/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747 [2021-08-22 05:39:44,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-22 05:39:44,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-22 05:39:44,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-08-22 05:39:44,488 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-22 05:39:44,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-22 05:39:44,489 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-22 05:39:44,490 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random521.epf [2021-08-22 05:39:44,511 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-22 05:39:44,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-22 05:39:44,511 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-22 05:39:44,511 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-22 05:39:44,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-22 05:39:44,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-22 05:39:44,512 INFO L138 SettingsManager]: * Use SBE=true [2021-08-22 05:39:44,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-22 05:39:44,512 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-22 05:39:44,512 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-22 05:39:44,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-22 05:39:44,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-22 05:39:44,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-22 05:39:44,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-22 05:39:44,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-22 05:39:44,513 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-22 05:39:44,513 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-22 05:39:44,513 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-22 05:39:44,513 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-22 05:39:44,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-22 05:39:44,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-22 05:39:44,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-22 05:39:44,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-22 05:39:44,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 05:39:44,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-22 05:39:44,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-22 05:39:44,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-22 05:39:44,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-22 05:39:44,514 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-22 05:39:44,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-22 05:39:44,514 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-22 05:39:44,514 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-22 05:39:44,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-22 05:39:44,514 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-22 05:39:44,514 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-22 05:39:44,514 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-22 05:39:44,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-22 05:39:44,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-22 05:39:44,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-22 05:39:44,784 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-22 05:39:44,785 INFO L275 PluginConnector]: CDTParser initialized [2021-08-22 05:39:44,785 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-2.i [2021-08-22 05:39:44,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9cade84c/5db7f76e6a274e7b91bf4b52664060ba/FLAG6e3a859e8 [2021-08-22 05:39:45,212 INFO L306 CDTParser]: Found 1 translation units. [2021-08-22 05:39:45,213 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-2.i [2021-08-22 05:39:45,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9cade84c/5db7f76e6a274e7b91bf4b52664060ba/FLAG6e3a859e8 [2021-08-22 05:39:45,588 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9cade84c/5db7f76e6a274e7b91bf4b52664060ba [2021-08-22 05:39:45,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-22 05:39:45,591 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-22 05:39:45,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-22 05:39:45,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-22 05:39:45,599 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-22 05:39:45,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 05:39:45" (1/1) ... [2021-08-22 05:39:45,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b6528ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:39:45, skipping insertion in model container [2021-08-22 05:39:45,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 05:39:45" (1/1) ... [2021-08-22 05:39:45,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-22 05:39:45,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-22 05:39:45,731 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-08-22 05:39:45,838 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-2.i[31244,31257] [2021-08-22 05:39:45,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 05:39:45,856 INFO L203 MainTranslator]: Completed pre-run [2021-08-22 05:39:45,878 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-08-22 05:39:45,892 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-2.i[31244,31257] [2021-08-22 05:39:45,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-22 05:39:45,935 INFO L208 MainTranslator]: Completed translation [2021-08-22 05:39:45,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:39:45 WrapperNode [2021-08-22 05:39:45,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-22 05:39:45,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-22 05:39:45,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-22 05:39:45,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-22 05:39:45,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:39:45" (1/1) ... [2021-08-22 05:39:45,966 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:39:45" (1/1) ... [2021-08-22 05:39:45,982 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-22 05:39:45,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-22 05:39:45,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-22 05:39:45,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-22 05:39:45,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:39:45" (1/1) ... [2021-08-22 05:39:45,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:39:45" (1/1) ... [2021-08-22 05:39:45,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:39:45" (1/1) ... [2021-08-22 05:39:45,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:39:45" (1/1) ... [2021-08-22 05:39:45,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:39:45" (1/1) ... [2021-08-22 05:39:45,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:39:45" (1/1) ... [2021-08-22 05:39:45,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:39:45" (1/1) ... [2021-08-22 05:39:46,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-22 05:39:46,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-22 05:39:46,008 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-22 05:39:46,008 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-22 05:39:46,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:39:45" (1/1) ... [2021-08-22 05:39:46,014 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-22 05:39:46,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 05:39:46,027 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-22 05:39:46,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-22 05:39:46,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-22 05:39:46,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-22 05:39:46,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-22 05:39:46,058 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2021-08-22 05:39:46,059 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2021-08-22 05:39:46,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-22 05:39:46,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-22 