/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=LOWLEXORDER -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread/stack-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 18:46:45,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 18:46:45,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 18:46:45,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 18:46:45,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 18:46:45,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 18:46:45,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 18:46:45,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 18:46:45,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 18:46:45,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 18:46:45,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 18:46:45,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 18:46:45,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 18:46:45,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 18:46:45,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 18:46:45,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 18:46:45,197 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 18:46:45,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 18:46:45,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 18:46:45,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 18:46:45,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 18:46:45,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 18:46:45,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 18:46:45,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 18:46:45,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 18:46:45,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 18:46:45,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 18:46:45,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 18:46:45,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 18:46:45,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 18:46:45,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 18:46:45,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 18:46:45,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 18:46:45,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 18:46:45,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 18:46:45,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 18:46:45,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 18:46:45,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 18:46:45,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 18:46:45,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 18:46:45,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 18:46:45,217 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-18 18:46:45,240 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 18:46:45,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 18:46:45,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 18:46:45,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 18:46:45,242 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 18:46:45,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 18:46:45,243 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 18:46:45,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 18:46:45,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 18:46:45,243 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 18:46:45,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 18:46:45,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 18:46:45,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 18:46:45,244 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 18:46:45,244 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 18:46:45,245 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 18:46:45,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 18:46:45,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 18:46:45,245 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 18:46:45,245 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 18:46:45,246 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 18:46:45,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 18:46:45,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 18:46:45,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 18:46:45,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 18:46:45,247 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 18:46:45,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 18:46:45,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 18:46:45,247 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 18:46:45,247 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=LOWLEXORDER; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=LOWLEXORDER; [2020-08-18 18:46:45,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 18:46:45,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 18:46:45,638 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 18:46:45,639 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 18:46:45,640 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 18:46:45,641 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack-2.i [2020-08-18 18:46:45,723 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d271d2831/f598cf6a541f45699144c4034f4c86a4/FLAG23d352bdc [2020-08-18 18:46:46,358 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 18:46:46,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread/stack-2.i [2020-08-18 18:46:46,383 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d271d2831/f598cf6a541f45699144c4034f4c86a4/FLAG23d352bdc [2020-08-18 18:46:46,584 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d271d2831/f598cf6a541f45699144c4034f4c86a4 [2020-08-18 18:46:46,593 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 18:46:46,595 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 18:46:46,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 18:46:46,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 18:46:46,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 18:46:46,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:46:46" (1/1) ... [2020-08-18 18:46:46,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2109715f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:46, skipping insertion in model container [2020-08-18 18:46:46,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 06:46:46" (1/1) ... [2020-08-18 18:46:46,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 18:46:46,662 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 18:46:47,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 18:46:47,268 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 18:46:47,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 18:46:47,495 INFO L208 MainTranslator]: Completed translation [2020-08-18 18:46:47,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:47 WrapperNode [2020-08-18 18:46:47,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 18:46:47,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 18:46:47,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 18:46:47,497 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 18:46:47,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:47" (1/1) ... [2020-08-18 18:46:47,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:47" (1/1) ... [2020-08-18 18:46:47,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:47" (1/1) ... [2020-08-18 18:46:47,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:47" (1/1) ... [2020-08-18 18:46:47,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:47" (1/1) ... [2020-08-18 18:46:47,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:47" (1/1) ... [2020-08-18 18:46:47,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:47" (1/1) ... [2020-08-18 18:46:47,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 18:46:47,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 18:46:47,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 18:46:47,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 18:46:47,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:47" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 18:46:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 18:46:47,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 18:46:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-18 18:46:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-08-18 18:46:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-08-18 18:46:47,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2020-08-18 18:46:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2020-08-18 