/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=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread/stack-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 23:04:24,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 23:04:24,907 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 23:04:24,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 23:04:24,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 23:04:24,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 23:04:24,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 23:04:24,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 23:04:24,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 23:04:24,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 23:04:24,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 23:04:24,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 23:04:24,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 23:04:24,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 23:04:24,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 23:04:24,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 23:04:24,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 23:04:24,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 23:04:24,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 23:04:24,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 23:04:24,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 23:04:24,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 23:04:24,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 23:04:24,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 23:04:25,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-21 23:04:25,008 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-21 23:04:25,008 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-21 23:04:25,009 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-21 23:04:25,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-21 23:04:25,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-21 23:04:25,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-21 23:04:25,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-21 23:04:25,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-21 23:04:25,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-21 23:04:25,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-21 23:04:25,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-21 23:04:25,014 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-21 23:04:25,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-21 23:04:25,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 23:04:25,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 23:04:25,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 23:04:25,017 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 [2020-08-21 23:04:25,038 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 23:04:25,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 23:04:25,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 23:04:25,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 23:04:25,040 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 23:04:25,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 23:04:25,041 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 23:04:25,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 23:04:25,041 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 23:04:25,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 23:04:25,041 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 23:04:25,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 23:04:25,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 23:04:25,042 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 23:04:25,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 23:04:25,042 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 23:04:25,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 23:04:25,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 23:04:25,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 23:04:25,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 23:04:25,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 23:04:25,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 23:04:25,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 23:04:25,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 23:04:25,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 23:04:25,044 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 23:04:25,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 23:04:25,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 23:04:25,045 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 23:04:25,045 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=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; [2020-08-21 23:04:25,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 23:04:25,348 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 23:04:25,353 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 23:04:25,354 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 23:04:25,354 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 23:04:25,355 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack-2.i [2020-08-21 23:04:25,418 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fba4a15ce/de6745a0517645d58a59e279cda45d60/FLAG755ca0b05 [2020-08-21 23:04:26,018 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 23:04:26,019 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread/stack-2.i [2020-08-21 23:04:26,035 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fba4a15ce/de6745a0517645d58a59e279cda45d60/FLAG755ca0b05 [2020-08-21 23:04:26,275 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fba4a15ce/de6745a0517645d58a59e279cda45d60 [2020-08-21 23:04:26,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 23:04:26,287 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 23:04:26,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 23:04:26,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 23:04:26,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 23:04:26,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:04:26" (1/1) ... [2020-08-21 23:04:26,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11f51854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:04:26, skipping insertion in model container [2020-08-21 23:04:26,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 11:04:26" (1/1) ... [2020-08-21 23:04:26,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 23:04:26,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 23:04:27,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 23:04:27,028 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 23:04:27,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 23:04:27,238 INFO L208 MainTranslator]: Completed translation [2020-08-21 23:04:27,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:04:27 WrapperNode [2020-08-21 23:04:27,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 23:04:27,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 23:04:27,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 23:04:27,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 23:04:27,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:04:27" (1/1) ... [2020-08-21 23:04:27,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:04:27" (1/1) ... [2020-08-21 23:04:27,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:04:27" (1/1) ... [2020-08-21 23:04:27,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:04:27" (1/1) ... [2020-08-21 23:04:27,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:04:27" (1/1) ... [2020-08-21 23:04:27,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:04:27" (1/1) ... [2020-08-21 23:04:27,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:04:27" (1/1) ... [2020-08-21 23:04:27,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 23:04:27,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 23:04:27,344 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 23:04:27,344 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 23:04:27,346 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:04:27" (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 [2020-08-21 23:04:27,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 23:04:27,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 23:04:27,412 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-21 23:04:27,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-08-21 23:04:27,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-08-21 23:04:27,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2020-08-21 23:04:27,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2020-08-21 