/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-11 01:10:07,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-11 01:10:07,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-11 01:10:07,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-11 01:10:07,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-11 01:10:07,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-11 01:10:07,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-11 01:10:07,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-11 01:10:07,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-11 01:10:07,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-11 01:10:07,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-11 01:10:07,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-11 01:10:07,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-11 01:10:07,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-11 01:10:07,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-11 01:10:07,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-11 01:10:07,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-11 01:10:07,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-11 01:10:07,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-11 01:10:07,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-11 01:10:07,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-11 01:10:07,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-11 01:10:07,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-11 01:10:07,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-11 01:10:07,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-11 01:10:07,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-11 01:10:07,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-11 01:10:07,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-11 01:10:07,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-11 01:10:07,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-11 01:10:07,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-11 01:10:07,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-11 01:10:07,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-11 01:10:07,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-11 01:10:07,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-11 01:10:07,604 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-11 01:10:07,605 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-11 01:10:07,605 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-11 01:10:07,605 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-11 01:10:07,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-11 01:10:07,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-11 01:10:07,610 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-11 01:10:07,625 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-11 01:10:07,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-11 01:10:07,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-11 01:10:07,628 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-11 01:10:07,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-11 01:10:07,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-11 01:10:07,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-11 01:10:07,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-11 01:10:07,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-11 01:10:07,630 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-11 01:10:07,631 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-11 01:10:07,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-11 01:10:07,631 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-11 01:10:07,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-11 01:10:07,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-11 01:10:07,634 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-11 01:10:07,634 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-11 01:10:07,634 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-11 01:10:07,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-11 01:10:07,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-11 01:10:07,635 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-11 01:10:07,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-11 01:10:07,635 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-07-11 01:10:07,955 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-11 01:10:07,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-11 01:10:07,976 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-11 01:10:07,978 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-11 01:10:07,978 INFO L275 PluginConnector]: CDTParser initialized [2020-07-11 01:10:07,979 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-07-11 01:10:08,050 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d12eb0e97/a0d691bb7ce54cbcba9b2aeef4eec7e2/FLAG62c6f7135 [2020-07-11 01:10:08,591 INFO L306 CDTParser]: Found 1 translation units. [2020-07-11 01:10:08,592 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-07-11 01:10:08,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d12eb0e97/a0d691bb7ce54cbcba9b2aeef4eec7e2/FLAG62c6f7135 [2020-07-11 01:10:09,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d12eb0e97/a0d691bb7ce54cbcba9b2aeef4eec7e2 [2020-07-11 01:10:09,022 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-11 01:10:09,026 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-11 01:10:09,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-11 01:10:09,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-11 01:10:09,030 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-11 01:10:09,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.07 01:10:09" (1/1) ... [2020-07-11 01:10:09,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66e5be1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:10:09, skipping insertion in model container [2020-07-11 01:10:09,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.07 01:10:09" (1/1) ... [2020-07-11 01:10:09,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-11 01:10:09,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-11 01:10:09,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-11 01:10:09,559 INFO L203 MainTranslator]: Completed pre-run [2020-07-11 01:10:09,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-11 01:10:09,668 INFO L208 MainTranslator]: Completed translation [2020-07-11 01:10:09,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:10:09 WrapperNode [2020-07-11 01:10:09,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-11 01:10:09,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-11 01:10:09,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-11 01:10:09,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-11 01:10:09,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:10:09" (1/1) ... [2020-07-11 01:10:09,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:10:09" (1/1) ... [2020-07-11 01:10:09,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:10:09" (1/1) ... [2020-07-11 01:10:09,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:10:09" (1/1) ... [2020-07-11 01:10:09,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:10:09" (1/1) ... [2020-07-11 01:10:09,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:10:09" (1/1) ... [2020-07-11 01:10:09,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:10:09" (1/1) ... [2020-07-11 01:10:09,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-11 01:10:09,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-11 01:10:09,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-11 01:10:09,763 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-11 01:10:09,764 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:10:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-11 01:10:09,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-11 01:10:09,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-11 01:10:09,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-07-11 01:10:09,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-07-11 01:10:09,827 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2020-07-11 01:10:09,827 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2020-07-11 01:10:09,827 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2020-07-11 01:10:09,827 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_destroy [2020-07-11 01:10:09,827 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_get_data_at [2020-07-11 01:10:09,828 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_update_at [2020-07-11 01:10:09,828 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-11 01:10:09,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-11 01:10:09,828 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-07-11 01:10:09,829 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-07-11 01:10:09,829 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-07-11 01:10:09,830 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-07-11 01:10:09,830 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-07-11 01:10:09,830 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-07-11 01:10:09,830 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-07-11 01:10:09,830 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-07-11 01:10:09,831 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-07-11 01:10:09,831 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-07-11 01:10:09,831 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-07-11 01:10:09,832 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-07-11 01:10:09,832 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-07-11 01:10:09,832 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-07-11 01:10:09,833 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-07-11 01:10:09,833 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-07-11 01:10:09,833 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-07-11 01:10:09,833 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-07-11 01:10:09,833 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-07-11 01:10:09,834 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-07-11 01:10:09,835 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-07-11 01:10:09,836 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-07-11 01:10:09,836 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-07-11 01:10:09,836 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-07-11 01:10:09,836 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-07-11 01:10:09,836 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-07-11 01:10:09,837 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-07-11 01:10:09,837 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-07-11 01:10:09,837 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-07-11 01:10:09,837 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-07-11 01:10:09,837 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-07-11 01:10:09,837 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-07-11 01:10:09,837 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-07-11 01:10:09,838 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-07-11 01:10:09,838 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-07-11 01:10:09,838 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-07-11 01:10:09,838 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-07-11 01:10:09,839 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-07-11 01:10:09,839 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-07-11 01:10:09,839 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-07-11 01:10:09,839 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-07-11 01:10:09,839 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-07-11 01:10:09,839 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-07-11 01:10:09,839 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-07-11 01:10:09,840 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-07-11 01:10:09,840 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-07-11 01:10:09,840 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-07-11 01:10:09,840 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-07-11 01:10:09,840 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-07-11 01:10:09,840 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-07-11 01:10:09,840 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-07-11 01:10:09,841 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-07-11 01:10:09,841 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-11 01:10:09,841 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-07-11 01:10:09,841 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-07-11 01:10:09,841 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-11 01:10:09,841 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-07-11 01:10:09,842 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-07-11 01:10:09,842 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-07-11 01:10:09,842 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-07-11 01:10:09,842 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-07-11 01:10:09,843 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-11 01:10:09,844 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-07-11 01:10:09,844 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-07-11 01:10:09,844 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-07-11 01:10:09,844 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-11 01:10:09,844 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-07-11 01:10:09,844 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-07-11 01:10:09,845 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-07-11 01:10:09,846 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-07-11 01:10:09,846 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-07-11 01:10:09,847 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-07-11 01:10:09,847 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-07-11 01:10:09,847 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-07-11 01:10:09,848 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-07-11 01:10:09,849 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-07-11 01:10:09,849 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-07-11 01:10:09,849 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-07-11 01:10:09,849 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-07-11 01:10:09,849 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-07-11 01:10:09,850 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-07-11 01:10:09,850 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-07-11 01:10:09,850 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-07-11 01:10:09,851 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-07-11 01:10:09,851 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-07-11 01:10:09,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-07-11 01:10:09,851 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-07-11 01:10:09,851 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-07-11 01:10:09,851 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-07-11 01:10:09,852 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-07-11 01:10:09,852 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-07-11 01:10:09,852 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-07-11 01:10:09,852 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-07-11 01:10:09,852 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-07-11 01:10:09,852 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-07-11 01:10:09,853 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-07-11 01:10:09,853 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-07-11 01:10:09,853 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-07-11 01:10:09,853 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-07-11 01:10:09,853 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-07-11 01:10:09,853 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-07-11 01:10:09,853 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-07-11 01:10:09,853 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-07-11 01:10:09,854 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-07-11 01:10:09,854 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-07-11 01:10:09,854 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2020-07-11 01:10:09,854 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2020-07-11 01:10:09,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-11 01:10:09,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-11 01:10:09,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-11 01:10:09,855 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2020-07-11 01:10:09,855 INFO L130 BoogieDeclarations]: Found specification of procedure sll_destroy [2020-07-11 01:10:09,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-11 01:10:09,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-11 01:10:09,856 INFO L130 BoogieDeclarations]: Found specification of procedure sll_get_data_at [2020-07-11 01:10:09,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-11 01:10:09,856 INFO L130 BoogieDeclarations]: Found specification of procedure sll_update_at [2020-07-11 01:10:09,857 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-11 01:10:09,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-11 01:10:09,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-11 01:10:10,323 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2020-07-11 01:10:10,708 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-11 01:10:10,708 INFO L295 CfgBuilder]: Removed 6 assume(true) statements. [2020-07-11 01:10:10,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.07 01:10:10 BoogieIcfgContainer [2020-07-11 01:10:10,715 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-11 01:10:10,718 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-11 01:10:10,718 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-11 01:10:10,723 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-11 01:10:10,723 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.07 01:10:09" (1/3) ... [2020-07-11 01:10:10,724 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55e6fb36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.07 01:10:10, skipping insertion in model container [2020-07-11 01:10:10,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 01:10:09" (2/3) ... [2020-07-11 01:10:10,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55e6fb36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.07 01:10:10, skipping insertion in model container [2020-07-11 01:10:10,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.07 01:10:10" (3/3) ... [2020-07-11 01:10:10,733 INFO L109 eAbstractionObserver]: Analyzing ICFG sll2n_update_all_reverse.i [2020-07-11 01:10:10,745 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-11 01:10:10,753 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-11 01:10:10,769 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-11 01:10:10,791 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-11 01:10:10,791 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-11 01:10:10,805 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-07-11 01:10:10,805 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-11 01:10:10,805 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-11 01:10:10,805 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-11 01:10:10,805 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-11 01:10:10,806 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-11 01:10:10,824 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2020-07-11 01:10:10,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-11 01:10:10,837 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 01:10:10,838 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] [2020-07-11 01:10:10,838 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 01:10:10,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 01:10:10,845 INFO L82 PathProgramCache]: Analyzing trace with hash 482514570, now seen corresponding path program 1 times [2020-07-11 01:10:10,854 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 01:10:10,854 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [626412042] [2020-07-11 01:10:10,855 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 01:10:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:11,064 INFO L280 TraceCheckUtils]: 0: Hoare triple {128#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {106#true} is VALID [2020-07-11 01:10:11,064 INFO L280 TraceCheckUtils]: 1: Hoare triple {106#true} #valid := #valid[0 := 0]; {106#true} is VALID [2020-07-11 01:10:11,065 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} assume 0 < #StackHeapBarrier; {106#true} is VALID [2020-07-11 01:10:11,065 INFO L280 TraceCheckUtils]: 3: Hoare triple {106#true} assume true; {106#true} is VALID [2020-07-11 01:10:11,065 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {106#true} {106#true} #194#return; {106#true} is VALID [2020-07-11 01:10:11,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:11,102 INFO L280 TraceCheckUtils]: 0: Hoare triple {129#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {106#true} is VALID [2020-07-11 01:10:11,103 INFO L280 TraceCheckUtils]: 1: Hoare triple {106#true} ~data := #in~data; {106#true} is VALID [2020-07-11 01:10:11,103 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} ~head~0.base, ~head~0.offset := 0, 0; {106#true} is VALID [2020-07-11 01:10:11,104 INFO L280 TraceCheckUtils]: 3: Hoare triple {106#true} assume !true; {107#false} is VALID [2020-07-11 01:10:11,105 INFO L280 TraceCheckUtils]: 4: Hoare triple {107#false} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {107#false} is VALID [2020-07-11 01:10:11,105 INFO L280 TraceCheckUtils]: 5: Hoare triple {107#false} assume true; {107#false} is VALID [2020-07-11 01:10:11,106 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {107#false} {106#true} #186#return; {107#false} is VALID [2020-07-11 01:10:11,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:11,116 INFO L280 TraceCheckUtils]: 0: Hoare triple {106#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {106#true} is VALID [2020-07-11 01:10:11,116 INFO L280 TraceCheckUtils]: 1: Hoare triple {106#true} ~index := #in~index; {106#true} is VALID [2020-07-11 01:10:11,117 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} assume !true; {107#false} is VALID [2020-07-11 01:10:11,118 INFO L280 TraceCheckUtils]: 3: Hoare triple {107#false} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {107#false} is VALID [2020-07-11 01:10:11,118 INFO L280 TraceCheckUtils]: 4: Hoare triple {107#false} #res := #t~mem8; {107#false} is VALID [2020-07-11 01:10:11,119 INFO L280 TraceCheckUtils]: 5: Hoare triple {107#false} havoc #t~mem8; {107#false} is VALID [2020-07-11 01:10:11,119 INFO L280 TraceCheckUtils]: 6: Hoare triple {107#false} assume true; {107#false} is VALID [2020-07-11 01:10:11,119 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {107#false} {107#false} #190#return; {107#false} is VALID [2020-07-11 01:10:11,121 INFO L263 TraceCheckUtils]: 0: Hoare triple {106#true} call ULTIMATE.init(); {128#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-11 01:10:11,122 INFO L280 TraceCheckUtils]: 1: Hoare triple {128#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {106#true} is VALID [2020-07-11 01:10:11,122 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} #valid := #valid[0 := 0]; {106#true} is VALID [2020-07-11 01:10:11,122 INFO L280 TraceCheckUtils]: 3: Hoare triple {106#true} assume 0 < #StackHeapBarrier; {106#true} is VALID [2020-07-11 01:10:11,123 INFO L280 TraceCheckUtils]: 4: Hoare triple {106#true} assume true; {106#true} is VALID [2020-07-11 01:10:11,123 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {106#true} {106#true} #194#return; {106#true} is VALID [2020-07-11 01:10:11,123 INFO L263 TraceCheckUtils]: 6: Hoare triple {106#true} call #t~ret15 := main(); {106#true} is VALID [2020-07-11 01:10:11,124 INFO L280 TraceCheckUtils]: 7: Hoare triple {106#true} ~len~0 := 2; {106#true} is VALID [2020-07-11 01:10:11,124 INFO L280 TraceCheckUtils]: 8: Hoare triple {106#true} ~data~0 := 1; {106#true} is VALID [2020-07-11 01:10:11,126 INFO L263 TraceCheckUtils]: 9: Hoare triple {106#true} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {129#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:11,127 INFO L280 TraceCheckUtils]: 10: Hoare triple {129#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {106#true} is VALID [2020-07-11 01:10:11,127 INFO L280 TraceCheckUtils]: 11: Hoare triple {106#true} ~data := #in~data; {106#true} is VALID [2020-07-11 01:10:11,127 INFO L280 TraceCheckUtils]: 12: Hoare triple {106#true} ~head~0.base, ~head~0.offset := 0, 0; {106#true} is VALID [2020-07-11 01:10:11,128 INFO L280 TraceCheckUtils]: 13: Hoare triple {106#true} assume !true; {107#false} is VALID [2020-07-11 01:10:11,128 INFO L280 TraceCheckUtils]: 14: Hoare triple {107#false} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {107#false} is VALID [2020-07-11 01:10:11,129 INFO L280 TraceCheckUtils]: 15: Hoare triple {107#false} assume true; {107#false} is VALID [2020-07-11 01:10:11,129 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {107#false} {106#true} #186#return; {107#false} is VALID [2020-07-11 01:10:11,129 INFO L280 TraceCheckUtils]: 17: Hoare triple {107#false} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {107#false} is VALID [2020-07-11 01:10:11,130 INFO L280 TraceCheckUtils]: 18: Hoare triple {107#false} havoc #t~ret11.base, #t~ret11.offset; {107#false} is VALID [2020-07-11 01:10:11,130 INFO L280 TraceCheckUtils]: 19: Hoare triple {107#false} havoc ~i~0; {107#false} is VALID [2020-07-11 01:10:11,130 INFO L280 TraceCheckUtils]: 20: Hoare triple {107#false} ~i~0 := ~len~0 - 1; {107#false} is VALID [2020-07-11 01:10:11,131 INFO L280 TraceCheckUtils]: 21: Hoare triple {107#false} assume !(~i~0 >= 0); {107#false} is VALID [2020-07-11 01:10:11,131 INFO L280 TraceCheckUtils]: 22: Hoare triple {107#false} ~i~0 := ~len~0 - 1; {107#false} is VALID [2020-07-11 01:10:11,131 INFO L280 TraceCheckUtils]: 23: Hoare triple {107#false} assume !!(~i~0 >= 0); {107#false} is VALID [2020-07-11 01:10:11,132 INFO L280 TraceCheckUtils]: 24: Hoare triple {107#false} ~expected~0 := ~i~0 + ~len~0; {107#false} is VALID [2020-07-11 01:10:11,132 INFO L263 TraceCheckUtils]: 25: Hoare triple {107#false} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {106#true} is VALID [2020-07-11 01:10:11,132 INFO L280 TraceCheckUtils]: 26: Hoare triple {106#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {106#true} is VALID [2020-07-11 01:10:11,133 INFO L280 TraceCheckUtils]: 27: Hoare triple {106#true} ~index := #in~index; {106#true} is VALID [2020-07-11 01:10:11,134 INFO L280 TraceCheckUtils]: 28: Hoare triple {106#true} assume !true; {107#false} is VALID [2020-07-11 01:10:11,134 INFO L280 TraceCheckUtils]: 29: Hoare triple {107#false} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {107#false} is VALID [2020-07-11 01:10:11,134 INFO L280 TraceCheckUtils]: 30: Hoare triple {107#false} #res := #t~mem8; {107#false} is VALID [2020-07-11 01:10:11,135 INFO L280 TraceCheckUtils]: 31: Hoare triple {107#false} havoc #t~mem8; {107#false} is VALID [2020-07-11 01:10:11,135 INFO L280 TraceCheckUtils]: 32: Hoare triple {107#false} assume true; {107#false} is VALID [2020-07-11 01:10:11,135 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {107#false} {107#false} #190#return; {107#false} is VALID [2020-07-11 01:10:11,136 INFO L280 TraceCheckUtils]: 34: Hoare triple {107#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {107#false} is VALID [2020-07-11 01:10:11,136 INFO L280 TraceCheckUtils]: 35: Hoare triple {107#false} assume ~expected~0 != #t~ret14; {107#false} is VALID [2020-07-11 01:10:11,136 INFO L280 TraceCheckUtils]: 36: Hoare triple {107#false} havoc #t~ret14; {107#false} is VALID [2020-07-11 01:10:11,137 INFO L280 TraceCheckUtils]: 37: Hoare triple {107#false} assume !false; {107#false} is VALID [2020-07-11 01:10:11,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-11 01:10:11,144 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [626412042] [2020-07-11 01:10:11,146 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-11 01:10:11,146 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-11 01:10:11,147 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869002222] [2020-07-11 01:10:11,155 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2020-07-11 01:10:11,158 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-11 01:10:11,162 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-11 01:10:11,218 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:11,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-11 01:10:11,219 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-11 01:10:11,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-11 01:10:11,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-11 01:10:11,231 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 4 states. [2020-07-11 01:10:12,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:12,594 INFO L93 Difference]: Finished difference Result 230 states and 285 transitions. [2020-07-11 01:10:12,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-11 01:10:12,594 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2020-07-11 01:10:12,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-11 01:10:12,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-11 01:10:12,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 285 transitions. [2020-07-11 01:10:12,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-11 01:10:12,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 285 transitions. [2020-07-11 01:10:12,633 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 285 transitions. [2020-07-11 01:10:13,066 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 285 edges. 285 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:13,089 INFO L225 Difference]: With dead ends: 230 [2020-07-11 01:10:13,089 INFO L226 Difference]: Without dead ends: 128 [2020-07-11 01:10:13,094 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-11 01:10:13,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-07-11 01:10:13,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 84. [2020-07-11 01:10:13,242 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-11 01:10:13,243 INFO L82 GeneralOperation]: Start isEquivalent. First operand 128 states. Second operand 84 states. [2020-07-11 01:10:13,243 INFO L74 IsIncluded]: Start isIncluded. First operand 128 states. Second operand 84 states. [2020-07-11 01:10:13,244 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 84 states. [2020-07-11 01:10:13,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:13,257 INFO L93 Difference]: Finished difference Result 128 states and 140 transitions. [2020-07-11 01:10:13,257 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 140 transitions. [2020-07-11 01:10:13,260 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:13,260 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:13,261 INFO L74 IsIncluded]: Start isIncluded. First operand 84 states. Second operand 128 states. [2020-07-11 01:10:13,261 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 128 states. [2020-07-11 01:10:13,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:13,271 INFO L93 Difference]: Finished difference Result 128 states and 140 transitions. [2020-07-11 01:10:13,272 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 140 transitions. [2020-07-11 01:10:13,274 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:13,274 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:13,274 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-11 01:10:13,274 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-11 01:10:13,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-07-11 01:10:13,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 88 transitions. [2020-07-11 01:10:13,281 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 88 transitions. Word has length 38 [2020-07-11 01:10:13,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-11 01:10:13,281 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 88 transitions. [2020-07-11 01:10:13,282 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-11 01:10:13,282 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 84 states and 88 transitions. [2020-07-11 01:10:13,390 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 88 edges. 88 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:13,391 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 88 transitions. [2020-07-11 01:10:13,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-11 01:10:13,394 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 01:10:13,394 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] [2020-07-11 01:10:13,394 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-11 01:10:13,395 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 01:10:13,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 01:10:13,395 INFO L82 PathProgramCache]: Analyzing trace with hash -613399993, now seen corresponding path program 1 times [2020-07-11 01:10:13,395 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 01:10:13,396 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1903770113] [2020-07-11 01:10:13,396 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 01:10:13,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:13,582 INFO L280 TraceCheckUtils]: 0: Hoare triple {1043#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {1019#true} is VALID [2020-07-11 01:10:13,583 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} #valid := #valid[0 := 0]; {1019#true} is VALID [2020-07-11 01:10:13,583 INFO L280 TraceCheckUtils]: 2: Hoare triple {1019#true} assume 0 < #StackHeapBarrier; {1019#true} is VALID [2020-07-11 01:10:13,583 INFO L280 TraceCheckUtils]: 3: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-11 01:10:13,584 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1019#true} {1019#true} #194#return; {1019#true} is VALID [2020-07-11 01:10:13,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:13,617 INFO L280 TraceCheckUtils]: 0: Hoare triple {1044#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {1019#true} is VALID [2020-07-11 01:10:13,617 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} ~data := #in~data; {1019#true} is VALID [2020-07-11 01:10:13,618 INFO L280 TraceCheckUtils]: 2: Hoare triple {1019#true} ~head~0.base, ~head~0.offset := 0, 0; {1019#true} is VALID [2020-07-11 01:10:13,618 INFO L280 TraceCheckUtils]: 3: Hoare triple {1019#true} assume !(~len > 0); {1019#true} is VALID [2020-07-11 01:10:13,618 INFO L280 TraceCheckUtils]: 4: Hoare triple {1019#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1019#true} is VALID [2020-07-11 01:10:13,619 INFO L280 TraceCheckUtils]: 5: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-11 01:10:13,620 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1019#true} {1026#(<= 2 main_~len~0)} #186#return; {1026#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:13,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:13,628 INFO L280 TraceCheckUtils]: 0: Hoare triple {1019#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1019#true} is VALID [2020-07-11 01:10:13,628 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} ~index := #in~index; {1019#true} is VALID [2020-07-11 01:10:13,628 INFO L280 TraceCheckUtils]: 2: Hoare triple {1019#true} assume !(~index > 0); {1019#true} is VALID [2020-07-11 01:10:13,629 INFO L280 TraceCheckUtils]: 3: Hoare triple {1019#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {1019#true} is VALID [2020-07-11 01:10:13,629 INFO L280 TraceCheckUtils]: 4: Hoare triple {1019#true} #res := #t~mem8; {1019#true} is VALID [2020-07-11 01:10:13,629 INFO L280 TraceCheckUtils]: 5: Hoare triple {1019#true} havoc #t~mem8; {1019#true} is VALID [2020-07-11 01:10:13,629 INFO L280 TraceCheckUtils]: 6: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-11 01:10:13,630 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {1019#true} {1020#false} #190#return; {1020#false} is VALID [2020-07-11 01:10:13,631 INFO L263 TraceCheckUtils]: 0: Hoare triple {1019#true} call ULTIMATE.init(); {1043#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-11 01:10:13,631 INFO L280 TraceCheckUtils]: 1: Hoare triple {1043#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {1019#true} is VALID [2020-07-11 01:10:13,631 INFO L280 TraceCheckUtils]: 2: Hoare triple {1019#true} #valid := #valid[0 := 0]; {1019#true} is VALID [2020-07-11 01:10:13,632 INFO L280 TraceCheckUtils]: 3: Hoare triple {1019#true} assume 0 < #StackHeapBarrier; {1019#true} is VALID [2020-07-11 01:10:13,632 INFO L280 TraceCheckUtils]: 4: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-11 01:10:13,632 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {1019#true} {1019#true} #194#return; {1019#true} is VALID [2020-07-11 01:10:13,633 INFO L263 TraceCheckUtils]: 6: Hoare triple {1019#true} call #t~ret15 := main(); {1019#true} is VALID [2020-07-11 01:10:13,633 INFO L280 TraceCheckUtils]: 7: Hoare triple {1019#true} ~len~0 := 2; {1026#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:13,634 INFO L280 TraceCheckUtils]: 8: Hoare triple {1026#(<= 2 main_~len~0)} ~data~0 := 1; {1026#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:13,635 INFO L263 TraceCheckUtils]: 9: Hoare triple {1026#(<= 2 main_~len~0)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {1044#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:13,636 INFO L280 TraceCheckUtils]: 10: Hoare triple {1044#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {1019#true} is VALID [2020-07-11 01:10:13,636 INFO L280 TraceCheckUtils]: 11: Hoare triple {1019#true} ~data := #in~data; {1019#true} is VALID [2020-07-11 01:10:13,636 INFO L280 TraceCheckUtils]: 12: Hoare triple {1019#true} ~head~0.base, ~head~0.offset := 0, 0; {1019#true} is VALID [2020-07-11 01:10:13,636 INFO L280 TraceCheckUtils]: 13: Hoare triple {1019#true} assume !(~len > 0); {1019#true} is VALID [2020-07-11 01:10:13,637 INFO L280 TraceCheckUtils]: 14: Hoare triple {1019#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1019#true} is VALID [2020-07-11 01:10:13,637 INFO L280 TraceCheckUtils]: 15: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-11 01:10:13,638 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1019#true} {1026#(<= 2 main_~len~0)} #186#return; {1026#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:13,639 INFO L280 TraceCheckUtils]: 17: Hoare triple {1026#(<= 2 main_~len~0)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {1026#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:13,639 INFO L280 TraceCheckUtils]: 18: Hoare triple {1026#(<= 2 main_~len~0)} havoc #t~ret11.base, #t~ret11.offset; {1026#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:13,640 INFO L280 TraceCheckUtils]: 19: Hoare triple {1026#(<= 2 main_~len~0)} havoc ~i~0; {1026#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:13,641 INFO L280 TraceCheckUtils]: 20: Hoare triple {1026#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {1034#(<= 1 main_~i~0)} is VALID [2020-07-11 01:10:13,642 INFO L280 TraceCheckUtils]: 21: Hoare triple {1034#(<= 1 main_~i~0)} assume !(~i~0 >= 0); {1020#false} is VALID [2020-07-11 01:10:13,642 INFO L280 TraceCheckUtils]: 22: Hoare triple {1020#false} ~i~0 := ~len~0 - 1; {1020#false} is VALID [2020-07-11 01:10:13,642 INFO L280 TraceCheckUtils]: 23: Hoare triple {1020#false} assume !!(~i~0 >= 0); {1020#false} is VALID [2020-07-11 01:10:13,643 INFO L280 TraceCheckUtils]: 24: Hoare triple {1020#false} ~expected~0 := ~i~0 + ~len~0; {1020#false} is VALID [2020-07-11 01:10:13,643 INFO L263 TraceCheckUtils]: 25: Hoare triple {1020#false} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {1019#true} is VALID [2020-07-11 01:10:13,643 INFO L280 TraceCheckUtils]: 26: Hoare triple {1019#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1019#true} is VALID [2020-07-11 01:10:13,644 INFO L280 TraceCheckUtils]: 27: Hoare triple {1019#true} ~index := #in~index; {1019#true} is VALID [2020-07-11 01:10:13,644 INFO L280 TraceCheckUtils]: 28: Hoare triple {1019#true} assume !(~index > 0); {1019#true} is VALID [2020-07-11 01:10:13,644 INFO L280 TraceCheckUtils]: 29: Hoare triple {1019#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {1019#true} is VALID [2020-07-11 01:10:13,644 INFO L280 TraceCheckUtils]: 30: Hoare triple {1019#true} #res := #t~mem8; {1019#true} is VALID [2020-07-11 01:10:13,645 INFO L280 TraceCheckUtils]: 31: Hoare triple {1019#true} havoc #t~mem8; {1019#true} is VALID [2020-07-11 01:10:13,645 INFO L280 TraceCheckUtils]: 32: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-11 01:10:13,645 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1019#true} {1020#false} #190#return; {1020#false} is VALID [2020-07-11 01:10:13,645 INFO L280 TraceCheckUtils]: 34: Hoare triple {1020#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {1020#false} is VALID [2020-07-11 01:10:13,646 INFO L280 TraceCheckUtils]: 35: Hoare triple {1020#false} assume ~expected~0 != #t~ret14; {1020#false} is VALID [2020-07-11 01:10:13,646 INFO L280 TraceCheckUtils]: 36: Hoare triple {1020#false} havoc #t~ret14; {1020#false} is VALID [2020-07-11 01:10:13,646 INFO L280 TraceCheckUtils]: 37: Hoare triple {1020#false} assume !false; {1020#false} is VALID [2020-07-11 01:10:13,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-11 01:10:13,649 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1903770113] [2020-07-11 01:10:13,649 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-11 01:10:13,649 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-11 01:10:13,650 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708712519] [2020-07-11 01:10:13,651 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-07-11 01:10:13,652 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-11 01:10:13,652 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-11 01:10:13,686 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:13,686 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-11 01:10:13,687 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-11 01:10:13,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-11 01:10:13,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-11 01:10:13,688 INFO L87 Difference]: Start difference. First operand 84 states and 88 transitions. Second operand 6 states. [2020-07-11 01:10:15,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:15,151 INFO L93 Difference]: Finished difference Result 171 states and 187 transitions. [2020-07-11 01:10:15,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-11 01:10:15,152 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-07-11 01:10:15,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-11 01:10:15,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-11 01:10:15,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 187 transitions. [2020-07-11 01:10:15,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-11 01:10:15,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 187 transitions. [2020-07-11 01:10:15,169 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 187 transitions. [2020-07-11 01:10:15,412 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 187 edges. 187 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:15,420 INFO L225 Difference]: With dead ends: 171 [2020-07-11 01:10:15,420 INFO L226 Difference]: Without dead ends: 144 [2020-07-11 01:10:15,421 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-07-11 01:10:15,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-07-11 01:10:15,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 85. [2020-07-11 01:10:15,587 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-11 01:10:15,588 INFO L82 GeneralOperation]: Start isEquivalent. First operand 144 states. Second operand 85 states. [2020-07-11 01:10:15,588 INFO L74 IsIncluded]: Start isIncluded. First operand 144 states. Second operand 85 states. [2020-07-11 01:10:15,588 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 85 states. [2020-07-11 01:10:15,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:15,601 INFO L93 Difference]: Finished difference Result 144 states and 157 transitions. [2020-07-11 01:10:15,601 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 157 transitions. [2020-07-11 01:10:15,603 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:15,603 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:15,603 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 144 states. [2020-07-11 01:10:15,603 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 144 states. [2020-07-11 01:10:15,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:15,615 INFO L93 Difference]: Finished difference Result 144 states and 157 transitions. [2020-07-11 01:10:15,615 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 157 transitions. [2020-07-11 01:10:15,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:15,616 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:15,616 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-11 01:10:15,616 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-11 01:10:15,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-11 01:10:15,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 89 transitions. [2020-07-11 01:10:15,621 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 89 transitions. Word has length 38 [2020-07-11 01:10:15,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-11 01:10:15,622 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 89 transitions. [2020-07-11 01:10:15,622 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-11 01:10:15,622 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 85 states and 89 transitions. [2020-07-11 01:10:15,759 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 89 edges. 89 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:15,760 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 89 transitions. [2020-07-11 01:10:15,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-11 01:10:15,761 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 01:10:15,761 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] [2020-07-11 01:10:15,762 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-11 01:10:15,762 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 01:10:15,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 01:10:15,763 INFO L82 PathProgramCache]: Analyzing trace with hash -841200203, now seen corresponding path program 1 times [2020-07-11 01:10:15,763 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 01:10:15,763 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [227622471] [2020-07-11 01:10:15,763 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 01:10:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:15,846 INFO L280 TraceCheckUtils]: 0: Hoare triple {1890#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {1860#true} is VALID [2020-07-11 01:10:15,847 INFO L280 TraceCheckUtils]: 1: Hoare triple {1860#true} #valid := #valid[0 := 0]; {1860#true} is VALID [2020-07-11 01:10:15,847 INFO L280 TraceCheckUtils]: 2: Hoare triple {1860#true} assume 0 < #StackHeapBarrier; {1860#true} is VALID [2020-07-11 01:10:15,847 INFO L280 TraceCheckUtils]: 3: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-11 01:10:15,848 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1860#true} {1860#true} #194#return; {1860#true} is VALID [2020-07-11 01:10:15,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:15,934 INFO L280 TraceCheckUtils]: 0: Hoare triple {1891#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {1892#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:15,936 INFO L280 TraceCheckUtils]: 1: Hoare triple {1892#(= |sll_create_#in~len| sll_create_~len)} ~data := #in~data; {1892#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:15,936 INFO L280 TraceCheckUtils]: 2: Hoare triple {1892#(= |sll_create_#in~len| sll_create_~len)} ~head~0.base, ~head~0.offset := 0, 0; {1892#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:15,937 INFO L280 TraceCheckUtils]: 3: Hoare triple {1892#(= |sll_create_#in~len| sll_create_~len)} assume !