/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-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-18 00:24:39,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 00:24:39,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 00:24:39,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 00:24:39,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 00:24:39,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 00:24:39,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 00:24:39,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 00:24:39,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 00:24:39,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 00:24:39,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 00:24:39,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 00:24:39,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 00:24:39,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 00:24:39,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 00:24:39,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 00:24:39,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 00:24:39,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 00:24:39,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 00:24:39,455 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 00:24:39,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 00:24:39,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 00:24:39,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 00:24:39,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 00:24:39,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-18 00:24:39,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-18 00:24:39,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-18 00:24:39,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-18 00:24:39,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-18 00:24:39,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-18 00:24:39,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-18 00:24:39,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-18 00:24:39,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-18 00:24:39,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-18 00:24:39,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-18 00:24:39,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-18 00:24:39,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-18 00:24:39,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-18 00:24:39,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 00:24:39,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 00:24:39,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 00:24:39,474 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 00:24:39,482 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 00:24:39,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 00:24:39,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 00:24:39,484 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 00:24:39,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 00:24:39,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 00:24:39,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 00:24:39,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 00:24:39,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 00:24:39,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 00:24:39,485 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 00:24:39,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 00:24:39,486 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 00:24:39,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 00:24:39,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 00:24:39,486 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 00:24:39,486 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 00:24:39,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 00:24:39,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 00:24:39,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 00:24:39,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 00:24:39,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 00:24:39,488 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-18 00:24:39,749 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 00:24:39,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 00:24:39,770 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 00:24:39,772 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 00:24:39,772 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 00:24:39,773 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-sets/test_add-1.i [2020-07-18 00:24:39,852 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cabfe62ef/21dd6cd4a2f340de845cfd0742cc3106/FLAGcc9990a13 [2020-07-18 00:24:40,373 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 00:24:40,374 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-sets/test_add-1.i [2020-07-18 00:24:40,390 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cabfe62ef/21dd6cd4a2f340de845cfd0742cc3106/FLAGcc9990a13 [2020-07-18 00:24:40,665 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cabfe62ef/21dd6cd4a2f340de845cfd0742cc3106 [2020-07-18 00:24:40,674 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 00:24:40,677 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 00:24:40,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 00:24:40,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 00:24:40,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 00:24:40,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:24:40" (1/1) ... [2020-07-18 00:24:40,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@415b81b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:40, skipping insertion in model container [2020-07-18 00:24:40,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 12:24:40" (1/1) ... [2020-07-18 00:24:40,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 00:24:40,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 00:24:41,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:24:41,247 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 00:24:41,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 00:24:41,385 INFO L208 MainTranslator]: Completed translation [2020-07-18 00:24:41,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:41 WrapperNode [2020-07-18 00:24:41,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 00:24:41,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 00:24:41,386 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 00:24:41,387 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 00:24:41,397 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:41" (1/1) ... [2020-07-18 