/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 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=NARROWEST --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 -i ../../../trunk/examples/svcomp/seq-pthread/cs_queue-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 15:29:48,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 15:29:48,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 15:29:48,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 15:29:48,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 15:29:48,183 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 15:29:48,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 15:29:48,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 15:29:48,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 15:29:48,189 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 15:29:48,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 15:29:48,191 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 15:29:48,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 15:29:48,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 15:29:48,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 15:29:48,195 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 15:29:48,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 15:29:48,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 15:29:48,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 15:29:48,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 15:29:48,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 15:29:48,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 15:29:48,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 15:29:48,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 15:29:48,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 15:29:48,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 15:29:48,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 15:29:48,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 15:29:48,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 15:29:48,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 15:29:48,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 15:29:48,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 15:29:48,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 15:29:48,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 15:29:48,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 15:29:48,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 15:29:48,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 15:29:48,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 15:29:48,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 15:29:48,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 15:29:48,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 15:29:48,236 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 [2020-10-13 15:29:48,289 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 15:29:48,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 15:29:48,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 15:29:48,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 15:29:48,291 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 15:29:48,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 15:29:48,292 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 15:29:48,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 15:29:48,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 15:29:48,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 15:29:48,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 15:29:48,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 15:29:48,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 15:29:48,297 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 15:29:48,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 15:29:48,297 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 15:29:48,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 15:29:48,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 15:29:48,298 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 15:29:48,298 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 15:29:48,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 15:29:48,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 15:29:48,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 15:29:48,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 15:29:48,299 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 15:29:48,299 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 15:29:48,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 15:29:48,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 15:29:48,303 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 15:29:48,303 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 -> 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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 15:29:48,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 15:29:48,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 15:29:48,637 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 15:29:48,638 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 15:29:48,640 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 15:29:48,641 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-pthread/cs_queue-2.i [2020-10-13 15:29:48,715 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8c68045a9/dffe2a8c59c543a2b8e380065523d936/FLAGaf0042c93 [2020-10-13 15:29:49,382 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 15:29:49,383 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/seq-pthread/cs_queue-2.i [2020-10-13 15:29:49,401 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8c68045a9/dffe2a8c59c543a2b8e380065523d936/FLAGaf0042c93 [2020-10-13 15:29:49,640 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8c68045a9/dffe2a8c59c543a2b8e380065523d936 [2020-10-13 15:29:49,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 15:29:49,652 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 15:29:49,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 15:29:49,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 15:29:49,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 15:29:49,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:29:49" (1/1) ... [2020-10-13 15:29:49,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a00abf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:29:49, skipping insertion in model container [2020-10-13 15:29:49,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:29:49" (1/1) ... [2020-10-13 15:29:49,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 15:29:49,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 15:29:50,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 15:29:50,454 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 15:29:50,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 15:29:50,779 INFO L208 MainTranslator]: Completed translation [2020-10-13 15:29:50,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:29:50 WrapperNode [2020-10-13 15:29:50,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 15:29:50,781 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 15:29:50,781 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 15:29:50,781 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 15:29:50,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:29:50" (1/1) ... [2020-10-13 15:29:50,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:29:50" (1/1) ... [2020-10-13 15:29:50,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:29:50" (1/1) ... [2020-10-13 15:29:50,839 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:29:50" (1/1) ... [2020-10-13 15:29:50,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:29:50" (1/1) ... [2020-10-13 15:29:50,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:29:50" (1/1) ... [2020-10-13 15:29:50,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:29:50" (1/1) ... [2020-10-13 15:29:50,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 15:29:50,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 15:29:50,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 15:29:50,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 15:29:50,972 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:29:50" (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 [2020-10-13 15:29:51,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 15:29:51,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 