23:04:27,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2020-08-21 23:04:27,414 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-08-21 23:04:27,414 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_top [2020-08-21 23:04:27,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_top [2020-08-21 23:04:27,414 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2020-08-21 23:04:27,415 INFO L138 BoogieDeclarations]: Found implementation of procedure stack_empty [2020-08-21 23:04:27,415 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2020-08-21 23:04:27,415 INFO L138 BoogieDeclarations]: Found implementation of procedure pop [2020-08-21 23:04:27,415 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-08-21 23:04:27,415 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-08-21 23:04:27,416 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 23:04:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 23:04:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-21 23:04:27,416 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-21 23:04:27,417 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-08-21 23:04:27,417 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-08-21 23:04:27,417 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2020-08-21 23:04:27,417 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2020-08-21 23:04:27,417 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2020-08-21 23:04:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2020-08-21 23:04:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2020-08-21 23:04:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2020-08-21 23:04:27,418 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2020-08-21 23:04:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2020-08-21 23:04:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2020-08-21 23:04:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2020-08-21 23:04:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2020-08-21 23:04:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2020-08-21 23:04:27,419 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2020-08-21 23:04:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2020-08-21 23:04:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2020-08-21 23:04:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure time [2020-08-21 23:04:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2020-08-21 23:04:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2020-08-21 23:04:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2020-08-21 23:04:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2020-08-21 23:04:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2020-08-21 23:04:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2020-08-21 23:04:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2020-08-21 23:04:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2020-08-21 23:04:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2020-08-21 23:04:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2020-08-21 23:04:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2020-08-21 23:04:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2020-08-21 23:04:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2020-08-21 23:04:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2020-08-21 23:04:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2020-08-21 23:04:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2020-08-21 23:04:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2020-08-21 23:04:27,423 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2020-08-21 23:04:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2020-08-21 23:04:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2020-08-21 23:04:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2020-08-21 23:04:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2020-08-21 23:04:27,424 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2020-08-21 23:04:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2020-08-21 23:04:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2020-08-21 23:04:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2020-08-21 23:04:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2020-08-21 23:04:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2020-08-21 23:04:27,425 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_get [2020-08-21 23:04:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2020-08-21 23:04:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2020-08-21 23:04:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2020-08-21 23:04:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2020-08-21 23:04:27,426 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2020-08-21 23:04:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2020-08-21 23:04:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2020-08-21 23:04:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2020-08-21 23:04:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2020-08-21 23:04:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2020-08-21 23:04:27,427 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2020-08-21 23:04:27,428 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2020-08-21 23:04:27,428 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2020-08-21 23:04:27,428 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2020-08-21 23:04:27,428 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2020-08-21 23:04:27,428 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2020-08-21 23:04:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2020-08-21 23:04:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2020-08-21 23:04:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2020-08-21 23:04:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2020-08-21 23:04:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2020-08-21 23:04:27,429 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2020-08-21 23:04:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2020-08-21 23:04:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2020-08-21 23:04:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2020-08-21 23:04:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2020-08-21 23:04:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2020-08-21 23:04:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2020-08-21 23:04:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2020-08-21 23:04:27,430 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2020-08-21 23:04:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2020-08-21 23:04:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2020-08-21 23:04:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2020-08-21 23:04:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2020-08-21 23:04:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2020-08-21 23:04:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2020-08-21 23:04:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2020-08-21 23:04:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2020-08-21 23:04:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2020-08-21 23:04:27,431 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2020-08-21 23:04:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2020-08-21 23:04:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2020-08-21 23:04:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2020-08-21 23:04:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2020-08-21 23:04:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2020-08-21 23:04:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2020-08-21 23:04:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2020-08-21 23:04:27,432 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2020-08-21 23:04:27,433 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2020-08-21 23:04:27,433 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2020-08-21 23:04:27,433 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2020-08-21 23:04:27,433 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2020-08-21 23:04:27,433 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2020-08-21 23:04:27,434 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2020-08-21 23:04:27,434 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2020-08-21 23:04:27,434 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2020-08-21 23:04:27,434 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2020-08-21 23:04:27,434 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2020-08-21 23:04:27,434 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2020-08-21 