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-12 13:48:43,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-12 13:48:43,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-12 13:48:43,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-12 13:48:43,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-12 13:48:44,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-12 13:48:44,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-12 13:48:44,002 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-New_States.epf [2020-11-12 13:48:44,060 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-12 13:48:44,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-12 13:48:44,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-12 13:48:44,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-12 13:48:44,065 INFO L138 SettingsManager]: * Use SBE=true [2020-11-12 13:48:44,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-12 13:48:44,065 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-12 13:48:44,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-12 13:48:44,066 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-12 13:48:44,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-12 13:48:44,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-12 13:48:44,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-12 13:48:44,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-12 13:48:44,068 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-12 13:48:44,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-12 13:48:44,068 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-12 13:48:44,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-12 13:48:44,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-12 13:48:44,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-12 13:48:44,069 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-12 13:48:44,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-12 13:48:44,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-12 13:48:44,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-12 13:48:44,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-12 13:48:44,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-12 13:48:44,071 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-12 13:48:44,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-12 13:48:44,071 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-11-12 13:48:44,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-12 13:48:44,072 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-12 13:48:44,072 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=NEW_STATES 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-12 13:48:44,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-12 13:48:44,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-12 13:48:44,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-12 13:48:44,493 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-12 13:48:44,494 INFO L275 PluginConnector]: CDTParser initialized [2020-11-12 13:48:44,495 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/forkFork.c [2020-11-12 13:48:44,581 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df39eefb6/644ce2f469a945bba48927f489c79776/FLAGe24bb93a2 [2020-11-12 13:48:45,145 INFO L306 CDTParser]: Found 1 translation units. [2020-11-12 13:48:45,146 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/forkFork.c [2020-11-12 13:48:45,146 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2020-11-12 13:48:45,146 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2020-11-12 13:48:45,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df39eefb6/644ce2f469a945bba48927f489c79776/FLAGe24bb93a2 [2020-11-12 13:48:45,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df39eefb6/644ce2f469a945bba48927f489c79776 [2020-11-12 13:48:45,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-12 13:48:45,538 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-12 13:48:45,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-12 13:48:45,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-12 13:48:45,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-12 13:48:45,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:48:45" (1/1) ... [2020-11-12 13:48:45,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2024e872 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:48:45, skipping insertion in model container [2020-11-12 13:48:45,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:48:45" (1/1) ... [2020-11-12 13:48:45,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-12 13:48:45,571 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-12 13:48:45,718 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 13:48:45,729 INFO L203 MainTranslator]: Completed pre-run [2020-11-12 13:48:45,745 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-12 13:48:45,762 INFO L208 MainTranslator]: Completed translation [2020-11-12 13:48:45,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:48:45 WrapperNode [2020-11-12 13:48:45,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-12 13:48:45,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-12 13:48:45,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-12 13:48:45,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-12 13:48:45,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:48:45" (1/1) ... [2020-11-12 13:48:45,781 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:48:45" (1/1) ... [2020-11-12 13:48:45,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-12 13:48:45,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-12 13:48:45,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-12 13:48:45,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-12 13:48:45,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:48:45" (1/1) ... [2020-11-12 13:48:45,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:48:45" (1/1) ... [2020-11-12 13:48:45,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:48:45" (1/1) ... [2020-11-12 13:48:45,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:48:45" (1/1) ... [2020-11-12 13:48:45,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:48:45" (1/1) ... [2020-11-12 13:48:45,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:48:45" (1/1) ... [2020-11-12 13:48:45,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:48:45" (1/1) ... [2020-11-12 13:48:45,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-12 13:48:45,831 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-12 13:48:45,831 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-12 13:48:45,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-12 13:48:45,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:48:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2020-11-12 13:48:45,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-12 13:48:45,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-12 13:48:45,920 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2020-11-12 13:48:45,920 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2020-11-12 13:48:45,920 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2020-11-12 13:48:45,920 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2020-11-12 13:48:45,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-12 13:48:45,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-12 13:48:45,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-12 13:48:45,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-12 13:48:45,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-12 13:48:45,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-12 13:48:45,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-12 13:48:45,924 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-12 13:48:46,506 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-12 13:48:46,506 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-11-12 13:48:46,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:48:46 