/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 --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=1000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --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/sync01.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 19:31:17,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 19:31:17,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 19:31:17,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 19:31:17,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 19:31:17,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 19:31:17,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 19:31:17,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 19:31:17,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 19:31:17,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 19:31:17,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 19:31:17,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 19:31:17,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 19:31:17,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 19:31:17,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 19:31:17,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 19:31:17,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 19:31:17,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 19:31:17,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 19:31:17,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 19:31:17,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 19:31:17,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 19:31:17,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 19:31:17,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 19:31:17,202 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-24 19:31:17,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-24 19:31:17,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-24 19:31:17,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-24 19:31:17,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-24 19:31:17,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-24 19:31:17,208 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-24 19:31:17,209 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-24 19:31:17,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-24 19:31:17,211 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-24 19:31:17,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-24 19:31:17,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-24 19:31:17,213 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-24 19:31:17,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-24 19:31:17,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 19:31:17,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 19:31:17,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 19:31:17,217 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 [2020-09-24 19:31:17,263 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 19:31:17,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 19:31:17,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 19:31:17,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 19:31:17,266 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 19:31:17,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 19:31:17,267 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-24 19:31:17,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 19:31:17,267 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-24 19:31:17,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 19:31:17,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 19:31:17,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 19:31:17,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 19:31:17,269 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-24 19:31:17,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 19:31:17,270 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 19:31:17,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 19:31:17,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 19:31:17,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 19:31:17,271 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 19:31:17,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 19:31:17,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 19:31:17,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 19:31:17,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 19:31:17,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 19:31:17,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 19:31:17,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 19:31:17,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 19:31:17,273 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 19:31:17,273 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.rcfgbuilder: Size of a code block -> SingleStatement 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 -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-09-24 19:31:17,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 19:31:17,728 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 19:31:17,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 19:31:17,738 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 19:31:17,738 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 19:31:17,739 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/sync01.i [2020-09-24 19:31:17,822 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2bbfcf9ef/b1167105a5784d0882db3f694e0c6b8a/FLAG0cf68db01 [2020-09-24 19:31:18,523 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 19:31:18,524 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread/sync01.i [2020-09-24 19:31:18,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2bbfcf9ef/b1167105a5784d0882db3f694e0c6b8a/FLAG0cf68db01 [2020-09-24 19:31:18,733 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2bbfcf9ef/b1167105a5784d0882db3f694e0c6b8a [2020-09-24 19:31:18,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 19:31:18,756 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 19:31:18,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 19:31:18,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 19:31:18,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 19:31:18,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 07:31:18" (1/1) ... [2020-09-24 19:31:18,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6417f8ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:31:18, skipping insertion in model container [2020-09-24 19:31:18,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 07:31:18" (1/1) ... [2020-09-24 19:31:18,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 19:31:18,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 19:31:19,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 19:31:19,548 INFO L203 MainTranslator]: Completed pre-run [2020-09-24 19:31:19,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 19:31:19,761 INFO L208 MainTranslator]: Completed translation [2020-09-24 19:31:19,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:31:19 WrapperNode [2020-09-24 19:31:19,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 19:31:19,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-24 19:31:19,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-24 19:31:19,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-24 19:31:19,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:31:19" (1/1) ... [2020-09-24 19:31:19,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:31:19" (1/1) ... [2020-09-24 19:31:19,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:31:19" (1/1) ... [2020-09-24 19:31:19,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:31:19" (1/1) ... [2020-09-24 19:31:19,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:31:19" (1/1) ... [2020-09-24 19:31:19,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:31:19" (1/1) ... [2020-09-24 19:31:19,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:31:19" (1/1) ... [2020-09-24 19:31:19,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-24 19:31:19,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-24 19:31:19,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-24 19:31:19,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-24 19:31:19,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:31:19" (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 [2020-09-24 19:31:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-24 19:31:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-24 19:31:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-09-24 19:31:19,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-09-24 19:31:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2020-09-24 19:31:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2020-09-24 19:31:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2020-09-24 