/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 22:58:47,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 22:58:47,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 22:58:47,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 22:58:47,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 22:58:47,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 22:58:47,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 22:58:47,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 22:58:47,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 22:58:47,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 22:58:47,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 22:58:47,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 22:58:47,713 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 22:58:47,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 22:58:47,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 22:58:47,733 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 22:58:47,734 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 22:58:47,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 22:58:47,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 22:58:47,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 22:58:47,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 22:58:47,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 22:58:47,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 22:58:47,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 22:58:47,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-06 22:58:47,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 22:58:47,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 22:58:47,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 22:58:47,803 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 22:58:47,865 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 22:58:47,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 22:58:47,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 22:58:47,870 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 22:58:47,870 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 22:58:47,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 22:58:47,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 22:58:47,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 22:58:47,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 22:58:47,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 22:58:47,877 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 22:58:47,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 22:58:47,878 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 22:58:47,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 22:58:47,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 22:58:47,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 22:58:47,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 22:58:47,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 22:58:47,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 22:58:47,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 22:58:47,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 22:58:47,880 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 22:58:47,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 22:58:47,881 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 22:58:47,881 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 22:58:47,881 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 22:58:48,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 22:58:48,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 22:58:48,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 22:58:48,345 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 22:58:48,346 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 22:58:48,347 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2021-01-06 22:58:48,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/49291427f/9257d7a9c0524d708fddc7f468c9425c/FLAG7169c9723 [2021-01-06 22:58:49,202 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 22:58:49,203 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2021-01-06 22:58:49,229 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/49291427f/9257d7a9c0524d708fddc7f468c9425c/FLAG7169c9723 [2021-01-06 22:58:49,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/49291427f/9257d7a9c0524d708fddc7f468c9425c [2021-01-06 22:58:49,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 22:58:49,486 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 22:58:49,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 22:58:49,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 22:58:49,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 22:58:49,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 10:58:49" (1/1) ... [2021-01-06 22:58:49,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f3f0b7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:58:49, skipping insertion in model container [2021-01-06 22:58:49,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 10:58:49" (1/1) ... [2021-01-06 22:58:49,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 22:58:49,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-06 22:58:49,800 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 left hand side expression in assignment: lhs: VariableLHS[~w~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~x~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~w~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~l~0,] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] [2021-01-06 22:58:49,999 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2021-01-06 22:58:50,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 22:58:50,022 INFO L203 MainTranslator]: Completed pre-run [2021-01-06 22:58:50,042 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 left hand side expression in assignment: lhs: VariableLHS[~w~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~r~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~x~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~w~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~l~0,] left hand side expression in assignment: lhs: VariableLHS[~y~0,GLOBAL] [2021-01-06 22:58:50,076 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2021-01-06 22:58:50,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 22:58:50,247 INFO L208 MainTranslator]: Completed translation [2021-01-06 22:58:50,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:58:50 WrapperNode [2021-01-06 22:58:50,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 22:58:50,250 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 22:58:50,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 22:58:50,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 22:58:50,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:58:50" (1/1) ... [2021-01-06 22:58:50,281 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:58:50" (1/1) ... [2021-01-06 22:58:50,310 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 22:58:50,311 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 22:58:50,311 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 22:58:50,311 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 22:58:50,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:58:50" (1/1) ... [2021-01-06 22:58:50,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:58:50" (1/1) ... [2021-01-06 22:58:50,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:58:50" (1/1) ... [2021-01-06 22:58:50,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:58:50" (1/1) ... [2021-01-06 