23:04:27,435 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2020-08-21 23:04:27,435 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2020-08-21 23:04:27,435 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2020-08-21 23:04:27,435 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2020-08-21 23:04:27,435 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2020-08-21 23:04:27,435 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2020-08-21 23:04:27,436 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2020-08-21 23:04:27,436 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2020-08-21 23:04:27,436 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2020-08-21 23:04:27,436 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2020-08-21 23:04:27,436 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2020-08-21 23:04:27,436 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2020-08-21 23:04:27,436 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2020-08-21 23:04:27,437 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2020-08-21 23:04:27,437 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2020-08-21 23:04:27,437 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2020-08-21 23:04:27,437 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2020-08-21 23:04:27,437 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2020-08-21 23:04:27,437 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2020-08-21 23:04:27,438 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2020-08-21 23:04:27,438 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2020-08-21 23:04:27,438 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2020-08-21 23:04:27,438 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2020-08-21 23:04:27,438 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2020-08-21 23:04:27,438 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2020-08-21 23:04:27,438 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2020-08-21 23:04:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2020-08-21 23:04:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2020-08-21 23:04:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2020-08-21 23:04:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2020-08-21 23:04:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2020-08-21 23:04:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2020-08-21 23:04:27,439 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2020-08-21 23:04:27,440 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2020-08-21 23:04:27,440 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2020-08-21 23:04:27,440 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2020-08-21 23:04:27,440 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2020-08-21 23:04:27,440 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2020-08-21 23:04:27,440 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2020-08-21 23:04:27,441 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2020-08-21 23:04:27,441 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2020-08-21 23:04:27,441 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2020-08-21 23:04:27,441 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2020-08-21 23:04:27,441 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2020-08-21 23:04:27,441 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2020-08-21 23:04:27,441 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2020-08-21 23:04:27,442 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2020-08-21 23:04:27,442 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2020-08-21 23:04:27,442 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2020-08-21 23:04:27,442 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2020-08-21 23:04:27,442 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2020-08-21 23:04:27,442 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2020-08-21 23:04:27,443 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2020-08-21 23:04:27,443 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2020-08-21 23:04:27,443 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2020-08-21 23:04:27,443 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2020-08-21 23:04:27,443 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2020-08-21 23:04:27,443 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2020-08-21 23:04:27,443 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2020-08-21 23:04:27,444 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2020-08-21 23:04:27,444 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2020-08-21 23:04:27,444 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2020-08-21 23:04:27,444 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2020-08-21 23:04:27,444 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2020-08-21 23:04:27,444 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2020-08-21 23:04:27,444 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2020-08-21 23:04:27,445 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2020-08-21 23:04:27,445 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2020-08-21 23:04:27,445 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2020-08-21 23:04:27,445 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2020-08-21 23:04:27,445 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2020-08-21 23:04:27,445 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2020-08-21 23:04:27,445 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2020-08-21 23:04:27,445 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-08-21 23:04:27,446 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2020-08-21 23:04:27,446 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2020-08-21 23:04:27,446 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2020-08-21 23:04:27,446 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2020-08-21 23:04:27,446 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2020-08-21 23:04:27,446 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2020-08-21 23:04:27,447 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2020-08-21 23:04:27,447 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2020-08-21 23:04:27,447 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2020-08-21 23:04:27,447 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-21 23:04:27,447 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-08-21 23:04:27,447 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2020-08-21 23:04:27,447 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2020-08-21 23:04:27,448 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2020-08-21 23:04:27,448 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-08-21 23:04:27,448 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2020-08-21 23:04:27,448 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2020-08-21 23:04:27,448 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2020-08-21 23:04:27,448 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2020-08-21 23:04:27,449 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2020-08-21 23:04:27,449 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2020-08-21 23:04:27,449 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2020-08-21 23:04:27,449 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2020-08-21 23:04:27,449 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2020-08-21 23:04:27,449 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2020-08-21 23:04:27,449 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2020-08-21 23:04:27,450 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2020-08-21 23:04:27,450 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2020-08-21 23:04:27,450 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2020-08-21 23:04:27,450 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2020-08-21 23:04:27,450 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2020-08-21 23:04:27,450 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2020-08-21 23:04:27,450 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2020-08-21 23:04:27,451 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2020-08-21 23:04:27,451 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2020-08-21 23:04:27,451 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2020-08-21 23:04:27,451 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2020-08-21 23:04:27,451 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2020-08-21 23:04:27,451 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2020-08-21 23:04:27,451 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2020-08-21 