(~len > 0); {1893#(<= |sll_create_#in~len| 0)} is VALID [2020-07-11 01:10:15,943 INFO L280 TraceCheckUtils]: 4: Hoare triple {1893#(<= |sll_create_#in~len| 0)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1893#(<= |sll_create_#in~len| 0)} is VALID [2020-07-11 01:10:15,943 INFO L280 TraceCheckUtils]: 5: Hoare triple {1893#(<= |sll_create_#in~len| 0)} assume true; {1893#(<= |sll_create_#in~len| 0)} is VALID [2020-07-11 01:10:15,945 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1893#(<= |sll_create_#in~len| 0)} {1867#(<= 2 main_~len~0)} #186#return; {1861#false} is VALID [2020-07-11 01:10:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:15,976 INFO L280 TraceCheckUtils]: 0: Hoare triple {1894#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1860#true} is VALID [2020-07-11 01:10:15,976 INFO L280 TraceCheckUtils]: 1: Hoare triple {1860#true} ~data := #in~data; {1860#true} is VALID [2020-07-11 01:10:15,977 INFO L280 TraceCheckUtils]: 2: Hoare triple {1860#true} ~index := #in~index; {1860#true} is VALID [2020-07-11 01:10:15,977 INFO L280 TraceCheckUtils]: 3: Hoare triple {1860#true} assume !(~index > 0); {1860#true} is VALID [2020-07-11 01:10:15,977 INFO L280 TraceCheckUtils]: 4: Hoare triple {1860#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {1860#true} is VALID [2020-07-11 01:10:15,977 INFO L280 TraceCheckUtils]: 5: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-11 01:10:15,978 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1860#true} {1861#false} #188#return; {1861#false} is VALID [2020-07-11 01:10:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:15,985 INFO L280 TraceCheckUtils]: 0: Hoare triple {1860#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1860#true} is VALID [2020-07-11 01:10:15,985 INFO L280 TraceCheckUtils]: 1: Hoare triple {1860#true} ~index := #in~index; {1860#true} is VALID [2020-07-11 01:10:15,985 INFO L280 TraceCheckUtils]: 2: Hoare triple {1860#true} assume !(~index > 0); {1860#true} is VALID [2020-07-11 01:10:15,986 INFO L280 TraceCheckUtils]: 3: Hoare triple {1860#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {1860#true} is VALID [2020-07-11 01:10:15,986 INFO L280 TraceCheckUtils]: 4: Hoare triple {1860#true} #res := #t~mem8; {1860#true} is VALID [2020-07-11 01:10:15,986 INFO L280 TraceCheckUtils]: 5: Hoare triple {1860#true} havoc #t~mem8; {1860#true} is VALID [2020-07-11 01:10:15,986 INFO L280 TraceCheckUtils]: 6: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-11 01:10:15,987 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {1860#true} {1861#false} #190#return; {1861#false} is VALID [2020-07-11 01:10:15,988 INFO L263 TraceCheckUtils]: 0: Hoare triple {1860#true} call ULTIMATE.init(); {1890#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-11 01:10:15,988 INFO L280 TraceCheckUtils]: 1: Hoare triple {1890#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {1860#true} is VALID [2020-07-11 01:10:15,988 INFO L280 TraceCheckUtils]: 2: Hoare triple {1860#true} #valid := #valid[0 := 0]; {1860#true} is VALID [2020-07-11 01:10:15,988 INFO L280 TraceCheckUtils]: 3: Hoare triple {1860#true} assume 0 < #StackHeapBarrier; {1860#true} is VALID [2020-07-11 01:10:15,989 INFO L280 TraceCheckUtils]: 4: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-11 01:10:15,989 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {1860#true} {1860#true} #194#return; {1860#true} is VALID [2020-07-11 01:10:15,989 INFO L263 TraceCheckUtils]: 6: Hoare triple {1860#true} call #t~ret15 := main(); {1860#true} is VALID [2020-07-11 01:10:15,990 INFO L280 TraceCheckUtils]: 7: Hoare triple {1860#true} ~len~0 := 2; {1867#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:15,991 INFO L280 TraceCheckUtils]: 8: Hoare triple {1867#(<= 2 main_~len~0)} ~data~0 := 1; {1867#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:15,992 INFO L263 TraceCheckUtils]: 9: Hoare triple {1867#(<= 2 main_~len~0)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {1891#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:15,994 INFO L280 TraceCheckUtils]: 10: Hoare triple {1891#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {1892#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:15,995 INFO L280 TraceCheckUtils]: 11: Hoare triple {1892#(= |sll_create_#in~len| sll_create_~len)} ~data := #in~data; {1892#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:15,996 INFO L280 TraceCheckUtils]: 12: Hoare triple {1892#(= |sll_create_#in~len| sll_create_~len)} ~head~0.base, ~head~0.offset := 0, 0; {1892#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:15,997 INFO L280 TraceCheckUtils]: 13: Hoare triple {1892#(= |sll_create_#in~len| sll_create_~len)} assume !(~len > 0); {1893#(<= |sll_create_#in~len| 0)} is VALID [2020-07-11 01:10:15,998 INFO L280 TraceCheckUtils]: 14: Hoare triple {1893#(<= |sll_create_#in~len| 0)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1893#(<= |sll_create_#in~len| 0)} is VALID [2020-07-11 01:10:16,001 INFO L280 TraceCheckUtils]: 15: Hoare triple {1893#(<= |sll_create_#in~len| 0)} assume true; {1893#(<= |sll_create_#in~len| 0)} is VALID [2020-07-11 01:10:16,002 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1893#(<= |sll_create_#in~len| 0)} {1867#(<= 2 main_~len~0)} #186#return; {1861#false} is VALID [2020-07-11 01:10:16,002 INFO L280 TraceCheckUtils]: 17: Hoare triple {1861#false} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {1861#false} is VALID [2020-07-11 01:10:16,002 INFO L280 TraceCheckUtils]: 18: Hoare triple {1861#false} havoc #t~ret11.base, #t~ret11.offset; {1861#false} is VALID [2020-07-11 01:10:16,003 INFO L280 TraceCheckUtils]: 19: Hoare triple {1861#false} havoc ~i~0; {1861#false} is VALID [2020-07-11 01:10:16,003 INFO L280 TraceCheckUtils]: 20: Hoare triple {1861#false} ~i~0 := ~len~0 - 1; {1861#false} is VALID [2020-07-11 01:10:16,003 INFO L280 TraceCheckUtils]: 21: Hoare triple {1861#false} assume !!(~i~0 >= 0); {1861#false} is VALID [2020-07-11 01:10:16,003 INFO L280 TraceCheckUtils]: 22: Hoare triple {1861#false} ~new_data~0 := ~i~0 + ~len~0; {1861#false} is VALID [2020-07-11 01:10:16,004 INFO L263 TraceCheckUtils]: 23: Hoare triple {1861#false} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {1894#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:16,004 INFO L280 TraceCheckUtils]: 24: Hoare triple {1894#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1860#true} is VALID [2020-07-11 01:10:16,004 INFO L280 TraceCheckUtils]: 25: Hoare triple {1860#true} ~data := #in~data; {1860#true} is VALID [2020-07-11 01:10:16,004 INFO L280 TraceCheckUtils]: 26: Hoare triple {1860#true} ~index := #in~index; {1860#true} is VALID [2020-07-11 01:10:16,005 INFO L280 TraceCheckUtils]: 27: Hoare triple {1860#true} assume !(~index > 0); {1860#true} is VALID [2020-07-11 01:10:16,005 INFO L280 TraceCheckUtils]: 28: Hoare triple {1860#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {1860#true} is VALID [2020-07-11 01:10:16,005 INFO L280 TraceCheckUtils]: 29: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-11 01:10:16,005 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {1860#true} {1861#false} #188#return; {1861#false} is VALID [2020-07-11 01:10:16,006 INFO L280 TraceCheckUtils]: 31: Hoare triple {1861#false} #t~post12 := ~i~0; {1861#false} is VALID [2020-07-11 01:10:16,006 INFO L280 TraceCheckUtils]: 32: Hoare triple {1861#false} ~i~0 := #t~post12 - 1; {1861#false} is VALID [2020-07-11 01:10:16,006 INFO L280 TraceCheckUtils]: 33: Hoare triple {1861#false} havoc #t~post12; {1861#false} is VALID [2020-07-11 01:10:16,006 INFO L280 TraceCheckUtils]: 34: Hoare triple {1861#false} assume !(~i~0 >= 0); {1861#false} is VALID [2020-07-11 01:10:16,007 INFO L280 TraceCheckUtils]: 35: Hoare triple {1861#false} ~i~0 := ~len~0 - 1; {1861#false} is VALID [2020-07-11 01:10:16,007 INFO L280 TraceCheckUtils]: 36: Hoare triple {1861#false} assume !!(~i~0 >= 0); {1861#false} is VALID [2020-07-11 01:10:16,007 INFO L280 TraceCheckUtils]: 37: Hoare triple {1861#false} ~expected~0 := ~i~0 + ~len~0; {1861#false} is VALID [2020-07-11 01:10:16,007 INFO L263 TraceCheckUtils]: 38: Hoare triple {1861#false} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {1860#true} is VALID [2020-07-11 01:10:16,008 INFO L280 TraceCheckUtils]: 39: Hoare triple {1860#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1860#true} is VALID [2020-07-11 01:10:16,008 INFO L280 TraceCheckUtils]: 40: Hoare triple {1860#true} ~index := #in~index; {1860#true} is VALID [2020-07-11 01:10:16,008 INFO L280 TraceCheckUtils]: 41: Hoare triple {1860#true} assume !(~index > 0); {1860#true} is VALID [2020-07-11 01:10:16,008 INFO L280 TraceCheckUtils]: 42: Hoare triple {1860#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {1860#true} is VALID [2020-07-11 01:10:16,009 INFO L280 TraceCheckUtils]: 43: Hoare triple {1860#true} #res := #t~mem8; {1860#true} is VALID [2020-07-11 01:10:16,009 INFO L280 TraceCheckUtils]: 44: Hoare triple {1860#true} havoc #t~mem8; {1860#true} is VALID [2020-07-11 01:10:16,009 INFO L280 TraceCheckUtils]: 45: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-11 01:10:16,009 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1860#true} {1861#false} #190#return; {1861#false} is VALID [2020-07-11 01:10:16,010 INFO L280 TraceCheckUtils]: 47: Hoare triple {1861#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {1861#false} is VALID [2020-07-11 01:10:16,010 INFO L280 TraceCheckUtils]: 48: Hoare triple {1861#false} assume ~expected~0 != #t~ret14; {1861#false} is VALID [2020-07-11 01:10:16,010 INFO L280 TraceCheckUtils]: 49: Hoare triple {1861#false} havoc #t~ret14; {1861#false} is VALID [2020-07-11 01:10:16,010 INFO L280 TraceCheckUtils]: 50: Hoare triple {1861#false} assume !false; {1861#false} is VALID [2020-07-11 01:10:16,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-11 01:10:16,014 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [227622471] [2020-07-11 01:10:16,014 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-11 01:10:16,015 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-11 01:10:16,015 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268043812] [2020-07-11 01:10:16,015 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-11 01:10:16,016 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-11 01:10:16,016 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-11 01:10:16,073 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:16,074 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-11 01:10:16,074 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-11 01:10:16,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-11 01:10:16,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-11 01:10:16,075 INFO L87 Difference]: Start difference. First operand 85 states and 89 transitions. Second operand 8 states. [2020-07-11 01:10:17,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:17,309 INFO L93 Difference]: Finished difference Result 147 states and 156 transitions. [2020-07-11 01:10:17,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-11 01:10:17,309 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-11 01:10:17,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-11 01:10:17,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-11 01:10:17,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 154 transitions. [2020-07-11 01:10:17,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-11 01:10:17,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 154 transitions. [2020-07-11 01:10:17,318 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 154 transitions. [2020-07-11 01:10:17,471 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 154 edges. 154 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:17,474 INFO L225 Difference]: With dead ends: 147 [2020-07-11 01:10:17,474 INFO L226 Difference]: Without dead ends: 93 [2020-07-11 01:10:17,475 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-07-11 01:10:17,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-07-11 01:10:17,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 86. [2020-07-11 01:10:17,655 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-11 01:10:17,655 INFO L82 GeneralOperation]: Start isEquivalent. First operand 93 states. Second operand 86 states. [2020-07-11 01:10:17,655 INFO L74 IsIncluded]: Start isIncluded. First operand 93 states. Second operand 86 states. [2020-07-11 01:10:17,655 INFO L87 Difference]: Start difference. First operand 93 states. Second operand 86 states. [2020-07-11 01:10:17,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:17,659 INFO L93 Difference]: Finished difference Result 93 states and 98 transitions. [2020-07-11 01:10:17,659 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 98 transitions. [2020-07-11 01:10:17,660 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:17,660 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:17,660 INFO L74 IsIncluded]: Start isIncluded. First operand 86 states. Second operand 93 states. [2020-07-11 01:10:17,660 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 93 states. [2020-07-11 01:10:17,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:17,664 INFO L93 Difference]: Finished difference Result 93 states and 98 transitions. [2020-07-11 01:10:17,664 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 98 transitions. [2020-07-11 01:10:17,665 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:17,665 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:17,665 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-11 01:10:17,665 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-11 01:10:17,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-07-11 01:10:17,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 90 transitions. [2020-07-11 01:10:17,668 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 90 transitions. Word has length 51 [2020-07-11 01:10:17,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-11 01:10:17,669 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 90 transitions. [2020-07-11 01:10:17,669 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-11 01:10:17,669 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 86 states and 90 transitions. [2020-07-11 01:10:17,810 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 90 edges. 90 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:17,810 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 90 transitions. [2020-07-11 01:10:17,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-11 01:10:17,812 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 01:10:17,813 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, 1, 1, 1, 1, 1, 1, 1] [2020-07-11 01:10:17,813 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-11 01:10:17,813 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 01:10:17,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 01:10:17,814 INFO L82 PathProgramCache]: Analyzing trace with hash 1957255427, now seen corresponding path program 1 times [2020-07-11 01:10:17,814 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 01:10:17,814 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1937761797] [2020-07-11 01:10:17,814 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 01:10:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:17,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:17,947 INFO L280 TraceCheckUtils]: 0: Hoare triple {2606#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {2558#true} is VALID [2020-07-11 01:10:17,948 INFO L280 TraceCheckUtils]: 1: Hoare triple {2558#true} #valid := #valid[0 := 0]; {2558#true} is VALID [2020-07-11 01:10:17,948 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#true} assume 0 < #StackHeapBarrier; {2558#true} is VALID [2020-07-11 01:10:17,948 INFO L280 TraceCheckUtils]: 3: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-11 01:10:17,948 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2558#true} {2558#true} #194#return; {2558#true} is VALID [2020-07-11 01:10:17,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:18,044 INFO L280 TraceCheckUtils]: 0: Hoare triple {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {2558#true} is VALID [2020-07-11 01:10:18,045 INFO L280 TraceCheckUtils]: 1: Hoare triple {2558#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {2558#true} is VALID [2020-07-11 01:10:18,045 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {2558#true} is VALID [2020-07-11 01:10:18,045 INFO L280 TraceCheckUtils]: 3: Hoare triple {2558#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {2558#true} is VALID [2020-07-11 01:10:18,046 INFO L280 TraceCheckUtils]: 4: Hoare triple {2558#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {2558#true} is VALID [2020-07-11 01:10:18,046 INFO L280 TraceCheckUtils]: 5: Hoare triple {2558#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {2558#true} is VALID [2020-07-11 01:10:18,046 INFO L280 TraceCheckUtils]: 6: Hoare triple {2558#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {2558#true} is VALID [2020-07-11 01:10:18,046 INFO L280 TraceCheckUtils]: 7: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-11 01:10:18,051 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2558#true} {2608#(= |sll_create_#in~len| sll_create_~len)} #182#return; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,052 INFO L280 TraceCheckUtils]: 0: Hoare triple {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,053 INFO L280 TraceCheckUtils]: 1: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~data := #in~data; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,056 INFO L280 TraceCheckUtils]: 2: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~head~0.base, ~head~0.offset := 0, 0; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,057 INFO L280 TraceCheckUtils]: 3: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} assume !!(~len > 0); {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,058 INFO L263 TraceCheckUtils]: 4: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} call #t~ret4.base, #t~ret4.offset := node_create(~data); {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:18,058 INFO L280 TraceCheckUtils]: 5: Hoare triple {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {2558#true} is VALID [2020-07-11 01:10:18,058 INFO L280 TraceCheckUtils]: 6: Hoare triple {2558#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {2558#true} is VALID [2020-07-11 01:10:18,058 INFO L280 TraceCheckUtils]: 7: Hoare triple {2558#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {2558#true} is VALID [2020-07-11 01:10:18,059 INFO L280 TraceCheckUtils]: 8: Hoare triple {2558#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {2558#true} is VALID [2020-07-11 01:10:18,059 INFO L280 TraceCheckUtils]: 9: Hoare triple {2558#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {2558#true} is VALID [2020-07-11 01:10:18,059 INFO L280 TraceCheckUtils]: 10: Hoare triple {2558#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {2558#true} is VALID [2020-07-11 01:10:18,059 INFO L280 TraceCheckUtils]: 11: Hoare triple {2558#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {2558#true} is VALID [2020-07-11 01:10:18,059 INFO L280 TraceCheckUtils]: 12: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-11 01:10:18,060 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {2558#true} {2608#(= |sll_create_#in~len| sll_create_~len)} #182#return; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,060 INFO L280 TraceCheckUtils]: 14: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,061 INFO L280 TraceCheckUtils]: 15: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} havoc #t~ret4.base, #t~ret4.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,061 INFO L280 TraceCheckUtils]: 16: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,062 INFO L280 TraceCheckUtils]: 17: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,062 INFO L280 TraceCheckUtils]: 18: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} #t~post3 := ~len; {2618#(<= |sll_create_#in~len| |sll_create_#t~post3|)} is VALID [2020-07-11 01:10:18,063 INFO L280 TraceCheckUtils]: 19: Hoare triple {2618#(<= |sll_create_#in~len| |sll_create_#t~post3|)} ~len := #t~post3 - 1; {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2020-07-11 01:10:18,064 INFO L280 TraceCheckUtils]: 20: Hoare triple {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} havoc #t~post3; {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2020-07-11 01:10:18,065 INFO L280 TraceCheckUtils]: 21: Hoare triple {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !(~len > 0); {2620#(<= |sll_create_#in~len| 1)} is VALID [2020-07-11 01:10:18,065 INFO L280 TraceCheckUtils]: 22: Hoare triple {2620#(<= |sll_create_#in~len| 1)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {2620#(<= |sll_create_#in~len| 1)} is VALID [2020-07-11 01:10:18,066 INFO L280 TraceCheckUtils]: 23: Hoare triple {2620#(<= |sll_create_#in~len| 1)} assume true; {2620#(<= |sll_create_#in~len| 1)} is VALID [2020-07-11 01:10:18,067 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {2620#(<= |sll_create_#in~len| 1)} {2565#(<= 2 main_~len~0)} #186#return; {2559#false} is VALID [2020-07-11 01:10:18,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:18,090 INFO L280 TraceCheckUtils]: 0: Hoare triple {2621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {2558#true} is VALID [2020-07-11 01:10:18,091 INFO L280 TraceCheckUtils]: 1: Hoare triple {2558#true} ~data := #in~data; {2558#true} is VALID [2020-07-11 01:10:18,091 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#true} ~index := #in~index; {2558#true} is VALID [2020-07-11 01:10:18,091 INFO L280 TraceCheckUtils]: 3: Hoare triple {2558#true} assume !(~index > 0); {2558#true} is VALID [2020-07-11 01:10:18,091 INFO L280 TraceCheckUtils]: 4: Hoare triple {2558#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {2558#true} is VALID [2020-07-11 01:10:18,092 INFO L280 TraceCheckUtils]: 5: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-11 01:10:18,092 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2558#true} {2559#false} #188#return; {2559#false} is VALID [2020-07-11 01:10:18,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:18,097 INFO L280 TraceCheckUtils]: 0: Hoare triple {2558#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {2558#true} is VALID [2020-07-11 01:10:18,098 INFO L280 TraceCheckUtils]: 1: Hoare triple {2558#true} ~index := #in~index; {2558#true} is VALID [2020-07-11 01:10:18,098 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#true} assume !(~index > 0); {2558#true} is VALID [2020-07-11 01:10:18,098 INFO L280 TraceCheckUtils]: 3: Hoare triple {2558#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {2558#true} is VALID [2020-07-11 01:10:18,098 INFO L280 TraceCheckUtils]: 4: Hoare triple {2558#true} #res := #t~mem8; {2558#true} is VALID [2020-07-11 01:10:18,099 INFO L280 TraceCheckUtils]: 5: Hoare triple {2558#true} havoc #t~mem8; {2558#true} is VALID [2020-07-11 01:10:18,099 INFO L280 TraceCheckUtils]: 6: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-11 01:10:18,099 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {2558#true} {2559#false} #190#return; {2559#false} is VALID [2020-07-11 01:10:18,100 INFO L263 TraceCheckUtils]: 0: Hoare triple {2558#true} call ULTIMATE.init(); {2606#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-11 01:10:18,100 INFO L280 TraceCheckUtils]: 1: Hoare triple {2606#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {2558#true} is VALID [2020-07-11 01:10:18,101 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#true} #valid := #valid[0 := 0]; {2558#true} is VALID [2020-07-11 01:10:18,101 INFO L280 TraceCheckUtils]: 3: Hoare triple {2558#true} assume 0 < #StackHeapBarrier; {2558#true} is VALID [2020-07-11 01:10:18,101 INFO L280 TraceCheckUtils]: 4: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-11 01:10:18,101 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2558#true} {2558#true} #194#return; {2558#true} is VALID [2020-07-11 01:10:18,101 INFO L263 TraceCheckUtils]: 6: Hoare triple {2558#true} call #t~ret15 := main(); {2558#true} is VALID [2020-07-11 01:10:18,102 INFO L280 TraceCheckUtils]: 7: Hoare triple {2558#true} ~len~0 := 2; {2565#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:18,103 INFO L280 TraceCheckUtils]: 8: Hoare triple {2565#(<= 2 main_~len~0)} ~data~0 := 1; {2565#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:18,104 INFO L263 TraceCheckUtils]: 9: Hoare triple {2565#(<= 2 main_~len~0)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:18,105 INFO L280 TraceCheckUtils]: 10: Hoare triple {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,105 INFO L280 TraceCheckUtils]: 11: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~data := #in~data; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,106 INFO L280 TraceCheckUtils]: 12: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~head~0.base, ~head~0.offset := 0, 0; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,106 INFO L280 TraceCheckUtils]: 13: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} assume !!(~len > 0); {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,107 INFO L263 TraceCheckUtils]: 14: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} call #t~ret4.base, #t~ret4.offset := node_create(~data); {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:18,107 INFO L280 TraceCheckUtils]: 15: Hoare triple {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {2558#true} is VALID [2020-07-11 01:10:18,108 INFO L280 TraceCheckUtils]: 16: Hoare triple {2558#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {2558#true} is VALID [2020-07-11 01:10:18,108 INFO L280 TraceCheckUtils]: 17: Hoare triple {2558#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {2558#true} is VALID [2020-07-11 01:10:18,108 INFO L280 TraceCheckUtils]: 18: Hoare triple {2558#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {2558#true} is VALID [2020-07-11 01:10:18,108 INFO L280 TraceCheckUtils]: 19: Hoare triple {2558#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {2558#true} is VALID [2020-07-11 01:10:18,109 INFO L280 TraceCheckUtils]: 20: Hoare triple {2558#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {2558#true} is VALID [2020-07-11 01:10:18,109 INFO L280 TraceCheckUtils]: 21: Hoare triple {2558#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {2558#true} is VALID [2020-07-11 01:10:18,109 INFO L280 TraceCheckUtils]: 22: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-11 01:10:18,110 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {2558#true} {2608#(= |sll_create_#in~len| sll_create_~len)} #182#return; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,111 INFO L280 TraceCheckUtils]: 24: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,111 INFO L280 TraceCheckUtils]: 25: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} havoc #t~ret4.base, #t~ret4.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,112 INFO L280 TraceCheckUtils]: 26: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,112 INFO L280 TraceCheckUtils]: 27: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-11 01:10:18,113 INFO L280 TraceCheckUtils]: 28: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} #t~post3 := ~len; {2618#(<= |sll_create_#in~len| |sll_create_#t~post3|)} is VALID [2020-07-11 01:10:18,113 INFO L280 TraceCheckUtils]: 29: Hoare triple {2618#(<= |sll_create_#in~len| |sll_create_#t~post3|)} ~len := #t~post3 - 1; {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2020-07-11 01:10:18,114 INFO L280 TraceCheckUtils]: 30: Hoare triple {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} havoc #t~post3; {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2020-07-11 01:10:18,115 INFO L280 TraceCheckUtils]: 31: Hoare triple {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !(~len > 0); {2620#(<= |sll_create_#in~len| 1)} is VALID [2020-07-11 01:10:18,115 INFO L280 TraceCheckUtils]: 32: Hoare triple {2620#(<= |sll_create_#in~len| 1)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {2620#(<= |sll_create_#in~len| 1)} is VALID [2020-07-11 01:10:18,116 INFO L280 TraceCheckUtils]: 33: Hoare triple {2620#(<= |sll_create_#in~len| 1)} assume true; {2620#(<= |sll_create_#in~len| 1)} is VALID [2020-07-11 01:10:18,117 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {2620#(<= |sll_create_#in~len| 1)} {2565#(<= 2 main_~len~0)} #186#return; {2559#false} is VALID [2020-07-11 01:10:18,117 INFO L280 TraceCheckUtils]: 35: Hoare triple {2559#false} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {2559#false} is VALID [2020-07-11 01:10:18,117 INFO L280 TraceCheckUtils]: 36: Hoare triple {2559#false} havoc #t~ret11.base, #t~ret11.offset; {2559#false} is VALID [2020-07-11 01:10:18,118 INFO L280 TraceCheckUtils]: 37: Hoare triple {2559#false} havoc ~i~0; {2559#false} is VALID [2020-07-11 01:10:18,118 INFO L280 TraceCheckUtils]: 38: Hoare triple {2559#false} ~i~0 := ~len~0 - 1; {2559#false} is VALID [2020-07-11 01:10:18,118 INFO L280 TraceCheckUtils]: 39: Hoare triple {2559#false} assume !!(~i~0 >= 0); {2559#false} is VALID [2020-07-11 01:10:18,118 INFO L280 TraceCheckUtils]: 40: Hoare triple {2559#false} ~new_data~0 := ~i~0 + ~len~0; {2559#false} is VALID [2020-07-11 01:10:18,118 INFO L263 TraceCheckUtils]: 41: Hoare triple {2559#false} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {2621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:18,118 INFO L280 TraceCheckUtils]: 42: Hoare triple {2621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {2558#true} is VALID [2020-07-11 01:10:18,119 INFO L280 TraceCheckUtils]: 43: Hoare triple {2558#true} ~data := #in~data; {2558#true} is VALID [2020-07-11 01:10:18,119 INFO L280 TraceCheckUtils]: 44: Hoare triple {2558#true} ~index := #in~index; {2558#true} is VALID [2020-07-11 01:10:18,119 INFO L280 TraceCheckUtils]: 45: Hoare triple {2558#true} assume !(~index > 0); {2558#true} is VALID [2020-07-11 01:10:18,119 INFO L280 TraceCheckUtils]: 46: Hoare triple {2558#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {2558#true} is VALID [2020-07-11 01:10:18,119 INFO L280 TraceCheckUtils]: 47: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-11 01:10:18,119 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {2558#true} {2559#false} #188#return; {2559#false} is VALID [2020-07-11 01:10:18,120 INFO L280 TraceCheckUtils]: 49: Hoare triple {2559#false} #t~post12 := ~i~0; {2559#false} is VALID [2020-07-11 01:10:18,120 INFO L280 TraceCheckUtils]: 50: Hoare triple {2559#false} ~i~0 := #t~post12 - 1; {2559#false} is VALID [2020-07-11 01:10:18,120 INFO L280 TraceCheckUtils]: 51: Hoare triple {2559#false} havoc #t~post12; {2559#false} is VALID [2020-07-11 01:10:18,120 INFO L280 TraceCheckUtils]: 52: Hoare triple {2559#false} assume !(~i~0 >= 0); {2559#false} is VALID [2020-07-11 01:10:18,120 INFO L280 TraceCheckUtils]: 53: Hoare triple {2559#false} ~i~0 := ~len~0 - 1; {2559#false} is VALID [2020-07-11 01:10:18,121 INFO L280 TraceCheckUtils]: 54: Hoare triple {2559#false} assume !!(~i~0 >= 0); {2559#false} is VALID [2020-07-11 01:10:18,121 INFO L280 TraceCheckUtils]: 55: Hoare triple {2559#false} ~expected~0 := ~i~0 + ~len~0; {2559#false} is VALID [2020-07-11 01:10:18,121 INFO L263 TraceCheckUtils]: 56: Hoare triple {2559#false} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {2558#true} is VALID [2020-07-11 01:10:18,121 INFO L280 TraceCheckUtils]: 57: Hoare triple {2558#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {2558#true} is VALID [2020-07-11 01:10:18,121 INFO L280 TraceCheckUtils]: 58: Hoare triple {2558#true} ~index := #in~index; {2558#true} is VALID [2020-07-11 01:10:18,121 INFO L280 TraceCheckUtils]: 59: Hoare triple {2558#true} assume !(~index > 0); {2558#true} is VALID [2020-07-11 01:10:18,121 INFO L280 TraceCheckUtils]: 60: Hoare triple {2558#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {2558#true} is VALID [2020-07-11 01:10:18,122 INFO L280 TraceCheckUtils]: 61: Hoare triple {2558#true} #res := #t~mem8; {2558#true} is VALID [2020-07-11 01:10:18,122 INFO L280 TraceCheckUtils]: 62: Hoare triple {2558#true} havoc #t~mem8; {2558#true} is VALID [2020-07-11 01:10:18,122 INFO L280 TraceCheckUtils]: 63: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-11 01:10:18,122 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {2558#true} {2559#false} #190#return; {2559#false} is VALID [2020-07-11 01:10:18,122 INFO L280 TraceCheckUtils]: 65: Hoare triple {2559#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {2559#false} is VALID [2020-07-11 01:10:18,123 INFO L280 TraceCheckUtils]: 66: Hoare triple {2559#false} assume ~expected~0 != #t~ret14; {2559#false} is VALID [2020-07-11 01:10:18,123 INFO L280 TraceCheckUtils]: 67: Hoare triple {2559#false} havoc #t~ret14; {2559#false} is VALID [2020-07-11 01:10:18,123 INFO L280 TraceCheckUtils]: 68: Hoare triple {2559#false} assume !false; {2559#false} is VALID [2020-07-11 01:10:18,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-11 01:10:18,146 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1937761797] [2020-07-11 01:10:18,146 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-11 01:10:18,146 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-07-11 01:10:18,147 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123815585] [2020-07-11 01:10:18,147 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2020-07-11 01:10:18,148 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-11 01:10:18,149 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-11 01:10:18,220 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:18,220 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-11 01:10:18,220 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-11 01:10:18,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-11 01:10:18,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-07-11 01:10:18,221 INFO L87 Difference]: Start difference. First operand 86 states and 90 transitions. Second operand 10 states. [2020-07-11 01:10:19,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:19,695 INFO L93 Difference]: Finished difference Result 156 states and 166 transitions. [2020-07-11 01:10:19,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-07-11 01:10:19,695 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2020-07-11 01:10:19,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-11 01:10:19,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-11 01:10:19,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 164 transitions. [2020-07-11 01:10:19,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-11 01:10:19,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 164 transitions. [2020-07-11 01:10:19,703 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 164 transitions. [2020-07-11 01:10:19,904 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 164 edges. 164 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:19,908 INFO L225 Difference]: With dead ends: 156 [2020-07-11 01:10:19,908 INFO L226 Difference]: Without dead ends: 102 [2020-07-11 01:10:19,909 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2020-07-11 01:10:19,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-07-11 01:10:20,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 95. [2020-07-11 01:10:20,083 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-11 01:10:20,083 INFO L82 GeneralOperation]: Start isEquivalent. First operand 102 states. Second operand 95 states. [2020-07-11 01:10:20,083 INFO L74 IsIncluded]: Start isIncluded. First operand 102 states. Second operand 95 states. [2020-07-11 01:10:20,083 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 95 states. [2020-07-11 01:10:20,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:20,087 INFO L93 Difference]: Finished difference Result 102 states and 108 transitions. [2020-07-11 01:10:20,087 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2020-07-11 01:10:20,088 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:20,088 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:20,088 INFO L74 IsIncluded]: Start isIncluded. First operand 95 states. Second operand 102 states. [2020-07-11 01:10:20,088 INFO L87 Difference]: Start difference. First operand 95 states. Second operand 102 states. [2020-07-11 01:10:20,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:20,092 INFO L93 Difference]: Finished difference Result 102 states and 108 transitions. [2020-07-11 01:10:20,092 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2020-07-11 01:10:20,093 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:20,093 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:20,093 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-11 01:10:20,093 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-11 01:10:20,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-07-11 01:10:20,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 100 transitions. [2020-07-11 01:10:20,097 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 100 transitions. Word has length 69 [2020-07-11 01:10:20,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-11 01:10:20,097 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 100 transitions. [2020-07-11 01:10:20,097 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-11 01:10:20,098 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 95 states and 100 transitions. [2020-07-11 01:10:20,242 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 100 edges. 100 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:20,242 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 100 transitions. [2020-07-11 01:10:20,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-07-11 01:10:20,244 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 01:10:20,244 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] [2020-07-11 01:10:20,245 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-11 01:10:20,245 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 01:10:20,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 01:10:20,245 INFO L82 PathProgramCache]: Analyzing trace with hash -564957999, now seen corresponding path program 2 times [2020-07-11 01:10:20,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 01:10:20,246 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1506984817] [2020-07-11 01:10:20,246 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 01:10:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:20,396 INFO L280 TraceCheckUtils]: 0: Hoare triple {3410#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {3343#true} is VALID [2020-07-11 01:10:20,397 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} #valid := #valid[0 := 0]; {3343#true} is VALID [2020-07-11 01:10:20,397 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} assume 0 < #StackHeapBarrier; {3343#true} is VALID [2020-07-11 01:10:20,398 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-11 01:10:20,398 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3343#true} {3343#true} #194#return; {3343#true} is VALID [2020-07-11 01:10:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:20,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:20,524 INFO L280 TraceCheckUtils]: 0: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-11 01:10:20,525 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-11 01:10:20,525 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-11 01:10:20,526 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-11 01:10:20,526 INFO L280 TraceCheckUtils]: 4: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-11 01:10:20,526 INFO L280 TraceCheckUtils]: 5: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-11 01:10:20,527 INFO L280 TraceCheckUtils]: 6: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-11 01:10:20,527 INFO L280 TraceCheckUtils]: 7: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-11 01:10:20,527 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-11 01:10:20,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:20,543 INFO L280 TraceCheckUtils]: 0: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-11 01:10:20,543 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-11 01:10:20,544 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-11 01:10:20,544 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-11 01:10:20,544 INFO L280 TraceCheckUtils]: 4: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-11 01:10:20,545 INFO L280 TraceCheckUtils]: 5: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-11 01:10:20,545 INFO L280 TraceCheckUtils]: 6: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-11 01:10:20,547 INFO L280 TraceCheckUtils]: 7: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-11 01:10:20,548 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-11 01:10:20,548 INFO L280 TraceCheckUtils]: 0: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {3343#true} is VALID [2020-07-11 01:10:20,548 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} ~data := #in~data; {3343#true} is VALID [2020-07-11 01:10:20,549 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := 0, 0; {3343#true} is VALID [2020-07-11 01:10:20,549 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} assume !!(~len > 0); {3343#true} is VALID [2020-07-11 01:10:20,551 INFO L263 TraceCheckUtils]: 4: Hoare triple {3343#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:20,551 INFO L280 TraceCheckUtils]: 5: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-11 01:10:20,552 INFO L280 TraceCheckUtils]: 6: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-11 01:10:20,552 INFO L280 TraceCheckUtils]: 7: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-11 01:10:20,552 INFO L280 TraceCheckUtils]: 8: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-11 01:10:20,553 INFO L280 TraceCheckUtils]: 9: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-11 01:10:20,553 INFO L280 TraceCheckUtils]: 10: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-11 01:10:20,553 INFO L280 TraceCheckUtils]: 11: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-11 01:10:20,554 INFO L280 TraceCheckUtils]: 12: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-11 01:10:20,554 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-11 01:10:20,554 INFO L280 TraceCheckUtils]: 14: Hoare triple {3343#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-11 01:10:20,555 INFO L280 TraceCheckUtils]: 15: Hoare triple {3343#true} havoc #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-11 01:10:20,555 INFO L280 TraceCheckUtils]: 16: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {3343#true} is VALID [2020-07-11 01:10:20,555 INFO L280 TraceCheckUtils]: 17: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {3343#true} is VALID [2020-07-11 01:10:20,555 INFO L280 TraceCheckUtils]: 18: Hoare triple {3343#true} #t~post3 := ~len; {3343#true} is VALID [2020-07-11 01:10:20,556 INFO L280 TraceCheckUtils]: 19: Hoare triple {3343#true} ~len := #t~post3 - 1; {3343#true} is VALID [2020-07-11 01:10:20,556 INFO L280 TraceCheckUtils]: 20: Hoare triple {3343#true} havoc #t~post3; {3343#true} is VALID [2020-07-11 01:10:20,556 INFO L280 TraceCheckUtils]: 21: Hoare triple {3343#true} assume !!(~len > 0); {3343#true} is VALID [2020-07-11 01:10:20,558 INFO L263 TraceCheckUtils]: 22: Hoare triple {3343#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:20,558 INFO L280 TraceCheckUtils]: 23: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-11 01:10:20,559 INFO L280 TraceCheckUtils]: 24: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-11 01:10:20,559 INFO L280 TraceCheckUtils]: 25: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-11 01:10:20,559 INFO L280 TraceCheckUtils]: 26: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-11 01:10:20,560 INFO L280 TraceCheckUtils]: 27: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-11 01:10:20,560 INFO L280 TraceCheckUtils]: 28: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-11 01:10:20,560 INFO L280 TraceCheckUtils]: 29: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-11 01:10:20,561 INFO L280 TraceCheckUtils]: 30: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-11 01:10:20,561 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-11 01:10:20,561 INFO L280 TraceCheckUtils]: 32: Hoare triple {3343#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-11 01:10:20,562 INFO L280 TraceCheckUtils]: 33: Hoare triple {3343#true} havoc #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-11 01:10:20,562 INFO L280 TraceCheckUtils]: 34: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {3343#true} is VALID [2020-07-11 01:10:20,562 INFO L280 TraceCheckUtils]: 35: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {3343#true} is VALID [2020-07-11 01:10:20,563 INFO L280 TraceCheckUtils]: 36: Hoare triple {3343#true} #t~post3 := ~len; {3343#true} is VALID [2020-07-11 01:10:20,564 INFO L280 TraceCheckUtils]: 37: Hoare triple {3343#true} ~len := #t~post3 - 1; {3343#true} is VALID [2020-07-11 01:10:20,564 INFO L280 TraceCheckUtils]: 38: Hoare triple {3343#true} havoc #t~post3; {3343#true} is VALID [2020-07-11 01:10:20,565 INFO L280 TraceCheckUtils]: 39: Hoare triple {3343#true} assume !(~len > 0); {3343#true} is VALID [2020-07-11 01:10:20,566 INFO L280 TraceCheckUtils]: 40: Hoare triple {3343#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {3343#true} is VALID [2020-07-11 01:10:20,566 INFO L280 TraceCheckUtils]: 41: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-11 01:10:20,569 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3343#true} {3350#(<= 2 main_~len~0)} #186#return; {3350#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:20,629 INFO L280 TraceCheckUtils]: 0: Hoare triple {3430#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {3343#true} is VALID [2020-07-11 01:10:20,629 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} ~data := #in~data; {3343#true} is VALID [2020-07-11 01:10:20,630 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} ~index := #in~index; {3431#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-11 01:10:20,630 INFO L280 TraceCheckUtils]: 3: Hoare triple {3431#(= |sll_update_at_#in~index| sll_update_at_~index)} assume !(~index > 0); {3432#(<= |sll_update_at_#in~index| 0)} is VALID [2020-07-11 01:10:20,631 INFO L280 TraceCheckUtils]: 4: Hoare triple {3432#(<= |sll_update_at_#in~index| 0)} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {3432#(<= |sll_update_at_#in~index| 0)} is VALID [2020-07-11 01:10:20,631 INFO L280 TraceCheckUtils]: 5: Hoare triple {3432#(<= |sll_update_at_#in~index| 0)} assume true; {3432#(<= |sll_update_at_#in~index| 0)} is VALID [2020-07-11 01:10:20,633 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {3432#(<= |sll_update_at_#in~index| 0)} {3394#(<= 1 main_~i~0)} #188#return; {3344#false} is VALID [2020-07-11 01:10:20,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:20,638 INFO L280 TraceCheckUtils]: 0: Hoare triple {3343#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {3343#true} is VALID [2020-07-11 01:10:20,639 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} ~index := #in~index; {3343#true} is VALID [2020-07-11 01:10:20,639 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} assume !