/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/list-simple/dll2n_update_all.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:17:35,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:17:35,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:17:35,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:17:35,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:17:35,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:17:35,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:17:35,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:17:35,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:17:35,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:17:35,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:17:35,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:17:35,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:17:35,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:17:35,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:17:35,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:17:35,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:17:35,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:17:35,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:17:35,939 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:17:35,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:17:35,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:17:35,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:17:35,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:17:35,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:17:35,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:17:35,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:17:35,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:17:35,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:17:35,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:17:35,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:17:35,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:17:35,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:17:35,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:17:35,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:17:35,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:17:35,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:17:35,953 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:17:35,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:17:35,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:17:35,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:17:35,955 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-06 21:17:35,969 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:17:35,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:17:35,971 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:17:35,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:17:35,971 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:17:35,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:17:35,971 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:17:35,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:17:35,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:17:35,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:17:35,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:17:35,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:17:35,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:17:35,973 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:17:35,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:17:35,973 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:17:35,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:17:35,974 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:17:35,974 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:17:35,974 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:17:35,974 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:17:35,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:17:35,975 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:17:35,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:17:35,975 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:17:35,975 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:17:35,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:17:35,976 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:17:35,976 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:17:36,278 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:17:36,291 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:17:36,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:17:36,296 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:17:36,297 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:17:36,297 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_update_all.i [2019-11-06 21:17:36,358 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f44d516/51289db7050047f5b90bd59c8ec4fe29/FLAGecaef0861 [2019-11-06 21:17:36,880 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:17:36,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_update_all.i [2019-11-06 21:17:36,901 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f44d516/51289db7050047f5b90bd59c8ec4fe29/FLAGecaef0861 [2019-11-06 21:17:37,191 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f44d516/51289db7050047f5b90bd59c8ec4fe29 [2019-11-06 21:17:37,201 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:17:37,202 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:17:37,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:17:37,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:17:37,207 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:17:37,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:17:37" (1/1) ... [2019-11-06 21:17:37,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c3c5c73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:17:37, skipping insertion in model container [2019-11-06 21:17:37,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:17:37" (1/1) ... [2019-11-06 21:17:37,219 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:17:37,265 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:17:37,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:17:37,674 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:17:37,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:17:37,790 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:17:37,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:17:37 WrapperNode [2019-11-06 21:17:37,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:17:37,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:17:37,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:17:37,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:17:37,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:17:37" (1/1) ... [2019-11-06 21:17:37,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:17:37" (1/1) ... [2019-11-06 21:17:37,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:17:37" (1/1) ... [2019-11-06 21:17:37,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:17:37" (1/1) ... [2019-11-06 21:17:37,857 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:17:37" (1/1) ... [2019-11-06 21:17:37,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:17:37" (1/1) ... [2019-11-06 21:17:37,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:17:37" (1/1) ... [2019-11-06 21:17:37,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:17:37,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:17:37,875 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:17:37,875 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:17:37,876 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:17:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:17:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:17:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:17:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-06 21:17:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-06 21:17:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-11-06 21:17:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-11-06 21:17:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2019-11-06 21:17:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy [2019-11-06 21:17:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_get_data_at [2019-11-06 21:17:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_update_at [2019-11-06 21:17:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:17:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:17:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-06 21:17:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-06 21:17:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-06 21:17:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-06 21:17:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-06 21:17:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-06 21:17:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-06 21:17:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-06 21:17:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-06 21:17:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-06 21:17:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-06 21:17:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-06 21:17:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-06 21:17:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-06 21:17:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-06 21:17:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-06 21:17:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-06 21:17:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-06 21:17:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-06 21:17:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-06 21:17:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-06 21:17:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-06 21:17:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-06 21:17:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-06 21:17:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-06 21:17:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-06 21:17:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-06 21:17:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-06 21:17:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-06 21:17:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-06 21:17:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-06 21:17:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-06 21:17:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-06 21:17:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-06 21:17:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-06 21:17:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-06 21:17:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-06 21:17:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-06 21:17:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-06 21:17:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-06 21:17:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-06 21:17:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-06 21:17:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-06 21:17:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-06 21:17:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-06 21:17:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-06 21:17:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-06 21:17:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-06 21:17:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-06 21:17:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-06 21:17:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-06 21:17:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-06 21:17:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:17:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-06 21:17:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-06 21:17:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:17:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-11-06 21:17:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-06 21:17:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-06 21:17:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-06 21:17:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-11-06 21:17:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-06 21:17:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-06 21:17:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-11-06 21:17:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-06 21:17:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-06 21:17:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-11-06 21:17:37,950 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-06 21:17:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-06 21:17:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-06 21:17:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-06 21:17:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-06 21:17:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-06 21:17:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-06 21:17:37,952 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-06 21:17:37,953 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-06 21:17:37,953 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-06 21:17:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-06 21:17:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-06 21:17:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-06 21:17:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-06 21:17:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-06 21:17:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-06 21:17:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-06 21:17:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-06 21:17:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-06 21:17:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-06 21:17:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-06 21:17:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-06 21:17:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-06 21:17:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-06 21:17:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-06 21:17:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-06 21:17:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-06 21:17:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-06 21:17:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-06 21:17:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-06 21:17:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-06 21:17:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-06 21:17:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-06 21:17:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-06 21:17:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-06 21:17:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-06 21:17:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-06 