/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/ldv-sets/test_add-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-18 00:24:45,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 00:24:45,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 00:24:45,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 00:24:45,527 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 00:24:45,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 00:24:45,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 00:24:45,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 00:24:45,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 00:24:45,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 00:24:45,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 00:24:45,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 00:24:45,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 00:24:45,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 00:24:45,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 00:24:45,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 00:24:45,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 00:24:45,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 00:24:45,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 00:24:45,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 00:24:45,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 00:24:45,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 00:24:45,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 00:24:45,576 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 00:24:45,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-18 00:24:45,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-18 00:24:45,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-18 00:24:45,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-18 00:24:45,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-18 00:24:45,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-18 00:24:45,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-18 00:24:45,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-18 00:24:45,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-18 00:24:45,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-18 00:24:45,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-18 00:24:45,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-18 00:24:45,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-18 00:24:45,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-18 00:24:45,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 00:24:45,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 00:24:45,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 00:24:45,592 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-18 00:24:45,620 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 00:24:45,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 00:24:45,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 00:24:45,623 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 00:24:45,625 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 00:24:45,626 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 00:24:45,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 00:24:45,626 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 00:24:45,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 00:24:45,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 00:24:45,626 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 00:24:45,627 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 00:24:45,627 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 00:24:45,627 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 00:24:45,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 00:24:45,627 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 00:24:45,628 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 00:24:45,628 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 00:24:45,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 00:24:45,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 00:24:45,629 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 00:24:45,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 00:24:45,629 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-18 00:24:45,901 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 00:24:45,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 00:24:45,917 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 00:24:45,919 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 00:24:45,919 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 00:24:45,920 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-sets/test_add-2.i [2020-07-18 00:24:45,980 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07454d581/e839ae2b7840449a9016e5f511fc307d/FLAG07b974030 [2020-07-18 00:24:46,515 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 00:24:46,516 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-sets/test_add-2.i [2020-07-18 00:24:46,540 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07454d581/e839ae2b7840449a9016e5f511fc307d/FLAG07b974030 [2020-07-18 00:24:46,842 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07454d581/e839ae2b7840449a9016e5f511fc307d [2020-07-18 00:24:46,851 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 00:24:46,855 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 00:24:46,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 00:24:46,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 00:24:46,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 00:24:46,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:24:46" (1/1) ... [2020-07-18 00:24:46,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79bdad55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:46, skipping insertion in model container [2020-07-18 00:24:46,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:24:46" (1/1) ... [2020-07-18 00:24:46,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 00:24:46,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 00:24:47,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:24:47,496 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 00:24:47,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:24:47,664 INFO L208 MainTranslator]: Completed translation [2020-07-18 00:24:47,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:47 WrapperNode [2020-07-18 00:24:47,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 00:24:47,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 00:24:47,666 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 00:24:47,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 00:24:47,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:47" (1/1) ... [2020-07-18 00:24:47,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:47" (1/1) ... [2020-07-18 00:24:47,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:47" (1/1) ... [2020-07-18 00:24:47,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:47" (1/1) ... [2020-07-18 00:24:47,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:47" (1/1) ... [2020-07-18 00:24:47,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:47" (1/1) ... [2020-07-18 00:24:47,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:47" (1/1) ... [2020-07-18 00:24:47,756 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 00:24:47,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 00:24:47,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 00:24:47,757 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 00:24:47,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:47" (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 [2020-07-18 00:24:47,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 00:24:47,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 00:24:47,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-07-18 00:24:47,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-07-18 00:24:47,817 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-18 00:24:47,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-07-18 00:24:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2020-07-18 00:24:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2020-07-18 00:24:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2020-07-18 00:24:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2020-07-18 00:24:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2020-07-18 00:24:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2020-07-18 00:24:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2020-07-18 00:24:47,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_empty [2020-07-18 00:24:47,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_set [2020-07-18 00:24:47,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-07-18 00:24:47,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_del [2020-07-18 00:24:47,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2020-07-18 00:24:47,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_empty [2020-07-18 00:24:47,820 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2020-07-18 00:24:47,820 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 00:24:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-07-18 00:24:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-07-18 00:24:47,820 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-07-18 00:24:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-07-18 00:24:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-07-18 00:24:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-07-18 00:24:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-07-18 00:24:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-07-18 00:24:47,821 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-07-18 00:24:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-07-18 00:24:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-07-18 00:24:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-07-18 00:24:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-07-18 00:24:47,822 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-07-18 00:24:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-07-18 