(~index > 0); {3343#true} is VALID [2020-07-11 01:10:20,639 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {3343#true} is VALID [2020-07-11 01:10:20,640 INFO L280 TraceCheckUtils]: 4: Hoare triple {3343#true} #res := #t~mem8; {3343#true} is VALID [2020-07-11 01:10:20,640 INFO L280 TraceCheckUtils]: 5: Hoare triple {3343#true} havoc #t~mem8; {3343#true} is VALID [2020-07-11 01:10:20,640 INFO L280 TraceCheckUtils]: 6: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-11 01:10:20,641 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {3343#true} {3344#false} #190#return; {3344#false} is VALID [2020-07-11 01:10:20,642 INFO L263 TraceCheckUtils]: 0: Hoare triple {3343#true} call ULTIMATE.init(); {3410#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-11 01:10:20,642 INFO L280 TraceCheckUtils]: 1: Hoare triple {3410#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {3343#true} is VALID [2020-07-11 01:10:20,642 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} #valid := #valid[0 := 0]; {3343#true} is VALID [2020-07-11 01:10:20,643 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} assume 0 < #StackHeapBarrier; {3343#true} is VALID [2020-07-11 01:10:20,643 INFO L280 TraceCheckUtils]: 4: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-11 01:10:20,643 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {3343#true} {3343#true} #194#return; {3343#true} is VALID [2020-07-11 01:10:20,644 INFO L263 TraceCheckUtils]: 6: Hoare triple {3343#true} call #t~ret15 := main(); {3343#true} is VALID [2020-07-11 01:10:20,644 INFO L280 TraceCheckUtils]: 7: Hoare triple {3343#true} ~len~0 := 2; {3350#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:20,645 INFO L280 TraceCheckUtils]: 8: Hoare triple {3350#(<= 2 main_~len~0)} ~data~0 := 1; {3350#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:20,647 INFO L263 TraceCheckUtils]: 9: Hoare triple {3350#(<= 2 main_~len~0)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:20,647 INFO L280 TraceCheckUtils]: 10: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {3343#true} is VALID [2020-07-11 01:10:20,647 INFO L280 TraceCheckUtils]: 11: Hoare triple {3343#true} ~data := #in~data; {3343#true} is VALID [2020-07-11 01:10:20,648 INFO L280 TraceCheckUtils]: 12: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := 0, 0; {3343#true} is VALID [2020-07-11 01:10:20,648 INFO L280 TraceCheckUtils]: 13: Hoare triple {3343#true} assume !!(~len > 0); {3343#true} is VALID [2020-07-11 01:10:20,649 INFO L263 TraceCheckUtils]: 14: Hoare triple {3343#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:20,650 INFO L280 TraceCheckUtils]: 15: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-11 01:10:20,650 INFO L280 TraceCheckUtils]: 16: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-11 01:10:20,650 INFO L280 TraceCheckUtils]: 17: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-11 01:10:20,651 INFO L280 TraceCheckUtils]: 18: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-11 01:10:20,651 INFO L280 TraceCheckUtils]: 19: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-11 01:10:20,651 INFO L280 TraceCheckUtils]: 20: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-11 01:10:20,651 INFO L280 TraceCheckUtils]: 21: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-11 01:10:20,652 INFO L280 TraceCheckUtils]: 22: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-11 01:10:20,652 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-11 01:10:20,652 INFO L280 TraceCheckUtils]: 24: Hoare triple {3343#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-11 01:10:20,653 INFO L280 TraceCheckUtils]: 25: Hoare triple {3343#true} havoc #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-11 01:10:20,653 INFO L280 TraceCheckUtils]: 26: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {3343#true} is VALID [2020-07-11 01:10:20,653 INFO L280 TraceCheckUtils]: 27: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {3343#true} is VALID [2020-07-11 01:10:20,653 INFO L280 TraceCheckUtils]: 28: Hoare triple {3343#true} #t~post3 := ~len; {3343#true} is VALID [2020-07-11 01:10:20,654 INFO L280 TraceCheckUtils]: 29: Hoare triple {3343#true} ~len := #t~post3 - 1; {3343#true} is VALID [2020-07-11 01:10:20,654 INFO L280 TraceCheckUtils]: 30: Hoare triple {3343#true} havoc #t~post3; {3343#true} is VALID [2020-07-11 01:10:20,654 INFO L280 TraceCheckUtils]: 31: Hoare triple {3343#true} assume !!(~len > 0); {3343#true} is VALID [2020-07-11 01:10:20,656 INFO L263 TraceCheckUtils]: 32: Hoare triple {3343#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:20,656 INFO L280 TraceCheckUtils]: 33: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-11 01:10:20,656 INFO L280 TraceCheckUtils]: 34: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-11 01:10:20,657 INFO L280 TraceCheckUtils]: 35: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-11 01:10:20,657 INFO L280 TraceCheckUtils]: 36: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-11 01:10:20,657 INFO L280 TraceCheckUtils]: 37: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-11 01:10:20,657 INFO L280 TraceCheckUtils]: 38: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-11 01:10:20,658 INFO L280 TraceCheckUtils]: 39: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-11 01:10:20,658 INFO L280 TraceCheckUtils]: 40: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-11 01:10:20,658 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-11 01:10:20,659 INFO L280 TraceCheckUtils]: 42: Hoare triple {3343#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-11 01:10:20,659 INFO L280 TraceCheckUtils]: 43: Hoare triple {3343#true} havoc #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-11 01:10:20,659 INFO L280 TraceCheckUtils]: 44: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {3343#true} is VALID [2020-07-11 01:10:20,659 INFO L280 TraceCheckUtils]: 45: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {3343#true} is VALID [2020-07-11 01:10:20,660 INFO L280 TraceCheckUtils]: 46: Hoare triple {3343#true} #t~post3 := ~len; {3343#true} is VALID [2020-07-11 01:10:20,660 INFO L280 TraceCheckUtils]: 47: Hoare triple {3343#true} ~len := #t~post3 - 1; {3343#true} is VALID [2020-07-11 01:10:20,660 INFO L280 TraceCheckUtils]: 48: Hoare triple {3343#true} havoc #t~post3; {3343#true} is VALID [2020-07-11 01:10:20,661 INFO L280 TraceCheckUtils]: 49: Hoare triple {3343#true} assume !(~len > 0); {3343#true} is VALID [2020-07-11 01:10:20,661 INFO L280 TraceCheckUtils]: 50: Hoare triple {3343#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {3343#true} is VALID [2020-07-11 01:10:20,661 INFO L280 TraceCheckUtils]: 51: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-11 01:10:20,663 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3343#true} {3350#(<= 2 main_~len~0)} #186#return; {3350#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:20,663 INFO L280 TraceCheckUtils]: 53: Hoare triple {3350#(<= 2 main_~len~0)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {3350#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:20,664 INFO L280 TraceCheckUtils]: 54: Hoare triple {3350#(<= 2 main_~len~0)} havoc #t~ret11.base, #t~ret11.offset; {3350#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:20,665 INFO L280 TraceCheckUtils]: 55: Hoare triple {3350#(<= 2 main_~len~0)} havoc ~i~0; {3350#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:20,666 INFO L280 TraceCheckUtils]: 56: Hoare triple {3350#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {3394#(<= 1 main_~i~0)} is VALID [2020-07-11 01:10:20,667 INFO L280 TraceCheckUtils]: 57: Hoare triple {3394#(<= 1 main_~i~0)} assume !!(~i~0 >= 0); {3394#(<= 1 main_~i~0)} is VALID [2020-07-11 01:10:20,668 INFO L280 TraceCheckUtils]: 58: Hoare triple {3394#(<= 1 main_~i~0)} ~new_data~0 := ~i~0 + ~len~0; {3394#(<= 1 main_~i~0)} is VALID [2020-07-11 01:10:20,669 INFO L263 TraceCheckUtils]: 59: Hoare triple {3394#(<= 1 main_~i~0)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {3430#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:20,670 INFO L280 TraceCheckUtils]: 60: Hoare triple {3430#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {3343#true} is VALID [2020-07-11 01:10:20,670 INFO L280 TraceCheckUtils]: 61: Hoare triple {3343#true} ~data := #in~data; {3343#true} is VALID [2020-07-11 01:10:20,670 INFO L280 TraceCheckUtils]: 62: Hoare triple {3343#true} ~index := #in~index; {3431#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-11 01:10:20,671 INFO L280 TraceCheckUtils]: 63: Hoare triple {3431#(= |sll_update_at_#in~index| sll_update_at_~index)} assume !(~index > 0); {3432#(<= |sll_update_at_#in~index| 0)} is VALID [2020-07-11 01:10:20,672 INFO L280 TraceCheckUtils]: 64: Hoare triple {3432#(<= |sll_update_at_#in~index| 0)} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {3432#(<= |sll_update_at_#in~index| 0)} is VALID [2020-07-11 01:10:20,672 INFO L280 TraceCheckUtils]: 65: Hoare triple {3432#(<= |sll_update_at_#in~index| 0)} assume true; {3432#(<= |sll_update_at_#in~index| 0)} is VALID [2020-07-11 01:10:20,673 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {3432#(<= |sll_update_at_#in~index| 0)} {3394#(<= 1 main_~i~0)} #188#return; {3344#false} is VALID [2020-07-11 01:10:20,674 INFO L280 TraceCheckUtils]: 67: Hoare triple {3344#false} #t~post12 := ~i~0; {3344#false} is VALID [2020-07-11 01:10:20,674 INFO L280 TraceCheckUtils]: 68: Hoare triple {3344#false} ~i~0 := #t~post12 - 1; {3344#false} is VALID [2020-07-11 01:10:20,674 INFO L280 TraceCheckUtils]: 69: Hoare triple {3344#false} havoc #t~post12; {3344#false} is VALID [2020-07-11 01:10:20,675 INFO L280 TraceCheckUtils]: 70: Hoare triple {3344#false} assume !(~i~0 >= 0); {3344#false} is VALID [2020-07-11 01:10:20,675 INFO L280 TraceCheckUtils]: 71: Hoare triple {3344#false} ~i~0 := ~len~0 - 1; {3344#false} is VALID [2020-07-11 01:10:20,675 INFO L280 TraceCheckUtils]: 72: Hoare triple {3344#false} assume !!(~i~0 >= 0); {3344#false} is VALID [2020-07-11 01:10:20,676 INFO L280 TraceCheckUtils]: 73: Hoare triple {3344#false} ~expected~0 := ~i~0 + ~len~0; {3344#false} is VALID [2020-07-11 01:10:20,676 INFO L263 TraceCheckUtils]: 74: Hoare triple {3344#false} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {3343#true} is VALID [2020-07-11 01:10:20,676 INFO L280 TraceCheckUtils]: 75: Hoare triple {3343#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {3343#true} is VALID [2020-07-11 01:10:20,676 INFO L280 TraceCheckUtils]: 76: Hoare triple {3343#true} ~index := #in~index; {3343#true} is VALID [2020-07-11 01:10:20,677 INFO L280 TraceCheckUtils]: 77: Hoare triple {3343#true} assume !(~index > 0); {3343#true} is VALID [2020-07-11 01:10:20,677 INFO L280 TraceCheckUtils]: 78: Hoare triple {3343#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {3343#true} is VALID [2020-07-11 01:10:20,677 INFO L280 TraceCheckUtils]: 79: Hoare triple {3343#true} #res := #t~mem8; {3343#true} is VALID [2020-07-11 01:10:20,677 INFO L280 TraceCheckUtils]: 80: Hoare triple {3343#true} havoc #t~mem8; {3343#true} is VALID [2020-07-11 01:10:20,677 INFO L280 TraceCheckUtils]: 81: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-11 01:10:20,678 INFO L275 TraceCheckUtils]: 82: Hoare quadruple {3343#true} {3344#false} #190#return; {3344#false} is VALID [2020-07-11 01:10:20,678 INFO L280 TraceCheckUtils]: 83: Hoare triple {3344#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {3344#false} is VALID [2020-07-11 01:10:20,678 INFO L280 TraceCheckUtils]: 84: Hoare triple {3344#false} assume ~expected~0 != #t~ret14; {3344#false} is VALID [2020-07-11 01:10:20,679 INFO L280 TraceCheckUtils]: 85: Hoare triple {3344#false} havoc #t~ret14; {3344#false} is VALID [2020-07-11 01:10:20,679 INFO L280 TraceCheckUtils]: 86: Hoare triple {3344#false} assume !false; {3344#false} is VALID [2020-07-11 01:10:20,690 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-07-11 01:10:20,691 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1506984817] [2020-07-11 01:10:20,691 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-11 01:10:20,691 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-11 01:10:20,692 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726665440] [2020-07-11 01:10:20,692 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 87 [2020-07-11 01:10:20,693 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-11 01:10:20,693 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-11 01:10:20,764 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:20,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-11 01:10:20,764 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-11 01:10:20,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-11 01:10:20,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-07-11 01:10:20,765 INFO L87 Difference]: Start difference. First operand 95 states and 100 transitions. Second operand 9 states. [2020-07-11 01:10:22,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:22,202 INFO L93 Difference]: Finished difference Result 165 states and 177 transitions. [2020-07-11 01:10:22,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-11 01:10:22,203 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 87 [2020-07-11 01:10:22,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-11 01:10:22,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-11 01:10:22,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 169 transitions. [2020-07-11 01:10:22,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-11 01:10:22,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 169 transitions. [2020-07-11 01:10:22,215 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 169 transitions. [2020-07-11 01:10:22,434 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 169 edges. 169 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:22,438 INFO L225 Difference]: With dead ends: 165 [2020-07-11 01:10:22,438 INFO L226 Difference]: Without dead ends: 119 [2020-07-11 01:10:22,439 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2020-07-11 01:10:22,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-11 01:10:22,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 101. [2020-07-11 01:10:22,639 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-11 01:10:22,640 INFO L82 GeneralOperation]: Start isEquivalent. First operand 119 states. Second operand 101 states. [2020-07-11 01:10:22,640 INFO L74 IsIncluded]: Start isIncluded. First operand 119 states. Second operand 101 states. [2020-07-11 01:10:22,640 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 101 states. [2020-07-11 01:10:22,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:22,644 INFO L93 Difference]: Finished difference Result 119 states and 127 transitions. [2020-07-11 01:10:22,644 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 127 transitions. [2020-07-11 01:10:22,645 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:22,645 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:22,645 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 119 states. [2020-07-11 01:10:22,645 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 119 states. [2020-07-11 01:10:22,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:22,650 INFO L93 Difference]: Finished difference Result 119 states and 127 transitions. [2020-07-11 01:10:22,650 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 127 transitions. [2020-07-11 01:10:22,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:22,651 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:22,651 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-11 01:10:22,651 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-11 01:10:22,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-07-11 01:10:22,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 108 transitions. [2020-07-11 01:10:22,655 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 108 transitions. Word has length 87 [2020-07-11 01:10:22,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-11 01:10:22,655 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 108 transitions. [2020-07-11 01:10:22,655 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-11 01:10:22,655 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 101 states and 108 transitions. [2020-07-11 01:10:22,821 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 108 edges. 108 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:22,822 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 108 transitions. [2020-07-11 01:10:22,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-07-11 01:10:22,823 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 01:10:22,823 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] [2020-07-11 01:10:22,823 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-11 01:10:22,823 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 01:10:22,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 01:10:22,824 INFO L82 PathProgramCache]: Analyzing trace with hash 1526680859, now seen corresponding path program 1 times [2020-07-11 01:10:22,824 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 01:10:22,824 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1969523254] [2020-07-11 01:10:22,824 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 01:10:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:22,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:22,922 INFO L280 TraceCheckUtils]: 0: Hoare triple {4294#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {4218#true} is VALID [2020-07-11 01:10:22,923 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} #valid := #valid[0 := 0]; {4218#true} is VALID [2020-07-11 01:10:22,923 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} assume 0 < #StackHeapBarrier; {4218#true} is VALID [2020-07-11 01:10:22,923 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-11 01:10:22,923 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4218#true} {4218#true} #194#return; {4218#true} is VALID [2020-07-11 01:10:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:22,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:22,979 INFO L280 TraceCheckUtils]: 0: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-11 01:10:22,980 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-11 01:10:22,980 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-11 01:10:22,980 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-11 01:10:22,980 INFO L280 TraceCheckUtils]: 4: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-11 01:10:22,980 INFO L280 TraceCheckUtils]: 5: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-11 01:10:22,981 INFO L280 TraceCheckUtils]: 6: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-11 01:10:22,981 INFO L280 TraceCheckUtils]: 7: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-11 01:10:22,981 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-11 01:10:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:22,992 INFO L280 TraceCheckUtils]: 0: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-11 01:10:22,992 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-11 01:10:22,992 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-11 01:10:22,993 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-11 01:10:22,993 INFO L280 TraceCheckUtils]: 4: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-11 01:10:22,993 INFO L280 TraceCheckUtils]: 5: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-11 01:10:22,993 INFO L280 TraceCheckUtils]: 6: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-11 01:10:22,993 INFO L280 TraceCheckUtils]: 7: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-11 01:10:22,994 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-11 01:10:22,994 INFO L280 TraceCheckUtils]: 0: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {4218#true} is VALID [2020-07-11 01:10:22,994 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} ~data := #in~data; {4218#true} is VALID [2020-07-11 01:10:22,994 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := 0, 0; {4218#true} is VALID [2020-07-11 01:10:22,995 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume !!(~len > 0); {4218#true} is VALID [2020-07-11 01:10:22,996 INFO L263 TraceCheckUtils]: 4: Hoare triple {4218#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:22,996 INFO L280 TraceCheckUtils]: 5: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-11 01:10:22,996 INFO L280 TraceCheckUtils]: 6: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-11 01:10:22,996 INFO L280 TraceCheckUtils]: 7: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-11 01:10:22,997 INFO L280 TraceCheckUtils]: 8: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-11 01:10:22,997 INFO L280 TraceCheckUtils]: 9: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-11 01:10:22,997 INFO L280 TraceCheckUtils]: 10: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-11 01:10:22,997 INFO L280 TraceCheckUtils]: 11: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-11 01:10:22,998 INFO L280 TraceCheckUtils]: 12: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-11 01:10:22,998 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-11 01:10:22,998 INFO L280 TraceCheckUtils]: 14: Hoare triple {4218#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-11 01:10:22,998 INFO L280 TraceCheckUtils]: 15: Hoare triple {4218#true} havoc #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-11 01:10:22,998 INFO L280 TraceCheckUtils]: 16: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {4218#true} is VALID [2020-07-11 01:10:22,998 INFO L280 TraceCheckUtils]: 17: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4218#true} is VALID [2020-07-11 01:10:22,999 INFO L280 TraceCheckUtils]: 18: Hoare triple {4218#true} #t~post3 := ~len; {4218#true} is VALID [2020-07-11 01:10:22,999 INFO L280 TraceCheckUtils]: 19: Hoare triple {4218#true} ~len := #t~post3 - 1; {4218#true} is VALID [2020-07-11 01:10:22,999 INFO L280 TraceCheckUtils]: 20: Hoare triple {4218#true} havoc #t~post3; {4218#true} is VALID [2020-07-11 01:10:22,999 INFO L280 TraceCheckUtils]: 21: Hoare triple {4218#true} assume !!(~len > 0); {4218#true} is VALID [2020-07-11 01:10:23,000 INFO L263 TraceCheckUtils]: 22: Hoare triple {4218#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:23,001 INFO L280 TraceCheckUtils]: 23: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-11 01:10:23,001 INFO L280 TraceCheckUtils]: 24: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-11 01:10:23,001 INFO L280 TraceCheckUtils]: 25: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-11 01:10:23,001 INFO L280 TraceCheckUtils]: 26: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-11 01:10:23,001 INFO L280 TraceCheckUtils]: 27: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-11 01:10:23,002 INFO L280 TraceCheckUtils]: 28: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-11 01:10:23,002 INFO L280 TraceCheckUtils]: 29: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-11 01:10:23,002 INFO L280 TraceCheckUtils]: 30: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-11 01:10:23,002 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-11 01:10:23,002 INFO L280 TraceCheckUtils]: 32: Hoare triple {4218#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-11 01:10:23,003 INFO L280 TraceCheckUtils]: 33: Hoare triple {4218#true} havoc #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-11 01:10:23,003 INFO L280 TraceCheckUtils]: 34: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {4218#true} is VALID [2020-07-11 01:10:23,003 INFO L280 TraceCheckUtils]: 35: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4218#true} is VALID [2020-07-11 01:10:23,003 INFO L280 TraceCheckUtils]: 36: Hoare triple {4218#true} #t~post3 := ~len; {4218#true} is VALID [2020-07-11 01:10:23,003 INFO L280 TraceCheckUtils]: 37: Hoare triple {4218#true} ~len := #t~post3 - 1; {4218#true} is VALID [2020-07-11 01:10:23,004 INFO L280 TraceCheckUtils]: 38: Hoare triple {4218#true} havoc #t~post3; {4218#true} is VALID [2020-07-11 01:10:23,004 INFO L280 TraceCheckUtils]: 39: Hoare triple {4218#true} assume !(~len > 0); {4218#true} is VALID [2020-07-11 01:10:23,004 INFO L280 TraceCheckUtils]: 40: Hoare triple {4218#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {4218#true} is VALID [2020-07-11 01:10:23,004 INFO L280 TraceCheckUtils]: 41: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-11 01:10:23,005 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {4218#true} {4225#(<= 2 main_~len~0)} #186#return; {4225#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:23,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:23,030 INFO L280 TraceCheckUtils]: 0: Hoare triple {4314#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4218#true} is VALID [2020-07-11 01:10:23,030 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} ~data := #in~data; {4218#true} is VALID [2020-07-11 01:10:23,030 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} ~index := #in~index; {4218#true} is VALID [2020-07-11 01:10:23,031 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume !!(~index > 0); {4218#true} is VALID [2020-07-11 01:10:23,031 INFO L280 TraceCheckUtils]: 4: Hoare triple {4218#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {4218#true} is VALID [2020-07-11 01:10:23,031 INFO L280 TraceCheckUtils]: 5: Hoare triple {4218#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {4218#true} is VALID [2020-07-11 01:10:23,031 INFO L280 TraceCheckUtils]: 6: Hoare triple {4218#true} havoc #t~mem9.base, #t~mem9.offset; {4218#true} is VALID [2020-07-11 01:10:23,031 INFO L280 TraceCheckUtils]: 7: Hoare triple {4218#true} #t~post10 := ~index; {4218#true} is VALID [2020-07-11 01:10:23,032 INFO L280 TraceCheckUtils]: 8: Hoare triple {4218#true} ~index := #t~post10 - 1; {4218#true} is VALID [2020-07-11 01:10:23,032 INFO L280 TraceCheckUtils]: 9: Hoare triple {4218#true} havoc #t~post10; {4218#true} is VALID [2020-07-11 01:10:23,032 INFO L280 TraceCheckUtils]: 10: Hoare triple {4218#true} assume !(~index > 0); {4218#true} is VALID [2020-07-11 01:10:23,032 INFO L280 TraceCheckUtils]: 11: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {4218#true} is VALID [2020-07-11 01:10:23,032 INFO L280 TraceCheckUtils]: 12: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-11 01:10:23,033 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {4218#true} {4269#(<= 1 main_~i~0)} #188#return; {4269#(<= 1 main_~i~0)} is VALID [2020-07-11 01:10:23,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:23,038 INFO L280 TraceCheckUtils]: 0: Hoare triple {4218#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4218#true} is VALID [2020-07-11 01:10:23,038 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} ~index := #in~index; {4218#true} is VALID [2020-07-11 01:10:23,038 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} assume !(~index > 0); {4218#true} is VALID [2020-07-11 01:10:23,039 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {4218#true} is VALID [2020-07-11 01:10:23,039 INFO L280 TraceCheckUtils]: 4: Hoare triple {4218#true} #res := #t~mem8; {4218#true} is VALID [2020-07-11 01:10:23,039 INFO L280 TraceCheckUtils]: 5: Hoare triple {4218#true} havoc #t~mem8; {4218#true} is VALID [2020-07-11 01:10:23,039 INFO L280 TraceCheckUtils]: 6: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-11 01:10:23,039 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {4218#true} {4219#false} #190#return; {4219#false} is VALID [2020-07-11 01:10:23,040 INFO L263 TraceCheckUtils]: 0: Hoare triple {4218#true} call ULTIMATE.init(); {4294#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-11 01:10:23,040 INFO L280 TraceCheckUtils]: 1: Hoare triple {4294#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {4218#true} is VALID [2020-07-11 01:10:23,041 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} #valid := #valid[0 := 0]; {4218#true} is VALID [2020-07-11 01:10:23,041 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume 0 < #StackHeapBarrier; {4218#true} is VALID [2020-07-11 01:10:23,041 INFO L280 TraceCheckUtils]: 4: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-11 01:10:23,041 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4218#true} {4218#true} #194#return; {4218#true} is VALID [2020-07-11 01:10:23,041 INFO L263 TraceCheckUtils]: 6: Hoare triple {4218#true} call #t~ret15 := main(); {4218#true} is VALID [2020-07-11 01:10:23,042 INFO L280 TraceCheckUtils]: 7: Hoare triple {4218#true} ~len~0 := 2; {4225#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:23,042 INFO L280 TraceCheckUtils]: 8: Hoare triple {4225#(<= 2 main_~len~0)} ~data~0 := 1; {4225#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:23,044 INFO L263 TraceCheckUtils]: 9: Hoare triple {4225#(<= 2 main_~len~0)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:23,044 INFO L280 TraceCheckUtils]: 10: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {4218#true} is VALID [2020-07-11 01:10:23,044 INFO L280 TraceCheckUtils]: 11: Hoare triple {4218#true} ~data := #in~data; {4218#true} is VALID [2020-07-11 01:10:23,044 INFO L280 TraceCheckUtils]: 12: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := 0, 0; {4218#true} is VALID [2020-07-11 01:10:23,044 INFO L280 TraceCheckUtils]: 13: Hoare triple {4218#true} assume !!(~len > 0); {4218#true} is VALID [2020-07-11 01:10:23,046 INFO L263 TraceCheckUtils]: 14: Hoare triple {4218#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:23,046 INFO L280 TraceCheckUtils]: 15: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-11 01:10:23,046 INFO L280 TraceCheckUtils]: 16: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-11 01:10:23,046 INFO L280 TraceCheckUtils]: 17: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-11 01:10:23,046 INFO L280 TraceCheckUtils]: 18: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-11 01:10:23,047 INFO L280 TraceCheckUtils]: 19: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-11 01:10:23,047 INFO L280 TraceCheckUtils]: 20: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-11 01:10:23,047 INFO L280 TraceCheckUtils]: 21: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-11 01:10:23,047 INFO L280 TraceCheckUtils]: 22: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-11 01:10:23,047 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-11 01:10:23,047 INFO L280 TraceCheckUtils]: 24: Hoare triple {4218#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-11 01:10:23,048 INFO L280 TraceCheckUtils]: 25: Hoare triple {4218#true} havoc #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-11 01:10:23,048 INFO L280 TraceCheckUtils]: 26: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {4218#true} is VALID [2020-07-11 01:10:23,048 INFO L280 TraceCheckUtils]: 27: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4218#true} is VALID [2020-07-11 01:10:23,048 INFO L280 TraceCheckUtils]: 28: Hoare triple {4218#true} #t~post3 := ~len; {4218#true} is VALID [2020-07-11 01:10:23,048 INFO L280 TraceCheckUtils]: 29: Hoare triple {4218#true} ~len := #t~post3 - 1; {4218#true} is VALID [2020-07-11 01:10:23,049 INFO L280 TraceCheckUtils]: 30: Hoare triple {4218#true} havoc #t~post3; {4218#true} is VALID [2020-07-11 01:10:23,049 INFO L280 TraceCheckUtils]: 31: Hoare triple {4218#true} assume !!(~len > 0); {4218#true} is VALID [2020-07-11 01:10:23,050 INFO L263 TraceCheckUtils]: 32: Hoare triple {4218#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:23,050 INFO L280 TraceCheckUtils]: 33: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-11 01:10:23,050 INFO L280 TraceCheckUtils]: 34: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-11 01:10:23,051 INFO L280 TraceCheckUtils]: 35: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-11 01:10:23,051 INFO L280 TraceCheckUtils]: 36: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-11 01:10:23,051 INFO L280 TraceCheckUtils]: 37: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-11 01:10:23,051 INFO L280 TraceCheckUtils]: 38: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-11 01:10:23,051 INFO L280 TraceCheckUtils]: 39: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-11 01:10:23,052 INFO L280 TraceCheckUtils]: 40: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-11 01:10:23,052 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-11 01:10:23,052 INFO L280 TraceCheckUtils]: 42: Hoare triple {4218#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-11 01:10:23,052 INFO L280 TraceCheckUtils]: 43: Hoare triple {4218#true} havoc #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-11 01:10:23,052 INFO L280 TraceCheckUtils]: 44: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {4218#true} is VALID [2020-07-11 01:10:23,052 INFO L280 TraceCheckUtils]: 45: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4218#true} is VALID [2020-07-11 01:10:23,053 INFO L280 TraceCheckUtils]: 46: Hoare triple {4218#true} #t~post3 := ~len; {4218#true} is VALID [2020-07-11 01:10:23,053 INFO L280 TraceCheckUtils]: 47: Hoare triple {4218#true} ~len := #t~post3 - 1; {4218#true} is VALID [2020-07-11 01:10:23,053 INFO L280 TraceCheckUtils]: 48: Hoare triple {4218#true} havoc #t~post3; {4218#true} is VALID [2020-07-11 01:10:23,053 INFO L280 TraceCheckUtils]: 49: Hoare triple {4218#true} assume !(~len > 0); {4218#true} is VALID [2020-07-11 01:10:23,053 INFO L280 TraceCheckUtils]: 50: Hoare triple {4218#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {4218#true} is VALID [2020-07-11 01:10:23,053 INFO L280 TraceCheckUtils]: 51: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-11 01:10:23,054 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {4218#true} {4225#(<= 2 main_~len~0)} #186#return; {4225#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:23,055 INFO L280 TraceCheckUtils]: 53: Hoare triple {4225#(<= 2 main_~len~0)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {4225#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:23,055 INFO L280 TraceCheckUtils]: 54: Hoare triple {4225#(<= 2 main_~len~0)} havoc #t~ret11.base, #t~ret11.offset; {4225#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:23,056 INFO L280 TraceCheckUtils]: 55: Hoare triple {4225#(<= 2 main_~len~0)} havoc ~i~0; {4225#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:23,057 INFO L280 TraceCheckUtils]: 56: Hoare triple {4225#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {4269#(<= 1 main_~i~0)} is VALID [2020-07-11 01:10:23,057 INFO L280 TraceCheckUtils]: 57: Hoare triple {4269#(<= 1 main_~i~0)} assume !!(~i~0 >= 0); {4269#(<= 1 main_~i~0)} is VALID [2020-07-11 01:10:23,058 INFO L280 TraceCheckUtils]: 58: Hoare triple {4269#(<= 1 main_~i~0)} ~new_data~0 := ~i~0 + ~len~0; {4269#(<= 1 main_~i~0)} is VALID [2020-07-11 01:10:23,059 INFO L263 TraceCheckUtils]: 59: Hoare triple {4269#(<= 1 main_~i~0)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {4314#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:23,059 INFO L280 TraceCheckUtils]: 60: Hoare triple {4314#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4218#true} is VALID [2020-07-11 01:10:23,060 INFO L280 TraceCheckUtils]: 61: Hoare triple {4218#true} ~data := #in~data; {4218#true} is VALID [2020-07-11 01:10:23,060 INFO L280 TraceCheckUtils]: 62: Hoare triple {4218#true} ~index := #in~index; {4218#true} is VALID [2020-07-11 01:10:23,060 INFO L280 TraceCheckUtils]: 63: Hoare triple {4218#true} assume !!(~index > 0); {4218#true} is VALID [2020-07-11 01:10:23,060 INFO L280 TraceCheckUtils]: 64: Hoare triple {4218#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {4218#true} is VALID [2020-07-11 01:10:23,060 INFO L280 TraceCheckUtils]: 65: Hoare triple {4218#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {4218#true} is VALID [2020-07-11 01:10:23,061 INFO L280 TraceCheckUtils]: 66: Hoare triple {4218#true} havoc #t~mem9.base, #t~mem9.offset; {4218#true} is VALID [2020-07-11 01:10:23,061 INFO L280 TraceCheckUtils]: 67: Hoare triple {4218#true} #t~post10 := ~index; {4218#true} is VALID [2020-07-11 01:10:23,061 INFO L280 TraceCheckUtils]: 68: Hoare triple {4218#true} ~index := #t~post10 - 1; {4218#true} is VALID [2020-07-11 01:10:23,061 INFO L280 TraceCheckUtils]: 69: Hoare triple {4218#true} havoc #t~post10; {4218#true} is VALID [2020-07-11 01:10:23,061 INFO L280 TraceCheckUtils]: 70: Hoare triple {4218#true} assume !(~index > 0); {4218#true} is VALID [2020-07-11 01:10:23,061 INFO L280 TraceCheckUtils]: 71: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {4218#true} is VALID [2020-07-11 01:10:23,062 INFO L280 TraceCheckUtils]: 72: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-11 01:10:23,063 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {4218#true} {4269#(<= 1 main_~i~0)} #188#return; {4269#(<= 1 main_~i~0)} is VALID [2020-07-11 01:10:23,063 INFO L280 TraceCheckUtils]: 74: Hoare triple {4269#(<= 1 main_~i~0)} #t~post12 := ~i~0; {4284#(<= 1 |main_#t~post12|)} is VALID [2020-07-11 01:10:23,064 INFO L280 TraceCheckUtils]: 75: Hoare triple {4284#(<= 1 |main_#t~post12|)} ~i~0 := #t~post12 - 1; {4285#(<= 0 main_~i~0)} is VALID [2020-07-11 01:10:23,065 INFO L280 TraceCheckUtils]: 76: Hoare triple {4285#(<= 0 main_~i~0)} havoc #t~post12; {4285#(<= 0 main_~i~0)} is VALID [2020-07-11 01:10:23,065 INFO L280 TraceCheckUtils]: 77: Hoare triple {4285#(<= 0 main_~i~0)} assume !(~i~0 >= 0); {4219#false} is VALID [2020-07-11 01:10:23,065 INFO L280 TraceCheckUtils]: 78: Hoare triple {4219#false} ~i~0 := ~len~0 - 1; {4219#false} is VALID [2020-07-11 01:10:23,065 INFO L280 TraceCheckUtils]: 79: Hoare triple {4219#false} assume !!(~i~0 >= 0); {4219#false} is VALID [2020-07-11 01:10:23,066 INFO L280 TraceCheckUtils]: 80: Hoare triple {4219#false} ~expected~0 := ~i~0 + ~len~0; {4219#false} is VALID [2020-07-11 01:10:23,066 INFO L263 TraceCheckUtils]: 81: Hoare triple {4219#false} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {4218#true} is VALID [2020-07-11 01:10:23,066 INFO L280 TraceCheckUtils]: 82: Hoare triple {4218#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4218#true} is VALID [2020-07-11 01:10:23,066 INFO L280 TraceCheckUtils]: 83: Hoare triple {4218#true} ~index := #in~index; {4218#true} is VALID [2020-07-11 01:10:23,066 INFO L280 TraceCheckUtils]: 84: Hoare triple {4218#true} assume !(~index > 0); {4218#true} is VALID [2020-07-11 01:10:23,067 INFO L280 TraceCheckUtils]: 85: Hoare triple {4218#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {4218#true} is VALID [2020-07-11 01:10:23,067 INFO L280 TraceCheckUtils]: 86: Hoare triple {4218#true} #res := #t~mem8; {4218#true} is VALID [2020-07-11 01:10:23,067 INFO L280 TraceCheckUtils]: 87: Hoare triple {4218#true} havoc #t~mem8; {4218#true} is VALID [2020-07-11 01:10:23,067 INFO L280 TraceCheckUtils]: 88: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-11 01:10:23,067 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {4218#true} {4219#false} #190#return; {4219#false} is VALID [2020-07-11 01:10:23,068 INFO L280 TraceCheckUtils]: 90: Hoare triple {4219#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {4219#false} is VALID [2020-07-11 01:10:23,068 INFO L280 TraceCheckUtils]: 91: Hoare triple {4219#false} assume ~expected~0 != #t~ret14; {4219#false} is VALID [2020-07-11 01:10:23,068 INFO L280 TraceCheckUtils]: 92: Hoare triple {4219#false} havoc #t~ret14; {4219#false} is VALID [2020-07-11 01:10:23,068 INFO L280 TraceCheckUtils]: 93: Hoare triple {4219#false} assume !false; {4219#false} is VALID [2020-07-11 01:10:23,075 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-07-11 01:10:23,076 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1969523254] [2020-07-11 01:10:23,076 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-11 01:10:23,076 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-07-11 01:10:23,076 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837634671] [2020-07-11 01:10:23,077 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-07-11 01:10:23,077 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-11 01:10:23,078 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-11 01:10:23,154 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:23,154 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-11 01:10:23,154 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-11 01:10:23,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-11 01:10:23,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-11 01:10:23,155 INFO L87 Difference]: Start difference. First operand 101 states and 108 transitions. Second operand 9 states. [2020-07-11 01:10:24,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:24,594 INFO L93 Difference]: Finished difference Result 143 states and 153 transitions. [2020-07-11 01:10:24,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-11 01:10:24,594 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-07-11 01:10:24,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-11 01:10:24,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-11 01:10:24,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 140 transitions. [2020-07-11 01:10:24,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-11 01:10:24,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 140 transitions. [2020-07-11 01:10:24,600 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 140 transitions. [2020-07-11 01:10:24,771 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 140 edges. 140 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:24,775 INFO L225 Difference]: With dead ends: 143 [2020-07-11 01:10:24,775 INFO L226 Difference]: Without dead ends: 116 [2020-07-11 01:10:24,776 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2020-07-11 01:10:24,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-07-11 01:10:24,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 105. [2020-07-11 01:10:24,969 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-11 01:10:24,969 INFO L82 GeneralOperation]: Start isEquivalent. First operand 116 states. Second operand 105 states. [2020-07-11 01:10:24,970 INFO L74 IsIncluded]: Start isIncluded. First operand 116 states. Second operand 105 states. [2020-07-11 01:10:24,970 INFO L87 Difference]: Start difference. First operand 116 states. Second operand 105 states. [2020-07-11 01:10:24,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:24,975 INFO L93 Difference]: Finished difference Result 116 states and 124 transitions. [2020-07-11 01:10:24,975 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 124 transitions. [2020-07-11 01:10:24,976 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:24,976 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:24,976 INFO L74 IsIncluded]: Start isIncluded. First operand 105 states. Second operand 116 states. [2020-07-11 01:10:24,977 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 116 states. [2020-07-11 01:10:24,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:24,981 INFO L93 Difference]: Finished difference Result 116 states and 124 transitions. [2020-07-11 01:10:24,981 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 124 transitions. [2020-07-11 01:10:24,982 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:24,982 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:24,982 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-11 01:10:24,982 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-11 01:10:24,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-07-11 01:10:24,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 112 transitions. [2020-07-11 01:10:24,986 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 112 transitions. Word has length 94 [2020-07-11 01:10:24,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-11 01:10:24,986 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 112 transitions. [2020-07-11 01:10:24,987 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-11 01:10:24,987 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 105 states and 112 transitions. [2020-07-11 01:10:25,154 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 112 edges. 112 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:25,155 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 112 transitions. [2020-07-11 01:10:25,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-07-11 01:10:25,156 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 01:10:25,157 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] [2020-07-11 01:10:25,157 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-11 01:10:25,158 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 01:10:25,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 01:10:25,158 INFO L82 PathProgramCache]: Analyzing trace with hash 70810465, now seen corresponding path program 2 times [2020-07-11 01:10:25,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 01:10:25,159 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1096676358] [2020-07-11 01:10:25,159 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 01:10:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:25,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:25,264 INFO L280 TraceCheckUtils]: 0: Hoare triple {5139#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {5058#true} is VALID [2020-07-11 01:10:25,264 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} #valid := #valid[0 := 0]; {5058#true} is VALID [2020-07-11 01:10:25,265 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} assume 0 < #StackHeapBarrier; {5058#true} is VALID [2020-07-11 01:10:25,265 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-11 01:10:25,265 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {5058#true} {5058#true} #194#return; {5058#true} is VALID [2020-07-11 01:10:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:25,312 INFO L280 TraceCheckUtils]: 0: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-11 01:10:25,312 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-11 01:10:25,313 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-11 01:10:25,313 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-11 01:10:25,313 INFO L280 TraceCheckUtils]: 4: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-11 01:10:25,313 INFO L280 TraceCheckUtils]: 5: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-11 01:10:25,313 INFO L280 TraceCheckUtils]: 6: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-11 01:10:25,314 INFO L280 TraceCheckUtils]: 7: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-11 01:10:25,314 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-11 01:10:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:25,320 INFO L280 TraceCheckUtils]: 0: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-11 01:10:25,321 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-11 01:10:25,321 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-11 01:10:25,321 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-11 01:10:25,322 INFO L280 TraceCheckUtils]: 4: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-11 01:10:25,322 INFO L280 TraceCheckUtils]: 5: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-11 01:10:25,322 INFO L280 TraceCheckUtils]: 6: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-11 01:10:25,323 INFO L280 TraceCheckUtils]: 7: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-11 01:10:25,323 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-11 01:10:25,323 INFO L280 TraceCheckUtils]: 0: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {5058#true} is VALID [2020-07-11 01:10:25,324 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-11 01:10:25,344 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := 0, 0; {5058#true} is VALID [2020-07-11 01:10:25,344 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume !!(~len > 0); {5058#true} is VALID [2020-07-11 01:10:25,346 INFO L263 TraceCheckUtils]: 4: Hoare triple {5058#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:25,347 INFO L280 TraceCheckUtils]: 5: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-11 01:10:25,347 INFO L280 TraceCheckUtils]: 6: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-11 01:10:25,347 INFO L280 TraceCheckUtils]: 7: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-11 01:10:25,347 INFO L280 TraceCheckUtils]: 8: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-11 01:10:25,347 INFO L280 TraceCheckUtils]: 9: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-11 01:10:25,348 INFO L280 TraceCheckUtils]: 10: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-11 01:10:25,348 INFO L280 TraceCheckUtils]: 11: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-11 01:10:25,348 INFO L280 TraceCheckUtils]: 12: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-11 01:10:25,348 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-11 01:10:25,349 INFO L280 TraceCheckUtils]: 14: Hoare triple {5058#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-11 01:10:25,349 INFO L280 TraceCheckUtils]: 15: Hoare triple {5058#true} havoc #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-11 01:10:25,349 INFO L280 TraceCheckUtils]: 16: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {5058#true} is VALID [2020-07-11 01:10:25,349 INFO L280 TraceCheckUtils]: 17: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5058#true} is VALID [2020-07-11 01:10:25,350 INFO L280 TraceCheckUtils]: 18: Hoare triple {5058#true} #t~post3 := ~len; {5058#true} is VALID [2020-07-11 01:10:25,350 INFO L280 TraceCheckUtils]: 19: Hoare triple {5058#true} ~len := #t~post3 - 1; {5058#true} is VALID [2020-07-11 01:10:25,350 INFO L280 TraceCheckUtils]: 20: Hoare triple {5058#true} havoc #t~post3; {5058#true} is VALID [2020-07-11 01:10:25,350 INFO L280 TraceCheckUtils]: 21: Hoare triple {5058#true} assume !!