19:31:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-09-24 19:31:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-09-24 19:31:19,978 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-24 19:31:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-24 19:31:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2020-09-24 19:31:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2020-09-24 19:31:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2020-09-24 19:31:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2020-09-24 19:31:19,979 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2020-09-24 19:31:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2020-09-24 19:31:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2020-09-24 19:31:19,980 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2020-09-24 19:31:19,981 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2020-09-24 19:31:19,981 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2020-09-24 19:31:19,981 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2020-09-24 19:31:19,981 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2020-09-24 19:31:19,981 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2020-09-24 19:31:19,982 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2020-09-24 19:31:19,982 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2020-09-24 19:31:19,982 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2020-09-24 19:31:19,982 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2020-09-24 19:31:19,982 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2020-09-24 19:31:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2020-09-24 19:31:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2020-09-24 19:31:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2020-09-24 19:31:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2020-09-24 19:31:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2020-09-24 19:31:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2020-09-24 19:31:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2020-09-24 19:31:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2020-09-24 19:31:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2020-09-24 19:31:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2020-09-24 19:31:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-09-24 19:31:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2020-09-24 19:31:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2020-09-24 19:31:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2020-09-24 19:31:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2020-09-24 19:31:19,985 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2020-09-24 19:31:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2020-09-24 19:31:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2020-09-24 19:31:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2020-09-24 19:31:19,986 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2020-09-24 19:31:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-24 19:31:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-09-24 19:31:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2020-09-24 19:31:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2020-09-24 19:31:19,987 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2020-09-24 19:31:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-09-24 19:31:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2020-09-24 19:31:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2020-09-24 19:31:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2020-09-24 19:31:19,988 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2020-09-24 19:31:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2020-09-24 19:31:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2020-09-24 19:31:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2020-09-24 19:31:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2020-09-24 19:31:19,989 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2020-09-24 19:31:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2020-09-24 19:31:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2020-09-24 19:31:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2020-09-24 19:31:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2020-09-24 19:31:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2020-09-24 19:31:19,990 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2020-09-24 19:31:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2020-09-24 19:31:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2020-09-24 19:31:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2020-09-24 19:31:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2020-09-24 19:31:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2020-09-24 19:31:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2020-09-24 19:31:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2020-09-24 19:31:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2020-09-24 19:31:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2020-09-24 19:31:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2020-09-24 19:31:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2020-09-24 19:31:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2020-09-24 19:31:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2020-09-24 19:31:19,993 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-09-24 19:31:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2020-09-24 19:31:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2020-09-24 19:31:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2020-09-24 19:31:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2020-09-24 19:31:19,994 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2020-09-24 19:31:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2020-09-24 19:31:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2020-09-24 19:31:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2020-09-24 19:31:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2020-09-24 19:31:19,995 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2020-09-24 19:31:19,996 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2020-09-24 19:31:19,996 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2020-09-24 19:31:19,996 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2020-09-24 19:31:19,996 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2020-09-24 19:31:19,996 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2020-09-24 19:31:19,997 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2020-09-24 19:31:19,997 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2020-09-24 19:31:19,997 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2020-09-24 19:31:19,997 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2020-09-24 19:31:19,997 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2020-09-24 19:31:19,997 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2020-09-24 19:31:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2020-09-24 19:31:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2020-09-24 19:31:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2020-09-24 19:31:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2020-09-24 19:31:19,998 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2020-09-24 19:31:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2020-09-24 19:31:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-09-24 19:31:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-09-24 19:31:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2020-09-24 19:31:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2020-09-24 19:31:19,999 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2020-09-24 19:31:20,000 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2020-09-24 19:31:20,000 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2020-09-24 19:31:20,000 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2020-09-24 19:31:20,000 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2020-09-24 19:31:20,000 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2020-09-24 19:31:20,001 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2020-09-24 19:31:20,001 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2020-09-24 19:31:20,001 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2020-09-24 19:31:20,001 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2020-09-24 19:31:20,001 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2020-09-24 19:31:20,002 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2020-09-24 19:31:20,002 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2020-09-24 19:31:20,002 INFO L130 BoogieDeclarations]: Found specification of procedure time [2020-09-24 19:31:20,002 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2020-09-24 19:31:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2020-09-24 