05:39:46,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-22 05:39:46,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-22 05:39:46,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-22 05:39:46,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-22 05:39:46,060 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2021-08-22 05:39:46,060 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2021-08-22 05:39:46,061 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-22 05:39:46,423 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-22 05:39:46,424 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-08-22 05:39:46,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 05:39:46 BoogieIcfgContainer [2021-08-22 05:39:46,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-22 05:39:46,427 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-22 05:39:46,427 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-22 05:39:46,429 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-22 05:39:46,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 05:39:45" (1/3) ... [2021-08-22 05:39:46,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cb91082 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 05:39:46, skipping insertion in model container [2021-08-22 05:39:46,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:39:45" (2/3) ... [2021-08-22 05:39:46,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cb91082 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 05:39:46, skipping insertion in model container [2021-08-22 05:39:46,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 05:39:46" (3/3) ... [2021-08-22 05:39:46,430 INFO L111 eAbstractionObserver]: Analyzing ICFG read_write_lock-2.i [2021-08-22 05:39:46,433 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-22 05:39:46,434 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-22 05:39:46,434 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-22 05:39:46,434 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-22 05:39:46,467 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,467 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,467 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,467 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,468 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,468 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,468 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,468 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,468 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,468 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,469 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,469 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,469 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,469 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,470 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,470 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,470 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,470 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,470 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,471 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,471 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,472 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,473 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,473 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,473 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,473 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,473 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,473 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,474 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,474 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,475 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,475 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,475 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,475 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,476 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,476 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,476 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,477 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,477 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,477 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,477 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,477 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,477 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,477 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,478 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,478 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,478 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,478 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,478 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,478 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,479 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,479 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,480 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,480 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,480 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,480 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,480 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,480 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,480 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,480 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,481 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,481 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,481 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,481 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,481 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,481 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,482 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,482 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,482 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,483 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,483 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,483 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,483 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,483 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,483 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,483 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,484 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,484 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,484 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,484 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,484 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,484 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,485 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,485 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,485 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,485 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,486 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,486 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,486 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,487 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,487 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,489 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,492 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,492 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,493 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,493 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,493 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,493 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,493 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,493 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,493 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,494 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,494 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,494 