00:24:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-07-18 00:24:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-07-18 00:24:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-07-18 00:24:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-07-18 00:24:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-07-18 00:24:47,823 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-07-18 00:24:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-07-18 00:24:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-07-18 00:24:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-07-18 00:24:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-07-18 00:24:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-07-18 00:24:47,824 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-07-18 00:24:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-07-18 00:24:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-07-18 00:24:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-07-18 00:24:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-07-18 00:24:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-07-18 00:24:47,825 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-07-18 00:24:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-07-18 00:24:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-07-18 00:24:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-07-18 00:24:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-07-18 00:24:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-07-18 00:24:47,826 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-07-18 00:24:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-07-18 00:24:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-07-18 00:24:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-07-18 00:24:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-07-18 00:24:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-07-18 00:24:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-07-18 00:24:47,827 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-07-18 00:24:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-07-18 00:24:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-07-18 00:24:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-07-18 00:24:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-07-18 00:24:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-07-18 00:24:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-07-18 00:24:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-18 00:24:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-07-18 00:24:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-07-18 00:24:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-18 00:24:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-07-18 00:24:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-07-18 00:24:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-07-18 00:24:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-07-18 00:24:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-18 00:24:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-07-18 00:24:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-07-18 00:24:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-18 00:24:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-07-18 00:24:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-07-18 00:24:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-07-18 00:24:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-07-18 00:24:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-07-18 00:24:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-07-18 00:24:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-07-18 00:24:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-07-18 00:24:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-07-18 00:24:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-07-18 00:24:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-07-18 00:24:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-07-18 00:24:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-07-18 00:24:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-07-18 00:24:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-07-18 00:24:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-07-18 00:24:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-07-18 00:24:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-07-18 00:24:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-07-18 00:24:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-07-18 00:24:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-07-18 00:24:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-07-18 00:24:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-07-18 00:24:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-07-18 00:24:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-07-18 00:24:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-07-18 00:24:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-07-18 00:24:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-07-18 