22:58:50,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:58:50" (1/1) ... [2021-01-06 22:58:50,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:58:50" (1/1) ... [2021-01-06 22:58:50,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:58:50" (1/1) ... [2021-01-06 22:58:50,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 22:58:50,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 22:58:50,345 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 22:58:50,345 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 22:58:50,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:58:50" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 22:58:50,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-06 22:58:50,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-06 22:58:50,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-06 22:58:50,461 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2021-01-06 22:58:50,461 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2021-01-06 22:58:50,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 22:58:50,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-06 22:58:50,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 22:58:50,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-06 22:58:50,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 22:58:50,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 22:58:50,462 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2021-01-06 22:58:50,463 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2021-01-06 22:58:50,465 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-06 22:58:51,043 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 22:58:51,044 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-01-06 22:58:51,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 10:58:51 BoogieIcfgContainer [2021-01-06 22:58:51,047 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 22:58:51,049 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 22:58:51,049 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 22:58:51,053 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 22:58:51,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 10:58:49" (1/3) ... [2021-01-06 22:58:51,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e411144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 10:58:51, skipping insertion in model container [2021-01-06 22:58:51,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 10:58:50" (2/3) ... [2021-01-06 22:58:51,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e411144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 10:58:51, skipping insertion in model container [2021-01-06 22:58:51,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 10:58:51" (3/3) ... [2021-01-06 22:58:51,057 INFO L111 eAbstractionObserver]: Analyzing ICFG read_write_lock-1.i [2021-01-06 22:58:51,065 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-06 22:58:51,066 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 22:58:51,072 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 22:58:51,073 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-06 22:58:51,111 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,112 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,112 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,112 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,113 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,113 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,113 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,113 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,114 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,114 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,114 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,114 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,115 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,115 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,115 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,115 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,116 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,116 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,116 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,117 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,117 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,117 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,117 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,117 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,118 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,118 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,118 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,118 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,119 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,119 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,119 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,119 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,120 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,120 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,121 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,122 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,122 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,122 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,122 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,123 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,123 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,123 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,123 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,124 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,126 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,126 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,129 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,129 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,130 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,130 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,131 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,131 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,131 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,131 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,132 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,132 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,132 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,132 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,132 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,133 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,134 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,134 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,135 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,135 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,135 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,136 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,136 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,136 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,137 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,138 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,138 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,138 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,139 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,139 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,140 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,140 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,143 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,143 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,144 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,145 