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,494 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,494 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,494 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,494 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,500 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,500 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,500 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,500 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,500 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,501 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,503 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,503 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,503 WARN L313 ript$VariableManager]: TermVariabe |writerThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,503 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,503 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,503 WARN L313 ript$VariableManager]: TermVariabe writerThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,506 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,506 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,506 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,506 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,507 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,507 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,507 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,507 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,507 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,510 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,510 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,510 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,510 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,510 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,510 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,510 WARN L313 ript$VariableManager]: TermVariabe |readerThread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,510 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~ly~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,510 WARN L313 ript$VariableManager]: TermVariabe readerThread1of1ForFork3_~lx~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-22 05:39:46,521 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-08-22 05:39:46,555 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-22 05:39:46,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-22 05:39:46,568 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-22 05:39:46,589 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-22 05:39:46,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-08-22 05:39:46,594 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-22 05:39:46,595 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-22 05:39:46,658 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-22 05:39:46,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 05:39:46,662 INFO L82 PathProgramCache]: Analyzing trace with hash -1465405554, now seen corresponding path program 1 times [2021-08-22 05:39:46,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 05:39:46,669 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013227039] [2021-08-22 05:39:46,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 05:39:46,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 05:39:46,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 05:39:46,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 05:39:46,942 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 05:39:46,944 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013227039] [2021-08-22 05:39:46,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013227039] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 05:39:46,944 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 05:39:46,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-22 05:39:46,946 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61722890] [2021-08-22 05:39:46,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-22 05:39:46,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 05:39:46,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-22 05:39:46,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-22 05:39:46,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:46,961 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 05:39:46,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 6 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 05:39:46,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:47,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 05:39:47,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-22 05:39:47,193 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-22 05:39:47,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 05:39:47,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1109781812, now seen corresponding path program 2 times [2021-08-22 05:39:47,193 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 05:39:47,193 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349791096] [2021-08-22 05:39:47,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 05:39:47,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 05:39:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 05:39:47,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 05:39:47,355 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 05:39:47,355 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349791096] [2021-08-22 05:39:47,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349791096] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 05:39:47,355 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 05:39:47,355 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-22 05:39:47,355 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397637008] [2021-08-22 05:39:47,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-22 05:39:47,356 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 05:39:47,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-22 05:39:47,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-08-22 05:39:47,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:47,357 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 05:39:47,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 05:39:47,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 05:39:47,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:47,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-22 05:39:47,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 05:39:47,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-22 05:39:47,637 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-22 05:39:47,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 05:39:47,644 INFO L82 PathProgramCache]: Analyzing trace with hash 317630145, now seen corresponding path program 1 times [2021-08-22 05:39:47,644 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 05:39:47,645 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848453823] [2021-08-22 05:39:47,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 05:39:47,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 05:39:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 05:39:47,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 05:39:47,736 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 05:39:47,736 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848453823] [2021-08-22 05:39:47,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848453823] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 05:39:47,737 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 05:39:47,737 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-22 05:39:47,737 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254238904] [2021-08-22 05:39:47,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-22 05:39:47,737 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 