/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-07 00:57:10,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-07 00:57:10,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-07 00:57:10,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-07 00:57:10,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-07 00:57:10,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-07 00:57:10,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-07 00:57:10,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-07 00:57:10,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-07 00:57:10,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-07 00:57:10,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-07 00:57:10,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-07 00:57:10,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-07 00:57:10,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-07 00:57:10,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-07 00:57:10,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-07 00:57:10,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-07 00:57:10,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-07 00:57:10,614 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-07 00:57:10,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-07 00:57:10,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-07 00:57:10,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-07 00:57:10,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-07 00:57:10,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-07 00:57:10,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-07 00:57:10,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-07 00:57:10,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-07 00:57:10,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-07 00:57:10,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-07 00:57:10,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-07 00:57:10,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-07 00:57:10,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-07 00:57:10,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-07 00:57:10,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-07 00:57:10,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-07 00:57:10,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-07 00:57:10,654 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-07 00:57:10,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-07 00:57:10,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-07 00:57:10,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-07 00:57:10,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-07 00:57:10,658 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-11-07 00:57:10,680 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-07 00:57:10,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-07 00:57:10,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-07 00:57:10,686 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-07 00:57:10,686 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-07 00:57:10,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-07 00:57:10,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-07 00:57:10,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-07 00:57:10,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-07 00:57:10,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-07 00:57:10,688 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-07 00:57:10,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-07 00:57:10,689 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-07 00:57:10,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-07 00:57:10,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-07 00:57:10,690 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-11-07 00:57:10,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-07 00:57:10,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-07 00:57:10,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 00:57:10,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-07 00:57:10,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-11-07 00:57:10,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-07 00:57:10,691 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-07 00:57:11,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-07 00:57:11,207 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-07 00:57:11,211 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-07 00:57:11,212 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-07 00:57:11,213 INFO L275 PluginConnector]: CDTParser initialized [2020-11-07 00:57:11,214 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-11-07 00:57:11,290 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5752c59f2/8c5b5589c56f455b85260b6f9a660810/FLAG02f62490f [2020-11-07 00:57:12,000 INFO L306 CDTParser]: Found 1 translation units. [2020-11-07 00:57:12,001 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-11-07 00:57:12,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5752c59f2/8c5b5589c56f455b85260b6f9a660810/FLAG02f62490f [2020-11-07 00:57:12,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5752c59f2/8c5b5589c56f455b85260b6f9a660810 [2020-11-07 00:57:12,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-07 00:57:12,264 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-07 00:57:12,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-07 00:57:12,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-07 00:57:12,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-07 00:57:12,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:57:12" (1/1) ... [2020-11-07 00:57:12,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e317201 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:12, skipping insertion in model container [2020-11-07 00:57:12,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:57:12" (1/1) ... [2020-11-07 00:57:12,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-07 00:57:12,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-07 00:57:12,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-07 00:57:12,765 INFO L203 MainTranslator]: Completed pre-run [2020-11-07 00:57:12,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-07 00:57:12,969 INFO L208 MainTranslator]: Completed translation [2020-11-07 00:57:12,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:12 WrapperNode [2020-11-07 00:57:12,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-07 00:57:12,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-07 00:57:12,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-07 00:57:12,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-07 00:57:13,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:12" (1/1) ... [2020-11-07 00:57:13,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:12" (1/1) ... [2020-11-07 00:57:13,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:12" (1/1) ... [2020-11-07 00:57:13,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:12" (1/1) ... [2020-11-07 00:57:13,109 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:12" (1/1) ... [2020-11-07 00:57:13,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:12" (1/1) ... [2020-11-07 00:57:13,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:12" (1/1) ... [2020-11-07 00:57:13,125 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-07 00:57:13,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-07 00:57:13,127 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-07 00:57:13,127 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-07 00:57:13,128 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:12" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 00:57:13,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-07 00:57:13,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-07 00:57:13,204 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-07 00:57:13,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-11-07 00:57:13,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-11-07 00:57:13,205 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2020-11-07 00:57:13,205 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2020-11-07 00:57:13,205 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2020-11-07 00:57:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_destroy [2020-11-07 00:57:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_get_data_at [2020-11-07 00:57:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_update_at [2020-11-07 00:57:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-07 00:57:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-07 00:57:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-07 00:57:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-11-07 00:57:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-11-07 00:57:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-07 00:57:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-07 00:57:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-11-07 00:57:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-11-07 00:57:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-11-07 00:57:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-11-07 00:57:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-11-07 00:57:13,208 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-11-07 00:57:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-11-07 00:57:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-11-07 00:57:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-11-07 00:57:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-11-07 00:57:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-11-07 00:57:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-11-07 00:57:13,210 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-11-07 00:57:13,210 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-11-07 00:57:13,210 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-11-07 00:57:13,210 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-11-07 00:57:13,210 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-11-07 00:57:13,211 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-11-07 00:57:13,211 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-11-07 00:57:13,211 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-11-07 00:57:13,211 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-11-07 00:57:13,211 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-11-07 00:57:13,211 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-11-07 00:57:13,212 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-11-07 00:57:13,212 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-11-07 00:57:13,212 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-11-07 00:57:13,212 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-11-07 00:57:13,212 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-11-07 00:57:13,212 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-11-07 00:57:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-11-07 00:57:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-11-07 00:57:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-11-07 00:57:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-11-07 00:57:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-11-07 00:57:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-11-07 00:57:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-11-07 00:57:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-11-07 00:57:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-11-07 00:57:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-11-07 00:57:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-11-07 00:57:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-11-07 00:57:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-11-07 00:57:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-11-07 00:57:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-11-07 00:57:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-11-07 00:57:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-11-07 00:57:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-11-07 00:57:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-11-07 00:57:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-11-07 00:57:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-11-07 00:57:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-11-07 00:57:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-11-07 00:57:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-11-07 00:57:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-11-07 00:57:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-11-07 00:57:13,217 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-11-07 00:57:13,217 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-11-07 00:57:13,217 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-11-07 00:57:13,217 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-11-07 00:57:13,217 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-11-07 00:57:13,217 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-11-07 00:57:13,218 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-11-07 00:57:13,218 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-11-07 00:57:13,218 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-11-07 00:57:13,218 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-11-07 00:57:13,218 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-11-07 00:57:13,218 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-11-07 00:57:13,219 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-11-07 00:57:13,219 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-11-07 00:57:13,219 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-11-07 00:57:13,219 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-11-07 00:57:13,219 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-11-07 00:57:13,219 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-11-07 00:57:13,219 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-11-07 00:57:13,220 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-11-07 00:57:13,220 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-11-07 00:57:13,220 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-11-07 00:57:13,220 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-11-07 00:57:13,220 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-11-07 00:57:13,220 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-11-07 00:57:13,221 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-11-07 00:57:13,221 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-11-07 00:57:13,221 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-11-07 00:57:13,221 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-11-07 00:57:13,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-11-07 00:57:13,221 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-11-07 00:57:13,222 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-11-07 00:57:13,222 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-11-07 00:57:13,222 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-11-07 00:57:13,222 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-11-07 00:57:13,222 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-11-07 00:57:13,222 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-11-07 00:57:13,222 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-11-07 00:57:13,223 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-11-07 00:57:13,223 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-11-07 00:57:13,223 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-11-07 00:57:13,223 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-11-07 00:57:13,223 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-11-07 00:57:13,223 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-11-07 00:57:13,223 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-11-07 00:57:13,223 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-11-07 00:57:13,224 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-11-07 00:57:13,224 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-11-07 00:57:13,224 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-11-07 00:57:13,224 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2020-11-07 00:57:13,224 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2020-11-07 00:57:13,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-07 00:57:13,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-07 00:57:13,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-07 00:57:13,225 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2020-11-07 00:57:13,225 INFO L130 BoogieDeclarations]: Found specification of procedure sll_destroy [2020-11-07 00:57:13,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-07 00:57:13,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-07 00:57:13,225 INFO L130 BoogieDeclarations]: Found specification of procedure sll_get_data_at [2020-11-07 00:57:13,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-07 00:57:13,226 INFO L130 BoogieDeclarations]: Found specification of procedure sll_update_at [2020-11-07 00:57:13,226 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-07 00:57:13,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-07 00:57:13,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-07 00:57:13,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-07 00:57:13,851 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2020-11-07 00:57:14,075 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-07 00:57:14,075 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-11-07 00:57:14,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:57:14 BoogieIcfgContainer [2020-11-07 00:57:14,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-07 00:57:14,080 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-07 00:57:14,080 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-07 00:57:14,084 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-07 00:57:14,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:57:12" (1/3) ... [2020-11-07 00:57:14,085 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29a3bd50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:57:14, skipping insertion in model container [2020-11-07 00:57:14,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:57:12" (2/3) ... [2020-11-07 00:57:14,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29a3bd50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:57:14, skipping insertion in model container [2020-11-07 00:57:14,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:57:14" (3/3) ... [2020-11-07 00:57:14,088 INFO L111 eAbstractionObserver]: Analyzing ICFG sll2n_update_all_reverse.i [2020-11-07 00:57:14,105 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-11-07 00:57:14,110 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-07 00:57:14,124 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-07 00:57:14,149 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-07 00:57:14,150 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-07 00:57:14,150 INFO L379 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-11-07 00:57:14,150 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-07 00:57:14,150 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-07 00:57:14,150 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-07 00:57:14,151 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-07 00:57:14,151 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-07 00:57:14,170 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states. [2020-11-07 00:57:14,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-07 00:57:14,183 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:57:14,184 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:57:14,184 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:57:14,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:57:14,196 INFO L82 PathProgramCache]: Analyzing trace with hash 442902572, now seen corresponding path program 1 times [2020-11-07 00:57:14,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:57:14,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1352203876] [2020-11-07 00:57:14,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:57:14,306 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:57:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:14,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:57:14,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:14,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:57:14,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:14,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-11-07 00:57:14,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:14,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 