BoogieIcfgContainer [2020-11-12 13:48:46,510 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-12 13:48:46,514 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-12 13:48:46,514 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-12 13:48:46,517 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-12 13:48:46,518 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:48:45" (1/3) ... [2020-11-12 13:48:46,519 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@367f6447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:48:46, skipping insertion in model container [2020-11-12 13:48:46,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:48:45" (2/3) ... [2020-11-12 13:48:46,520 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@367f6447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:48:46, skipping insertion in model container [2020-11-12 13:48:46,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:48:46" (3/3) ... [2020-11-12 13:48:46,522 INFO L111 eAbstractionObserver]: Analyzing ICFG forkFork.c [2020-11-12 13:48:46,540 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-12 13:48:46,540 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-12 13:48:46,544 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-12 13:48:46,545 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-12 13:48:46,605 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#in~b.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,606 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#in~b.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,606 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,606 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,606 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#in~b.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,607 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#in~b.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,607 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,607 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,607 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,608 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,608 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,608 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,608 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,608 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,609 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,609 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,610 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,610 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,610 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,610 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,610 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,611 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,611 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,611 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,611 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,611 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,612 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,612 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,612 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,612 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,613 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,613 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,613 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,614 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,614 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,616 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,616 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,616 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,618 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,619 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,619 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,619 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,619 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,620 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,621 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,621 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,621 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,622 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,622 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,622 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,622 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,622 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,623 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,623 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,625 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~a.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,625 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~a.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,625 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,626 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,626 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~a.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,626 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#in~a.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,626 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,626 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,627 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,627 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,627 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,627 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,628 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,628 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,628 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,629 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,631 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,631 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,631 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,632 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,633 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,633 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,633 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,634 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,638 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,639 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,639 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,640 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,640 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,641 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,641 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,641 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,641 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,641 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,642 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,642 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,643 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,643 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,643 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,644 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,644 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,644 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,644 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,645 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,646 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,649 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,649 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,650 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,651 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,654 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,655 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,655 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,655 