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/ldv-regression/fo_test.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:13:47,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:13:47,555 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:13:47,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:13:47,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:13:47,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:13:47,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:13:47,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:13:47,574 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:13:47,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:13:47,580 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:13:47,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:13:47,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:13:47,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:13:47,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:13:47,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:13:47,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:13:47,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:13:47,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:13:47,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:13:47,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:13:47,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:13:47,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:13:47,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:13:47,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:13:47,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:13:47,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:13:47,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:13:47,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:13:47,622 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:13:47,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:13:47,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:13:47,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:13:47,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:13:47,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:13:47,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:13:47,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:13:47,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:13:47,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:13:47,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:13:47,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:13:47,635 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 [2019-08-14 20:13:47,662 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:13:47,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:13:47,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:13:47,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:13:47,664 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:13:47,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:13:47,665 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:13:47,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:13:47,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:13:47,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:13:47,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:13:47,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:13:47,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:13:47,668 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:13:47,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:13:47,668 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:13:47,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:13:47,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:13:47,669 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:13:47,669 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:13:47,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:13:47,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:13:47,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:13:47,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:13:47,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:13:47,671 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:13:47,671 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:13:47,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:13:47,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:13:47,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:13:47,716 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:13:47,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:13:47,722 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:13:47,722 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:13:47,723 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/fo_test.i [2019-08-14 20:13:47,801 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d68cf5e2/d8efebc5b440476b83369d15a2785f6a/FLAG698932bcd [2019-08-14 20:13:48,363 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:13:48,364 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/fo_test.i [2019-08-14 20:13:48,383 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d68cf5e2/d8efebc5b440476b83369d15a2785f6a/FLAG698932bcd [2019-08-14 20:13:48,659 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d68cf5e2/d8efebc5b440476b83369d15a2785f6a [2019-08-14 20:13:48,670 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:13:48,672 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:13:48,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:13:48,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:13:48,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:13:48,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:13:48" (1/1) ... [2019-08-14 20:13:48,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e3da930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:48, skipping insertion in model container [2019-08-14 20:13:48,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:13:48" (1/1) ... [2019-08-14 20:13:48,689 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:13:48,754 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:13:49,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:13:49,261 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:13:49,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:13:49,393 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:13:49,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:49 WrapperNode [2019-08-14 20:13:49,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:13:49,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:13:49,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:13:49,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:13:49,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:49" (1/1) ... [2019-08-14 20:13:49,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:49" (1/1) ... [2019-08-14 20:13:49,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:49" (1/1) ... [2019-08-14 20:13:49,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:49" (1/1) ... [2019-08-14 20:13:49,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:49" (1/1) ... [2019-08-14 20:13:49,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:49" (1/1) ... [2019-08-14 20:13:49,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:49" (1/1) ... [2019-08-14 20:13:49,453 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:13:49,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:13:49,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:13:49,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:13:49,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:13:49" (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 [2019-08-14 20:13:49,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:13:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:13:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-08-14 20:13:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure open [2019-08-14 20:13:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:13:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure l_read [2019-08-14 20:13:49,522 INFO L138 BoogieDeclarations]: Found implementation of procedure l_open [2019-08-14 20:13:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:13:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-14 20:13:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-14 20:13:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-14 20:13:49,523 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-14 20:13:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-14 20:13:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-14 20:13:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-14 20:13:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-14 20:13:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-14 20:13:49,524 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-14 20:13:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-14 20:13:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-14 20:13:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-14 20:13:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-14 20:13:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-14 20:13:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-14 20:13:49,525 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-14 20:13:49,526 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-14 20:13:49,526 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-14 20:13:49,526 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-14 20:13:49,526 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-14 20:13:49,526 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-14 20:13:49,526 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-14 20:13:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-14 20:13:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-14 20:13:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-14 20:13:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-14 20:13:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-14 20:13:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-14 20:13:49,527 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-14 20:13:49,528 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-14 20:13:49,528 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-14 20:13:49,528 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-14 20:13:49,528 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-14 20:13:49,528 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-14 20:13:49,528 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-14 20:13:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-14 20:13:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-14 20:13:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-14 20:13:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-14 