00:57:14,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1352203876] [2020-11-07 00:57:14,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:57:14,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-07 00:57:14,634 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113078925] [2020-11-07 00:57:14,640 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-07 00:57:14,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:57:14,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-07 00:57:14,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-07 00:57:14,663 INFO L87 Difference]: Start difference. First operand 113 states. Second operand 4 states. [2020-11-07 00:57:15,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:57:15,536 INFO L93 Difference]: Finished difference Result 240 states and 300 transitions. [2020-11-07 00:57:15,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-07 00:57:15,538 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 44 [2020-11-07 00:57:15,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:57:15,552 INFO L225 Difference]: With dead ends: 240 [2020-11-07 00:57:15,552 INFO L226 Difference]: Without dead ends: 132 [2020-11-07 00:57:15,558 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-07 00:57:15,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-11-07 00:57:15,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 90. [2020-11-07 00:57:15,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-11-07 00:57:15,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 94 transitions. [2020-11-07 00:57:15,654 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 94 transitions. Word has length 44 [2020-11-07 00:57:15,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:57:15,654 INFO L481 AbstractCegarLoop]: Abstraction has 90 states and 94 transitions. [2020-11-07 00:57:15,655 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-07 00:57:15,655 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 94 transitions. [2020-11-07 00:57:15,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-07 00:57:15,657 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:57:15,657 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:57:15,658 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-07 00:57:15,658 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:57:15,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:57:15,659 INFO L82 PathProgramCache]: Analyzing trace with hash 826822239, now seen corresponding path program 1 times [2020-11-07 00:57:15,659 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:57:15,660 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1749862989] [2020-11-07 00:57:15,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:57:15,666 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:57:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:15,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:57:15,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:15,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:57:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:15,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-11-07 00:57:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:15,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 00:57:15,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1749862989] [2020-11-07 00:57:15,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:57:15,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-07 00:57:15,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290387424] [2020-11-07 00:57:15,880 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-07 00:57:15,881 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:57:15,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-07 00:57:15,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-07 00:57:15,882 INFO L87 Difference]: Start difference. First operand 90 states and 94 transitions. Second operand 7 states. [2020-11-07 00:57:16,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:57:16,689 INFO L93 Difference]: Finished difference Result 153 states and 162 transitions. [2020-11-07 00:57:16,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-07 00:57:16,690 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 44 [2020-11-07 00:57:16,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:57:16,692 INFO L225 Difference]: With dead ends: 153 [2020-11-07 00:57:16,692 INFO L226 Difference]: Without dead ends: 98 [2020-11-07 00:57:16,694 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-11-07 00:57:16,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-11-07 00:57:16,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 91. [2020-11-07 00:57:16,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-11-07 00:57:16,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 95 transitions. [2020-11-07 00:57:16,716 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 95 transitions. Word has length 44 [2020-11-07 00:57:16,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:57:16,716 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 95 transitions. [2020-11-07 00:57:16,716 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-07 00:57:16,716 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 95 transitions. [2020-11-07 00:57:16,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-11-07 00:57:16,719 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:57:16,719 INFO L422 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, 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] [2020-11-07 00:57:16,719 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-07 00:57:16,719 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:57:16,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:57:16,720 INFO L82 PathProgramCache]: Analyzing trace with hash -1922711407, now seen corresponding path program 1 times [2020-11-07 00:57:16,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:57:16,721 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [597647052] [2020-11-07 00:57:16,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:57:17,518 WARN L194 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 114 [2020-11-07 00:57:17,582 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_21|, |v_#memory_$Pointer$.offset_21|], 4=[|v_#memory_int_22|]} [2020-11-07 00:57:17,604 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:17,812 WARN L194 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-11-07 00:57:17,813 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:17,823 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:18,014 WARN L194 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-11-07 00:57:18,018 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:18,028 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:18,209 WARN L194 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-11-07 00:57:18,211 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:18,214 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:18,214 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:186, output treesize:189 [2020-11-07 00:57:18,381 WARN L194 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-11-07 00:57:18,402 INFO L120 Accelerator]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2020-11-07 00:57:18,407 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:57:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:18,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:57:18,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:18,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:57:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:18,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-11-07 00:57:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:18,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-11-07 00:57:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:18,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-07 00:57:18,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [597647052] [2020-11-07 00:57:18,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:57:18,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-07 00:57:18,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990928516] [2020-11-07 00:57:18,729 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-07 00:57:18,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:57:18,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-07 00:57:18,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-11-07 00:57:18,730 INFO L87 Difference]: Start difference. First operand 91 states and 95 transitions. Second operand 9 states. [2020-11-07 00:57:19,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:57:19,552 INFO L93 Difference]: Finished difference Result 162 states and 172 transitions. [2020-11-07 00:57:19,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-07 00:57:19,553 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2020-11-07 00:57:19,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:57:19,555 INFO L225 Difference]: With dead ends: 162 [2020-11-07 00:57:19,555 INFO L226 Difference]: Without dead ends: 107 [2020-11-07 00:57:19,556 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2020-11-07 00:57:19,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-11-07 00:57:19,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 100. [2020-11-07 00:57:19,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-11-07 00:57:19,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 105 transitions. [2020-11-07 00:57:19,575 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 105 transitions. Word has length 62 [2020-11-07 00:57:19,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:57:19,575 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 105 transitions. [2020-11-07 00:57:19,575 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-07 00:57:19,576 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 105 transitions. [2020-11-07 00:57:19,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-11-07 00:57:19,583 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:57:19,583 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:57:19,584 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-07 00:57:19,584 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:57:19,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:57:19,586 INFO L82 PathProgramCache]: Analyzing trace with hash 118606403, now seen corresponding path program 2 times [2020-11-07 00:57:19,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:57:19,587 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [589527886] [2020-11-07 00:57:19,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:57:20,351 WARN L194 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 114 [2020-11-07 00:57:20,375 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_25|, |v_#memory_$Pointer$.base_25|], 4=[|v_#memory_int_26|]} [2020-11-07 00:57:20,395 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:20,598 WARN L194 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-11-07 00:57:20,600 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:20,612 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:20,795 WARN L194 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-11-07 00:57:20,796 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:20,813 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:20,977 WARN L194 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-07 00:57:20,978 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:20,981 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:20,982 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:186, output treesize:189 [2020-11-07 00:57:21,142 WARN L194 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-07 00:57:21,150 INFO L120 Accelerator]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2020-11-07 00:57:21,155 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:57:21,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:21,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:57:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:21,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:57:21,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:21,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-11-07 00:57:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:21,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-07 00:57:21,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:21,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-11-07 00:57:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:21,388 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-07 00:57:21,388 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [589527886] [2020-11-07 00:57:21,389 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:57:21,389 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-07 00:57:21,389 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355977236] [2020-11-07 00:57:21,391 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-07 00:57:21,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:57:21,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-07 00:57:21,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-07 00:57:21,393 INFO L87 Difference]: Start difference. First operand 100 states and 105 transitions. Second operand 6 states. [2020-11-07 00:57:22,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:57:22,049 INFO L93 Difference]: Finished difference Result 144 states and 154 transitions. [2020-11-07 00:57:22,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-07 00:57:22,050 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 80 [2020-11-07 00:57:22,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:57:22,053 INFO L225 Difference]: With dead ends: 144 [2020-11-07 00:57:22,053 INFO L226 Difference]: Without dead ends: 115 [2020-11-07 00:57:22,054 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-11-07 00:57:22,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-11-07 00:57:22,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 101. [2020-11-07 00:57:22,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-11-07 00:57:22,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 106 transitions. [2020-11-07 00:57:22,071 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 106 transitions. Word has length 80 [2020-11-07 00:57:22,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:57:22,072 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 106 transitions. [2020-11-07 00:57:22,072 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-07 00:57:22,072 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 106 transitions. [2020-11-07 00:57:22,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-11-07 00:57:22,075 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:57:22,076 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-11-07 00:57:22,076 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-07 00:57:22,076 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:57:22,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:57:22,077 INFO L82 PathProgramCache]: Analyzing trace with hash 647954943, now seen corresponding path program 1 times [2020-11-07 00:57:22,077 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:57:22,077 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1649607198] [2020-11-07 00:57:22,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:57:22,747 WARN L194 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 114 [2020-11-07 00:57:22,766 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_29|, |v_#memory_$Pointer$.offset_29|], 4=[|v_#memory_int_30|]} [2020-11-07 00:57:22,777 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:22,969 WARN L194 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-11-07 00:57:22,969 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:22,981 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:23,161 WARN L194 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-11-07 00:57:23,164 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:23,174 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:23,347 WARN L194 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-07 00:57:23,348 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:23,350 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:23,350 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:186, output treesize:189 [2020-11-07 00:57:23,527 WARN L194 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-07 00:57:23,530 INFO L120 Accelerator]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2020-11-07 00:57:23,534 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:57:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:23,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:57:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:23,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:57:23,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:23,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-11-07 00:57:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:23,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-07 00:57:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:23,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-11-07 00:57:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:23,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-11-07 00:57:23,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:23,827 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-07 00:57:23,828 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1649607198] [2020-11-07 00:57:23,828 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:57:23,828 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-07 00:57:23,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579580441] [2020-11-07 00:57:23,829 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-07 00:57:23,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:57:23,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-07 00:57:23,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-11-07 00:57:23,830 INFO L87 Difference]: Start difference. First operand 101 states and 106 transitions. Second operand 9 states. [2020-11-07 00:57:24,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:57:24,835 INFO L93 Difference]: Finished difference Result 172 states and 185 transitions. [2020-11-07 00:57:24,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-07 00:57:24,836 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2020-11-07 00:57:24,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:57:24,839 INFO L225 Difference]: With dead ends: 172 [2020-11-07 00:57:24,839 INFO L226 Difference]: Without dead ends: 124 [2020-11-07 00:57:24,840 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2020-11-07 00:57:24,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-11-07 00:57:24,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 107. [2020-11-07 00:57:24,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-11-07 00:57:24,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 114 transitions. [2020-11-07 00:57:24,870 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 114 transitions. Word has length 93 [2020-11-07 00:57:24,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:57:24,871 INFO L481 AbstractCegarLoop]: Abstraction has 107 states and 114 transitions. [2020-11-07 00:57:24,871 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-07 00:57:24,873 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 114 transitions. [2020-11-07 00:57:24,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-11-07 00:57:24,875 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:57:24,876 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1] [2020-11-07 00:57:24,876 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-07 00:57:24,876 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:57:24,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:57:24,877 INFO L82 PathProgramCache]: Analyzing trace with hash -388218185, now seen corresponding path program 1 times [2020-11-07 00:57:24,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:57:24,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1299843680] [2020-11-07 00:57:24,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:57:25,614 WARN L194 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 114 [2020-11-07 00:57:25,630 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_33|, |v_#memory_$Pointer$.offset_33|], 4=[|v_#memory_int_34|]} [2020-11-07 00:57:25,639 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:25,827 WARN L194 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-11-07 00:57:25,827 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:25,838 