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,655 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,655 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,655 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,656 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,656 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,656 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,657 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,657 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,657 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,657 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,657 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,657 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,657 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,658 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,658 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,658 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,658 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,658 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,658 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,659 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,659 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,659 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,659 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,659 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,659 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,660 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,660 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,660 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,660 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,662 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,663 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,663 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,663 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,663 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,663 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,664 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,664 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,664 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,675 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,675 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,675 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,675 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,675 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,676 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,676 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~a.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,677 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork1_~param~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,677 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,677 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#ret~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,677 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,677 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet4.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,677 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_~#second_thread~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,678 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,678 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~mem5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,678 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,683 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,684 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,684 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,684 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,684 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,684 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,685 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~val~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,685 WARN L313 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,685 WARN L313 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-12 13:48:46,706 INFO L149 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2020-11-12 13:48:46,718 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-11-12 13:48:46,741 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-12 13:48:46,741 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-12 13:48:46,742 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-12 13:48:46,742 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-12 13:48:46,742 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-12 13:48:46,742 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-12 13:48:46,742 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-12 13:48:46,742 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-12 13:48:46,755 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 89 places, 83 transitions, 194 flow [2020-11-12 13:48:46,789 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 322 states, 317 states have (on average 2.0) internal successors, (634), 321 states have internal predecessors, (634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:47,126 WARN L455 BasicCegarLoop]: Sleep Set Reduction Time: 334ms [2020-11-12 13:48:47,128 WARN L456 BasicCegarLoop]: Sleep set: input automaton has 322 states, 317 states have (on average 2.0) internal successors, (634), 321 states have internal predecessors, (634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:47,129 WARN L457 BasicCegarLoop]: Sleep set: output automaton has 417 states, 359 states have (on average 1.2729805013927578) internal successors, (457), 416 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:47,132 INFO L276 IsEmpty]: Start isEmpty. Operand has 417 states, 359 states have (on average 1.2729805013927578) internal successors, (457), 416 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:47,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-12 13:48:47,136 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 13:48:47,137 INFO L494 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] [2020-11-12 13:48:47,138 INFO L429 AbstractCegarLoop]: === Iteration 1 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-12 13:48:47,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 13:48:47,144 INFO L82 PathProgramCache]: Analyzing trace with hash -202481228, now seen corresponding path program 1 times [2020-11-12 13:48:47,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 13:48:47,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606502808] [2020-11-12 13:48:47,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 13:48:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 13:48:47,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 13:48:47,593 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606502808] [2020-11-12 13:48:47,594 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 13:48:47,595 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-11-12 13:48:47,595 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911027569] [2020-11-12 13:48:47,598 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-11-12 13:48:47,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 13:48:47,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-11-12 13:48:47,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=208, Unknown=0, NotChecked=0, Total=240 [2020-11-12 13:48:47,617 INFO L87 Difference]: Start difference. First operand has 417 states, 359 states have (on average 1.2729805013927578) internal successors, (457), 416 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:48,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 13:48:48,568 INFO L93 Difference]: Finished difference Result 403 states and 442 transitions. [2020-11-12 13:48:48,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-11-12 13:48:48,570 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2020-11-12 