(~len > 0); {5058#true} is VALID [2020-07-11 01:10:25,351 INFO L263 TraceCheckUtils]: 22: Hoare triple {5058#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:25,352 INFO L280 TraceCheckUtils]: 23: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-11 01:10:25,352 INFO L280 TraceCheckUtils]: 24: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-11 01:10:25,352 INFO L280 TraceCheckUtils]: 25: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-11 01:10:25,352 INFO L280 TraceCheckUtils]: 26: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-11 01:10:25,352 INFO L280 TraceCheckUtils]: 27: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-11 01:10:25,353 INFO L280 TraceCheckUtils]: 28: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-11 01:10:25,353 INFO L280 TraceCheckUtils]: 29: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-11 01:10:25,353 INFO L280 TraceCheckUtils]: 30: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-11 01:10:25,353 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-11 01:10:25,354 INFO L280 TraceCheckUtils]: 32: Hoare triple {5058#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-11 01:10:25,354 INFO L280 TraceCheckUtils]: 33: Hoare triple {5058#true} havoc #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-11 01:10:25,354 INFO L280 TraceCheckUtils]: 34: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {5058#true} is VALID [2020-07-11 01:10:25,354 INFO L280 TraceCheckUtils]: 35: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5058#true} is VALID [2020-07-11 01:10:25,355 INFO L280 TraceCheckUtils]: 36: Hoare triple {5058#true} #t~post3 := ~len; {5058#true} is VALID [2020-07-11 01:10:25,355 INFO L280 TraceCheckUtils]: 37: Hoare triple {5058#true} ~len := #t~post3 - 1; {5058#true} is VALID [2020-07-11 01:10:25,355 INFO L280 TraceCheckUtils]: 38: Hoare triple {5058#true} havoc #t~post3; {5058#true} is VALID [2020-07-11 01:10:25,355 INFO L280 TraceCheckUtils]: 39: Hoare triple {5058#true} assume !(~len > 0); {5058#true} is VALID [2020-07-11 01:10:25,355 INFO L280 TraceCheckUtils]: 40: Hoare triple {5058#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {5058#true} is VALID [2020-07-11 01:10:25,356 INFO L280 TraceCheckUtils]: 41: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-11 01:10:25,357 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #186#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:25,378 INFO L280 TraceCheckUtils]: 0: Hoare triple {5159#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5058#true} is VALID [2020-07-11 01:10:25,378 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-11 01:10:25,379 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} ~index := #in~index; {5058#true} is VALID [2020-07-11 01:10:25,379 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume !!(~index > 0); {5058#true} is VALID [2020-07-11 01:10:25,379 INFO L280 TraceCheckUtils]: 4: Hoare triple {5058#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {5058#true} is VALID [2020-07-11 01:10:25,379 INFO L280 TraceCheckUtils]: 5: Hoare triple {5058#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {5058#true} is VALID [2020-07-11 01:10:25,379 INFO L280 TraceCheckUtils]: 6: Hoare triple {5058#true} havoc #t~mem9.base, #t~mem9.offset; {5058#true} is VALID [2020-07-11 01:10:25,380 INFO L280 TraceCheckUtils]: 7: Hoare triple {5058#true} #t~post10 := ~index; {5058#true} is VALID [2020-07-11 01:10:25,380 INFO L280 TraceCheckUtils]: 8: Hoare triple {5058#true} ~index := #t~post10 - 1; {5058#true} is VALID [2020-07-11 01:10:25,380 INFO L280 TraceCheckUtils]: 9: Hoare triple {5058#true} havoc #t~post10; {5058#true} is VALID [2020-07-11 01:10:25,380 INFO L280 TraceCheckUtils]: 10: Hoare triple {5058#true} assume !(~index > 0); {5058#true} is VALID [2020-07-11 01:10:25,380 INFO L280 TraceCheckUtils]: 11: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {5058#true} is VALID [2020-07-11 01:10:25,381 INFO L280 TraceCheckUtils]: 12: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-11 01:10:25,382 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #188#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:25,389 INFO L280 TraceCheckUtils]: 0: Hoare triple {5159#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5058#true} is VALID [2020-07-11 01:10:25,389 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-11 01:10:25,390 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} ~index := #in~index; {5058#true} is VALID [2020-07-11 01:10:25,390 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume !(~index > 0); {5058#true} is VALID [2020-07-11 01:10:25,390 INFO L280 TraceCheckUtils]: 4: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {5058#true} is VALID [2020-07-11 01:10:25,390 INFO L280 TraceCheckUtils]: 5: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-11 01:10:25,391 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #188#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:25,419 INFO L280 TraceCheckUtils]: 0: Hoare triple {5058#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5058#true} is VALID [2020-07-11 01:10:25,420 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} ~index := #in~index; {5160#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-11 01:10:25,421 INFO L280 TraceCheckUtils]: 2: Hoare triple {5160#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} assume !(~index > 0); {5161#(<= |sll_get_data_at_#in~index| 0)} is VALID [2020-07-11 01:10:25,421 INFO L280 TraceCheckUtils]: 3: Hoare triple {5161#(<= |sll_get_data_at_#in~index| 0)} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {5161#(<= |sll_get_data_at_#in~index| 0)} is VALID [2020-07-11 01:10:25,422 INFO L280 TraceCheckUtils]: 4: Hoare triple {5161#(<= |sll_get_data_at_#in~index| 0)} #res := #t~mem8; {5161#(<= |sll_get_data_at_#in~index| 0)} is VALID [2020-07-11 01:10:25,422 INFO L280 TraceCheckUtils]: 5: Hoare triple {5161#(<= |sll_get_data_at_#in~index| 0)} havoc #t~mem8; {5161#(<= |sll_get_data_at_#in~index| 0)} is VALID [2020-07-11 01:10:25,423 INFO L280 TraceCheckUtils]: 6: Hoare triple {5161#(<= |sll_get_data_at_#in~index| 0)} assume true; {5161#(<= |sll_get_data_at_#in~index| 0)} is VALID [2020-07-11 01:10:25,424 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {5161#(<= |sll_get_data_at_#in~index| 0)} {5130#(<= 1 main_~i~0)} #190#return; {5059#false} is VALID [2020-07-11 01:10:25,425 INFO L263 TraceCheckUtils]: 0: Hoare triple {5058#true} call ULTIMATE.init(); {5139#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-11 01:10:25,425 INFO L280 TraceCheckUtils]: 1: Hoare triple {5139#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {5058#true} is VALID [2020-07-11 01:10:25,425 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} #valid := #valid[0 := 0]; {5058#true} is VALID [2020-07-11 01:10:25,425 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume 0 < #StackHeapBarrier; {5058#true} is VALID [2020-07-11 01:10:25,425 INFO L280 TraceCheckUtils]: 4: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-11 01:10:25,425 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {5058#true} {5058#true} #194#return; {5058#true} is VALID [2020-07-11 01:10:25,426 INFO L263 TraceCheckUtils]: 6: Hoare triple {5058#true} call #t~ret15 := main(); {5058#true} is VALID [2020-07-11 01:10:25,426 INFO L280 TraceCheckUtils]: 7: Hoare triple {5058#true} ~len~0 := 2; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,427 INFO L280 TraceCheckUtils]: 8: Hoare triple {5065#(<= 2 main_~len~0)} ~data~0 := 1; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,428 INFO L263 TraceCheckUtils]: 9: Hoare triple {5065#(<= 2 main_~len~0)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:25,428 INFO L280 TraceCheckUtils]: 10: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {5058#true} is VALID [2020-07-11 01:10:25,429 INFO L280 TraceCheckUtils]: 11: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-11 01:10:25,429 INFO L280 TraceCheckUtils]: 12: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := 0, 0; {5058#true} is VALID [2020-07-11 01:10:25,429 INFO L280 TraceCheckUtils]: 13: Hoare triple {5058#true} assume !!(~len > 0); {5058#true} is VALID [2020-07-11 01:10:25,430 INFO L263 TraceCheckUtils]: 14: Hoare triple {5058#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:25,430 INFO L280 TraceCheckUtils]: 15: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-11 01:10:25,430 INFO L280 TraceCheckUtils]: 16: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-11 01:10:25,430 INFO L280 TraceCheckUtils]: 17: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-11 01:10:25,431 INFO L280 TraceCheckUtils]: 18: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-11 01:10:25,431 INFO L280 TraceCheckUtils]: 19: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-11 01:10:25,431 INFO L280 TraceCheckUtils]: 20: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-11 01:10:25,431 INFO L280 TraceCheckUtils]: 21: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-11 01:10:25,431 INFO L280 TraceCheckUtils]: 22: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-11 01:10:25,431 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-11 01:10:25,432 INFO L280 TraceCheckUtils]: 24: Hoare triple {5058#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-11 01:10:25,432 INFO L280 TraceCheckUtils]: 25: Hoare triple {5058#true} havoc #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-11 01:10:25,432 INFO L280 TraceCheckUtils]: 26: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {5058#true} is VALID [2020-07-11 01:10:25,432 INFO L280 TraceCheckUtils]: 27: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5058#true} is VALID [2020-07-11 01:10:25,432 INFO L280 TraceCheckUtils]: 28: Hoare triple {5058#true} #t~post3 := ~len; {5058#true} is VALID [2020-07-11 01:10:25,433 INFO L280 TraceCheckUtils]: 29: Hoare triple {5058#true} ~len := #t~post3 - 1; {5058#true} is VALID [2020-07-11 01:10:25,433 INFO L280 TraceCheckUtils]: 30: Hoare triple {5058#true} havoc #t~post3; {5058#true} is VALID [2020-07-11 01:10:25,433 INFO L280 TraceCheckUtils]: 31: Hoare triple {5058#true} assume !!(~len > 0); {5058#true} is VALID [2020-07-11 01:10:25,434 INFO L263 TraceCheckUtils]: 32: Hoare triple {5058#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:25,434 INFO L280 TraceCheckUtils]: 33: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-11 01:10:25,434 INFO L280 TraceCheckUtils]: 34: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-11 01:10:25,435 INFO L280 TraceCheckUtils]: 35: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-11 01:10:25,435 INFO L280 TraceCheckUtils]: 36: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-11 01:10:25,435 INFO L280 TraceCheckUtils]: 37: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-11 01:10:25,435 INFO L280 TraceCheckUtils]: 38: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-11 01:10:25,435 INFO L280 TraceCheckUtils]: 39: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-11 01:10:25,435 INFO L280 TraceCheckUtils]: 40: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-11 01:10:25,436 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-11 01:10:25,436 INFO L280 TraceCheckUtils]: 42: Hoare triple {5058#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-11 01:10:25,436 INFO L280 TraceCheckUtils]: 43: Hoare triple {5058#true} havoc #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-11 01:10:25,436 INFO L280 TraceCheckUtils]: 44: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {5058#true} is VALID [2020-07-11 01:10:25,436 INFO L280 TraceCheckUtils]: 45: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5058#true} is VALID [2020-07-11 01:10:25,437 INFO L280 TraceCheckUtils]: 46: Hoare triple {5058#true} #t~post3 := ~len; {5058#true} is VALID [2020-07-11 01:10:25,437 INFO L280 TraceCheckUtils]: 47: Hoare triple {5058#true} ~len := #t~post3 - 1; {5058#true} is VALID [2020-07-11 01:10:25,437 INFO L280 TraceCheckUtils]: 48: Hoare triple {5058#true} havoc #t~post3; {5058#true} is VALID [2020-07-11 01:10:25,437 INFO L280 TraceCheckUtils]: 49: Hoare triple {5058#true} assume !(~len > 0); {5058#true} is VALID [2020-07-11 01:10:25,437 INFO L280 TraceCheckUtils]: 50: Hoare triple {5058#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {5058#true} is VALID [2020-07-11 01:10:25,437 INFO L280 TraceCheckUtils]: 51: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-11 01:10:25,443 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #186#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,444 INFO L280 TraceCheckUtils]: 53: Hoare triple {5065#(<= 2 main_~len~0)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,444 INFO L280 TraceCheckUtils]: 54: Hoare triple {5065#(<= 2 main_~len~0)} havoc #t~ret11.base, #t~ret11.offset; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,444 INFO L280 TraceCheckUtils]: 55: Hoare triple {5065#(<= 2 main_~len~0)} havoc ~i~0; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,445 INFO L280 TraceCheckUtils]: 56: Hoare triple {5065#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,445 INFO L280 TraceCheckUtils]: 57: Hoare triple {5065#(<= 2 main_~len~0)} assume !!(~i~0 >= 0); {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,446 INFO L280 TraceCheckUtils]: 58: Hoare triple {5065#(<= 2 main_~len~0)} ~new_data~0 := ~i~0 + ~len~0; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,447 INFO L263 TraceCheckUtils]: 59: Hoare triple {5065#(<= 2 main_~len~0)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {5159#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:25,447 INFO L280 TraceCheckUtils]: 60: Hoare triple {5159#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5058#true} is VALID [2020-07-11 01:10:25,447 INFO L280 TraceCheckUtils]: 61: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-11 01:10:25,447 INFO L280 TraceCheckUtils]: 62: Hoare triple {5058#true} ~index := #in~index; {5058#true} is VALID [2020-07-11 01:10:25,448 INFO L280 TraceCheckUtils]: 63: Hoare triple {5058#true} assume !!(~index > 0); {5058#true} is VALID [2020-07-11 01:10:25,448 INFO L280 TraceCheckUtils]: 64: Hoare triple {5058#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {5058#true} is VALID [2020-07-11 01:10:25,448 INFO L280 TraceCheckUtils]: 65: Hoare triple {5058#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {5058#true} is VALID [2020-07-11 01:10:25,448 INFO L280 TraceCheckUtils]: 66: Hoare triple {5058#true} havoc #t~mem9.base, #t~mem9.offset; {5058#true} is VALID [2020-07-11 01:10:25,448 INFO L280 TraceCheckUtils]: 67: Hoare triple {5058#true} #t~post10 := ~index; {5058#true} is VALID [2020-07-11 01:10:25,448 INFO L280 TraceCheckUtils]: 68: Hoare triple {5058#true} ~index := #t~post10 - 1; {5058#true} is VALID [2020-07-11 01:10:25,448 INFO L280 TraceCheckUtils]: 69: Hoare triple {5058#true} havoc #t~post10; {5058#true} is VALID [2020-07-11 01:10:25,448 INFO L280 TraceCheckUtils]: 70: Hoare triple {5058#true} assume !(~index > 0); {5058#true} is VALID [2020-07-11 01:10:25,449 INFO L280 TraceCheckUtils]: 71: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {5058#true} is VALID [2020-07-11 01:10:25,449 INFO L280 TraceCheckUtils]: 72: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-11 01:10:25,449 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #188#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,450 INFO L280 TraceCheckUtils]: 74: Hoare triple {5065#(<= 2 main_~len~0)} #t~post12 := ~i~0; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,450 INFO L280 TraceCheckUtils]: 75: Hoare triple {5065#(<= 2 main_~len~0)} ~i~0 := #t~post12 - 1; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,450 INFO L280 TraceCheckUtils]: 76: Hoare triple {5065#(<= 2 main_~len~0)} havoc #t~post12; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,451 INFO L280 TraceCheckUtils]: 77: Hoare triple {5065#(<= 2 main_~len~0)} assume !!(~i~0 >= 0); {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,451 INFO L280 TraceCheckUtils]: 78: Hoare triple {5065#(<= 2 main_~len~0)} ~new_data~0 := ~i~0 + ~len~0; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,452 INFO L263 TraceCheckUtils]: 79: Hoare triple {5065#(<= 2 main_~len~0)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {5159#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:25,452 INFO L280 TraceCheckUtils]: 80: Hoare triple {5159#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5058#true} is VALID [2020-07-11 01:10:25,452 INFO L280 TraceCheckUtils]: 81: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-11 01:10:25,452 INFO L280 TraceCheckUtils]: 82: Hoare triple {5058#true} ~index := #in~index; {5058#true} is VALID [2020-07-11 01:10:25,453 INFO L280 TraceCheckUtils]: 83: Hoare triple {5058#true} assume !(~index > 0); {5058#true} is VALID [2020-07-11 01:10:25,453 INFO L280 TraceCheckUtils]: 84: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {5058#true} is VALID [2020-07-11 01:10:25,453 INFO L280 TraceCheckUtils]: 85: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-11 01:10:25,454 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #188#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,454 INFO L280 TraceCheckUtils]: 87: Hoare triple {5065#(<= 2 main_~len~0)} #t~post12 := ~i~0; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,454 INFO L280 TraceCheckUtils]: 88: Hoare triple {5065#(<= 2 main_~len~0)} ~i~0 := #t~post12 - 1; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,455 INFO L280 TraceCheckUtils]: 89: Hoare triple {5065#(<= 2 main_~len~0)} havoc #t~post12; {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,455 INFO L280 TraceCheckUtils]: 90: Hoare triple {5065#(<= 2 main_~len~0)} assume !(~i~0 >= 0); {5065#(<= 2 main_~len~0)} is VALID [2020-07-11 01:10:25,455 INFO L280 TraceCheckUtils]: 91: Hoare triple {5065#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {5130#(<= 1 main_~i~0)} is VALID [2020-07-11 01:10:25,456 INFO L280 TraceCheckUtils]: 92: Hoare triple {5130#(<= 1 main_~i~0)} assume !!(~i~0 >= 0); {5130#(<= 1 main_~i~0)} is VALID [2020-07-11 01:10:25,456 INFO L280 TraceCheckUtils]: 93: Hoare triple {5130#(<= 1 main_~i~0)} ~expected~0 := ~i~0 + ~len~0; {5130#(<= 1 main_~i~0)} is VALID [2020-07-11 01:10:25,456 INFO L263 TraceCheckUtils]: 94: Hoare triple {5130#(<= 1 main_~i~0)} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {5058#true} is VALID [2020-07-11 01:10:25,457 INFO L280 TraceCheckUtils]: 95: Hoare triple {5058#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5058#true} is VALID [2020-07-11 01:10:25,457 INFO L280 TraceCheckUtils]: 96: Hoare triple {5058#true} ~index := #in~index; {5160#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-11 01:10:25,457 INFO L280 TraceCheckUtils]: 97: Hoare triple {5160#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} assume !(~index > 0); {5161#(<= |sll_get_data_at_#in~index| 0)} is VALID [2020-07-11 01:10:25,458 INFO L280 TraceCheckUtils]: 98: Hoare triple {5161#(<= |sll_get_data_at_#in~index| 0)} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {5161#(<= |sll_get_data_at_#in~index| 0)} is VALID [2020-07-11 01:10:25,458 INFO L280 TraceCheckUtils]: 99: Hoare triple {5161#(<= |sll_get_data_at_#in~index| 0)} #res := #t~mem8; {5161#(<= |sll_get_data_at_#in~index| 0)} is VALID [2020-07-11 01:10:25,464 INFO L280 TraceCheckUtils]: 100: Hoare triple {5161#(<= |sll_get_data_at_#in~index| 0)} havoc #t~mem8; {5161#(<= |sll_get_data_at_#in~index| 0)} is VALID [2020-07-11 01:10:25,464 INFO L280 TraceCheckUtils]: 101: Hoare triple {5161#(<= |sll_get_data_at_#in~index| 0)} assume true; {5161#(<= |sll_get_data_at_#in~index| 0)} is VALID [2020-07-11 01:10:25,465 INFO L275 TraceCheckUtils]: 102: Hoare quadruple {5161#(<= |sll_get_data_at_#in~index| 0)} {5130#(<= 1 main_~i~0)} #190#return; {5059#false} is VALID [2020-07-11 01:10:25,465 INFO L280 TraceCheckUtils]: 103: Hoare triple {5059#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {5059#false} is VALID [2020-07-11 01:10:25,465 INFO L280 TraceCheckUtils]: 104: Hoare triple {5059#false} assume ~expected~0 != #t~ret14; {5059#false} is VALID [2020-07-11 01:10:25,466 INFO L280 TraceCheckUtils]: 105: Hoare triple {5059#false} havoc #t~ret14; {5059#false} is VALID [2020-07-11 01:10:25,466 INFO L280 TraceCheckUtils]: 106: Hoare triple {5059#false} assume !false; {5059#false} is VALID [2020-07-11 01:10:25,472 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-07-11 01:10:25,472 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1096676358] [2020-07-11 01:10:25,473 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-11 01:10:25,473 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-11 01:10:25,473 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872202097] [2020-07-11 01:10:25,473 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2020-07-11 01:10:25,474 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-11 01:10:25,474 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-11 01:10:25,558 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:25,559 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-11 01:10:25,559 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-11 01:10:25,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-11 01:10:25,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-07-11 01:10:25,560 INFO L87 Difference]: Start difference. First operand 105 states and 112 transitions. Second operand 9 states. [2020-07-11 01:10:27,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:27,012 INFO L93 Difference]: Finished difference Result 153 states and 164 transitions. [2020-07-11 01:10:27,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-11 01:10:27,012 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2020-07-11 01:10:27,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-11 01:10:27,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-11 01:10:27,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 149 transitions. [2020-07-11 01:10:27,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-11 01:10:27,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 149 transitions. [2020-07-11 01:10:27,023 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 149 transitions. [2020-07-11 01:10:27,184 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 149 edges. 149 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:27,187 INFO L225 Difference]: With dead ends: 153 [2020-07-11 01:10:27,187 INFO L226 Difference]: Without dead ends: 127 [2020-07-11 01:10:27,188 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2020-07-11 01:10:27,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-07-11 01:10:27,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 114. [2020-07-11 01:10:27,414 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-11 01:10:27,414 INFO L82 GeneralOperation]: Start isEquivalent. First operand 127 states. Second operand 114 states. [2020-07-11 01:10:27,414 INFO L74 IsIncluded]: Start isIncluded. First operand 127 states. Second operand 114 states. [2020-07-11 01:10:27,414 INFO L87 Difference]: Start difference. First operand 127 states. Second operand 114 states. [2020-07-11 01:10:27,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:27,420 INFO L93 Difference]: Finished difference Result 127 states and 136 transitions. [2020-07-11 01:10:27,420 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2020-07-11 01:10:27,421 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:27,421 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:27,421 INFO L74 IsIncluded]: Start isIncluded. First operand 114 states. Second operand 127 states. [2020-07-11 01:10:27,421 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 127 states. [2020-07-11 01:10:27,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:27,426 INFO L93 Difference]: Finished difference Result 127 states and 136 transitions. [2020-07-11 01:10:27,427 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2020-07-11 01:10:27,427 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:27,427 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:27,428 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-11 01:10:27,428 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-11 01:10:27,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-11 01:10:27,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 123 transitions. [2020-07-11 01:10:27,432 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 123 transitions. Word has length 107 [2020-07-11 01:10:27,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-11 01:10:27,432 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 123 transitions. [2020-07-11 01:10:27,432 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-11 01:10:27,433 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 114 states and 123 transitions. [2020-07-11 01:10:27,619 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 123 edges. 123 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:27,619 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 123 transitions. [2020-07-11 01:10:27,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-07-11 01:10:27,621 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 01:10:27,621 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] [2020-07-11 01:10:27,621 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-11 01:10:27,621 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 01:10:27,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 01:10:27,622 INFO L82 PathProgramCache]: Analyzing trace with hash -1090353339, now seen corresponding path program 1 times [2020-07-11 01:10:27,622 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 01:10:27,622 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [75151136] [2020-07-11 01:10:27,622 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 01:10:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:28,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:28,167 INFO L280 TraceCheckUtils]: 0: Hoare triple {6058#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {5963#true} is VALID [2020-07-11 01:10:28,167 INFO L280 TraceCheckUtils]: 1: Hoare triple {5963#true} #valid := #valid[0 := 0]; {5963#true} is VALID [2020-07-11 01:10:28,167 INFO L280 TraceCheckUtils]: 2: Hoare triple {5963#true} assume 0 < #StackHeapBarrier; {5963#true} is VALID [2020-07-11 01:10:28,168 INFO L280 TraceCheckUtils]: 3: Hoare triple {5963#true} assume true; {5963#true} is VALID [2020-07-11 01:10:28,168 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {5963#true} {5963#true} #194#return; {5963#true} is VALID [2020-07-11 01:10:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:28,551 INFO L280 TraceCheckUtils]: 0: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5963#true} is VALID [2020-07-11 01:10:28,552 INFO L280 TraceCheckUtils]: 1: Hoare triple {5963#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} is VALID [2020-07-11 01:10:28,553 INFO L280 TraceCheckUtils]: 2: Hoare triple {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-11 01:10:28,554 INFO L280 TraceCheckUtils]: 3: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-11 01:10:28,555 INFO L280 TraceCheckUtils]: 4: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-11 01:10:28,555 INFO L280 TraceCheckUtils]: 5: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-11 01:10:28,556 INFO L280 TraceCheckUtils]: 6: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-11 01:10:28,557 INFO L280 TraceCheckUtils]: 7: Hoare triple {6088#(= 1 (select |#valid| |node_create_#res.base|))} assume true; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-11 01:10:28,558 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6088#(= 1 (select |#valid| |node_create_#res.base|))} {5963#true} #182#return; {6069#(= 1 (select |#valid| |sll_create_#t~ret4.base|))} is VALID [2020-07-11 01:10:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:28,731 INFO L280 TraceCheckUtils]: 0: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {6089#(= |#valid| |old(#valid)|)} is VALID [2020-07-11 01:10:28,732 INFO L280 TraceCheckUtils]: 1: Hoare triple {6089#(= |#valid| |old(#valid)|)} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} is VALID [2020-07-11 01:10:28,733 INFO L280 TraceCheckUtils]: 2: Hoare triple {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-11 01:10:28,734 INFO L280 TraceCheckUtils]: 3: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-11 01:10:28,735 INFO L280 TraceCheckUtils]: 4: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-11 01:10:28,736 INFO L280 TraceCheckUtils]: 5: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-11 01:10:28,737 INFO L280 TraceCheckUtils]: 6: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} is VALID [2020-07-11 01:10:28,738 INFO L280 TraceCheckUtils]: 7: Hoare triple {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} assume true; {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} is VALID [2020-07-11 01:10:28,739 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} {6071#(= 1 (select |#valid| sll_create_~head~0.base))} #182#return; {6081#(and (not (= sll_create_~head~0.base |sll_create_#t~ret4.base|)) (= 0 |sll_create_#t~ret4.offset|))} is VALID [2020-07-11 01:10:28,740 INFO L280 TraceCheckUtils]: 0: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {5963#true} is VALID [2020-07-11 01:10:28,741 INFO L280 TraceCheckUtils]: 1: Hoare triple {5963#true} ~data := #in~data; {5963#true} is VALID [2020-07-11 01:10:28,741 INFO L280 TraceCheckUtils]: 2: Hoare triple {5963#true} ~head~0.base, ~head~0.offset := 0, 0; {5963#true} is VALID [2020-07-11 01:10:28,741 INFO L280 TraceCheckUtils]: 3: Hoare triple {5963#true} assume !!(~len > 0); {5963#true} is VALID [2020-07-11 01:10:28,744 INFO L263 TraceCheckUtils]: 4: Hoare triple {5963#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:28,744 INFO L280 TraceCheckUtils]: 5: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5963#true} is VALID [2020-07-11 01:10:28,745 INFO L280 TraceCheckUtils]: 6: Hoare triple {5963#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} is VALID [2020-07-11 01:10:28,746 INFO L280 TraceCheckUtils]: 7: Hoare triple {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-11 01:10:28,747 INFO L280 TraceCheckUtils]: 8: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-11 01:10:28,747 INFO L280 TraceCheckUtils]: 9: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-11 01:10:28,748 INFO L280 TraceCheckUtils]: 10: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-11 01:10:28,749 INFO L280 TraceCheckUtils]: 11: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-11 01:10:28,750 INFO L280 TraceCheckUtils]: 12: Hoare triple {6088#(= 1 (select |#valid| |node_create_#res.base|))} assume true; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-11 01:10:28,752 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {6088#(= 1 (select |#valid| |node_create_#res.base|))} {5963#true} #182#return; {6069#(= 1 (select |#valid| |sll_create_#t~ret4.base|))} is VALID [2020-07-11 01:10:28,753 INFO L280 TraceCheckUtils]: 14: Hoare triple {6069#(= 1 (select |#valid| |sll_create_#t~ret4.base|))} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-11 01:10:28,754 INFO L280 TraceCheckUtils]: 15: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} havoc #t~ret4.base, #t~ret4.offset; {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-11 01:10:28,755 INFO L280 TraceCheckUtils]: 16: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-11 01:10:28,756 INFO L280 TraceCheckUtils]: 17: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-11 01:10:28,756 INFO L280 TraceCheckUtils]: 18: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} #t~post3 := ~len; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-11 01:10:28,757 INFO L280 TraceCheckUtils]: 19: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} ~len := #t~post3 - 1; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-11 01:10:28,757 INFO L280 TraceCheckUtils]: 20: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} havoc #t~post3; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-11 01:10:28,758 INFO L280 TraceCheckUtils]: 21: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} assume !!(~len > 0); {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-11 01:10:28,760 INFO L263 TraceCheckUtils]: 22: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} call #t~ret4.base, #t~ret4.offset := node_create(~data); {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:28,760 INFO L280 TraceCheckUtils]: 23: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {6089#(= |#valid| |old(#valid)|)} is VALID [2020-07-11 01:10:28,761 INFO L280 TraceCheckUtils]: 24: Hoare triple {6089#(= |#valid| |old(#valid)|)} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} is VALID [2020-07-11 01:10:28,762 INFO L280 TraceCheckUtils]: 25: Hoare triple {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-11 01:10:28,763 INFO L280 TraceCheckUtils]: 26: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-11 01:10:28,764 INFO L280 TraceCheckUtils]: 27: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-11 01:10:28,764 INFO L280 TraceCheckUtils]: 28: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-11 01:10:28,765 INFO L280 TraceCheckUtils]: 29: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} is VALID [2020-07-11 01:10:28,766 INFO L280 TraceCheckUtils]: 30: Hoare triple {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} assume true; {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} is VALID [2020-07-11 01:10:28,767 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} {6071#(= 1 (select |#valid| sll_create_~head~0.base))} #182#return; {6081#(and (not (= sll_create_~head~0.base |sll_create_#t~ret4.base|)) (= 0 |sll_create_#t~ret4.offset|))} is VALID [2020-07-11 01:10:28,768 INFO L280 TraceCheckUtils]: 32: Hoare triple {6081#(and (not (= sll_create_~head~0.base |sll_create_#t~ret4.base|)) (= 0 |sll_create_#t~ret4.offset|))} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {6082#(and (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} is VALID [2020-07-11 01:10:28,768 INFO L280 TraceCheckUtils]: 33: Hoare triple {6082#(and (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} havoc #t~ret4.base, #t~ret4.offset; {6082#(and (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} is VALID [2020-07-11 01:10:28,770 INFO L280 TraceCheckUtils]: 34: Hoare triple {6082#(and (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {6083#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} is VALID [2020-07-11 01:10:28,770 INFO L280 TraceCheckUtils]: 35: Hoare triple {6083#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-11 01:10:28,771 INFO L280 TraceCheckUtils]: 36: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} #t~post3 := ~len; {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-11 01:10:28,772 INFO L280 TraceCheckUtils]: 37: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} ~len := #t~post3 - 1; {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-11 01:10:28,774 INFO L280 TraceCheckUtils]: 38: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} havoc #t~post3; {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-11 01:10:28,774 INFO L280 TraceCheckUtils]: 39: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} assume !(~len > 0); {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-11 01:10:28,775 INFO L280 TraceCheckUtils]: 40: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} is VALID [2020-07-11 01:10:28,776 INFO L280 TraceCheckUtils]: 41: Hoare triple {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} assume true; {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} is VALID [2020-07-11 01:10:28,777 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} {5963#true} #186#return; {6013#(and (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret11.base|) 4) |main_#t~ret11.base|)) (= 0 |main_#t~ret11.offset|))} is VALID [2020-07-11 01:10:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:29,307 INFO L280 TraceCheckUtils]: 0: Hoare triple {6093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6094#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-11 01:10:29,309 INFO L280 TraceCheckUtils]: 1: Hoare triple {6094#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} ~data := #in~data; {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-11 01:10:29,309 INFO L280 TraceCheckUtils]: 2: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} ~index := #in~index; {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-11 01:10:29,310 INFO L280 TraceCheckUtils]: 3: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} assume !!(~index > 0); {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-11 01:10:29,312 INFO L280 TraceCheckUtils]: 4: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {6096#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= |sll_update_at_#t~mem9.offset| (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#t~mem9.base|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-11 01:10:29,313 INFO L280 TraceCheckUtils]: 5: Hoare triple {6096#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= |sll_update_at_#t~mem9.offset| (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#t~mem9.base|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,314 INFO L280 TraceCheckUtils]: 6: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} havoc #t~mem9.base, #t~mem9.offset; {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,314 INFO L280 TraceCheckUtils]: 7: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} #t~post10 := ~index; {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,315 INFO L280 TraceCheckUtils]: 8: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} ~index := #t~post10 - 1; {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,316 INFO L280 TraceCheckUtils]: 9: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} havoc #t~post10; {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,316 INFO L280 TraceCheckUtils]: 10: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} assume !(~index > 0); {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,318 INFO L280 TraceCheckUtils]: 11: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {6098#(or (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (and (= |sll_update_at_#in~data| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (= (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-11 01:10:29,319 INFO L280 TraceCheckUtils]: 12: Hoare triple {6098#(or (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (and (= |sll_update_at_#in~data| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (= (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} assume true; {6098#(or (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (and (= |sll_update_at_#in~data| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (= (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-11 01:10:29,321 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {6098#(or (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (and (= |sll_update_at_#in~data| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (= (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} {6016#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 1)) (= 0 main_~s~0.offset) (<= (+ main_~new_data~0 1) (* 2 main_~len~0)) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)))} #188#return; {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-11 01:10:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:29,528 INFO L280 TraceCheckUtils]: 0: Hoare triple {6093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} is VALID [2020-07-11 01:10:29,529 INFO L280 TraceCheckUtils]: 1: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} ~data := #in~data; {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} is VALID [2020-07-11 01:10:29,529 INFO L280 TraceCheckUtils]: 2: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} ~index := #in~index; {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} is VALID [2020-07-11 01:10:29,530 INFO L280 TraceCheckUtils]: 3: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} assume !(~index > 0); {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} is VALID [2020-07-11 01:10:29,532 INFO L280 TraceCheckUtils]: 4: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$Pointer$.offset)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (or (= |sll_update_at_#in~head.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,532 INFO L280 TraceCheckUtils]: 5: Hoare triple {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$Pointer$.offset)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (or (= |sll_update_at_#in~head.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))))} assume true; {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$Pointer$.offset)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (or (= |sll_update_at_#in~head.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,535 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$Pointer$.offset)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (or (= |sll_update_at_#in~head.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))))} {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} #188#return; {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-11 01:10:29,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:29,867 INFO L280 TraceCheckUtils]: 0: Hoare triple {5963#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-11 01:10:29,868 INFO L280 TraceCheckUtils]: 1: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} ~index := #in~index; {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-11 01:10:29,869 INFO L280 TraceCheckUtils]: 2: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} assume !!(~index > 0); {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-11 01:10:29,870 INFO L280 TraceCheckUtils]: 3: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {6102#(or (<= 1 |sll_get_data_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.offset|) (= (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.base|)) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))} is VALID [2020-07-11 01:10:29,876 INFO L280 TraceCheckUtils]: 4: Hoare triple {6102#(or (<= 1 |sll_get_data_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.offset|) (= (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.base|)) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,877 INFO L280 TraceCheckUtils]: 5: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} havoc #t~mem6.base, #t~mem6.offset; {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,878 INFO L280 TraceCheckUtils]: 6: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} #t~post7 := ~index; {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,878 INFO L280 TraceCheckUtils]: 7: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} ~index := #t~post7 - 1; {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,879 INFO L280 TraceCheckUtils]: 8: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} havoc #t~post7; {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,879 INFO L280 TraceCheckUtils]: 9: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} assume !(~index > 0); {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,880 INFO L280 TraceCheckUtils]: 10: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {6104#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#t~mem8|))} is VALID [2020-07-11 01:10:29,881 INFO L280 TraceCheckUtils]: 11: Hoare triple {6104#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#t~mem8|))} #res := #t~mem8; {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-11 01:10:29,882 INFO L280 TraceCheckUtils]: 12: Hoare triple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} havoc #t~mem8; {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-11 01:10:29,882 INFO L280 TraceCheckUtils]: 13: Hoare triple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} assume true; {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-11 01:10:29,885 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} {6041#(and (= 0 main_~s~0.offset) (<= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) main_~expected~0) (<= main_~expected~0 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4))))} #190#return; {6057#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} is VALID [2020-07-11 01:10:29,887 INFO L263 TraceCheckUtils]: 0: Hoare triple {5963#true} call ULTIMATE.init(); {6058#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-11 01:10:29,887 INFO L280 TraceCheckUtils]: 1: Hoare triple {6058#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {5963#true} is VALID [2020-07-11 01:10:29,888 INFO L280 TraceCheckUtils]: 2: Hoare triple {5963#true} #valid := #valid[0 := 0]; {5963#true} is VALID [2020-07-11 01:10:29,888 INFO L280 TraceCheckUtils]: 3: Hoare triple {5963#true} assume 0 < #StackHeapBarrier; {5963#true} is VALID [2020-07-11 01:10:29,888 INFO L280 TraceCheckUtils]: 4: Hoare triple {5963#true} assume true; {5963#true} is VALID [2020-07-11 01:10:29,888 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {5963#true} {5963#true} #194#return; {5963#true} is VALID [2020-07-11 01:10:29,888 INFO L263 TraceCheckUtils]: 6: Hoare triple {5963#true} call #t~ret15 := main(); {5963#true} is VALID [2020-07-11 01:10:29,888 INFO L280 TraceCheckUtils]: 7: Hoare triple {5963#true} ~len~0 := 2; {5963#true} is VALID [2020-07-11 01:10:29,889 INFO L280 TraceCheckUtils]: 8: Hoare triple {5963#true} ~data~0 := 1; {5963#true} is VALID [2020-07-11 01:10:29,890 INFO L263 TraceCheckUtils]: 9: Hoare triple {5963#true} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:29,890 INFO L280 TraceCheckUtils]: 10: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {5963#true} is VALID [2020-07-11 01:10:29,890 INFO L280 TraceCheckUtils]: 11: Hoare triple {5963#true} ~data := #in~data; {5963#true} is VALID [2020-07-11 01:10:29,890 INFO L280 TraceCheckUtils]: 12: Hoare triple {5963#true} ~head~0.base, ~head~0.offset := 0, 0; {5963#true} is VALID [2020-07-11 01:10:29,891 INFO L280 TraceCheckUtils]: 13: Hoare triple {5963#true} assume !!(~len > 0); {5963#true} is VALID [2020-07-11 01:10:29,891 INFO L263 TraceCheckUtils]: 14: Hoare triple {5963#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:29,892 INFO L280 TraceCheckUtils]: 15: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5963#true} is VALID [2020-07-11 01:10:29,893 INFO L280 TraceCheckUtils]: 16: Hoare triple {5963#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} is VALID [2020-07-11 01:10:29,893 INFO L280 TraceCheckUtils]: 17: Hoare triple {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-11 01:10:29,894 INFO L280 TraceCheckUtils]: 18: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-11 01:10:29,894 INFO L280 TraceCheckUtils]: 19: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-11 01:10:29,895 INFO L280 TraceCheckUtils]: 20: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-11 01:10:29,895 INFO L280 TraceCheckUtils]: 21: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-11 01:10:29,896 INFO L280 TraceCheckUtils]: 22: Hoare triple {6088#(= 1 (select |#valid| |node_create_#res.base|))} assume true; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-11 01:10:29,897 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {6088#(= 1 (select |#valid| |node_create_#res.base|))} {5963#true} #182#return; {6069#(= 1 (select |#valid| |sll_create_#t~ret4.base|))} is VALID [2020-07-11 01:10:29,898 INFO L280 TraceCheckUtils]: 24: Hoare triple {6069#(= 1 (select |#valid| |sll_create_#t~ret4.base|))} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-11 01:10:29,898 INFO L280 TraceCheckUtils]: 25: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} havoc #t~ret4.base, #t~ret4.offset; {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-11 01:10:29,899 INFO L280 TraceCheckUtils]: 26: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-11 01:10:29,899 INFO L280 TraceCheckUtils]: 27: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-11 01:10:29,900 INFO L280 TraceCheckUtils]: 28: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} #t~post3 := ~len; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-11 01:10:29,900 INFO L280 TraceCheckUtils]: 29: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} ~len := #t~post3 - 1; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-11 01:10:29,901 INFO L280 TraceCheckUtils]: 30: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} havoc #t~post3; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-11 01:10:29,901 INFO L280 TraceCheckUtils]: 31: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} assume !!