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:26,007 WARN L194 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-11-07 00:57:26,008 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:26,017 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:26,175 WARN L194 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-07 00:57:26,176 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:26,177 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:26,178 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:186, output treesize:189 [2020-11-07 00:57:26,339 WARN L194 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-07 00:57:26,342 INFO L120 Accelerator]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2020-11-07 00:57:26,345 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:57:26,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:26,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:57:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:26,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:57:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:26,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-11-07 00:57:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:26,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-07 00:57:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:26,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-11-07 00:57:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:26,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-11-07 00:57:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:26,641 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-07 00:57:26,642 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1299843680] [2020-11-07 00:57:26,642 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:57:26,642 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-07 00:57:26,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274782581] [2020-11-07 00:57:26,643 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-07 00:57:26,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:57:26,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-07 00:57:26,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-11-07 00:57:26,649 INFO L87 Difference]: Start difference. First operand 107 states and 114 transitions. Second operand 9 states. [2020-11-07 00:57:27,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:57:27,476 INFO L93 Difference]: Finished difference Result 150 states and 161 transitions. [2020-11-07 00:57:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-11-07 00:57:27,477 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 100 [2020-11-07 00:57:27,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:57:27,479 INFO L225 Difference]: With dead ends: 150 [2020-11-07 00:57:27,480 INFO L226 Difference]: Without dead ends: 121 [2020-11-07 00:57:27,481 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2020-11-07 00:57:27,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-11-07 00:57:27,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 111. [2020-11-07 00:57:27,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-11-07 00:57:27,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 118 transitions. [2020-11-07 00:57:27,520 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 118 transitions. Word has length 100 [2020-11-07 00:57:27,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:57:27,521 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 118 transitions. [2020-11-07 00:57:27,521 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-07 00:57:27,521 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 118 transitions. [2020-11-07 00:57:27,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-11-07 00:57:27,530 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:57:27,530 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:57:27,531 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-07 00:57:27,531 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:57:27,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:57:27,531 INFO L82 PathProgramCache]: Analyzing trace with hash 1276569099, now seen corresponding path program 2 times [2020-11-07 00:57:27,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:57:27,532 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [686810272] [2020-11-07 00:57:27,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:57:28,222 WARN L194 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 114 [2020-11-07 00:57:28,241 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_37|, |v_#memory_$Pointer$.base_37|], 4=[|v_#memory_int_38|]} [2020-11-07 00:57:28,249 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:28,418 WARN L194 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-11-07 00:57:28,418 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:28,428 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:28,592 WARN L194 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-11-07 00:57:28,592 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:28,603 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:28,757 WARN L194 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-07 00:57:28,758 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:28,760 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:28,760 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:186, output treesize:189 [2020-11-07 00:57:28,926 WARN L194 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-07 00:57:28,931 INFO L120 Accelerator]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2020-11-07 00:57:28,948 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:57:29,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:29,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:57:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:29,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:57:29,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:29,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-11-07 00:57:29,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:29,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-07 00:57:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:29,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-11-07 00:57:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:29,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-11-07 00:57:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:29,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-11-07 00:57:29,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:29,251 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-07 00:57:29,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [686810272] [2020-11-07 00:57:29,252 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:57:29,252 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-11-07 00:57:29,252 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813142752] [2020-11-07 00:57:29,253 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-07 00:57:29,253 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:57:29,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-07 00:57:29,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-11-07 00:57:29,257 INFO L87 Difference]: Start difference. First operand 111 states and 118 transitions. Second operand 9 states. [2020-11-07 00:57:30,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:57:30,206 INFO L93 Difference]: Finished difference Result 160 states and 172 transitions. [2020-11-07 00:57:30,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-07 00:57:30,207 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 113 [2020-11-07 00:57:30,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:57:30,209 INFO L225 Difference]: With dead ends: 160 [2020-11-07 00:57:30,209 INFO L226 Difference]: Without dead ends: 132 [2020-11-07 00:57:30,210 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2020-11-07 00:57:30,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-11-07 00:57:30,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 120. [2020-11-07 00:57:30,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-11-07 00:57:30,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 129 transitions. [2020-11-07 00:57:30,230 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 129 transitions. Word has length 113 [2020-11-07 00:57:30,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:57:30,231 INFO L481 AbstractCegarLoop]: Abstraction has 120 states and 129 transitions. [2020-11-07 00:57:30,231 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-07 00:57:30,231 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 129 transitions. [2020-11-07 00:57:30,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-11-07 00:57:30,233 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:57:30,233 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1] [2020-11-07 00:57:30,233 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-07 00:57:30,234 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:57:30,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:57:30,234 INFO L82 PathProgramCache]: Analyzing trace with hash -816086307, now seen corresponding path program 1 times [2020-11-07 00:57:30,234 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:57:30,235 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [456731503] [2020-11-07 00:57:30,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:57:30,830 WARN L194 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 114 [2020-11-07 00:57:30,847 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_41|, |v_#memory_$Pointer$.offset_41|], 4=[|v_#memory_int_42|]} [2020-11-07 00:57:30,856 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:31,046 WARN L194 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-11-07 00:57:31,046 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:31,058 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:31,217 WARN L194 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-11-07 00:57:31,218 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:31,227 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:31,369 WARN L194 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-11-07 00:57:31,370 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:31,372 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:31,372 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:186, output treesize:189 [2020-11-07 00:57:31,523 WARN L194 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-11-07 00:57:31,527 INFO L120 Accelerator]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2020-11-07 00:57:31,530 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:57:31,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:32,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:57:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:32,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:57:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:32,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-11-07 00:57:32,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:32,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-07 00:57:32,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:33,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-11-07 00:57:33,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:33,780 WARN L194 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2020-11-07 00:57:33,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-11-07 00:57:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:34,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-11-07 00:57:34,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:34,894 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-07 00:57:34,895 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [456731503] [2020-11-07 00:57:34,895 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:57:34,895 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2020-11-07 00:57:34,895 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059630346] [2020-11-07 00:57:34,896 INFO L461 AbstractCegarLoop]: Interpolant automaton has 41 states [2020-11-07 00:57:34,896 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:57:34,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2020-11-07 00:57:34,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=1550, Unknown=0, NotChecked=0, Total=1640 [2020-11-07 00:57:34,897 INFO L87 Difference]: Start difference. First operand 120 states and 129 transitions. Second operand 41 states. [2020-11-07 00:57:37,942 WARN L194 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2020-11-07 00:57:38,235 WARN L194 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2020-11-07 00:57:38,939 WARN L194 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2020-11-07 00:57:39,332 WARN L194 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2020-11-07 00:57:39,607 WARN L194 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2020-11-07 00:57:42,771 WARN L194 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-11-07 00:57:44,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:57:44,923 INFO L93 Difference]: Finished difference Result 218 states and 254 transitions. [2020-11-07 00:57:44,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-11-07 00:57:44,925 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 120 [2020-11-07 00:57:44,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:57:44,928 INFO L225 Difference]: With dead ends: 218 [2020-11-07 00:57:44,928 INFO L226 Difference]: Without dead ends: 213 [2020-11-07 00:57:44,932 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 967 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=411, Invalid=5751, Unknown=0, NotChecked=0, Total=6162 [2020-11-07 00:57:44,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2020-11-07 00:57:44,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 158. [2020-11-07 00:57:44,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-11-07 00:57:44,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 177 transitions. [2020-11-07 00:57:44,986 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 177 transitions. Word has length 120 [2020-11-07 00:57:44,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:57:44,986 INFO L481 AbstractCegarLoop]: Abstraction has 158 states and 177 transitions. [2020-11-07 00:57:44,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 41 states. [2020-11-07 00:57:44,987 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 177 transitions. [2020-11-07 00:57:44,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-11-07 00:57:44,989 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:57:44,989 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:57:44,990 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-07 00:57:44,990 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:57:44,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:57:44,990 INFO L82 PathProgramCache]: Analyzing trace with hash 1168520651, now seen corresponding path program 2 times [2020-11-07 00:57:44,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:57:44,991 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1022628522] [2020-11-07 00:57:44,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:57:45,673 WARN L194 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 114 [2020-11-07 00:57:45,682 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_45|, |v_#memory_$Pointer$.base_45|], 4=[|v_#memory_int_46|]} [2020-11-07 00:57:45,692 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:45,867 WARN L194 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-11-07 00:57:45,868 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:45,880 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:46,065 WARN L194 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-11-07 00:57:46,067 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:46,081 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:46,246 WARN L194 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-07 00:57:46,247 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:46,249 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:46,249 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:186, output treesize:189 [2020-11-07 00:57:46,416 WARN L194 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-07 00:57:46,420 INFO L120 Accelerator]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2020-11-07 00:57:46,423 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:57:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:46,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:57:46,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:46,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:57:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:46,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-11-07 00:57:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:46,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-07 00:57:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:46,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-11-07 00:57:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:46,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-11-07 00:57:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:46,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-11-07 00:57:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:46,764 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-07 00:57:46,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1022628522] [2020-11-07 00:57:46,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:57:46,765 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-11-07 00:57:46,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266386723] [2020-11-07 00:57:46,766 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-07 00:57:46,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:57:46,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-07 00:57:46,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-11-07 00:57:46,767 INFO L87 Difference]: Start difference. First operand 158 states and 177 transitions. Second operand 11 states. [2020-11-07 00:57:48,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:57:48,300 INFO L93 Difference]: Finished difference Result 211 states and 234 transitions. [2020-11-07 00:57:48,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-07 00:57:48,301 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 127 [2020-11-07 00:57:48,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:57:48,305 INFO L225 Difference]: With dead ends: 211 [2020-11-07 00:57:48,305 INFO L226 Difference]: Without dead ends: 165 [2020-11-07 00:57:48,306 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=89, Invalid=291, Unknown=0, NotChecked=0, Total=380 [2020-11-07 00:57:48,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-11-07 00:57:48,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 153. [2020-11-07 00:57:48,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2020-11-07 00:57:48,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 170 transitions. [2020-11-07 00:57:48,336 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 170 transitions. Word has length 127 [2020-11-07 00:57:48,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:57:48,336 INFO L481 AbstractCegarLoop]: Abstraction has 153 states and 170 transitions. [2020-11-07 00:57:48,336 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-11-07 00:57:48,336 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 170 transitions. [2020-11-07 00:57:48,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-11-07 00:57:48,338 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:57:48,339 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:57:48,339 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-07 00:57:48,339 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:57:48,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:57:48,340 INFO L82 PathProgramCache]: Analyzing trace with hash 1552067517, now seen corresponding path program 3 times [2020-11-07 00:57:48,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:57:48,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1273499039] [2020-11-07 00:57:48,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:57:49,094 WARN L194 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 114 [2020-11-07 00:57:49,108 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_49|, |v_#memory_$Pointer$.offset_49|], 4=[|v_#memory_int_50|]} [2020-11-07 00:57:49,118 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:49,297 WARN L194 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-11-07 00:57:49,298 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:49,306 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:49,486 WARN L194 