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,147 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,147 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,147 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,148 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,149 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,149 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,150 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,150 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,152 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,152 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,153 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,153 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,155 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,156 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,157 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,157 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,157 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,158 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,158 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,158 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,161 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,163 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,167 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,167 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,168 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,168 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,174 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,174 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,174 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork0_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,178 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,179 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,179 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,179 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,179 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,180 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,182 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,183 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,183 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,183 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,184 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,184 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,184 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,184 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,185 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,188 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,189 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,189 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,189 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,190 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,190 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-06 22:58:51,224 INFO L149 ThreadInstanceAdder]: Constructed 16 joinOtherThreadTransitions. [2021-01-06 22:58:51,249 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-01-06 22:58:51,287 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 22:58:51,288 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 22:58:51,288 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 22:58:51,288 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 22:58:51,288 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 22:58:51,288 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 22:58:51,288 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 22:58:51,289 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 22:58:51,316 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-01-06 22:58:51,321 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 107 places, 108 transitions, 284 flow [2021-01-06 22:58:51,325 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 107 places, 108 transitions, 284 flow [2021-01-06 22:58:51,327 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 107 places, 108 transitions, 284 flow [2021-01-06 22:58:51,458 INFO L129 PetriNetUnfolder]: 19/142 cut-off events. [2021-01-06 22:58:51,459 INFO L130 PetriNetUnfolder]: For 32/32 co-relation queries the response was YES. [2021-01-06 22:58:51,482 INFO L84 FinitePrefix]: Finished finitePrefix Result has 187 conditions, 142 events. 19/142 cut-off events. For 32/32 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 322 event pairs, 0 based on Foata normal form. 0/137 useless extension candidates. Maximal degree in co-relation 95. Up to 12 conditions per place. [2021-01-06 22:58:51,492 INFO L116 LiptonReduction]: Number of co-enabled transitions 2808 [2021-01-06 22:58:55,129 WARN L197 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 92 [2021-01-06 22:58:55,353 WARN L197 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-01-06 22:58:55,794 WARN L197 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 92 [2021-01-06 22:58:56,006 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2021-01-06 22:58:56,093 INFO L131 LiptonReduction]: Checked pairs total: 19420 [2021-01-06 22:58:56,094 INFO L133 LiptonReduction]: Total number of compositions: 65 [2021-01-06 22:58:56,100 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 58 places, 59 transitions, 186 flow [2021-01-06 22:58:56,609 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 5381 states. [2021-01-06 22:58:56,611 INFO L276 IsEmpty]: Start isEmpty. Operand 5381 states. [2021-01-06 22:58:56,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-01-06 22:58:56,621 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:58:56,622 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:58:56,623 INFO L429 AbstractCegarLoop]: === Iteration 1 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-06 22:58:56,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:58:56,630 INFO L82 PathProgramCache]: Analyzing trace with hash -1915623268, now seen corresponding path program 1 times [2021-01-06 22:58:56,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:58:56,641 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1910714658] [2021-01-06 22:58:56,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:58:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:58:56,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:58:56,949 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1910714658] [2021-01-06 22:58:56,949 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:58:56,950 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 22:58:56,950 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021037224] [2021-01-06 22:58:56,955 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 22:58:56,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:58:56,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 22:58:56,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 22:58:56,975 INFO L87 Difference]: Start difference. First operand 5381 states. Second operand 5 states. [2021-01-06 22:58:57,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:58:57,341 INFO L93 Difference]: Finished difference Result 12590 states and 42232 transitions. [2021-01-06 22:58:57,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 22:58:57,343 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 9 [2021-01-06 22:58:57,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:58:57,460 INFO L225 Difference]: With dead ends: 12590 [2021-01-06 22:58:57,461 INFO L226 Difference]: Without dead ends: 9892 [2021-01-06 22:58:57,462 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-06 