15:29:51,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-10-13 15:29:51,057 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 15:29:51,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-10-13 15:29:51,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-10-13 15:29:51,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2020-10-13 15:29:51,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2020-10-13 15:29:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2020-10-13 15:29:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-10-13 15:29:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-10-13 15:29:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2020-10-13 15:29:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_destroy [2020-10-13 15:29:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2020-10-13 15:29:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2020-10-13 15:29:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_init [2020-10-13 15:29:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_signal [2020-10-13 15:29:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_broadcast [2020-10-13 15:29:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_wait [2020-10-13 15:29:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assert [2020-10-13 15:29:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2020-10-13 15:29:51,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2020-10-13 15:29:51,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-10-13 15:29:51,062 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2020-10-13 15:29:51,062 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2020-10-13 15:29:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure full [2020-10-13 15:29:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2020-10-13 15:29:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue [2020-10-13 15:29:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-10-13 15:29:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-10-13 15:29:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure main_thread [2020-10-13 15:29:51,064 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 15:29:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 15:29:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 15:29:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 15:29:51,064 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2020-10-13 15:29:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2020-10-13 15:29:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2020-10-13 15:29:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2020-10-13 15:29:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2020-10-13 15:29:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2020-10-13 15:29:51,065 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2020-10-13 15:29:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2020-10-13 15:29:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2020-10-13 15:29:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2020-10-13 15:29:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2020-10-13 15:29:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2020-10-13 15:29:51,066 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2020-10-13 15:29:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2020-10-13 15:29:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2020-10-13 15:29:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2020-10-13 15:29:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2020-10-13 15:29:51,067 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2020-10-13 15:29:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2020-10-13 15:29:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2020-10-13 15:29:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2020-10-13 15:29:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2020-10-13 15:29:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2020-10-13 15:29:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2020-10-13 15:29:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2020-10-13 15:29:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2020-10-13 15:29:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2020-10-13 15:29:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2020-10-13 15:29:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-10-13 15:29:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2020-10-13 15:29:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2020-10-13 15:29:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2020-10-13 15:29:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2020-10-13 15:29:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2020-10-13 15:29:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2020-10-13 15:29:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2020-10-13 15:29:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2020-10-13 15:29:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2020-10-13 15:29:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 15:29:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-13 15:29:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2020-10-13 15:29:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2020-10-13 15:29:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2020-10-13 15:29:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-13 15:29:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2020-10-13 15:29:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2020-10-13 15:29:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2020-10-13 15:29:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2020-10-13 15:29:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2020-10-13 15:29:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2020-10-13 15:29:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2020-10-13 15:29:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2020-10-13 15:29:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2020-10-13 15:29:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2020-10-13 15:29:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2020-10-13 15:29:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2020-10-13 15:29:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2020-10-13 15:29:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2020-10-13 15:29:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2020-10-13 15:29:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2020-10-13 15:29:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2020-10-13 15:29:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2020-10-13 15:29:51,076 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2020-10-13 15:29:51,076 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2020-10-13 15:29:51,076 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2020-10-13 15:29:51,076 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2020-10-13 15:29:51,076 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2020-10-13 15:29:51,076 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2020-10-13 15:29:51,077 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2020-10-13 15:29:51,077 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2020-10-13 15:29:51,077 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2020-10-13 15:29:51,077 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2020-10-13 15:29:51,077 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-13 15:29:51,077 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2020-10-13 15:29:51,078 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2020-10-13 15:29:51,078 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2020-10-13 15:29:51,078 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2020-10-13 15:29:51,078 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2020-10-13 15:29:51,078 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2020-10-13 15:29:51,079 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2020-10-13 15:29:51,079 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2020-10-13 15:29:51,079 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2020-10-13 15:29:51,079 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2020-10-13 15:29:51,079 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2020-10-13 15:29:51,079 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2020-10-13 15:29:51,080 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2020-10-13 15:29:51,080 