05:39:47,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-22 05:39:47,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-22 05:39:47,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:47,741 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 05:39:47,742 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 05:39:47,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-08-22 05:39:47,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-22 05:39:47,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:47,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 05:39:47,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 05:39:47,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-22 05:39:47,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-22 05:39:47,999 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-22 05:39:48,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 05:39:48,000 INFO L82 PathProgramCache]: Analyzing trace with hash 1066748384, now seen corresponding path program 1 times [2021-08-22 05:39:48,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 05:39:48,000 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47229126] [2021-08-22 05:39:48,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 05:39:48,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 05:39:48,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 05:39:48,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 05:39:48,115 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 05:39:48,116 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47229126] [2021-08-22 05:39:48,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47229126] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 05:39:48,116 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 05:39:48,116 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-22 05:39:48,119 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469449229] [2021-08-22 05:39:48,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-22 05:39:48,120 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 05:39:48,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-22 05:39:48,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-22 05:39:48,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:48,121 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 05:39:48,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 05:39:48,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 05:39:48,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 05:39:48,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-08-22 05:39:48,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:48,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 05:39:48,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 05:39:48,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 05:39:48,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 05:39:48,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-22 05:39:48,498 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-22 05:39:48,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 05:39:48,498 INFO L82 PathProgramCache]: Analyzing trace with hash 1238447356, now seen corresponding path program 2 times [2021-08-22 05:39:48,498 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 05:39:48,499 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682541277] [2021-08-22 05:39:48,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 05:39:48,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 05:39:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 05:39:48,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 05:39:48,634 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 05:39:48,634 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682541277] [2021-08-22 05:39:48,634 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682541277] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 05:39:48,634 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 05:39:48,635 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-22 05:39:48,635 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393322970] [2021-08-22 05:39:48,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-22 05:39:48,635 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 05:39:48,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-22 05:39:48,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-08-22 05:39:48,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:48,635 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 05:39:48,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 05:39:48,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 05:39:48,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 05:39:48,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 05:39:48,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 05:39:48,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:48,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:48,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 05:39:48,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-22 05:39:48,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-22 05:39:48,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-22 05:39:48,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-22 05:39:48,879 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-22 05:39:48,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 05:39:48,879 INFO L82 PathProgramCache]: Analyzing trace with hash -1802639606, now seen corresponding path program 3 times [2021-08-22 05:39:48,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 05:39:48,879 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974615857] [2021-08-22 05:39:48,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 05:39:48,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 05:39:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 05:39:48,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 05:39:48,968 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 05:39:48,969 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974615857] [2021-08-22 05:39:48,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974615857] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 05:39:48,969 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 05:39:48,969 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-22 05:39:48,969 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143763596] [2021-08-22 05:39:48,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-22 05:39:48,969 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 05:39:48,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-22 05:39:48,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-08-22 05:39:48,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:48,970 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 05:39:48,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 05:39:48,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:48,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 05:39:48,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-08-22 05:39:48,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-08-22 05:39:48,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-22 05:39:48,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:52,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:52,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-22 05:39:52,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:52,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:52,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 05:39:52,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 05:39:52,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-22 05:39:52,495 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-22 05:39:52,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 05:39:52,495 INFO L82 PathProgramCache]: Analyzing trace with hash -1026785283, now seen corresponding path program 2 times [2021-08-22 