13:48:48,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 13:48:48,582 INFO L225 Difference]: With dead ends: 403 [2020-11-12 13:48:48,582 INFO L226 Difference]: Without dead ends: 192 [2020-11-12 13:48:48,584 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=210, Invalid=720, Unknown=0, NotChecked=0, Total=930 [2020-11-12 13:48:48,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2020-11-12 13:48:48,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 160. [2020-11-12 13:48:48,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 156 states have (on average 1.1538461538461537) internal successors, (180), 159 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:48,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 180 transitions. [2020-11-12 13:48:48,634 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 180 transitions. Word has length 22 [2020-11-12 13:48:48,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 13:48:48,634 INFO L481 AbstractCegarLoop]: Abstraction has 160 states and 180 transitions. [2020-11-12 13:48:48,634 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 16 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:48,634 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 180 transitions. [2020-11-12 13:48:48,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-12 13:48:48,637 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 13:48:48,637 INFO L494 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 13:48:48,637 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-12 13:48:48,638 INFO L429 AbstractCegarLoop]: === Iteration 2 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-12 13:48:48,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 13:48:48,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1005774949, now seen corresponding path program 1 times [2020-11-12 13:48:48,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 13:48:48,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270980727] [2020-11-12 13:48:48,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 13:48:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 13:48:48,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 13:48:48,792 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270980727] [2020-11-12 13:48:48,792 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 13:48:48,792 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-11-12 13:48:48,792 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742371361] [2020-11-12 13:48:48,794 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-12 13:48:48,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 13:48:48,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-12 13:48:48,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-12 13:48:48,795 INFO L87 Difference]: Start difference. First operand 160 states and 180 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:48,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 13:48:48,971 INFO L93 Difference]: Finished difference Result 181 states and 201 transitions. [2020-11-12 13:48:48,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-12 13:48:48,972 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 41 [2020-11-12 13:48:48,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 13:48:48,975 INFO L225 Difference]: With dead ends: 181 [2020-11-12 13:48:48,975 INFO L226 Difference]: Without dead ends: 174 [2020-11-12 13:48:48,976 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-11-12 13:48:48,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2020-11-12 13:48:48,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 160. [2020-11-12 13:48:48,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 156 states have (on average 1.1538461538461537) internal successors, (180), 159 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:48,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 180 transitions. [2020-11-12 13:48:48,990 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 180 transitions. Word has length 41 [2020-11-12 13:48:48,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 13:48:48,990 INFO L481 AbstractCegarLoop]: Abstraction has 160 states and 180 transitions. [2020-11-12 13:48:48,990 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 8 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:48,990 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 180 transitions. [2020-11-12 13:48:48,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-12 13:48:48,992 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 13:48:48,992 INFO L494 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 13:48:48,993 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-12 13:48:48,993 INFO L429 AbstractCegarLoop]: === Iteration 3 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-12 13:48:48,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 13:48:48,994 INFO L82 PathProgramCache]: Analyzing trace with hash -2011157207, now seen corresponding path program 2 times [2020-11-12 13:48:48,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 13:48:48,994 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158474799] [2020-11-12 13:48:48,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 13:48:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 13:48:49,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 13:48:49,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158474799] [2020-11-12 13:48:49,286 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 13:48:49,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-11-12 13:48:49,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443993853] [2020-11-12 13:48:49,287 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-11-12 13:48:49,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 13:48:49,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-11-12 13:48:49,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-11-12 13:48:49,288 INFO L87 Difference]: Start difference. First operand 160 states and 180 transitions. Second operand has 15 states, 15 states have (on average 2.7333333333333334) internal successors, (41), 15 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:50,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 13:48:50,067 INFO L93 Difference]: Finished difference Result 174 states and 188 transitions. [2020-11-12 13:48:50,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-12 13:48:50,068 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.7333333333333334) internal successors, (41), 15 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 41 [2020-11-12 13:48:50,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 13:48:50,069 INFO L225 Difference]: With dead ends: 174 [2020-11-12 13:48:50,070 INFO L226 Difference]: Without dead ends: 165 [2020-11-12 13:48:50,070 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=155, Invalid=397, Unknown=0, NotChecked=0, Total=552 [2020-11-12 13:48:50,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-11-12 13:48:50,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 151. [2020-11-12 13:48:50,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 147 states have (on average 1.1224489795918366) internal successors, (165), 150 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:50,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 165 transitions. [2020-11-12 13:48:50,081 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 165 transitions. Word has length 41 [2020-11-12 13:48:50,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 13:48:50,081 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 165 transitions. [2020-11-12 13:48:50,081 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 2.7333333333333334) internal successors, (41), 15 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:50,082 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 165 transitions. [2020-11-12 