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-11-07 00:57:49,487 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:49,497 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:49,651 WARN L194 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-11-07 00:57:49,652 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:49,656 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:49,656 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:186, output treesize:189 [2020-11-07 00:57:49,810 WARN L194 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-11-07 00:57:49,814 INFO L120 Accelerator]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2020-11-07 00:57:49,817 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:57:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:49,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:57:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:49,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:57:49,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:49,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-11-07 00:57:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:49,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-07 00:57:49,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:50,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-11-07 00:57:50,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:50,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-11-07 00:57:50,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:50,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-11-07 00:57:50,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:50,116 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-07 00:57:50,116 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1273499039] [2020-11-07 00:57:50,116 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:57:50,116 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-11-07 00:57:50,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60649093] [2020-11-07 00:57:50,117 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-07 00:57:50,117 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:57:50,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-07 00:57:50,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-11-07 00:57:50,118 INFO L87 Difference]: Start difference. First operand 153 states and 170 transitions. Second operand 11 states. [2020-11-07 00:57:51,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:57:51,380 INFO L93 Difference]: Finished difference Result 238 states and 264 transitions. [2020-11-07 00:57:51,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-07 00:57:51,384 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 127 [2020-11-07 00:57:51,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:57:51,385 INFO L225 Difference]: With dead ends: 238 [2020-11-07 00:57:51,386 INFO L226 Difference]: Without dead ends: 160 [2020-11-07 00:57:51,386 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=94, Invalid=368, Unknown=0, NotChecked=0, Total=462 [2020-11-07 00:57:51,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-11-07 00:57:51,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 153. [2020-11-07 00:57:51,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2020-11-07 00:57:51,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 166 transitions. [2020-11-07 00:57:51,410 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 166 transitions. Word has length 127 [2020-11-07 00:57:51,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:57:51,411 INFO L481 AbstractCegarLoop]: Abstraction has 153 states and 166 transitions. [2020-11-07 00:57:51,411 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-11-07 00:57:51,411 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 166 transitions. [2020-11-07 00:57:51,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-11-07 00:57:51,413 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:57:51,413 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:57:51,413 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-07 00:57:51,413 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:57:51,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:57:51,414 INFO L82 PathProgramCache]: Analyzing trace with hash -418148571, now seen corresponding path program 4 times [2020-11-07 00:57:51,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:57:51,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1873391065] [2020-11-07 00:57:51,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:57:52,086 WARN L194 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 114 [2020-11-07 00:57:52,092 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_53|, |v_#memory_$Pointer$.offset_53|], 4=[|v_#memory_int_54|]} [2020-11-07 00:57:52,101 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:52,261 WARN L194 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-11-07 00:57:52,262 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:52,270 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:52,425 WARN L194 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-11-07 00:57:52,426 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:52,435 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:52,576 WARN L194 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-11-07 00:57:52,577 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:52,579 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:52,579 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:186, output treesize:189 [2020-11-07 00:57:52,718 WARN L194 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-11-07 00:57:52,721 INFO L120 Accelerator]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2020-11-07 00:57:52,724 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:57:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:52,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:57:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:52,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:57:52,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:52,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-11-07 00:57:52,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:52,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-07 00:57:52,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:52,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-11-07 00:57:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:53,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-11-07 00:57:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:53,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-11-07 00:57:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:53,032 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-07 00:57:53,032 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1873391065] [2020-11-07 00:57:53,033 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:57:53,033 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-11-07 00:57:53,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890415186] [2020-11-07 00:57:53,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-07 00:57:53,034 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:57:53,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-07 00:57:53,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-11-07 00:57:53,034 INFO L87 Difference]: Start difference. First operand 153 states and 166 transitions. Second operand 11 states. [2020-11-07 00:57:54,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:57:54,604 INFO L93 Difference]: Finished difference Result 224 states and 240 transitions. [2020-11-07 00:57:54,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-11-07 00:57:54,605 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 127 [2020-11-07 00:57:54,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:57:54,607 INFO L225 Difference]: With dead ends: 224 [2020-11-07 00:57:54,607 INFO L226 Difference]: Without dead ends: 132 [2020-11-07 00:57:54,608 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=111, Invalid=395, Unknown=0, NotChecked=0, Total=506 [2020-11-07 00:57:54,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-11-07 00:57:54,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 129. [2020-11-07 00:57:54,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-11-07 00:57:54,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 137 transitions. [2020-11-07 00:57:54,633 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 137 transitions. Word has length 127 [2020-11-07 00:57:54,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:57:54,633 INFO L481 AbstractCegarLoop]: Abstraction has 129 states and 137 transitions. [2020-11-07 00:57:54,634 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-11-07 00:57:54,634 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 137 transitions. [2020-11-07 00:57:54,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-11-07 00:57:54,636 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:57:54,636 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:57:54,636 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-07 00:57:54,636 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:57:54,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:57:54,637 INFO L82 PathProgramCache]: Analyzing trace with hash 235482206, now seen corresponding path program 1 times [2020-11-07 00:57:54,637 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:57:54,637 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [72492445] [2020-11-07 00:57:54,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:57:55,457 WARN L194 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 114 [2020-11-07 00:57:55,468 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_57|, |v_#memory_$Pointer$.base_57|], 4=[|v_#memory_int_58|]} [2020-11-07 00:57:55,481 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:55,652 WARN L194 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-11-07 00:57:55,652 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:55,661 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:55,835 WARN L194 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-11-07 00:57:55,836 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:55,845 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:55,983 WARN L194 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-07 00:57:55,984 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:57:55,985 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-11-07 00:57:55,985 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:186, output treesize:189 [2020-11-07 00:57:56,133 WARN L194 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-07 00:57:56,136 INFO L120 Accelerator]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2020-11-07 00:57:56,141 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:57:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:56,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:57:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:56,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:57:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:56,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-11-07 00:57:56,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:56,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-07 00:57:56,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:56,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-11-07 00:57:56,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:56,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-11-07 00:57:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:56,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-11-07 00:57:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:56,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-11-07 00:57:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:57:56,994 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-07 00:57:56,995 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [72492445] [2020-11-07 00:57:56,995 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:57:56,995 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2020-11-07 00:57:56,995 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031786633] [2020-11-07 00:57:56,996 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-11-07 00:57:56,996 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:57:56,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-11-07 00:57:56,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=449, Unknown=0, NotChecked=0, Total=506 [2020-11-07 00:57:56,997 INFO L87 Difference]: Start difference. First operand 129 states and 137 transitions. Second operand 23 states. [2020-11-07 00:58:01,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:58:01,046 INFO L93 Difference]: Finished difference Result 173 states and 187 transitions. [2020-11-07 00:58:01,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-11-07 00:58:01,047 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 137 [2020-11-07 00:58:01,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:58:01,050 INFO L225 Difference]: With dead ends: 173 [2020-11-07 00:58:01,050 INFO L226 Difference]: Without dead ends: 160 [2020-11-07 00:58:01,051 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 599 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=322, Invalid=2228, Unknown=0, NotChecked=0, Total=2550 [2020-11-07 00:58:01,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-11-07 00:58:01,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 149. [2020-11-07 00:58:01,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-11-07 00:58:01,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 161 transitions. [2020-11-07 00:58:01,076 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 161 transitions. Word has length 137 [2020-11-07 00:58:01,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:58:01,077 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 161 transitions. [2020-11-07 00:58:01,077 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-11-07 00:58:01,077 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 161 transitions. [2020-11-07 00:58:01,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-11-07 00:58:01,079 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:58:01,079 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:58:01,079 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-07 00:58:01,079 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:58:01,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:58:01,080 INFO L82 PathProgramCache]: Analyzing trace with hash -1720710870, now seen corresponding path program 2 times [2020-11-07 00:58:01,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:58:01,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [133988286] [2020-11-07 00:58:01,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:58:01,796 WARN L194 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 114 [2020-11-07 00:58:01,810 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_61|, |v_#memory_$Pointer$.base_61|], 4=[|v_#memory_int_62|]} [2020-11-07 00:58:01,819 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:58:02,027 WARN L194 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-11-07 00:58:02,028 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:58:02,037 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:58:02,214 WARN L194 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-11-07 00:58:02,216 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:58:02,227 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:58:02,379 WARN L194 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-11-07 00:58:02,379 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:58:02,381 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-11-07 00:58:02,381 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:186, output treesize:189 [2020-11-07 00:58:02,567 WARN L194 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-11-07 00:58:02,571 INFO L120 Accelerator]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2020-11-07 00:58:02,573 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:58:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:02,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:58:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:02,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:58:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:02,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-11-07 00:58:02,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:02,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-07 00:58:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:02,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-11-07 00:58:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:02,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-11-07 00:58:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:02,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-11-07 00:58:02,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:02,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-11-07 00:58:02,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:02,900 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-11-07 00:58:02,901 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [133988286] [2020-11-07 00:58:02,901 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:58:02,901 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-11-07 00:58:02,901 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5917760] [2020-11-07 00:58:02,903 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-07 00:58:02,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:58:02,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-07 00:58:02,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-11-07 00:58:02,904 INFO L87 Difference]: Start difference. First operand 149 states and 161 transitions. Second operand 11 states. [2020-11-07 00:58:04,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:58:04,048 INFO L93 Difference]: Finished difference Result 195 states and 210 transitions. [2020-11-07 00:58:04,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-07 00:58:04,049 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 144 [2020-11-07 00:58:04,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:58:04,051 INFO L225 Difference]: With dead ends: 195 [2020-11-07 00:58:04,051 INFO L226 Difference]: Without dead ends: 137 [2020-11-07 00:58:04,052 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2020-11-07 00:58:04,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-11-07 00:58:04,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2020-11-07 00:58:04,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-11-07 00:58:04,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 144 transitions. [2020-11-07 00:58:04,076 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 144 transitions. Word has length 144 [2020-11-07 00:58:04,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:58:04,076 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 144 transitions. [2020-11-07 00:58:04,077 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-11-07 00:58:04,077 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 144 transitions. [2020-11-07 00:58:04,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-11-07 00:58:04,079 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 00:58:04,079 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-07 00:58:04,079 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-07 00:58:04,079 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 00:58:04,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 00:58:04,080 INFO L82 PathProgramCache]: Analyzing trace with hash -1161456387, now seen corresponding path program 3 times [2020-11-07 00:58:04,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 00:58:04,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1185952241] [2020-11-07 00:58:04,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 00:58:04,808 WARN L194 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 114 [2020-11-07 00:58:04,816 INFO L443 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_65|, |v_#memory_$Pointer$.offset_65|], 4=[|v_#memory_int_66|]} [2020-11-07 00:58:04,826 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:58:05,011 WARN L194 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-11-07 00:58:05,012 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:58:05,021 INFO L547 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:58:05,197 WARN L194 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-11-07 00:58:05,197 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:58:05,205 INFO L547 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-11-07 