18:46:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2020-08-18 18:46:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-08-18 18:46:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_top [2020-08-18 18:46:47,697 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_top [2020-08-18 18:46:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2020-08-18 18:46:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure stack_empty [2020-08-18 18:46:47,698 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2020-08-18 18:46:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pop [2020-08-18 18:46:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-08-18 18:46:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-08-18 18:46:47,699 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 18:46:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 18:46:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-18 18:46:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-18 18:46:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-08-18 18:46:47,700 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-08-18 18:46:47,701 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2020-08-18 18:46:47,701 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2020-08-18 18:46:47,701 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2020-08-18 18:46:47,701 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2020-08-18 18:46:47,702 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2020-08-18 18:46:47,702 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2020-08-18 18:46:47,702 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2020-08-18 18:46:47,702 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2020-08-18 18:46:47,702 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2020-08-18 18:46:47,703 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2020-08-18 18:46:47,703 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2020-08-18 18:46:47,703 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2020-08-18 18:46:47,703 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2020-08-18 18:46:47,704 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2020-08-18 18:46:47,704 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2020-08-18 18:46:47,704 INFO L130 BoogieDeclarations]: Found specification of procedure time [2020-08-18 18:46:47,704 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2020-08-18 18:46:47,704 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2020-08-18 18:46:47,705 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2020-08-18 18:46:47,705 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2020-08-18 18:46:47,705 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2020-08-18 18:46:47,705 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2020-08-18 18:46:47,705 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2020-08-18 18:46:47,705 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2020-08-18 18:46:47,706 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2020-08-18 18:46:47,706 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2020-08-18 18:46:47,706 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2020-08-18 18:46:47,706 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2020-08-18 18:46:47,706 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2020-08-18 18:46:47,707 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2020-08-18 18:46:47,707 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2020-08-18 18:46:47,707 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2020-08-18 18:46:47,707 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2020-08-18 18:46:47,707 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2020-08-18 18:46:47,708 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2020-08-18 18:46:47,708 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2020-08-18 18:46:47,708 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2020-08-18 18:46:47,708 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2020-08-18 18:46:47,708 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2020-08-18 18:46:47,709 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2020-08-18 18:46:47,709 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2020-08-18 18:46:47,709 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2020-08-18 18:46:47,709 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2020-08-18 18:46:47,709 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2020-08-18 18:46:47,709 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_get [2020-08-18 18:46:47,710 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2020-08-18 18:46:47,710 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2020-08-18 18:46:47,710 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2020-08-18 18:46:47,710 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2020-08-18 18:46:47,710 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2020-08-18 18:46:47,711 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2020-08-18 18:46:47,711 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2020-08-18 18:46:47,711 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2020-08-18 18:46:47,711 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2020-08-18 18:46:47,711 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2020-08-18 18:46:47,711 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2020-08-18 18:46:47,712 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2020-08-18 18:46:47,712 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2020-08-18 18:46:47,712 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2020-08-18 18:46:47,712 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2020-08-18 18:46:47,712 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2020-08-18 18:46:47,713 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2020-08-18 18:46:47,713 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2020-08-18 18:46:47,713 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2020-08-18 18:46:47,713 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2020-08-18 18:46:47,713 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2020-08-18 18:46:47,714 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2020-08-18 18:46:47,714 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2020-08-18 18:46:47,714 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2020-08-18 18:46:47,714 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2020-08-18 18:46:47,714 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2020-08-18 18:46:47,714 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2020-08-18 18:46:47,714 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2020-08-18 18:46:47,715 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2020-08-18 18:46:47,715 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2020-08-18 18:46:47,715 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2020-08-18 18:46:47,715 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2020-08-18 18:46:47,715 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2020-08-18 18:46:47,715 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2020-08-18 18:46:47,716 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2020-08-18 18:46:47,716 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2020-08-18 18:46:47,716 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2020-08-18 18:46:47,716 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2020-08-18 18:46:47,716 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2020-08-18 18:46:47,716 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2020-08-18 18:46:47,716 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2020-08-18 18:46:47,717 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2020-08-18 18:46:47,717 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2020-08-18 18:46:47,717 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2020-08-18 18:46:47,717 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2020-08-18 18:46:47,717 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2020-08-18 18:46:47,717 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2020-08-18 18:46:47,717 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2020-08-18 18:46:47,718 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2020-08-18 18:46:47,718 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2020-08-18 18:46:47,718 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2020-08-18 18:46:47,718 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2020-08-18 18:46:47,718 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2020-08-18 18:46:47,718 