/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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 SequenceOfStatements --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=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/seq-pthread/cs_queue-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 00:59:11,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 00:59:11,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 00:59:11,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 00:59:11,811 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 00:59:11,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 00:59:11,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 00:59:11,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 00:59:11,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 00:59:11,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 00:59:11,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 00:59:11,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 00:59:11,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 00:59:11,841 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 00:59:11,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 00:59:11,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 00:59:11,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 00:59:11,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 00:59:11,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 00:59:11,867 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 00:59:11,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 00:59:11,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 00:59:11,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 00:59:11,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 00:59:11,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 00:59:11,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 00:59:11,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 00:59:11,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 00:59:11,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 00:59:11,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 00:59:11,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 00:59:11,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 00:59:11,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 00:59:11,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 00:59:11,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 00:59:11,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 00:59:11,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 00:59:11,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 00:59:11,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 00:59:11,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 00:59:11,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 00:59:11,931 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 [2020-10-28 00:59:11,987 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 00:59:11,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 00:59:11,993 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 00:59:11,994 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 00:59:11,994 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 00:59:11,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 00:59:11,994 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 00:59:11,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 00:59:11,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 00:59:11,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 00:59:11,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 00:59:11,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 00:59:11,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 00:59:11,998 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 00:59:11,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 00:59:11,998 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 00:59:11,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 00:59:11,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 00:59:11,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 00:59:12,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 00:59:12,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 00:59:12,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 00:59:12,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 00:59:12,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 00:59:12,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 00:59:12,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 00:59:12,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 00:59:12,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 00:59:12,011 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 00:59:12,011 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 00:59:12,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 00:59:12,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 00:59:12,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 00:59:12,485 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 00:59:12,486 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 00:59:12,487 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-pthread/cs_queue-2.i [2020-10-28 00:59:12,563 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ac3e30f83/a073643e267f4cfdb717b06fd9365c40/FLAGed9643cec [2020-10-28 00:59:13,450 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 00:59:13,450 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/seq-pthread/cs_queue-2.i [2020-10-28 00:59:13,476 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ac3e30f83/a073643e267f4cfdb717b06fd9365c40/FLAGed9643cec [2020-10-28 00:59:13,664 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ac3e30f83/a073643e267f4cfdb717b06fd9365c40 [2020-10-28 00:59:13,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 00:59:13,675 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 00:59:13,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 00:59:13,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 00:59:13,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 00:59:13,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 12:59:13" (1/1) ... [2020-10-28 00:59:13,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d88490e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:13, skipping insertion in model container [2020-10-28 00:59:13,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 12:59:13" (1/1) ... [2020-10-28 00:59:13,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 00:59:13,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 00:59:14,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 00:59:14,584 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 00:59:14,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 00:59:14,906 INFO L208 MainTranslator]: Completed translation [2020-10-28 00:59:14,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:14 WrapperNode [2020-10-28 00:59:14,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 00:59:14,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 00:59:14,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 00:59:14,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 00:59:14,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:14" (1/1) ... [2020-10-28 00:59:14,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:14" (1/1) ... [2020-10-28 00:59:14,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:14" (1/1) ... [2020-10-28 00:59:14,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:14" (1/1) ... [2020-10-28 00:59:15,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:14" (1/1) ... [2020-10-28 00:59:15,112 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:14" (1/1) ... [2020-10-28 00:59:15,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:14" (1/1) ... [2020-10-28 00:59:15,164 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 00:59:15,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 00:59:15,165 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 00:59:15,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 00:59:15,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 12:59:14" (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 [2020-10-28 00:59:15,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 00:59:15,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 00:59:15,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-10-28 00:59:15,274 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 00:59:15,274 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 