00:24:41,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:41" (1/1) ... [2020-07-18 00:24:41,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:41" (1/1) ... [2020-07-18 00:24:41,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:41" (1/1) ... [2020-07-18 00:24:41,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:41" (1/1) ... [2020-07-18 00:24:41,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:41" (1/1) ... [2020-07-18 00:24:41,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:41" (1/1) ... [2020-07-18 00:24:41,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 00:24:41,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 00:24:41,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 00:24:41,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 00:24:41,474 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:41" (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 00:24:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 00:24:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 00:24:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-07-18 00:24:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-07-18 00:24:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-18 00:24:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-07-18 00:24:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2020-07-18 00:24:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2020-07-18 00:24:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2020-07-18 00:24:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2020-07-18 00:24:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2020-07-18 00:24:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2020-07-18 00:24:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2020-07-18 00:24:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_empty [2020-07-18 00:24:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_set [2020-07-18 00:24:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-07-18 00:24:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_del [2020-07-18 00:24:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2020-07-18 00:24:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_empty [2020-07-18 00:24:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2020-07-18 00:24:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 00:24:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-07-18 00:24:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-07-18 00:24:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-07-18 00:24:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-07-18 00:24:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-07-18 00:24:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-07-18 00:24:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-07-18 00:24:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-07-18 00:24:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-07-18 00:24:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-07-18 00:24:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-07-18 00:24:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-07-18 00:24:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-07-18 00:24:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-07-18 00:24:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-07-18 00:24:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-07-18 00:24:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-07-18 00:24:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-07-18 00:24:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-07-18 00:24:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-07-18 00:24:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-07-18 00:24:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-07-18 00:24:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-07-18 00:24:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-07-18 00:24:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-07-18 00:24:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-07-18 00:24:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-07-18 00:24:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-07-18 00:24:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-07-18 00:24:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-07-18 00:24:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-07-18 00:24:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-07-18 00:24:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-07-18 00:24:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-07-18 00:24:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-07-18 00:24:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-07-18 00:24:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-07-18 00:24:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-07-18 00:24:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-07-18 00:24:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-07-18 00:24:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-07-18 00:24:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-07-18 00:24:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-07-18 00:24:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-07-18 00:24:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-07-18 00:24:41,544 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-07-18 00:24:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-07-18 00:24:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-07-18 00:24:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-07-18 00:24:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-07-18 00:24:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-07-18 00:24:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-07-18 00:24:41,545 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-18 00:24:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-07-18 00:24:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-07-18 00:24:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-18 00:24:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-07-18 00:24:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-07-18 00:24:41,546 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-07-18 00:24:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-07-18 00:24:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-18 00:24:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-07-18 00:24:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-07-18 00:24:41,547 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-18 00:24:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-07-18 00:24:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-07-18 