23:04:27,452 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2020-08-21 23:04:27,452 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2020-08-21 23:04:27,452 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2020-08-21 23:04:27,452 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-08-21 23:04:27,452 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2020-08-21 23:04:27,452 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2020-08-21 23:04:27,452 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2020-08-21 23:04:27,452 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2020-08-21 23:04:27,453 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2020-08-21 23:04:27,453 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2020-08-21 23:04:27,453 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2020-08-21 23:04:27,453 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2020-08-21 23:04:27,453 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2020-08-21 23:04:27,453 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2020-08-21 23:04:27,453 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2020-08-21 23:04:27,454 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2020-08-21 23:04:27,454 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2020-08-21 23:04:27,454 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2020-08-21 23:04:27,454 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2020-08-21 23:04:27,454 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2020-08-21 23:04:27,454 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2020-08-21 23:04:27,455 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2020-08-21 23:04:27,455 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2020-08-21 23:04:27,455 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2020-08-21 23:04:27,455 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2020-08-21 23:04:27,455 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2020-08-21 23:04:27,455 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2020-08-21 23:04:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2020-08-21 23:04:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2020-08-21 23:04:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2020-08-21 23:04:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2020-08-21 23:04:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-08-21 23:04:27,456 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-08-21 23:04:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure inc_top [2020-08-21 23:04:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure dec_top [2020-08-21 23:04:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2020-08-21 23:04:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure stack_empty [2020-08-21 23:04:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure push [2020-08-21 23:04:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-21 23:04:27,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-21 23:04:27,458 INFO L130 BoogieDeclarations]: Found specification of procedure pop [2020-08-21 23:04:27,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-21 23:04:27,458 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-08-21 23:04:27,458 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-08-21 23:04:27,459 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-08-21 23:04:27,459 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 23:04:27,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-21 23:04:27,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 23:04:27,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-21 23:04:27,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 23:04:27,462 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-08-21 23:04:28,237 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 23:04:28,238 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-08-21 23:04:28,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 11:04:28 BoogieIcfgContainer [2020-08-21 23:04:28,242 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 23:04:28,243 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 23:04:28,243 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 23:04:28,247 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 23:04:28,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 11:04:26" (1/3) ... [2020-08-21 23:04:28,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79158e29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 11:04:28, skipping insertion in model container [2020-08-21 23:04:28,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 11:04:27" (2/3) ... [2020-08-21 23:04:28,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79158e29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 11:04:28, skipping insertion in model container [2020-08-21 23:04:28,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 11:04:28" (3/3) ... [2020-08-21 23:04:28,251 INFO L109 eAbstractionObserver]: Analyzing ICFG stack-2.i [2020-08-21 23:04:28,261 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-08-21 23:04:28,262 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 23:04:28,268 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 23:04:28,269 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-08-21 23:04:28,307 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,307 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,307 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,307 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,308 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,308 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,308 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,309 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,309 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,309 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,309 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,309 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,310 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,310 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,310 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,310 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-21 23:04:28,311 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$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-08-21 23:04:28,317 INFO L168 Benchmark]: Toolchain (without parser) took 2028.53 ms. Allocated memory was 147.3 MB in the beginning and 237.5 MB in the end (delta: 90.2 MB). Free memory was 101.6 MB in the beginning and 151.7 MB in the end (delta: -50.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 7.1 GB. [2020-08-21 23:04:28,318 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-21 23:04:28,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 947.40 ms. Allocated memory was 147.3 MB in the beginning and 203.4 MB in the end (delta: 56.1 MB). Free memory was 101.2 MB in the beginning and 133.6 MB in the end (delta: -32.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 7.1 GB. [2020-08-21 23:04:28,320 INFO L168 Benchmark]: Boogie Preprocessor took 103.92 ms. Allocated memory is still 203.4 MB. Free memory was 133.6 MB in the beginning and 128.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-08-21 23:04:28,321 INFO L168 Benchmark]: RCFGBuilder took 898.78 ms. Allocated memory was 203.4 MB in the beginning and 237.5 MB in the end (delta: 34.1 MB). Free memory was 128.9 MB in the beginning and 158.9 MB in the end (delta: -30.0 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB. [2020-08-21 23:04:28,322 INFO L168 Benchmark]: TraceAbstraction took 70.71 ms. Allocated memory is still 237.5 MB. Free memory was 158.9 MB in the beginning and 151.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. [2020-08-21 23:04:28,327 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 947.40 ms. Allocated memory was 147.3 MB in the beginning and 203.4 MB in the end (delta: 56.1 MB). Free memory was 101.2 MB in the beginning and 133.6 MB in the end (delta: -32.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.92 ms. Allocated memory is still 203.4 MB. Free memory was 133.6 MB in the beginning and 128.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 898.78 ms. Allocated memory was 203.4 MB in the beginning and 237.5 MB in the end (delta: 34.1 MB). Free memory was 128.9 MB in the beginning and 158.9 MB in the end (delta: -30.0 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 70.71 ms. Allocated memory is still 237.5 MB. Free memory was 158.9 MB in the beginning and 151.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 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...