00:58:05,361 WARN L194 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-07 00:58:05,361 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-11-07 00:58:05,363 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-11-07 00:58:05,363 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:186, output treesize:189 [2020-11-07 00:58:05,509 WARN L194 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-11-07 00:58:05,514 INFO L120 Accelerator]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2020-11-07 00:58:05,517 INFO L328 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-11-07 00:58:05,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:05,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-07 00:58:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:05,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-11-07 00:58:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:05,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-11-07 00:58:05,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:05,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-11-07 00:58:05,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:05,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-11-07 00:58:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:05,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-11-07 00:58:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:05,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-11-07 00:58:05,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:05,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-11-07 00:58:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:05,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-11-07 00:58:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-07 00:58:05,803 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-11-07 00:58:05,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1185952241] [2020-11-07 00:58:05,803 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-07 00:58:05,803 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-11-07 00:58:05,803 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676426489] [2020-11-07 00:58:05,804 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-11-07 00:58:05,804 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-11-07 00:58:05,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-11-07 00:58:05,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-11-07 00:58:05,805 INFO L87 Difference]: Start difference. First operand 137 states and 144 transitions. Second operand 11 states. [2020-11-07 00:58:06,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-07 00:58:06,692 INFO L93 Difference]: Finished difference Result 162 states and 168 transitions. [2020-11-07 00:58:06,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-07 00:58:06,699 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 154 [2020-11-07 00:58:06,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-07 00:58:06,700 INFO L225 Difference]: With dead ends: 162 [2020-11-07 00:58:06,700 INFO L226 Difference]: Without dead ends: 0 [2020-11-07 00:58:06,701 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2020-11-07 00:58:06,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-07 00:58:06,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-07 00:58:06,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-07 00:58:06,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-07 00:58:06,701 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 154 [2020-11-07 00:58:06,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-07 00:58:06,702 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-07 00:58:06,702 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-11-07 00:58:06,702 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-07 00:58:06,702 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-07 00:58:06,702 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-07 00:58:06,704 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-07 00:58:08,360 WARN L194 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 46 [2020-11-07 00:58:08,660 WARN L194 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 43 [2020-11-07 00:58:08,828 WARN L194 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2020-11-07 00:58:09,024 WARN L194 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 31 [2020-11-07 00:58:09,239 WARN L194 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 33 [2020-11-07 00:58:09,452 WARN L194 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 32 [2020-11-07 00:58:09,777 WARN L194 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 49 [2020-11-07 00:58:10,316 WARN L194 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 47 [2020-11-07 00:58:10,497 WARN L194 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2020-11-07 00:58:10,849 WARN L194 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 46 [2020-11-07 00:58:11,084 WARN L194 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 31 [2020-11-07 00:58:11,636 WARN L194 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 47 [2020-11-07 00:58:12,131 WARN L194 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 68 [2020-11-07 00:58:12,584 WARN L194 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 45 [2020-11-07 00:58:13,198 WARN L194 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 49 [2020-11-07 00:58:13,442 WARN L194 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2020-11-07 00:58:13,700 WARN L194 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2020-11-07 00:58:13,959 WARN L194 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2020-11-07 00:58:14,273 WARN L194 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 48 [2020-11-07 00:58:14,521 WARN L194 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 34 [2020-11-07 00:58:14,998 WARN L194 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 38 [2020-11-07 00:58:15,270 WARN L194 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 53 [2020-11-07 00:58:15,546 WARN L194 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 53 [2020-11-07 00:58:15,809 WARN L194 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 42 [2020-11-07 00:58:16,214 WARN L194 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 43 [2020-11-07 00:58:16,594 WARN L194 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 36 [2020-11-07 00:58:16,973 WARN L194 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 45 [2020-11-07 00:58:17,503 WARN L194 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 36 [2020-11-07 00:58:17,786 WARN L194 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 18 [2020-11-07 00:58:17,992 WARN L194 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 35 [2020-11-07 00:58:18,252 WARN L194 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 37 [2020-11-07 00:58:18,681 WARN L194 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 68 [2020-11-07 00:58:18,963 WARN L194 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 30 [2020-11-07 00:58:19,231 WARN L194 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 35 [2020-11-07 00:58:19,821 WARN L194 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 51 [2020-11-07 00:58:20,036 WARN L194 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2020-11-07 00:58:20,315 WARN L194 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2020-11-07 00:58:20,455 WARN L194 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 16 [2020-11-07 00:58:20,725 WARN L194 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 19 [2020-11-07 00:58:21,244 WARN L194 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 47 [2020-11-07 00:58:21,249 INFO L269 CegarLoopResult]: At program point reach_errorEXIT(line 12) the Hoare annotation is: true [2020-11-07 00:58:21,249 INFO L269 CegarLoopResult]: At program point reach_errorENTRY(line 12) the Hoare annotation is: true [2020-11-07 00:58:21,249 INFO L269 CegarLoopResult]: At program point L12-1(line 12) the Hoare annotation is: true [2020-11-07 00:58:21,250 INFO L269 CegarLoopResult]: At program point L12-2(line 12) the Hoare annotation is: true [2020-11-07 00:58:21,250 INFO L269 CegarLoopResult]: At program point L12-3(line 12) the Hoare annotation is: true [2020-11-07 00:58:21,250 INFO L269 CegarLoopResult]: At program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) the Hoare annotation is: true [2020-11-07 00:58:21,250 INFO L262 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2020-11-07 00:58:21,250 INFO L269 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-11-07 00:58:21,250 INFO L269 CegarLoopResult]: At program point ULTIMATE.initFINAL(line 12) the Hoare annotation is: true [2020-11-07 00:58:21,250 INFO L269 CegarLoopResult]: At program point L12(line 12) the Hoare annotation is: true [2020-11-07 00:58:21,250 INFO L269 CegarLoopResult]: At program point L12-1(line 12) the Hoare annotation is: true [2020-11-07 00:58:21,250 INFO L269 CegarLoopResult]: At program point L12-2(line 12) the Hoare annotation is: true [2020-11-07 00:58:21,251 INFO L262 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#NULL.base)| |#NULL.base|) (= |old(#t~string1.offset)| |#t~string1.offset|) (= |#t~string0.offset| |old(#t~string0.offset)|) (= |old(#length)| |#length|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string0.base| |old(#t~string0.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-11-07 00:58:21,251 INFO L269 CegarLoopResult]: At program point L12-3(line 12) the Hoare annotation is: true [2020-11-07 00:58:21,251 INFO L269 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-11-07 00:58:21,251 INFO L269 CegarLoopResult]: At program point myexitENTRY(lines 571 573) the Hoare annotation is: true [2020-11-07 00:58:21,251 INFO L269 CegarLoopResult]: At program point L572(line 572) the Hoare annotation is: true [2020-11-07 00:58:21,251 INFO L266 CegarLoopResult]: For program point myexitEXIT(lines 571 573) no Hoare annotation was computed. [2020-11-07 00:58:21,251 INFO L269 CegarLoopResult]: At program point L595(line 595) the Hoare annotation is: true [2020-11-07 00:58:21,251 INFO L269 CegarLoopResult]: At program point L594(line 594) the Hoare annotation is: true [2020-11-07 00:58:21,252 INFO L269 CegarLoopResult]: At program point L595-1(line 595) the Hoare annotation is: true [2020-11-07 00:58:21,252 INFO L269 CegarLoopResult]: At program point L594-1(line 594) the Hoare annotation is: true [2020-11-07 00:58:21,252 INFO L269 CegarLoopResult]: At program point L594-2(line 594) the Hoare annotation is: true [2020-11-07 00:58:21,252 INFO L269 CegarLoopResult]: At program point L593-2(lines 593 597) the Hoare annotation is: true [2020-11-07 00:58:21,252 INFO L269 CegarLoopResult]: At program point L593-3(lines 592 598) the Hoare annotation is: true [2020-11-07 00:58:21,252 INFO L269 CegarLoopResult]: At program point sll_destroyEXIT(lines 592 598) the Hoare annotation is: true [2020-11-07 00:58:21,252 INFO L262 CegarLoopResult]: At program point sll_destroyENTRY(lines 592 598) the Hoare annotation is: (= |old(#valid)| |#valid|) [2020-11-07 00:58:21,252 INFO L262 CegarLoopResult]: At program point L609(line 609) the Hoare annotation is: (let ((.cse0 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (.cse1 (= |#memory_int| |old(#memory_int)|)) (.cse2 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))) (or (and .cse0 .cse1 (= |sll_update_at_#in~index| sll_update_at_~index) (<= 1 |sll_update_at_#in~index|) .cse2 (let ((.cse3 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))) (or (= .cse3 |sll_update_at_#in~head.base|) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (<= 1 |sll_update_at_#in~head.offset|) (and (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (= sll_update_at_~data |sll_update_at_#in~data|) (= .cse3 sll_update_at_~head.base))))) (and .cse0 .cse1 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|) .cse2 (<= 2 |sll_update_at_#in~index|)))) [2020-11-07 00:58:21,252 INFO L262 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: (and (let ((.cse0 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (.cse1 (= |#memory_int| |old(#memory_int)|))) (or (and .cse0 .cse1 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|) (<= 2 |sll_update_at_#in~index|)) (and .cse0 (= |sll_update_at_#in~head.base| sll_update_at_~head.base) .cse1 (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |sll_update_at_#in~index| sll_update_at_~index) (= sll_update_at_~data |sll_update_at_#in~data|)))) (<= 1 |sll_update_at_#in~index|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-11-07 00:58:21,253 INFO L262 CegarLoopResult]: At program point L609-1(line 609) the Hoare annotation is: (and (<= 1 |sll_update_at_#in~index|) (let ((.cse0 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (.cse1 (<= |sll_update_at_#t~post13| |sll_update_at_#in~index|)) (.cse2 (= |#memory_int| |old(#memory_int)|))) (or (and .cse0 .cse1 .cse2 (= |sll_update_at_#in~index| sll_update_at_~index) (let ((.cse3 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))) (or (= .cse3 |sll_update_at_#in~head.base|) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (<= 1 |sll_update_at_#in~head.offset|) (and (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (= sll_update_at_~data |sll_update_at_#in~data|) (= .cse3 sll_update_at_~head.base))))) (and .cse0 .cse1 .cse2 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|) (<= 2 |sll_update_at_#in~index|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-11-07 00:58:21,253 INFO L262 CegarLoopResult]: At program point L608-1(line 608) the Hoare annotation is: (and (let ((.cse0 (= |#memory_int| |old(#memory_int)|))) (or (and (or (and (= |sll_update_at_#t~mem12.base| (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4)) (= |sll_update_at_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (<= 1 |sll_update_at_#in~head.offset|)) (= |sll_update_at_#in~head.base| sll_update_at_~head.base) .cse0 (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |sll_update_at_#in~index| sll_update_at_~index) (= sll_update_at_~data |sll_update_at_#in~data|)) (and .cse0 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|) (<= 2 |sll_update_at_#in~index|)))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= 1 |sll_update_at_#in~index|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-11-07 00:58:21,253 INFO L262 CegarLoopResult]: At program point L609-2(line 609) the Hoare annotation is: (let ((.cse0 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (.cse1 (<= |sll_update_at_#t~post13| |sll_update_at_#in~index|)) (.cse2 (= |#memory_int| |old(#memory_int)|)) (.cse3 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)) (.cse4 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 2 |sll_update_at_#in~index|)) (and .cse0 .cse1 .cse2 (<= 1 |sll_update_at_#in~index|) .cse3 .cse4 (let ((.cse5 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))) (or (= .cse5 |sll_update_at_#in~head.base|) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (<= 1 |sll_update_at_#in~head.offset|) (and (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (= sll_update_at_~data |sll_update_at_#in~data|) (= .cse5 sll_update_at_~head.base))))))) [2020-11-07 00:58:21,253 INFO L262 CegarLoopResult]: At program point L606(lines 606 612) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-11-07 00:58:21,253 INFO L262 CegarLoopResult]: At program point L608-2(line 608) the Hoare annotation is: (and (let ((.cse0 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (.cse1 (= |#memory_int| |old(#memory_int)|))) (or (and .cse0 .cse1 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|) (<= 2 |sll_update_at_#in~index|)) (let ((.cse5 (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (.cse4 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4)) (.cse2 (<= (+ |sll_update_at_#in~head.offset| 1) 0)) (.cse3 (<= 1 |sll_update_at_#in~head.offset|))) (and .cse0 (or .cse2 .cse3 (and (= sll_update_at_~data |sll_update_at_#in~data|) (= |sll_update_at_#t~mem12.base| .cse4) (= |sll_update_at_#t~mem12.offset| .cse5))) .cse1 (= |sll_update_at_#in~index| sll_update_at_~index) (or (= .cse4 |sll_update_at_#in~head.base|) (and (= sll_update_at_~head.offset .cse5) (= .cse4 sll_update_at_~head.base)) .cse2 .cse3))))) (<= 1 |sll_update_at_#in~index|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-11-07 00:58:21,254 INFO L262 CegarLoopResult]: At program point L606-1(lines 606 612) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-11-07 00:58:21,254 INFO L262 CegarLoopResult]: At program point L607-2(lines 607 610) the Hoare annotation is: (let ((.cse5 (= sll_update_at_~data |sll_update_at_#in~data|)) (.cse0 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (.cse1 (= |#memory_int| |old(#memory_int)|)) (.cse2 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)) (.cse3 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))) (or (and .cse0 .cse1 (<= 1 |sll_update_at_#in~index|) .cse2 .cse3 (let ((.cse4 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))) (or (= .cse4 |sll_update_at_#in~head.base|) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (<= 1 |sll_update_at_#in~head.offset|) (and (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) .cse5 (= .cse4 sll_update_at_~head.base))))) (and .cse0 (= |sll_update_at_#in~head.base| sll_update_at_~head.base) .cse1 (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |sll_update_at_#in~index| sll_update_at_~index) .cse5 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 2 |sll_update_at_#in~index|)))) [2020-11-07 00:58:21,254 INFO L262 CegarLoopResult]: At program point L607-3(lines 607 610) the Hoare annotation is: (let ((.cse5 (= sll_update_at_~data |sll_update_at_#in~data|))) (and (let ((.cse0 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (.cse1 (= |#memory_int| |old(#memory_int)|)) (.cse3 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)) (.cse2 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))) (or (and .cse0 .cse1 (<= |sll_update_at_#in~index| 0) .cse2) (and .cse0 .cse1 .cse3 .cse2 (let ((.cse4 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))) (or (= .cse4 |sll_update_at_#in~head.base|) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (<= 1 |sll_update_at_#in~head.offset|) (and (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) .cse5 (= .cse4 sll_update_at_~head.base))))) (and .cse0 .cse1 .cse3 .cse2 (<= 2 |sll_update_at_#in~index|)))) (or (<= 1 |sll_update_at_#in~index|) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |sll_update_at_#in~index| sll_update_at_~index) .cse5)))) [2020-11-07 00:58:21,254 INFO L262 CegarLoopResult]: At program point sll_update_atFINAL(lines 606 612) the Hoare annotation is: (let ((.cse2 (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|)) (.cse3 (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|))) (let ((.cse4 (select .cse3 4)) (.cse6 (select .cse2 4)) (.cse5 (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (and (let ((.cse0 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (or (and .cse0 (<= 2 |sll_update_at_#in~index|)) (<= |sll_update_at_#in~index| 0) (and (or (<= (+ |sll_update_at_#in~head.offset| 1) 0) (let ((.cse1 (= |sll_update_at_#in~head.base| .cse6))) (and (or .cse1 (= .cse2 .cse3)) (or .cse1 (= (select (select |#memory_int| .cse4) .cse5) |sll_update_at_#in~data|)))) (<= 1 |sll_update_at_#in~head.offset|)) .cse0))) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (or (= |sll_update_at_#in~head.offset| 4) (let ((.cse7 (@diff |old(#memory_int)| |#memory_int|))) (and (= .cse4 .cse6) (or (= |#memory_int| |old(#memory_int)|) (= .cse7 |sll_update_at_#in~head.base|)) (= (select (select |old(#memory_$Pointer$.offset)| |sll_update_at_#in~head.base|) 4) .cse5) (= (store |old(#memory_int)| .cse7 (select |#memory_int| .cse7)) |#memory_int|)))) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |sll_update_at_#in~index| sll_update_at_~index) (= sll_update_at_~data |sll_update_at_#in~data|) (= (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|) |sll_update_at_#in~data|)) (<= 1 |sll_update_at_#in~index|))))) [2020-11-07 00:58:21,254 INFO L262 CegarLoopResult]: At program point sll_update_atEXIT(lines 606 612) the Hoare annotation is: (let ((.cse2 (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|)) (.cse3 (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|))) (let ((.cse4 (select .cse3 4)) (.cse6 (select .cse2 4)) (.cse5 (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (and (let ((.cse0 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (or (and .cse0 (<= 2 |sll_update_at_#in~index|)) (<= |sll_update_at_#in~index| 0) (and (or (<= (+ |sll_update_at_#in~head.offset| 1) 0) (let ((.cse1 (= |sll_update_at_#in~head.base| .cse6))) (and (or .cse1 (= .cse2 .cse3)) (or .cse1 (= (select (select |#memory_int| .cse4) .cse5) |sll_update_at_#in~data|)))) (<= 1 |sll_update_at_#in~head.offset|)) .cse0))) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (or (= |sll_update_at_#in~head.offset| 4) (let ((.cse7 (@diff |old(#memory_int)| |#memory_int|))) (and (= .cse4 .cse6) (or (= |#memory_int| |old(#memory_int)|) (= .cse7 |sll_update_at_#in~head.base|)) (= (select (select |old(#memory_$Pointer$.offset)| |sll_update_at_#in~head.base|) 4) .cse5) (= (store |old(#memory_int)| .cse7 (select |#memory_int| .cse7)) |#memory_int|)))) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |sll_update_at_#in~index| sll_update_at_~index) (= sll_update_at_~data |sll_update_at_#in~data|) (= (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|) |sll_update_at_#in~data|)) (<= 1 |sll_update_at_#in~index|))))) [2020-11-07 00:58:21,255 INFO L262 CegarLoopResult]: At program point sll_update_atENTRY(lines 606 612) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-11-07 00:58:21,255 INFO L266 CegarLoopResult]: For program point __bswap_32ENTRY(lines 74 78) no Hoare annotation was computed. [2020-11-07 00:58:21,255 INFO L266 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-11-07 00:58:21,255 INFO L266 CegarLoopResult]: For program point L77-1(line 77) no Hoare annotation was computed. [2020-11-07 00:58:21,255 INFO L266 CegarLoopResult]: For program point __bswap_32FINAL(lines 74 78) no Hoare annotation was computed. [2020-11-07 00:58:21,255 INFO L266 CegarLoopResult]: For program point __bswap_32EXIT(lines 74 78) no Hoare annotation was computed. [2020-11-07 00:58:21,255 INFO L262 CegarLoopResult]: At program point sll_createEXIT(lines 583 591) the Hoare annotation is: (or (and (= 1 (select |#valid| sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~head~0.base) 1) (= sll_create_~head~0.offset 0) (= |sll_create_#res.