13:48:50,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-12 13:48:50,083 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 13:48:50,084 INFO L494 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-12 13:48:50,084 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-12 13:48:50,084 INFO L429 AbstractCegarLoop]: === Iteration 4 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-12 13:48:50,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 13:48:50,085 INFO L82 PathProgramCache]: Analyzing trace with hash 204276045, now seen corresponding path program 3 times [2020-11-12 13:48:50,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 13:48:50,085 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251919348] [2020-11-12 13:48:50,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 13:48:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 13:48:50,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 13:48:50,173 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251919348] [2020-11-12 13:48:50,173 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 13:48:50,173 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-12 13:48:50,173 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652906053] [2020-11-12 13:48:50,174 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-12 13:48:50,174 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 13:48:50,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-12 13:48:50,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-12 13:48:50,175 INFO L87 Difference]: Start difference. First operand 151 states and 165 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:50,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 13:48:50,271 INFO L93 Difference]: Finished difference Result 132 states and 142 transitions. [2020-11-12 13:48:50,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-12 13:48:50,272 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 41 [2020-11-12 13:48:50,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 13:48:50,274 INFO L225 Difference]: With dead ends: 132 [2020-11-12 13:48:50,274 INFO L226 Difference]: Without dead ends: 132 [2020-11-12 13:48:50,274 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-12 13:48:50,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-11-12 13:48:50,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 112. [2020-11-12 13:48:50,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 111 states have (on average 1.09009009009009) internal successors, (121), 111 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:50,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 121 transitions. [2020-11-12 13:48:50,290 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 121 transitions. Word has length 41 [2020-11-12 13:48:50,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 13:48:50,290 INFO L481 AbstractCegarLoop]: Abstraction has 112 states and 121 transitions. [2020-11-12 13:48:50,291 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:50,291 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 121 transitions. [2020-11-12 13:48:50,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-12 13:48:50,292 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 13:48:50,293 INFO L494 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, 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] [2020-11-12 13:48:50,293 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-12 13:48:50,293 INFO L429 AbstractCegarLoop]: === Iteration 5 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-12 13:48:50,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 13:48:50,294 INFO L82 PathProgramCache]: Analyzing trace with hash -413224391, now seen corresponding path program 1 times [2020-11-12 13:48:50,294 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 13:48:50,294 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576639579] [2020-11-12 13:48:50,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 13:48:50,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 13:48:51,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 13:48:51,095 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576639579] [2020-11-12 13:48:51,095 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 13:48:51,095 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2020-11-12 13:48:51,095 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974510691] [2020-11-12 13:48:51,097 INFO L461 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-11-12 13:48:51,102 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 13:48:51,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-11-12 13:48:51,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=647, Unknown=0, NotChecked=0, Total=702 [2020-11-12 13:48:51,106 INFO L87 Difference]: Start difference. First operand 112 states and 121 transitions. Second operand has 27 states, 26 states have (on average 2.1153846153846154) internal successors, (55), 27 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:53,004 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-11-12 13:48:53,198 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 76 [2020-11-12 13:48:53,524 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2020-11-12 13:48:53,724 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 81 [2020-11-12 13:48:53,878 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2020-11-12 13:48:54,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 13:48:54,395 INFO L93 Difference]: Finished difference Result 140 states and 149 transitions. [2020-11-12 13:48:54,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-11-12 13:48:54,396 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 2.1153846153846154) internal successors, (55), 27 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2020-11-12 13:48:54,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 13:48:54,398 INFO L225 Difference]: With dead ends: 140 [2020-11-12 13:48:54,398 INFO L226 Difference]: Without dead ends: 104 [2020-11-12 13:48:54,399 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 473 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=543, Invalid=2997, Unknown=0, NotChecked=0, Total=3540 [2020-11-12 13:48:54,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-11-12 13:48:54,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2020-11-12 13:48:54,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.0776699029126213) internal successors, (111), 103 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:54,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 111 transitions. [2020-11-12 13:48:54,405 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 111 transitions. Word has length 55 [2020-11-12 13:48:54,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 13:48:54,405 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 111 transitions. [2020-11-12 13:48:54,406 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 27 states, 26 states have (on average 2.1153846153846154) internal successors, (55), 27 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:54,406 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 111 transitions. [2020-11-12 13:48:54,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-12 13:48:54,407 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 13:48:54,408 INFO L494 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, 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] [2020-11-12 13:48:54,408 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-12 13:48:54,408 INFO L429 AbstractCegarLoop]: === Iteration 6 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-12 13:48:54,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 13:48:54,409 INFO L82 PathProgramCache]: Analyzing trace with hash -82919911, now seen corresponding path program 2 times [2020-11-12 13:48:54,409 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 13:48:54,409 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811328703] [2020-11-12 