00:24:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-07-18 00:24:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-07-18 00:24:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-07-18 00:24:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-07-18 00:24:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-07-18 00:24:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-07-18 00:24:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-07-18 00:24:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-07-18 00:24:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-07-18 00:24:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-07-18 00:24:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 00:24:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-18 00:24:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-18 00:24:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-07-18 00:24:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-18 00:24:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2020-07-18 00:24:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2020-07-18 00:24:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-18 00:24:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2020-07-18 00:24:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2020-07-18 00:24:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2020-07-18 00:24:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-18 00:24:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2020-07-18 00:24:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2020-07-18 00:24:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_empty [2020-07-18 00:24:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_set [2020-07-18 00:24:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-07-18 00:24:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_del [2020-07-18 00:24:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2020-07-18 00:24:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_empty [2020-07-18 00:24:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-18 00:24:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-18 00:24:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-18 00:24:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2020-07-18 00:24:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 00:24:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 00:24:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-18 00:24:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-07-18 00:24:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 00:24:48,755 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 00:24:48,756 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-07-18 00:24:48,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:24:48 BoogieIcfgContainer [2020-07-18 00:24:48,760 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 00:24:48,761 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 00:24:48,761 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 00:24:48,765 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 00:24:48,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 12:24:46" (1/3) ... [2020-07-18 00:24:48,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b66ea93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:24:48, skipping insertion in model container [2020-07-18 00:24:48,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:47" (2/3) ... [2020-07-18 00:24:48,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b66ea93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:24:48, skipping insertion in model container [2020-07-18 00:24:48,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:24:48" (3/3) ... [2020-07-18 00:24:48,768 INFO L109 eAbstractionObserver]: Analyzing ICFG test_add-2.i [2020-07-18 00:24:48,779 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 00:24:48,788 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 00:24:48,802 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 00:24:48,825 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 00:24:48,825 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 00:24:48,826 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-18 00:24:48,826 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 00:24:48,826 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 00:24:48,826 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 00:24:48,826 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 00:24:48,827 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 00:24:48,843 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states. [2020-07-18 00:24:48,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-07-18 00:24:48,857 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:24:48,858 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 00:24:48,859 INFO L427 AbstractCegarLoop]: === Iteration 1 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:24:48,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:24:48,865 INFO L82 PathProgramCache]: Analyzing trace with hash -773204813, now seen corresponding path program 1 times [2020-07-18 00:24:48,875 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:24:48,876 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1604000418] [2020-07-18 00:24:48,876 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:24:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:24:49,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:24:49,193 INFO L280 TraceCheckUtils]: 0: Hoare triple {138#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |~#s1~0.offset| |old(~#s1~0.offset)|) (= |~#s1~0.base| |old(~#s1~0.