22:58:57,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9892 states. [2021-01-06 22:58:57,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9892 to 5970. [2021-01-06 22:58:57,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5970 states. [2021-01-06 22:58:58,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5970 states to 5970 states and 20851 transitions. [2021-01-06 22:58:58,049 INFO L78 Accepts]: Start accepts. Automaton has 5970 states and 20851 transitions. Word has length 9 [2021-01-06 22:58:58,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:58:58,050 INFO L481 AbstractCegarLoop]: Abstraction has 5970 states and 20851 transitions. [2021-01-06 22:58:58,050 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 22:58:58,050 INFO L276 IsEmpty]: Start isEmpty. Operand 5970 states and 20851 transitions. [2021-01-06 22:58:58,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-01-06 22:58:58,060 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:58:58,061 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:58:58,061 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 22:58:58,061 INFO L429 AbstractCegarLoop]: === Iteration 2 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-06 22:58:58,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:58:58,067 INFO L82 PathProgramCache]: Analyzing trace with hash -195792886, now seen corresponding path program 1 times [2021-01-06 22:58:58,067 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:58:58,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349612549] [2021-01-06 22:58:58,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:58:58,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:58:58,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:58:58,220 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349612549] [2021-01-06 22:58:58,220 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:58:58,220 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 22:58:58,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316925034] [2021-01-06 22:58:58,222 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 22:58:58,223 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:58:58,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 22:58:58,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 22:58:58,224 INFO L87 Difference]: Start difference. First operand 5970 states and 20851 transitions. Second operand 3 states. [2021-01-06 22:58:58,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:58:58,295 INFO L93 Difference]: Finished difference Result 5110 states and 15907 transitions. [2021-01-06 22:58:58,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 22:58:58,295 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2021-01-06 22:58:58,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:58:58,440 INFO L225 Difference]: With dead ends: 5110 [2021-01-06 22:58:58,440 INFO L226 Difference]: Without dead ends: 5078 [2021-01-06 22:58:58,441 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 22:58:58,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5078 states. [2021-01-06 22:58:58,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5078 to 5078. [2021-01-06 22:58:58,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5078 states. [2021-01-06 22:58:58,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5078 states to 5078 states and 15825 transitions. [2021-01-06 22:58:58,746 INFO L78 Accepts]: Start accepts. Automaton has 5078 states and 15825 transitions. Word has length 11 [2021-01-06 22:58:58,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:58:58,747 INFO L481 AbstractCegarLoop]: Abstraction has 5078 states and 15825 transitions. [2021-01-06 22:58:58,747 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 22:58:58,747 INFO L276 IsEmpty]: Start isEmpty. Operand 5078 states and 15825 transitions. [2021-01-06 22:58:58,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-01-06 22:58:58,748 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:58:58,748 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:58:58,749 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 22:58:58,749 INFO L429 AbstractCegarLoop]: === Iteration 3 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-06 22:58:58,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:58:58,749 INFO L82 PathProgramCache]: Analyzing trace with hash -1266155686, now seen corresponding path program 2 times [2021-01-06 22:58:58,750 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:58:58,750 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771666118] [2021-01-06 22:58:58,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:58:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:58:58,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:58:58,863 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771666118] [2021-01-06 22:58:58,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:58:58,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 22:58:58,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604760259] [2021-01-06 22:58:58,864 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 22:58:58,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:58:58,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 22:58:58,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 22:58:58,866 INFO L87 Difference]: Start difference. First operand 5078 states and 15825 transitions. Second operand 4 states. [2021-01-06 22:58:58,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:58:58,983 INFO L93 Difference]: Finished difference Result 7034 states and 20696 transitions. [2021-01-06 22:58:58,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 22:58:58,984 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2021-01-06 22:58:58,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:58:59,016 INFO L225 Difference]: With dead ends: 7034 [2021-01-06 22:58:59,016 INFO L226 Difference]: Without dead ends: 6904 [2021-01-06 22:58:59,017 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 22:58:59,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6904 states. [2021-01-06 22:58:59,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6904 to 5028. [2021-01-06 22:58:59,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5028 states. [2021-01-06 22:58:59,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5028 states to 5028 states and 15627 transitions. [2021-01-06 22:58:59,356 INFO L78 Accepts]: Start accepts. Automaton has 5028 states and 15627 transitions. Word has length 11 [2021-01-06 22:58:59,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:58:59,356 INFO L481 AbstractCegarLoop]: Abstraction has 5028 states and 15627 transitions. [2021-01-06 22:58:59,356 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 22:58:59,356 INFO L276 IsEmpty]: Start isEmpty. Operand 5028 states and 15627 transitions. [2021-01-06 22:58:59,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-01-06 22:58:59,358 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:58:59,358 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:58:59,358 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 22:58:59,358 INFO L429 AbstractCegarLoop]: === Iteration 4 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-06 22:58:59,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:58:59,361 INFO L82 PathProgramCache]: Analyzing trace with hash -2100626013, now seen corresponding path program 1 times [2021-01-06 22:58:59,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:58:59,362 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062521316] [2021-01-06 