05:39:52,495 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 05:39:52,495 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539999028] [2021-08-22 05:39:52,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 05:39:52,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 05:39:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 05:39:52,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 05:39:52,521 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 05:39:52,522 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539999028] [2021-08-22 05:39:52,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539999028] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 05:39:52,522 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 05:39:52,522 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-22 05:39:52,522 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479664470] [2021-08-22 05:39:52,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-22 05:39:52,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 05:39:52,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-22 05:39:52,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-22 05:39:52,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:52,523 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 05:39:52,523 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 05:39:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-08-22 05:39:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:52,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-08-22 05:39:52,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 05:39:52,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:52,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:52,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-22 05:39:52,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:52,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:52,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-22 05:39:52,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 05:39:52,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 05:39:52,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-22 05:39:52,792 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-22 05:39:52,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 05:39:52,792 INFO L82 PathProgramCache]: Analyzing trace with hash -929613564, now seen corresponding path program 4 times [2021-08-22 05:39:52,792 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 05:39:52,792 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185180877] [2021-08-22 05:39:52,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 05:39:52,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 05:39:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-22 05:39:52,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-22 05:39:52,878 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-22 05:39:52,878 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185180877] [2021-08-22 05:39:52,878 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185180877] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-22 05:39:52,878 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-22 05:39:52,878 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-22 05:39:52,878 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440524893] [2021-08-22 05:39:52,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-22 05:39:52,878 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-22 05:39:52,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-22 05:39:52,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-22 05:39:52,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:52,879 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-22 05:39:52,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 6 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-22 05:39:52,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:52,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-08-22 05:39:52,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:52,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:52,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-08-22 05:39:52,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-22 05:39:52,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-22 05:39:52,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-22 05:39:53,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:53,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-22 05:39:53,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:53,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-22 05:39:53,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-22 05:39:53,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-22 05:39:53,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-22 05:39:53,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-22 05:39:53,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-22 05:39:53,044 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting readerErr0ASSERT_VIOLATIONERROR_FUNCTION === [readerErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 3 more)] === [2021-08-22 05:39:53,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-22 05:39:53,045 INFO L82 PathProgramCache]: Analyzing trace with hash -89027584, now seen corresponding path program 5 times [2021-08-22 05:39:53,045 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-22 05:39:53,045 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567967985] [2021-08-22 05:39:53,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-22 05:39:53,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-22 05:39:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 05:39:53,075 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-22 05:39:53,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-22 05:39:53,139 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-22 05:39:53,142 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-22 05:39:53,142 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location readerErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 05:39:53,144 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location readerErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 05:39:53,144 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-22 05:39:53,144 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-08-22 05:39:53,144 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION [2021-08-22 05:39:53,144 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION [2021-08-22 05:39:53,145 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location readerErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-22 05:39:53,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-22 05:39:53,155 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-22 05:39:53,155 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-22 05:39:53,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 05:39:53 BasicIcfg [2021-08-22 05:39:53,243 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-22 05:39:53,247 INFO L168 Benchmark]: Toolchain (without parser) took 7652.45 ms. Allocated memory was 194.0 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 157.3 MB in the beginning and 1.5 GB in the end (delta: -1.3 GB). Peak memory consumption was 438.6 MB. Max. memory is 8.0 GB. [2021-08-22 05:39:53,247 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 194.0 MB. Free memory is still 175.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-22 05:39:53,247 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.15 ms. Allocated memory is still 194.0 MB. Free memory was 157.1 MB in the beginning and 167.3 MB in the end (delta: -10.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-08-22 05:39:53,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.99 ms. Allocated memory is still 194.0 MB. Free memory was 167.3 MB in the beginning and 165.