00:59:15,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-10-28 00:59:15,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-10-28 00:59:15,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2020-10-28 00:59:15,275 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2020-10-28 00:59:15,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2020-10-28 00:59:15,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-10-28 00:59:15,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-10-28 00:59:15,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2020-10-28 00:59:15,277 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_destroy [2020-10-28 00:59:15,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2020-10-28 00:59:15,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2020-10-28 00:59:15,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_init [2020-10-28 00:59:15,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_signal [2020-10-28 00:59:15,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_broadcast [2020-10-28 00:59:15,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_wait [2020-10-28 00:59:15,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assert [2020-10-28 00:59:15,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2020-10-28 00:59:15,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2020-10-28 00:59:15,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-10-28 00:59:15,280 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2020-10-28 00:59:15,280 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2020-10-28 00:59:15,280 INFO L138 BoogieDeclarations]: Found implementation of procedure full [2020-10-28 00:59:15,281 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2020-10-28 00:59:15,281 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue [2020-10-28 00:59:15,281 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-10-28 00:59:15,281 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-10-28 00:59:15,281 INFO L138 BoogieDeclarations]: Found implementation of procedure main_thread [2020-10-28 00:59:15,281 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 00:59:15,282 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 00:59:15,282 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 00:59:15,282 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 00:59:15,283 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 00:59:15,283 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 00:59:15,283 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 00:59:15,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 00:59:15,283 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2020-10-28 00:59:15,283 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2020-10-28 00:59:15,284 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2020-10-28 00:59:15,284 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2020-10-28 00:59:15,284 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2020-10-28 00:59:15,284 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2020-10-28 00:59:15,284 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2020-10-28 00:59:15,284 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2020-10-28 00:59:15,285 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2020-10-28 00:59:15,285 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2020-10-28 00:59:15,285 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2020-10-28 00:59:15,285 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2020-10-28 00:59:15,286 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2020-10-28 00:59:15,286 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2020-10-28 00:59:15,286 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2020-10-28 00:59:15,287 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2020-10-28 00:59:15,288 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2020-10-28 00:59:15,288 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2020-10-28 00:59:15,288 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2020-10-28 00:59:15,288 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2020-10-28 00:59:15,289 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2020-10-28 00:59:15,289 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2020-10-28 00:59:15,289 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2020-10-28 00:59:15,289 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2020-10-28 00:59:15,289 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2020-10-28 00:59:15,289 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2020-10-28 00:59:15,290 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2020-10-28 00:59:15,290 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2020-10-28 00:59:15,290 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-10-28 00:59:15,290 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2020-10-28 00:59:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2020-10-28 00:59:15,291 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2020-10-28 00:59:15,293 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2020-10-28 00:59:15,293 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2020-10-28 00:59:15,293 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2020-10-28 00:59:15,293 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2020-10-28 00:59:15,294 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2020-10-28 00:59:15,294 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2020-10-28 00:59:15,294 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 00:59:15,294 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-28 00:59:15,294 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2020-10-28 00:59:15,294 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2020-10-28 00:59:15,295 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2020-10-28 00:59:15,295 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-28 00:59:15,296 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2020-10-28 00:59:15,296 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2020-10-28 00:59:15,296 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2020-10-28 00:59:15,296 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2020-10-28 00:59:15,296 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2020-10-28 00:59:15,296 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2020-10-28 00:59:15,297 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2020-10-28 00:59:15,297 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2020-10-28 00:59:15,297 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2020-10-28 00:59:15,297 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2020-10-28 00:59:15,297 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2020-10-28 00:59:15,297 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2020-10-28 00:59:15,298 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2020-10-28 00:59:15,298 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2020-10-28 00:59:15,298 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2020-10-28 00:59:15,298 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2020-10-28 00:59:15,298 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2020-10-28 00:59:15,298 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2020-10-28 00:59:15,299 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2020-10-28 00:59:15,299 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2020-10-28 00:59:15,299 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2020-10-28 00:59:15,299 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2020-10-28 00:59:15,299 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2020-10-28 00:59:15,299 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2020-10-28 00:59:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2020-10-28 00:59:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2020-10-28 00:59:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2020-10-28 00:59:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2020-10-28 00:59:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-28 00:59:15,300 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2020-10-28 00:59:15,301 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2020-10-28 00:59:15,301 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2020-10-28 00:59:15,301 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2020-10-28 00:59:15,302 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2020-10-28 00:59:15,303 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2020-10-28 00:59:15,303 