21:17:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-06 21:17:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-11-06 21:17:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-11-06 21:17:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:17:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:17:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:17:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2019-11-06 21:17:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy [2019-11-06 21:17:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:17:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:17:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure dll_get_data_at [2019-11-06 21:17:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:17:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure dll_update_at [2019-11-06 21:17:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:17:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:17:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:17:38,396 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-11-06 21:17:38,611 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:17:38,611 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-11-06 21:17:38,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:17:38 BoogieIcfgContainer [2019-11-06 21:17:38,613 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:17:38,614 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:17:38,614 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:17:38,617 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:17:38,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:17:37" (1/3) ... [2019-11-06 21:17:38,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4211c54a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:17:38, skipping insertion in model container [2019-11-06 21:17:38,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:17:37" (2/3) ... [2019-11-06 21:17:38,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4211c54a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:17:38, skipping insertion in model container [2019-11-06 21:17:38,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:17:38" (3/3) ... [2019-11-06 21:17:38,621 INFO L109 eAbstractionObserver]: Analyzing ICFG dll2n_update_all.i [2019-11-06 21:17:38,631 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:17:38,639 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:17:38,650 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:17:38,670 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:17:38,670 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:17:38,670 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:17:38,671 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:17:38,671 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:17:38,671 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:17:38,671 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:17:38,671 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:17:38,687 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states. [2019-11-06 21:17:38,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-06 21:17:38,694 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:17:38,695 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-06 21:17:38,697 INFO L410 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:17:38,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:17:38,703 INFO L82 PathProgramCache]: Analyzing trace with hash 1303429635, now seen corresponding path program 1 times [2019-11-06 21:17:38,712 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:17:38,713 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807666352] [2019-11-06 21:17:38,713 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:17:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:38,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:38,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:38,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:38,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 21:17:38,946 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807666352] [2019-11-06 21:17:38,947 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:17:38,948 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-06 21:17:38,948 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996872974] [2019-11-06 21:17:38,954 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-06 21:17:38,954 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:17:38,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-06 21:17:38,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-06 21:17:38,978 INFO L87 Difference]: Start difference. First operand 51 states. Second operand 4 states. [2019-11-06 21:17:39,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:17:39,318 INFO L93 Difference]: Finished difference Result 123 states and 178 transitions. [2019-11-06 21:17:39,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-06 21:17:39,319 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2019-11-06 21:17:39,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:17:39,330 INFO L225 Difference]: With dead ends: 123 [2019-11-06 21:17:39,330 INFO L226 Difference]: Without dead ends: 64 [2019-11-06 21:17:39,334 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-06 21:17:39,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2019-11-06 21:17:39,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 38. [2019-11-06 21:17:39,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2019-11-06 21:17:39,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 43 transitions. [2019-11-06 21:17:39,383 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 43 transitions. Word has length 25 [2019-11-06 21:17:39,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:17:39,383 INFO L462 AbstractCegarLoop]: Abstraction has 38 states and 43 transitions. [2019-11-06 21:17:39,384 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-06 21:17:39,384 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2019-11-06 21:17:39,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-06 21:17:39,385 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:17:39,385 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-06 21:17:39,385 INFO L410 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:17:39,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:17:39,386 INFO L82 PathProgramCache]: Analyzing trace with hash 2048382207, now seen corresponding path program 1 times [2019-11-06 21:17:39,386 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:17:39,386 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83995727] [2019-11-06 21:17:39,387 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:17:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:39,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:39,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 21:17:39,550 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83995727] [2019-11-06 21:17:39,551 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:17:39,551 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-06 21:17:39,551 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940214757] [2019-11-06 21:17:39,555 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-06 21:17:39,557 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:17:39,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-06 21:17:39,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-06 21:17:39,557 INFO L87 Difference]: Start difference. First operand 38 states and 43 transitions. Second operand 7 states. [2019-11-06 21:17:39,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:17:39,833 INFO L93 Difference]: Finished difference Result 68 states and 78 transitions. [2019-11-06 21:17:39,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-06 21:17:39,834 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2019-11-06 21:17:39,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:17:39,835 INFO L225 Difference]: With dead ends: 68 [2019-11-06 21:17:39,835 INFO L226 Difference]: Without dead ends: 43 [2019-11-06 21:17:39,838 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:17:39,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-06 21:17:39,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 39. [2019-11-06 21:17:39,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2019-11-06 21:17:39,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 44 transitions. [2019-11-06 21:17:39,854 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 44 transitions. Word has length 25 [2019-11-06 21:17:39,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:17:39,854 INFO L462 AbstractCegarLoop]: Abstraction has 39 states and 44 transitions. [2019-11-06 21:17:39,855 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-06 21:17:39,855 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2019-11-06 21:17:39,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-06 21:17:39,857 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:17:39,857 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-06 21:17:39,857 INFO L410 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:17:39,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:17:39,858 INFO L82 PathProgramCache]: Analyzing trace with hash -1036290808, now seen corresponding path program 1 times [2019-11-06 21:17:39,858 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:17:39,858 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608184495] [2019-11-06 21:17:39,858 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:17:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:40,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 21:17:40,054 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608184495] [2019-11-06 21:17:40,054 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:17:40,054 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-06 21:17:40,054 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673572631] [2019-11-06 21:17:40,055 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-06 21:17:40,055 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:17:40,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-06 21:17:40,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-06 21:17:40,056 INFO L87 Difference]: Start difference. First operand 39 states and 44 transitions. Second operand 5 states. [2019-11-06 21:17:40,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:17:40,250 INFO L93 Difference]: Finished difference Result 73 states and 84 transitions. [2019-11-06 21:17:40,251 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-06 21:17:40,251 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2019-11-06 21:17:40,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:17:40,253 INFO L225 Difference]: With dead ends: 73 [2019-11-06 21:17:40,253 INFO L226 Difference]: Without dead ends: 43 [2019-11-06 21:17:40,254 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-06 21:17:40,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-06 21:17:40,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 42. [2019-11-06 21:17:40,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2019-11-06 21:17:40,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 47 transitions. [2019-11-06 21:17:40,273 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 47 transitions. Word has length 30 [2019-11-06 21:17:40,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:17:40,274 INFO L462 AbstractCegarLoop]: Abstraction has 42 states and 47 transitions. [2019-11-06 21:17:40,275 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-06 21:17:40,275 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2019-11-06 21:17:40,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-06 21:17:40,276 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:17:40,276 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-06 21:17:40,276 INFO L410 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:17:40,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:17:40,278 INFO L82 PathProgramCache]: Analyzing trace with hash 1569732746, now seen corresponding path program 1 times [2019-11-06 21:17:40,278 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:17:40,278 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478754728] [2019-11-06 21:17:40,278 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:17:40,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:40,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 21:17:40,454 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478754728] [2019-11-06 21:17:40,454 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [867835141] [2019-11-06 21:17:40,454 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:17:40,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:40,591 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-06 21:17:40,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 21:17:40,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 21:17:40,648 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 21:17:40,648 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 9 [2019-11-06 21:17:40,648 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354320197] [2019-11-06 21:17:40,649 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-06 21:17:40,649 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:17:40,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-06 21:17:40,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-11-06 21:17:40,652 INFO L87 Difference]: Start difference. First operand 42 states and 47 transitions. Second operand 9 states. [2019-11-06 21:17:40,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:17:40,905 INFO L93 Difference]: Finished difference Result 73 states and 83 transitions. [2019-11-06 21:17:40,905 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-06 21:17:40,905 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 30 [2019-11-06 21:17:40,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:17:40,907 INFO L225 Difference]: With dead ends: 73 [2019-11-06 21:17:40,907 INFO L226 Difference]: Without dead ends: 48 [2019-11-06 21:17:40,907 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:17:40,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2019-11-06 21:17:40,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 44. [2019-11-06 21:17:40,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-11-06 21:17:40,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 49 transitions. [2019-11-06 21:17:40,915 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 49 transitions. Word has length 30 [2019-11-06 21:17:40,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:17:40,915 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 49 transitions. [2019-11-06 21:17:40,915 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-06 21:17:40,916 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2019-11-06 21:17:40,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-06 21:17:40,917 