(~len > 0); {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-11 01:10:29,902 INFO L263 TraceCheckUtils]: 32: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} call #t~ret4.base, #t~ret4.offset := node_create(~data); {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:29,903 INFO L280 TraceCheckUtils]: 33: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {6089#(= |#valid| |old(#valid)|)} is VALID [2020-07-11 01:10:29,904 INFO L280 TraceCheckUtils]: 34: Hoare triple {6089#(= |#valid| |old(#valid)|)} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} is VALID [2020-07-11 01:10:29,904 INFO L280 TraceCheckUtils]: 35: Hoare triple {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-11 01:10:29,905 INFO L280 TraceCheckUtils]: 36: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-11 01:10:29,906 INFO L280 TraceCheckUtils]: 37: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-11 01:10:29,907 INFO L280 TraceCheckUtils]: 38: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-11 01:10:29,907 INFO L280 TraceCheckUtils]: 39: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} is VALID [2020-07-11 01:10:29,908 INFO L280 TraceCheckUtils]: 40: Hoare triple {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} assume true; {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} is VALID [2020-07-11 01:10:29,909 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} {6071#(= 1 (select |#valid| sll_create_~head~0.base))} #182#return; {6081#(and (not (= sll_create_~head~0.base |sll_create_#t~ret4.base|)) (= 0 |sll_create_#t~ret4.offset|))} is VALID [2020-07-11 01:10:29,909 INFO L280 TraceCheckUtils]: 42: Hoare triple {6081#(and (not (= sll_create_~head~0.base |sll_create_#t~ret4.base|)) (= 0 |sll_create_#t~ret4.offset|))} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {6082#(and (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} is VALID [2020-07-11 01:10:29,909 INFO L280 TraceCheckUtils]: 43: Hoare triple {6082#(and (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} havoc #t~ret4.base, #t~ret4.offset; {6082#(and (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} is VALID [2020-07-11 01:10:29,910 INFO L280 TraceCheckUtils]: 44: Hoare triple {6082#(and (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {6083#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} is VALID [2020-07-11 01:10:29,911 INFO L280 TraceCheckUtils]: 45: Hoare triple {6083#(and (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-11 01:10:29,911 INFO L280 TraceCheckUtils]: 46: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} #t~post3 := ~len; {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-11 01:10:29,912 INFO L280 TraceCheckUtils]: 47: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} ~len := #t~post3 - 1; {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-11 01:10:29,913 INFO L280 TraceCheckUtils]: 48: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} havoc #t~post3; {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-11 01:10:29,914 INFO L280 TraceCheckUtils]: 49: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} assume !(~len > 0); {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-11 01:10:29,915 INFO L280 TraceCheckUtils]: 50: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} is VALID [2020-07-11 01:10:29,915 INFO L280 TraceCheckUtils]: 51: Hoare triple {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} assume true; {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} is VALID [2020-07-11 01:10:29,917 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} {5963#true} #186#return; {6013#(and (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret11.base|) 4) |main_#t~ret11.base|)) (= 0 |main_#t~ret11.offset|))} is VALID [2020-07-11 01:10:29,918 INFO L280 TraceCheckUtils]: 53: Hoare triple {6013#(and (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret11.base|) 4) |main_#t~ret11.base|)) (= 0 |main_#t~ret11.offset|))} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {6014#(and (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-11 01:10:29,918 INFO L280 TraceCheckUtils]: 54: Hoare triple {6014#(and (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)))} havoc #t~ret11.base, #t~ret11.offset; {6014#(and (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-11 01:10:29,919 INFO L280 TraceCheckUtils]: 55: Hoare triple {6014#(and (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)))} havoc ~i~0; {6014#(and (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-11 01:10:29,920 INFO L280 TraceCheckUtils]: 56: Hoare triple {6014#(and (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)))} ~i~0 := ~len~0 - 1; {6015#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 (+ main_~i~0 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-11 01:10:29,920 INFO L280 TraceCheckUtils]: 57: Hoare triple {6015#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 (+ main_~i~0 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)))} assume !!(~i~0 >= 0); {6015#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 (+ main_~i~0 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-11 01:10:29,921 INFO L280 TraceCheckUtils]: 58: Hoare triple {6015#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 (+ main_~i~0 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)))} ~new_data~0 := ~i~0 + ~len~0; {6016#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 1)) (= 0 main_~s~0.offset) (<= (+ main_~new_data~0 1) (* 2 main_~len~0)) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-11 01:10:29,922 INFO L263 TraceCheckUtils]: 59: Hoare triple {6016#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 1)) (= 0 main_~s~0.offset) (<= (+ main_~new_data~0 1) (* 2 main_~len~0)) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)))} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {6093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:29,923 INFO L280 TraceCheckUtils]: 60: Hoare triple {6093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6094#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-11 01:10:29,923 INFO L280 TraceCheckUtils]: 61: Hoare triple {6094#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} ~data := #in~data; {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-11 01:10:29,924 INFO L280 TraceCheckUtils]: 62: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} ~index := #in~index; {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-11 01:10:29,924 INFO L280 TraceCheckUtils]: 63: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} assume !!(~index > 0); {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-11 01:10:29,926 INFO L280 TraceCheckUtils]: 64: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 sll_update_at_~head.offset))))} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {6096#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= |sll_update_at_#t~mem9.offset| (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#t~mem9.base|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-11 01:10:29,927 INFO L280 TraceCheckUtils]: 65: Hoare triple {6096#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= |sll_update_at_#t~mem9.offset| (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#t~mem9.base|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,927 INFO L280 TraceCheckUtils]: 66: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} havoc #t~mem9.base, #t~mem9.offset; {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,928 INFO L280 TraceCheckUtils]: 67: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} #t~post10 := ~index; {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,928 INFO L280 TraceCheckUtils]: 68: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} ~index := #t~post10 - 1; {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,928 INFO L280 TraceCheckUtils]: 69: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} havoc #t~post10; {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,929 INFO L280 TraceCheckUtils]: 70: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} assume !(~index > 0); {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,930 INFO L280 TraceCheckUtils]: 71: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))))} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {6098#(or (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (and (= |sll_update_at_#in~data| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (= (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-11 01:10:29,930 INFO L280 TraceCheckUtils]: 72: Hoare triple {6098#(or (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (and (= |sll_update_at_#in~data| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (= (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} assume true; {6098#(or (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (and (= |sll_update_at_#in~data| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (= (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-11 01:10:29,935 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {6098#(or (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) |sll_update_at_#in~head.base|) (and (= |sll_update_at_#in~data| (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (= (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} {6016#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 1)) (= 0 main_~s~0.offset) (<= (+ main_~new_data~0 1) (* 2 main_~len~0)) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)))} #188#return; {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-11 01:10:29,936 INFO L280 TraceCheckUtils]: 74: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} #t~post12 := ~i~0; {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-11 01:10:29,936 INFO L280 TraceCheckUtils]: 75: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} ~i~0 := #t~post12 - 1; {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-11 01:10:29,937 INFO L280 TraceCheckUtils]: 76: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} havoc #t~post12; {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-11 01:10:29,938 INFO L280 TraceCheckUtils]: 77: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} assume !!(~i~0 >= 0); {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-11 01:10:29,938 INFO L280 TraceCheckUtils]: 78: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} ~new_data~0 := ~i~0 + ~len~0; {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-11 01:10:29,939 INFO L263 TraceCheckUtils]: 79: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {6093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:29,940 INFO L280 TraceCheckUtils]: 80: Hoare triple {6093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} is VALID [2020-07-11 01:10:29,940 INFO L280 TraceCheckUtils]: 81: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} ~data := #in~data; {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} is VALID [2020-07-11 01:10:29,941 INFO L280 TraceCheckUtils]: 82: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} ~index := #in~index; {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} is VALID [2020-07-11 01:10:29,941 INFO L280 TraceCheckUtils]: 83: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} assume !(~index > 0); {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} is VALID [2020-07-11 01:10:29,943 INFO L280 TraceCheckUtils]: 84: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$Pointer$.offset)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (or (= |sll_update_at_#in~head.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,943 INFO L280 TraceCheckUtils]: 85: Hoare triple {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$Pointer$.offset)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (or (= |sll_update_at_#in~head.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))))} assume true; {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$Pointer$.offset)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (or (= |sll_update_at_#in~head.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,946 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$Pointer$.offset)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (or (= |sll_update_at_#in~head.base| (@diff |old(#memory_int)| |#memory_int|)) (= |#memory_int| |old(#memory_int)|)) (= (store |old(#memory_int)| (@diff |old(#memory_int)| |#memory_int|) (select |#memory_int| (@diff |old(#memory_int)| |#memory_int|))) |#memory_int|) (= (select (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|) 4) (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))))} {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base)) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} #188#return; {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-11 01:10:29,947 INFO L280 TraceCheckUtils]: 87: Hoare triple {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} #t~post12 := ~i~0; {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-11 01:10:29,948 INFO L280 TraceCheckUtils]: 88: Hoare triple {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} ~i~0 := #t~post12 - 1; {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-11 01:10:29,951 INFO L280 TraceCheckUtils]: 89: Hoare triple {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} havoc #t~post12; {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-11 01:10:29,951 INFO L280 TraceCheckUtils]: 90: Hoare triple {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} assume !(~i~0 >= 0); {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-11 01:10:29,952 INFO L280 TraceCheckUtils]: 91: Hoare triple {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (= 0 main_~s~0.offset) (<= (+ (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} ~i~0 := ~len~0 - 1; {6040#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4))) (= 0 main_~s~0.offset) (<= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-11 01:10:29,953 INFO L280 TraceCheckUtils]: 92: Hoare triple {6040#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4))) (= 0 main_~s~0.offset) (<= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) (+ main_~i~0 main_~len~0)))} assume !!(~i~0 >= 0); {6040#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4))) (= 0 main_~s~0.offset) (<= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-11 01:10:29,954 INFO L280 TraceCheckUtils]: 93: Hoare triple {6040#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4))) (= 0 main_~s~0.offset) (<= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) (+ main_~i~0 main_~len~0)))} ~expected~0 := ~i~0 + ~len~0; {6041#(and (= 0 main_~s~0.offset) (<= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) main_~expected~0) (<= main_~expected~0 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4))))} is VALID [2020-07-11 01:10:29,955 INFO L263 TraceCheckUtils]: 94: Hoare triple {6041#(and (= 0 main_~s~0.offset) (<= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) main_~expected~0) (<= main_~expected~0 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4))))} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {5963#true} is VALID [2020-07-11 01:10:29,955 INFO L280 TraceCheckUtils]: 95: Hoare triple {5963#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-11 01:10:29,956 INFO L280 TraceCheckUtils]: 96: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} ~index := #in~index; {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-11 01:10:29,957 INFO L280 TraceCheckUtils]: 97: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} assume !!(~index > 0); {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-11 01:10:29,958 INFO L280 TraceCheckUtils]: 98: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {6102#(or (<= 1 |sll_get_data_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.offset|) (= (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.base|)) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))} is VALID [2020-07-11 01:10:29,958 INFO L280 TraceCheckUtils]: 99: Hoare triple {6102#(or (<= 1 |sll_get_data_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.offset|) (= (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.base|)) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,959 INFO L280 TraceCheckUtils]: 100: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} havoc #t~mem6.base, #t~mem6.offset; {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,959 INFO L280 TraceCheckUtils]: 101: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} #t~post7 := ~index; {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,959 INFO L280 TraceCheckUtils]: 102: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} ~index := #t~post7 - 1; {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,960 INFO L280 TraceCheckUtils]: 103: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} havoc #t~post7; {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,960 INFO L280 TraceCheckUtils]: 104: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} assume !(~index > 0); {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-11 01:10:29,961 INFO L280 TraceCheckUtils]: 105: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {6104#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#t~mem8|))} is VALID [2020-07-11 01:10:29,961 INFO L280 TraceCheckUtils]: 106: Hoare triple {6104#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#t~mem8|))} #res := #t~mem8; {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-11 01:10:29,963 INFO L280 TraceCheckUtils]: 107: Hoare triple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} havoc #t~mem8; {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-11 01:10:29,963 INFO L280 TraceCheckUtils]: 108: Hoare triple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} assume true; {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-11 01:10:29,965 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} {6041#(and (= 0 main_~s~0.offset) (<= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) main_~expected~0) (<= main_~expected~0 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| main_~s~0.base) 4)) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4))))} #190#return; {6057#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} is VALID [2020-07-11 01:10:29,965 INFO L280 TraceCheckUtils]: 110: Hoare triple {6057#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {6057#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} is VALID [2020-07-11 01:10:29,966 INFO L280 TraceCheckUtils]: 111: Hoare triple {6057#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} assume ~expected~0 != #t~ret14; {5964#false} is VALID [2020-07-11 01:10:29,966 INFO L280 TraceCheckUtils]: 112: Hoare triple {5964#false} havoc #t~ret14; {5964#false} is VALID [2020-07-11 01:10:29,966 INFO L280 TraceCheckUtils]: 113: Hoare triple {5964#false} assume !false; {5964#false} is VALID [2020-07-11 01:10:30,019 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-11 01:10:30,020 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [75151136] [2020-07-11 01:10:30,020 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-11 01:10:30,020 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41] total 41 [2020-07-11 01:10:30,020 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924437548] [2020-07-11 01:10:30,021 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 114 [2020-07-11 01:10:30,021 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-11 01:10:30,021 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 41 states. [2020-07-11 01:10:30,187 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 114 edges. 114 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:30,188 INFO L459 AbstractCegarLoop]: Interpolant automaton has 41 states [2020-07-11 01:10:30,188 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-11 01:10:30,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2020-07-11 01:10:30,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=1550, Unknown=0, NotChecked=0, Total=1640 [2020-07-11 01:10:30,189 INFO L87 Difference]: Start difference. First operand 114 states and 123 transitions. Second operand 41 states. [2020-07-11 01:10:49,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:49,184 INFO L93 Difference]: Finished difference Result 214 states and 246 transitions. [2020-07-11 01:10:49,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-07-11 01:10:49,184 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 114 [2020-07-11 01:10:49,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-11 01:10:49,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-07-11 01:10:49,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 237 transitions. [2020-07-11 01:10:49,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-07-11 01:10:49,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 237 transitions. [2020-07-11 01:10:49,200 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 50 states and 237 transitions. [2020-07-11 01:10:49,639 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 237 edges. 237 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:49,645 INFO L225 Difference]: With dead ends: 214 [2020-07-11 01:10:49,646 INFO L226 Difference]: Without dead ends: 211 [2020-07-11 01:10:49,648 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 967 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=411, Invalid=5751, Unknown=0, NotChecked=0, Total=6162 [2020-07-11 01:10:49,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2020-07-11 01:10:50,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 152. [2020-07-11 01:10:50,209 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-11 01:10:50,209 INFO L82 GeneralOperation]: Start isEquivalent. First operand 211 states. Second operand 152 states. [2020-07-11 01:10:50,209 INFO L74 IsIncluded]: Start isIncluded. First operand 211 states. Second operand 152 states. [2020-07-11 01:10:50,209 INFO L87 Difference]: Start difference. First operand 211 states. Second operand 152 states. [2020-07-11 01:10:50,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:50,219 INFO L93 Difference]: Finished difference Result 211 states and 243 transitions. [2020-07-11 01:10:50,219 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 243 transitions. [2020-07-11 01:10:50,221 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:50,221 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:50,221 INFO L74 IsIncluded]: Start isIncluded. First operand 152 states. Second operand 211 states. [2020-07-11 01:10:50,221 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 211 states. [2020-07-11 01:10:50,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:50,231 INFO L93 Difference]: Finished difference Result 211 states and 243 transitions. [2020-07-11 01:10:50,231 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 243 transitions. [2020-07-11 01:10:50,232 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:50,233 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:50,233 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-11 01:10:50,233 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-11 01:10:50,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-07-11 01:10:50,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 171 transitions. [2020-07-11 01:10:50,239 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 171 transitions. Word has length 114 [2020-07-11 01:10:50,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-11 01:10:50,240 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 171 transitions. [2020-07-11 01:10:50,240 INFO L480 AbstractCegarLoop]: Interpolant automaton has 41 states. [2020-07-11 01:10:50,240 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 152 states and 171 transitions. [2020-07-11 01:10:50,642 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 171 edges. 171 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:50,642 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 171 transitions. [2020-07-11 01:10:50,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-07-11 01:10:50,645 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 01:10:50,645 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] [2020-07-11 01:10:50,645 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-11 01:10:50,645 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 01:10:50,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 01:10:50,646 INFO L82 PathProgramCache]: Analyzing trace with hash 1584534241, now seen corresponding path program 2 times [2020-07-11 01:10:50,646 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 01:10:50,646 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [413126561] [2020-07-11 01:10:50,646 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 01:10:50,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:50,745 INFO L280 TraceCheckUtils]: 0: Hoare triple {7436#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {7341#true} is VALID [2020-07-11 01:10:50,745 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} #valid := #valid[0 := 0]; {7341#true} is VALID [2020-07-11 01:10:50,745 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} assume 0 < #StackHeapBarrier; {7341#true} is VALID [2020-07-11 01:10:50,745 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-11 01:10:50,746 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {7341#true} {7341#true} #194#return; {7341#true} is VALID [2020-07-11 01:10:50,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:50,787 INFO L280 TraceCheckUtils]: 0: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-11 01:10:50,788 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-11 01:10:50,788 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-11 01:10:50,788 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-11 01:10:50,789 INFO L280 TraceCheckUtils]: 4: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-11 01:10:50,789 INFO L280 TraceCheckUtils]: 5: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-11 01:10:50,789 INFO L280 TraceCheckUtils]: 6: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-11 01:10:50,789 INFO L280 TraceCheckUtils]: 7: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-11 01:10:50,789 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-11 01:10:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:50,797 INFO L280 TraceCheckUtils]: 0: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-11 01:10:50,798 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-11 01:10:50,798 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-11 01:10:50,798 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-11 01:10:50,799 INFO L280 TraceCheckUtils]: 4: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-11 01:10:50,799 INFO L280 TraceCheckUtils]: 5: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-11 01:10:50,799 INFO L280 TraceCheckUtils]: 6: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-11 01:10:50,800 INFO L280 TraceCheckUtils]: 7: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-11 01:10:50,800 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-11 01:10:50,800 INFO L280 TraceCheckUtils]: 0: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {7341#true} is VALID [2020-07-11 01:10:50,800 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-11 01:10:50,801 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := 0, 0; {7341#true} is VALID [2020-07-11 01:10:50,801 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume !!(~len > 0); {7341#true} is VALID [2020-07-11 01:10:50,802 INFO L263 TraceCheckUtils]: 4: Hoare triple {7341#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:50,802 INFO L280 TraceCheckUtils]: 5: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-11 01:10:50,802 INFO L280 TraceCheckUtils]: 6: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-11 01:10:50,803 INFO L280 TraceCheckUtils]: 7: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-11 01:10:50,803 INFO L280 TraceCheckUtils]: 8: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-11 01:10:50,803 INFO L280 TraceCheckUtils]: 9: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-11 01:10:50,803 INFO L280 TraceCheckUtils]: 10: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-11 01:10:50,804 INFO L280 TraceCheckUtils]: 11: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-11 01:10:50,804 INFO L280 TraceCheckUtils]: 12: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-11 01:10:50,804 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-11 01:10:50,804 INFO L280 TraceCheckUtils]: 14: Hoare triple {7341#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-11 01:10:50,804 INFO L280 TraceCheckUtils]: 15: Hoare triple {7341#true} havoc #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-11 01:10:50,804 INFO L280 TraceCheckUtils]: 16: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {7341#true} is VALID [2020-07-11 01:10:50,805 INFO L280 TraceCheckUtils]: 17: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {7341#true} is VALID [2020-07-11 01:10:50,805 INFO L280 TraceCheckUtils]: 18: Hoare triple {7341#true} #t~post3 := ~len; {7341#true} is VALID [2020-07-11 01:10:50,805 INFO L280 TraceCheckUtils]: 19: Hoare triple {7341#true} ~len := #t~post3 - 1; {7341#true} is VALID [2020-07-11 01:10:50,805 INFO L280 TraceCheckUtils]: 20: Hoare triple {7341#true} havoc #t~post3; {7341#true} is VALID [2020-07-11 01:10:50,805 INFO L280 TraceCheckUtils]: 21: Hoare triple {7341#true} assume !!(~len > 0); {7341#true} is VALID [2020-07-11 01:10:50,807 INFO L263 TraceCheckUtils]: 22: Hoare triple {7341#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:50,807 INFO L280 TraceCheckUtils]: 23: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-11 01:10:50,807 INFO L280 TraceCheckUtils]: 24: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-11 01:10:50,807 INFO L280 TraceCheckUtils]: 25: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-11 01:10:50,807 INFO L280 TraceCheckUtils]: 26: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-11 01:10:50,808 INFO L280 TraceCheckUtils]: 27: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-11 01:10:50,808 INFO L280 TraceCheckUtils]: 28: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-11 01:10:50,808 INFO L280 TraceCheckUtils]: 29: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-11 01:10:50,808 INFO L280 TraceCheckUtils]: 30: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-11 01:10:50,809 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-11 01:10:50,809 INFO L280 TraceCheckUtils]: 32: Hoare triple {7341#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-11 01:10:50,809 INFO L280 TraceCheckUtils]: 33: Hoare triple {7341#true} havoc #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-11 01:10:50,809 INFO L280 TraceCheckUtils]: 34: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {7341#true} is VALID [2020-07-11 01:10:50,810 INFO L280 TraceCheckUtils]: 35: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {7341#true} is VALID [2020-07-11 01:10:50,810 INFO L280 TraceCheckUtils]: 36: Hoare triple {7341#true} #t~post3 := ~len; {7341#true} is VALID [2020-07-11 01:10:50,810 INFO L280 TraceCheckUtils]: 37: Hoare triple {7341#true} ~len := #t~post3 - 1; {7341#true} is VALID [2020-07-11 01:10:50,810 INFO L280 TraceCheckUtils]: 38: Hoare triple {7341#true} havoc #t~post3; {7341#true} is VALID [2020-07-11 01:10:50,811 INFO L280 TraceCheckUtils]: 39: Hoare triple {7341#true} assume !(~len > 0); {7341#true} is VALID [2020-07-11 01:10:50,811 INFO L280 TraceCheckUtils]: 40: Hoare triple {7341#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {7341#true} is VALID [2020-07-11 01:10:50,811 INFO L280 TraceCheckUtils]: 41: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-11 01:10:50,813 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #186#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:50,837 INFO L280 TraceCheckUtils]: 0: Hoare triple {7456#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-11 01:10:50,838 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-11 01:10:50,838 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} ~index := #in~index; {7341#true} is VALID [2020-07-11 01:10:50,838 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume !!(~index > 0); {7341#true} is VALID [2020-07-11 01:10:50,838 INFO L280 TraceCheckUtils]: 4: Hoare triple {7341#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {7341#true} is VALID [2020-07-11 01:10:50,839 INFO L280 TraceCheckUtils]: 5: Hoare triple {7341#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {7341#true} is VALID [2020-07-11 01:10:50,839 INFO L280 TraceCheckUtils]: 6: Hoare triple {7341#true} havoc #t~mem9.base, #t~mem9.offset; {7341#true} is VALID [2020-07-11 01:10:50,839 INFO L280 TraceCheckUtils]: 7: Hoare triple {7341#true} #t~post10 := ~index; {7341#true} is VALID [2020-07-11 01:10:50,839 INFO L280 TraceCheckUtils]: 8: Hoare triple {7341#true} ~index := #t~post10 - 1; {7341#true} is VALID [2020-07-11 01:10:50,839 INFO L280 TraceCheckUtils]: 9: Hoare triple {7341#true} havoc #t~post10; {7341#true} is VALID [2020-07-11 01:10:50,840 INFO L280 TraceCheckUtils]: 10: Hoare triple {7341#true} assume !(~index > 0); {7341#true} is VALID [2020-07-11 01:10:50,840 INFO L280 TraceCheckUtils]: 11: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {7341#true} is VALID [2020-07-11 01:10:50,840 INFO L280 TraceCheckUtils]: 12: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-11 01:10:50,841 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #188#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:50,847 INFO L280 TraceCheckUtils]: 0: Hoare triple {7456#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-11 01:10:50,847 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-11 01:10:50,848 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} ~index := #in~index; {7341#true} is VALID [2020-07-11 01:10:50,848 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume !(~index > 0); {7341#true} is VALID [2020-07-11 01:10:50,848 INFO L280 TraceCheckUtils]: 4: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {7341#true} is VALID [2020-07-11 01:10:50,848 INFO L280 TraceCheckUtils]: 5: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-11 01:10:50,849 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #188#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:50,924 INFO L280 TraceCheckUtils]: 0: Hoare triple {7341#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-11 01:10:50,925 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} ~index := #in~index; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-11 01:10:50,925 INFO L280 TraceCheckUtils]: 2: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} assume !!(~index > 0); {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-11 01:10:50,926 INFO L280 TraceCheckUtils]: 3: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-11 01:10:50,927 INFO L280 TraceCheckUtils]: 4: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-11 01:10:50,928 INFO L280 TraceCheckUtils]: 5: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} havoc #t~mem6.base, #t~mem6.offset; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-11 01:10:50,928 INFO L280 TraceCheckUtils]: 6: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} #t~post7 := ~index; {7458#(<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,929 INFO L280 TraceCheckUtils]: 7: Hoare triple {7458#(<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|)} ~index := #t~post7 - 1; {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,930 INFO L280 TraceCheckUtils]: 8: Hoare triple {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} havoc #t~post7; {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,930 INFO L280 TraceCheckUtils]: 9: Hoare triple {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} assume !!(~index > 0); {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,931 INFO L280 TraceCheckUtils]: 10: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,931 INFO L280 TraceCheckUtils]: 11: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,932 INFO L280 TraceCheckUtils]: 12: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} havoc #t~mem6.base, #t~mem6.offset; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,932 INFO L280 TraceCheckUtils]: 13: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} #t~post7 := ~index; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,933 INFO L280 TraceCheckUtils]: 14: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} ~index := #t~post7 - 1; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,933 INFO L280 TraceCheckUtils]: 15: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} havoc #t~post7; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,934 INFO L280 TraceCheckUtils]: 16: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} assume !(~index > 0); {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,934 INFO L280 TraceCheckUtils]: 17: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,935 INFO L280 TraceCheckUtils]: 18: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} #res := #t~mem8; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,935 INFO L280 TraceCheckUtils]: 19: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} havoc #t~mem8; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,936 INFO L280 TraceCheckUtils]: 20: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} assume true; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,937 INFO L275 TraceCheckUtils]: 21: Hoare quadruple {7460#(<= 2 |sll_get_data_at_#in~index|)} {7413#(<= main_~i~0 1)} #190#return; {7342#false} is VALID [2020-07-11 01:10:50,938 INFO L263 TraceCheckUtils]: 0: Hoare triple {7341#true} call ULTIMATE.init(); {7436#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-11 01:10:50,939 INFO L280 TraceCheckUtils]: 1: Hoare triple {7436#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {7341#true} is VALID [2020-07-11 01:10:50,939 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} #valid := #valid[0 := 0]; {7341#true} is VALID [2020-07-11 01:10:50,939 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume 0 < #StackHeapBarrier; {7341#true} is VALID [2020-07-11 01:10:50,939 INFO L280 TraceCheckUtils]: 4: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-11 01:10:50,939 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {7341#true} {7341#true} #194#return; {7341#true} is VALID [2020-07-11 01:10:50,940 INFO L263 TraceCheckUtils]: 6: Hoare triple {7341#true} call #t~ret15 := main(); {7341#true} is VALID [2020-07-11 01:10:50,940 INFO L280 TraceCheckUtils]: 7: Hoare triple {7341#true} ~len~0 := 2; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,941 INFO L280 TraceCheckUtils]: 8: Hoare triple {7348#(<= main_~len~0 2)} ~data~0 := 1; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,942 INFO L263 TraceCheckUtils]: 9: Hoare triple {7348#(<= main_~len~0 2)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:50,942 INFO L280 TraceCheckUtils]: 10: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {7341#true} is VALID [2020-07-11 01:10:50,942 INFO L280 TraceCheckUtils]: 11: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-11 01:10:50,942 INFO L280 TraceCheckUtils]: 12: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := 0, 0; {7341#true} is VALID [2020-07-11 01:10:50,942 INFO L280 TraceCheckUtils]: 13: Hoare triple {7341#true} assume !!(~len > 0); {7341#true} is VALID [2020-07-11 01:10:50,943 INFO L263 TraceCheckUtils]: 14: Hoare triple {7341#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:50,944 INFO L280 TraceCheckUtils]: 15: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-11 01:10:50,944 INFO L280 TraceCheckUtils]: 16: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-11 01:10:50,944 INFO L280 TraceCheckUtils]: 17: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-11 01:10:50,944 INFO L280 TraceCheckUtils]: 18: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-11 01:10:50,944 INFO L280 TraceCheckUtils]: 19: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-11 01:10:50,944 INFO L280 TraceCheckUtils]: 20: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-11 01:10:50,945 INFO L280 TraceCheckUtils]: 21: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-11 01:10:50,945 INFO L280 TraceCheckUtils]: 22: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-11 01:10:50,945 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-11 01:10:50,948 INFO L280 TraceCheckUtils]: 24: Hoare triple {7341#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-11 01:10:50,949 INFO L280 TraceCheckUtils]: 25: Hoare triple {7341#true} havoc #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-11 01:10:50,949 INFO L280 TraceCheckUtils]: 26: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {7341#true} is VALID [2020-07-11 01:10:50,949 INFO L280 TraceCheckUtils]: 27: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {7341#true} is VALID [2020-07-11 01:10:50,949 INFO L280 TraceCheckUtils]: 28: Hoare triple {7341#true} #t~post3 := ~len; {7341#true} is VALID [2020-07-11 01:10:50,949 INFO L280 TraceCheckUtils]: 29: Hoare triple {7341#true} ~len := #t~post3 - 1; {7341#true} is VALID [2020-07-11 01:10:50,949 INFO L280 TraceCheckUtils]: 30: Hoare triple {7341#true} havoc #t~post3; {7341#true} is VALID [2020-07-11 01:10:50,950 INFO L280 TraceCheckUtils]: 31: Hoare triple {7341#true} assume !!(~len > 0); {7341#true} is VALID [2020-07-11 01:10:50,952 INFO L263 TraceCheckUtils]: 32: Hoare triple {7341#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:50,953 INFO L280 TraceCheckUtils]: 33: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-11 01:10:50,953 INFO L280 TraceCheckUtils]: 34: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-11 01:10:50,953 INFO L280 TraceCheckUtils]: 35: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-11 01:10:50,953 INFO L280 TraceCheckUtils]: 36: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-11 01:10:50,953 INFO L280 TraceCheckUtils]: 37: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-11 01:10:50,954 INFO L280 TraceCheckUtils]: 38: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-11 01:10:50,954 INFO L280 TraceCheckUtils]: 39: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-11 01:10:50,954 INFO L280 TraceCheckUtils]: 40: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-11 01:10:50,954 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-11 01:10:50,954 INFO L280 TraceCheckUtils]: 42: Hoare triple {7341#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-11 01:10:50,955 INFO L280 TraceCheckUtils]: 43: Hoare triple {7341#true} havoc #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-11 01:10:50,955 INFO L280 TraceCheckUtils]: 44: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {7341#true} is VALID [2020-07-11 01:10:50,955 INFO L280 TraceCheckUtils]: 45: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {7341#true} is VALID [2020-07-11 01:10:50,955 INFO L280 TraceCheckUtils]: 46: Hoare triple {7341#true} #t~post3 := ~len; {7341#true} is VALID [2020-07-11 01:10:50,955 INFO L280 TraceCheckUtils]: 47: Hoare triple {7341#true} ~len := #t~post3 - 1; {7341#true} is VALID [2020-07-11 01:10:50,956 INFO L280 TraceCheckUtils]: 48: Hoare triple {7341#true} havoc #t~post3; {7341#true} is VALID [2020-07-11 01:10:50,956 INFO L280 TraceCheckUtils]: 49: Hoare triple {7341#true} assume !(~len > 0); {7341#true} is VALID [2020-07-11 01:10:50,956 INFO L280 TraceCheckUtils]: 50: Hoare triple {7341#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {7341#true} is VALID [2020-07-11 01:10:50,956 INFO L280 TraceCheckUtils]: 51: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-11 01:10:50,958 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #186#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,959 INFO L280 TraceCheckUtils]: 53: Hoare triple {7348#(<= main_~len~0 2)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,960 INFO L280 TraceCheckUtils]: 54: Hoare triple {7348#(<= main_~len~0 2)} havoc #t~ret11.base, #t~ret11.offset; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,961 INFO L280 TraceCheckUtils]: 55: Hoare triple {7348#(<= main_~len~0 2)} havoc ~i~0; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,961 INFO L280 TraceCheckUtils]: 56: Hoare triple {7348#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,962 INFO L280 TraceCheckUtils]: 57: Hoare triple {7348#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,962 INFO L280 TraceCheckUtils]: 58: Hoare triple {7348#(<= main_~len~0 2)} ~new_data~0 := ~i~0 + ~len~0; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,963 INFO L263 TraceCheckUtils]: 59: Hoare triple {7348#(<= main_~len~0 2)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {7456#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:50,964 INFO L280 TraceCheckUtils]: 60: Hoare triple {7456#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-11 01:10:50,964 INFO L280 TraceCheckUtils]: 61: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-11 01:10:50,964 INFO L280 TraceCheckUtils]: 62: Hoare triple {7341#true} ~index := #in~index; {7341#true} is VALID [2020-07-11 01:10:50,964 INFO L280 TraceCheckUtils]: 63: Hoare triple {7341#true} assume !!(~index > 0); {7341#true} is VALID [2020-07-11 01:10:50,964 INFO L280 TraceCheckUtils]: 64: Hoare triple {7341#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {7341#true} is VALID [2020-07-11 01:10:50,964 INFO L280 TraceCheckUtils]: 65: Hoare triple {7341#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {7341#true} is VALID [2020-07-11 01:10:50,965 INFO L280 TraceCheckUtils]: 66: Hoare triple {7341#true} havoc #t~mem9.base, #t~mem9.offset; {7341#true} is VALID [2020-07-11 01:10:50,965 INFO L280 TraceCheckUtils]: 67: Hoare triple {7341#true} #t~post10 := ~index; {7341#true} is VALID [2020-07-11 01:10:50,965 INFO L280 TraceCheckUtils]: 68: Hoare triple {7341#true} ~index := #t~post10 - 1; {7341#true} is VALID [2020-07-11 01:10:50,965 INFO L280 TraceCheckUtils]: 69: Hoare triple {7341#true} havoc #t~post10; {7341#true} is VALID [2020-07-11 01:10:50,965 INFO L280 TraceCheckUtils]: 70: Hoare triple {7341#true} assume !(~index > 0); {7341#true} is VALID [2020-07-11 01:10:50,966 INFO L280 TraceCheckUtils]: 71: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {7341#true} is VALID [2020-07-11 01:10:50,966 INFO L280 TraceCheckUtils]: 72: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-11 01:10:50,967 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #188#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,967 INFO L280 TraceCheckUtils]: 74: Hoare triple {7348#(<= main_~len~0 2)} #t~post12 := ~i~0; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,968 INFO L280 TraceCheckUtils]: 75: Hoare triple {7348#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,968 INFO L280 TraceCheckUtils]: 76: Hoare triple {7348#(<= main_~len~0 2)} havoc #t~post12; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,969 INFO L280 TraceCheckUtils]: 77: Hoare triple {7348#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,969 INFO L280 TraceCheckUtils]: 78: Hoare triple {7348#(<= main_~len~0 2)} ~new_data~0 := ~i~0 + ~len~0; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,970 INFO L263 TraceCheckUtils]: 79: Hoare triple {7348#(<= main_~len~0 2)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {7456#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:50,971 INFO L280 TraceCheckUtils]: 80: Hoare triple {7456#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-11 01:10:50,971 INFO L280 TraceCheckUtils]: 81: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-11 01:10:50,971 INFO L280 TraceCheckUtils]: 82: Hoare triple {7341#true} ~index := #in~index; {7341#true} is VALID [2020-07-11 01:10:50,971 INFO L280 TraceCheckUtils]: 83: Hoare triple {7341#true} assume !