19:31:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2020-09-24 19:31:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2020-09-24 19:31:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2020-09-24 19:31:20,003 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2020-09-24 19:31:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2020-09-24 19:31:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2020-09-24 19:31:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2020-09-24 19:31:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2020-09-24 19:31:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2020-09-24 19:31:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2020-09-24 19:31:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2020-09-24 19:31:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2020-09-24 19:31:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2020-09-24 19:31:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2020-09-24 19:31:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2020-09-24 19:31:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2020-09-24 19:31:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2020-09-24 19:31:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2020-09-24 19:31:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2020-09-24 19:31:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2020-09-24 19:31:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2020-09-24 19:31:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2020-09-24 19:31:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2020-09-24 19:31:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2020-09-24 19:31:20,007 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2020-09-24 19:31:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2020-09-24 19:31:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_get [2020-09-24 19:31:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2020-09-24 19:31:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2020-09-24 19:31:20,008 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2020-09-24 19:31:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2020-09-24 19:31:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2020-09-24 19:31:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2020-09-24 19:31:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2020-09-24 19:31:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2020-09-24 19:31:20,009 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2020-09-24 19:31:20,010 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2020-09-24 19:31:20,010 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2020-09-24 19:31:20,010 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2020-09-24 19:31:20,010 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2020-09-24 19:31:20,010 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2020-09-24 19:31:20,011 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2020-09-24 19:31:20,011 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2020-09-24 19:31:20,011 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2020-09-24 19:31:20,011 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2020-09-24 19:31:20,011 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2020-09-24 19:31:20,011 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2020-09-24 19:31:20,012 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2020-09-24 19:31:20,012 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2020-09-24 19:31:20,012 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2020-09-24 19:31:20,012 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2020-09-24 19:31:20,012 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2020-09-24 19:31:20,012 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2020-09-24 19:31:20,012 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2020-09-24 19:31:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2020-09-24 19:31:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2020-09-24 19:31:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2020-09-24 19:31:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2020-09-24 19:31:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2020-09-24 19:31:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2020-09-24 19:31:20,013 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2020-09-24 19:31:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2020-09-24 19:31:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2020-09-24 19:31:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2020-09-24 19:31:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2020-09-24 19:31:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2020-09-24 19:31:20,014 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2020-09-24 19:31:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2020-09-24 19:31:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2020-09-24 19:31:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2020-09-24 19:31:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2020-09-24 19:31:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2020-09-24 19:31:20,015 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2020-09-24 19:31:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2020-09-24 19:31:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2020-09-24 19:31:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2020-09-24 19:31:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2020-09-24 19:31:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2020-09-24 19:31:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2020-09-24 19:31:20,016 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2020-09-24 19:31:20,017 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2020-09-24 19:31:20,017 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2020-09-24 19:31:20,017 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2020-09-24 19:31:20,017 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2020-09-24 19:31:20,017 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2020-09-24 19:31:20,017 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2020-09-24 19:31:20,017 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2020-09-24 19:31:20,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2020-09-24 19:31:20,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2020-09-24 19:31:20,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2020-09-24 19:31:20,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2020-09-24 19:31:20,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2020-09-24 19:31:20,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2020-09-24 19:31:20,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2020-09-24 19:31:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2020-09-24 19:31:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2020-09-24 19:31:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2020-09-24 19:31:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2020-09-24 19:31:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2020-09-24 19:31:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2020-09-24 19:31:20,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2020-09-24 19:31:20,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2020-09-24 19:31:20,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2020-09-24 19:31:20,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2020-09-24 19:31:20,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2020-09-24 19:31:20,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2020-09-24 19:31:20,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2020-09-24 19:31:20,021 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2020-09-24 19:31:20,021 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2020-09-24 19:31:20,021 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2020-09-24 19:31:20,021 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2020-09-24 19:31:20,021 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2020-09-24 19:31:20,021 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2020-09-24 19:31:20,021 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2020-09-24 19:31:20,022 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2020-09-24 19:31:20,022 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2020-09-24 19:31:20,022 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2020-09-24 19:31:20,022 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2020-09-24 19:31:20,022 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2020-09-24 19:31:20,022 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2020-09-24 19:31:20,023 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2020-09-24 19:31:20,023 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2020-09-24 19:31:20,023 