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2020-10-13 15:29:51,080 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2020-10-13 15:29:51,080 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2020-10-13 15:29:51,080 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2020-10-13 15:29:51,081 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2020-10-13 15:29:51,081 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2020-10-13 15:29:51,081 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2020-10-13 15:29:51,081 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2020-10-13 15:29:51,082 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2020-10-13 15:29:51,082 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2020-10-13 15:29:51,082 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2020-10-13 15:29:51,082 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2020-10-13 15:29:51,082 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2020-10-13 15:29:51,082 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2020-10-13 15:29:51,083 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 15:29:51,083 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-13 15:29:51,083 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-13 15:29:51,083 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-10-13 15:29:51,083 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-10-13 15:29:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-10-13 15:29:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-10-13 15:29:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-10-13 15:29:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-10-13 15:29:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-10-13 15:29:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-10-13 15:29:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-10-13 15:29:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-10-13 15:29:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-10-13 15:29:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-10-13 15:29:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-10-13 15:29:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-10-13 15:29:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-10-13 15:29:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-10-13 15:29:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-10-13 15:29:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-10-13 15:29:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2020-10-13 15:29:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2020-10-13 15:29:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2020-10-13 15:29:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-10-13 15:29:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-10-13 15:29:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-10-13 15:29:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-10-13 15:29:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-10-13 15:29:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-10-13 15:29:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-10-13 15:29:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-10-13 15:29:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-10-13 15:29:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-10-13 15:29:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-10-13 15:29:51,088 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-10-13 15:29:51,089 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-10-13 15:29:51,089 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-10-13 15:29:51,089 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-10-13 15:29:51,089 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-10-13 15:29:51,089 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-10-13 15:29:51,089 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-10-13 15:29:51,090 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-10-13 15:29:51,090 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-10-13 15:29:51,090 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-10-13 15:29:51,090 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-10-13 15:29:51,090 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-10-13 15:29:51,090 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-10-13 15:29:51,091 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-10-13 15:29:51,091 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-10-13 15:29:51,091 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-10-13 15:29:51,091 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-10-13 15:29:51,091 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-10-13 15:29:51,091 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-10-13 15:29:51,092 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-10-13 15:29:51,092 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-10-13 15:29:51,092 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-10-13 15:29:51,092 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-10-13 15:29:51,092 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 15:29:51,092 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 15:29:51,092 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-10-13 15:29:51,093 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 15:29:51,093 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-10-13 15:29:51,093 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-10-13 15:29:51,093 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-10-13 15:29:51,093 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-10-13 15:29:51,093 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-10-13 15:29:51,094 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-10-13 15:29:51,094 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-10-13 15:29:51,094 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-13 15:29:51,094 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-10-13 15:29:51,094 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-10-13 15:29:51,094 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-10-13 15:29:51,095 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-10-13 15:29:51,095 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-10-13 15:29:51,095 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-10-13 15:29:51,095 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-10-13 15:29:51,095 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-10-13 15:29:51,095 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-10-13 15:29:51,096 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-10-13 15:29:51,096 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-10-13 15:29:51,096 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-10-13 15:29:51,096 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-10-13 15:29:51,096 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-10-13 15:29:51,096 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-10-13 15:29:51,097 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-10-13 15:29:51,097 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-10-13 15:29:51,097 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-10-13 15:29:51,097 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-10-13 15:29:51,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-10-13 15:29:51,097 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-10-13 15:29:51,098 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-10-13 15:29:51,098 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-10-13 15:29:51,098 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-10-13 15:29:51,098 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-10-13 15:29:51,098 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-10-13 15:29:51,098 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-10-13 15:29:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-10-13 15:29:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-10-13 15:29:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-10-13 15:29:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-10-13 15:29:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-10-13 15:29:51,099 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-10-13 15:29:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-10-13 15:29:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-10-13 15:29:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-10-13 15:29:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-10-13 