(~index > 0); {7341#true} is VALID [2020-07-11 01:10:50,971 INFO L280 TraceCheckUtils]: 84: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {7341#true} is VALID [2020-07-11 01:10:50,972 INFO L280 TraceCheckUtils]: 85: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-11 01:10:50,972 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #188#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,973 INFO L280 TraceCheckUtils]: 87: Hoare triple {7348#(<= main_~len~0 2)} #t~post12 := ~i~0; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,974 INFO L280 TraceCheckUtils]: 88: Hoare triple {7348#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,974 INFO L280 TraceCheckUtils]: 89: Hoare triple {7348#(<= main_~len~0 2)} havoc #t~post12; {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,975 INFO L280 TraceCheckUtils]: 90: Hoare triple {7348#(<= main_~len~0 2)} assume !(~i~0 >= 0); {7348#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:50,975 INFO L280 TraceCheckUtils]: 91: Hoare triple {7348#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {7413#(<= main_~i~0 1)} is VALID [2020-07-11 01:10:50,976 INFO L280 TraceCheckUtils]: 92: Hoare triple {7413#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {7413#(<= main_~i~0 1)} is VALID [2020-07-11 01:10:50,976 INFO L280 TraceCheckUtils]: 93: Hoare triple {7413#(<= main_~i~0 1)} ~expected~0 := ~i~0 + ~len~0; {7413#(<= main_~i~0 1)} is VALID [2020-07-11 01:10:50,977 INFO L263 TraceCheckUtils]: 94: Hoare triple {7413#(<= main_~i~0 1)} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {7341#true} is VALID [2020-07-11 01:10:50,977 INFO L280 TraceCheckUtils]: 95: Hoare triple {7341#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-11 01:10:50,977 INFO L280 TraceCheckUtils]: 96: Hoare triple {7341#true} ~index := #in~index; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-11 01:10:50,978 INFO L280 TraceCheckUtils]: 97: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} assume !!(~index > 0); {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-11 01:10:50,978 INFO L280 TraceCheckUtils]: 98: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-11 01:10:50,979 INFO L280 TraceCheckUtils]: 99: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-11 01:10:50,979 INFO L280 TraceCheckUtils]: 100: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} havoc #t~mem6.base, #t~mem6.offset; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-11 01:10:50,980 INFO L280 TraceCheckUtils]: 101: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} #t~post7 := ~index; {7458#(<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,981 INFO L280 TraceCheckUtils]: 102: Hoare triple {7458#(<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|)} ~index := #t~post7 - 1; {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,982 INFO L280 TraceCheckUtils]: 103: Hoare triple {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} havoc #t~post7; {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,983 INFO L280 TraceCheckUtils]: 104: Hoare triple {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} assume !!(~index > 0); {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,983 INFO L280 TraceCheckUtils]: 105: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,984 INFO L280 TraceCheckUtils]: 106: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,984 INFO L280 TraceCheckUtils]: 107: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} havoc #t~mem6.base, #t~mem6.offset; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,985 INFO L280 TraceCheckUtils]: 108: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} #t~post7 := ~index; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,986 INFO L280 TraceCheckUtils]: 109: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} ~index := #t~post7 - 1; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,986 INFO L280 TraceCheckUtils]: 110: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} havoc #t~post7; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,987 INFO L280 TraceCheckUtils]: 111: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} assume !(~index > 0); {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,987 INFO L280 TraceCheckUtils]: 112: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,988 INFO L280 TraceCheckUtils]: 113: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} #res := #t~mem8; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,988 INFO L280 TraceCheckUtils]: 114: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} havoc #t~mem8; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,989 INFO L280 TraceCheckUtils]: 115: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} assume true; {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:10:50,990 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {7460#(<= 2 |sll_get_data_at_#in~index|)} {7413#(<= main_~i~0 1)} #190#return; {7342#false} is VALID [2020-07-11 01:10:50,991 INFO L280 TraceCheckUtils]: 117: Hoare triple {7342#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {7342#false} is VALID [2020-07-11 01:10:50,991 INFO L280 TraceCheckUtils]: 118: Hoare triple {7342#false} assume ~expected~0 != #t~ret14; {7342#false} is VALID [2020-07-11 01:10:50,991 INFO L280 TraceCheckUtils]: 119: Hoare triple {7342#false} havoc #t~ret14; {7342#false} is VALID [2020-07-11 01:10:50,991 INFO L280 TraceCheckUtils]: 120: Hoare triple {7342#false} assume !false; {7342#false} is VALID [2020-07-11 01:10:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-07-11 01:10:51,005 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [413126561] [2020-07-11 01:10:51,006 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-11 01:10:51,006 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-07-11 01:10:51,010 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039339240] [2020-07-11 01:10:51,010 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-11 01:10:51,011 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-11 01:10:51,011 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-11 01:10:51,110 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 90 edges. 90 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:51,110 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-11 01:10:51,110 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-11 01:10:51,111 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-11 01:10:51,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-07-11 01:10:51,112 INFO L87 Difference]: Start difference. First operand 152 states and 171 transitions. Second operand 11 states. [2020-07-11 01:10:54,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:54,057 INFO L93 Difference]: Finished difference Result 204 states and 226 transitions. [2020-07-11 01:10:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-11 01:10:54,057 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-11 01:10:54,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-11 01:10:54,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-11 01:10:54,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 157 transitions. [2020-07-11 01:10:54,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-11 01:10:54,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 157 transitions. [2020-07-11 01:10:54,069 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 157 transitions. [2020-07-11 01:10:54,260 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 157 edges. 157 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:54,264 INFO L225 Difference]: With dead ends: 204 [2020-07-11 01:10:54,264 INFO L226 Difference]: Without dead ends: 160 [2020-07-11 01:10:54,266 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=89, Invalid=291, Unknown=0, NotChecked=0, Total=380 [2020-07-11 01:10:54,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-07-11 01:10:54,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 147. [2020-07-11 01:10:54,838 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-11 01:10:54,838 INFO L82 GeneralOperation]: Start isEquivalent. First operand 160 states. Second operand 147 states. [2020-07-11 01:10:54,839 INFO L74 IsIncluded]: Start isIncluded. First operand 160 states. Second operand 147 states. [2020-07-11 01:10:54,839 INFO L87 Difference]: Start difference. First operand 160 states. Second operand 147 states. [2020-07-11 01:10:54,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:54,845 INFO L93 Difference]: Finished difference Result 160 states and 177 transitions. [2020-07-11 01:10:54,845 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 177 transitions. [2020-07-11 01:10:54,846 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:54,846 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:54,846 INFO L74 IsIncluded]: Start isIncluded. First operand 147 states. Second operand 160 states. [2020-07-11 01:10:54,846 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 160 states. [2020-07-11 01:10:54,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:54,852 INFO L93 Difference]: Finished difference Result 160 states and 177 transitions. [2020-07-11 01:10:54,852 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 177 transitions. [2020-07-11 01:10:54,853 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:54,853 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:54,853 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-11 01:10:54,853 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-11 01:10:54,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-07-11 01:10:54,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 164 transitions. [2020-07-11 01:10:54,857 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 164 transitions. Word has length 121 [2020-07-11 01:10:54,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-11 01:10:54,858 INFO L479 AbstractCegarLoop]: Abstraction has 147 states and 164 transitions. [2020-07-11 01:10:54,858 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-11 01:10:54,858 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 147 states and 164 transitions. [2020-07-11 01:10:55,251 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 164 edges. 164 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:55,252 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 164 transitions. [2020-07-11 01:10:55,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-07-11 01:10:55,255 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 01:10:55,255 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] [2020-07-11 01:10:55,256 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-11 01:10:55,256 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 01:10:55,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 01:10:55,256 INFO L82 PathProgramCache]: Analyzing trace with hash -1457945893, now seen corresponding path program 3 times [2020-07-11 01:10:55,257 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 01:10:55,257 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1817811030] [2020-07-11 01:10:55,257 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 01:10:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:55,395 INFO L280 TraceCheckUtils]: 0: Hoare triple {8601#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {8504#true} is VALID [2020-07-11 01:10:55,396 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} #valid := #valid[0 := 0]; {8504#true} is VALID [2020-07-11 01:10:55,396 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} assume 0 < #StackHeapBarrier; {8504#true} is VALID [2020-07-11 01:10:55,396 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-11 01:10:55,396 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {8504#true} {8504#true} #194#return; {8504#true} is VALID [2020-07-11 01:10:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:55,447 INFO L280 TraceCheckUtils]: 0: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-11 01:10:55,447 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-11 01:10:55,447 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-11 01:10:55,448 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-11 01:10:55,448 INFO L280 TraceCheckUtils]: 4: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-11 01:10:55,448 INFO L280 TraceCheckUtils]: 5: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-11 01:10:55,448 INFO L280 TraceCheckUtils]: 6: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-11 01:10:55,448 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-11 01:10:55,449 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-11 01:10:55,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:55,455 INFO L280 TraceCheckUtils]: 0: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-11 01:10:55,456 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-11 01:10:55,456 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-11 01:10:55,456 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-11 01:10:55,456 INFO L280 TraceCheckUtils]: 4: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-11 01:10:55,456 INFO L280 TraceCheckUtils]: 5: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-11 01:10:55,457 INFO L280 TraceCheckUtils]: 6: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-11 01:10:55,457 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-11 01:10:55,457 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-11 01:10:55,457 INFO L280 TraceCheckUtils]: 0: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {8504#true} is VALID [2020-07-11 01:10:55,457 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-11 01:10:55,458 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := 0, 0; {8504#true} is VALID [2020-07-11 01:10:55,458 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume !!(~len > 0); {8504#true} is VALID [2020-07-11 01:10:55,459 INFO L263 TraceCheckUtils]: 4: Hoare triple {8504#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:55,459 INFO L280 TraceCheckUtils]: 5: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-11 01:10:55,459 INFO L280 TraceCheckUtils]: 6: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-11 01:10:55,460 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-11 01:10:55,460 INFO L280 TraceCheckUtils]: 8: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-11 01:10:55,460 INFO L280 TraceCheckUtils]: 9: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-11 01:10:55,460 INFO L280 TraceCheckUtils]: 10: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-11 01:10:55,460 INFO L280 TraceCheckUtils]: 11: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-11 01:10:55,461 INFO L280 TraceCheckUtils]: 12: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-11 01:10:55,461 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-11 01:10:55,461 INFO L280 TraceCheckUtils]: 14: Hoare triple {8504#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-11 01:10:55,461 INFO L280 TraceCheckUtils]: 15: Hoare triple {8504#true} havoc #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-11 01:10:55,461 INFO L280 TraceCheckUtils]: 16: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {8504#true} is VALID [2020-07-11 01:10:55,462 INFO L280 TraceCheckUtils]: 17: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {8504#true} is VALID [2020-07-11 01:10:55,462 INFO L280 TraceCheckUtils]: 18: Hoare triple {8504#true} #t~post3 := ~len; {8504#true} is VALID [2020-07-11 01:10:55,462 INFO L280 TraceCheckUtils]: 19: Hoare triple {8504#true} ~len := #t~post3 - 1; {8504#true} is VALID [2020-07-11 01:10:55,462 INFO L280 TraceCheckUtils]: 20: Hoare triple {8504#true} havoc #t~post3; {8504#true} is VALID [2020-07-11 01:10:55,462 INFO L280 TraceCheckUtils]: 21: Hoare triple {8504#true} assume !!(~len > 0); {8504#true} is VALID [2020-07-11 01:10:55,463 INFO L263 TraceCheckUtils]: 22: Hoare triple {8504#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:55,464 INFO L280 TraceCheckUtils]: 23: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-11 01:10:55,464 INFO L280 TraceCheckUtils]: 24: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-11 01:10:55,464 INFO L280 TraceCheckUtils]: 25: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-11 01:10:55,465 INFO L280 TraceCheckUtils]: 26: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-11 01:10:55,465 INFO L280 TraceCheckUtils]: 27: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-11 01:10:55,465 INFO L280 TraceCheckUtils]: 28: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-11 01:10:55,465 INFO L280 TraceCheckUtils]: 29: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-11 01:10:55,465 INFO L280 TraceCheckUtils]: 30: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-11 01:10:55,466 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-11 01:10:55,466 INFO L280 TraceCheckUtils]: 32: Hoare triple {8504#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-11 01:10:55,466 INFO L280 TraceCheckUtils]: 33: Hoare triple {8504#true} havoc #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-11 01:10:55,466 INFO L280 TraceCheckUtils]: 34: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {8504#true} is VALID [2020-07-11 01:10:55,466 INFO L280 TraceCheckUtils]: 35: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {8504#true} is VALID [2020-07-11 01:10:55,466 INFO L280 TraceCheckUtils]: 36: Hoare triple {8504#true} #t~post3 := ~len; {8504#true} is VALID [2020-07-11 01:10:55,467 INFO L280 TraceCheckUtils]: 37: Hoare triple {8504#true} ~len := #t~post3 - 1; {8504#true} is VALID [2020-07-11 01:10:55,467 INFO L280 TraceCheckUtils]: 38: Hoare triple {8504#true} havoc #t~post3; {8504#true} is VALID [2020-07-11 01:10:55,467 INFO L280 TraceCheckUtils]: 39: Hoare triple {8504#true} assume !(~len > 0); {8504#true} is VALID [2020-07-11 01:10:55,467 INFO L280 TraceCheckUtils]: 40: Hoare triple {8504#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {8504#true} is VALID [2020-07-11 01:10:55,467 INFO L280 TraceCheckUtils]: 41: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-11 01:10:55,469 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {8504#true} {8511#(<= main_~len~0 2)} #186#return; {8511#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:55,492 INFO L280 TraceCheckUtils]: 0: Hoare triple {8621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-11 01:10:55,492 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-11 01:10:55,492 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} ~index := #in~index; {8504#true} is VALID [2020-07-11 01:10:55,493 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume !!(~index > 0); {8504#true} is VALID [2020-07-11 01:10:55,493 INFO L280 TraceCheckUtils]: 4: Hoare triple {8504#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {8504#true} is VALID [2020-07-11 01:10:55,493 INFO L280 TraceCheckUtils]: 5: Hoare triple {8504#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {8504#true} is VALID [2020-07-11 01:10:55,493 INFO L280 TraceCheckUtils]: 6: Hoare triple {8504#true} havoc #t~mem9.base, #t~mem9.offset; {8504#true} is VALID [2020-07-11 01:10:55,493 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} #t~post10 := ~index; {8504#true} is VALID [2020-07-11 01:10:55,493 INFO L280 TraceCheckUtils]: 8: Hoare triple {8504#true} ~index := #t~post10 - 1; {8504#true} is VALID [2020-07-11 01:10:55,494 INFO L280 TraceCheckUtils]: 9: Hoare triple {8504#true} havoc #t~post10; {8504#true} is VALID [2020-07-11 01:10:55,494 INFO L280 TraceCheckUtils]: 10: Hoare triple {8504#true} assume !(~index > 0); {8504#true} is VALID [2020-07-11 01:10:55,494 INFO L280 TraceCheckUtils]: 11: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {8504#true} is VALID [2020-07-11 01:10:55,494 INFO L280 TraceCheckUtils]: 12: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-11 01:10:55,496 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {8504#true} {8555#(<= main_~i~0 1)} #188#return; {8555#(<= main_~i~0 1)} is VALID [2020-07-11 01:10:55,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:55,538 INFO L280 TraceCheckUtils]: 0: Hoare triple {8621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-11 01:10:55,538 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-11 01:10:55,539 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} ~index := #in~index; {8622#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-11 01:10:55,540 INFO L280 TraceCheckUtils]: 3: Hoare triple {8622#(= |sll_update_at_#in~index| sll_update_at_~index)} assume !!(~index > 0); {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,540 INFO L280 TraceCheckUtils]: 4: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,541 INFO L280 TraceCheckUtils]: 5: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,541 INFO L280 TraceCheckUtils]: 6: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} havoc #t~mem9.base, #t~mem9.offset; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,542 INFO L280 TraceCheckUtils]: 7: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} #t~post10 := ~index; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,543 INFO L280 TraceCheckUtils]: 8: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,543 INFO L280 TraceCheckUtils]: 9: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} havoc #t~post10; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,544 INFO L280 TraceCheckUtils]: 10: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} assume !(~index > 0); {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,544 INFO L280 TraceCheckUtils]: 11: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,545 INFO L280 TraceCheckUtils]: 12: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} assume true; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,547 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {8623#(<= 1 |sll_update_at_#in~index|)} {8571#(<= main_~i~0 0)} #188#return; {8505#false} is VALID [2020-07-11 01:10:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:55,553 INFO L280 TraceCheckUtils]: 0: Hoare triple {8504#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-11 01:10:55,553 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} ~index := #in~index; {8504#true} is VALID [2020-07-11 01:10:55,553 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} assume !!(~index > 0); {8504#true} is VALID [2020-07-11 01:10:55,554 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {8504#true} is VALID [2020-07-11 01:10:55,554 INFO L280 TraceCheckUtils]: 4: Hoare triple {8504#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {8504#true} is VALID [2020-07-11 01:10:55,554 INFO L280 TraceCheckUtils]: 5: Hoare triple {8504#true} havoc #t~mem6.base, #t~mem6.offset; {8504#true} is VALID [2020-07-11 01:10:55,554 INFO L280 TraceCheckUtils]: 6: Hoare triple {8504#true} #t~post7 := ~index; {8504#true} is VALID [2020-07-11 01:10:55,555 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} ~index := #t~post7 - 1; {8504#true} is VALID [2020-07-11 01:10:55,555 INFO L280 TraceCheckUtils]: 8: Hoare triple {8504#true} havoc #t~post7; {8504#true} is VALID [2020-07-11 01:10:55,555 INFO L280 TraceCheckUtils]: 9: Hoare triple {8504#true} assume !(~index > 0); {8504#true} is VALID [2020-07-11 01:10:55,555 INFO L280 TraceCheckUtils]: 10: Hoare triple {8504#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {8504#true} is VALID [2020-07-11 01:10:55,555 INFO L280 TraceCheckUtils]: 11: Hoare triple {8504#true} #res := #t~mem8; {8504#true} is VALID [2020-07-11 01:10:55,556 INFO L280 TraceCheckUtils]: 12: Hoare triple {8504#true} havoc #t~mem8; {8504#true} is VALID [2020-07-11 01:10:55,556 INFO L280 TraceCheckUtils]: 13: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-11 01:10:55,556 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {8504#true} {8505#false} #190#return; {8505#false} is VALID [2020-07-11 01:10:55,557 INFO L263 TraceCheckUtils]: 0: Hoare triple {8504#true} call ULTIMATE.init(); {8601#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-11 01:10:55,557 INFO L280 TraceCheckUtils]: 1: Hoare triple {8601#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {8504#true} is VALID [2020-07-11 01:10:55,557 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} #valid := #valid[0 := 0]; {8504#true} is VALID [2020-07-11 01:10:55,558 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume 0 < #StackHeapBarrier; {8504#true} is VALID [2020-07-11 01:10:55,558 INFO L280 TraceCheckUtils]: 4: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-11 01:10:55,558 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {8504#true} {8504#true} #194#return; {8504#true} is VALID [2020-07-11 01:10:55,558 INFO L263 TraceCheckUtils]: 6: Hoare triple {8504#true} call #t~ret15 := main(); {8504#true} is VALID [2020-07-11 01:10:55,559 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} ~len~0 := 2; {8511#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:55,559 INFO L280 TraceCheckUtils]: 8: Hoare triple {8511#(<= main_~len~0 2)} ~data~0 := 1; {8511#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:55,560 INFO L263 TraceCheckUtils]: 9: Hoare triple {8511#(<= main_~len~0 2)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:55,561 INFO L280 TraceCheckUtils]: 10: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {8504#true} is VALID [2020-07-11 01:10:55,561 INFO L280 TraceCheckUtils]: 11: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-11 01:10:55,561 INFO L280 TraceCheckUtils]: 12: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := 0, 0; {8504#true} is VALID [2020-07-11 01:10:55,561 INFO L280 TraceCheckUtils]: 13: Hoare triple {8504#true} assume !!(~len > 0); {8504#true} is VALID [2020-07-11 01:10:55,563 INFO L263 TraceCheckUtils]: 14: Hoare triple {8504#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:55,563 INFO L280 TraceCheckUtils]: 15: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-11 01:10:55,563 INFO L280 TraceCheckUtils]: 16: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-11 01:10:55,564 INFO L280 TraceCheckUtils]: 17: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-11 01:10:55,564 INFO L280 TraceCheckUtils]: 18: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-11 01:10:55,564 INFO L280 TraceCheckUtils]: 19: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-11 01:10:55,564 INFO L280 TraceCheckUtils]: 20: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-11 01:10:55,564 INFO L280 TraceCheckUtils]: 21: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-11 01:10:55,565 INFO L280 TraceCheckUtils]: 22: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-11 01:10:55,565 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-11 01:10:55,565 INFO L280 TraceCheckUtils]: 24: Hoare triple {8504#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-11 01:10:55,565 INFO L280 TraceCheckUtils]: 25: Hoare triple {8504#true} havoc #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-11 01:10:55,565 INFO L280 TraceCheckUtils]: 26: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {8504#true} is VALID [2020-07-11 01:10:55,566 INFO L280 TraceCheckUtils]: 27: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {8504#true} is VALID [2020-07-11 01:10:55,566 INFO L280 TraceCheckUtils]: 28: Hoare triple {8504#true} #t~post3 := ~len; {8504#true} is VALID [2020-07-11 01:10:55,566 INFO L280 TraceCheckUtils]: 29: Hoare triple {8504#true} ~len := #t~post3 - 1; {8504#true} is VALID [2020-07-11 01:10:55,566 INFO L280 TraceCheckUtils]: 30: Hoare triple {8504#true} havoc #t~post3; {8504#true} is VALID [2020-07-11 01:10:55,566 INFO L280 TraceCheckUtils]: 31: Hoare triple {8504#true} assume !!(~len > 0); {8504#true} is VALID [2020-07-11 01:10:55,567 INFO L263 TraceCheckUtils]: 32: Hoare triple {8504#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:55,568 INFO L280 TraceCheckUtils]: 33: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-11 01:10:55,568 INFO L280 TraceCheckUtils]: 34: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-11 01:10:55,568 INFO L280 TraceCheckUtils]: 35: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-11 01:10:55,568 INFO L280 TraceCheckUtils]: 36: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-11 01:10:55,569 INFO L280 TraceCheckUtils]: 37: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-11 01:10:55,569 INFO L280 TraceCheckUtils]: 38: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-11 01:10:55,569 INFO L280 TraceCheckUtils]: 39: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-11 01:10:55,569 INFO L280 TraceCheckUtils]: 40: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-11 01:10:55,569 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-11 01:10:55,570 INFO L280 TraceCheckUtils]: 42: Hoare triple {8504#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-11 01:10:55,570 INFO L280 TraceCheckUtils]: 43: Hoare triple {8504#true} havoc #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-11 01:10:55,570 INFO L280 TraceCheckUtils]: 44: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {8504#true} is VALID [2020-07-11 01:10:55,570 INFO L280 TraceCheckUtils]: 45: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {8504#true} is VALID [2020-07-11 01:10:55,570 INFO L280 TraceCheckUtils]: 46: Hoare triple {8504#true} #t~post3 := ~len; {8504#true} is VALID [2020-07-11 01:10:55,571 INFO L280 TraceCheckUtils]: 47: Hoare triple {8504#true} ~len := #t~post3 - 1; {8504#true} is VALID [2020-07-11 01:10:55,571 INFO L280 TraceCheckUtils]: 48: Hoare triple {8504#true} havoc #t~post3; {8504#true} is VALID [2020-07-11 01:10:55,571 INFO L280 TraceCheckUtils]: 49: Hoare triple {8504#true} assume !(~len > 0); {8504#true} is VALID [2020-07-11 01:10:55,571 INFO L280 TraceCheckUtils]: 50: Hoare triple {8504#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {8504#true} is VALID [2020-07-11 01:10:55,571 INFO L280 TraceCheckUtils]: 51: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-11 01:10:55,573 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {8504#true} {8511#(<= main_~len~0 2)} #186#return; {8511#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:55,574 INFO L280 TraceCheckUtils]: 53: Hoare triple {8511#(<= main_~len~0 2)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {8511#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:55,574 INFO L280 TraceCheckUtils]: 54: Hoare triple {8511#(<= main_~len~0 2)} havoc #t~ret11.base, #t~ret11.offset; {8511#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:55,575 INFO L280 TraceCheckUtils]: 55: Hoare triple {8511#(<= main_~len~0 2)} havoc ~i~0; {8511#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:55,576 INFO L280 TraceCheckUtils]: 56: Hoare triple {8511#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {8555#(<= main_~i~0 1)} is VALID [2020-07-11 01:10:55,576 INFO L280 TraceCheckUtils]: 57: Hoare triple {8555#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {8555#(<= main_~i~0 1)} is VALID [2020-07-11 01:10:55,577 INFO L280 TraceCheckUtils]: 58: Hoare triple {8555#(<= main_~i~0 1)} ~new_data~0 := ~i~0 + ~len~0; {8555#(<= main_~i~0 1)} is VALID [2020-07-11 01:10:55,578 INFO L263 TraceCheckUtils]: 59: Hoare triple {8555#(<= main_~i~0 1)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {8621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:55,579 INFO L280 TraceCheckUtils]: 60: Hoare triple {8621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-11 01:10:55,579 INFO L280 TraceCheckUtils]: 61: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-11 01:10:55,579 INFO L280 TraceCheckUtils]: 62: Hoare triple {8504#true} ~index := #in~index; {8504#true} is VALID [2020-07-11 01:10:55,579 INFO L280 TraceCheckUtils]: 63: Hoare triple {8504#true} assume !!(~index > 0); {8504#true} is VALID [2020-07-11 01:10:55,579 INFO L280 TraceCheckUtils]: 64: Hoare triple {8504#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {8504#true} is VALID [2020-07-11 01:10:55,580 INFO L280 TraceCheckUtils]: 65: Hoare triple {8504#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {8504#true} is VALID [2020-07-11 01:10:55,580 INFO L280 TraceCheckUtils]: 66: Hoare triple {8504#true} havoc #t~mem9.base, #t~mem9.offset; {8504#true} is VALID [2020-07-11 01:10:55,580 INFO L280 TraceCheckUtils]: 67: Hoare triple {8504#true} #t~post10 := ~index; {8504#true} is VALID [2020-07-11 01:10:55,580 INFO L280 TraceCheckUtils]: 68: Hoare triple {8504#true} ~index := #t~post10 - 1; {8504#true} is VALID [2020-07-11 01:10:55,580 INFO L280 TraceCheckUtils]: 69: Hoare triple {8504#true} havoc #t~post10; {8504#true} is VALID [2020-07-11 01:10:55,580 INFO L280 TraceCheckUtils]: 70: Hoare triple {8504#true} assume !(~index > 0); {8504#true} is VALID [2020-07-11 01:10:55,581 INFO L280 TraceCheckUtils]: 71: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {8504#true} is VALID [2020-07-11 01:10:55,581 INFO L280 TraceCheckUtils]: 72: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-11 01:10:55,582 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {8504#true} {8555#(<= main_~i~0 1)} #188#return; {8555#(<= main_~i~0 1)} is VALID [2020-07-11 01:10:55,583 INFO L280 TraceCheckUtils]: 74: Hoare triple {8555#(<= main_~i~0 1)} #t~post12 := ~i~0; {8570#(<= |main_#t~post12| 1)} is VALID [2020-07-11 01:10:55,583 INFO L280 TraceCheckUtils]: 75: Hoare triple {8570#(<= |main_#t~post12| 1)} ~i~0 := #t~post12 - 1; {8571#(<= main_~i~0 0)} is VALID [2020-07-11 01:10:55,584 INFO L280 TraceCheckUtils]: 76: Hoare triple {8571#(<= main_~i~0 0)} havoc #t~post12; {8571#(<= main_~i~0 0)} is VALID [2020-07-11 01:10:55,585 INFO L280 TraceCheckUtils]: 77: Hoare triple {8571#(<= main_~i~0 0)} assume !!(~i~0 >= 0); {8571#(<= main_~i~0 0)} is VALID [2020-07-11 01:10:55,585 INFO L280 TraceCheckUtils]: 78: Hoare triple {8571#(<= main_~i~0 0)} ~new_data~0 := ~i~0 + ~len~0; {8571#(<= main_~i~0 0)} is VALID [2020-07-11 01:10:55,587 INFO L263 TraceCheckUtils]: 79: Hoare triple {8571#(<= main_~i~0 0)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {8621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:55,587 INFO L280 TraceCheckUtils]: 80: Hoare triple {8621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-11 01:10:55,588 INFO L280 TraceCheckUtils]: 81: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-11 01:10:55,589 INFO L280 TraceCheckUtils]: 82: Hoare triple {8504#true} ~index := #in~index; {8622#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-11 01:10:55,590 INFO L280 TraceCheckUtils]: 83: Hoare triple {8622#(= |sll_update_at_#in~index| sll_update_at_~index)} assume !!(~index > 0); {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,591 INFO L280 TraceCheckUtils]: 84: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,591 INFO L280 TraceCheckUtils]: 85: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,592 INFO L280 TraceCheckUtils]: 86: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} havoc #t~mem9.base, #t~mem9.offset; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,592 INFO L280 TraceCheckUtils]: 87: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} #t~post10 := ~index; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,593 INFO L280 TraceCheckUtils]: 88: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,594 INFO L280 TraceCheckUtils]: 89: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} havoc #t~post10; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,594 INFO L280 TraceCheckUtils]: 90: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} assume !(~index > 0); {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,595 INFO L280 TraceCheckUtils]: 91: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,595 INFO L280 TraceCheckUtils]: 92: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} assume true; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:55,597 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {8623#(<= 1 |sll_update_at_#in~index|)} {8571#(<= main_~i~0 0)} #188#return; {8505#false} is VALID [2020-07-11 01:10:55,597 INFO L280 TraceCheckUtils]: 94: Hoare triple {8505#false} #t~post12 := ~i~0; {8505#false} is VALID [2020-07-11 01:10:55,597 INFO L280 TraceCheckUtils]: 95: Hoare triple {8505#false} ~i~0 := #t~post12 - 1; {8505#false} is VALID [2020-07-11 01:10:55,598 INFO L280 TraceCheckUtils]: 96: Hoare triple {8505#false} havoc #t~post12; {8505#false} is VALID [2020-07-11 01:10:55,598 INFO L280 TraceCheckUtils]: 97: Hoare triple {8505#false} assume !(~i~0 >= 0); {8505#false} is VALID [2020-07-11 01:10:55,598 INFO L280 TraceCheckUtils]: 98: Hoare triple {8505#false} ~i~0 := ~len~0 - 1; {8505#false} is VALID [2020-07-11 01:10:55,598 INFO L280 TraceCheckUtils]: 99: Hoare triple {8505#false} assume !!(~i~0 >= 0); {8505#false} is VALID [2020-07-11 01:10:55,598 INFO L280 TraceCheckUtils]: 100: Hoare triple {8505#false} ~expected~0 := ~i~0 + ~len~0; {8505#false} is VALID [2020-07-11 01:10:55,599 INFO L263 TraceCheckUtils]: 101: Hoare triple {8505#false} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {8504#true} is VALID [2020-07-11 01:10:55,599 INFO L280 TraceCheckUtils]: 102: Hoare triple {8504#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-11 01:10:55,599 INFO L280 TraceCheckUtils]: 103: Hoare triple {8504#true} ~index := #in~index; {8504#true} is VALID [2020-07-11 01:10:55,599 INFO L280 TraceCheckUtils]: 104: Hoare triple {8504#true} assume !!(~index > 0); {8504#true} is VALID [2020-07-11 01:10:55,599 INFO L280 TraceCheckUtils]: 105: Hoare triple {8504#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {8504#true} is VALID [2020-07-11 01:10:55,599 INFO L280 TraceCheckUtils]: 106: Hoare triple {8504#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {8504#true} is VALID [2020-07-11 01:10:55,600 INFO L280 TraceCheckUtils]: 107: Hoare triple {8504#true} havoc #t~mem6.base, #t~mem6.offset; {8504#true} is VALID [2020-07-11 01:10:55,600 INFO L280 TraceCheckUtils]: 108: Hoare triple {8504#true} #t~post7 := ~index; {8504#true} is VALID [2020-07-11 01:10:55,600 INFO L280 TraceCheckUtils]: 109: Hoare triple {8504#true} ~index := #t~post7 - 1; {8504#true} is VALID [2020-07-11 01:10:55,600 INFO L280 TraceCheckUtils]: 110: Hoare triple {8504#true} havoc #t~post7; {8504#true} is VALID [2020-07-11 01:10:55,600 INFO L280 TraceCheckUtils]: 111: Hoare triple {8504#true} assume !(~index > 0); {8504#true} is VALID [2020-07-11 01:10:55,601 INFO L280 TraceCheckUtils]: 112: Hoare triple {8504#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {8504#true} is VALID [2020-07-11 01:10:55,601 INFO L280 TraceCheckUtils]: 113: Hoare triple {8504#true} #res := #t~mem8; {8504#true} is VALID [2020-07-11 01:10:55,601 INFO L280 TraceCheckUtils]: 114: Hoare triple {8504#true} havoc #t~mem8; {8504#true} is VALID [2020-07-11 01:10:55,601 INFO L280 TraceCheckUtils]: 115: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-11 01:10:55,601 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {8504#true} {8505#false} #190#return; {8505#false} is VALID [2020-07-11 01:10:55,601 INFO L280 TraceCheckUtils]: 117: Hoare triple {8505#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {8505#false} is VALID [2020-07-11 01:10:55,602 INFO L280 TraceCheckUtils]: 118: Hoare triple {8505#false} assume ~expected~0 != #t~ret14; {8505#false} is VALID [2020-07-11 01:10:55,602 INFO L280 TraceCheckUtils]: 119: Hoare triple {8505#false} havoc #t~ret14; {8505#false} is VALID [2020-07-11 01:10:55,602 INFO L280 TraceCheckUtils]: 120: Hoare triple {8505#false} assume !false; {8505#false} is VALID [2020-07-11 01:10:55,614 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 21 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-07-11 01:10:55,615 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1817811030] [2020-07-11 01:10:55,615 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-11 01:10:55,615 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-07-11 01:10:55,615 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284919936] [2020-07-11 01:10:55,616 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-11 01:10:55,617 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-11 01:10:55,617 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-11 01:10:55,718 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 101 edges. 101 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:55,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-11 01:10:55,719 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-11 01:10:55,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-11 01:10:55,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-11 01:10:55,720 INFO L87 Difference]: Start difference. First operand 147 states and 164 transitions. Second operand 11 states. [2020-07-11 01:10:57,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:57,967 INFO L93 Difference]: Finished difference Result 231 states and 256 transitions. [2020-07-11 01:10:57,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-11 01:10:57,968 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-11 01:10:57,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-11 01:10:57,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-11 01:10:57,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 168 transitions. [2020-07-11 01:10:57,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-11 01:10:57,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 168 transitions. [2020-07-11 01:10:57,975 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 168 transitions. [2020-07-11 01:10:58,190 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 168 edges. 168 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:58,194 INFO L225 Difference]: With dead ends: 231 [2020-07-11 01:10:58,194 INFO L226 Difference]: Without dead ends: 155 [2020-07-11 01:10:58,195 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=94, Invalid=368, Unknown=0, NotChecked=0, Total=462 [2020-07-11 01:10:58,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-07-11 01:10:58,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 147. [2020-07-11 01:10:58,768 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-11 01:10:58,768 INFO L82 GeneralOperation]: Start isEquivalent. First operand 155 states. Second operand 147 states. [2020-07-11 01:10:58,768 INFO L74 IsIncluded]: Start isIncluded. First operand 155 states. Second operand 147 states. [2020-07-11 01:10:58,768 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 147 states. [2020-07-11 01:10:58,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:58,774 INFO L93 Difference]: Finished difference Result 155 states and 168 transitions. [2020-07-11 01:10:58,774 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 168 transitions. [2020-07-11 01:10:58,775 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:58,775 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:58,775 INFO L74 IsIncluded]: Start isIncluded. First operand 147 states. Second operand 155 states. [2020-07-11 01:10:58,775 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 155 states. [2020-07-11 01:10:58,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:10:58,780 INFO L93 Difference]: Finished difference Result 155 states and 168 transitions. [2020-07-11 01:10:58,780 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 168 transitions. [2020-07-11 01:10:58,780 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:10:58,781 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:10:58,781 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-11 01:10:58,781 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-11 01:10:58,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-07-11 01:10:58,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 160 transitions. [2020-07-11 01:10:58,785 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 160 transitions. Word has length 121 [2020-07-11 01:10:58,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-11 01:10:58,785 INFO L479 AbstractCegarLoop]: Abstraction has 147 states and 160 transitions. [2020-07-11 01:10:58,785 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-11 01:10:58,785 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 147 states and 160 transitions. [2020-07-11 01:10:59,203 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 160 edges. 160 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:59,204 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 160 transitions. [2020-07-11 01:10:59,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-07-11 01:10:59,206 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 01:10:59,207 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] [2020-07-11 01:10:59,207 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-11 01:10:59,207 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 01:10:59,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 01:10:59,208 INFO L82 PathProgramCache]: Analyzing trace with hash 844548283, now seen corresponding path program 4 times [2020-07-11 01:10:59,208 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 01:10:59,208 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [886853859] [2020-07-11 01:10:59,209 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 01:10:59,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:59,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:59,299 INFO L280 TraceCheckUtils]: 0: Hoare triple {9810#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {9715#true} is VALID [2020-07-11 01:10:59,299 INFO L280 TraceCheckUtils]: 1: Hoare triple {9715#true} #valid := #valid[0 := 0]; {9715#true} is VALID [2020-07-11 01:10:59,299 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} assume 0 < #StackHeapBarrier; {9715#true} is VALID [2020-07-11 01:10:59,300 INFO L280 TraceCheckUtils]: 3: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-11 01:10:59,300 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9715#true} {9715#true} #194#return; {9715#true} is VALID [2020-07-11 01:10:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:59,374 INFO L280 TraceCheckUtils]: 0: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9715#true} is VALID [2020-07-11 01:10:59,375 INFO L280 TraceCheckUtils]: 1: Hoare triple {9715#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9715#true} is VALID [2020-07-11 01:10:59,375 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9715#true} is VALID [2020-07-11 01:10:59,375 INFO L280 TraceCheckUtils]: 3: Hoare triple {9715#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9715#true} is VALID [2020-07-11 01:10:59,375 INFO L280 TraceCheckUtils]: 4: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9715#true} is VALID [2020-07-11 01:10:59,376 INFO L280 TraceCheckUtils]: 5: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9715#true} is VALID [2020-07-11 01:10:59,376 INFO L280 TraceCheckUtils]: 6: Hoare triple {9715#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9715#true} is VALID [2020-07-11 01:10:59,376 INFO L280 TraceCheckUtils]: 7: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-11 01:10:59,376 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9715#true} {9715#true} #182#return; {9715#true} is VALID [2020-07-11 01:10:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:59,381 INFO L280 TraceCheckUtils]: 0: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9715#true} is VALID [2020-07-11 01:10:59,382 INFO L280 TraceCheckUtils]: 1: Hoare triple {9715#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9715#true} is VALID [2020-07-11 01:10:59,382 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9715#true} is VALID [2020-07-11 01:10:59,382 INFO L280 TraceCheckUtils]: 3: Hoare triple {9715#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9715#true} is VALID [2020-07-11 01:10:59,383 INFO L280 TraceCheckUtils]: 4: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9715#true} is VALID [2020-07-11 01:10:59,383 INFO L280 TraceCheckUtils]: 5: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9715#true} is VALID [2020-07-11 01:10:59,383 INFO L280 TraceCheckUtils]: 6: Hoare triple {9715#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9715#true} is VALID [2020-07-11 01:10:59,383 INFO L280 TraceCheckUtils]: 7: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-11 01:10:59,383 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9715#true} {9715#true} #182#return; {9715#true} is VALID [2020-07-11 01:10:59,384 INFO L280 TraceCheckUtils]: 0: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {9715#true} is VALID [2020-07-11 01:10:59,384 INFO L280 TraceCheckUtils]: 1: Hoare triple {9715#true} ~data := #in~data; {9715#true} is VALID [2020-07-11 01:10:59,384 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} ~head~0.base, ~head~0.offset := 0, 0; {9715#true} is VALID [2020-07-11 01:10:59,384 INFO L280 TraceCheckUtils]: 3: Hoare triple {9715#true} assume !!