20:13:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-14 20:13:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-14 20:13:49,529 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-14 20:13:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-14 20:13:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-14 20:13:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-14 20:13:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-14 20:13:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-14 20:13:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-14 20:13:49,530 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-14 20:13:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-14 20:13:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-14 20:13:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-14 20:13:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-14 20:13:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-14 20:13:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-14 20:13:49,532 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-14 20:13:49,532 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-14 20:13:49,532 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-14 20:13:49,532 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-14 20:13:49,532 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-14 20:13:49,532 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-14 20:13:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-14 20:13:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-14 20:13:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure __secure_getenv [2019-08-14 20:13:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-14 20:13:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-14 20:13:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-14 20:13:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-14 20:13:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-14 20:13:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-14 20:13:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-14 20:13:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-14 20:13:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-14 20:13:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-14 20:13:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-14 20:13:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-14 20:13:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-14 20:13:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-14 20:13:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-14 20:13:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-14 20:13:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-14 20:13:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-14 20:13:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-14 20:13:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-14 20:13:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-14 20:13:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-14 20:13:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-14 20:13:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-14 20:13:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-14 20:13:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-14 20:13:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-14 20:13:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-14 20:13:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-14 20:13:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-14 20:13:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-14 20:13:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-14 20:13:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-14 20:13:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-14 20:13:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure posix_openpt [2019-08-14 20:13:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-14 20:13:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-08-14 20:13:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure stat [2019-08-14 20:13:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure fstat [2019-08-14 20:13:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure fstatat [2019-08-14 20:13:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure lstat [2019-08-14 20:13:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure chmod [2019-08-14 20:13:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure lchmod [2019-08-14 20:13:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure fchmod [2019-08-14 20:13:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure fchmodat [2019-08-14 20:13:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure umask [2019-08-14 20:13:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure mkdir [2019-08-14 20:13:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure mkdirat [2019-08-14 20:13:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure mknod [2019-08-14 20:13:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure mknodat [2019-08-14 20:13:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure mkfifo [2019-08-14 20:13:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure mkfifoat [2019-08-14 20:13:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure utimensat [2019-08-14 20:13:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure futimens [2019-08-14 20:13:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure __fxstat [2019-08-14 20:13:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure __xstat [2019-08-14 20:13:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure __lxstat [2019-08-14 20:13:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure __fxstatat [2019-08-14 20:13:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure __xmknod [2019-08-14 20:13:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure __xmknodat [2019-08-14 20:13:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure fcntl [2019-08-14 20:13:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure open [2019-08-14 20:13:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure openat [2019-08-14 20:13:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure openat64 [2019-08-14 20:13:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure creat [2019-08-14 20:13:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure lockf [2019-08-14 20:13:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure posix_fadvise [2019-08-14 20:13:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure posix_fallocate [2019-08-14 20:13:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-14 20:13:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 20:13:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure l_read [2019-08-14 20:13:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure l_open [2019-08-14 20:13:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:13:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 20:13:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-14 20:13:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:13:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:13:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 20:13:50,017 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:13:50,017 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-14 20:13:50,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:13:50 BoogieIcfgContainer [2019-08-14 20:13:50,019 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:13:50,019 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:13:50,020 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:13:50,020 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:13:50,021 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:13:50" (1/1) ... [2019-08-14 20:13:50,740 WARN L188 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-08-14 20:13:51,003 WARN L188 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2019-08-14 20:13:51,031 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:13:51,033 INFO L168 Benchmark]: Toolchain (without parser) took 2361.52 ms. Allocated memory was 140.5 MB in the beginning and 227.5 MB in the end (delta: 87.0 MB). Free memory was 87.2 MB in the beginning and 138.3 MB in the end (delta: -51.1 MB). Peak memory consumption was 74.3 MB. Max. memory is 7.1 GB. [2019-08-14 20:13:51,034 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 20:13:51,035 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.81 ms. Allocated memory was 140.5 MB in the beginning and 201.9 MB in the end (delta: 61.3 MB). Free memory was 87.0 MB in the beginning and 164.4 MB in the end (delta: -77.4 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-08-14 20:13:51,036 INFO L168 Benchmark]: Boogie Preprocessor took 57.79 ms. Allocated memory is still 201.9 MB. Free memory was 164.4 MB in the beginning and 162.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-14 20:13:51,037 INFO L168 Benchmark]: RCFGBuilder took 565.91 ms. Allocated memory is still 201.9 MB. Free memory was 162.0 MB in the beginning and 118.2 MB in the end (delta: 43.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB. [2019-08-14 20:13:51,038 INFO L168 Benchmark]: Symbolic Interpretation took 1011.78 ms. Allocated memory was 201.9 MB in the beginning and 227.5 MB in the end (delta: 25.7 MB). Free memory was 118.2 MB in the beginning and 138.3 MB in the end (delta: -20.1 MB). Peak memory consumption was 44.0 MB. Max. memory is 7.1 GB. [2019-08-14 20:13:51,042 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 960]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 27#(exists ((v_prenex_1 Int)) (and (< |#t~string6.base| |#StackHeapBarrier|) (= 1 (select |#valid| v_prenex_1)) (not (= 1 ~globalState~0)) (= 0 |#NULL.base|) (= (select |#length| v_prenex_1) 100) (= 8 (select |#length| |#t~string6.base|)) (< |#StackHeapBarrier| v_prenex_1) (= 0 (select |#valid| 0)) (= |#NULL.offset| 0) (= 0 |#t~string6.offset|) (= (select |#valid| |#t~string6.base|) 1))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 721.81 ms. Allocated memory was 140.5 MB in the beginning and 201.9 MB in the end (delta: 61.3 MB). Free memory was 87.0 MB in the beginning and 164.4 MB in the end (delta: -77.4 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.79 ms. Allocated memory is still 201.9 MB. Free memory was 164.4 MB in the beginning and 162.0 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 565.91 ms. Allocated memory is still 201.9 MB. Free memory was 162.0 MB in the beginning and 118.2 MB in the end (delta: 43.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1011.78 ms. Allocated memory was 201.9 MB in the beginning and 227.5 MB in the end (delta: 25.7 MB). Free memory was 118.2 MB in the beginning and 138.3 MB in the end (delta: -20.1 MB). Peak memory consumption was 44.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...