15:29:51,100 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-10-13 15:29:51,101 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-10-13 15:29:51,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-10-13 15:29:51,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 15:29:51,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-10-13 15:29:51,101 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-10-13 15:29:51,101 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2020-10-13 15:29:51,102 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_destroy [2020-10-13 15:29:51,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 15:29:51,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 15:29:51,102 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2020-10-13 15:29:51,102 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2020-10-13 15:29:51,102 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_init [2020-10-13 15:29:51,103 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_signal [2020-10-13 15:29:51,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 15:29:51,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 15:29:51,103 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_broadcast [2020-10-13 15:29:51,103 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_wait [2020-10-13 15:29:51,104 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assert [2020-10-13 15:29:51,104 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2020-10-13 15:29:51,104 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2020-10-13 15:29:51,104 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-10-13 15:29:51,104 INFO L130 BoogieDeclarations]: Found specification of procedure init [2020-10-13 15:29:51,104 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2020-10-13 15:29:51,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 15:29:51,105 INFO L130 BoogieDeclarations]: Found specification of procedure full [2020-10-13 15:29:51,105 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2020-10-13 15:29:51,105 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue [2020-10-13 15:29:51,105 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-10-13 15:29:51,105 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-10-13 15:29:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure main_thread [2020-10-13 15:29:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 15:29:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 15:29:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-10-13 15:29:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 15:29:51,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 15:29:51,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 15:29:51,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 15:29:51,818 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L1121: SUMMARY for call __CS_cs(); srcloc: null [2020-10-13 15:29:51,818 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L1121-1: 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; [2020-10-13 15:29:51,819 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L1121-1: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:51,819 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:51,819 INFO L732 $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; [2020-10-13 15:29:51,819 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:51,820 INFO L732 $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; [2020-10-13 15:29:51,966 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:51,966 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-13 15:29:51,967 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:51,967 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-13 15:29:51,967 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L1064: SUMMARY for call __CS_cs(); srcloc: null [2020-10-13 15:29:51,967 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L1064-1: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-13 15:29:51,967 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L1064-1: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:51,967 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##61: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:51,968 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##60: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-13 15:29:51,968 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:51,968 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##62: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-13 15:29:52,034 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-13 15:29:52,035 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:52,035 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-13 15:29:52,035 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:52,036 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L1086: SUMMARY for call __CS_cs(); srcloc: null [2020-10-13 15:29:52,036 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L1086-1: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-13 15:29:52,036 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L1086-1: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:52,036 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:52,036 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-13 15:29:52,153 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:52,154 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:52,154 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2020-10-13 15:29:52,154 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2020-10-13 15:29:52,181 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:52,181 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:52,182 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2020-10-13 15:29:52,182 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2020-10-13 15:29:52,230 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:52,230 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2020-10-13 15:29:52,311 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2020-10-13 15:29:52,311 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !(0 != ~__CS_ret~0 % 256); [2020-10-13 15:29:56,947 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:269) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java: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) [2020-10-13 15:29:56,953 INFO L168 Benchmark]: Toolchain (without parser) took 7301.00 ms. Allocated memory was 146.8 MB in the beginning and 437.8 MB in the end (delta: 291.0 MB). Free memory was 100.5 MB in the beginning and 371.3 MB in the end (delta: -270.8 MB). Peak memory consumption was 315.1 MB. Max. memory is 7.1 GB. [2020-10-13 15:29:56,954 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-13 15:29:56,956 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1127.98 ms. Allocated memory was 146.8 MB in the beginning and 202.9 MB in the end (delta: 56.1 MB). Free memory was 100.3 MB in the beginning and 120.3 MB in the end (delta: -20.1 MB). Peak memory consumption was 45.6 MB. Max. memory is 7.1 GB. [2020-10-13 15:29:56,956 INFO L168 Benchmark]: Boogie Preprocessor took 188.71 ms. Allocated memory is still 202.9 MB. Free memory was 120.3 MB in the beginning and 110.4 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2020-10-13 15:29:56,957 INFO L168 Benchmark]: RCFGBuilder took 5980.50 ms. Allocated memory was 202.9 MB in the beginning and 437.8 MB in the end (delta: 234.9 MB). Free memory was 110.4 MB in the beginning and 371.3 MB in the end (delta: -260.9 MB). Peak memory consumption was 268.9 MB. Max. memory is 7.1 GB. [2020-10-13 15:29:56,961 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1127.98 ms. Allocated memory was 146.8 MB in the beginning and 202.9 MB in the end (delta: 56.1 MB). Free memory was 100.3 MB in the beginning and 120.3 MB in the end (delta: -20.1 MB). Peak memory consumption was 45.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 188.71 ms. Allocated memory is still 202.9 MB. Free memory was 120.3 MB in the beginning and 110.4 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5980.50 ms. Allocated memory was 202.9 MB in the beginning and 437.8 MB in the end (delta: 234.9 MB). Free memory was 110.4 MB in the beginning and 371.3 MB in the end (delta: -260.9 MB). Peak memory consumption was 268.9 MB. Max. memory is 7.1 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:394) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...