00:24:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-07-18 00:24:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-07-18 00:24:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-07-18 00:24:41,548 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-07-18 00:24:41,549 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-07-18 00:24:41,549 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-07-18 00:24:41,549 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-07-18 00:24:41,549 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-07-18 00:24:41,549 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-07-18 00:24:41,549 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-07-18 00:24:41,549 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-07-18 00:24:41,550 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-07-18 00:24:41,550 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-07-18 00:24:41,550 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-07-18 00:24:41,550 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-07-18 00:24:41,550 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-07-18 00:24:41,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-07-18 00:24:41,551 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-07-18 00:24:41,551 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-07-18 00:24:41,551 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-07-18 00:24:41,551 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-07-18 00:24:41,551 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-07-18 00:24:41,551 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-07-18 00:24:41,551 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-07-18 00:24:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-07-18 00:24:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-07-18 00:24:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-07-18 00:24:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-07-18 00:24:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-07-18 00:24:41,552 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-07-18 00:24:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-07-18 00:24:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-07-18 00:24:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-07-18 00:24:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-07-18 00:24:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-07-18 00:24:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-07-18 00:24:41,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 00:24:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-18 00:24:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-18 00:24:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-07-18 00:24:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-18 00:24:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2020-07-18 00:24:41,554 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2020-07-18 00:24:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-18 00:24:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2020-07-18 00:24:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2020-07-18 00:24:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2020-07-18 00:24:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-18 00:24:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2020-07-18 00:24:41,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2020-07-18 00:24:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_empty [2020-07-18 00:24:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_set [2020-07-18 00:24:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-07-18 00:24:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_del [2020-07-18 00:24:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2020-07-18 00:24:41,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_empty [2020-07-18 00:24:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-18 00:24:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-18 00:24:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-18 00:24:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2020-07-18 00:24:41,557 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 00:24:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 00:24:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-18 00:24:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-07-18 00:24:41,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 00:24:42,450 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 00:24:42,451 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-07-18 00:24:42,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:24:42 BoogieIcfgContainer [2020-07-18 00:24:42,456 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 00:24:42,457 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 00:24:42,457 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 00:24:42,460 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 00:24:42,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 12:24:40" (1/3) ... [2020-07-18 00:24:42,461 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dfdf1c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:24:42, skipping insertion in model container [2020-07-18 00:24:42,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 12:24:41" (2/3) ... [2020-07-18 00:24:42,462 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dfdf1c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 12:24:42, skipping insertion in model container [2020-07-18 00:24:42,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 12:24:42" (3/3) ... [2020-07-18 00:24:42,464 INFO L109 eAbstractionObserver]: Analyzing ICFG test_add-1.i [2020-07-18 00:24:42,475 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 00:24:42,483 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 00:24:42,498 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 00:24:42,521 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 00:24:42,521 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 00:24:42,521 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-18 00:24:42,521 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 00:24:42,522 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 00:24:42,522 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 00:24:42,522 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 00:24:42,522 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 00:24:42,539 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states. [2020-07-18 00:24:42,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-07-18 00:24:42,553 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 00:24:42,554 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 