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:17:40,917 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-06 21:17:41,122 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:17:41,122 INFO L410 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:17:41,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:17:41,123 INFO L82 PathProgramCache]: Analyzing trace with hash 649760861, now seen corresponding path program 1 times [2019-11-06 21:17:41,123 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:17:41,123 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4532734] [2019-11-06 21:17:41,123 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:17:41,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:41,252 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-06 21:17:41,252 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4532734] [2019-11-06 21:17:41,253 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:17:41,253 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-06 21:17:41,254 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685991837] [2019-11-06 21:17:41,255 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-06 21:17:41,256 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:17:41,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-06 21:17:41,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-06 21:17:41,256 INFO L87 Difference]: Start difference. First operand 44 states and 49 transitions. Second operand 6 states. [2019-11-06 21:17:41,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:17:41,433 INFO L93 Difference]: Finished difference Result 67 states and 76 transitions. [2019-11-06 21:17:41,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-06 21:17:41,433 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2019-11-06 21:17:41,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:17:41,434 INFO L225 Difference]: With dead ends: 67 [2019-11-06 21:17:41,434 INFO L226 Difference]: Without dead ends: 54 [2019-11-06 21:17:41,435 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-11-06 21:17:41,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2019-11-06 21:17:41,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 45. [2019-11-06 21:17:41,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-11-06 21:17:41,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 50 transitions. [2019-11-06 21:17:41,450 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 50 transitions. Word has length 35 [2019-11-06 21:17:41,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:17:41,450 INFO L462 AbstractCegarLoop]: Abstraction has 45 states and 50 transitions. [2019-11-06 21:17:41,451 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-06 21:17:41,451 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2019-11-06 21:17:41,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-06 21:17:41,455 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:17:41,455 INFO L410 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1] [2019-11-06 21:17:41,455 INFO L410 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:17:41,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:17:41,456 INFO L82 PathProgramCache]: Analyzing trace with hash 741026599, now seen corresponding path program 1 times [2019-11-06 21:17:41,456 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:17:41,456 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204780181] [2019-11-06 21:17:41,456 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:17:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:41,635 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-06 21:17:41,636 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204780181] [2019-11-06 21:17:41,636 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2016215380] [2019-11-06 21:17:41,636 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:17:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:41,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 21:17:41,755 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 21:17:41,815 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-06 21:17:41,815 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 21:17:41,816 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 10 [2019-11-06 21:17:41,817 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237198646] [2019-11-06 21:17:41,817 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-06 21:17:41,817 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:17:41,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-06 21:17:41,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-11-06 21:17:41,818 INFO L87 Difference]: Start difference. First operand 45 states and 50 transitions. Second operand 10 states. [2019-11-06 21:17:42,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:17:42,089 INFO L93 Difference]: Finished difference Result 77 states and 88 transitions. [2019-11-06 21:17:42,089 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-11-06 21:17:42,089 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 43 [2019-11-06 21:17:42,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:17:42,091 INFO L225 Difference]: With dead ends: 77 [2019-11-06 21:17:42,091 INFO L226 Difference]: Without dead ends: 64 [2019-11-06 21:17:42,091 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:17:42,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2019-11-06 21:17:42,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 48. [2019-11-06 21:17:42,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2019-11-06 21:17:42,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 54 transitions. [2019-11-06 21:17:42,099 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 54 transitions. Word has length 43 [2019-11-06 21:17:42,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:17:42,100 INFO L462 AbstractCegarLoop]: Abstraction has 48 states and 54 transitions. [2019-11-06 21:17:42,100 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-06 21:17:42,100 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2019-11-06 21:17:42,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-06 21:17:42,102 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:17:42,102 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 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] [2019-11-06 21:17:42,306 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:17:42,307 INFO L410 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:17:42,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:17:42,307 INFO L82 PathProgramCache]: Analyzing trace with hash -362718223, now seen corresponding path program 2 times [2019-11-06 21:17:42,308 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:17:42,308 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559220737] [2019-11-06 21:17:42,308 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:17:42,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:42,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:42,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:42,452 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-06 21:17:42,452 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559220737] [2019-11-06 21:17:42,453 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1417600869] [2019-11-06 21:17:42,453 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:17:42,579 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-06 21:17:42,579 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-06 21:17:42,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-06 21:17:42,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 21:17:42,627 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-06 21:17:42,628 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 21:17:42,628 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 13 [2019-11-06 21:17:42,629 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223196209] [2019-11-06 21:17:42,629 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-06 21:17:42,629 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:17:42,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-06 21:17:42,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:17:42,630 INFO L87 Difference]: Start difference. First operand 48 states and 54 transitions. Second operand 6 states. [2019-11-06 21:17:42,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:17:42,703 INFO L93 Difference]: Finished difference Result 80 states and 92 transitions. [2019-11-06 21:17:42,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-06 21:17:42,703 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 51 [2019-11-06 21:17:42,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:17:42,704 INFO L225 Difference]: With dead ends: 80 [2019-11-06 21:17:42,705 INFO L226 Difference]: Without dead ends: 59 [2019-11-06 21:17:42,705 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-11-06 21:17:42,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2019-11-06 21:17:42,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 52. [2019-11-06 21:17:42,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-11-06 21:17:42,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 59 transitions. [2019-11-06 21:17:42,717 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 59 transitions. Word has length 51 [2019-11-06 21:17:42,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:17:42,717 INFO L462 AbstractCegarLoop]: Abstraction has 52 states and 59 transitions. [2019-11-06 21:17:42,717 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-06 21:17:42,718 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 59 transitions. [2019-11-06 21:17:42,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-06 21:17:42,719 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:17:42,719 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 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] [2019-11-06 21:17:42,919 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:17:42,920 INFO L410 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:17:42,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:17:42,921 INFO L82 PathProgramCache]: Analyzing trace with hash 81529328, now seen corresponding path program 1 times [2019-11-06 21:17:42,921 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:17:42,922 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182977896] [2019-11-06 21:17:42,922 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:17:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:43,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:44,136 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-06 21:17:44,137 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182977896] [2019-11-06 21:17:44,137 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2076660544] [2019-11-06 21:17:44,137 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:17:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:44,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 85 conjunts are in the unsatisfiable core [2019-11-06 21:17:44,270 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 21:17:44,348 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-11-06 21:17:44,348 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-06 21:17:44,353 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:17:44,354 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-06 21:17:44,354 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-11-06 21:17:44,369 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:17:44,369 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-11-06 21:17:44,370 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-06 21:17:44,374 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:17:44,374 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-06 21:17:44,375 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2019-11-06 21:17:44,382 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-06 21:17:44,384 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2019-11-06 21:17:44,385 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-06 21:17:44,393 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:17:44,393 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-06 21:17:44,394 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:26 [2019-11-06 21:17:44,454 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-06 21:17:44,490 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:17:44,491 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 106 [2019-11-06 21:17:44,492 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-06 21:17:44,493 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-06 21:17:44,494 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-06 21:17:44,494 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-06 21:17:44,498 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 3 xjuncts. [2019-11-06 21:17:44,546 INFO L567 ElimStorePlain]: treesize reduction 195, result has 17.0 percent of original size [2019-11-06 21:17:44,547 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-06 21:17:44,547 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:48, output treesize:38 [2019-11-06 21:17:45,099 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-11-06 21:17:45,100 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-06 21:17:45,135 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:17:45,136 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-06 21:17:45,136 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2019-11-06 21:17:45,258 INFO L341 Elim1Store]: treesize reduction 24, result has 66.7 percent of original size [2019-11-06 21:17:45,258 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 44 treesize of output 75 [2019-11-06 21:17:45,260 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-06 21:17:45,287 INFO L567 ElimStorePlain]: treesize reduction 58, result has 42.0 percent of original size [2019-11-06 21:17:45,288 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-06 21:17:45,288 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:57, output treesize:42 [2019-11-06 21:17:46,065 WARN L860 $PredicateComparison]: unable to prove that (exists ((dll_update_at_~head.offset Int) (dll_update_at_~data Int)) (= |c_#memory_int| (let ((.cse0 (select (select |c_old(#memory_$Pointer$.base)| |c_dll_update_at_#in~head.base|) (+ |c_dll_update_at_#in~head.offset| 4)))) (store |c_old(#memory_int)| .cse0 (store (select |c_old(#memory_int)| .cse0) dll_update_at_~head.offset dll_update_at_~data))))) is different from true [2019-11-06 21:17:46,075 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_BEFORE_CALL_2|], 10=[|v_#memory_$Pointer$.base_BEFORE_CALL_4|]} [2019-11-06 21:17:46,080 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-06 21:17:46,081 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 24 [2019-11-06 21:17:46,082 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-06 21:17:46,117 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:17:46,131 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-06 