22:58:59,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:58:59,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:58:59,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:58:59,449 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062521316] [2021-01-06 22:58:59,449 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:58:59,450 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 22:58:59,450 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876218547] [2021-01-06 22:58:59,450 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 22:58:59,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:58:59,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 22:58:59,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 22:58:59,452 INFO L87 Difference]: Start difference. First operand 5028 states and 15627 transitions. Second operand 5 states. [2021-01-06 22:58:59,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:58:59,639 INFO L93 Difference]: Finished difference Result 10443 states and 31252 transitions. [2021-01-06 22:58:59,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 22:58:59,640 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2021-01-06 22:58:59,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:58:59,686 INFO L225 Difference]: With dead ends: 10443 [2021-01-06 22:58:59,686 INFO L226 Difference]: Without dead ends: 9661 [2021-01-06 22:58:59,687 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-06 22:58:59,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9661 states. [2021-01-06 22:58:59,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9661 to 5905. [2021-01-06 22:58:59,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5905 states. [2021-01-06 22:59:00,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5905 states to 5905 states and 18595 transitions. [2021-01-06 22:59:00,025 INFO L78 Accepts]: Start accepts. Automaton has 5905 states and 18595 transitions. Word has length 13 [2021-01-06 22:59:00,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:59:00,026 INFO L481 AbstractCegarLoop]: Abstraction has 5905 states and 18595 transitions. [2021-01-06 22:59:00,027 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 22:59:00,027 INFO L276 IsEmpty]: Start isEmpty. Operand 5905 states and 18595 transitions. [2021-01-06 22:59:00,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-01-06 22:59:00,029 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:59:00,030 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:59:00,030 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 22:59:00,030 INFO L429 AbstractCegarLoop]: === Iteration 5 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-06 22:59:00,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:59:00,031 INFO L82 PathProgramCache]: Analyzing trace with hash -1395303918, now seen corresponding path program 1 times [2021-01-06 22:59:00,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:59:00,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577362745] [2021-01-06 22:59:00,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:59:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:59:00,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:59:00,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577362745] [2021-01-06 22:59:00,118 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:59:00,118 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 22:59:00,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448408653] [2021-01-06 22:59:00,118 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 22:59:00,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:59:00,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 22:59:00,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-01-06 22:59:00,120 INFO L87 Difference]: Start difference. First operand 5905 states and 18595 transitions. Second operand 5 states. [2021-01-06 22:59:00,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:59:00,279 INFO L93 Difference]: Finished difference Result 3057 states and 7829 transitions. [2021-01-06 22:59:00,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 22:59:00,280 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2021-01-06 22:59:00,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:59:00,294 INFO L225 Difference]: With dead ends: 3057 [2021-01-06 22:59:00,295 INFO L226 Difference]: Without dead ends: 3057 [2021-01-06 22:59:00,295 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-01-06 22:59:00,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3057 states. [2021-01-06 22:59:00,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3057 to 2611. [2021-01-06 22:59:00,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2611 states. [2021-01-06 22:59:00,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2611 states and 6739 transitions. [2021-01-06 22:59:00,408 INFO L78 Accepts]: Start accepts. Automaton has 2611 states and 6739 transitions. Word has length 16 [2021-01-06 22:59:00,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:59:00,408 INFO L481 AbstractCegarLoop]: Abstraction has 2611 states and 6739 transitions. [2021-01-06 22:59:00,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 22:59:00,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2611 states and 6739 transitions. [2021-01-06 22:59:00,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-01-06 22:59:00,410 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:59:00,410 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:59:00,411 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 22:59:00,411 INFO L429 AbstractCegarLoop]: === Iteration 6 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-06 22:59:00,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:59:00,411 INFO L82 PathProgramCache]: Analyzing trace with hash 1096397811, now seen corresponding path program 1 times [2021-01-06 22:59:00,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:59:00,412 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106687270] [2021-01-06 22:59:00,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:59:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:59:00,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:59:00,495 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106687270] [2021-01-06 22:59:00,496 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:59:00,496 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 22:59:00,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116103140] [2021-01-06 22:59:00,498 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 22:59:00,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:59:00,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 22:59:00,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 22:59:00,501 INFO L87 Difference]: Start difference. First operand 2611 states and 6739 transitions. Second operand 5 states. [2021-01-06 22:59:00,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:59:00,619 INFO L93 Difference]: Finished difference Result 3334 states and 8400 transitions. [2021-01-06 22:59:00,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 22:59:00,620 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2021-01-06 22:59:00,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:59:00,631 INFO L225 Difference]: With dead ends: 3334 [2021-01-06 22:59:00,631 INFO L226 Difference]: Without dead ends: 3189 [2021-01-06 22:59:00,632 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 22:59:00,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3189 states. [2021-01-06 22:59:00,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3189 to 2338. [2021-01-06 22:59:00,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2338 states. [2021-01-06 