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|))} #NULL.base, #NULL.offset := 0, 0; {98#true} is VALID [2020-07-18 00:24:49,194 INFO L280 TraceCheckUtils]: 1: Hoare triple {98#true} #valid := #valid[0 := 0]; {98#true} is VALID [2020-07-18 00:24:49,195 INFO L280 TraceCheckUtils]: 2: Hoare triple {98#true} assume 0 < #StackHeapBarrier; {98#true} is VALID [2020-07-18 00:24:49,196 INFO L280 TraceCheckUtils]: 3: Hoare triple {98#true} SUMMARY for call ~#s1~0.base, ~#s1~0.offset := #Ultimate.allocOnStack(8); srcloc: L651 {98#true} is VALID [2020-07-18 00:24:49,196 INFO L280 TraceCheckUtils]: 4: Hoare triple {98#true} SUMMARY for call write~init~$Pointer$(~#s1~0.base, ~#s1~0.offset, ~#s1~0.base, ~#s1~0.offset, 4); srcloc: L651-1 {98#true} is VALID [2020-07-18 00:24:49,197 INFO L280 TraceCheckUtils]: 5: Hoare triple {98#true} SUMMARY for call write~init~$Pointer$(~#s1~0.base, ~#s1~0.offset, ~#s1~0.base, 4 + ~#s1~0.offset, 4); srcloc: L651-2 {98#true} is VALID [2020-07-18 00:24:49,197 INFO L280 TraceCheckUtils]: 6: Hoare triple {98#true} assume true; {98#true} is VALID [2020-07-18 00:24:49,198 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {98#true} {98#true} #234#return; {98#true} is VALID [2020-07-18 00:24:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:24:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:24:49,394 INFO L280 TraceCheckUtils]: 0: Hoare triple {98#true} ~e := #in~e; {98#true} is VALID [2020-07-18 00:24:49,394 INFO L280 TraceCheckUtils]: 1: Hoare triple {98#true} ~s.base, ~s.offset := #in~s.base, #in~s.offset; {98#true} is VALID [2020-07-18 00:24:49,395 INFO L280 TraceCheckUtils]: 2: Hoare triple {98#true} havoc ~m~1.base, ~m~1.offset; {98#true} is VALID [2020-07-18 00:24:49,395 INFO L280 TraceCheckUtils]: 3: Hoare triple {98#true} SUMMARY for call #t~mem22.base, #t~mem22.offset := read~$Pointer$(~s.base, ~s.offset, 4); srcloc: L641 {98#true} is VALID [2020-07-18 00:24:49,395 INFO L280 TraceCheckUtils]: 4: Hoare triple {98#true} ~__mptr~3.base, ~__mptr~3.offset := #t~mem22.base, #t~mem22.offset; {98#true} is VALID [2020-07-18 00:24:49,396 INFO L280 TraceCheckUtils]: 5: Hoare triple {98#true} havoc #t~mem22.base, #t~mem22.offset; {98#true} is VALID [2020-07-18 00:24:49,396 INFO L280 TraceCheckUtils]: 6: Hoare triple {98#true} ~m~1.base, ~m~1.offset := ~__mptr~3.base, ~__mptr~3.offset - 4; {98#true} is VALID [2020-07-18 00:24:49,397 INFO L280 TraceCheckUtils]: 7: Hoare triple {98#true} assume !(~m~1.base != ~s.base || 4 + ~m~1.offset != ~s.offset); {98#true} is VALID [2020-07-18 00:24:49,399 INFO L280 TraceCheckUtils]: 8: Hoare triple {98#true} #res := 0; {152#(and (<= |ldv_is_in_set_#res| 0) (<= 0 |ldv_is_in_set_#res|))} is VALID [2020-07-18 00:24:49,400 INFO L280 TraceCheckUtils]: 9: Hoare triple {152#(and (<= |ldv_is_in_set_#res| 0) (<= 0 |ldv_is_in_set_#res|))} assume true; {152#(and (<= |ldv_is_in_set_#res| 0) (<= 0 |ldv_is_in_set_#res|))} is VALID [2020-07-18 00:24:49,402 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {152#(and (<= |ldv_is_in_set_#res| 0) (<= 0 |ldv_is_in_set_#res|))} {98#true} #216#return; {151#(and (<= 0 |ldv_set_add_#t~ret16|) (<= |ldv_set_add_#t~ret16| 0))} is VALID [2020-07-18 00:24:49,404 INFO L280 TraceCheckUtils]: 0: Hoare triple {139#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~new := #in~new; {98#true} is VALID [2020-07-18 00:24:49,405 INFO L280 TraceCheckUtils]: 1: Hoare triple {98#true} ~s.base, ~s.offset := #in~s.base, #in~s.offset; {98#true} is VALID [2020-07-18 00:24:49,405 INFO L263 TraceCheckUtils]: 2: Hoare triple {98#true} call #t~ret16 := ldv_is_in_set(~new, ~s.base, ~s.offset); {98#true} is VALID [2020-07-18 00:24:49,405 INFO L280 TraceCheckUtils]: 3: Hoare triple {98#true} ~e := #in~e; {98#true} is VALID [2020-07-18 00:24:49,406 INFO L280 TraceCheckUtils]: 4: Hoare triple {98#true} ~s.base, ~s.offset := #in~s.base, #in~s.offset; {98#true} is VALID [2020-07-18 00:24:49,407 INFO L280 TraceCheckUtils]: 5: Hoare triple {98#true} havoc ~m~1.base, ~m~1.offset; {98#true} is VALID [2020-07-18 00:24:49,408 INFO L280 TraceCheckUtils]: 6: Hoare triple {98#true} SUMMARY for call #t~mem22.base, #t~mem22.offset := read~$Pointer$(~s.base, ~s.offset, 4); srcloc: L641 {98#true} is VALID [2020-07-18 00:24:49,408 INFO L280 TraceCheckUtils]: 7: Hoare triple {98#true} ~__mptr~3.base, ~__mptr~3.offset := #t~mem22.base, #t~mem22.offset; {98#true} is VALID [2020-07-18 00:24:49,408 INFO L280 TraceCheckUtils]: 8: Hoare triple {98#true} havoc #t~mem22.base, #t~mem22.offset; {98#true} is VALID [2020-07-18 00:24:49,409 INFO L280 TraceCheckUtils]: 9: Hoare triple {98#true} ~m~1.base, ~m~1.offset := ~__mptr~3.base, ~__mptr~3.offset - 4; {98#true} is VALID [2020-07-18 00:24:49,409 INFO L280 TraceCheckUtils]: 10: Hoare triple {98#true} assume !