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2020-09-24 19:31:20,023 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2020-09-24 19:31:20,023 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2020-09-24 19:31:20,023 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2020-09-24 19:31:20,023 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2020-09-24 19:31:20,024 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2020-09-24 19:31:20,024 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2020-09-24 19:31:20,024 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2020-09-24 19:31:20,024 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2020-09-24 19:31:20,024 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-09-24 19:31:20,024 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-09-24 19:31:20,025 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-09-24 19:31:20,025 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-24 19:31:20,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-24 19:31:20,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-24 19:31:20,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-24 19:31:20,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-24 19:31:20,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-24 19:31:20,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-24 19:31:20,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-24 19:31:20,799 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-24 19:31:20,800 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-09-24 19:31:20,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 07:31:20 BoogieIcfgContainer [2020-09-24 19:31:20,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-24 19:31:20,807 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-24 19:31:20,807 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-24 19:31:20,811 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-24 19:31:20,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 07:31:18" (1/3) ... [2020-09-24 19:31:20,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f74b638 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 07:31:20, skipping insertion in model container [2020-09-24 19:31:20,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 07:31:19" (2/3) ... [2020-09-24 19:31:20,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f74b638 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 07:31:20, skipping insertion in model container [2020-09-24 19:31:20,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 07:31:20" (3/3) ... [2020-09-24 19:31:20,816 INFO L109 eAbstractionObserver]: Analyzing ICFG sync01.i [2020-09-24 19:31:20,828 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-24 19:31:20,829 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-24 19:31:20,840 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-24 19:31:20,841 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-24 19:31:20,878 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,878 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,878 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,879 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,879 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,879 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,880 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,880 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,880 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,880 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,881 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,881 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,881 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,882 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,882 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,882 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,882 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,883 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,883 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,883 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,884 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,884 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,884 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,884 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,885 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,885 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,889 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,890 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,890 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,890 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,890 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,891 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,891 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,899 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,900 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,900 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,900 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,901 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,901 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,901 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-24 19:31:20,930 INFO L251 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-09-24 19:31:20,959 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-24 19:31:20,960 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-24 19:31:20,960 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-24 19:31:20,960 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-24 19:31:20,960 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-24 19:31:20,960 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-24 19:31:20,960 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-24 19:31:20,960 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-24 19:31:20,973 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis IcfgReturnTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNetWithSPredicates(CFG2NestedWordAutomaton.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:341) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:352) 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) [2020-09-24 19:31:20,980 INFO L168 Benchmark]: Toolchain (without parser) took 2227.15 ms. Allocated memory was 141.0 MB in the beginning and 239.6 MB in the end (delta: 98.6 MB). Free memory was 101.3 MB in the beginning and 159.8 MB in the end (delta: -58.5 MB). Peak memory consumption was 40.1 MB. Max. memory is 7.1 GB. [2020-09-24 19:31:20,981 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 120.9 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-09-24 19:31:20,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1002.50 ms. Allocated memory was 141.0 MB in the beginning and 205.5 MB in the end (delta: 64.5 MB). Free memory was 100.9 MB in the beginning and 140.6 MB in the end (delta: -39.7 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. [2020-09-24 19:31:20,983 INFO L168 Benchmark]: Boogie Preprocessor took 94.38 ms. Allocated memory is still 205.5 MB. Free memory was 140.6 MB in the beginning and 135.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-09-24 19:31:20,985 INFO L168 Benchmark]: RCFGBuilder took 948.06 ms. Allocated memory was 205.5 MB in the beginning and 239.6 MB in the end (delta: 34.1 MB). Free memory was 135.8 MB in the beginning and 173.3 MB in the end (delta: -37.4 MB). Peak memory consumption was 46.2 MB. Max. memory is 7.1 GB. [2020-09-24 19:31:20,986 INFO L168 Benchmark]: TraceAbstraction took 169.48 ms. Allocated memory is still 239.6 MB. Free memory was 171.6 MB in the beginning and 159.8 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2020-09-24 19:31:20,990 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 120.9 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1002.50 ms. Allocated memory was 141.0 MB in the beginning and 205.5 MB in the end (delta: 64.5 MB). Free memory was 100.9 MB in the beginning and 140.6 MB in the end (delta: -39.7 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.38 ms. Allocated memory is still 205.5 MB. Free memory was 140.6 MB in the beginning and 135.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 948.06 ms. Allocated memory was 205.5 MB in the beginning and 239.6 MB in the end (delta: 34.1 MB). Free memory was 135.8 MB in the beginning and 173.3 MB in the end (delta: -37.4 MB). Peak memory consumption was 46.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 169.48 ms. Allocated memory is still 239.6 MB. Free memory was 171.6 MB in the beginning and 159.8 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis IcfgReturnTransition de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis IcfgReturnTransition: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:390) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...