java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/heap-data/shared_mem1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:54:48,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:54:48,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:54:48,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:54:48,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:54:48,084 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:54:48,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:54:48,087 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:54:48,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:54:48,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:54:48,090 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:54:48,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:54:48,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:54:48,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:54:48,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:54:48,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:54:48,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:54:48,096 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:54:48,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:54:48,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:54:48,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:54:48,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:54:48,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:54:48,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:54:48,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 21:54:48,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 21:54:48,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 21:54:48,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 21:54:48,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 21:54:48,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 21:54:48,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 21:54:48,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 21:54:48,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 21:54:48,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 21:54:48,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 21:54:48,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 21:54:48,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 21:54:48,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 21:54:48,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:54:48,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:54:48,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:54:48,116 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-22 21:54:48,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:54:48,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:54:48,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:54:48,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:54:48,132 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:54:48,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:54:48,132 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:54:48,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:54:48,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:54:48,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:54:48,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:54:48,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:54:48,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:54:48,133 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:54:48,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:54:48,134 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:54:48,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:54:48,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:54:48,134 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:54:48,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:54:48,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:54:48,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:54:48,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:54:48,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:54:48,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:54:48,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:54:48,136 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:54:48,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:54:48,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:54:48,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:54:48,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:54:48,182 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:54:48,184 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:54:48,184 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:54:48,185 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-data/shared_mem1.i [2019-08-22 21:54:48,242 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92ab4361a/b11e220bb6f04e20a65520b17c84e2df/FLAGd1bf08f37 [2019-08-22 21:54:48,766 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:54:48,767 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-data/shared_mem1.i [2019-08-22 21:54:48,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92ab4361a/b11e220bb6f04e20a65520b17c84e2df/FLAGd1bf08f37 [2019-08-22 21:54:49,058 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92ab4361a/b11e220bb6f04e20a65520b17c84e2df [2019-08-22 21:54:49,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:54:49,069 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:54:49,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:54:49,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:54:49,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:54:49,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:54:49" (1/1) ... [2019-08-22 21:54:49,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e57fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:49, skipping insertion in model container [2019-08-22 21:54:49,078 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:54:49" (1/1) ... [2019-08-22 21:54:49,084 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:54:49,127 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:54:49,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:54:49,545 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:54:49,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:54:49,670 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:54:49,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:49 WrapperNode [2019-08-22 21:54:49,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:54:49,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:54:49,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:54:49,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:54:49,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:49" (1/1) ... [2019-08-22 21:54:49,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:49" (1/1) ... [2019-08-22 21:54:49,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:49" (1/1) ... [2019-08-22 21:54:49,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:49" (1/1) ... [2019-08-22 21:54:49,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:49" (1/1) ... [2019-08-22 21:54:49,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:49" (1/1) ... [2019-08-22 21:54:49,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:49" (1/1) ... [2019-08-22 21:54:49,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:54:49,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:54:49,733 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:54:49,734 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:54:49,734 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-08-22 21:54:49,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:54:49,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:54:49,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-22 21:54:49,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-22 21:54:49,788 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:54:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 21:54:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:54:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-22 21:54:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-22 21:54:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-22 21:54:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-22 21:54:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-22 21:54:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-22 21:54:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-22 21:54:49,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-22 21:54:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-22 21:54:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-22 21:54:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-22 21:54:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-22 21:54:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-22 21:54:49,790 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-22 21:54:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-22 21:54:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-22 21:54:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-22 21:54:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-22 21:54:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-22 21:54:49,791 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-22 21:54:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-22 21:54:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-22 21:54:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-22 21:54:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-22 21:54:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-22 21:54:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-22 21:54:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-22 21:54:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-22 21:54:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-22 21:54:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-22 21:54:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-22 21:54:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-22 21:54:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-22 