22:59:00,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 2338 states and 5998 transitions. [2021-01-06 22:59:00,720 INFO L78 Accepts]: Start accepts. Automaton has 2338 states and 5998 transitions. Word has length 16 [2021-01-06 22:59:00,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:59:00,720 INFO L481 AbstractCegarLoop]: Abstraction has 2338 states and 5998 transitions. [2021-01-06 22:59:00,721 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 22:59:00,721 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 5998 transitions. [2021-01-06 22:59:00,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-01-06 22:59:00,723 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:59:00,723 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:59:00,723 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 22:59:00,723 INFO L429 AbstractCegarLoop]: === Iteration 7 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-06 22:59:00,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:59:00,724 INFO L82 PathProgramCache]: Analyzing trace with hash 1108420364, now seen corresponding path program 1 times [2021-01-06 22:59:00,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:59:00,726 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43639752] [2021-01-06 22:59:00,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:59:00,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:59:00,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:59:00,766 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43639752] [2021-01-06 22:59:00,766 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:59:00,767 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 22:59:00,767 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619641192] [2021-01-06 22:59:00,767 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 22:59:00,768 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:59:00,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 22:59:00,769 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 22:59:00,769 INFO L87 Difference]: Start difference. First operand 2338 states and 5998 transitions. Second operand 5 states. [2021-01-06 22:59:00,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:59:00,897 INFO L93 Difference]: Finished difference Result 2977 states and 7534 transitions. [2021-01-06 22:59:00,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 22:59:00,898 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2021-01-06 22:59:00,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:59:00,907 INFO L225 Difference]: With dead ends: 2977 [2021-01-06 22:59:00,907 INFO L226 Difference]: Without dead ends: 2697 [2021-01-06 22:59:00,908 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-01-06 22:59:00,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2697 states. [2021-01-06 22:59:01,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2697 to 1918. [2021-01-06 22:59:01,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1918 states. [2021-01-06 22:59:01,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 1918 states and 4913 transitions. [2021-01-06 22:59:01,022 INFO L78 Accepts]: Start accepts. Automaton has 1918 states and 4913 transitions. Word has length 16 [2021-01-06 22:59:01,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:59:01,023 INFO L481 AbstractCegarLoop]: Abstraction has 1918 states and 4913 transitions. [2021-01-06 22:59:01,023 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 22:59:01,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 4913 transitions. [2021-01-06 22:59:01,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-01-06 22:59:01,027 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:59:01,027 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:59:01,027 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 22:59:01,027 INFO L429 AbstractCegarLoop]: === Iteration 8 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-06 22:59:01,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:59:01,028 INFO L82 PathProgramCache]: Analyzing trace with hash 940983690, now seen corresponding path program 1 times [2021-01-06 22:59:01,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:59:01,029 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980029344] [2021-01-06 22:59:01,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:59:01,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:59:01,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:59:01,086 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980029344] [2021-01-06 22:59:01,086 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:59:01,086 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-06 22:59:01,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073796958] [2021-01-06 22:59:01,087 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-01-06 22:59:01,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:59:01,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-01-06 22:59:01,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-01-06 22:59:01,088 INFO L87 Difference]: Start difference. First operand 1918 states and 4913 transitions. Second operand 6 states. [2021-01-06 22:59:01,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:59:01,161 INFO L93 Difference]: Finished difference Result 2310 states and 5767 transitions. [2021-01-06 22:59:01,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-01-06 22:59:01,162 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2021-01-06 22:59:01,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:59:01,168 INFO L225 Difference]: With dead ends: 2310 [2021-01-06 22:59:01,168 INFO L226 Difference]: Without dead ends: 1806 [2021-01-06 22:59:01,169 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-01-06 22:59:01,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1806 states. [2021-01-06 22:59:01,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1806 to 1630. [2021-01-06 22:59:01,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1630 states. [2021-01-06 22:59:01,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1630 states and 4025 transitions. [2021-01-06 22:59:01,215 INFO L78 Accepts]: Start accepts. Automaton has 1630 states and 4025 transitions. Word has length 21 [2021-01-06 22:59:01,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:59:01,215 INFO L481 AbstractCegarLoop]: Abstraction has 1630 states and 4025 transitions. [2021-01-06 22:59:01,215 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-01-06 22:59:01,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 4025 transitions. [2021-01-06 22:59:01,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-01-06 22:59:01,218 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 22:59:01,218 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 22:59:01,218 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 22:59:01,218 INFO L429 AbstractCegarLoop]: === Iteration 9 === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-01-06 22:59:01,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 22:59:01,219 INFO L82 PathProgramCache]: Analyzing trace with hash 2040940762, now seen corresponding path program 1 times [2021-01-06 22:59:01,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 22:59:01,220 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729624619] [2021-01-06 22:59:01,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 22:59:01,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 22:59:01,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 22:59:01,266 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729624619] [2021-01-06 22:59:01,267 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 