(~m~1.base != ~s.base || 4 + ~m~1.offset != ~s.offset); {98#true} is VALID [2020-07-18 00:24:49,410 INFO L280 TraceCheckUtils]: 11: Hoare triple {98#true} #res := 0; {152#(and (<= |ldv_is_in_set_#res| 0) (<= 0 |ldv_is_in_set_#res|))} is VALID [2020-07-18 00:24:49,411 INFO L280 TraceCheckUtils]: 12: Hoare triple {152#(and (<= |ldv_is_in_set_#res| 0) (<= 0 |ldv_is_in_set_#res|))} assume true; {152#(and (<= |ldv_is_in_set_#res| 0) (<= 0 |ldv_is_in_set_#res|))} is VALID [2020-07-18 00:24:49,413 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {152#(and (<= |ldv_is_in_set_#res| 0) (<= 0 |ldv_is_in_set_#res|))} {98#true} #216#return; {151#(and (<= 0 |ldv_set_add_#t~ret16|) (<= |ldv_set_add_#t~ret16| 0))} is VALID [2020-07-18 00:24:49,417 INFO L280 TraceCheckUtils]: 14: Hoare triple {151#(and (<= 0 |ldv_set_add_#t~ret16|) (<= |ldv_set_add_#t~ret16| 0))} assume -2147483648 <= #t~ret16 && #t~ret16 <= 2147483647; {151#(and (<= 0 |ldv_set_add_#t~ret16|) (<= |ldv_set_add_#t~ret16| 0))} is VALID [2020-07-18 00:24:49,418 INFO L280 TraceCheckUtils]: 15: Hoare triple {151#(and (<= 0 |ldv_set_add_#t~ret16|) (<= |ldv_set_add_#t~ret16| 0))} assume !(0 == #t~ret16); {99#false} is VALID [2020-07-18 00:24:49,419 INFO L280 TraceCheckUtils]: 16: Hoare triple {99#false} havoc #t~ret16; {99#false} is VALID [2020-07-18 00:24:49,419 INFO L280 TraceCheckUtils]: 17: Hoare triple {99#false} assume true; {99#false} is VALID [2020-07-18 00:24:49,419 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {99#false} {98#true} #222#return; {99#false} is VALID [2020-07-18 00:24:49,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:24:49,441 INFO L280 TraceCheckUtils]: 0: Hoare triple {98#true} ~e := #in~e; {98#true} is VALID [2020-07-18 00:24:49,442 INFO L280 TraceCheckUtils]: 1: Hoare triple {98#true} ~s.base, ~s.offset := #in~s.base, #in~s.offset; {98#true} is VALID [2020-07-18 00:24:49,442 INFO L280 TraceCheckUtils]: 2: Hoare triple {98#true} havoc ~m~1.base, ~m~1.offset; {98#true} is VALID [2020-07-18 00:24:49,443 INFO L280 TraceCheckUtils]: 3: Hoare triple {98#true} SUMMARY for call #t~mem22.base, #t~mem22.offset := read~$Pointer$(~s.base, ~s.offset, 4); srcloc: L641 {98#true} is VALID [2020-07-18 00:24:49,443 INFO L280 TraceCheckUtils]: 4: Hoare triple {98#true} ~__mptr~3.base, ~__mptr~3.offset := #t~mem22.base, #t~mem22.offset; {98#true} is VALID [2020-07-18 00:24:49,443 INFO L280 TraceCheckUtils]: 5: Hoare triple {98#true} havoc #t~mem22.base, #t~mem22.offset; {98#true} is VALID [2020-07-18 00:24:49,444 INFO L280 TraceCheckUtils]: 6: Hoare triple {98#true} ~m~1.base, ~m~1.offset := ~__mptr~3.base, ~__mptr~3.offset - 4; {98#true} is VALID [2020-07-18 00:24:49,444 INFO L280 TraceCheckUtils]: 7: Hoare triple {98#true} assume !(~m~1.base != ~s.base || 4 + ~m~1.offset != ~s.offset); {98#true} is VALID [2020-07-18 00:24:49,444 INFO L280 TraceCheckUtils]: 8: Hoare triple {98#true} #res := 0; {98#true} is VALID [2020-07-18 00:24:49,445 INFO L280 TraceCheckUtils]: 9: Hoare triple {98#true} assume true; {98#true} is VALID [2020-07-18 00:24:49,445 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {98#true} {99#false} #224#return; {99#false} is VALID [2020-07-18 00:24:49,447 INFO L263 TraceCheckUtils]: 0: Hoare triple {98#true} call ULTIMATE.init(); {138#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |~#s1~0.offset| |old(~#s1~0.offset)|) (= |~#s1~0.base| |old(~#s1~0.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|))} is VALID [2020-07-18 00:24:49,448 INFO L280 TraceCheckUtils]: 1: Hoare triple {138#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |~#s1~0.offset| |old(~#s1~0.offset)|) (= |~#s1~0.base| |old(~#s1~0.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|))} #NULL.base, #NULL.offset := 0, 0; {98#true} is VALID [2020-07-18 00:24:49,448 INFO L280 TraceCheckUtils]: 2: Hoare triple {98#true} #valid := #valid[0 := 0]; {98#true} is VALID [2020-07-18 00:24:49,448 INFO L280 TraceCheckUtils]: 3: Hoare triple {98#true} assume 0 < #StackHeapBarrier; {98#true} is VALID [2020-07-18 00:24:49,449 INFO L280 TraceCheckUtils]: 4: Hoare triple {98#true} SUMMARY for call ~#s1~0.base, ~#s1~0.offset := #Ultimate.allocOnStack(8); srcloc: L651 {98#true} is VALID [2020-07-18 00:24:49,449 INFO L280 TraceCheckUtils]: 5: Hoare triple {98#true} SUMMARY for call write~init~$Pointer$(~#s1~0.base, ~#s1~0.offset, ~#s1~0.base, ~#s1~0.offset, 4); srcloc: L651-1 {98#true} is VALID [2020-07-18 00:24:49,449 INFO L280 TraceCheckUtils]: 6: Hoare triple {98#true} SUMMARY for call write~init~$Pointer$(~#s1~0.base, ~#s1~0.offset, ~#s1~0.base, 4 + ~#s1~0.offset, 4); srcloc: L651-2 {98#true} is VALID [2020-07-18 00:24:49,450 INFO L280 TraceCheckUtils]: 7: Hoare triple {98#true} assume true; {98#true} is VALID [2020-07-18 00:24:49,450 