13:48:54,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 13:48:54,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 13:48:55,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 13:48:55,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811328703] [2020-11-12 13:48:55,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 13:48:55,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2020-11-12 13:48:55,314 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936782998] [2020-11-12 13:48:55,314 INFO L461 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-11-12 13:48:55,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 13:48:55,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-11-12 13:48:55,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=804, Unknown=0, NotChecked=0, Total=870 [2020-11-12 13:48:55,316 INFO L87 Difference]: Start difference. First operand 104 states and 111 transitions. Second operand has 30 states, 29 states have (on average 1.896551724137931) internal successors, (55), 30 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:57,269 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2020-11-12 13:48:57,496 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2020-11-12 13:48:57,663 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2020-11-12 13:48:57,902 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2020-11-12 13:48:58,145 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 94 [2020-11-12 13:48:58,343 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2020-11-12 13:48:58,528 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2020-11-12 13:48:58,795 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2020-11-12 13:48:59,005 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2020-11-12 13:48:59,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 13:48:59,607 INFO L93 Difference]: Finished difference Result 115 states and 121 transitions. [2020-11-12 13:48:59,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-11-12 13:48:59,608 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 1.896551724137931) internal successors, (55), 30 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2020-11-12 13:48:59,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 13:48:59,609 INFO L225 Difference]: With dead ends: 115 [2020-11-12 13:48:59,610 INFO L226 Difference]: Without dead ends: 84 [2020-11-12 13:48:59,612 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 726 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=669, Invalid=3887, Unknown=0, NotChecked=0, Total=4556 [2020-11-12 13:48:59,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-11-12 13:48:59,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2020-11-12 13:48:59,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 83 states have (on average 1.0602409638554218) internal successors, (88), 83 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:59,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 88 transitions. [2020-11-12 13:48:59,616 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 88 transitions. Word has length 55 [2020-11-12 13:48:59,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 13:48:59,617 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 88 transitions. [2020-11-12 13:48:59,617 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 30 states, 29 states have (on average 1.896551724137931) internal successors, (55), 30 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:48:59,617 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 88 transitions. [2020-11-12 13:48:59,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-12 13:48:59,619 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 13:48:59,619 INFO L494 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, 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] [2020-11-12 13:48:59,619 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-12 13:48:59,619 INFO L429 AbstractCegarLoop]: === Iteration 7 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-12 13:48:59,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 13:48:59,620 INFO L82 PathProgramCache]: Analyzing trace with hash 656417385, now seen corresponding path program 3 times [2020-11-12 13:48:59,620 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 13:48:59,620 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193531441] [2020-11-12 13:48:59,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 13:48:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 13:49:00,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 13:49:00,315 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193531441] [2020-11-12 13:49:00,316 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 13:49:00,316 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2020-11-12 13:49:00,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713549911] [2020-11-12 13:49:00,316 INFO L461 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-11-12 13:49:00,317 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 13:49:00,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-11-12 13:49:00,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=646, Unknown=0, NotChecked=0, Total=702 [2020-11-12 13:49:00,318 INFO L87 Difference]: Start difference. First operand 84 states and 88 transitions. Second operand has 27 states, 26 states have (on average 2.1153846153846154) internal successors, (55), 27 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:49:01,992 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-11-12 13:49:02,182 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 78 [2020-11-12 13:49:02,476 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2020-11-12 13:49:02,648 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 80 [2020-11-12 13:49:02,797 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2020-11-12 13:49:03,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 13:49:03,242 INFO L93 Difference]: Finished difference Result 106 states and 109 transitions. [2020-11-12 13:49:03,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-11-12 13:49:03,244 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 2.1153846153846154) internal successors, (55), 27 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2020-11-12 13:49:03,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 13:49:03,245 INFO L225 Difference]: With dead ends: 106 [2020-11-12 13:49:03,245 INFO L226 Difference]: Without dead ends: 61 [2020-11-12 13:49:03,246 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 472 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=522, Invalid=2900, Unknown=0, NotChecked=0, Total=3422 [2020-11-12 13:49:03,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-11-12 13:49:03,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2020-11-12 13:49:03,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 60 states have (on average 1.0333333333333334) internal successors, (62), 60 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:49:03,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 62 transitions. [2020-11-12 13:49:03,252 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 62 transitions. Word has length 55 [2020-11-12 13:49:03,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 13:49:03,253 INFO L481 AbstractCegarLoop]: Abstraction has 61 states and 62 transitions. [2020-11-12 13:49:03,253 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 27 states, 26 states have (on average 2.1153846153846154) internal successors, (55), 27 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:49:03,253 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 62 transitions. [2020-11-12 13:49:03,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-11-12 13:49:03,257 INFO L486 BasicCegarLoop]: Found error trace [2020-11-12 13:49:03,257 INFO L494 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, 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] [2020-11-12 