21:17:46,147 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:17:46,147 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 51 [2019-11-06 21:17:46,148 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-06 21:17:46,149 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-06 21:17:46,151 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-06 21:17:46,152 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-06 21:17:46,153 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-06 21:17:46,181 INFO L567 ElimStorePlain]: treesize reduction 30, result has 45.5 percent of original size [2019-11-06 21:17:46,182 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-06 21:17:46,183 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:65, output treesize:14 [2019-11-06 21:17:46,517 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:17:46,518 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 21 [2019-11-06 21:17:46,518 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-06 21:17:46,526 INFO L567 ElimStorePlain]: treesize reduction 8, result has 46.7 percent of original size [2019-11-06 21:17:46,527 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-06 21:17:46,527 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:29, output treesize:7 [2019-11-06 21:17:46,583 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2019-11-06 21:17:46,584 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 21:17:46,584 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 28] total 53 [2019-11-06 21:17:46,584 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084860662] [2019-11-06 21:17:46,585 INFO L442 AbstractCegarLoop]: Interpolant automaton has 53 states [2019-11-06 21:17:46,585 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:17:46,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2019-11-06 21:17:46,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=169, Invalid=2486, Unknown=1, NotChecked=100, Total=2756 [2019-11-06 21:17:46,587 INFO L87 Difference]: Start difference. First operand 52 states and 59 transitions. Second operand 53 states. [2019-11-06 21:17:52,136 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 37 DAG size of output: 26 [2019-11-06 21:17:58,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:17:58,695 INFO L93 Difference]: Finished difference Result 122 states and 152 transitions. [2019-11-06 21:17:58,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2019-11-06 21:17:58,696 INFO L78 Accepts]: Start accepts. Automaton has 53 states. Word has length 52 [2019-11-06 21:17:58,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:17:58,699 INFO L225 Difference]: With dead ends: 122 [2019-11-06 21:17:58,699 INFO L226 Difference]: Without dead ends: 119 [2019-11-06 21:17:58,703 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 2083 ImplicationChecksByTransitivity, 12.6s TimeCoverageRelationStatistics Valid=592, Invalid=7590, Unknown=12, NotChecked=178, Total=8372 [2019-11-06 21:17:58,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2019-11-06 21:17:58,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 83. [2019-11-06 21:17:58,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2019-11-06 21:17:58,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 102 transitions. [2019-11-06 21:17:58,720 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 102 transitions. Word has length 52 [2019-11-06 21:17:58,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:17:58,720 INFO L462 AbstractCegarLoop]: Abstraction has 83 states and 102 transitions. [2019-11-06 21:17:58,721 INFO L463 AbstractCegarLoop]: Interpolant automaton has 53 states. [2019-11-06 21:17:58,721 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 102 transitions. [2019-11-06 21:17:58,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-06 21:17:58,722 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:17:58,722 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 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] [2019-11-06 21:17:58,922 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:17:58,923 INFO L410 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:17:58,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:17:58,924 INFO L82 PathProgramCache]: Analyzing trace with hash 556745516, now seen corresponding path program 1 times [2019-11-06 21:17:58,924 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:17:58,925 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141288974] [2019-11-06 21:17:58,925 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:17:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:58,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:58,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:59,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:59,052 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-06 21:17:59,052 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141288974] [2019-11-06 21:17:59,052 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [152037373] [2019-11-06 21:17:59,053 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:17:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:59,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 21:17:59,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 21:17:59,238 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-06 21:17:59,239 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 21:17:59,239 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 10 [2019-11-06 21:17:59,239 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525615013] [2019-11-06 21:17:59,240 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-06 21:17:59,241 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:17:59,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-06 21:17:59,241 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2019-11-06 21:17:59,241 INFO L87 Difference]: Start difference. First operand 83 states and 102 transitions. Second operand 10 states. [2019-11-06 21:17:59,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:17:59,528 INFO L93 Difference]: Finished difference Result 121 states and 147 transitions. [2019-11-06 21:17:59,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-06 21:17:59,529 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 53 [2019-11-06 21:17:59,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:17:59,530 INFO L225 Difference]: With dead ends: 121 [2019-11-06 21:17:59,531 INFO L226 Difference]: Without dead ends: 95 [2019-11-06 21:17:59,531 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:17:59,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-11-06 21:17:59,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 89. [2019-11-06 21:17:59,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2019-11-06 21:17:59,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 109 transitions. [2019-11-06 21:17:59,561 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 109 transitions. Word has length 53 [2019-11-06 21:17:59,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:17:59,562 INFO L462 AbstractCegarLoop]: Abstraction has 89 states and 109 transitions. [2019-11-06 21:17:59,562 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-06 21:17:59,562 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 109 transitions. [2019-11-06 21:17:59,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-06 21:17:59,566 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:17:59,567 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2019-11-06 21:17:59,779 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:17:59,779 INFO L410 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:17:59,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:17:59,780 INFO L82 PathProgramCache]: Analyzing trace with hash 968301521, now seen corresponding path program 2 times [2019-11-06 21:17:59,780 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:17:59,781 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989044889] [2019-11-06 21:17:59,781 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:17:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:59,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:17:59,915 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-06 21:17:59,915 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989044889] [2019-11-06 21:17:59,915 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2022962110] [2019-11-06 21:17:59,915 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:18:00,050 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-06 21:18:00,050 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-06 21:18:00,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-06 21:18:00,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 21:18:00,094 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-06 21:18:00,094 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 21:18:00,094 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 12 [2019-11-06 21:18:00,095 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123691923] [2019-11-06 21:18:00,095 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:18:00,095 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:18:00,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:18:00,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:18:00,100 INFO L87 Difference]: Start difference. First operand 89 states and 109 transitions. Second operand 12 states. [2019-11-06 21:18:00,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:18:00,525 INFO L93 Difference]: Finished difference Result 134 states and 160 transitions. [2019-11-06 21:18:00,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-11-06 21:18:00,525 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 53 [2019-11-06 21:18:00,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:18:00,529 INFO L225 Difference]: With dead ends: 134 [2019-11-06 21:18:00,529 INFO L226 Difference]: Without dead ends: 93 [2019-11-06 21:18:00,530 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=368, Unknown=0, NotChecked=0, Total=462 [2019-11-06 21:18:00,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2019-11-06 21:18:00,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 85. [2019-11-06 21:18:00,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2019-11-06 21:18:00,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 100 transitions. [2019-11-06 21:18:00,560 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 100 transitions. Word has length 53 [2019-11-06 21:18:00,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:18:00,561 INFO L462 AbstractCegarLoop]: Abstraction has 85 states and 100 transitions. [2019-11-06 21:18:00,561 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-06 21:18:00,561 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 100 transitions. [2019-11-06 21:18:00,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-06 21:18:00,562 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:18:00,562 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2019-11-06 21:18:00,762 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:18:00,763 INFO L410 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:18:00,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:18:00,764 INFO L82 PathProgramCache]: Analyzing trace with hash 524255485, now seen corresponding path program 3 times [2019-11-06 21:18:00,764 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:18:00,764 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595743281] [2019-11-06 21:18:00,765 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:18:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:00,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:00,856 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-06 21:18:00,856 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595743281] [2019-11-06 21:18:00,856 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [901129061] [2019-11-06 21:18:00,857 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:18:01,016 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2019-11-06 21:18:01,016 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-06 21:18:01,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 21:18:01,019 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 21:18:01,049 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-06 21:18:01,049 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 21:18:01,049 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 10 [2019-11-06 21:18:01,050 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395620122] [2019-11-06 21:18:01,050 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-06 21:18:01,050 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:18:01,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-06 21:18:01,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2019-11-06 21:18:01,051 INFO L87 Difference]: Start difference. First operand 85 states and 100 transitions. Second operand 10 states. [2019-11-06 21:18:01,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:18:01,342 INFO L93 Difference]: Finished difference Result 122 states and 141 transitions. [2019-11-06 21:18:01,343 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-06 21:18:01,343 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 53 [2019-11-06 21:18:01,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:18:01,344 INFO L225 Difference]: With dead ends: 122 [2019-11-06 21:18:01,344 INFO L226 Difference]: Without dead ends: 89 [2019-11-06 21:18:01,345 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2019-11-06 21:18:01,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2019-11-06 21:18:01,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 83. [2019-11-06 21:18:01,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2019-11-06 21:18:01,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 97 transitions. [2019-11-06 21:18:01,355 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 97 transitions. Word has length 53 [2019-11-06 21:18:01,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:18:01,355 INFO L462 AbstractCegarLoop]: Abstraction has 83 states and 97 transitions. [2019-11-06 21:18:01,355 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-06 21:18:01,356 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 97 transitions. [2019-11-06 21:18:01,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-06 21:18:01,356 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:18:01,357 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-06 21:18:01,561 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:18:01,561 INFO L410 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:18:01,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:18:01,562 INFO L82 PathProgramCache]: Analyzing trace with hash 1877916999, now seen corresponding path program 4 times [2019-11-06 21:18:01,562 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:18:01,562 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401968512] [2019-11-06 21:18:01,562 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:18:01,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:01,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:01,713 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 12 proven. 