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {98#true} {98#true} #234#return; {98#true} is VALID [2020-07-18 00:24:49,450 INFO L263 TraceCheckUtils]: 9: Hoare triple {98#true} call #t~ret28 := main(); {98#true} is VALID [2020-07-18 00:24:49,451 INFO L263 TraceCheckUtils]: 10: Hoare triple {98#true} call foo(); {98#true} is VALID [2020-07-18 00:24:49,451 INFO L280 TraceCheckUtils]: 11: Hoare triple {98#true} assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647; {98#true} is VALID [2020-07-18 00:24:49,451 INFO L280 TraceCheckUtils]: 12: Hoare triple {98#true} ~j~0 := #t~nondet26; {98#true} is VALID [2020-07-18 00:24:49,452 INFO L280 TraceCheckUtils]: 13: Hoare triple {98#true} havoc #t~nondet26; {98#true} is VALID [2020-07-18 00:24:49,454 INFO L263 TraceCheckUtils]: 14: Hoare triple {98#true} call ldv_set_add(~j~0, ~#s1~0.base, ~#s1~0.offset); {139#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 00:24:49,454 INFO L280 TraceCheckUtils]: 15: Hoare triple {139#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~new := #in~new; {98#true} is VALID [2020-07-18 00:24:49,455 INFO L280 TraceCheckUtils]: 16: Hoare triple {98#true} ~s.base, ~s.offset := #in~s.base, #in~s.offset; {98#true} is VALID [2020-07-18 00:24:49,455 INFO L263 TraceCheckUtils]: 17: Hoare triple {98#true} call #t~ret16 := ldv_is_in_set(~new, ~s.base, ~s.offset); {98#true} is VALID [2020-07-18 00:24:49,455 INFO L280 TraceCheckUtils]: 18: Hoare triple {98#true} ~e := #in~e; {98#true} is VALID [2020-07-18 00:24:49,456 INFO L280 TraceCheckUtils]: 19: Hoare triple {98#true} ~s.base, ~s.offset := #in~s.base, #in~s.offset; {98#true} is VALID [2020-07-18 00:24:49,456 INFO L280 TraceCheckUtils]: 20: Hoare triple {98#true} havoc ~m~1.base, ~m~1.offset; {98#true} is VALID [2020-07-18 00:24:49,456 INFO L280 TraceCheckUtils]: 21: Hoare triple {98#true} SUMMARY for call #t~mem22.base, #t~mem22.offset := read~$Pointer$(~s.base, ~s.offset, 4); srcloc: L641 {98#true} is VALID [2020-07-18 00:24:49,457 INFO L280 TraceCheckUtils]: 22: Hoare triple {98#true} ~__mptr~3.base, ~__mptr~3.offset := #t~mem22.base, #t~mem22.offset; {98#true} is VALID [2020-07-18 00:24:49,457 INFO L280 TraceCheckUtils]: 23: Hoare triple {98#true} havoc #t~mem22.base, #t~mem22.offset; {98#true} is VALID [2020-07-18 00:24:49,457 INFO L280 TraceCheckUtils]: 24: Hoare triple {98#true} ~m~1.base, ~m~1.offset := ~__mptr~3.base, ~__mptr~3.offset - 4; {98#true} is VALID [2020-07-18 00:24:49,457 INFO L280 TraceCheckUtils]: 25: Hoare triple {98#true} assume !(~m~1.base != ~s.base || 4 + ~m~1.offset != ~s.offset); {98#true} is VALID [2020-07-18 00:24:49,459 INFO L280 TraceCheckUtils]: 26: Hoare triple {98#true} #res := 0; {152#(and (<= |ldv_is_in_set_#res| 0) (<= 0 |ldv_is_in_set_#res|))} is VALID [2020-07-18 00:24:49,460 INFO L280 TraceCheckUtils]: 27: Hoare triple {152#(and (<= |ldv_is_in_set_#res| 0) (<= 0 |ldv_is_in_set_#res|))} assume true; {152#(and (<= |ldv_is_in_set_#res| 0) (<= 0 |ldv_is_in_set_#res|))} is VALID [2020-07-18 00:24:49,461 INFO L275 TraceCheckUtils]: 28: Hoare quadruple {152#(and (<= |ldv_is_in_set_#res| 0) (<= 0 |ldv_is_in_set_#res|))} {98#true} #216#return; {151#(and (<= 0 |ldv_set_add_#t~ret16|) (<= |ldv_set_add_#t~ret16| 0))} is VALID [2020-07-18 00:24:49,463 INFO L280 TraceCheckUtils]: 29: Hoare triple {151#(and (<= 0 |ldv_set_add_#t~ret16|) (<= |ldv_set_add_#t~ret16| 0))} assume -2147483648 <= #t~ret16 && #t~ret16 <= 2147483647; {151#(and (<= 0 |ldv_set_add_#t~ret16|) (<= |ldv_set_add_#t~ret16| 0))} is VALID [2020-07-18 00:24:49,464 INFO L280 TraceCheckUtils]: 30: Hoare triple {151#(and (<= 0 |ldv_set_add_#t~ret16|) (<= |ldv_set_add_#t~ret16| 0))} assume !(0 == #t~ret16); {99#false} is VALID [2020-07-18 00:24:49,464 INFO L280 TraceCheckUtils]: 31: Hoare triple {99#false} havoc #t~ret16; {99#false} is VALID [2020-07-18 00:24:49,464 INFO L280 TraceCheckUtils]: 32: Hoare triple {99#false} assume true; {99#false} is VALID [2020-07-18 00:24:49,465 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {99#false} {98#true} #222#return; {99#false} is VALID [2020-07-18 00:24:49,465 INFO L263 TraceCheckUtils]: 34: Hoare triple {99#false} call #t~ret27 := ldv_is_in_set(~j~0, ~#s1~0.base, ~#s1~0.offset); {98#true} is VALID [2020-07-18 00:24:49,465 INFO L280 TraceCheckUtils]: 35: Hoare triple {98#true} ~e := #in~e; {98#true} is VALID [2020-07-18 00:24:49,466 INFO L280 TraceCheckUtils]: 36: Hoare triple {98#true} ~s.base, ~s.offset := #in~s.base, #in~s.offset; {98#true} is VALID [2020-07-18 00:24:49,466 INFO L280 TraceCheckUtils]: 37: Hoare triple {98#true} havoc ~m~1.base, ~m~1.offset; {98#true} is VALID [2020-07-18 00:24:49,466 INFO L280 TraceCheckUtils]: 38: Hoare triple {98#true} SUMMARY for call #t~mem22.base, #t~mem22.offset := read~$Pointer$(~s.base, ~s.offset, 4); srcloc: L641 {98#true} is VALID [2020-07-18 00:24:49,467 INFO L280 TraceCheckUtils]: 39: Hoare triple {98#true} ~__mptr~3.base, ~__mptr~3.offset := #t~mem22.base, #t~mem22.offset; {98#true} is VALID [2020-07-18 00:24:49,467 INFO L280 TraceCheckUtils]: 40: Hoare triple {98#true} havoc #t~mem22.base, #t~mem22.offset; {98#true} is VALID [2020-07-18 00:24:49,467 INFO L280 TraceCheckUtils]: 41: Hoare triple {98#true} ~m~1.base, ~m~1.offset := ~__mptr~3.base, ~__mptr~3.offset - 4; {98#true} is VALID [2020-07-18 00:24:49,468 INFO L280 TraceCheckUtils]: 42: Hoare triple {98#true} assume !