00:24:42,555 INFO L427 AbstractCegarLoop]: === Iteration 1 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 00:24:42,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 00:24:42,561 INFO L82 PathProgramCache]: Analyzing trace with hash -773204813, now seen corresponding path program 1 times [2020-07-18 00:24:42,570 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 00:24:42,571 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [365149767] [2020-07-18 00:24:42,571 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 00:24:42,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:24:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:24:42,871 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 00:24:42,872 INFO L280 TraceCheckUtils]: 1: Hoare triple {98#true} #valid := #valid[0 := 0]; {98#true} is VALID [2020-07-18 00:24:42,873 INFO L280 TraceCheckUtils]: 2: Hoare triple {98#true} assume 0 < #StackHeapBarrier; {98#true} is VALID [2020-07-18 00:24:42,873 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 00:24:42,874 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 00:24:42,874 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 00:24:42,875 INFO L280 TraceCheckUtils]: 6: Hoare triple {98#true} assume true; {98#true} is VALID [2020-07-18 00:24:42,875 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {98#true} {98#true} #234#return; {98#true} is VALID [2020-07-18 00:24:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:24:42,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:24:43,043 INFO L280 TraceCheckUtils]: 0: Hoare triple {98#true} ~e := #in~e; {98#true} is VALID [2020-07-18 00:24:43,044 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 00:24:43,044 INFO L280 TraceCheckUtils]: 2: Hoare triple {98#true} havoc ~m~1.base, ~m~1.offset; {98#true} is VALID [2020-07-18 00:24:43,045 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 00:24:43,046 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 00:24:43,046 INFO L280 TraceCheckUtils]: 5: Hoare triple {98#true} havoc #t~mem22.base, #t~mem22.offset; {98#true} is VALID [2020-07-18 00:24:43,046 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 00:24:43,047 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 00:24:43,050 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 00:24:43,051 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 00:24:43,053 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 00:24:43,055 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 00:24:43,056 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 00:24:43,056 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 00:24:43,056 INFO L280 TraceCheckUtils]: 3: Hoare triple {98#true} ~e := #in~e; {98#true} is VALID [2020-07-18 00:24:43,057 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 00:24:43,057 INFO L280 TraceCheckUtils]: 5: Hoare triple {98#true} havoc ~m~1.base, ~m~1.offset; {98#true} is VALID [2020-07-18 00:24:43,059 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 00:24:43,059 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 00:24:43,059 INFO L280 TraceCheckUtils]: 8: Hoare triple {98#true} havoc #t~mem22.base, #t~mem22.offset; {98#true} is VALID [2020-07-18 00:24:43,060 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 00:24:43,061 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 00:24:43,062 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 00:24:43,064 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 00:24:43,066 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 00:24:43,067 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 00:24:43,069 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 00:24:43,069 INFO L280 TraceCheckUtils]: 16: Hoare triple {99#false} havoc #t~ret16; {99#false} is VALID [2020-07-18 00:24:43,070 INFO L280 TraceCheckUtils]: 17: Hoare triple {99#false} assume true; {99#false} is VALID [2020-07-18 00:24:43,070 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {99#false} {98#true} #222#return; {99#false} is VALID [2020-07-18 00:24:43,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 00:24:43,098 INFO L280 TraceCheckUtils]: 0: Hoare triple {98#true} ~e := #in~e; {98#true} is VALID [2020-07-18 00:24:43,099 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 00:24:43,099 INFO L280 TraceCheckUtils]: 2: Hoare triple {98#true} havoc ~m~1.base, ~m~1.offset; {98#true} is VALID [2020-07-18 00:24:43,100 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 00:24:43,100 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 00:24:43,100 INFO L280 TraceCheckUtils]: 5: Hoare triple {98#true} havoc #t~mem22.base, #t~mem22.offset; {98#true} is VALID [2020-07-18 00:24:43,101 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 00:24:43,101 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 00:24:43,101 INFO L280 TraceCheckUtils]: 8: Hoare triple {98#true} #res := 0; {98#true} is VALID [2020-07-18 00:24:43,102 INFO L280 TraceCheckUtils]: 9: Hoare triple {98#true} assume true; {98#true} is VALID [2020-07-18 00:24:43,102 INFO L275 TraceCheckUtils]: 10: Hoare quadruple {98#true} {99#false} #224#return; {99#false} is VALID [2020-07-18 00:24:43,104 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 00:24:43,105 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 00:24:43,105 INFO L280 TraceCheckUtils]: 2: Hoare triple {98#true} #valid := #valid[0 := 0]; {98#true} is VALID [2020-07-18 00:24:43,105 INFO L280 TraceCheckUtils]: 3: Hoare triple {98#true} assume 0 < #StackHeapBarrier; {98#true} is VALID [2020-07-18 00:24:43,106 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 00:24:43,106 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 00:24:43,109 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 00:24:43,110 INFO L280 TraceCheckUtils]: 7: Hoare triple {98#true} assume true; {98#true} is VALID [2020-07-18 00:24:43,110 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {98#true} {98#true} #234#return; {98#true} is VALID [2020-07-18 00:24:43,111 INFO L263 TraceCheckUtils]: 9: Hoare triple {98#true} call #t~ret28 := main(); {98#true} is VALID [2020-07-18 00:24:43,111 INFO L263 TraceCheckUtils]: 10: Hoare triple {98#true} call foo(); {98#true} is VALID [2020-07-18 00:24:43,111 INFO L280 TraceCheckUtils]: 11: Hoare triple {98#true} assume -2147483648 <= #t~nondet26 && #t~nondet26 <= 2147483647; {98#true} is VALID [2020-07-18 00:24:43,112 INFO L280 TraceCheckUtils]: 12: Hoare triple {98#true} ~j~0 := #t~nondet26; {98#true} is VALID [2020-07-18 00:24:43,112 INFO L280 TraceCheckUtils]: 13: Hoare triple {98#true} havoc #t~nondet26; {98#true} is VALID [2020-07-18 00:24:43,116 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 00:24:43,117 