11 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-06 21:18:01,713 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401968512] [2019-11-06 21:18:01,714 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1478079851] [2019-11-06 21:18:01,714 INFO L92 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:18:01,854 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2019-11-06 21:18:01,854 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-06 21:18:01,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-06 21:18:01,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 21:18:01,915 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-06 21:18:01,916 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 21:18:01,916 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 13 [2019-11-06 21:18:01,916 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958774610] [2019-11-06 21:18:01,916 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-06 21:18:01,916 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:18:01,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-06 21:18:01,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:18:01,917 INFO L87 Difference]: Start difference. First operand 83 states and 97 transitions. Second operand 6 states. [2019-11-06 21:18:01,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:18:01,961 INFO L93 Difference]: Finished difference Result 112 states and 127 transitions. [2019-11-06 21:18:01,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-06 21:18:01,962 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2019-11-06 21:18:01,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:18:01,963 INFO L225 Difference]: With dead ends: 112 [2019-11-06 21:18:01,963 INFO L226 Difference]: Without dead ends: 62 [2019-11-06 21:18:01,964 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:18:01,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2019-11-06 21:18:01,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2019-11-06 21:18:01,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2019-11-06 21:18:01,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 67 transitions. [2019-11-06 21:18:01,970 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 67 transitions. Word has length 61 [2019-11-06 21:18:01,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:18:01,970 INFO L462 AbstractCegarLoop]: Abstraction has 62 states and 67 transitions. [2019-11-06 21:18:01,971 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-06 21:18:01,971 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 67 transitions. [2019-11-06 21:18:01,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-06 21:18:01,971 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:18:01,972 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-06 21:18:02,176 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:18:02,176 INFO L410 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:18:02,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:18:02,177 INFO L82 PathProgramCache]: Analyzing trace with hash 2080104955, now seen corresponding path program 1 times [2019-11-06 21:18:02,177 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:18:02,177 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385915876] [2019-11-06 21:18:02,177 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:18:02,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:02,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:02,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:02,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:02,291 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-06 21:18:02,291 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385915876] [2019-11-06 21:18:02,292 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2114913696] [2019-11-06 21:18:02,292 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:18:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:02,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-06 21:18:02,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 21:18:02,437 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-06 21:18:02,438 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 21:18:02,438 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 11 [2019-11-06 21:18:02,438 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346526975] [2019-11-06 21:18:02,438 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-06 21:18:02,439 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:18:02,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-06 21:18:02,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:18:02,439 INFO L87 Difference]: Start difference. First operand 62 states and 67 transitions. Second operand 6 states. [2019-11-06 21:18:02,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:18:02,503 INFO L93 Difference]: Finished difference Result 66 states and 70 transitions. [2019-11-06 21:18:02,503 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-06 21:18:02,503 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-11-06 21:18:02,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:18:02,504 INFO L225 Difference]: With dead ends: 66 [2019-11-06 21:18:02,504 INFO L226 Difference]: Without dead ends: 62 [2019-11-06 21:18:02,505 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:18:02,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2019-11-06 21:18:02,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2019-11-06 21:18:02,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2019-11-06 21:18:02,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 66 transitions. [2019-11-06 21:18:02,513 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 66 transitions. Word has length 62 [2019-11-06 21:18:02,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:18:02,514 INFO L462 AbstractCegarLoop]: Abstraction has 62 states and 66 transitions. [2019-11-06 21:18:02,514 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-06 21:18:02,514 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 66 transitions. [2019-11-06 21:18:02,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-06 21:18:02,515 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:18:02,516 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-06 21:18:02,722 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:18:02,722 INFO L410 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:18:02,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:18:02,722 INFO L82 PathProgramCache]: Analyzing trace with hash -1911919487, now seen corresponding path program 1 times [2019-11-06 21:18:02,723 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:18:02,723 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502376541] [2019-11-06 21:18:02,723 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:18:02,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:02,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:03,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:03,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:04,022 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-06 21:18:04,022 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502376541] [2019-11-06 21:18:04,022 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [527406958] [2019-11-06 21:18:04,023 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:18:04,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:04,164 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 94 conjunts are in the unsatisfiable core [2019-11-06 21:18:04,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 21:18:04,205 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-11-06 21:18:04,205 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-06 21:18:04,207 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:18:04,207 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-06 21:18:04,207 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2019-11-06 21:18:04,215 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:18:04,215 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-11-06 21:18:04,216 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-06 21:18:04,219 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:18:04,220 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-06 21:18:04,220 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:14, output treesize:8 [2019-11-06 21:18:04,225 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-06 21:18:04,227 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 19 [2019-11-06 21:18:04,227 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-06 21:18:04,234 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:18:04,234 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-06 21:18:04,235 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:26 [2019-11-06 21:18:04,282 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-06 21:18:04,314 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:18:04,315 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 106 [2019-11-06 21:18:04,316 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-06 21:18:04,317 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-06 21:18:04,317 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-06 21:18:04,319 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-11-06 21:18:04,319 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-06 21:18:04,320 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-06 21:18:04,322 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 5 xjuncts. [2019-11-06 21:18:04,378 INFO L567 ElimStorePlain]: treesize reduction 515, result has 7.0 percent of original size [2019-11-06 21:18:04,379 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-06 21:18:04,379 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:48, output treesize:38 [2019-11-06 21:18:06,770 WARN L860 $PredicateComparison]: unable to prove that (exists ((dll_update_at_~head.offset Int)) (and (<= dll_update_at_~head.offset |c_dll_update_at_#in~head.offset|) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |c_dll_update_at_#in~head.base| (store (select |c_old(#memory_$Pointer$.base)| |c_dll_update_at_#in~head.base|) dll_update_at_~head.offset (select (select |c_#memory_$Pointer$.base| |c_dll_update_at_#in~head.base|) dll_update_at_~head.offset)))))) is different from true [2019-11-06 21:18:06,782 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-06 21:18:06,783 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-06 21:18:06,786 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-06 21:18:06,842 INFO L341 Elim1Store]: treesize reduction 24, result has 68.4 percent of original size [2019-11-06 21:18:06,842 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 83 [2019-11-06 21:18:06,844 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-06 21:18:06,900 INFO L567 ElimStorePlain]: treesize reduction 66, result has 41.6 percent of original size [2019-11-06 21:18:06,902 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-06 21:18:06,902 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:62, output treesize:44 [2019-11-06 21:18:07,230 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2019-11-06 21:18:07,231 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-06 21:18:07,243 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:18:07,243 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-06 21:18:07,243 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:120, output treesize:110 [2019-11-06 21:18:07,314 INFO L392 ElimStorePlain]: Different costs {2=[|v_old(#memory_$Pointer$.offset)_AFTER_CALL_28|], 12=[|v_#memory_$Pointer$.base_BEFORE_CALL_8|]} [2019-11-06 21:18:07,318 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 84 [2019-11-06 21:18:07,319 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-06 21:18:07,357 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:18:07,360 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-06 21:18:07,441 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:18:07,442 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 101 treesize of output 259 [2019-11-06 21:18:07,443 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-06 21:18:07,445 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-06 21:18:07,505 INFO L567 ElimStorePlain]: treesize reduction 212, result has 25.9 percent of original size [2019-11-06 21:18:07,506 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-06 21:18:07,507 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:152, output treesize:47 [2019-11-06 21:18:08,313 INFO L392 ElimStorePlain]: Different costs {1=[|#memory_$Pointer$.offset|], 2=[|#memory_$Pointer$.base|, |#memory_int|]} [2019-11-06 21:18:08,322 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:18:08,323 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 42 [2019-11-06 21:18:08,323 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-06 21:18:08,325 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-06 21:18:08,326 INFO L496 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-06 21:18:08,352 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:18:08,367 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:18:08,368 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 64 treesize of output 52 [2019-11-06 21:18:08,369 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-06 21:18:08,370 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-06 21:18:08,372 INFO L496 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-06 21:18:08,399 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:18:08,413 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-06 21:18:08,414 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 22 [2019-11-06 21:18:08,415 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-06 21:18:08,462 INFO L567 ElimStorePlain]: treesize reduction 12, result has 72.1 percent of original size [2019-11-06 21:18:08,464 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-11-06 21:18:08,464 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:79, output treesize:7 [2019-11-06 21:18:08,534 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 2 not checked. [2019-11-06 21:18:08,535 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 21:18:08,535 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 55 [2019-11-06 21:18:08,535 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409330227] [2019-11-06 21:18:08,535 INFO L442 AbstractCegarLoop]: Interpolant automaton has 55 states [2019-11-06 21:18:08,536 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:18:08,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2019-11-06 21:18:08,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=2679, Unknown=1, NotChecked=104, Total=2970 [2019-11-06 21:18:08,537 INFO L87 Difference]: Start difference. First operand 