(~m~1.base != ~s.base || 4 + ~m~1.offset != ~s.offset); {98#true} is VALID [2020-07-18 00:24:49,468 INFO L280 TraceCheckUtils]: 43: Hoare triple {98#true} #res := 0; {98#true} is VALID [2020-07-18 00:24:49,468 INFO L280 TraceCheckUtils]: 44: Hoare triple {98#true} assume true; {98#true} is VALID [2020-07-18 00:24:49,469 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {98#true} {99#false} #224#return; {99#false} is VALID [2020-07-18 00:24:49,469 INFO L280 TraceCheckUtils]: 46: Hoare triple {99#false} assume -2147483648 <= #t~ret27 && #t~ret27 <= 2147483647; {99#false} is VALID [2020-07-18 00:24:49,469 INFO L280 TraceCheckUtils]: 47: Hoare triple {99#false} assume 0 == #t~ret27; {99#false} is VALID [2020-07-18 00:24:49,470 INFO L280 TraceCheckUtils]: 48: Hoare triple {99#false} havoc #t~ret27; {99#false} is VALID [2020-07-18 00:24:49,470 INFO L280 TraceCheckUtils]: 49: Hoare triple {99#false} assume !false; {99#false} is VALID [2020-07-18 00:24:49,475 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-07-18 00:24:49,526 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:24:49,528 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1604000418] [2020-07-18 00:24:49,530 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:24:49,531 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-18 00:24:49,531 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710188037] [2020-07-18 00:24:49,538 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 50 [2020-07-18 00:24:49,541 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:24:49,545 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-18 00:24:49,552 WARN L140 InductivityCheck]: Transition 98#true ( _ , assume !false; , 99#false ) not inductive [2020-07-18 00:24:49,553 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 00:24:49,553 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: inductivity failed at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.evaluateResult(InductivityCheck.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.checkInductivity(InductivityCheck.java:103) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.(InductivityCheck.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.constructInterpolantAutomaton(BasicCegarLoop.java:583) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:455) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-18 00:24:49,560 INFO L168 Benchmark]: Toolchain (without parser) took 2706.19 ms. Allocated memory was 139.5 MB in the beginning and 236.5 MB in the end (delta: 97.0 MB). Free memory was 103.1 MB in the beginning and 119.9 MB in the end (delta: -16.9 MB). Peak memory consumption was 80.1 MB. Max. memory is 7.1 GB. [2020-07-18 00:24:49,561 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-18 00:24:49,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 809.78 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 102.6 MB in the beginning and 163.9 MB in the end (delta: -61.3 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2020-07-18 00:24:49,563 INFO L168 Benchmark]: Boogie Preprocessor took 90.53 ms. Allocated memory is still 203.9 MB. Free memory was 163.9 MB in the beginning and 159.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2020-07-18 00:24:49,564 INFO L168 Benchmark]: RCFGBuilder took 1003.55 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 159.2 MB in the beginning and 182.3 MB in the end (delta: -23.0 MB). Peak memory consumption was 72.5 MB. Max. memory is 7.1 GB. [2020-07-18 00:24:49,565 INFO L168 Benchmark]: TraceAbstraction took 795.23 ms. Allocated memory is still 236.5 MB. Free memory was 182.3 MB in the beginning and 119.9 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 7.1 GB. [2020-07-18 00:24:49,569 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 809.78 ms. Allocated memory was 139.5 MB in the beginning and 203.9 MB in the end (delta: 64.5 MB). Free memory was 102.6 MB in the beginning and 163.9 MB in the end (delta: -61.3 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.53 ms. Allocated memory is still 203.9 MB. Free memory was 163.9 MB in the beginning and 159.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1003.55 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 159.2 MB in the beginning and 182.3 MB in the end (delta: -23.0 MB). Peak memory consumption was 72.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 795.23 ms. Allocated memory is still 236.5 MB. Free memory was 182.3 MB in the beginning and 119.9 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: inductivity failed de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: inductivity failed: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.InductivityCheck.evaluateResult(InductivityCheck.java:142) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...