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|))) (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1)))) [2020-11-07 00:58:21,255 INFO L262 CegarLoopResult]: At program point sll_createENTRY(lines 583 591) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-11-07 00:58:21,256 INFO L262 CegarLoopResult]: At program point L587(line 587) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base)))) (or (and .cse0 (= |sll_create_#in~len| sll_create_~len)) (and .cse0 (= sll_create_~new_head~0.offset 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base))))) [2020-11-07 00:58:21,256 INFO L262 CegarLoopResult]: At program point L586(line 586) the Hoare annotation is: (or (and (= 1 (select |#valid| sll_create_~new_head~0.base)) (= (select |#valid| sll_create_~head~0.base) 1)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |sll_create_#in~len| sll_create_~len) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|))) [2020-11-07 00:58:21,256 INFO L262 CegarLoopResult]: At program point L587-1(line 587) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base)))) (or (and .cse0 (= |sll_create_#in~len| sll_create_~len)) (and .cse0 (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base))))) [2020-11-07 00:58:21,256 INFO L262 CegarLoopResult]: At program point L586-1(line 586) the Hoare annotation is: (let ((.cse0 (= (select |#valid| |sll_create_#t~ret7.base|) 1))) (or (and .cse0 (= |sll_create_#t~ret7.offset| 0) (not (= sll_create_~head~0.base |sll_create_#t~ret7.base|))) (and .cse0 (= |sll_create_#in~len| sll_create_~len)))) [2020-11-07 00:58:21,256 INFO L262 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |sll_create_#in~len| sll_create_~len) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-11-07 00:58:21,256 INFO L262 CegarLoopResult]: At program point L586-2(line 586) the Hoare annotation is: (let ((.cse0 (= (select |#valid| |sll_create_#t~ret7.base|) 1)) (.cse1 (= 1 (select |#valid| sll_create_~new_head~0.base)))) (or (and .cse0 .cse1 (= |sll_create_#t~ret7.offset| 0) (= sll_create_~new_head~0.offset 0) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base |sll_create_#t~ret7.base|))) (and .cse0 .cse1 (= |sll_create_#in~len| sll_create_~len)))) [2020-11-07 00:58:21,257 INFO L262 CegarLoopResult]: At program point L583(lines 583 591) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |sll_create_#in~len| sll_create_~len) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-11-07 00:58:21,257 INFO L262 CegarLoopResult]: At program point L585-2(lines 585 589) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= (select |#valid| sll_create_~head~0.base) 1))) (or (and .cse0 (= |sll_create_#in~len| sll_create_~len) .cse1) (and .cse0 (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= sll_create_~new_head~0.offset 0) .cse1 (= sll_create_~head~0.offset 0)))) [2020-11-07 00:58:21,257 INFO L262 CegarLoopResult]: At program point L585-3(line 585) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= (select |#valid| sll_create_~head~0.base) 1))) (or (and .cse0 (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= sll_create_~new_head~0.offset 0) .cse1 (= sll_create_~head~0.offset 0)) (and .cse0 (<= |sll_create_#in~len| |sll_create_#t~post6|) (= |sll_create_#in~len| sll_create_~len) .cse1))) [2020-11-07 00:58:21,257 INFO L262 CegarLoopResult]: At program point L585-4(line 585) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= (select |#valid| sll_create_~head~0.base) 1))) (or (and .cse0 (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= sll_create_~new_head~0.offset 0) .cse1 (= sll_create_~head~0.offset 0)) (and .cse0 (<= |sll_create_#in~len| |sll_create_#t~post6|) .cse1 (<= |sll_create_#in~len| (+ sll_create_~len 1))))) [2020-11-07 00:58:21,257 INFO L262 CegarLoopResult]: At program point L585-5(lines 585 589) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= (select |#valid| sll_create_~head~0.base) 1))) (or (and .cse0 .cse1 (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and .cse0 (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= sll_create_~new_head~0.offset 0) .cse1 (= sll_create_~head~0.offset 0)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |sll_create_#in~len| sll_create_~len) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)))) [2020-11-07 00:58:21,257 INFO L262 CegarLoopResult]: At program point L585-6(lines 585 589) the Hoare annotation is: (or (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (= 1 (select |#valid| sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~head~0.base) 1) (= sll_create_~head~0.offset 0))) [2020-11-07 00:58:21,258 INFO L262 CegarLoopResult]: At program point sll_createFINAL(lines 583 591) the Hoare annotation is: (or (and (= 1 (select |#valid| sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~head~0.base) 1) (= sll_create_~head~0.offset 0) (= |sll_create_#res.offset| 0) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|))) (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1)))) [2020-11-07 00:58:21,258 INFO L266 CegarLoopResult]: For program point __bswap_64ENTRY(lines 79 83) no Hoare annotation was computed. [2020-11-07 00:58:21,258 INFO L266 CegarLoopResult]: For program point L82-1(line 82) no Hoare annotation was computed. [2020-11-07 00:58:21,258 INFO L266 CegarLoopResult]: For program point __bswap_64FINAL(lines 79 83) no Hoare annotation was computed. [2020-11-07 00:58:21,258 INFO L266 CegarLoopResult]: For program point __bswap_64EXIT(lines 79 83) no Hoare annotation was computed. [2020-11-07 00:58:21,258 INFO L266 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-11-07 00:58:21,258 INFO L269 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-11-07 00:58:21,258 INFO L269 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-11-07 00:58:21,258 INFO L269 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-11-07 00:58:21,258 INFO L269 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-11-07 00:58:21,258 INFO L269 CegarLoopResult]: At program point sll_get_data_atENTRY(lines 599 605) the Hoare annotation is: true [2020-11-07 00:58:21,259 INFO L262 CegarLoopResult]: At program point L604(line 604) the Hoare annotation is: (let ((.cse0 (<= 1 |sll_get_data_at_#in~index|))) (and (or (and (= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#t~mem11|) (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|)) .cse0) (let ((.cse1 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and .cse1 (<= 2 |sll_get_data_at_#in~index|)) (let ((.cse4 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) (.cse3 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse2 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse5 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))) (and (or .cse2 (= (select (select |#memory_int| .cse3) .cse4) |sll_get_data_at_#t~mem11|) .cse5) .cse1 (or (and (= sll_get_data_at_~head.offset .cse4) (= sll_get_data_at_~head.base .cse3)) .cse2 .cse5) .cse0)) (and (<= |sll_get_data_at_#in~index| 0) (= |sll_get_data_at_#in~index| sll_get_data_at_~index)))))) [2020-11-07 00:58:21,259 INFO L262 CegarLoopResult]: At program point L604-1(line 604) the Hoare annotation is: (let ((.cse6 (<= 1 |sll_get_data_at_#in~index|))) (and (let ((.cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and .cse0 (<= 2 |sll_get_data_at_#in~index|)) (let ((.cse5 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse4 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4))) (let ((.cse2 (select (select |#memory_int| .cse5) .cse4)) (.cse1 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse3 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))) (and (or .cse1 (= .cse2 |sll_get_data_at_#t~mem11|) .cse3) .cse0 (or .cse1 (= .cse2 |sll_get_data_at_#res|) .cse3) (or (and (= sll_get_data_at_~head.offset .cse4) (= sll_get_data_at_~head.base .cse5)) .cse1 .cse3) .cse6))) (and (<= |sll_get_data_at_#in~index| 0) (= |sll_get_data_at_#in~index| sll_get_data_at_~index)))) (or (let ((.cse7 (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|))) (and (= .cse7 |sll_get_data_at_#t~mem11|) (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= .cse7 |sll_get_data_at_#res|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|))) .cse6))) [2020-11-07 00:58:21,259 INFO L262 CegarLoopResult]: At program point L602(line 602) the Hoare annotation is: (or (and (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|) (<= 2 |sll_get_data_at_#in~index|)) (and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (or (and (= sll_get_data_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))) (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (<= 1 |sll_get_data_at_#in~index|))) [2020-11-07 00:58:21,259 INFO L262 CegarLoopResult]: At program point L601(line 601) the Hoare annotation is: (or (and (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|) (<= 2 |sll_get_data_at_#in~index|)) (and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (<= 1 |sll_get_data_at_#in~index|))) [2020-11-07 00:58:21,259 INFO L262 CegarLoopResult]: At program point L602-1(line 602) the Hoare annotation is: (let ((.cse0 (<= |sll_get_data_at_#t~post10| |sll_get_data_at_#in~index|))) (or (and .cse0 (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (or (and (= sll_get_data_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))) (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (<= 1 |sll_get_data_at_#in~index|)) (and .cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|) (<= 2 |sll_get_data_at_#in~index|)))) [2020-11-07 00:58:21,260 INFO L262 CegarLoopResult]: At program point sll_get_data_atFINAL(lines 599 605) the Hoare annotation is: (let ((.cse5 (<= 1 |sll_get_data_at_#in~index|))) (and (let ((.cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and .cse0 (<= 2 |sll_get_data_at_#in~index|)) (let ((.cse3 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) (.cse2 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse1 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse4 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))) (and .cse0 (or .cse1 (= (select (select |#memory_int| .cse2) .cse3) |sll_get_data_at_#res|) .cse4) (or (and (= sll_get_data_at_~head.offset .cse3) (= sll_get_data_at_~head.base .cse2)) .cse1 .cse4) .cse5)) (and (<= |sll_get_data_at_#in~index| 0) (= |sll_get_data_at_#in~index| sll_get_data_at_~index)))) (or (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|)) .cse5))) [2020-11-07 00:58:21,260 INFO L262 CegarLoopResult]: At program point L601-1(line 601) the Hoare annotation is: (or (and (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|) (<= 2 |sll_get_data_at_#in~index|)) (and (or (<= 1 |sll_get_data_at_#in~head.offset|) (and (= |sll_get_data_at_#t~mem9.base| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (= |sll_get_data_at_#t~mem9.offset| (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4))) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (<= 1 |sll_get_data_at_#in~index|))) [2020-11-07 00:58:21,260 INFO L262 CegarLoopResult]: At program point L602-2(line 602) the Hoare annotation is: (let ((.cse0 (<= |sll_get_data_at_#t~post10| |sll_get_data_at_#in~index|)) (.cse1 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and .cse0 .cse1 (or (and (= sll_get_data_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))) (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (<= 1 |sll_get_data_at_#in~index|)) (and .cse0 .cse1 (<= 2 |sll_get_data_at_#in~index|)))) [2020-11-07 00:58:21,260 INFO L262 CegarLoopResult]: At program point L599(lines 599 605) the Hoare annotation is: (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|)) [2020-11-07 00:58:21,260 INFO L262 CegarLoopResult]: At program point L601-2(line 601) the Hoare annotation is: (or (and (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|) (<= 2 |sll_get_data_at_#in~index|)) (let ((.cse2 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) (.cse1 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse0 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse3 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))) (and (or .cse0 (and (= |sll_get_data_at_#t~mem9.base| .cse1) (= |sll_get_data_at_#t~mem9.offset| .cse2)) .cse3) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (or (and (= sll_get_data_at_~head.offset .cse2) (= sll_get_data_at_~head.base .cse1)) .cse0 .cse3) (<= 1 |sll_get_data_at_#in~index|)))) [2020-11-07 00:58:21,261 INFO L262 CegarLoopResult]: At program point L600-2(lines 600 603) the Hoare annotation is: (let ((.cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and .cse0 (<= 2 |sll_get_data_at_#in~index|)) (and .cse0 (or (and (= sll_get_data_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))) (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (<= 1 |sll_get_data_at_#in~index|)) (and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|)))) [2020-11-07 00:58:21,261 INFO L262 CegarLoopResult]: At program point L600-3(lines 600 603) the Hoare annotation is: (let ((.cse1 (<= 1 |sll_get_data_at_#in~index|))) (and (let ((.cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and .cse0 (<= 2 |sll_get_data_at_#in~index|)) (and .cse0 (or (and (= sll_get_data_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))) (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) .cse1) (and (<= |sll_get_data_at_#in~index| 0) (= |sll_get_data_at_#in~index| sll_get_data_at_~index)))) (or (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|)) .cse1))) [2020-11-07 00:58:21,261 INFO L262 CegarLoopResult]: At program point sll_get_data_atEXIT(lines 599 605) the Hoare annotation is: (let ((.cse5 (<= 1 |sll_get_data_at_#in~index|))) (and (let ((.cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and .cse0 (<= 2 |sll_get_data_at_#in~index|)) (let ((.cse3 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) (.cse2 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse1 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse4 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))) (and .cse0 (or .cse1 (= (select (select |#memory_int| .cse2) .cse3) |sll_get_data_at_#res|) .cse4) (or (and (= sll_get_data_at_~head.offset .cse3) (= sll_get_data_at_~head.base .cse2)) .cse1 .cse4) .cse5)) (and (<= |sll_get_data_at_#in~index| 0) (= |sll_get_data_at_#in~index| sll_get_data_at_~index)))) (or (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|)) .cse5))) [2020-11-07 00:58:21,261 INFO L269 CegarLoopResult]: At program point mainEXIT(lines 613 632) the Hoare annotation is: true [2020-11-07 00:58:21,261 INFO L262 CegarLoopResult]: At program point L630(line 630) the Hoare annotation is: false [2020-11-07 00:58:21,262 INFO L262 CegarLoopResult]: At program point L622-2(lines 622 627) the Hoare annotation is: (let ((.cse6 (* 2 main_~len~0)) (.cse5 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse0 (= main_~len~0 2)) (.cse1 (<= main_~len~0 .cse5)) (.cse2 (<= main_~len~0 main_~new_data~0)) (.cse3 (<= 0 main_~i~0)) (.cse4 (<= (+ main_~new_data~0 2) .cse6))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= (+ .cse5 1) (+ main_~i~0 main_~len~0)) (<= main_~i~0 1)) (and .cse0 .cse1 (<= main_~i~0 0) .cse2 .cse3 .cse4 (<= (+ .cse5 2) .cse6))))) [2020-11-07 00:58:21,262 INFO L262 CegarLoopResult]: At program point L622-3(line 622) the Hoare annotation is: (let ((.cse6 (* 2 main_~len~0)) (.cse5 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse0 (= main_~len~0 2)) (.cse1 (<= main_~len~0 .cse5)) (.cse2 (<= main_~len~0 main_~new_data~0)) (.cse3 (<= 0 main_~i~0)) (.cse4 (<= (+ main_~new_data~0 2) .cse6))) (or (and .cse0 .cse1 (<= main_~i~0 0) .cse2 .cse3 .cse4 (<= |main_#t~post16| 0) (<= (+ .cse5 2) .cse6)) (let ((.cse7 (+ .cse5 1))) (and .cse0 .cse1 (<= .cse7 (+ main_~len~0 |main_#t~post16|)) (<= |main_#t~post16| 1) .cse2 .cse3 .cse4 (<= .cse7 (+ main_~i~0 main_~len~0)) (<= main_~i~0 1)))))) [2020-11-07 00:58:21,262 INFO L262 CegarLoopResult]: At program point L618(line 618) the Hoare annotation is: (and (= main_~len~0 2) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (= main_~s~0.offset 0)) [2020-11-07 00:58:21,262 INFO L262 CegarLoopResult]: At program point L622-4(line 622) the Hoare annotation is: (let ((.cse4 (* 2 main_~len~0))) (let ((.cse0 (= main_~len~0 2)) (.cse2 (<= main_~len~0 main_~new_data~0)) (.cse3 (<= (+ main_~new_data~0 2) .cse4)) (.cse1 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (or (and .cse0 (<= (+ .cse1 1) (+ main_~len~0 |main_#t~post16|)) (<= |main_#t~post16| 1) (<= (+ main_~i~0 2) .cse1) .cse2 .cse3 (<= 0 main_~i~0)) (and .cse0 (<= main_~len~0 .cse1) .cse2 (<= (+ main_~i~0 1) 0) .cse3 (<= |main_#t~post16| 0) (<= (+ .cse1 2) .cse4))))) [2020-11-07 00:58:21,262 INFO L262 CegarLoopResult]: At program point L622-5(lines 622 627) the Hoare annotation is: (let ((.cse9 (* 2 main_~len~0)) (.cse8 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse1 (<= main_~len~0 .cse8)) (.cse0 (= main_~len~0 2)) (.cse2 (<= main_~len~0 main_~new_data~0)) (.cse3 (<= (+ main_~new_data~0 2) .cse9)) (.cse4 (<= (+ .cse8 2) .cse9))) (or (and .cse0 .cse1 .cse2 (<= (+ main_~i~0 1) 0) .cse3 .cse4) (let ((.cse5 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse6 (+ main_~i~0 main_~len~0)) (.cse7 (select (select |#memory_int| .cse5) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and .cse0 .cse1 (not (= .cse5 main_~s~0.base)) .cse2 .cse3 (<= .cse6 .cse7) (<= (+ .cse8 1) .cse6) (<= (+ .cse7 1) .cse9) (= main_~s~0.offset 0)))) (and .cse0 (<= (+ main_~i~0 2) .cse8) .cse2 .cse3 (<= 0 main_~i~0) .cse4)))) [2020-11-07 00:58:21,263 INFO L269 CegarLoopResult]: At program point L622-6(lines 622 627) the Hoare annotation is: true [2020-11-07 00:58:21,263 INFO L262 CegarLoopResult]: At program point L618-3(line 618) the Hoare annotation is: (let ((.cse10 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse5 (select (select |#memory_int| .cse10) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (let ((.cse8 (+ .cse5 1)) (.cse4 (* 2 main_~len~0))) (let ((.cse0 (= main_~len~0 2)) (.cse1 (<= (+ |main_#t~post15| 1) main_~len~0)) (.cse2 (not (= .cse10 main_~s~0.base))) (.cse6 (<= .cse8 .cse4)) (.cse7 (= main_~s~0.offset 0))) (or (let ((.cse3 (+ main_~new_data~0 1))) (and .cse0 .cse1 .cse2 (<= .cse3 .cse4) (<= main_~len~0 (+ main_~i~0 1)) (<= (+ main_~i~0 main_~len~0) .cse5) (<= .cse4 .cse3) (<= 1 |main_#t~post15|) .cse6 .cse7)) (let ((.cse9 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (and .cse0 (<= .cse4 .cse8) .cse1 .cse2 (<= (+ main_~i~0 2) .cse9) (<= main_~len~0 main_~new_data~0) (<= (+ main_~new_data~0 2) .cse4) (<= 0 main_~i~0) .cse6 (<= (+ .cse9 2) .cse4) .cse7))))))) [2020-11-07 00:58:21,263 INFO L262 CegarLoopResult]: At program point L618-4(line 618) the Hoare annotation is: (let ((.cse11 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse6 (* 2 main_~len~0)) (.cse10 (+ (select (select |#memory_int| .cse11) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1))) (let ((.cse0 (= main_~len~0 2)) (.cse1 (<= .cse6 .cse10)) (.cse2 (<= (+ |main_#t~post15| 1) main_~len~0)) (.cse3 (not (= .cse11 main_~s~0.base))) (.cse4 (<= (+ main_~i~0 2) main_~len~0)) (.cse7 (<= .cse10 .cse6)) (.cse8 (= main_~s~0.offset 0))) (or (let ((.cse5 (+ main_~new_data~0 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= .cse5 .cse6) (<= 0 main_~i~0) (<= .cse6 .cse5) (<= 1 |main_#t~post15|) .cse7 .cse8)) (let ((.cse9 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (and .cse0 .cse1 (<= main_~len~0 .cse9) .cse2 .cse3 .cse4 (<= main_~len~0 main_~new_data~0) (<= (+ main_~new_data~0 2) .cse6) .cse7 (<= (+ .cse9 2) .cse6) .cse8)))))) [2020-11-07 00:58:21,263 INFO L262 CegarLoopResult]: At program point L618-5(lines 618 621) the Hoare annotation is: (let ((.cse11 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse6 (* 2 main_~len~0)) (.cse10 (+ (select (select |#memory_int| .cse11) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1))) (let ((.cse3 (= main_~len~0 2)) (.cse4 (<= .cse6 .cse10)) (.cse0 (not (= .cse11 main_~s~0.base))) (.cse7 (<= (+ main_~i~0 2) main_~len~0)) (.cse8 (<= .cse10 .cse6)) (.cse2 (= main_~s~0.offset 0))) (or (let ((.cse1 (+ main_~i~0 1))) (and .cse0 (<= .cse1 main_~len~0) (<= 1 main_~i~0) (<= main_~len~0 .cse1) .cse2 (<= main_~i~0 1))) (let ((.cse5 (+ main_~new_data~0 1))) (and .cse3 .cse4 .cse0 (<= .cse5 .cse6) .cse7 (<= 0 main_~i~0) (<= .cse6 .cse5) .cse8 .cse2)) (let ((.cse9 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (and .cse3 .cse4 (<= main_~len~0 .cse9) .cse0 .cse7 (<= main_~len~0 main_~new_data~0) (<= (+ main_~new_data~0 2) .cse6) .cse8 (<= (+ .cse9 2) .cse6) .cse2)))))) [2020-11-07 00:58:21,264 INFO L262 CegarLoopResult]: At program point L618-6(lines 618 621) the Hoare annotation is: (let ((.cse3 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse1 (+ (select (select |#memory_int| .cse3) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (.cse2 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse0 (* 2 main_~len~0))) (and (= main_~len~0 2) (<= .cse0 .cse1) (<= main_~len~0 .cse2) (not (= .cse3 main_~s~0.base)) (<= main_~len~0 main_~new_data~0) (<= (+ main_~new_data~0 2) .cse0) (<= (+ main_~i~0 1) 0) (<= .cse1 .cse0) (<= (+ .cse2 2) .cse0) (= main_~s~0.offset 0)))) [2020-11-07 00:58:21,264 INFO L262 CegarLoopResult]: At program point L631(line 631) the Hoare annotation is: false [2020-11-07 00:58:21,264 INFO L262 CegarLoopResult]: At program point L623(line 623) the Hoare annotation is: (let ((.cse7 (* 2 main_~len~0))) (let ((.cse0 (= main_~len~0 2)) (.cse3 (<= main_~len~0 main_~new_data~0)) (.cse4 (<= (+ main_~new_data~0 2) .cse7)) (.cse1 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (or (let ((.cse2 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse5 (+ main_~i~0 main_~len~0)) (.cse6 (select (select |#memory_int| .cse2) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and .cse0 (<= main_~len~0 .cse1) (not (= .cse2 main_~s~0.base)) .cse3 .cse4 (<= .cse5 .cse6) (<= (+ .cse1 1) .cse5) (<= (+ .cse6 1) .cse7) (= main_~s~0.offset 0)))) (and .cse0 (<= (+ main_~i~0 2) .cse1) .cse3 .cse4 (<= 0 main_~i~0) (<= (+ .cse1 2) .cse7))))) [2020-11-07 00:58:21,264 INFO L262 CegarLoopResult]: At program point L619(line 619) the Hoare annotation is: (let ((.cse5 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse0 (not (= .cse5 main_~s~0.base))) (.cse2 (= main_~s~0.offset 0))) (or (let ((.cse1 (+ main_~i~0 1))) (and .cse0 (<= .cse1 main_~len~0) (<= 1 main_~i~0) (<= main_~len~0 .cse1) .cse2 (<= main_~i~0 1))) (let ((.cse4 (+ (select (select |#memory_int| .cse5) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (.cse3 (* 2 main_~len~0))) (and (<= .cse3 .cse4) (= main_~len~0 2) .cse0 (<= (+ main_~i~0 2) main_~len~0) (<= 0 main_~i~0) (<= .cse4 .cse3) .cse2))))) [2020-11-07 00:58:21,264 INFO L262 CegarLoopResult]: At program point L615(line 615) the Hoare annotation is: (and (= main_~len~0 2) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-11-07 00:58:21,264 INFO L269 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: true [2020-11-07 00:58:21,265 INFO L262 CegarLoopResult]: At program point L624(line 624) the Hoare annotation is: (let ((.cse7 (* 2 main_~len~0))) (let ((.cse0 (= main_~len~0 2)) (.cse4 (<= main_~len~0 main_~new_data~0)) (.cse5 (<= (+ main_~new_data~0 2) .cse7)) (.cse1 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (or (let ((.cse2 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse6 (+ main_~i~0 main_~len~0)) (.cse3 (select (select |#memory_int| .cse2) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and .cse0 (<= main_~len~0 .cse1) (not (= .cse2 main_~s~0.base)) (<= .cse3 main_~expected~0) .cse4 .cse5 (<= .cse6 .cse3) (<= main_~expected~0 .cse3) (<= (+ .cse1 1) .cse6) (<= (+ .cse3 1) .cse7) (= main_~s~0.offset 0)))) (and .cse0 (<= (+ main_~i~0 2) .cse1) (<= .cse1 main_~expected~0) .cse4 .cse5 (<= 0 main_~i~0) (<= (+ .cse1 2) .cse7) (<= main_~expected~0 .cse1))))) [2020-11-07 00:58:21,265 INFO L262 CegarLoopResult]: At program point L624-1(line 624) the Hoare annotation is: (let ((.cse7 (* 2 main_~len~0))) (let ((.cse8 (= main_~len~0 2)) (.cse1 (<= main_~len~0 main_~new_data~0)) (.cse2 (< |main_#t~ret17| (+ main_~expected~0 1))) (.cse10 (<= 0 main_~i~0)) (.cse3 (<= (+ main_~new_data~0 2) .cse7)) (.cse6 (<= main_~expected~0 |main_#t~ret17|)) (.cse0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (or (let ((.cse9 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse5 (select (select |#memory_int| .cse9) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4))) (.cse4 (+ main_~i~0 main_~len~0))) (and (<= main_~len~0 .cse0) .cse1 .cse2 .cse3 (<= .cse4 .cse5) .cse6 (<= (+ .cse5 1) .cse7) .cse8 (not (= .cse9 main_~s~0.base)) (<= .cse5 main_~expected~0) .cse10 (<= main_~expected~0 .cse5) (<= (+ .cse0 1) .cse4) (= main_~s~0.offset 0)))) (and .cse8 (<= (+ main_~i~0 2) .cse0) (<= .cse0 main_~expected~0) .cse1 .cse2 .cse10 .cse3 .cse6 (<= (+ .cse0 2) .cse7) (<= main_~expected~0 .cse0))))) [2020-11-07 00:58:21,265 INFO L262 CegarLoopResult]: At program point L624-2(lines 624 626) the Hoare annotation is: (let ((.cse7 (* 2 main_~len~0))) (let ((.cse8 (= main_~len~0 2)) (.cse1 (<= main_~len~0 main_~new_data~0)) (.cse2 (< |main_#t~ret17| (+ main_~expected~0 1))) (.cse10 (<= 0 main_~i~0)) (.cse3 (<= (+ main_~new_data~0 2) .cse7)) (.cse6 (<= main_~expected~0 |main_#t~ret17|)) (.cse0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (or (let ((.cse9 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse5 (select (select |#memory_int| .cse9) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4))) (.cse4 (+ main_~i~0 main_~len~0))) (and (<= main_~len~0 .cse0) .cse1 .cse2 .cse3 (<= .cse4 .cse5) .cse6 (<= (+ .cse5 1) .cse7) .cse8 (not (= .cse9 main_~s~0.base)) (<= .cse5 main_~expected~0) .cse10 (<= main_~expected~0 .cse5) (<= (+ .cse0 1) .cse4) (= main_~s~0.offset 0)))) (and .cse8 (<= (+ main_~i~0 2) .cse0) (<= .cse0 main_~expected~0) .cse1 .cse2 .cse10 .cse3 .cse6 (<= (+ .cse0 2) .cse7) (<= main_~expected~0 .cse0))))) [2020-11-07 00:58:21,265 INFO L262 CegarLoopResult]: At program point L624-3(line 624) the Hoare annotation is: false [2020-11-07 00:58:21,265 INFO L269 CegarLoopResult]: At program point mainFINAL(lines 613 632) the Hoare annotation is: true [2020-11-07 00:58:21,266 INFO L262 CegarLoopResult]: At program point L620(line 620) the Hoare annotation is: (let ((.cse6 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse0 (not (= .cse6 main_~s~0.base))) (.cse3 (* 2 main_~len~0)) (.cse4 (= main_~s~0.offset 0))) (or (let ((.cse1 (+ main_~i~0 1)) (.cse2 (+ main_~new_data~0 1))) (and .cse0 (<= .cse1 main_~len~0) (<= .cse2 .cse3) (<= 1 main_~i~0) (<= main_~len~0 .cse1) (<= .cse3 .cse2) .cse4 (<= main_~i~0 1))) (let ((.cse5 (+ (select (select |#memory_int| .cse6) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1))) (and (<= .cse3 .cse5) (= main_~len~0 2) .cse0 (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 main_~new_data~0) (<= (+ main_~new_data~0 2) .cse3) (<= 0 main_~i~0) (<= .cse5 .cse3) .cse4))))) [2020-11-07 00:58:21,266 INFO L262 CegarLoopResult]: At program point L624-4(line 624) the Hoare annotation is: (let ((.cse8 (* 2 main_~len~0)) (.cse6 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse0 (= main_~len~0 2)) (.cse1 (<= main_~len~0 .cse6)) (.cse2 (<= main_~len~0 main_~new_data~0)) (.cse3 (< |main_#t~ret17| (+ main_~expected~0 1))) (.cse4 (<= (+ main_~new_data~0 2) .cse8)) (.cse5 (<= 0 main_~i~0)) (.cse7 (<= main_~expected~0 |main_#t~ret17|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= (+ .cse6 1) (+ main_~i~0 main_~len~0)) .cse7 (<= main_~i~0 1)) (and .cse0 .cse1 (<= main_~i~0 0) .cse2 .cse3 .cse4 .cse5 .cse7 (<= (+ .cse6 2) .cse8))))) [2020-11-07 00:58:21,266 INFO L262 CegarLoopResult]: At program point L620-1(lines 618 621) the Hoare annotation is: (let ((.cse8 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse7 (select (select |#memory_int| .cse8) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (let ((.cse1 (+ .cse7 1)) (.cse0 (* 2 main_~len~0))) (let ((.cse2 (not (= .cse8 main_~s~0.base))) (.cse4 (<= .cse1 .cse0)) (.cse5 (= main_~s~0.offset 0))) (or (let ((.cse3 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (and (= main_~len~0 2) (<= .cse0 .cse1) .cse2 (<= (+ main_~i~0 2) .cse3) (<= main_~len~0 main_~new_data~0) (<= (+ main_~new_data~0 2) .cse0) (<= 0 main_~i~0) .cse4 (<= (+ .cse3 2) .cse0) .cse5)) (let ((.cse6 (+ main_~new_data~0 1))) (and .cse2 (<= .cse6 .cse0) (<= 1 main_~i~0) (<= main_~len~0 (+ main_~i~0 1)) (<= (+ main_~i~0 main_~len~0) .cse7) (<= .cse0 .cse6) .cse4 .cse5 (<= main_~i~0 1)))))))) [2020-11-07 00:58:21,266 INFO L262 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (and (= main_~len~0 2) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-11-07 00:58:21,266 INFO L262 CegarLoopResult]: At program point L616-1(line 616) the Hoare annotation is: (and (= |main_#t~ret14.offset| 0) (= main_~len~0 2) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret14.base|) 4) |main_#t~ret14.base|))) [2020-11-07 00:58:21,267 INFO L262 CegarLoopResult]: At program point L616-2(line 616) the Hoare annotation is: (and (= |main_#t~ret14.offset| 0) (= main_~len~0 2) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret14.base|) 4) |main_#t~ret14.base|)) (= main_~s~0.offset 0)) [2020-11-07 00:58:21,267 INFO L262 CegarLoopResult]: At program point mainENTRY(lines 613 632) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-11-07 00:58:21,267 INFO L262 CegarLoopResult]: At program point L625(lines 613 632) the Hoare annotation is: false [2020-11-07 00:58:21,267 INFO L262 CegarLoopResult]: At program point L617(line 617) the Hoare annotation is: (and (= main_~len~0 2) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (= main_~s~0.offset 0)) [2020-11-07 00:58:21,267 INFO L269 CegarLoopResult]: At program point L577(line 577) the Hoare annotation is: true [2020-11-07 00:58:21,267 INFO L262 CegarLoopResult]: At program point L576(lines 576 578) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= |#memory_int| |old(#memory_int)|) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base))) [2020-11-07 00:58:21,267 INFO L262 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-11-07 00:58:21,268 INFO L262 CegarLoopResult]: At program point L576-1(lines 576 578) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= |#memory_int| |old(#memory_int)|) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base))) [2020-11-07 00:58:21,268 INFO L262 CegarLoopResult]: At program point L575-1(line 575) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= |#memory_int| |old(#memory_int)|) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-11-07 00:58:21,268 INFO L262 CegarLoopResult]: At program point node_createENTRY(lines 574 582) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-11-07 00:58:21,268 INFO L262 CegarLoopResult]: At program point node_createEXIT(lines 574 582) the Hoare annotation is: (and (= |node_create_#res.offset| 0) (= (select |#valid| |node_create_#res.base|) 1) (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= (select |old(#valid)| |node_create_#res.base|) 0) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base))) [2020-11-07 00:58:21,268 INFO L262 CegarLoopResult]: At program point node_createFINAL(lines 574 582) the Hoare annotation is: (and (= |node_create_#res.offset| 0) (= (select |#valid| |node_create_#res.base|) 1) (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= (select |old(#valid)| |node_create_#res.base|) 0) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base))) [2020-11-07 00:58:21,268 INFO L262 CegarLoopResult]: At program point L580(line 580) the Hoare annotation is: (and (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base))) [2020-11-07 00:58:21,268 INFO L262 CegarLoopResult]: At program point L579(line 579) the Hoare annotation is: (and (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base))) [2020-11-07 00:58:21,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,280 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,281 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,282 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,285 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,285 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,286 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,286 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,289 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,289 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,289 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,289 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,290 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,290 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,290 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,290 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,291 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,291 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,291 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,291 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,292 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,292 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,292 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,292 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,293 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,293 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,293 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,293 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,293 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,294 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,294 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,294 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,294 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,294 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,295 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,295 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,296 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,296 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,296 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,296 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,297 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,297 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,297 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,297 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,298 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,298 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,298 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,298 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,299 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,299 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,299 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,299 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,299 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,300 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,300 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,300 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,300 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,301 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,301 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,301 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,301 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,301 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,303 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,303 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,304 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,304 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,304 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,305 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,305 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,305 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,305 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,305 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,306 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,306 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,306 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,306 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,306 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,306 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,307 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,307 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,307 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,309 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,309 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,309 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,309 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,311 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,311 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,311 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,312 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,312 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,313 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,313 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,313 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,313 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,314 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,314 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,314 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,314 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,315 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,315 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,315 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,315 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,315 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,315 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,316 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,316 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,316 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,316 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,316 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,316 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,318 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,318 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,318 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,318 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,318 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,319 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,319 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,319 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,319 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,320 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,320 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,320 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,321 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,321 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,321 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,321 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,321 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,322 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,322 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,322 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,322 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,322 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,322 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,323 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,323 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,323 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,323 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,323 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,324 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,324 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,324 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,324 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,324 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,324 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,325 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,325 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,325 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,325 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,325 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,325 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,326 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,326 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,326 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,326 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,326 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,328 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,328 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,328 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,328 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,329 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,329 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,329 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,330 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,330 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-07 00:58:21,330 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-07 00:58:21,330 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,330 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,336 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,337 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,337 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,337 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,337 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,338 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,338 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,341 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,341 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,341 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-07 00:58:21,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-07 00:58:21,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,345 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (@diff (Array Int (Array Int Int)) (Array Int (Array Int Int)) Int) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.getBinaryOperator(Term2Expression.