(~len > 0); {9715#true} is VALID [2020-07-11 01:10:59,385 INFO L263 TraceCheckUtils]: 4: Hoare triple {9715#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:59,386 INFO L280 TraceCheckUtils]: 5: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9715#true} is VALID [2020-07-11 01:10:59,386 INFO L280 TraceCheckUtils]: 6: Hoare triple {9715#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9715#true} is VALID [2020-07-11 01:10:59,386 INFO L280 TraceCheckUtils]: 7: Hoare triple {9715#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9715#true} is VALID [2020-07-11 01:10:59,386 INFO L280 TraceCheckUtils]: 8: Hoare triple {9715#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9715#true} is VALID [2020-07-11 01:10:59,386 INFO L280 TraceCheckUtils]: 9: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9715#true} is VALID [2020-07-11 01:10:59,386 INFO L280 TraceCheckUtils]: 10: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9715#true} is VALID [2020-07-11 01:10:59,387 INFO L280 TraceCheckUtils]: 11: Hoare triple {9715#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9715#true} is VALID [2020-07-11 01:10:59,387 INFO L280 TraceCheckUtils]: 12: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-11 01:10:59,387 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {9715#true} {9715#true} #182#return; {9715#true} is VALID [2020-07-11 01:10:59,387 INFO L280 TraceCheckUtils]: 14: Hoare triple {9715#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-11 01:10:59,387 INFO L280 TraceCheckUtils]: 15: Hoare triple {9715#true} havoc #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-11 01:10:59,388 INFO L280 TraceCheckUtils]: 16: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {9715#true} is VALID [2020-07-11 01:10:59,388 INFO L280 TraceCheckUtils]: 17: Hoare triple {9715#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {9715#true} is VALID [2020-07-11 01:10:59,388 INFO L280 TraceCheckUtils]: 18: Hoare triple {9715#true} #t~post3 := ~len; {9715#true} is VALID [2020-07-11 01:10:59,388 INFO L280 TraceCheckUtils]: 19: Hoare triple {9715#true} ~len := #t~post3 - 1; {9715#true} is VALID [2020-07-11 01:10:59,388 INFO L280 TraceCheckUtils]: 20: Hoare triple {9715#true} havoc #t~post3; {9715#true} is VALID [2020-07-11 01:10:59,389 INFO L280 TraceCheckUtils]: 21: Hoare triple {9715#true} assume !!(~len > 0); {9715#true} is VALID [2020-07-11 01:10:59,390 INFO L263 TraceCheckUtils]: 22: Hoare triple {9715#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:59,390 INFO L280 TraceCheckUtils]: 23: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9715#true} is VALID [2020-07-11 01:10:59,390 INFO L280 TraceCheckUtils]: 24: Hoare triple {9715#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9715#true} is VALID [2020-07-11 01:10:59,390 INFO L280 TraceCheckUtils]: 25: Hoare triple {9715#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9715#true} is VALID [2020-07-11 01:10:59,391 INFO L280 TraceCheckUtils]: 26: Hoare triple {9715#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9715#true} is VALID [2020-07-11 01:10:59,391 INFO L280 TraceCheckUtils]: 27: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9715#true} is VALID [2020-07-11 01:10:59,391 INFO L280 TraceCheckUtils]: 28: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9715#true} is VALID [2020-07-11 01:10:59,391 INFO L280 TraceCheckUtils]: 29: Hoare triple {9715#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9715#true} is VALID [2020-07-11 01:10:59,391 INFO L280 TraceCheckUtils]: 30: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-11 01:10:59,392 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {9715#true} {9715#true} #182#return; {9715#true} is VALID [2020-07-11 01:10:59,392 INFO L280 TraceCheckUtils]: 32: Hoare triple {9715#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-11 01:10:59,392 INFO L280 TraceCheckUtils]: 33: Hoare triple {9715#true} havoc #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-11 01:10:59,392 INFO L280 TraceCheckUtils]: 34: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {9715#true} is VALID [2020-07-11 01:10:59,392 INFO L280 TraceCheckUtils]: 35: Hoare triple {9715#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {9715#true} is VALID [2020-07-11 01:10:59,392 INFO L280 TraceCheckUtils]: 36: Hoare triple {9715#true} #t~post3 := ~len; {9715#true} is VALID [2020-07-11 01:10:59,393 INFO L280 TraceCheckUtils]: 37: Hoare triple {9715#true} ~len := #t~post3 - 1; {9715#true} is VALID [2020-07-11 01:10:59,393 INFO L280 TraceCheckUtils]: 38: Hoare triple {9715#true} havoc #t~post3; {9715#true} is VALID [2020-07-11 01:10:59,393 INFO L280 TraceCheckUtils]: 39: Hoare triple {9715#true} assume !(~len > 0); {9715#true} is VALID [2020-07-11 01:10:59,393 INFO L280 TraceCheckUtils]: 40: Hoare triple {9715#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {9715#true} is VALID [2020-07-11 01:10:59,393 INFO L280 TraceCheckUtils]: 41: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-11 01:10:59,394 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {9715#true} {9722#(<= main_~len~0 2)} #186#return; {9722#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:59,511 INFO L280 TraceCheckUtils]: 0: Hoare triple {9830#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9715#true} is VALID [2020-07-11 01:10:59,512 INFO L280 TraceCheckUtils]: 1: Hoare triple {9715#true} ~data := #in~data; {9715#true} is VALID [2020-07-11 01:10:59,512 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} ~index := #in~index; {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-11 01:10:59,513 INFO L280 TraceCheckUtils]: 3: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} assume !!(~index > 0); {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-11 01:10:59,514 INFO L280 TraceCheckUtils]: 4: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-11 01:10:59,515 INFO L280 TraceCheckUtils]: 5: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-11 01:10:59,516 INFO L280 TraceCheckUtils]: 6: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} havoc #t~mem9.base, #t~mem9.offset; {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-11 01:10:59,517 INFO L280 TraceCheckUtils]: 7: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} #t~post10 := ~index; {9832#(<= |sll_update_at_#t~post10| |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,518 INFO L280 TraceCheckUtils]: 8: Hoare triple {9832#(<= |sll_update_at_#t~post10| |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,519 INFO L280 TraceCheckUtils]: 9: Hoare triple {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} havoc #t~post10; {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,520 INFO L280 TraceCheckUtils]: 10: Hoare triple {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} assume !!(~index > 0); {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,521 INFO L280 TraceCheckUtils]: 11: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,521 INFO L280 TraceCheckUtils]: 12: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,522 INFO L280 TraceCheckUtils]: 13: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} havoc #t~mem9.base, #t~mem9.offset; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,523 INFO L280 TraceCheckUtils]: 14: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} #t~post10 := ~index; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,524 INFO L280 TraceCheckUtils]: 15: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,524 INFO L280 TraceCheckUtils]: 16: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} havoc #t~post10; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,525 INFO L280 TraceCheckUtils]: 17: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} assume !(~index > 0); {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,525 INFO L280 TraceCheckUtils]: 18: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,526 INFO L280 TraceCheckUtils]: 19: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} assume true; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,527 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9834#(<= 2 |sll_update_at_#in~index|)} {9766#(<= main_~i~0 1)} #188#return; {9716#false} is VALID [2020-07-11 01:10:59,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:59,533 INFO L280 TraceCheckUtils]: 0: Hoare triple {9830#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9715#true} is VALID [2020-07-11 01:10:59,533 INFO L280 TraceCheckUtils]: 1: Hoare triple {9715#true} ~data := #in~data; {9715#true} is VALID [2020-07-11 01:10:59,534 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} ~index := #in~index; {9715#true} is VALID [2020-07-11 01:10:59,534 INFO L280 TraceCheckUtils]: 3: Hoare triple {9715#true} assume !(~index > 0); {9715#true} is VALID [2020-07-11 01:10:59,534 INFO L280 TraceCheckUtils]: 4: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {9715#true} is VALID [2020-07-11 01:10:59,534 INFO L280 TraceCheckUtils]: 5: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-11 01:10:59,535 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {9715#true} {9716#false} #188#return; {9716#false} is VALID [2020-07-11 01:10:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:10:59,541 INFO L280 TraceCheckUtils]: 0: Hoare triple {9715#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9715#true} is VALID [2020-07-11 01:10:59,541 INFO L280 TraceCheckUtils]: 1: Hoare triple {9715#true} ~index := #in~index; {9715#true} is VALID [2020-07-11 01:10:59,541 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} assume !!(~index > 0); {9715#true} is VALID [2020-07-11 01:10:59,542 INFO L280 TraceCheckUtils]: 3: Hoare triple {9715#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {9715#true} is VALID [2020-07-11 01:10:59,542 INFO L280 TraceCheckUtils]: 4: Hoare triple {9715#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {9715#true} is VALID [2020-07-11 01:10:59,542 INFO L280 TraceCheckUtils]: 5: Hoare triple {9715#true} havoc #t~mem6.base, #t~mem6.offset; {9715#true} is VALID [2020-07-11 01:10:59,543 INFO L280 TraceCheckUtils]: 6: Hoare triple {9715#true} #t~post7 := ~index; {9715#true} is VALID [2020-07-11 01:10:59,543 INFO L280 TraceCheckUtils]: 7: Hoare triple {9715#true} ~index := #t~post7 - 1; {9715#true} is VALID [2020-07-11 01:10:59,543 INFO L280 TraceCheckUtils]: 8: Hoare triple {9715#true} havoc #t~post7; {9715#true} is VALID [2020-07-11 01:10:59,543 INFO L280 TraceCheckUtils]: 9: Hoare triple {9715#true} assume !(~index > 0); {9715#true} is VALID [2020-07-11 01:10:59,544 INFO L280 TraceCheckUtils]: 10: Hoare triple {9715#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {9715#true} is VALID [2020-07-11 01:10:59,544 INFO L280 TraceCheckUtils]: 11: Hoare triple {9715#true} #res := #t~mem8; {9715#true} is VALID [2020-07-11 01:10:59,544 INFO L280 TraceCheckUtils]: 12: Hoare triple {9715#true} havoc #t~mem8; {9715#true} is VALID [2020-07-11 01:10:59,544 INFO L280 TraceCheckUtils]: 13: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-11 01:10:59,545 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {9715#true} {9716#false} #190#return; {9716#false} is VALID [2020-07-11 01:10:59,546 INFO L263 TraceCheckUtils]: 0: Hoare triple {9715#true} call ULTIMATE.init(); {9810#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-11 01:10:59,546 INFO L280 TraceCheckUtils]: 1: Hoare triple {9810#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {9715#true} is VALID [2020-07-11 01:10:59,547 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} #valid := #valid[0 := 0]; {9715#true} is VALID [2020-07-11 01:10:59,547 INFO L280 TraceCheckUtils]: 3: Hoare triple {9715#true} assume 0 < #StackHeapBarrier; {9715#true} is VALID [2020-07-11 01:10:59,547 INFO L280 TraceCheckUtils]: 4: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-11 01:10:59,548 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {9715#true} {9715#true} #194#return; {9715#true} is VALID [2020-07-11 01:10:59,548 INFO L263 TraceCheckUtils]: 6: Hoare triple {9715#true} call #t~ret15 := main(); {9715#true} is VALID [2020-07-11 01:10:59,549 INFO L280 TraceCheckUtils]: 7: Hoare triple {9715#true} ~len~0 := 2; {9722#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:59,549 INFO L280 TraceCheckUtils]: 8: Hoare triple {9722#(<= main_~len~0 2)} ~data~0 := 1; {9722#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:59,551 INFO L263 TraceCheckUtils]: 9: Hoare triple {9722#(<= main_~len~0 2)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:59,551 INFO L280 TraceCheckUtils]: 10: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {9715#true} is VALID [2020-07-11 01:10:59,551 INFO L280 TraceCheckUtils]: 11: Hoare triple {9715#true} ~data := #in~data; {9715#true} is VALID [2020-07-11 01:10:59,551 INFO L280 TraceCheckUtils]: 12: Hoare triple {9715#true} ~head~0.base, ~head~0.offset := 0, 0; {9715#true} is VALID [2020-07-11 01:10:59,552 INFO L280 TraceCheckUtils]: 13: Hoare triple {9715#true} assume !!(~len > 0); {9715#true} is VALID [2020-07-11 01:10:59,553 INFO L263 TraceCheckUtils]: 14: Hoare triple {9715#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:59,553 INFO L280 TraceCheckUtils]: 15: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9715#true} is VALID [2020-07-11 01:10:59,553 INFO L280 TraceCheckUtils]: 16: Hoare triple {9715#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9715#true} is VALID [2020-07-11 01:10:59,553 INFO L280 TraceCheckUtils]: 17: Hoare triple {9715#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9715#true} is VALID [2020-07-11 01:10:59,553 INFO L280 TraceCheckUtils]: 18: Hoare triple {9715#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9715#true} is VALID [2020-07-11 01:10:59,554 INFO L280 TraceCheckUtils]: 19: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9715#true} is VALID [2020-07-11 01:10:59,554 INFO L280 TraceCheckUtils]: 20: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9715#true} is VALID [2020-07-11 01:10:59,554 INFO L280 TraceCheckUtils]: 21: Hoare triple {9715#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9715#true} is VALID [2020-07-11 01:10:59,554 INFO L280 TraceCheckUtils]: 22: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-11 01:10:59,554 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {9715#true} {9715#true} #182#return; {9715#true} is VALID [2020-07-11 01:10:59,554 INFO L280 TraceCheckUtils]: 24: Hoare triple {9715#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-11 01:10:59,555 INFO L280 TraceCheckUtils]: 25: Hoare triple {9715#true} havoc #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-11 01:10:59,555 INFO L280 TraceCheckUtils]: 26: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {9715#true} is VALID [2020-07-11 01:10:59,555 INFO L280 TraceCheckUtils]: 27: Hoare triple {9715#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {9715#true} is VALID [2020-07-11 01:10:59,555 INFO L280 TraceCheckUtils]: 28: Hoare triple {9715#true} #t~post3 := ~len; {9715#true} is VALID [2020-07-11 01:10:59,555 INFO L280 TraceCheckUtils]: 29: Hoare triple {9715#true} ~len := #t~post3 - 1; {9715#true} is VALID [2020-07-11 01:10:59,555 INFO L280 TraceCheckUtils]: 30: Hoare triple {9715#true} havoc #t~post3; {9715#true} is VALID [2020-07-11 01:10:59,556 INFO L280 TraceCheckUtils]: 31: Hoare triple {9715#true} assume !!(~len > 0); {9715#true} is VALID [2020-07-11 01:10:59,557 INFO L263 TraceCheckUtils]: 32: Hoare triple {9715#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:59,558 INFO L280 TraceCheckUtils]: 33: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9715#true} is VALID [2020-07-11 01:10:59,558 INFO L280 TraceCheckUtils]: 34: Hoare triple {9715#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9715#true} is VALID [2020-07-11 01:10:59,558 INFO L280 TraceCheckUtils]: 35: Hoare triple {9715#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9715#true} is VALID [2020-07-11 01:10:59,558 INFO L280 TraceCheckUtils]: 36: Hoare triple {9715#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9715#true} is VALID [2020-07-11 01:10:59,559 INFO L280 TraceCheckUtils]: 37: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9715#true} is VALID [2020-07-11 01:10:59,559 INFO L280 TraceCheckUtils]: 38: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9715#true} is VALID [2020-07-11 01:10:59,559 INFO L280 TraceCheckUtils]: 39: Hoare triple {9715#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9715#true} is VALID [2020-07-11 01:10:59,559 INFO L280 TraceCheckUtils]: 40: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-11 01:10:59,559 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {9715#true} {9715#true} #182#return; {9715#true} is VALID [2020-07-11 01:10:59,560 INFO L280 TraceCheckUtils]: 42: Hoare triple {9715#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-11 01:10:59,560 INFO L280 TraceCheckUtils]: 43: Hoare triple {9715#true} havoc #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-11 01:10:59,560 INFO L280 TraceCheckUtils]: 44: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {9715#true} is VALID [2020-07-11 01:10:59,560 INFO L280 TraceCheckUtils]: 45: Hoare triple {9715#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {9715#true} is VALID [2020-07-11 01:10:59,561 INFO L280 TraceCheckUtils]: 46: Hoare triple {9715#true} #t~post3 := ~len; {9715#true} is VALID [2020-07-11 01:10:59,561 INFO L280 TraceCheckUtils]: 47: Hoare triple {9715#true} ~len := #t~post3 - 1; {9715#true} is VALID [2020-07-11 01:10:59,561 INFO L280 TraceCheckUtils]: 48: Hoare triple {9715#true} havoc #t~post3; {9715#true} is VALID [2020-07-11 01:10:59,561 INFO L280 TraceCheckUtils]: 49: Hoare triple {9715#true} assume !(~len > 0); {9715#true} is VALID [2020-07-11 01:10:59,562 INFO L280 TraceCheckUtils]: 50: Hoare triple {9715#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {9715#true} is VALID [2020-07-11 01:10:59,562 INFO L280 TraceCheckUtils]: 51: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-11 01:10:59,563 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {9715#true} {9722#(<= main_~len~0 2)} #186#return; {9722#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:59,564 INFO L280 TraceCheckUtils]: 53: Hoare triple {9722#(<= main_~len~0 2)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {9722#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:59,565 INFO L280 TraceCheckUtils]: 54: Hoare triple {9722#(<= main_~len~0 2)} havoc #t~ret11.base, #t~ret11.offset; {9722#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:59,566 INFO L280 TraceCheckUtils]: 55: Hoare triple {9722#(<= main_~len~0 2)} havoc ~i~0; {9722#(<= main_~len~0 2)} is VALID [2020-07-11 01:10:59,567 INFO L280 TraceCheckUtils]: 56: Hoare triple {9722#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {9766#(<= main_~i~0 1)} is VALID [2020-07-11 01:10:59,568 INFO L280 TraceCheckUtils]: 57: Hoare triple {9766#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {9766#(<= main_~i~0 1)} is VALID [2020-07-11 01:10:59,568 INFO L280 TraceCheckUtils]: 58: Hoare triple {9766#(<= main_~i~0 1)} ~new_data~0 := ~i~0 + ~len~0; {9766#(<= main_~i~0 1)} is VALID [2020-07-11 01:10:59,570 INFO L263 TraceCheckUtils]: 59: Hoare triple {9766#(<= main_~i~0 1)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {9830#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:59,570 INFO L280 TraceCheckUtils]: 60: Hoare triple {9830#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9715#true} is VALID [2020-07-11 01:10:59,571 INFO L280 TraceCheckUtils]: 61: Hoare triple {9715#true} ~data := #in~data; {9715#true} is VALID [2020-07-11 01:10:59,571 INFO L280 TraceCheckUtils]: 62: Hoare triple {9715#true} ~index := #in~index; {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-11 01:10:59,572 INFO L280 TraceCheckUtils]: 63: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} assume !!(~index > 0); {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-11 01:10:59,573 INFO L280 TraceCheckUtils]: 64: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-11 01:10:59,574 INFO L280 TraceCheckUtils]: 65: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-11 01:10:59,575 INFO L280 TraceCheckUtils]: 66: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} havoc #t~mem9.base, #t~mem9.offset; {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-11 01:10:59,575 INFO L280 TraceCheckUtils]: 67: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} #t~post10 := ~index; {9832#(<= |sll_update_at_#t~post10| |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,576 INFO L280 TraceCheckUtils]: 68: Hoare triple {9832#(<= |sll_update_at_#t~post10| |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,577 INFO L280 TraceCheckUtils]: 69: Hoare triple {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} havoc #t~post10; {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,578 INFO L280 TraceCheckUtils]: 70: Hoare triple {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} assume !!(~index > 0); {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,578 INFO L280 TraceCheckUtils]: 71: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,579 INFO L280 TraceCheckUtils]: 72: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,579 INFO L280 TraceCheckUtils]: 73: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} havoc #t~mem9.base, #t~mem9.offset; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,580 INFO L280 TraceCheckUtils]: 74: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} #t~post10 := ~index; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,581 INFO L280 TraceCheckUtils]: 75: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,581 INFO L280 TraceCheckUtils]: 76: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} havoc #t~post10; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,582 INFO L280 TraceCheckUtils]: 77: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} assume !(~index > 0); {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,582 INFO L280 TraceCheckUtils]: 78: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,583 INFO L280 TraceCheckUtils]: 79: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} assume true; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-11 01:10:59,585 INFO L275 TraceCheckUtils]: 80: Hoare quadruple {9834#(<= 2 |sll_update_at_#in~index|)} {9766#(<= main_~i~0 1)} #188#return; {9716#false} is VALID [2020-07-11 01:10:59,585 INFO L280 TraceCheckUtils]: 81: Hoare triple {9716#false} #t~post12 := ~i~0; {9716#false} is VALID [2020-07-11 01:10:59,585 INFO L280 TraceCheckUtils]: 82: Hoare triple {9716#false} ~i~0 := #t~post12 - 1; {9716#false} is VALID [2020-07-11 01:10:59,585 INFO L280 TraceCheckUtils]: 83: Hoare triple {9716#false} havoc #t~post12; {9716#false} is VALID [2020-07-11 01:10:59,586 INFO L280 TraceCheckUtils]: 84: Hoare triple {9716#false} assume !!(~i~0 >= 0); {9716#false} is VALID [2020-07-11 01:10:59,586 INFO L280 TraceCheckUtils]: 85: Hoare triple {9716#false} ~new_data~0 := ~i~0 + ~len~0; {9716#false} is VALID [2020-07-11 01:10:59,586 INFO L263 TraceCheckUtils]: 86: Hoare triple {9716#false} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {9830#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:10:59,587 INFO L280 TraceCheckUtils]: 87: Hoare triple {9830#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9715#true} is VALID [2020-07-11 01:10:59,587 INFO L280 TraceCheckUtils]: 88: Hoare triple {9715#true} ~data := #in~data; {9715#true} is VALID [2020-07-11 01:10:59,587 INFO L280 TraceCheckUtils]: 89: Hoare triple {9715#true} ~index := #in~index; {9715#true} is VALID [2020-07-11 01:10:59,587 INFO L280 TraceCheckUtils]: 90: Hoare triple {9715#true} assume !(~index > 0); {9715#true} is VALID [2020-07-11 01:10:59,588 INFO L280 TraceCheckUtils]: 91: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {9715#true} is VALID [2020-07-11 01:10:59,588 INFO L280 TraceCheckUtils]: 92: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-11 01:10:59,588 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {9715#true} {9716#false} #188#return; {9716#false} is VALID [2020-07-11 01:10:59,588 INFO L280 TraceCheckUtils]: 94: Hoare triple {9716#false} #t~post12 := ~i~0; {9716#false} is VALID [2020-07-11 01:10:59,589 INFO L280 TraceCheckUtils]: 95: Hoare triple {9716#false} ~i~0 := #t~post12 - 1; {9716#false} is VALID [2020-07-11 01:10:59,589 INFO L280 TraceCheckUtils]: 96: Hoare triple {9716#false} havoc #t~post12; {9716#false} is VALID [2020-07-11 01:10:59,589 INFO L280 TraceCheckUtils]: 97: Hoare triple {9716#false} assume !(~i~0 >= 0); {9716#false} is VALID [2020-07-11 01:10:59,589 INFO L280 TraceCheckUtils]: 98: Hoare triple {9716#false} ~i~0 := ~len~0 - 1; {9716#false} is VALID [2020-07-11 01:10:59,590 INFO L280 TraceCheckUtils]: 99: Hoare triple {9716#false} assume !!(~i~0 >= 0); {9716#false} is VALID [2020-07-11 01:10:59,590 INFO L280 TraceCheckUtils]: 100: Hoare triple {9716#false} ~expected~0 := ~i~0 + ~len~0; {9716#false} is VALID [2020-07-11 01:10:59,590 INFO L263 TraceCheckUtils]: 101: Hoare triple {9716#false} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {9715#true} is VALID [2020-07-11 01:10:59,591 INFO L280 TraceCheckUtils]: 102: Hoare triple {9715#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9715#true} is VALID [2020-07-11 01:10:59,591 INFO L280 TraceCheckUtils]: 103: Hoare triple {9715#true} ~index := #in~index; {9715#true} is VALID [2020-07-11 01:10:59,591 INFO L280 TraceCheckUtils]: 104: Hoare triple {9715#true} assume !!(~index > 0); {9715#true} is VALID [2020-07-11 01:10:59,591 INFO L280 TraceCheckUtils]: 105: Hoare triple {9715#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {9715#true} is VALID [2020-07-11 01:10:59,592 INFO L280 TraceCheckUtils]: 106: Hoare triple {9715#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {9715#true} is VALID [2020-07-11 01:10:59,592 INFO L280 TraceCheckUtils]: 107: Hoare triple {9715#true} havoc #t~mem6.base, #t~mem6.offset; {9715#true} is VALID [2020-07-11 01:10:59,592 INFO L280 TraceCheckUtils]: 108: Hoare triple {9715#true} #t~post7 := ~index; {9715#true} is VALID [2020-07-11 01:10:59,592 INFO L280 TraceCheckUtils]: 109: Hoare triple {9715#true} ~index := #t~post7 - 1; {9715#true} is VALID [2020-07-11 01:10:59,593 INFO L280 TraceCheckUtils]: 110: Hoare triple {9715#true} havoc #t~post7; {9715#true} is VALID [2020-07-11 01:10:59,593 INFO L280 TraceCheckUtils]: 111: Hoare triple {9715#true} assume !(~index > 0); {9715#true} is VALID [2020-07-11 01:10:59,593 INFO L280 TraceCheckUtils]: 112: Hoare triple {9715#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {9715#true} is VALID [2020-07-11 01:10:59,593 INFO L280 TraceCheckUtils]: 113: Hoare triple {9715#true} #res := #t~mem8; {9715#true} is VALID [2020-07-11 01:10:59,594 INFO L280 TraceCheckUtils]: 114: Hoare triple {9715#true} havoc #t~mem8; {9715#true} is VALID [2020-07-11 01:10:59,594 INFO L280 TraceCheckUtils]: 115: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-11 01:10:59,594 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {9715#true} {9716#false} #190#return; {9716#false} is VALID [2020-07-11 01:10:59,595 INFO L280 TraceCheckUtils]: 117: Hoare triple {9716#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {9716#false} is VALID [2020-07-11 01:10:59,595 INFO L280 TraceCheckUtils]: 118: Hoare triple {9716#false} assume ~expected~0 != #t~ret14; {9716#false} is VALID [2020-07-11 01:10:59,595 INFO L280 TraceCheckUtils]: 119: Hoare triple {9716#false} havoc #t~ret14; {9716#false} is VALID [2020-07-11 01:10:59,595 INFO L280 TraceCheckUtils]: 120: Hoare triple {9716#false} assume !false; {9716#false} is VALID [2020-07-11 01:10:59,608 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-07-11 01:10:59,608 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [886853859] [2020-07-11 01:10:59,608 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-11 01:10:59,608 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-07-11 01:10:59,609 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827398983] [2020-07-11 01:10:59,609 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-11 01:10:59,609 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-11 01:10:59,610 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-11 01:10:59,713 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 98 edges. 98 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:10:59,713 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-11 01:10:59,713 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-11 01:10:59,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-11 01:10:59,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-07-11 01:10:59,714 INFO L87 Difference]: Start difference. First operand 147 states and 160 transitions. Second operand 11 states. [2020-07-11 01:11:02,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:11:02,138 INFO L93 Difference]: Finished difference Result 216 states and 232 transitions. [2020-07-11 01:11:02,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-11 01:11:02,139 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-11 01:11:02,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-11 01:11:02,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-11 01:11:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 170 transitions. [2020-07-11 01:11:02,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-11 01:11:02,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 170 transitions. [2020-07-11 01:11:02,143 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 170 transitions. [2020-07-11 01:11:02,369 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 170 edges. 170 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:11:02,371 INFO L225 Difference]: With dead ends: 216 [2020-07-11 01:11:02,371 INFO L226 Difference]: Without dead ends: 126 [2020-07-11 01:11:02,372 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=395, Unknown=0, NotChecked=0, Total=506 [2020-07-11 01:11:02,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-07-11 01:11:02,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 123. [2020-07-11 01:11:02,847 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-11 01:11:02,848 INFO L82 GeneralOperation]: Start isEquivalent. First operand 126 states. Second operand 123 states. [2020-07-11 01:11:02,848 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand 123 states. [2020-07-11 01:11:02,848 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 123 states. [2020-07-11 01:11:02,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:11:02,852 INFO L93 Difference]: Finished difference Result 126 states and 134 transitions. [2020-07-11 01:11:02,852 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 134 transitions. [2020-07-11 01:11:02,852 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:11:02,853 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:11:02,853 INFO L74 IsIncluded]: Start isIncluded. First operand 123 states. Second operand 126 states. [2020-07-11 01:11:02,853 INFO L87 Difference]: Start difference. First operand 123 states. Second operand 126 states. [2020-07-11 01:11:02,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:11:02,856 INFO L93 Difference]: Finished difference Result 126 states and 134 transitions. [2020-07-11 01:11:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 134 transitions. [2020-07-11 01:11:02,857 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:11:02,857 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:11:02,857 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-11 01:11:02,857 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-11 01:11:02,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-07-11 01:11:02,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 131 transitions. [2020-07-11 01:11:02,860 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 131 transitions. Word has length 121 [2020-07-11 01:11:02,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-11 01:11:02,861 INFO L479 AbstractCegarLoop]: Abstraction has 123 states and 131 transitions. [2020-07-11 01:11:02,861 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-11 01:11:02,861 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 123 states and 131 transitions. [2020-07-11 01:11:03,142 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 131 edges. 131 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:11:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 131 transitions. [2020-07-11 01:11:03,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-07-11 01:11:03,144 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 01:11:03,145 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] [2020-07-11 01:11:03,145 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-07-11 01:11:03,146 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 01:11:03,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 01:11:03,146 INFO L82 PathProgramCache]: Analyzing trace with hash -1726344460, now seen corresponding path program 1 times [2020-07-11 01:11:03,146 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 01:11:03,146 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [159095171] [2020-07-11 01:11:03,146 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 01:11:03,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:03,504 INFO L280 TraceCheckUtils]: 0: Hoare triple {10901#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {10795#true} is VALID [2020-07-11 01:11:03,505 INFO L280 TraceCheckUtils]: 1: Hoare triple {10795#true} #valid := #valid[0 := 0]; {10795#true} is VALID [2020-07-11 01:11:03,505 INFO L280 TraceCheckUtils]: 2: Hoare triple {10795#true} assume 0 < #StackHeapBarrier; {10795#true} is VALID [2020-07-11 01:11:03,505 INFO L280 TraceCheckUtils]: 3: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-11 01:11:03,505 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {10795#true} {10795#true} #194#return; {10795#true} is VALID [2020-07-11 01:11:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:03,555 INFO L280 TraceCheckUtils]: 0: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10795#true} is VALID [2020-07-11 01:11:03,556 INFO L280 TraceCheckUtils]: 1: Hoare triple {10795#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10795#true} is VALID [2020-07-11 01:11:03,556 INFO L280 TraceCheckUtils]: 2: Hoare triple {10795#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10795#true} is VALID [2020-07-11 01:11:03,556 INFO L280 TraceCheckUtils]: 3: Hoare triple {10795#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10795#true} is VALID [2020-07-11 01:11:03,556 INFO L280 TraceCheckUtils]: 4: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10795#true} is VALID [2020-07-11 01:11:03,556 INFO L280 TraceCheckUtils]: 5: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10795#true} is VALID [2020-07-11 01:11:03,557 INFO L280 TraceCheckUtils]: 6: Hoare triple {10795#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10795#true} is VALID [2020-07-11 01:11:03,557 INFO L280 TraceCheckUtils]: 7: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-11 01:11:03,557 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {10795#true} {10795#true} #182#return; {10795#true} is VALID [2020-07-11 01:11:03,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:03,562 INFO L280 TraceCheckUtils]: 0: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10795#true} is VALID [2020-07-11 01:11:03,563 INFO L280 TraceCheckUtils]: 1: Hoare triple {10795#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10795#true} is VALID [2020-07-11 01:11:03,563 INFO L280 TraceCheckUtils]: 2: Hoare triple {10795#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10795#true} is VALID [2020-07-11 01:11:03,563 INFO L280 TraceCheckUtils]: 3: Hoare triple {10795#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10795#true} is VALID [2020-07-11 01:11:03,563 INFO L280 TraceCheckUtils]: 4: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10795#true} is VALID [2020-07-11 01:11:03,563 INFO L280 TraceCheckUtils]: 5: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10795#true} is VALID [2020-07-11 01:11:03,564 INFO L280 TraceCheckUtils]: 6: Hoare triple {10795#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10795#true} is VALID [2020-07-11 01:11:03,564 INFO L280 TraceCheckUtils]: 7: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-11 01:11:03,564 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {10795#true} {10795#true} #182#return; {10795#true} is VALID [2020-07-11 01:11:03,564 INFO L280 TraceCheckUtils]: 0: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {10795#true} is VALID [2020-07-11 01:11:03,564 INFO L280 TraceCheckUtils]: 1: Hoare triple {10795#true} ~data := #in~data; {10795#true} is VALID [2020-07-11 01:11:03,565 INFO L280 TraceCheckUtils]: 2: Hoare triple {10795#true} ~head~0.base, ~head~0.offset := 0, 0; {10795#true} is VALID [2020-07-11 01:11:03,565 INFO L280 TraceCheckUtils]: 3: Hoare triple {10795#true} assume !!(~len > 0); {10795#true} is VALID [2020-07-11 01:11:03,566 INFO L263 TraceCheckUtils]: 4: Hoare triple {10795#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:03,566 INFO L280 TraceCheckUtils]: 5: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10795#true} is VALID [2020-07-11 01:11:03,566 INFO L280 TraceCheckUtils]: 6: Hoare triple {10795#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10795#true} is VALID [2020-07-11 01:11:03,566 INFO L280 TraceCheckUtils]: 7: Hoare triple {10795#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10795#true} is VALID [2020-07-11 01:11:03,567 INFO L280 TraceCheckUtils]: 8: Hoare triple {10795#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10795#true} is VALID [2020-07-11 01:11:03,567 INFO L280 TraceCheckUtils]: 9: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10795#true} is VALID [2020-07-11 01:11:03,567 INFO L280 TraceCheckUtils]: 10: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10795#true} is VALID [2020-07-11 01:11:03,567 INFO L280 TraceCheckUtils]: 11: Hoare triple {10795#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10795#true} is VALID [2020-07-11 01:11:03,567 INFO L280 TraceCheckUtils]: 12: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-11 01:11:03,567 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {10795#true} {10795#true} #182#return; {10795#true} is VALID [2020-07-11 01:11:03,568 INFO L280 TraceCheckUtils]: 14: Hoare triple {10795#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-11 01:11:03,568 INFO L280 TraceCheckUtils]: 15: Hoare triple {10795#true} havoc #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-11 01:11:03,568 INFO L280 TraceCheckUtils]: 16: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {10795#true} is VALID [2020-07-11 01:11:03,568 INFO L280 TraceCheckUtils]: 17: Hoare triple {10795#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {10795#true} is VALID [2020-07-11 01:11:03,568 INFO L280 TraceCheckUtils]: 18: Hoare triple {10795#true} #t~post3 := ~len; {10795#true} is VALID [2020-07-11 01:11:03,569 INFO L280 TraceCheckUtils]: 19: Hoare triple {10795#true} ~len := #t~post3 - 1; {10795#true} is VALID [2020-07-11 01:11:03,569 INFO L280 TraceCheckUtils]: 20: Hoare triple {10795#true} havoc #t~post3; {10795#true} is VALID [2020-07-11 01:11:03,569 INFO L280 TraceCheckUtils]: 21: Hoare triple {10795#true} assume !!(~len > 0); {10795#true} is VALID [2020-07-11 01:11:03,570 INFO L263 TraceCheckUtils]: 22: Hoare triple {10795#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:03,570 INFO L280 TraceCheckUtils]: 23: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10795#true} is VALID [2020-07-11 01:11:03,570 INFO L280 TraceCheckUtils]: 24: Hoare triple {10795#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10795#true} is VALID [2020-07-11 01:11:03,571 INFO L280 TraceCheckUtils]: 25: Hoare triple {10795#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10795#true} is VALID [2020-07-11 01:11:03,571 INFO L280 TraceCheckUtils]: 26: Hoare triple {10795#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10795#true} is VALID [2020-07-11 01:11:03,571 INFO L280 TraceCheckUtils]: 27: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10795#true} is VALID [2020-07-11 01:11:03,571 INFO L280 TraceCheckUtils]: 28: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10795#true} is VALID [2020-07-11 01:11:03,571 INFO L280 TraceCheckUtils]: 29: Hoare triple {10795#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10795#true} is VALID [2020-07-11 01:11:03,571 INFO L280 TraceCheckUtils]: 30: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-11 01:11:03,572 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {10795#true} {10795#true} #182#return; {10795#true} is VALID [2020-07-11 01:11:03,572 INFO L280 TraceCheckUtils]: 32: Hoare triple {10795#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-11 01:11:03,572 INFO L280 TraceCheckUtils]: 33: Hoare triple {10795#true} havoc #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-11 01:11:03,572 INFO L280 TraceCheckUtils]: 34: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {10795#true} is VALID [2020-07-11 01:11:03,572 INFO L280 TraceCheckUtils]: 35: Hoare triple {10795#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {10795#true} is VALID [2020-07-11 01:11:03,573 INFO L280 TraceCheckUtils]: 36: Hoare triple {10795#true} #t~post3 := ~len; {10795#true} is VALID [2020-07-11 01:11:03,573 INFO L280 TraceCheckUtils]: 37: Hoare triple {10795#true} ~len := #t~post3 - 1; {10795#true} is VALID [2020-07-11 01:11:03,573 INFO L280 TraceCheckUtils]: 38: Hoare triple {10795#true} havoc #t~post3; {10795#true} is VALID [2020-07-11 01:11:03,573 INFO L280 TraceCheckUtils]: 39: Hoare triple {10795#true} assume !(~len > 0); {10795#true} is VALID [2020-07-11 01:11:03,573 INFO L280 TraceCheckUtils]: 40: Hoare triple {10795#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {10795#true} is VALID [2020-07-11 01:11:03,574 INFO L280 TraceCheckUtils]: 41: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-11 01:11:03,575 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {10795#true} {10802#(<= main_~len~0 2)} #186#return; {10802#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:03,614 INFO L280 TraceCheckUtils]: 0: Hoare triple {10921#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10795#true} is VALID [2020-07-11 01:11:03,615 INFO L280 TraceCheckUtils]: 1: Hoare triple {10795#true} ~data := #in~data; {10795#true} is VALID [2020-07-11 01:11:03,615 INFO L280 TraceCheckUtils]: 2: Hoare triple {10795#true} ~index := #in~index; {10795#true} is VALID [2020-07-11 01:11:03,615 INFO L280 TraceCheckUtils]: 3: Hoare triple {10795#true} assume !!(~index > 0); {10795#true} is VALID [2020-07-11 01:11:03,616 INFO L280 TraceCheckUtils]: 4: Hoare triple {10795#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {10795#true} is VALID [2020-07-11 01:11:03,616 INFO L280 TraceCheckUtils]: 5: Hoare triple {10795#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {10795#true} is VALID [2020-07-11 01:11:03,616 INFO L280 TraceCheckUtils]: 6: Hoare triple {10795#true} havoc #t~mem9.base, #t~mem9.offset; {10795#true} is VALID [2020-07-11 01:11:03,616 INFO L280 TraceCheckUtils]: 7: Hoare triple {10795#true} #t~post10 := ~index; {10795#true} is VALID [2020-07-11 01:11:03,617 INFO L280 TraceCheckUtils]: 8: Hoare triple {10795#true} ~index := #t~post10 - 1; {10795#true} is VALID [2020-07-11 01:11:03,617 INFO L280 TraceCheckUtils]: 9: Hoare triple {10795#true} havoc #t~post10; {10795#true} is VALID [2020-07-11 01:11:03,618 INFO L280 TraceCheckUtils]: 10: Hoare triple {10795#true} assume !(~index > 0); {10795#true} is VALID [2020-07-11 01:11:03,619 INFO L280 TraceCheckUtils]: 11: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {10795#true} is VALID [2020-07-11 01:11:03,619 INFO L280 TraceCheckUtils]: 12: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-11 01:11:03,620 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {10795#true} {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} #188#return; {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-11 01:11:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:03,714 INFO L280 TraceCheckUtils]: 0: Hoare triple {10921#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10922#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset))} is VALID [2020-07-11 01:11:03,715 INFO L280 TraceCheckUtils]: 1: Hoare triple {10922#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset))} ~data := #in~data; {10923#(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_~data |sll_update_at_#in~data|))} is VALID [2020-07-11 01:11:03,715 INFO L280 TraceCheckUtils]: 2: Hoare triple {10923#(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_~data |sll_update_at_#in~data|))} ~index := #in~index; {10923#(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_~data |sll_update_at_#in~data|))} is VALID [2020-07-11 01:11:03,716 INFO L280 TraceCheckUtils]: 3: Hoare triple {10923#(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_~data |sll_update_at_#in~data|))} assume !(~index > 0); {10923#(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_~data |sll_update_at_#in~data|))} is VALID [2020-07-11 01:11:03,717 INFO L280 TraceCheckUtils]: 4: Hoare triple {10923#(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_~data |sll_update_at_#in~data|))} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} is VALID [2020-07-11 01:11:03,718 INFO L280 TraceCheckUtils]: 5: Hoare triple {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} assume true; {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} is VALID [2020-07-11 01:11:03,720 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} {10864#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 2)) (<= (+ main_~new_data~0 2) (* 2 main_~len~0)))} #188#return; {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} is VALID [2020-07-11 01:11:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:03,728 INFO L280 TraceCheckUtils]: 0: Hoare triple {10795#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10795#true} is VALID [2020-07-11 01:11:03,728 INFO L280 TraceCheckUtils]: 1: Hoare triple {10795#true} ~index := #in~index; {10795#true} is VALID [2020-07-11 01:11:03,728 INFO L280 TraceCheckUtils]: 2: Hoare triple {10795#true} assume !!(~index > 0); {10795#true} is VALID [2020-07-11 01:11:03,728 INFO L280 TraceCheckUtils]: 3: Hoare triple {10795#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {10795#true} is VALID [2020-07-11 01:11:03,728 INFO L280 TraceCheckUtils]: 4: Hoare triple {10795#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {10795#true} is VALID [2020-07-11 01:11:03,729 INFO L280 TraceCheckUtils]: 5: Hoare triple {10795#true} havoc #t~mem6.base, #t~mem6.offset; {10795#true} is VALID [2020-07-11 01:11:03,729 INFO L280 TraceCheckUtils]: 6: Hoare triple {10795#true} #t~post7 := ~index; {10795#true} is VALID [2020-07-11 01:11:03,729 INFO L280 TraceCheckUtils]: 7: Hoare triple {10795#true} ~index := #t~post7 - 1; {10795#true} is VALID [2020-07-11 01:11:03,729 INFO L280 TraceCheckUtils]: 8: Hoare triple {10795#true} havoc #t~post7; {10795#true} is VALID [2020-07-11 01:11:03,729 INFO L280 TraceCheckUtils]: 9: Hoare triple {10795#true} assume !