62 states and 66 transitions. Second operand 55 states. [2019-11-06 21:18:12,360 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 30 [2019-11-06 21:18:14,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:18:14,532 INFO L93 Difference]: Finished difference Result 119 states and 130 transitions. [2019-11-06 21:18:14,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2019-11-06 21:18:14,532 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 63 [2019-11-06 21:18:14,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:18:14,533 INFO L225 Difference]: With dead ends: 119 [2019-11-06 21:18:14,534 INFO L226 Difference]: Without dead ends: 107 [2019-11-06 21:18:14,538 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 49 SyntacticMatches, 2 SemanticMatches, 94 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 2459 ImplicationChecksByTransitivity, 8.7s TimeCoverageRelationStatistics Valid=648, Invalid=8285, Unknown=1, NotChecked=186, Total=9120 [2019-11-06 21:18:14,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-11-06 21:18:14,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 63. [2019-11-06 21:18:14,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-11-06 21:18:14,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 67 transitions. [2019-11-06 21:18:14,546 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 67 transitions. Word has length 63 [2019-11-06 21:18:14,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:18:14,546 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 67 transitions. [2019-11-06 21:18:14,547 INFO L463 AbstractCegarLoop]: Interpolant automaton has 55 states. [2019-11-06 21:18:14,547 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 67 transitions. [2019-11-06 21:18:14,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-06 21:18:14,547 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:18:14,548 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-06 21:18:14,751 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:18:14,752 INFO L410 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:18:14,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:18:14,753 INFO L82 PathProgramCache]: Analyzing trace with hash -1110625605, now seen corresponding path program 2 times [2019-11-06 21:18:14,753 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:18:14,753 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575850412] [2019-11-06 21:18:14,754 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:18:14,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:14,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:14,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:14,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:14,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:18:14,877 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-06 21:18:14,877 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575850412] [2019-11-06 21:18:14,878 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [410996105] [2019-11-06 21:18:14,878 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:18:15,009 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-06 21:18:15,009 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-06 21:18:15,010 INFO L256 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 6 conjunts are in the unsatisfiable core [2019-11-06 21:18:15,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 21:18:15,037 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-06 21:18:15,037 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 21:18:15,037 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 11 [2019-11-06 21:18:15,038 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395124698] [2019-11-06 21:18:15,038 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 21:18:15,038 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:18:15,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 21:18:15,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:18:15,039 INFO L87 Difference]: Start difference. First operand 63 states and 67 transitions. Second operand 11 states. [2019-11-06 21:18:15,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:18:15,375 INFO L93 Difference]: Finished difference Result 63 states and 67 transitions. [2019-11-06 21:18:15,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-06 21:18:15,375 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 64 [2019-11-06 21:18:15,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:18:15,376 INFO L225 Difference]: With dead ends: 63 [2019-11-06 21:18:15,376 INFO L226 Difference]: Without dead ends: 0 [2019-11-06 21:18:15,377 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2019-11-06 21:18:15,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-06 21:18:15,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-06 21:18:15,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-06 21:18:15,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-06 21:18:15,379 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2019-11-06 21:18:15,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:18:15,379 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-06 21:18:15,379 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 21:18:15,379 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-06 21:18:15,379 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-06 21:18:15,580 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 21:18:15,586 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-06 21:18:15,942 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 40 [2019-11-06 21:18:16,109 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 47 [2019-11-06 21:18:16,310 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 44 [2019-11-06 21:18:16,599 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 49 [2019-11-06 21:18:16,772 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 45 [2019-11-06 21:18:16,931 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 38 [2019-11-06 21:18:17,198 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 39 [2019-11-06 21:18:17,201 INFO L439 ceAbstractionStarter]: At program point L607-2(lines 607 610) the Hoare annotation is: (let ((.cse7 (<= (+ dll_update_at_~index 1) |dll_update_at_#in~index|)) (.cse4 (= |#memory_int| |old(#memory_int)|)) (.cse5 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (.cse6 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (let ((.cse3 (= dll_update_at_~index |dll_update_at_#in~index|)) (.cse0 (= dll_update_at_~data |dll_update_at_#in~data|)) (.cse1 (+ |dll_update_at_#in~head.offset| 4)) (.cse2 (and .cse7 .cse4 .cse5 .cse6 (<= 2 |dll_update_at_#in~index|)))) (and (or (and .cse0 (= (select (select |#memory_$Pointer$.offset| |dll_update_at_#in~head.base|) .cse1) dll_update_at_~head.offset)) .cse2 (forall ((v_main_~s~0.base_BEFORE_CALL_3 Int)) (not (= (select (select |old(#memory_int)| v_main_~s~0.base_BEFORE_CALL_3) 0) 2))) .cse3) (or (and (= |dll_update_at_#in~head.base| dll_update_at_~head.base) .cse4 .cse5 .cse3 .cse0 .cse6 (= dll_update_at_~head.offset |dll_update_at_#in~head.offset|)) (and (<= 1 |dll_update_at_#in~index|) (= dll_update_at_~head.base (select (select |old(#memory_$Pointer$.base)| |dll_update_at_#in~head.base|) .cse1)) .cse4 .cse7 .cse5 .cse6) .cse2)))) [2019-11-06 21:18:17,201 INFO L443 ceAbstractionStarter]: For program point L607-3(lines 607 610) no Hoare annotation was computed. [2019-11-06 21:18:17,202 INFO L439 ceAbstractionStarter]: At program point dll_update_atENTRY(lines 606 612) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2019-11-06 21:18:17,202 INFO L443 ceAbstractionStarter]: For program point dll_update_atEXIT(lines 606 612) no Hoare annotation was computed. [2019-11-06 21:18:17,202 INFO L443 ceAbstractionStarter]: For program point dll_update_atFINAL(lines 606 612) no Hoare annotation was computed. [2019-11-06 21:18:17,202 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-06 21:18:17,202 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2019-11-06 21:18:17,202 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-06 21:18:17,202 INFO L446 ceAbstractionStarter]: At program point myexitENTRY(lines 561 563) the Hoare annotation is: true [2019-11-06 21:18:17,202 INFO L443 ceAbstractionStarter]: For program point myexitEXIT(lines 561 563) no Hoare annotation was computed. [2019-11-06 21:18:17,202 INFO L446 ceAbstractionStarter]: At program point L562(line 562) the Hoare annotation is: true [2019-11-06 21:18:17,202 INFO L443 ceAbstractionStarter]: For program point L578-1(lines 578 580) no Hoare annotation was computed. [2019-11-06 21:18:17,203 INFO L439 ceAbstractionStarter]: At program point dll_createENTRY(lines 574 591) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2019-11-06 21:18:17,203 INFO L439 ceAbstractionStarter]: At program point L576-2(lines 576 589) the Hoare annotation is: (let ((.cse0 (= 0 dll_create_~head~0.offset)) (.cse1 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse2 (= (select |#valid| dll_create_~head~0.base) 1))) (or (and (= |#valid| |old(#valid)|) (= dll_create_~len |dll_create_#in~len|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) .cse0 (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= 0 dll_create_~head~0.base)) (and .cse1 .cse2 (not (= (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)) dll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) dll_create_~head~0.base)) .cse0 (= 0 dll_create_~new_head~0.offset)) (and .cse1 .cse2 (<= |dll_create_#in~len| (+ dll_create_~len 1))))) [2019-11-06 21:18:17,203 INFO L443 ceAbstractionStarter]: For program point L576-3(lines 576 589) no Hoare annotation was computed. [2019-11-06 21:18:17,203 INFO L443 ceAbstractionStarter]: For program point dll_createFINAL(lines 574 591) no Hoare annotation was computed. [2019-11-06 21:18:17,203 INFO L446 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: true [2019-11-06 21:18:17,203 INFO L443 ceAbstractionStarter]: For program point dll_createEXIT(lines 574 591) no Hoare annotation was computed. [2019-11-06 21:18:17,203 INFO L443 ceAbstractionStarter]: For program point L584(lines 584 586) no Hoare annotation was computed. [2019-11-06 21:18:17,204 INFO L443 ceAbstractionStarter]: For program point L584-2(lines 584 586) no Hoare annotation was computed. [2019-11-06 21:18:17,205 INFO L443 ceAbstractionStarter]: For program point L578(lines 578 580) no Hoare annotation was computed. [2019-11-06 21:18:17,205 INFO L443 ceAbstractionStarter]: For program point __bswap_32ENTRY(lines 63 67) no Hoare annotation was computed. [2019-11-06 21:18:17,205 INFO L443 ceAbstractionStarter]: For program point __bswap_32FINAL(lines 63 67) no Hoare annotation was computed. [2019-11-06 21:18:17,205 INFO L443 ceAbstractionStarter]: For program point __bswap_32EXIT(lines 63 67) no Hoare annotation was computed. [2019-11-06 21:18:17,205 INFO L443 ceAbstractionStarter]: For program point __bswap_64ENTRY(lines 68 72) no Hoare annotation was computed. [2019-11-06 21:18:17,205 INFO L443 ceAbstractionStarter]: For program point __bswap_64FINAL(lines 68 72) no Hoare annotation was computed. [2019-11-06 21:18:17,206 INFO L443 ceAbstractionStarter]: For program point __bswap_64EXIT(lines 68 72) no Hoare annotation was computed. [2019-11-06 21:18:17,206 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-06 21:18:17,206 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-11-06 21:18:17,206 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-06 21:18:17,206 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-06 21:18:17,206 INFO L439 ceAbstractionStarter]: At program point L600-2(lines 600 603) the Hoare annotation is: (let ((.cse0 (forall ((v_main_~s~0.base_BEFORE_CALL_3 Int)) (not (= (select (select |#memory_int| v_main_~s~0.base_BEFORE_CALL_3) 0) 2)))) (.cse1 (and (= |dll_get_data_at_#in~index| dll_get_data_at_~index) (exists ((v_main_~s~0.base_BEFORE_CALL_3 Int)) (= 2 (select (select |#memory_int| v_main_~s~0.base_BEFORE_CALL_3) 0))) (= dll_get_data_at_~head.offset |dll_get_data_at_#in~head.offset|) (= |dll_get_data_at_#in~head.base| dll_get_data_at_~head.base)))) (and (or (<= 1 |dll_get_data_at_#in~index|) .cse0 .cse1) (let ((.cse2 (<= (+ dll_get_data_at_~index 1) |dll_get_data_at_#in~index|))) (or (and (<= 2 |dll_get_data_at_#in~index|) .cse2) .cse0 (and (or (<= (+ |dll_get_data_at_#in~head.offset| 1) 0) (<= 1 |dll_get_data_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.offset| |dll_get_data_at_#in~head.base|) 4) dll_get_data_at_~head.offset) (= (select (select |#memory_$Pointer$.base| |dll_get_data_at_#in~head.base|) 4) dll_get_data_at_~head.base))) .cse2) .cse1)))) [2019-11-06 21:18:17,206 INFO L443 ceAbstractionStarter]: For program point L600-3(lines 600 603) no Hoare annotation was computed. [2019-11-06 21:18:17,206 INFO L443 ceAbstractionStarter]: For program point dll_get_data_atFINAL(lines 599 605) no Hoare annotation was computed. [2019-11-06 21:18:17,206 INFO L446 ceAbstractionStarter]: At program point dll_get_data_atENTRY(lines 599 605) the Hoare annotation is: true [2019-11-06 21:18:17,207 INFO L443 ceAbstractionStarter]: For program point dll_get_data_atEXIT(lines 599 605) no Hoare annotation was computed. [2019-11-06 21:18:17,207 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 613 632) no Hoare annotation was computed. [2019-11-06 21:18:17,207 INFO L443 ceAbstractionStarter]: For program point L628(line 628) no Hoare annotation was computed. [2019-11-06 21:18:17,207 INFO L439 ceAbstractionStarter]: At program point L624(line 624) the Hoare annotation is: (let ((.cse9 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse10 (+ main_~len~0 1)) (.cse0 (select (select |#memory_int| .cse9) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4))) (.cse11 (* 2 main_~len~0))) (let ((.cse2 (= main_~s~0.offset 0)) (.cse3 (<= .cse11 (+ main_~new_data~0 1))) (.cse4 (<= .cse11 (+ .cse0 1))) (.cse5 (<= main_~new_data~0 .cse10)) (.cse6 (<= .cse0 .cse10)) (.cse7 (not (= .cse9 main_~s~0.base))) (.cse8 (= main_~len~0 2)) (.cse1 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (or (and (<= main_~expected~0 .cse0) (<= .cse0 main_~expected~0) (= main_~len~0 .cse1) .cse2 .cse3 .cse4 .cse5 .cse6 (<= 1 main_~i~0) (<= main_~i~0 1) .cse7 .cse8) (and .cse2 .cse3 .cse4 .cse5 (= 2 .cse1) .cse6 .cse7 .cse8 (= main_~i~0 0) (= main_~expected~0 .cse1)))))) [2019-11-06 21:18:17,207 INFO L443 ceAbstractionStarter]: For program point L624-1(line 624) no Hoare annotation was computed. [2019-11-06 21:18:17,207 INFO L443 ceAbstractionStarter]: For program point L624-2(lines 624 626) no Hoare annotation was computed. [2019-11-06 21:18:17,208 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 613 632) no Hoare annotation was computed. [2019-11-06 21:18:17,208 INFO L439 ceAbstractionStarter]: At program point L620(line 620) the Hoare annotation is: (let ((.cse0 (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base))) (.cse1 (= main_~s~0.offset 0)) (.cse2 (= main_~len~0 2))) (or (and (and (<= (+ main_~i~0 main_~len~0) main_~new_data~0) (<= main_~new_data~0 (+ main_~i~0 