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2020-10-28 00:59:15,303 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2020-10-28 00:59:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2020-10-28 00:59:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2020-10-28 00:59:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2020-10-28 00:59:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2020-10-28 00:59:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2020-10-28 00:59:15,304 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2020-10-28 00:59:15,305 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2020-10-28 00:59:15,305 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2020-10-28 00:59:15,305 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2020-10-28 00:59:15,306 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2020-10-28 00:59:15,307 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2020-10-28 00:59:15,310 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2020-10-28 00:59:15,311 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2020-10-28 00:59:15,311 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2020-10-28 00:59:15,312 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2020-10-28 00:59:15,312 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2020-10-28 00:59:15,313 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2020-10-28 00:59:15,313 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2020-10-28 00:59:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2020-10-28 00:59:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-10-28 00:59:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-10-28 00:59:15,315 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-10-28 00:59:15,321 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-10-28 00:59:15,321 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-10-28 00:59:15,321 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-10-28 00:59:15,322 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-10-28 00:59:15,322 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-10-28 00:59:15,322 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-10-28 00:59:15,322 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-10-28 00:59:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-10-28 00:59:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-10-28 00:59:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-10-28 00:59:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-10-28 00:59:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-10-28 00:59:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-10-28 00:59:15,323 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-10-28 00:59:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-10-28 00:59:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2020-10-28 00:59:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2020-10-28 00:59:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2020-10-28 00:59:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-10-28 00:59:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-10-28 00:59:15,324 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-10-28 00:59:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-10-28 00:59:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-10-28 00:59:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-10-28 00:59:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-10-28 00:59:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-10-28 00:59:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-10-28 00:59:15,325 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-10-28 00:59:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-10-28 00:59:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-10-28 00:59:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-10-28 00:59:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-10-28 00:59:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-10-28 00:59:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-10-28 00:59:15,326 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-10-28 00:59:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-10-28 00:59:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-10-28 00:59:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-10-28 00:59:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-10-28 00:59:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-10-28 00:59:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-10-28 00:59:15,327 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-10-28 00:59:15,328 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-10-28 00:59:15,328 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-10-28 00:59:15,328 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-10-28 00:59:15,328 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-10-28 00:59:15,328 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-10-28 00:59:15,328 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-10-28 00:59:15,328 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-10-28 00:59:15,329 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-10-28 00:59:15,329 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-10-28 00:59:15,329 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-10-28 00:59:15,329 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 00:59:15,329 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 00:59:15,329 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-10-28 00:59:15,330 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 00:59:15,330 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-10-28 00:59:15,330 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-10-28 00:59:15,330 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-10-28 00:59:15,330 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-10-28 00:59:15,330 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-10-28 00:59:15,330 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-10-28 00:59:15,331 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-10-28 00:59:15,331 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 00:59:15,331 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-10-28 00:59:15,331 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-10-28 00:59:15,331 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-10-28 00:59:15,331 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-10-28 00:59:15,331 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-10-28 00:59:15,332 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-10-28 00:59:15,332 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-10-28 00:59:15,332 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-10-28 00:59:15,332 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-10-28 00:59:15,332 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-10-28 00:59:15,332 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-10-28 00:59:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-10-28 00:59:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-10-28 00:59:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-10-28 00:59:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-10-28 00:59:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-10-28 00:59:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-10-28 00:59:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-10-28 00:59:15,333 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-10-28 00:59:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-10-28 00:59:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-10-28 00:59:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-10-28 00:59:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-10-28 00:59:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-10-28 00:59:15,334 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-10-28 00:59:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-10-28 00:59:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-10-28 00:59:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-10-28 00:59:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-10-28 00:59:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-10-28 00:59:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-10-28 00:59:15,335 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-10-28 00:59:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-10-28 00:59:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-10-28 00:59:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-10-28 