21:54:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-22 21:54:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-22 21:54:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-22 21:54:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-22 21:54:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-22 21:54:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-22 21:54:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-22 21:54:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-22 21:54:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-22 21:54:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-22 21:54:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-22 21:54:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-22 21:54:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-22 21:54:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-22 21:54:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-22 21:54:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-22 21:54:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-22 21:54:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-22 21:54:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-22 21:54:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-22 21:54:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-22 21:54:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-22 21:54:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-22 21:54:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-22 21:54:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-22 21:54:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-22 21:54:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-22 21:54:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-22 21:54:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-22 21:54:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-22 21:54:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-22 21:54:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-22 21:54:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-22 21:54:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-22 21:54:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-22 21:54:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-22 21:54:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-22 21:54:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-22 21:54:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-22 21:54:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-22 21:54:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-22 21:54:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-22 21:54:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-22 21:54:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-22 21:54:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-22 21:54:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-22 21:54:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-22 21:54:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-22 21:54:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-22 21:54:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-22 21:54:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-22 21:54:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-22 21:54:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-22 21:54:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-22 21:54:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-22 21:54:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-22 21:54:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-22 21:54:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-22 21:54:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-22 21:54:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-22 21:54:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-22 21:54:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-22 21:54:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-22 21:54:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-22 21:54:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-22 21:54:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-22 21:54:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-22 21:54:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-22 21:54:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-22 21:54:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-22 21:54:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-22 21:54:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-22 21:54:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:54:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-22 21:54:49,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:54:49,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-22 21:54:49,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-22 21:54:49,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:54:49,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:54:49,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:54:49,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:54:50,285 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:54:50,285 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-22 21:54:50,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:54:50 BoogieIcfgContainer [2019-08-22 21:54:50,286 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:54:50,287 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:54:50,287 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:54:50,287 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:54:50,288 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:54:50" (1/1) ... [2019-08-22 21:54:50,305 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:54:50,307 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:54:50,318 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:54:50,327 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:54:50,329 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:54:50,414 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:54:50,414 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:50,433 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:50,433 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:54:50,434 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:54:50,454 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 27 [2019-08-22 21:54:50,484 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_7|, |v_#memory_int_7|, |v_#memory_$Pointer$.base_7|], 4=[|v_#memory_$Pointer$.offset_8|, |v_#memory_$Pointer$.base_8|]} [2019-08-22 21:54:50,503 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:54:51,483 WARN L188 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2019-08-22 21:54:51,484 INFO L567 ElimStorePlain]: treesize reduction 9, result has 96.4 percent of original size [2019-08-22 21:54:51,496 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:54:51,850 WARN L188 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-08-22 21:54:51,850 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:51,883 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:54:52,268 WARN L188 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-08-22 21:54:52,268 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:52,277 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:54:52,522 WARN L188 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-08-22 21:54:52,523 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:52,531 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:54:52,742 WARN L188 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-08-22 21:54:52,742 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:52,744 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2019-08-22 21:54:52,745 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:246, output treesize:201 [2019-08-22 21:54:52,794 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_19|, |v_#memory_int_20|], 4=[|v_#memory_int_24|], 6=[|v_#memory_$Pointer$.offset_19|, |v_#memory_$Pointer$.base_19|]} [2019-08-22 21:54:52,848 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:54:57,288 WARN L188 SmtUtils]: Spent 4.44 s on a formula simplification. DAG size of input: 165 DAG size of output: 160 [2019-08-22 21:54:57,288 INFO L567 ElimStorePlain]: treesize reduction 8, result has 98.4 percent of original size [2019-08-22 21:54:57,316 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:54:59,486 WARN L188 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 156 [2019-08-22 21:54:59,487 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:59,517 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:55:01,825 WARN L188 SmtUtils]: Spent 2.31 s on a formula simplification that was a NOOP. DAG size: 153 [2019-08-22 21:55:01,826 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:55:01,840 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:55:03,633 WARN L188 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 149 [2019-08-22 21:55:03,633 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:55:03,652 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:55:05,219 WARN L188 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 145 [2019-08-22 21:55:05,219 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:55:05,221 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 5 dim-2 vars, End of recursive call: 10 dim-0 vars, and 1 xjuncts. [2019-08-22 21:55:05,221 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 10 variables, input treesize:486, output treesize:684 [2019-08-22 21:55:05,229 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:55:05,429 WARN L188 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-08-22 21:55:05,618 WARN L188 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-08-22 21:55:05,716 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:55:05,758 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_19|, |v_#memory_int_20|], 6=[|v_#memory_$Pointer$.offset_19|, |v_#memory_$Pointer$.base_19|], 10=[|v_#memory_int_25|]} [2019-08-22 21:55:06,178 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:55:06,583 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.