2)) .cse0) .cse1 .cse2 (= main_~i~0 0)) (and (and (and (<= 1 main_~i~0) .cse0 (= main_~len~0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) .cse1 (<= (* 2 main_~len~0) (+ main_~new_data~0 1)) .cse2 (<= main_~new_data~0 (+ main_~len~0 1))) (<= main_~i~0 1)))) [2019-11-06 21:18:17,208 INFO L443 ceAbstractionStarter]: For program point L622-2(lines 622 627) no Hoare annotation was computed. [2019-11-06 21:18:17,208 INFO L443 ceAbstractionStarter]: For program point L620-1(lines 618 621) no Hoare annotation was computed. [2019-11-06 21:18:17,208 INFO L439 ceAbstractionStarter]: At program point L622-3(lines 622 627) the Hoare annotation is: (let ((.cse0 (and (= main_~len~0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (= main_~s~0.offset 0) (<= 0 main_~i~0) (= main_~len~0 2)))) (or (and (<= 2 main_~i~0) .cse0) (let ((.cse3 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse4 (* 2 main_~len~0)) (.cse1 (select (select |#memory_int| .cse3) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4))) (.cse2 (+ main_~len~0 1))) (and (<= .cse1 .cse2) .cse0 (not (= .cse3 main_~s~0.base)) (<= .cse4 (+ main_~new_data~0 1)) (<= .cse4 (+ .cse1 1)) (<= main_~new_data~0 .cse2)))))) [2019-11-06 21:18:17,209 INFO L446 ceAbstractionStarter]: At program point L622-4(lines 622 627) the Hoare annotation is: true [2019-11-06 21:18:17,209 INFO L439 ceAbstractionStarter]: At program point L616(line 616) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= main_~len~0 2) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2019-11-06 21:18:17,209 INFO L439 ceAbstractionStarter]: At program point L618-2(lines 618 621) the Hoare annotation is: (let ((.cse8 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse0 (<= 1 main_~i~0)) (.cse2 (= main_~len~0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (.cse1 (not (= .cse8 main_~s~0.base))) (.cse3 (= main_~s~0.offset 0)) (.cse4 (= main_~len~0 2))) (or (and .cse0 (<= main_~i~0 1) .cse1 .cse2 .cse3 .cse4) (let ((.cse7 (* 2 main_~len~0)) (.cse5 (select (select |#memory_int| .cse8) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4))) (.cse6 (+ main_~len~0 1))) (and (<= .cse5 .cse6) .cse0 .cse2 .cse3 .cse1 (<= .cse7 (+ main_~new_data~0 1)) (<= .cse7 (+ .cse5 1)) (<= main_~new_data~0 .cse6) .cse4)) (and .cse1 .cse3 .cse4 (= main_~i~0 0))))) [2019-11-06 21:18:17,209 INFO L443 ceAbstractionStarter]: For program point L616-1(line 616) no Hoare annotation was computed. [2019-11-06 21:18:17,209 INFO L443 ceAbstractionStarter]: For program point L618-3(lines 618 621) no Hoare annotation was computed. [2019-11-06 21:18:17,209 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 613 632) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2019-11-06 21:18:17,210 INFO L443 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 630) no Hoare annotation was computed. [2019-11-06 21:18:17,210 INFO L439 ceAbstractionStarter]: At program point L625(lines 613 632) the Hoare annotation is: false [2019-11-06 21:18:17,210 INFO L443 ceAbstractionStarter]: For program point dll_destroyEXIT(lines 592 598) no Hoare annotation was computed. [2019-11-06 21:18:17,210 INFO L439 ceAbstractionStarter]: At program point dll_destroyENTRY(lines 592 598) the Hoare annotation is: (= |#valid| |old(#valid)|) [2019-11-06 21:18:17,210 INFO L446 ceAbstractionStarter]: At program point L593-2(lines 593 597) the Hoare annotation is: true [2019-11-06 21:18:17,210 INFO L443 ceAbstractionStarter]: For program point L593-3(lines 592 598) no Hoare annotation was computed. [2019-11-06 21:18:17,210 INFO L443 ceAbstractionStarter]: For program point node_createENTRY(lines 564 573) no Hoare annotation was computed. [2019-11-06 21:18:17,210 INFO L443 ceAbstractionStarter]: For program point node_createFINAL(lines 564 573) no Hoare annotation was computed. [2019-11-06 21:18:17,210 INFO L443 ceAbstractionStarter]: For program point L567(line 567) no Hoare annotation was computed. [2019-11-06 21:18:17,210 INFO L443 ceAbstractionStarter]: For program point L566(lines 566 568) no Hoare annotation was computed. [2019-11-06 21:18:17,211 INFO L443 ceAbstractionStarter]: For program point node_createEXIT(lines 564 573) no Hoare annotation was computed. [2019-11-06 21:18:17,211 INFO L443 ceAbstractionStarter]: For program point L566-1(lines 566 568) no Hoare annotation was computed. [2019-11-06 21:18:17,222 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,223 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,223 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,224 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,225 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,225 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,225 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,227 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,227 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,227 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,228 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,228 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,228 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,228 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,229 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,229 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,229 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,229 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,233 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,233 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,234 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,234 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,235 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,235 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,235 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,235 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,237 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,237 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,237 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,237 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,237 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,240 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,242 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,242 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,242 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,243 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,243 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,243 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,243 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,243 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,244 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,244 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,244 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,244 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,244 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,245 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,245 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,245 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,245 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,246 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,246 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,246 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,246 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,246 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,247 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,247 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,247 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,247 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,248 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,248 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,248 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,248 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,248 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,249 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,249 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,249 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,249 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,249 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,250 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,250 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,250 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,250 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,250 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,251 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,252 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,252 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,252 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,252 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,252 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,253 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,253 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,253 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,253 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,254 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,254 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,254 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,254 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,254 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,255 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,255 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,255 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,255 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,255 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,256 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,256 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,256 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,256 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,256 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,257 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,257 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,257 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,257 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,257 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,258 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,258 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,258 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,258 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,258 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,259 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,259 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,259 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,259 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,259 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,260 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,260 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,260 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,260 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,260 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,260 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,262 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,263 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,263 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,263 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,264 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,264 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,264 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,264 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,265 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,265 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,265 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,265 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,266 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,266 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,266 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,266 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,267 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,267 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,267 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,267 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,268 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,268 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,268 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,268 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,270 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,270 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,270 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,271 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,271 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,271 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,272 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,272 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,272 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,272 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,272 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-11-06 21:18:17,273 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-11-06 21:18:17,273 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,273 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,273 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,273 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,275 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,275 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,275 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,275 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,276 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,276 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,276 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,276 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-11-06 21:18:17,276 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-11-06 21:18:17,277 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,277 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,277 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,277 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,278 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,278 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,278 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,279 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,279 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,280 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,280 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,280 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,280 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,281 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,281 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,281 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,283 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,283 