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2020-08-18 18:46:47,718 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2020-08-18 18:46:47,719 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2020-08-18 18:46:47,719 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2020-08-18 18:46:47,719 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2020-08-18 18:46:47,719 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2020-08-18 18:46:47,719 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2020-08-18 18:46:47,719 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2020-08-18 18:46:47,720 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2020-08-18 18:46:47,720 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2020-08-18 18:46:47,720 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2020-08-18 18:46:47,720 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2020-08-18 18:46:47,720 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2020-08-18 18:46:47,720 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2020-08-18 18:46:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2020-08-18 18:46:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2020-08-18 18:46:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2020-08-18 18:46:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2020-08-18 18:46:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2020-08-18 18:46:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2020-08-18 18:46:47,721 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2020-08-18 18:46:47,722 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2020-08-18 18:46:47,722 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2020-08-18 18:46:47,722 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2020-08-18 18:46:47,722 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2020-08-18 18:46:47,722 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2020-08-18 18:46:47,722 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2020-08-18 18:46:47,723 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2020-08-18 18:46:47,723 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2020-08-18 18:46:47,723 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2020-08-18 18:46:47,723 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2020-08-18 18:46:47,723 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2020-08-18 18:46:47,723 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2020-08-18 18:46:47,723 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2020-08-18 18:46:47,724 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2020-08-18 18:46:47,724 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2020-08-18 18:46:47,724 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2020-08-18 18:46:47,724 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2020-08-18 18:46:47,724 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2020-08-18 18:46:47,724 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2020-08-18 18:46:47,724 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2020-08-18 18:46:47,725 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2020-08-18 18:46:47,725 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2020-08-18 18:46:47,725 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2020-08-18 18:46:47,725 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2020-08-18 18:46:47,725 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2020-08-18 18:46:47,725 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2020-08-18 18:46:47,725 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2020-08-18 18:46:47,725 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2020-08-18 18:46:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2020-08-18 18:46:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2020-08-18 18:46:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2020-08-18 18:46:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2020-08-18 18:46:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2020-08-18 18:46:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2020-08-18 18:46:47,726 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2020-08-18 18:46:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2020-08-18 18:46:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2020-08-18 18:46:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2020-08-18 18:46:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2020-08-18 18:46:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2020-08-18 18:46:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2020-08-18 18:46:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2020-08-18 18:46:47,727 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2020-08-18 18:46:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2020-08-18 18:46:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2020-08-18 18:46:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2020-08-18 18:46:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2020-08-18 18:46:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2020-08-18 18:46:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2020-08-18 18:46:47,728 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2020-08-18 18:46:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2020-08-18 18:46:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2020-08-18 18:46:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2020-08-18 18:46:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2020-08-18 18:46:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2020-08-18 18:46:47,729 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2020-08-18 18:46:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2020-08-18 18:46:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2020-08-18 18:46:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-08-18 18:46:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2020-08-18 18:46:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2020-08-18 18:46:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2020-08-18 18:46:47,730 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2020-08-18 18:46:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2020-08-18 18:46:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2020-08-18 18:46:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2020-08-18 18:46:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2020-08-18 18:46:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2020-08-18 18:46:47,731 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-18 18:46:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-08-18 18:46:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2020-08-18 18:46:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2020-08-18 18:46:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2020-08-18 18:46:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-08-18 18:46:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2020-08-18 18:46:47,732 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2020-08-18 18:46:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2020-08-18 18:46:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2020-08-18 18:46:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2020-08-18 18:46:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2020-08-18 18:46:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2020-08-18 18:46:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2020-08-18 18:46:47,733 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2020-08-18 18:46:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2020-08-18 18:46:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2020-08-18 18:46:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2020-08-18 18:46:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2020-08-18 18:46:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2020-08-18 18:46:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2020-08-18 18:46:47,734 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2020-08-18 18:46:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2020-08-18 18:46:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2020-08-18 18:46:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2020-08-18 18:46:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2020-08-18 18:46:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2020-08-18 18:46:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2020-08-18 18:46:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2020-08-18 18:46:47,735 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2020-08-18 18:46:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2020-08-18 