00:59:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-10-28 00:59:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-10-28 00:59:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-10-28 00:59:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-10-28 00:59:15,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-10-28 00:59:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 00:59:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-10-28 00:59:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-10-28 00:59:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2020-10-28 00:59:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_destroy [2020-10-28 00:59:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 00:59:15,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 00:59:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2020-10-28 00:59:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2020-10-28 00:59:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_init [2020-10-28 00:59:15,338 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_signal [2020-10-28 00:59:15,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 00:59:15,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 00:59:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_broadcast [2020-10-28 00:59:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_wait [2020-10-28 00:59:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assert [2020-10-28 00:59:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2020-10-28 00:59:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2020-10-28 00:59:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-10-28 00:59:15,344 INFO L130 BoogieDeclarations]: Found specification of procedure init [2020-10-28 00:59:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2020-10-28 00:59:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure full [2020-10-28 00:59:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2020-10-28 00:59:15,346 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue [2020-10-28 00:59:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-10-28 00:59:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-10-28 00:59:15,348 INFO L130 BoogieDeclarations]: Found specification of procedure main_thread [2020-10-28 00:59:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 00:59:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 00:59:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-10-28 00:59:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 00:59:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 00:59:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 00:59:15,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 00:59:16,121 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,121 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0;call ULTIMATE.dealloc(~#id1~0.base, ~#id1~0.offset);havoc ~#id1~0.base, ~#id1~0.offset;call ULTIMATE.dealloc(~#id2~0.base, ~#id2~0.offset);havoc ~#id2~0.base, ~#id2~0.offset; [2020-10-28 00:59:16,121 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L1132: SUMMARY for call __CS_cs(); srcloc: null [2020-10-28 00:59:16,122 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L1132-1: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0;call ULTIMATE.dealloc(~#id1~0.base, ~#id1~0.offset);havoc ~#id1~0.base, ~#id1~0.offset;call ULTIMATE.dealloc(~#id2~0.base, ~#id2~0.offset);havoc ~#id2~0.base, ~#id2~0.offset; [2020-10-28 00:59:16,122 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L1132-1: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,122 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,122 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0;call ULTIMATE.dealloc(~#id1~0.base, ~#id1~0.offset);havoc ~#id1~0.base, ~#id1~0.offset;call ULTIMATE.dealloc(~#id2~0.base, ~#id2~0.offset);havoc ~#id2~0.base, ~#id2~0.offset; [2020-10-28 00:59:16,282 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,283 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-28 00:59:16,283 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,283 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-28 00:59:16,283 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##61: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,283 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##60: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-28 00:59:16,283 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,284 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##62: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-28 00:59:16,284 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L1075: SUMMARY for call __CS_cs(); srcloc: null [2020-10-28 00:59:16,284 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L1075-1: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-28 00:59:16,284 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L1075-1: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,363 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L1097: SUMMARY for call __CS_cs(); srcloc: null [2020-10-28 00:59:16,363 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L1097-1: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-28 00:59:16,363 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L1097-1: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,363 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-28 00:59:16,364 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,364 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-28 00:59:16,364 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,364 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,364 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-28 00:59:16,558 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,558 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,558 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2020-10-28 00:59:16,558 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2020-10-28 00:59:16,589 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,590 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,590 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2020-10-28 00:59:16,590 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2020-10-28 00:59:16,651 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:16,651 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2020-10-28 00:59:16,727 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2020-10-28 00:59:16,727 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 00:59:21,499 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-10-28 00:59:21,505 INFO L168 Benchmark]: Toolchain (without parser) took 7833.62 ms. Allocated memory was 151.0 MB in the beginning and 320.9 MB in the end (delta: 169.9 MB). Free memory was 123.4 MB in the beginning and 114.7 MB in the end (delta: 8.7 MB). Peak memory consumption was 198.7 MB. Max. memory is 8.0 GB. [2020-10-28 00:59:21,505 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 00:59:21,506 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1230.97 ms. Allocated memory is still 151.0 MB. Free memory was 122.8 MB in the beginning and 85.2 MB in the end (delta: 37.5 MB). Peak memory consumption was 38.6 MB. Max. memory is 8.0 GB. [2020-10-28 00:59:21,507 INFO L168 Benchmark]: Boogie Preprocessor took 255.66 ms. Allocated memory is still 151.0 MB. Free memory was 85.2 MB in the beginning and 75.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-10-28 00:59:21,508 INFO L168 Benchmark]: RCFGBuilder took 6336.74 ms. Allocated memory was 151.0 MB in the beginning and 320.9 MB in the end (delta: 169.9 MB). Free memory was 75.8 MB in the beginning and 114.7 MB in the end (delta: -38.9 MB). Peak memory consumption was 149.5 MB. Max. memory is 8.0 GB. [2020-10-28 00:59:21,512 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory is still 123.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1230.97 ms. Allocated memory is still 151.0 MB. Free memory was 122.8 MB in the beginning and 85.2 MB in the end (delta: 37.5 MB). Peak memory consumption was 38.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 255.66 ms. Allocated memory is still 151.0 MB. Free memory was 85.2 MB in the beginning and 75.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * RCFGBuilder took 6336.74 ms. Allocated memory was 151.0 MB in the beginning and 320.9 MB in the end (delta: 169.9 MB). Free memory was 75.8 MB in the beginning and 114.7 MB in the end (delta: -38.9 MB). Peak memory consumption was 149.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...