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-22 05:39:53,248 INFO L168 Benchmark]: Boogie Preprocessor took 24.75 ms. Allocated memory is still 194.0 MB. Free memory was 165.2 MB in the beginning and 163.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-22 05:39:53,248 INFO L168 Benchmark]: RCFGBuilder took 417.65 ms. Allocated memory is still 194.0 MB. Free memory was 163.7 MB in the beginning and 131.1 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 8.0 GB. [2021-08-22 05:39:53,249 INFO L168 Benchmark]: TraceAbstraction took 6816.14 ms. Allocated memory was 194.0 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 130.6 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 412.4 MB. Max. memory is 8.0 GB. [2021-08-22 05:39:53,250 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 194.0 MB. Free memory is still 175.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 339.15 ms. Allocated memory is still 194.0 MB. Free memory was 157.1 MB in the beginning and 167.3 MB in the end (delta: -10.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 45.99 ms. Allocated memory is still 194.0 MB. Free memory was 167.3 MB in the beginning and 165.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 24.75 ms. Allocated memory is still 194.0 MB. Free memory was 165.2 MB in the beginning and 163.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 417.65 ms. Allocated memory is still 194.0 MB. Free memory was 163.7 MB in the beginning and 131.1 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6816.14 ms. Allocated memory was 194.0 MB in the beginning and 2.0 GB in the end (delta: 1.8 GB). Free memory was 130.6 MB in the beginning and 1.5 GB in the end (delta: -1.4 GB). Peak memory consumption was 412.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 425524, positive: 415532, positive conditional: 415532, positive unconditional: 0, negative: 9992, negative conditional: 9992, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 419227, positive: 415532, positive conditional: 415532, positive unconditional: 0, negative: 3695, negative conditional: 3695, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 419227, positive: 415532, positive conditional: 415532, positive unconditional: 0, negative: 3695, negative conditional: 3695, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 438260, positive: 415532, positive conditional: 414808, positive unconditional: 724, negative: 22728, negative conditional: 19033, negative unconditional: 3695, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 438260, positive: 415532, positive conditional: 133312, positive unconditional: 282220, negative: 22728, negative conditional: 5699, negative unconditional: 17029, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 438260, positive: 415532, positive conditional: 133312, positive unconditional: 282220, negative: 22728, negative conditional: 5699, negative unconditional: 17029, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2308, positive: 2235, positive conditional: 1074, positive unconditional: 1161, negative: 73, negative conditional: 45, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2308, positive: 2177, positive conditional: 0, positive unconditional: 2177, negative: 131, negative conditional: 0, negative unconditional: 131, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 131, positive: 58, positive conditional: 49, positive unconditional: 9, negative: 73, negative conditional: 45, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 194, positive: 104, positive conditional: 70, positive unconditional: 35, negative: 89, negative conditional: 47, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 438260, positive: 413297, positive conditional: 132238, positive unconditional: 281059, negative: 22655, negative conditional: 5654, negative unconditional: 17001, unknown: 2308, unknown conditional: 1119, unknown unconditional: 1189] , Statistics on independence cache: Total cache size (in pairs): 2308, Positive cache size: 2235, Positive conditional cache size: 1074, Positive unconditional cache size: 1161, Negative cache size: 73, Negative conditional cache size: 45, Negative unconditional cache size: 28, Eliminated conditions: 294830, Maximal queried relation: 7, Independence queries for same thread: 6297 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 738]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L704] 0 int w=0, r=0, x, y; VAL [r=0, w=0, x=0, y=0] [L748] 0 pthread_t t1, t2, t3, t4; VAL [r=0, w=0, x=0, y=0] [L749] FCALL, FORK 0 pthread_create(&t1, 0, writer, 0) VAL [r=0, w=0, x=0, y=0] [L750] FCALL, FORK 0 pthread_create(&t2, 0, reader, 0) VAL [r=0, w=0, x=0, y=0] [L724] 2 int l; VAL [r=0, w=0, x=0, y=0] [L725] CALL 2 __VERIFIER_atomic_take_read_lock() [L710] CALL 2 assume_abort_if_not(w==0) [L3] COND FALSE 2 !(!cond) [L710] RET 2 assume_abort_if_not(w==0) [L711] 2 r = r+1 [L725] RET 2 __VERIFIER_atomic_take_read_lock() [L727] 2 l = x VAL [r=1, w=0, x=0, y=0] [L730] 2 y = l VAL [r=1, w=0, x=0, y=0] [L733] 2 int ly = y; VAL [r=1, w=0, x=0, y=0] [L736] 2 int lx = x; VAL [r=1, w=0, x=0, y=0] [L738] COND FALSE 2 !(!(ly == lx)) VAL [r=1, w=0, x=0, y=0] [L740] 2 l = r-1 VAL [r=1, w=0, x=0, y=0] [L751] FCALL, FORK 0 pthread_create(&t3, 0, writer, 0) VAL [r=1, w=0, x=0, y=0] [L752] FCALL, FORK 0 pthread_create(&t4, 0, reader, 0) VAL [r=1, w=0, x=0, y=0] [L724] 4 int l; VAL [r=1, w=0, x=0, y=0] [L725] CALL 4 __VERIFIER_atomic_take_read_lock() [L710] CALL 4 assume_abort_if_not(w==0) [L3] COND FALSE 4 !(!cond) [L710] RET 4 assume_abort_if_not(w==0) [L711] 4 r = r+1 [L725] RET 4 __VERIFIER_atomic_take_read_lock() [L743] 2 r = l VAL [r=0, w=0, x=0, y=0] [L714] CALL 3 __VERIFIER_atomic_take_write_lock() [L706] CALL 3 assume_abort_if_not(w==0 && r==0) [L3] COND FALSE 3 !(!cond) [L706] RET 3 assume_abort_if_not(w==0 && r==0) [L707] 3 w = 1 [L714] RET 3 __VERIFIER_atomic_take_write_lock() [L745] 2 return 0; VAL [r=0, w=1, x=0, y=0] [L753] 0 \read(t1) VAL [r=0, w=1, x=0, y=0] [L727] 4 l = x VAL [r=0, w=1, x=0, y=0] [L716] 3 x = 3 VAL [r=0, w=1, x=3, y=0] [L719] 3 w = 0 VAL [r=0, w=0, x=3, y=0] [L721] 3 return 0; VAL [r=0, w=0, x=3, y=0] [L714] CALL 1 __VERIFIER_atomic_take_write_lock() [L706] CALL 1 assume_abort_if_not(w==0 && r==0) [L3] COND FALSE 1 !(!cond) [L706] RET 1 assume_abort_if_not(w==0 && r==0) [L707] 1 w = 1 [L714] RET 1 __VERIFIER_atomic_take_write_lock() [L716] 1 x = 3 VAL [r=0, w=1, x=3, y=0] [L719] 1 w = 0 VAL [r=0, w=0, x=3, y=0] [L721] 1 return 0; VAL [r=0, w=0, x=3, y=0] [L753] FCALL, JOIN 1 pthread_join(t1, 0) VAL [r=0, w=0, x=3, y=0] [L754] 0 \read(t2) VAL [r=0, w=0, x=3, y=0] [L754] FCALL, JOIN 2 pthread_join(t2, 0) VAL [r=0, w=0, x=3, y=0] [L755] 0 \read(t3) VAL [r=0, w=0, x=3, y=0] [L755] FCALL, JOIN 3 pthread_join(t3, 0) VAL [r=0, w=0, x=3, y=0] [L756] 0 \read(t4) VAL [r=0, w=0, x=3, y=0] [L730] 4 y = l VAL [r=0, w=0, x=3, y=0] [L733] 4 int ly = y; VAL [r=0, w=0, x=3, y=0] [L736] 4 int lx = x; VAL [r=0, w=0, x=3, y=0] [L738] COND TRUE 4 !(ly == lx) VAL [r=0, w=0, x=3, y=0] [L738] 4 reach_error() VAL [r=0, w=0, x=3, y=0] - UnprovableResult [Line: 752]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 750]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 751]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 749]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 135 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 6599.3ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.8ms, PartialOrderReductionTime: 5390.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 98, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 26.9ms SsaConstructionTime, 205.0ms SatisfiabilityAnalysisTime, 686.2ms InterpolantComputationTime, 652 NumberOfCodeBlocks, 652 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 560 ConstructedInterpolants, 0 QuantifiedInterpolants, 1650 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-08-22 05:39:53,277 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-08-22 05:39:53,488 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...