18:46:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2020-08-18 18:46:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2020-08-18 18:46:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2020-08-18 18:46:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-08-18 18:46:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2020-08-18 18:46:47,736 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2020-08-18 18:46:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2020-08-18 18:46:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2020-08-18 18:46:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2020-08-18 18:46:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2020-08-18 18:46:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2020-08-18 18:46:47,737 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2020-08-18 18:46:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2020-08-18 18:46:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2020-08-18 18:46:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2020-08-18 18:46:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2020-08-18 18:46:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2020-08-18 18:46:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2020-08-18 18:46:47,738 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2020-08-18 18:46:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2020-08-18 18:46:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2020-08-18 18:46:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2020-08-18 18:46:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2020-08-18 18:46:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2020-08-18 18:46:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2020-08-18 18:46:47,739 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2020-08-18 18:46:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2020-08-18 18:46:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2020-08-18 18:46:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2020-08-18 18:46:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2020-08-18 18:46:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2020-08-18 18:46:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-08-18 18:46:47,740 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-08-18 18:46:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure inc_top [2020-08-18 18:46:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure dec_top [2020-08-18 18:46:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2020-08-18 18:46:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure stack_empty [2020-08-18 18:46:47,741 INFO L130 BoogieDeclarations]: Found specification of procedure push [2020-08-18 18:46:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 18:46:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 18:46:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure pop [2020-08-18 18:46:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 18:46:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-08-18 18:46:47,742 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-08-18 18:46:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-08-18 18:46:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 18:46:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 18:46:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 18:46:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 18:46:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 18:46:47,746 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-08-18 18:46:48,716 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 18:46:48,717 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-08-18 18:46:48,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:46:48 BoogieIcfgContainer [2020-08-18 18:46:48,721 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 18:46:48,722 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 18:46:48,722 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 18:46:48,726 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 18:46:48,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 06:46:46" (1/3) ... [2020-08-18 18:46:48,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f23ec13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 06:46:48, skipping insertion in model container [2020-08-18 18:46:48,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 06:46:47" (2/3) ... [2020-08-18 18:46:48,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f23ec13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 06:46:48, skipping insertion in model container [2020-08-18 18:46:48,728 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 06:46:48" (3/3) ... [2020-08-18 18:46:48,729 INFO L109 eAbstractionObserver]: Analyzing ICFG stack-2.i [2020-08-18 18:46:48,740 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-08-18 18:46:48,740 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 18:46:48,752 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 18:46:48,753 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-08-18 18:46:48,807 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,807 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,807 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,807 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,808 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,808 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,808 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,810 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,810 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,810 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,810 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,811 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,814 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,814 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,814 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,815 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-18 18:46:48,815 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:251) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:341) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-08-18 18:46:48,822 INFO L168 Benchmark]: Toolchain (without parser) took 2226.34 ms. Allocated memory was 138.9 MB in the beginning and 232.8 MB in the end (delta: 93.8 MB). Free memory was 99.7 MB in the beginning and 150.0 MB in the end (delta: -50.2 MB). Peak memory consumption was 43.6 MB. Max. memory is 7.1 GB. [2020-08-18 18:46:48,824 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-18 18:46:48,826 INFO L168 Benchmark]: CACSL2BoogieTranslator took 899.91 ms. Allocated memory was 138.9 MB in the beginning and 200.3 MB in the end (delta: 61.3 MB). Free memory was 99.5 MB in the beginning and 130.9 MB in the end (delta: -31.4 MB). Peak memory consumption was 35.2 MB. Max. memory is 7.1 GB. [2020-08-18 18:46:48,827 INFO L168 Benchmark]: Boogie Preprocessor took 97.91 ms. Allocated memory is still 200.3 MB. Free memory was 130.9 MB in the beginning and 126.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-08-18 18:46:48,828 INFO L168 Benchmark]: RCFGBuilder took 1126.27 ms. Allocated memory was 200.3 MB in the beginning and 232.8 MB in the end (delta: 32.5 MB). Free memory was 126.2 MB in the beginning and 157.2 MB in the end (delta: -31.0 MB). Peak memory consumption was 45.7 MB. Max. memory is 7.1 GB. [2020-08-18 18:46:48,830 INFO L168 Benchmark]: TraceAbstraction took 97.05 ms. Allocated memory is still 232.8 MB. Free memory was 155.7 MB in the beginning and 150.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2020-08-18 18:46:48,842 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 899.91 ms. Allocated memory was 138.9 MB in the beginning and 200.3 MB in the end (delta: 61.3 MB). Free memory was 99.5 MB in the beginning and 130.9 MB in the end (delta: -31.4 MB). Peak memory consumption was 35.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.91 ms. Allocated memory is still 200.3 MB. Free memory was 130.9 MB in the beginning and 126.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1126.27 ms. Allocated memory was 200.3 MB in the beginning and 232.8 MB in the end (delta: 32.5 MB). Free memory was 126.2 MB in the beginning and 157.2 MB in the end (delta: -31.0 MB). Peak memory consumption was 45.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 97.05 ms. Allocated memory is still 232.8 MB. Free memory was 155.7 MB in the beginning and 150.0 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:251) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...