22:59:01,267 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 22:59:01,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988139200] [2021-01-06 22:59:01,268 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 22:59:01,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 22:59:01,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 22:59:01,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 22:59:01,269 INFO L87 Difference]: Start difference. First operand 1630 states and 4025 transitions. Second operand 5 states. [2021-01-06 22:59:01,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 22:59:01,294 INFO L93 Difference]: Finished difference Result 502 states and 911 transitions. [2021-01-06 22:59:01,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 22:59:01,295 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2021-01-06 22:59:01,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 22:59:01,295 INFO L225 Difference]: With dead ends: 502 [2021-01-06 22:59:01,295 INFO L226 Difference]: Without dead ends: 0 [2021-01-06 22:59:01,296 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 22:59:01,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-01-06 22:59:01,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-01-06 22:59:01,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-01-06 22:59:01,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-01-06 22:59:01,297 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2021-01-06 22:59:01,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 22:59:01,297 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-01-06 22:59:01,297 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 22:59:01,297 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-01-06 22:59:01,298 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-06 22:59:01,298 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 22:59:01,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 10:59:01 BasicIcfg [2021-01-06 22:59:01,302 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 22:59:01,303 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 22:59:01,303 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 22:59:01,303 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 22:59:01,304 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 10:58:51" (3/4) ... [2021-01-06 22:59:01,309 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-01-06 22:59:01,317 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure reader [2021-01-06 22:59:01,318 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure writer [2021-01-06 22:59:01,324 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2021-01-06 22:59:01,324 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-01-06 22:59:01,324 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 22:59:01,325 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 22:59:01,370 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/pthread-atomic/read_write_lock-1.i-witness.graphml [2021-01-06 22:59:01,370 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 22:59:01,372 INFO L168 Benchmark]: Toolchain (without parser) took 11886.07 ms. Allocated memory was 151.0 MB in the beginning and 645.9 MB in the end (delta: 494.9 MB). Free memory was 125.9 MB in the beginning and 431.5 MB in the end (delta: -305.6 MB). Peak memory consumption was 190.9 MB. Max. memory is 8.0 GB. [2021-01-06 22:59:01,373 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory was 122.7 MB in the beginning and 122.2 MB in the end (delta: 436.7 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 22:59:01,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 758.55 ms. Allocated memory is still 151.0 MB. Free memory was 125.7 MB in the beginning and 127.8 MB in the end (delta: -2.1 MB). Peak memory consumption was 28.0 MB. Max. memory is 8.0 GB. [2021-01-06 22:59:01,374 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.46 ms. Allocated memory is still 151.0 MB. Free memory was 127.8 MB in the beginning and 126.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-01-06 22:59:01,375 INFO L168 Benchmark]: Boogie Preprocessor took 33.56 ms. Allocated memory is still 151.0 MB. Free memory was 126.2 MB in the beginning and 124.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-01-06 22:59:01,375 INFO L168 Benchmark]: RCFGBuilder took 701.77 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 93.7 MB in the end (delta: 30.9 MB). Peak memory consumption was 30.4 MB. Max. memory is 8.0 GB. [2021-01-06 22:59:01,376 INFO L168 Benchmark]: TraceAbstraction took 10253.72 ms. Allocated memory was 151.0 MB in the beginning and 645.9 MB in the end (delta: 494.9 MB). Free memory was 93.2 MB in the beginning and 433.6 MB in the end (delta: -340.4 MB). Peak memory consumption was 155.6 MB. Max. memory is 8.0 GB. [2021-01-06 22:59:01,377 INFO L168 Benchmark]: Witness Printer took 67.53 ms. Allocated memory is still 645.9 MB. Free memory was 433.6 MB in the beginning and 431.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-01-06 22:59:01,380 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory was 122.7 MB in the beginning and 122.2 MB in the end (delta: 436.7 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 758.55 ms. Allocated memory is still 151.0 MB. Free memory was 125.7 MB in the beginning and 127.8 MB in the end (delta: -2.1 MB). Peak memory consumption was 28.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 59.46 ms. Allocated memory is still 151.0 MB. Free memory was 127.8 MB in the beginning and 126.2 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 33.56 ms. Allocated memory is still 151.0 MB. Free memory was 126.2 MB in the beginning and 124.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 701.77 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 93.7 MB in the end (delta: 30.9 MB). Peak memory consumption was 30.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 10253.72 ms. Allocated memory was 151.0 MB in the beginning and 645.9 MB in the end (delta: 494.9 MB). Free memory was 93.2 MB in the beginning and 433.6 MB in the end (delta: -340.4 MB). Peak memory consumption was 155.6 MB. Max. memory is 8.0 GB. * Witness Printer took 67.53 ms. Allocated memory is still 645.9 MB. Free memory was 433.6 MB in the beginning and 431.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 2361 VarBasedMoverChecksPositive, 83 VarBasedMoverChecksNegative, 40 SemBasedMoverChecksPositive, 43 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.5s, 882 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 4.7s, 107 PlacesBefore, 58 PlacesAfterwards, 108 TransitionsBefore, 59 TransitionsAfterwards, 2808 CoEnabledTransitionPairs, 7 FixpointIterations, 27 TrivialSequentialCompositions, 33 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 5 ConcurrentYvCompositions, 0 ChoiceCompositions, 65 TotalNumberOfCompositions, 19420 MoverChecksTotal - PositiveResult [Line: 739]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.0s, OverallIterations: 9, TraceHistogramMax: 1, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 5.3s, HoareTripleCheckerStatistics: 864 SDtfs, 1009 SDslu, 1429 SDs, 0 SdLazy, 442 SolverSat, 58 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5970occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.9s AutomataMinimizationTime, 9 MinimizatonAttempts, 11806 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 134 NumberOfCodeBlocks, 134 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 125 ConstructedInterpolants, 0 QuantifiedInterpolants, 4173 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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...