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 00:24:43,117 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 00:24:43,118 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 00:24:43,118 INFO L280 TraceCheckUtils]: 18: Hoare triple {98#true} ~e := #in~e; {98#true} is VALID [2020-07-18 00:24:43,118 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 00:24:43,119 INFO L280 TraceCheckUtils]: 20: Hoare triple {98#true} havoc ~m~1.base, ~m~1.offset; {98#true} is VALID [2020-07-18 00:24:43,119 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 00:24:43,120 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 00:24:43,120 INFO L280 TraceCheckUtils]: 23: Hoare triple {98#true} havoc #t~mem22.base, #t~mem22.offset; {98#true} is VALID [2020-07-18 00:24:43,121 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 00:24:43,122 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 00:24:43,123 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 00:24:43,124 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 00:24:43,126 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 00:24:43,127 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 00:24:43,128 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 00:24:43,129 INFO L280 TraceCheckUtils]: 31: Hoare triple {99#false} havoc #t~ret16; {99#false} is VALID [2020-07-18 00:24:43,129 INFO L280 TraceCheckUtils]: 32: Hoare triple {99#false} assume true; {99#false} is VALID [2020-07-18 00:24:43,130 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {99#false} {98#true} #222#return; {99#false} is VALID [2020-07-18 00:24:43,130 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 00:24:43,130 INFO L280 TraceCheckUtils]: 35: Hoare triple {98#true} ~e := #in~e; {98#true} is VALID [2020-07-18 00:24:43,130 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 00:24:43,131 INFO L280 TraceCheckUtils]: 37: Hoare triple {98#true} havoc ~m~1.base, ~m~1.offset; {98#true} is VALID [2020-07-18 00:24:43,134 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 00:24:43,135 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 00:24:43,135 INFO L280 TraceCheckUtils]: 40: Hoare triple {98#true} havoc #t~mem22.base, #t~mem22.offset; {98#true} is VALID [2020-07-18 00:24:43,136 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 00:24:43,137 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 00:24:43,137 INFO L280 TraceCheckUtils]: 43: Hoare triple {98#true} #res := 0; {98#true} is VALID [2020-07-18 00:24:43,138 INFO L280 TraceCheckUtils]: 44: Hoare triple {98#true} assume true; {98#true} is VALID [2020-07-18 00:24:43,138 INFO L275 TraceCheckUtils]: 45: Hoare quadruple {98#true} {99#false} #224#return; {99#false} is VALID [2020-07-18 00:24:43,139 INFO L280 TraceCheckUtils]: 46: Hoare triple {99#false} assume -2147483648 <= #t~ret27 && #t~ret27 <= 2147483647; {99#false} is VALID [2020-07-18 00:24:43,139 INFO L280 TraceCheckUtils]: 47: Hoare triple {99#false} assume 0 != #t~ret27; {99#false} is VALID [2020-07-18 00:24:43,141 INFO L280 TraceCheckUtils]: 48: Hoare triple {99#false} havoc #t~ret27; {99#false} is VALID [2020-07-18 00:24:43,141 INFO L280 TraceCheckUtils]: 49: Hoare triple {99#false} assume !false; {99#false} is VALID [2020-07-18 00:24:43,150 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 00:24:43,238 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-18 00:24:43,241 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [365149767] [2020-07-18 00:24:43,245 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 00:24:43,246 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-18 00:24:43,246 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640830169] [2020-07-18 00:24:43,255 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 50 [2020-07-18 00:24:43,264 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 00:24:43,268 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-18 00:24:43,276 WARN L140 InductivityCheck]: Transition 98#true ( _ , assume !false; , 99#false ) not inductive [2020-07-18 00:24:43,277 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 00:24:43,277 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 00:24:43,284 INFO L168 Benchmark]: Toolchain (without parser) took 2606.38 ms. Allocated memory was 144.2 MB in the beginning and 232.3 MB in the end (delta: 88.1 MB). Free memory was 101.2 MB in the beginning and 120.1 MB in the end (delta: -18.9 MB). Peak memory consumption was 69.1 MB. Max. memory is 7.1 GB. [2020-07-18 00:24:43,286 INFO L168 Benchmark]: CDTParser took 0.85 ms. Allocated memory is still 144.2 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-18 00:24:43,288 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.74 ms. Allocated memory was 144.2 MB in the beginning and 201.3 MB in the end (delta: 57.1 MB). Free memory was 100.8 MB in the beginning and 161.2 MB in the end (delta: -60.4 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2020-07-18 00:24:43,289 INFO L168 Benchmark]: Boogie Preprocessor took 86.50 ms. Allocated memory is still 201.3 MB. Free memory was 161.2 MB in the beginning and 157.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-18 00:24:43,291 INFO L168 Benchmark]: RCFGBuilder took 982.52 ms. Allocated memory was 201.3 MB in the beginning and 232.3 MB in the end (delta: 30.9 MB). Free memory was 157.0 MB in the beginning and 183.0 MB in the end (delta: -26.0 MB). Peak memory consumption was 77.1 MB. Max. memory is 7.1 GB. [2020-07-18 00:24:43,292 INFO L168 Benchmark]: TraceAbstraction took 823.32 ms. Allocated memory is still 232.3 MB. Free memory was 183.0 MB in the beginning and 120.1 MB in the end (delta: 62.9 MB). Peak memory consumption was 62.9 MB. Max. memory is 7.1 GB. [2020-07-18 00:24:43,305 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 0.85 ms. Allocated memory is still 144.2 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 707.74 ms. Allocated memory was 144.2 MB in the beginning and 201.3 MB in the end (delta: 57.1 MB). Free memory was 100.8 MB in the beginning and 161.2 MB in the end (delta: -60.4 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.50 ms. Allocated memory is still 201.3 MB. Free memory was 161.2 MB in the beginning and 157.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 982.52 ms. Allocated memory was 201.3 MB in the beginning and 232.3 MB in the end (delta: 30.9 MB). Free memory was 157.0 MB in the beginning and 183.0 MB in the end (delta: -26.0 MB). Peak memory consumption was 77.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 823.32 ms. Allocated memory is still 232.3 MB. Free memory was 183.0 MB in the beginning and 120.1 MB in the end (delta: 62.9 MB). Peak memory consumption was 62.9 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...