13:49:03,257 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-12 13:49:03,258 INFO L429 AbstractCegarLoop]: === Iteration 8 === [fooThread1of1ForFork1Err1INUSE_VIOLATION, barErr0ASSERT_VIOLATIONASSERT, fooErr0INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, barErr0ASSERT_VIOLATIONASSERT]=== [2020-11-12 13:49:03,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-12 13:49:03,259 INFO L82 PathProgramCache]: Analyzing trace with hash 686288959, now seen corresponding path program 4 times [2020-11-12 13:49:03,259 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-12 13:49:03,262 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094972585] [2020-11-12 13:49:03,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-12 13:49:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-12 13:49:03,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-12 13:49:03,998 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094972585] [2020-11-12 13:49:03,999 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-12 13:49:03,999 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2020-11-12 13:49:03,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537003671] [2020-11-12 13:49:03,999 INFO L461 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-11-12 13:49:03,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-12 13:49:04,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-11-12 13:49:04,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=646, Unknown=0, NotChecked=0, Total=702 [2020-11-12 13:49:04,001 INFO L87 Difference]: Start difference. First operand 61 states and 62 transitions. Second operand has 27 states, 26 states have (on average 2.1153846153846154) internal successors, (55), 27 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:49:05,776 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 72 [2020-11-12 13:49:06,062 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 70 [2020-11-12 13:49:06,241 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2020-11-12 13:49:06,390 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 70 [2020-11-12 13:49:06,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-12 13:49:06,851 INFO L93 Difference]: Finished difference Result 60 states and 61 transitions. [2020-11-12 13:49:06,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-11-12 13:49:06,852 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 2.1153846153846154) internal successors, (55), 27 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2020-11-12 13:49:06,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-12 13:49:06,853 INFO L225 Difference]: With dead ends: 60 [2020-11-12 13:49:06,853 INFO L226 Difference]: Without dead ends: 0 [2020-11-12 13:49:06,855 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 457 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=548, Invalid=2874, Unknown=0, NotChecked=0, Total=3422 [2020-11-12 13:49:06,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-12 13:49:06,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-12 13:49:06,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:49:06,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-12 13:49:06,856 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2020-11-12 13:49:06,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-12 13:49:06,856 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-12 13:49:06,856 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 27 states, 26 states have (on average 2.1153846153846154) internal successors, (55), 27 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-12 13:49:06,856 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-12 13:49:06,856 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-12 13:49:06,856 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-12 13:49:06,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 01:49:06 BasicIcfg [2020-11-12 13:49:06,861 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-12 13:49:06,863 INFO L168 Benchmark]: Toolchain (without parser) took 21329.57 ms. Allocated memory was 302.0 MB in the beginning and 436.2 MB in the end (delta: 134.2 MB). Free memory was 275.3 MB in the beginning and 188.9 MB in the end (delta: 86.5 MB). Peak memory consumption was 223.5 MB. Max. memory is 16.0 GB. [2020-11-12 13:49:06,863 INFO L168 Benchmark]: CDTParser took 0.75 ms. Allocated memory is still 302.0 MB. Free memory was 273.0 MB in the beginning and 272.9 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2020-11-12 13:49:06,864 INFO L168 Benchmark]: CACSL2BoogieTranslator took 222.71 ms. Allocated memory is still 302.0 MB. Free memory was 274.8 MB in the beginning and 265.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.0 GB. [2020-11-12 13:49:06,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.45 ms. Allocated memory is still 302.0 MB. Free memory was 265.1 MB in the beginning and 263.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-11-12 13:49:06,865 INFO L168 Benchmark]: Boogie Preprocessor took 26.64 ms. Allocated memory is still 302.0 MB. Free memory was 263.7 MB in the beginning and 262.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2020-11-12 13:49:06,866 INFO L168 Benchmark]: RCFGBuilder took 679.46 ms. Allocated memory is still 302.0 MB. Free memory was 262.6 MB in the beginning and 277.4 MB in the end (delta: -14.8 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.0 GB. [2020-11-12 13:49:06,867 INFO L168 Benchmark]: TraceAbstraction took 20347.46 ms. Allocated memory was 302.0 MB in the beginning and 436.2 MB in the end (delta: 134.2 MB). Free memory was 276.3 MB in the beginning and 188.9 MB in the end (delta: 87.5 MB). Peak memory consumption was 221.7 MB. Max. memory is 16.0 GB. [2020-11-12 13:49:06,870 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75 ms. Allocated memory is still 302.0 MB. Free memory was 273.0 MB in the beginning and 272.9 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 222.71 ms. Allocated memory is still 302.0 MB. Free memory was 274.8 MB in the beginning and 265.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 39.45 ms. Allocated memory is still 302.0 MB. Free memory was 265.1 MB in the beginning and 263.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 26.64 ms. Allocated memory is still 302.0 MB. Free memory was 263.7 MB in the beginning and 262.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 679.46 ms. Allocated memory is still 302.0 MB. Free memory was 262.6 MB in the beginning and 277.4 MB in the end (delta: -14.8 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 20347.46 ms. Allocated memory was 302.0 MB in the beginning and 436.2 MB in the end (delta: 134.2 MB). Free memory was 276.3 MB in the beginning and 188.9 MB in the end (delta: 87.5 MB). Peak memory consumption was 221.7 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 19]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 45]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 69 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.1s, OverallIterations: 8, TraceHistogramMax: 1, AutomataDifference: 15.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, HoareTripleCheckerStatistics: 370 SDtfs, 1794 SDslu, 3132 SDs, 0 SdLazy, 3663 SolverSat, 326 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 319 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 304 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2275 ImplicationChecksByTransitivity, 14.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=417occurred 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: 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 80 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 365 NumberOfCodeBlocks, 365 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 357 ConstructedInterpolants, 0 QuantifiedInterpolants, 162873 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 correct! Received shutdown request...