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:246) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.ProcedureContractResult.getLongDescription(ProcedureContractResult.java:74) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportResult(TraceAbstractionStarter.java:797) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createProcedureContractResults(TraceAbstractionStarter.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:240) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-07 00:58:21,351 INFO L168 Benchmark]: Toolchain (without parser) took 69092.76 ms. Allocated memory was 151.0 MB in the beginning and 196.1 MB in the end (delta: 45.1 MB). Free memory was 125.5 MB in the beginning and 86.8 MB in the end (delta: 38.7 MB). Peak memory consumption was 113.4 MB. Max. memory is 8.0 GB. [2020-11-07 00:58:21,352 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory was 125.2 MB in the beginning and 125.1 MB in the end (delta: 120.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-07 00:58:21,355 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.03 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 102.1 MB in the end (delta: 22.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. [2020-11-07 00:58:21,355 INFO L168 Benchmark]: Boogie Preprocessor took 154.34 ms. Allocated memory is still 151.0 MB. Free memory was 102.1 MB in the beginning and 131.6 MB in the end (delta: -29.5 MB). Peak memory consumption was 3.8 MB. Max. memory is 8.0 GB. [2020-11-07 00:58:21,356 INFO L168 Benchmark]: RCFGBuilder took 951.45 ms. Allocated memory is still 151.0 MB. Free memory was 131.6 MB in the beginning and 82.3 MB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 8.0 GB. [2020-11-07 00:58:21,356 INFO L168 Benchmark]: TraceAbstraction took 67270.11 ms. Allocated memory was 151.0 MB in the beginning and 196.1 MB in the end (delta: 45.1 MB). Free memory was 82.3 MB in the beginning and 86.8 MB in the end (delta: -4.5 MB). Peak memory consumption was 70.8 MB. Max. memory is 8.0 GB. [2020-11-07 00:58:21,361 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory was 125.2 MB in the beginning and 125.1 MB in the end (delta: 120.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 699.03 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 102.1 MB in the end (delta: 22.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 154.34 ms. Allocated memory is still 151.0 MB. Free memory was 102.1 MB in the beginning and 131.6 MB in the end (delta: -29.5 MB). Peak memory consumption was 3.8 MB. Max. memory is 8.0 GB. * RCFGBuilder took 951.45 ms. Allocated memory is still 151.0 MB. Free memory was 131.6 MB in the beginning and 82.3 MB in the end (delta: 49.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 67270.11 ms. Allocated memory was 151.0 MB in the beginning and 196.1 MB in the end (delta: 45.1 MB). Free memory was 82.3 MB in the beginning and 86.8 MB in the end (delta: -4.5 MB). Peak memory consumption was 70.8 MB. Max. memory is 8.0 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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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 * 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_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_$Pointer$ - 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_int - 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_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_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_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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - 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_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - 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_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: 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: 600]: Loop Invariant [2020-11-07 00:58:21,383 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,383 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,384 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,384 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,384 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,385 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,385 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,385 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((index + 1 <= \old(index) && 2 <= \old(index)) || ((index + 1 <= \old(index) && (((head == #memory_$Pointer$[head][4] && head == #memory_$Pointer$[head][4]) || 1 <= head) || head + 1 <= 0)) && 1 <= \old(index))) || ((\old(index) == index && head == head) && head == head) - InvariantResult [Line: 618]: Loop Invariant [2020-11-07 00:58:21,385 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,386 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,386 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,389 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,389 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,390 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,390 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,390 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,390 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,390 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,391 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,394 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,394 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,394 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,395 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,395 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,395 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,395 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,395 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,396 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,396 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,396 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,396 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,396 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,396 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,396 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,397 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,397 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,399 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,400 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,400 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,400 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,400 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,401 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,401 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,401 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,401 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,401 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,402 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,402 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,405 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,405 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,406 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,406 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,406 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,406 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,406 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,406 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,407 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,407 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,410 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,410 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,410 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,411 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,411 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,411 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((!(#memory_$Pointer$[s][4] == s) && i + 1 <= len) && 1 <= i) && len <= i + 1) && s == 0) && i <= 1) || ((((((((len == 2 && 2 * len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1) && !(#memory_$Pointer$[s][4] == s)) && new_data + 1 <= 2 * len) && i + 2 <= len) && 0 <= i) && 2 * len <= new_data + 1) && unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 <= 2 * len) && s == 0)) || (((((((((len == 2 && 2 * len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1) && len <= unknown-#memory_int-unknown[s][s]) && !(#memory_$Pointer$[s][4] == s)) && i + 2 <= len) && len <= new_data) && new_data + 2 <= 2 * len) && unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 <= 2 * len) && unknown-#memory_int-unknown[s][s] + 2 <= 2 * len) && s == 0) - InvariantResult [Line: 622]: Loop Invariant [2020-11-07 00:58:21,412 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,415 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,415 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,415 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,416 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,416 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,416 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,416 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,416 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,416 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,417 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,417 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,417 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,417 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,417 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,417 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,417 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,418 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,418 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,418 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,419 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,419 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,421 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,421 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,421 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,421 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,421 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,422 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,422 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,423 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,423 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,423 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,423 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,423 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,424 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,424 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((len == 2 && len <= unknown-#memory_int-unknown[s][s]) && len <= new_data) && i + 1 <= 0) && new_data + 2 <= 2 * len) && unknown-#memory_int-unknown[s][s] + 2 <= 2 * len) || ((((((((len == 2 && len <= unknown-#memory_int-unknown[s][s]) && !(#memory_$Pointer$[s][4] == s)) && len <= new_data) && new_data + 2 <= 2 * len) && i + len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]]) && unknown-#memory_int-unknown[s][s] + 1 <= i + len) && unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 <= 2 * len) && s == 0)) || (((((len == 2 && i + 2 <= unknown-#memory_int-unknown[s][s]) && len <= new_data) && new_data + 2 <= 2 * len) && 0 <= i) && unknown-#memory_int-unknown[s][s] + 2 <= 2 * len) - InvariantResult [Line: 607]: Loop Invariant [2020-11-07 00:58:21,424 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,424 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,425 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,425 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,425 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,425 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,425 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,427 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,427 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,427 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,434 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,434 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,434 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,434 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,434 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,434 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,434 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,435 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,435 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,435 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,435 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,436 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,436 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,437 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,437 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,438 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,438 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,438 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,438 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,438 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,439 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,439 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,439 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,439 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,439 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,439 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,439 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,439 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,441 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,441 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,441 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,441 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,443 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,443 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,443 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,443 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,444 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,444 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,444 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((((#memory_$Pointer$ == \old(#memory_$Pointer$) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && 1 <= \old(index)) && index + 1 <= \old(index)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && (((#memory_$Pointer$[head][4] == head || head + 1 <= 0) || 1 <= head) || ((head == #memory_$Pointer$[head][4] && data == \old(data)) && #memory_$Pointer$[head][4] == head))) || ((((((#memory_$Pointer$ == \old(#memory_$Pointer$) && head == head) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && head == head) && \old(index) == index) && data == \old(data)) && #memory_$Pointer$ == \old(#memory_$Pointer$))) || ((((#memory_$Pointer$ == \old(#memory_$Pointer$) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && index + 1 <= \old(index)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 2 <= \old(index)) - InvariantResult [Line: 585]: Loop Invariant [2020-11-07 00:58:21,444 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,447 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,448 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,448 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,448 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,448 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,449 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,449 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,449 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,449 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,449 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-07 00:58:21,450 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-07 00:58:21,450 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,450 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,450 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,450 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,451 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,451 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,452 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,452 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-11-07 00:58:21,452 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,452 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-11-07 00:58:21,452 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,452 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,452 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,453 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,453 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-07 00:58:21,453 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-11-07 00:58:21,453 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,453 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-11-07 00:58:21,453 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-11-07 00:58:21,453 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((1 == \valid[new_head] && \valid[head] == 1) && \old(len) <= len + 1) || (((((1 == \valid[new_head] && !(#memory_$Pointer$[new_head][new_head + 4] == new_head)) && !(head == #memory_$Pointer$[head][4])) && new_head == 0) && \valid[head] == 1) && head == 0)) || (((((#memory_$Pointer$ == \old(#memory_$Pointer$) && \old(unknown-#length-unknown) == unknown-#length-unknown) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && \old(len) == len) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && \old(\valid) == \valid) - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 12]: Procedure Contract for reach_error Derived contract for procedure reach_error: 1 - ProcedureContractResult [Line: 592]: Procedure Contract for sll_destroy Derived contract for procedure sll_destroy: 1 - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (@diff (Array Int (Array Int Int)) (Array Int (Array Int Int)) Int) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: unknown symbol (@diff (Array Int (Array Int Int)) (Array Int (Array Int Int)) Int): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.getBinaryOperator(Term2Expression.java:553) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...