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,283 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,283 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,283 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,284 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,284 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,284 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,284 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,284 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:18:17 BoogieIcfgContainer [2019-11-06 21:18:17,287 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-06 21:18:17,288 INFO L168 Benchmark]: Toolchain (without parser) took 40086.20 ms. Allocated memory was 145.8 MB in the beginning and 424.1 MB in the end (delta: 278.4 MB). Free memory was 102.1 MB in the beginning and 137.4 MB in the end (delta: -35.4 MB). Peak memory consumption was 281.0 MB. Max. memory is 7.1 GB. [2019-11-06 21:18:17,289 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-06 21:18:17,289 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.17 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 101.9 MB in the beginning and 167.1 MB in the end (delta: -65.2 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. [2019-11-06 21:18:17,290 INFO L168 Benchmark]: Boogie Preprocessor took 82.82 ms. Allocated memory is still 203.4 MB. Free memory was 167.1 MB in the beginning and 163.4 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-11-06 21:18:17,290 INFO L168 Benchmark]: RCFGBuilder took 738.17 ms. Allocated memory is still 203.4 MB. Free memory was 163.4 MB in the beginning and 114.4 MB in the end (delta: 49.0 MB). Peak memory consumption was 49.0 MB. Max. memory is 7.1 GB. [2019-11-06 21:18:17,290 INFO L168 Benchmark]: TraceAbstraction took 38672.71 ms. Allocated memory was 203.4 MB in the beginning and 424.1 MB in the end (delta: 220.7 MB). Free memory was 114.4 MB in the beginning and 137.4 MB in the end (delta: -23.0 MB). Peak memory consumption was 235.7 MB. Max. memory is 7.1 GB. [2019-11-06 21:18:17,293 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 145.8 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 588.17 ms. Allocated memory was 145.8 MB in the beginning and 203.4 MB in the end (delta: 57.7 MB). Free memory was 101.9 MB in the beginning and 167.1 MB in the end (delta: -65.2 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.82 ms. Allocated memory is still 203.4 MB. Free memory was 167.1 MB in the beginning and 163.4 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 738.17 ms. Allocated memory is still 203.4 MB. Free memory was 163.4 MB in the beginning and 114.4 MB in the end (delta: 49.0 MB). Peak memory consumption was 49.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 38672.71 ms. Allocated memory was 203.4 MB in the beginning and 424.1 MB in the end (delta: 220.7 MB). Free memory was 114.4 MB in the beginning and 137.4 MB in the end (delta: -23.0 MB). Peak memory consumption was 235.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 630]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 618]: Loop Invariant [2019-11-06 21:18:17,307 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,309 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,311 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,311 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,311 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,311 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,311 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,312 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,315 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,316 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,316 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,316 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,316 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,317 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,317 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,318 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,318 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,318 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,318 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,318 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,320 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,320 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,321 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,321 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((((1 <= i && i <= 1) && !(#memory_$Pointer$[s][4] == s)) && len == unknown-#memory_int-unknown[s][s]) && s == 0) && len == 2) || ((((((((unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] <= len + 1 && 1 <= i) && len == unknown-#memory_int-unknown[s][s]) && s == 0) && !(#memory_$Pointer$[s][4] == s)) && 2 * len <= new_data + 1) && 2 * len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1) && new_data <= len + 1) && len == 2)) || (((!(#memory_$Pointer$[s][4] == s) && s == 0) && len == 2) && i == 0) - InvariantResult [Line: 607]: Loop Invariant [2019-11-06 21:18:17,321 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,324 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,324 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,325 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,325 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,325 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,325 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,326 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,326 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,326 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,326 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,328 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,328 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,328 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,328 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,330 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,330 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,330 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,330 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,330 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,330 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,335 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,335 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,335 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,336 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,336 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,336 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,336 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,336 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,336 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,337 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,337 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,339 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,339 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,343 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,343 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,344 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,344 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,344 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,344 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,344 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,345 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,345 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,345 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,345 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((data == \old(data) && #memory_$Pointer$[head][head + 4] == head) || ((((index + 1 <= \old(index) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 2 <= \old(index))) || (forall v_main_~s~0.base_BEFORE_CALL_3 : int :: !(\old(unknown-#memory_int-unknown)[v_main_~s~0.base_BEFORE_CALL_3][0] == 2))) || index == \old(index)) && ((((((((head == head && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && index == \old(index)) && data == \old(data)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && head == head) || (((((1 <= \old(index) && head == \old(#memory_$Pointer$)[head][head + 4]) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && index + 1 <= \old(index)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && #memory_$Pointer$ == \old(#memory_$Pointer$))) || ((((index + 1 <= \old(index) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 2 <= \old(index))) - InvariantResult [Line: 600]: Loop Invariant [2019-11-06 21:18:17,350 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,350 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,350 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,354 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,355 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,355 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,355 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,355 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,355 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,356 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,356 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,356 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,356 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,357 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,357 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,357 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2019-11-06 21:18:17,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,358 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,358 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((1 <= \old(index) || (forall v_main_~s~0.base_BEFORE_CALL_3 : int :: !(unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_3][0] == 2))) || (((\old(index) == index && (\exists v_main_~s~0.base_BEFORE_CALL_3 : int :: 2 == unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_3][0])) && head == head) && head == head)) && ((((2 <= \old(index) && index + 1 <= \old(index)) || (forall v_main_~s~0.base_BEFORE_CALL_3 : int :: !(unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_3][0] == 2))) || (((head + 1 <= 0 || 1 <= head) || (#memory_$Pointer$[head][4] == head && #memory_$Pointer$[head][4] == head)) && index + 1 <= \old(index))) || (((\old(index) == index && (\exists v_main_~s~0.base_BEFORE_CALL_3 : int :: 2 == unknown-#memory_int-unknown[v_main_~s~0.base_BEFORE_CALL_3][0])) && head == head) && head == head)) - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 576]: Loop Invariant [2019-11-06 21:18:17,358 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,358 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,359 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,359 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,360 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,360 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,360 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-11-06 21:18:17,360 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-11-06 21:18:17,360 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,361 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,361 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,362 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,362 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,362 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,362 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,363 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,363 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,363 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,363 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,363 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-11-06 21:18:17,363 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2019-11-06 21:18:17,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((((((\valid == \old(\valid) && len == \old(len)) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 0 == head) && \old(unknown-#length-unknown) == unknown-#length-unknown) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 0 == head) || (((((1 == \valid[new_head] && \valid[head] == 1) && !(#memory_$Pointer$[new_head][new_head + 4] == new_head)) && !(#memory_$Pointer$[head][4] == head)) && 0 == head) && 0 == new_head)) || ((1 == \valid[new_head] && \valid[head] == 1) && \old(len) <= len + 1) - InvariantResult [Line: 622]: Loop Invariant [2019-11-06 21:18:17,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,365 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,367 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,367 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,367 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,367 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2019-11-06 21:18:17,367 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2019-11-06 21:18:17,367 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-06 21:18:17,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2019-11-06 21:18:17,369 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (2 <= i && ((len == unknown-#memory_int-unknown[s][s] && s == 0) && 0 <= i) && len == 2) || (((((unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] <= len + 1 && ((len == unknown-#memory_int-unknown[s][s] && s == 0) && 0 <= i) && len == 2) && !(#memory_$Pointer$[s][4] == s)) && 2 * len <= new_data + 1) && 2 * len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1) && new_data <= len + 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 64 locations, 1 error locations. Result: SAFE, OverallTime: 38.5s, OverallIterations: 15, TraceHistogramMax: 3, AutomataDifference: 21.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.6s, HoareTripleCheckerStatistics: 527 SDtfs, 905 SDslu, 1599 SDs, 0 SdLazy, 4905 SolverSat, 500 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 962 GetRequests, 639 SyntacticMatches, 2 SemanticMatches, 321 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 4688 ImplicationChecksByTransitivity, 23.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=89occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 15 MinimizatonAttempts, 167 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 22 LocationsWithAnnotation, 82 PreInvPairs, 118 NumberOfFragments, 847 HoareAnnotationTreeSize, 82 FomulaSimplifications, 3988 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 22 FomulaSimplificationsInter, 2587 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 10.9s InterpolantComputationTime, 1285 NumberOfCodeBlocks, 1282 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 1259 ConstructedInterpolants, 42 QuantifiedInterpolants, 357409 SizeOfPredicates, 67 NumberOfNonLiveVariables, 2587 ConjunctsInSsa, 223 ConjunctsInUnsatCore, 26 InterpolantComputations, 7 PerfectInterpolantSequences, 371/490 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...