(~index > 0); {10795#true} is VALID [2020-07-11 01:11:03,729 INFO L280 TraceCheckUtils]: 10: Hoare triple {10795#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {10795#true} is VALID [2020-07-11 01:11:03,730 INFO L280 TraceCheckUtils]: 11: Hoare triple {10795#true} #res := #t~mem8; {10795#true} is VALID [2020-07-11 01:11:03,730 INFO L280 TraceCheckUtils]: 12: Hoare triple {10795#true} havoc #t~mem8; {10795#true} is VALID [2020-07-11 01:11:03,730 INFO L280 TraceCheckUtils]: 13: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-11 01:11:03,731 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {10795#true} {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} #190#return; {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-11 01:11:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:03,858 INFO L280 TraceCheckUtils]: 0: Hoare triple {10795#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10925#(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|))} is VALID [2020-07-11 01:11:03,860 INFO L280 TraceCheckUtils]: 1: Hoare triple {10925#(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|))} ~index := #in~index; {10925#(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|))} is VALID [2020-07-11 01:11:03,861 INFO L280 TraceCheckUtils]: 2: Hoare triple {10925#(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|))} assume !(~index > 0); {10925#(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|))} is VALID [2020-07-11 01:11:03,862 INFO L280 TraceCheckUtils]: 3: Hoare triple {10925#(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|))} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {10926#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#t~mem8|)} is VALID [2020-07-11 01:11:03,863 INFO L280 TraceCheckUtils]: 4: Hoare triple {10926#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#t~mem8|)} #res := #t~mem8; {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} is VALID [2020-07-11 01:11:03,864 INFO L280 TraceCheckUtils]: 5: Hoare triple {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} havoc #t~mem8; {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} is VALID [2020-07-11 01:11:03,864 INFO L280 TraceCheckUtils]: 6: Hoare triple {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} assume true; {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} is VALID [2020-07-11 01:11:03,867 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} {10891#(and (<= main_~expected~0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) main_~expected~0))} #190#return; {10900#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} is VALID [2020-07-11 01:11:03,869 INFO L263 TraceCheckUtils]: 0: Hoare triple {10795#true} call ULTIMATE.init(); {10901#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-11 01:11:03,869 INFO L280 TraceCheckUtils]: 1: Hoare triple {10901#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {10795#true} is VALID [2020-07-11 01:11:03,869 INFO L280 TraceCheckUtils]: 2: Hoare triple {10795#true} #valid := #valid[0 := 0]; {10795#true} is VALID [2020-07-11 01:11:03,870 INFO L280 TraceCheckUtils]: 3: Hoare triple {10795#true} assume 0 < #StackHeapBarrier; {10795#true} is VALID [2020-07-11 01:11:03,870 INFO L280 TraceCheckUtils]: 4: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-11 01:11:03,870 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {10795#true} {10795#true} #194#return; {10795#true} is VALID [2020-07-11 01:11:03,870 INFO L263 TraceCheckUtils]: 6: Hoare triple {10795#true} call #t~ret15 := main(); {10795#true} is VALID [2020-07-11 01:11:03,871 INFO L280 TraceCheckUtils]: 7: Hoare triple {10795#true} ~len~0 := 2; {10802#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:03,872 INFO L280 TraceCheckUtils]: 8: Hoare triple {10802#(<= main_~len~0 2)} ~data~0 := 1; {10802#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:03,874 INFO L263 TraceCheckUtils]: 9: Hoare triple {10802#(<= main_~len~0 2)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:03,874 INFO L280 TraceCheckUtils]: 10: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {10795#true} is VALID [2020-07-11 01:11:03,875 INFO L280 TraceCheckUtils]: 11: Hoare triple {10795#true} ~data := #in~data; {10795#true} is VALID [2020-07-11 01:11:03,875 INFO L280 TraceCheckUtils]: 12: Hoare triple {10795#true} ~head~0.base, ~head~0.offset := 0, 0; {10795#true} is VALID [2020-07-11 01:11:03,875 INFO L280 TraceCheckUtils]: 13: Hoare triple {10795#true} assume !!(~len > 0); {10795#true} is VALID [2020-07-11 01:11:03,877 INFO L263 TraceCheckUtils]: 14: Hoare triple {10795#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:03,877 INFO L280 TraceCheckUtils]: 15: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10795#true} is VALID [2020-07-11 01:11:03,878 INFO L280 TraceCheckUtils]: 16: Hoare triple {10795#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10795#true} is VALID [2020-07-11 01:11:03,878 INFO L280 TraceCheckUtils]: 17: Hoare triple {10795#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10795#true} is VALID [2020-07-11 01:11:03,878 INFO L280 TraceCheckUtils]: 18: Hoare triple {10795#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10795#true} is VALID [2020-07-11 01:11:03,879 INFO L280 TraceCheckUtils]: 19: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10795#true} is VALID [2020-07-11 01:11:03,879 INFO L280 TraceCheckUtils]: 20: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10795#true} is VALID [2020-07-11 01:11:03,879 INFO L280 TraceCheckUtils]: 21: Hoare triple {10795#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10795#true} is VALID [2020-07-11 01:11:03,879 INFO L280 TraceCheckUtils]: 22: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-11 01:11:03,880 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {10795#true} {10795#true} #182#return; {10795#true} is VALID [2020-07-11 01:11:03,880 INFO L280 TraceCheckUtils]: 24: Hoare triple {10795#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-11 01:11:03,880 INFO L280 TraceCheckUtils]: 25: Hoare triple {10795#true} havoc #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-11 01:11:03,881 INFO L280 TraceCheckUtils]: 26: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {10795#true} is VALID [2020-07-11 01:11:03,881 INFO L280 TraceCheckUtils]: 27: Hoare triple {10795#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {10795#true} is VALID [2020-07-11 01:11:03,881 INFO L280 TraceCheckUtils]: 28: Hoare triple {10795#true} #t~post3 := ~len; {10795#true} is VALID [2020-07-11 01:11:03,882 INFO L280 TraceCheckUtils]: 29: Hoare triple {10795#true} ~len := #t~post3 - 1; {10795#true} is VALID [2020-07-11 01:11:03,882 INFO L280 TraceCheckUtils]: 30: Hoare triple {10795#true} havoc #t~post3; {10795#true} is VALID [2020-07-11 01:11:03,882 INFO L280 TraceCheckUtils]: 31: Hoare triple {10795#true} assume !!(~len > 0); {10795#true} is VALID [2020-07-11 01:11:03,884 INFO L263 TraceCheckUtils]: 32: Hoare triple {10795#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:03,884 INFO L280 TraceCheckUtils]: 33: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10795#true} is VALID [2020-07-11 01:11:03,885 INFO L280 TraceCheckUtils]: 34: Hoare triple {10795#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10795#true} is VALID [2020-07-11 01:11:03,885 INFO L280 TraceCheckUtils]: 35: Hoare triple {10795#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10795#true} is VALID [2020-07-11 01:11:03,885 INFO L280 TraceCheckUtils]: 36: Hoare triple {10795#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10795#true} is VALID [2020-07-11 01:11:03,885 INFO L280 TraceCheckUtils]: 37: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10795#true} is VALID [2020-07-11 01:11:03,886 INFO L280 TraceCheckUtils]: 38: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10795#true} is VALID [2020-07-11 01:11:03,886 INFO L280 TraceCheckUtils]: 39: Hoare triple {10795#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10795#true} is VALID [2020-07-11 01:11:03,886 INFO L280 TraceCheckUtils]: 40: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-11 01:11:03,887 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {10795#true} {10795#true} #182#return; {10795#true} is VALID [2020-07-11 01:11:03,887 INFO L280 TraceCheckUtils]: 42: Hoare triple {10795#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-11 01:11:03,887 INFO L280 TraceCheckUtils]: 43: Hoare triple {10795#true} havoc #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-11 01:11:03,888 INFO L280 TraceCheckUtils]: 44: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {10795#true} is VALID [2020-07-11 01:11:03,888 INFO L280 TraceCheckUtils]: 45: Hoare triple {10795#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {10795#true} is VALID [2020-07-11 01:11:03,888 INFO L280 TraceCheckUtils]: 46: Hoare triple {10795#true} #t~post3 := ~len; {10795#true} is VALID [2020-07-11 01:11:03,888 INFO L280 TraceCheckUtils]: 47: Hoare triple {10795#true} ~len := #t~post3 - 1; {10795#true} is VALID [2020-07-11 01:11:03,889 INFO L280 TraceCheckUtils]: 48: Hoare triple {10795#true} havoc #t~post3; {10795#true} is VALID [2020-07-11 01:11:03,889 INFO L280 TraceCheckUtils]: 49: Hoare triple {10795#true} assume !(~len > 0); {10795#true} is VALID [2020-07-11 01:11:03,889 INFO L280 TraceCheckUtils]: 50: Hoare triple {10795#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {10795#true} is VALID [2020-07-11 01:11:03,890 INFO L280 TraceCheckUtils]: 51: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-11 01:11:03,891 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {10795#true} {10802#(<= main_~len~0 2)} #186#return; {10802#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:03,892 INFO L280 TraceCheckUtils]: 53: Hoare triple {10802#(<= main_~len~0 2)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {10802#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:03,893 INFO L280 TraceCheckUtils]: 54: Hoare triple {10802#(<= main_~len~0 2)} havoc #t~ret11.base, #t~ret11.offset; {10802#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:03,893 INFO L280 TraceCheckUtils]: 55: Hoare triple {10802#(<= main_~len~0 2)} havoc ~i~0; {10802#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:03,894 INFO L280 TraceCheckUtils]: 56: Hoare triple {10802#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-11 01:11:03,895 INFO L280 TraceCheckUtils]: 57: Hoare triple {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} assume !!(~i~0 >= 0); {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-11 01:11:03,895 INFO L280 TraceCheckUtils]: 58: Hoare triple {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} ~new_data~0 := ~i~0 + ~len~0; {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-11 01:11:03,897 INFO L263 TraceCheckUtils]: 59: Hoare triple {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {10921#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:03,897 INFO L280 TraceCheckUtils]: 60: Hoare triple {10921#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10795#true} is VALID [2020-07-11 01:11:03,897 INFO L280 TraceCheckUtils]: 61: Hoare triple {10795#true} ~data := #in~data; {10795#true} is VALID [2020-07-11 01:11:03,898 INFO L280 TraceCheckUtils]: 62: Hoare triple {10795#true} ~index := #in~index; {10795#true} is VALID [2020-07-11 01:11:03,898 INFO L280 TraceCheckUtils]: 63: Hoare triple {10795#true} assume !!(~index > 0); {10795#true} is VALID [2020-07-11 01:11:03,898 INFO L280 TraceCheckUtils]: 64: Hoare triple {10795#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {10795#true} is VALID [2020-07-11 01:11:03,898 INFO L280 TraceCheckUtils]: 65: Hoare triple {10795#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {10795#true} is VALID [2020-07-11 01:11:03,898 INFO L280 TraceCheckUtils]: 66: Hoare triple {10795#true} havoc #t~mem9.base, #t~mem9.offset; {10795#true} is VALID [2020-07-11 01:11:03,898 INFO L280 TraceCheckUtils]: 67: Hoare triple {10795#true} #t~post10 := ~index; {10795#true} is VALID [2020-07-11 01:11:03,899 INFO L280 TraceCheckUtils]: 68: Hoare triple {10795#true} ~index := #t~post10 - 1; {10795#true} is VALID [2020-07-11 01:11:03,899 INFO L280 TraceCheckUtils]: 69: Hoare triple {10795#true} havoc #t~post10; {10795#true} is VALID [2020-07-11 01:11:03,899 INFO L280 TraceCheckUtils]: 70: Hoare triple {10795#true} assume !(~index > 0); {10795#true} is VALID [2020-07-11 01:11:03,899 INFO L280 TraceCheckUtils]: 71: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {10795#true} is VALID [2020-07-11 01:11:03,899 INFO L280 TraceCheckUtils]: 72: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-11 01:11:03,901 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {10795#true} {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} #188#return; {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-11 01:11:03,902 INFO L280 TraceCheckUtils]: 74: Hoare triple {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} #t~post12 := ~i~0; {10861#(and (<= main_~len~0 2) (<= (+ |main_#t~post12| 1) main_~len~0))} is VALID [2020-07-11 01:11:03,903 INFO L280 TraceCheckUtils]: 75: Hoare triple {10861#(and (<= main_~len~0 2) (<= (+ |main_#t~post12| 1) main_~len~0))} ~i~0 := #t~post12 - 1; {10862#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-11 01:11:03,904 INFO L280 TraceCheckUtils]: 76: Hoare triple {10862#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 2))} havoc #t~post12; {10862#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-11 01:11:03,906 INFO L280 TraceCheckUtils]: 77: Hoare triple {10862#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 2))} assume !!(~i~0 >= 0); {10863#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 (+ main_~i~0 2)))} is VALID [2020-07-11 01:11:03,907 INFO L280 TraceCheckUtils]: 78: Hoare triple {10863#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 (+ main_~i~0 2)))} ~new_data~0 := ~i~0 + ~len~0; {10864#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 2)) (<= (+ main_~new_data~0 2) (* 2 main_~len~0)))} is VALID [2020-07-11 01:11:03,910 INFO L263 TraceCheckUtils]: 79: Hoare triple {10864#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 2)) (<= (+ main_~new_data~0 2) (* 2 main_~len~0)))} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {10921#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:03,911 INFO L280 TraceCheckUtils]: 80: Hoare triple {10921#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10922#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset))} is VALID [2020-07-11 01:11:03,912 INFO L280 TraceCheckUtils]: 81: Hoare triple {10922#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset))} ~data := #in~data; {10923#(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_~data |sll_update_at_#in~data|))} is VALID [2020-07-11 01:11:03,913 INFO L280 TraceCheckUtils]: 82: Hoare triple {10923#(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_~data |sll_update_at_#in~data|))} ~index := #in~index; {10923#(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_~data |sll_update_at_#in~data|))} is VALID [2020-07-11 01:11:03,914 INFO L280 TraceCheckUtils]: 83: Hoare triple {10923#(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_~data |sll_update_at_#in~data|))} assume !(~index > 0); {10923#(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_~data |sll_update_at_#in~data|))} is VALID [2020-07-11 01:11:03,916 INFO L280 TraceCheckUtils]: 84: Hoare triple {10923#(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_~data |sll_update_at_#in~data|))} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} is VALID [2020-07-11 01:11:03,917 INFO L280 TraceCheckUtils]: 85: Hoare triple {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} assume true; {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} is VALID [2020-07-11 01:11:03,919 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} {10864#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 2)) (<= (+ main_~new_data~0 2) (* 2 main_~len~0)))} #188#return; {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} is VALID [2020-07-11 01:11:03,920 INFO L280 TraceCheckUtils]: 87: Hoare triple {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} #t~post12 := ~i~0; {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} is VALID [2020-07-11 01:11:03,922 INFO L280 TraceCheckUtils]: 88: Hoare triple {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} ~i~0 := #t~post12 - 1; {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} is VALID [2020-07-11 01:11:03,923 INFO L280 TraceCheckUtils]: 89: Hoare triple {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} havoc #t~post12; {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} is VALID [2020-07-11 01:11:03,923 INFO L280 TraceCheckUtils]: 90: Hoare triple {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} assume !(~i~0 >= 0); {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} is VALID [2020-07-11 01:11:03,925 INFO L280 TraceCheckUtils]: 91: Hoare triple {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} ~i~0 := ~len~0 - 1; {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-11 01:11:03,926 INFO L280 TraceCheckUtils]: 92: Hoare triple {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} assume !!(~i~0 >= 0); {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-11 01:11:03,927 INFO L280 TraceCheckUtils]: 93: Hoare triple {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} ~expected~0 := ~i~0 + ~len~0; {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-11 01:11:03,928 INFO L263 TraceCheckUtils]: 94: Hoare triple {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {10795#true} is VALID [2020-07-11 01:11:03,928 INFO L280 TraceCheckUtils]: 95: Hoare triple {10795#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10795#true} is VALID [2020-07-11 01:11:03,928 INFO L280 TraceCheckUtils]: 96: Hoare triple {10795#true} ~index := #in~index; {10795#true} is VALID [2020-07-11 01:11:03,929 INFO L280 TraceCheckUtils]: 97: Hoare triple {10795#true} assume !!(~index > 0); {10795#true} is VALID [2020-07-11 01:11:03,929 INFO L280 TraceCheckUtils]: 98: Hoare triple {10795#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {10795#true} is VALID [2020-07-11 01:11:03,929 INFO L280 TraceCheckUtils]: 99: Hoare triple {10795#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {10795#true} is VALID [2020-07-11 01:11:03,930 INFO L280 TraceCheckUtils]: 100: Hoare triple {10795#true} havoc #t~mem6.base, #t~mem6.offset; {10795#true} is VALID [2020-07-11 01:11:03,930 INFO L280 TraceCheckUtils]: 101: Hoare triple {10795#true} #t~post7 := ~index; {10795#true} is VALID [2020-07-11 01:11:03,930 INFO L280 TraceCheckUtils]: 102: Hoare triple {10795#true} ~index := #t~post7 - 1; {10795#true} is VALID [2020-07-11 01:11:03,930 INFO L280 TraceCheckUtils]: 103: Hoare triple {10795#true} havoc #t~post7; {10795#true} is VALID [2020-07-11 01:11:03,931 INFO L280 TraceCheckUtils]: 104: Hoare triple {10795#true} assume !(~index > 0); {10795#true} is VALID [2020-07-11 01:11:03,931 INFO L280 TraceCheckUtils]: 105: Hoare triple {10795#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {10795#true} is VALID [2020-07-11 01:11:03,931 INFO L280 TraceCheckUtils]: 106: Hoare triple {10795#true} #res := #t~mem8; {10795#true} is VALID [2020-07-11 01:11:03,932 INFO L280 TraceCheckUtils]: 107: Hoare triple {10795#true} havoc #t~mem8; {10795#true} is VALID [2020-07-11 01:11:03,932 INFO L280 TraceCheckUtils]: 108: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-11 01:11:03,933 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {10795#true} {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} #190#return; {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-11 01:11:03,935 INFO L280 TraceCheckUtils]: 110: Hoare triple {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-11 01:11:03,936 INFO L280 TraceCheckUtils]: 111: Hoare triple {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} assume !(~expected~0 != #t~ret14); {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-11 01:11:03,937 INFO L280 TraceCheckUtils]: 112: Hoare triple {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} havoc #t~ret14; {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-11 01:11:03,939 INFO L280 TraceCheckUtils]: 113: Hoare triple {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} #t~post13 := ~i~0; {10889#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ |main_#t~post13| main_~len~0)) (<= (+ |main_#t~post13| main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)))} is VALID [2020-07-11 01:11:03,940 INFO L280 TraceCheckUtils]: 114: Hoare triple {10889#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ |main_#t~post13| main_~len~0)) (<= (+ |main_#t~post13| main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)))} ~i~0 := #t~post13 - 1; {10890#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-11 01:11:03,941 INFO L280 TraceCheckUtils]: 115: Hoare triple {10890#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) (+ main_~i~0 main_~len~0)))} havoc #t~post13; {10890#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-11 01:11:03,943 INFO L280 TraceCheckUtils]: 116: Hoare triple {10890#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) (+ main_~i~0 main_~len~0)))} assume !!(~i~0 >= 0); {10890#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-11 01:11:03,944 INFO L280 TraceCheckUtils]: 117: Hoare triple {10890#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) (+ main_~i~0 main_~len~0)))} ~expected~0 := ~i~0 + ~len~0; {10891#(and (<= main_~expected~0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) main_~expected~0))} is VALID [2020-07-11 01:11:03,944 INFO L263 TraceCheckUtils]: 118: Hoare triple {10891#(and (<= main_~expected~0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) main_~expected~0))} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {10795#true} is VALID [2020-07-11 01:11:03,945 INFO L280 TraceCheckUtils]: 119: Hoare triple {10795#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10925#(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|))} is VALID [2020-07-11 01:11:03,947 INFO L280 TraceCheckUtils]: 120: Hoare triple {10925#(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|))} ~index := #in~index; {10925#(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|))} is VALID [2020-07-11 01:11:03,947 INFO L280 TraceCheckUtils]: 121: Hoare triple {10925#(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|))} assume !(~index > 0); {10925#(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|))} is VALID [2020-07-11 01:11:03,949 INFO L280 TraceCheckUtils]: 122: Hoare triple {10925#(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|))} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {10926#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#t~mem8|)} is VALID [2020-07-11 01:11:03,950 INFO L280 TraceCheckUtils]: 123: Hoare triple {10926#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#t~mem8|)} #res := #t~mem8; {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} is VALID [2020-07-11 01:11:03,951 INFO L280 TraceCheckUtils]: 124: Hoare triple {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} havoc #t~mem8; {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} is VALID [2020-07-11 01:11:03,951 INFO L280 TraceCheckUtils]: 125: Hoare triple {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} assume true; {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} is VALID [2020-07-11 01:11:03,954 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} {10891#(and (<= main_~expected~0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) main_~expected~0))} #190#return; {10900#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} is VALID [2020-07-11 01:11:03,955 INFO L280 TraceCheckUtils]: 127: Hoare triple {10900#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {10900#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} is VALID [2020-07-11 01:11:03,956 INFO L280 TraceCheckUtils]: 128: Hoare triple {10900#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} assume ~expected~0 != #t~ret14; {10796#false} is VALID [2020-07-11 01:11:03,957 INFO L280 TraceCheckUtils]: 129: Hoare triple {10796#false} havoc #t~ret14; {10796#false} is VALID [2020-07-11 01:11:03,957 INFO L280 TraceCheckUtils]: 130: Hoare triple {10796#false} assume !false; {10796#false} is VALID [2020-07-11 01:11:03,988 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-07-11 01:11:03,989 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [159095171] [2020-07-11 01:11:03,989 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-11 01:11:03,989 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-07-11 01:11:03,990 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653434583] [2020-07-11 01:11:03,991 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 131 [2020-07-11 01:11:03,992 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-11 01:11:03,992 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 23 states. [2020-07-11 01:11:04,175 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 113 edges. 113 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:11:04,176 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-07-11 01:11:04,176 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-11 01:11:04,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-07-11 01:11:04,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=457, Unknown=0, NotChecked=0, Total=506 [2020-07-11 01:11:04,177 INFO L87 Difference]: Start difference. First operand 123 states and 131 transitions. Second operand 23 states. [2020-07-11 01:11:11,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:11:11,431 INFO L93 Difference]: Finished difference Result 166 states and 179 transitions. [2020-07-11 01:11:11,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-07-11 01:11:11,431 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 131 [2020-07-11 01:11:11,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-11 01:11:11,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-07-11 01:11:11,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 159 transitions. [2020-07-11 01:11:11,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-07-11 01:11:11,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 159 transitions. [2020-07-11 01:11:11,438 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 37 states and 159 transitions. [2020-07-11 01:11:11,733 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 159 edges. 159 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:11:11,737 INFO L225 Difference]: With dead ends: 166 [2020-07-11 01:11:11,738 INFO L226 Difference]: Without dead ends: 155 [2020-07-11 01:11:11,741 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 490 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=326, Invalid=2326, Unknown=0, NotChecked=0, Total=2652 [2020-07-11 01:11:11,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-07-11 01:11:12,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 143. [2020-07-11 01:11:12,484 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-11 01:11:12,485 INFO L82 GeneralOperation]: Start isEquivalent. First operand 155 states. Second operand 143 states. [2020-07-11 01:11:12,485 INFO L74 IsIncluded]: Start isIncluded. First operand 155 states. Second operand 143 states. [2020-07-11 01:11:12,485 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 143 states. [2020-07-11 01:11:12,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:11:12,490 INFO L93 Difference]: Finished difference Result 155 states and 167 transitions. [2020-07-11 01:11:12,490 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 167 transitions. [2020-07-11 01:11:12,491 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:11:12,491 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:11:12,491 INFO L74 IsIncluded]: Start isIncluded. First operand 143 states. Second operand 155 states. [2020-07-11 01:11:12,492 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 155 states. [2020-07-11 01:11:12,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:11:12,496 INFO L93 Difference]: Finished difference Result 155 states and 167 transitions. [2020-07-11 01:11:12,496 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 167 transitions. [2020-07-11 01:11:12,497 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:11:12,497 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:11:12,497 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-11 01:11:12,497 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-11 01:11:12,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-07-11 01:11:12,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 155 transitions. [2020-07-11 01:11:12,501 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 155 transitions. Word has length 131 [2020-07-11 01:11:12,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-11 01:11:12,502 INFO L479 AbstractCegarLoop]: Abstraction has 143 states and 155 transitions. [2020-07-11 01:11:12,502 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-07-11 01:11:12,502 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 143 states and 155 transitions. [2020-07-11 01:11:12,948 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 155 edges. 155 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:11:12,948 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 155 transitions. [2020-07-11 01:11:12,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-07-11 01:11:12,950 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 01:11:12,950 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] [2020-07-11 01:11:12,950 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-07-11 01:11:12,950 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 01:11:12,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 01:11:12,951 INFO L82 PathProgramCache]: Analyzing trace with hash -1832528814, now seen corresponding path program 2 times [2020-07-11 01:11:12,951 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 01:11:12,951 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [322208836] [2020-07-11 01:11:12,951 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 01:11:12,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:13,087 INFO L280 TraceCheckUtils]: 0: Hoare triple {12023#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {11918#true} is VALID [2020-07-11 01:11:13,087 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} #valid := #valid[0 := 0]; {11918#true} is VALID [2020-07-11 01:11:13,088 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} assume 0 < #StackHeapBarrier; {11918#true} is VALID [2020-07-11 01:11:13,088 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,088 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {11918#true} {11918#true} #194#return; {11918#true} is VALID [2020-07-11 01:11:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:13,129 INFO L280 TraceCheckUtils]: 0: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11918#true} is VALID [2020-07-11 01:11:13,130 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11918#true} is VALID [2020-07-11 01:11:13,130 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11918#true} is VALID [2020-07-11 01:11:13,130 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11918#true} is VALID [2020-07-11 01:11:13,130 INFO L280 TraceCheckUtils]: 4: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11918#true} is VALID [2020-07-11 01:11:13,131 INFO L280 TraceCheckUtils]: 5: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11918#true} is VALID [2020-07-11 01:11:13,131 INFO L280 TraceCheckUtils]: 6: Hoare triple {11918#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11918#true} is VALID [2020-07-11 01:11:13,131 INFO L280 TraceCheckUtils]: 7: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,131 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {11918#true} {11918#true} #182#return; {11918#true} is VALID [2020-07-11 01:11:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:13,136 INFO L280 TraceCheckUtils]: 0: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11918#true} is VALID [2020-07-11 01:11:13,136 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11918#true} is VALID [2020-07-11 01:11:13,136 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11918#true} is VALID [2020-07-11 01:11:13,136 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11918#true} is VALID [2020-07-11 01:11:13,137 INFO L280 TraceCheckUtils]: 4: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11918#true} is VALID [2020-07-11 01:11:13,137 INFO L280 TraceCheckUtils]: 5: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11918#true} is VALID [2020-07-11 01:11:13,137 INFO L280 TraceCheckUtils]: 6: Hoare triple {11918#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11918#true} is VALID [2020-07-11 01:11:13,137 INFO L280 TraceCheckUtils]: 7: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,137 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {11918#true} {11918#true} #182#return; {11918#true} is VALID [2020-07-11 01:11:13,138 INFO L280 TraceCheckUtils]: 0: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {11918#true} is VALID [2020-07-11 01:11:13,138 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} ~data := #in~data; {11918#true} is VALID [2020-07-11 01:11:13,138 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} ~head~0.base, ~head~0.offset := 0, 0; {11918#true} is VALID [2020-07-11 01:11:13,138 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} assume !!(~len > 0); {11918#true} is VALID [2020-07-11 01:11:13,139 INFO L263 TraceCheckUtils]: 4: Hoare triple {11918#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:13,140 INFO L280 TraceCheckUtils]: 5: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11918#true} is VALID [2020-07-11 01:11:13,140 INFO L280 TraceCheckUtils]: 6: Hoare triple {11918#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11918#true} is VALID [2020-07-11 01:11:13,140 INFO L280 TraceCheckUtils]: 7: Hoare triple {11918#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11918#true} is VALID [2020-07-11 01:11:13,140 INFO L280 TraceCheckUtils]: 8: Hoare triple {11918#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11918#true} is VALID [2020-07-11 01:11:13,140 INFO L280 TraceCheckUtils]: 9: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11918#true} is VALID [2020-07-11 01:11:13,141 INFO L280 TraceCheckUtils]: 10: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11918#true} is VALID [2020-07-11 01:11:13,141 INFO L280 TraceCheckUtils]: 11: Hoare triple {11918#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11918#true} is VALID [2020-07-11 01:11:13,141 INFO L280 TraceCheckUtils]: 12: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,141 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {11918#true} {11918#true} #182#return; {11918#true} is VALID [2020-07-11 01:11:13,142 INFO L280 TraceCheckUtils]: 14: Hoare triple {11918#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-11 01:11:13,142 INFO L280 TraceCheckUtils]: 15: Hoare triple {11918#true} havoc #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-11 01:11:13,142 INFO L280 TraceCheckUtils]: 16: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {11918#true} is VALID [2020-07-11 01:11:13,142 INFO L280 TraceCheckUtils]: 17: Hoare triple {11918#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {11918#true} is VALID [2020-07-11 01:11:13,142 INFO L280 TraceCheckUtils]: 18: Hoare triple {11918#true} #t~post3 := ~len; {11918#true} is VALID [2020-07-11 01:11:13,142 INFO L280 TraceCheckUtils]: 19: Hoare triple {11918#true} ~len := #t~post3 - 1; {11918#true} is VALID [2020-07-11 01:11:13,143 INFO L280 TraceCheckUtils]: 20: Hoare triple {11918#true} havoc #t~post3; {11918#true} is VALID [2020-07-11 01:11:13,143 INFO L280 TraceCheckUtils]: 21: Hoare triple {11918#true} assume !!(~len > 0); {11918#true} is VALID [2020-07-11 01:11:13,144 INFO L263 TraceCheckUtils]: 22: Hoare triple {11918#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:13,144 INFO L280 TraceCheckUtils]: 23: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11918#true} is VALID [2020-07-11 01:11:13,144 INFO L280 TraceCheckUtils]: 24: Hoare triple {11918#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11918#true} is VALID [2020-07-11 01:11:13,144 INFO L280 TraceCheckUtils]: 25: Hoare triple {11918#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11918#true} is VALID [2020-07-11 01:11:13,145 INFO L280 TraceCheckUtils]: 26: Hoare triple {11918#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11918#true} is VALID [2020-07-11 01:11:13,145 INFO L280 TraceCheckUtils]: 27: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11918#true} is VALID [2020-07-11 01:11:13,145 INFO L280 TraceCheckUtils]: 28: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11918#true} is VALID [2020-07-11 01:11:13,145 INFO L280 TraceCheckUtils]: 29: Hoare triple {11918#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11918#true} is VALID [2020-07-11 01:11:13,145 INFO L280 TraceCheckUtils]: 30: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,145 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {11918#true} {11918#true} #182#return; {11918#true} is VALID [2020-07-11 01:11:13,146 INFO L280 TraceCheckUtils]: 32: Hoare triple {11918#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-11 01:11:13,146 INFO L280 TraceCheckUtils]: 33: Hoare triple {11918#true} havoc #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-11 01:11:13,146 INFO L280 TraceCheckUtils]: 34: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {11918#true} is VALID [2020-07-11 01:11:13,146 INFO L280 TraceCheckUtils]: 35: Hoare triple {11918#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {11918#true} is VALID [2020-07-11 01:11:13,146 INFO L280 TraceCheckUtils]: 36: Hoare triple {11918#true} #t~post3 := ~len; {11918#true} is VALID [2020-07-11 01:11:13,147 INFO L280 TraceCheckUtils]: 37: Hoare triple {11918#true} ~len := #t~post3 - 1; {11918#true} is VALID [2020-07-11 01:11:13,147 INFO L280 TraceCheckUtils]: 38: Hoare triple {11918#true} havoc #t~post3; {11918#true} is VALID [2020-07-11 01:11:13,147 INFO L280 TraceCheckUtils]: 39: Hoare triple {11918#true} assume !(~len > 0); {11918#true} is VALID [2020-07-11 01:11:13,147 INFO L280 TraceCheckUtils]: 40: Hoare triple {11918#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {11918#true} is VALID [2020-07-11 01:11:13,147 INFO L280 TraceCheckUtils]: 41: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,148 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {11918#true} {11925#(<= main_~len~0 2)} #186#return; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:13,172 INFO L280 TraceCheckUtils]: 0: Hoare triple {12043#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-11 01:11:13,173 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} ~data := #in~data; {11918#true} is VALID [2020-07-11 01:11:13,173 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} ~index := #in~index; {11918#true} is VALID [2020-07-11 01:11:13,173 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} assume !!(~index > 0); {11918#true} is VALID [2020-07-11 01:11:13,173 INFO L280 TraceCheckUtils]: 4: Hoare triple {11918#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {11918#true} is VALID [2020-07-11 01:11:13,174 INFO L280 TraceCheckUtils]: 5: Hoare triple {11918#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {11918#true} is VALID [2020-07-11 01:11:13,174 INFO L280 TraceCheckUtils]: 6: Hoare triple {11918#true} havoc #t~mem9.base, #t~mem9.offset; {11918#true} is VALID [2020-07-11 01:11:13,174 INFO L280 TraceCheckUtils]: 7: Hoare triple {11918#true} #t~post10 := ~index; {11918#true} is VALID [2020-07-11 01:11:13,174 INFO L280 TraceCheckUtils]: 8: Hoare triple {11918#true} ~index := #t~post10 - 1; {11918#true} is VALID [2020-07-11 01:11:13,174 INFO L280 TraceCheckUtils]: 9: Hoare triple {11918#true} havoc #t~post10; {11918#true} is VALID [2020-07-11 01:11:13,175 INFO L280 TraceCheckUtils]: 10: Hoare triple {11918#true} assume !(~index > 0); {11918#true} is VALID [2020-07-11 01:11:13,175 INFO L280 TraceCheckUtils]: 11: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {11918#true} is VALID [2020-07-11 01:11:13,175 INFO L280 TraceCheckUtils]: 12: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,176 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {11918#true} {11925#(<= main_~len~0 2)} #188#return; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:13,182 INFO L280 TraceCheckUtils]: 0: Hoare triple {12043#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-11 01:11:13,182 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} ~data := #in~data; {11918#true} is VALID [2020-07-11 01:11:13,182 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} ~index := #in~index; {11918#true} is VALID [2020-07-11 01:11:13,183 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} assume !(~index > 0); {11918#true} is VALID [2020-07-11 01:11:13,183 INFO L280 TraceCheckUtils]: 4: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {11918#true} is VALID [2020-07-11 01:11:13,183 INFO L280 TraceCheckUtils]: 5: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,184 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {11918#true} {11925#(<= main_~len~0 2)} #188#return; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:13,191 INFO L280 TraceCheckUtils]: 0: Hoare triple {11918#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-11 01:11:13,191 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} ~index := #in~index; {11918#true} is VALID [2020-07-11 01:11:13,191 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} assume !!(~index > 0); {11918#true} is VALID [2020-07-11 01:11:13,192 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {11918#true} is VALID [2020-07-11 01:11:13,192 INFO L280 TraceCheckUtils]: 4: Hoare triple {11918#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {11918#true} is VALID [2020-07-11 01:11:13,192 INFO L280 TraceCheckUtils]: 5: Hoare triple {11918#true} havoc #t~mem6.base, #t~mem6.offset; {11918#true} is VALID [2020-07-11 01:11:13,192 INFO L280 TraceCheckUtils]: 6: Hoare triple {11918#true} #t~post7 := ~index; {11918#true} is VALID [2020-07-11 01:11:13,192 INFO L280 TraceCheckUtils]: 7: Hoare triple {11918#true} ~index := #t~post7 - 1; {11918#true} is VALID [2020-07-11 01:11:13,192 INFO L280 TraceCheckUtils]: 8: Hoare triple {11918#true} havoc #t~post7; {11918#true} is VALID [2020-07-11 01:11:13,193 INFO L280 TraceCheckUtils]: 9: Hoare triple {11918#true} assume !(~index > 0); {11918#true} is VALID [2020-07-11 01:11:13,193 INFO L280 TraceCheckUtils]: 10: Hoare triple {11918#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {11918#true} is VALID [2020-07-11 01:11:13,193 INFO L280 TraceCheckUtils]: 11: Hoare triple {11918#true} #res := #t~mem8; {11918#true} is VALID [2020-07-11 01:11:13,194 INFO L280 TraceCheckUtils]: 12: Hoare triple {11918#true} havoc #t~mem8; {11918#true} is VALID [2020-07-11 01:11:13,194 INFO L280 TraceCheckUtils]: 13: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,195 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {11918#true} {11990#(<= main_~i~0 1)} #190#return; {11990#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:13,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:13,231 INFO L280 TraceCheckUtils]: 0: Hoare triple {11918#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-11 01:11:13,232 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} ~index := #in~index; {12044#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-11 01:11:13,233 INFO L280 TraceCheckUtils]: 2: Hoare triple {12044#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} assume !!(~index > 0); {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,234 INFO L280 TraceCheckUtils]: 3: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,234 INFO L280 TraceCheckUtils]: 4: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,235 INFO L280 TraceCheckUtils]: 5: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~mem6.base, #t~mem6.offset; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,235 INFO L280 TraceCheckUtils]: 6: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} #t~post7 := ~index; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,236 INFO L280 TraceCheckUtils]: 7: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} ~index := #t~post7 - 1; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,237 INFO L280 TraceCheckUtils]: 8: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~post7; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,237 INFO L280 TraceCheckUtils]: 9: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} assume !(~index > 0); {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,238 INFO L280 TraceCheckUtils]: 10: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,238 INFO L280 TraceCheckUtils]: 11: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} #res := #t~mem8; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,239 INFO L280 TraceCheckUtils]: 12: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~mem8; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,240 INFO L280 TraceCheckUtils]: 13: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} assume true; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,241 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {12045#(<= 1 |sll_get_data_at_#in~index|)} {12007#(<= main_~i~0 0)} #190#return; {11919#false} is VALID [2020-07-11 01:11:13,242 INFO L263 TraceCheckUtils]: 0: Hoare triple {11918#true} call ULTIMATE.init(); {12023#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-11 01:11:13,242 INFO L280 TraceCheckUtils]: 1: Hoare triple {12023#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {11918#true} is VALID [2020-07-11 01:11:13,242 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} #valid := #valid[0 := 0]; {11918#true} is VALID [2020-07-11 01:11:13,243 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} assume 0 < #StackHeapBarrier; {11918#true} is VALID [2020-07-11 01:11:13,243 INFO L280 TraceCheckUtils]: 4: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,243 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {11918#true} {11918#true} #194#return; {11918#true} is VALID [2020-07-11 01:11:13,243 INFO L263 TraceCheckUtils]: 6: Hoare triple {11918#true} call #t~ret15 := main(); {11918#true} is VALID [2020-07-11 01:11:13,244 INFO L280 TraceCheckUtils]: 7: Hoare triple {11918#true} ~len~0 := 2; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,244 INFO L280 TraceCheckUtils]: 8: Hoare triple {11925#(<= main_~len~0 2)} ~data~0 := 1; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,245 INFO L263 TraceCheckUtils]: 9: Hoare triple {11925#(<= main_~len~0 2)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:13,246 INFO L280 TraceCheckUtils]: 10: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {11918#true} is VALID [2020-07-11 01:11:13,246 INFO L280 TraceCheckUtils]: 11: Hoare triple {11918#true} ~data := #in~data; {11918#true} is VALID [2020-07-11 01:11:13,246 INFO L280 TraceCheckUtils]: 12: Hoare triple {11918#true} ~head~0.base, ~head~0.offset := 0, 0; {11918#true} is VALID [2020-07-11 01:11:13,246 INFO L280 TraceCheckUtils]: 13: Hoare triple {11918#true} assume !!(~len > 0); {11918#true} is VALID [2020-07-11 01:11:13,248 INFO L263 TraceCheckUtils]: 14: Hoare triple {11918#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:13,248 INFO L280 TraceCheckUtils]: 15: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11918#true} is VALID [2020-07-11 01:11:13,248 INFO L280 TraceCheckUtils]: 16: Hoare triple {11918#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11918#true} is VALID [2020-07-11 01:11:13,248 INFO L280 TraceCheckUtils]: 17: Hoare triple {11918#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11918#true} is VALID [2020-07-11 01:11:13,249 INFO L280 TraceCheckUtils]: 18: Hoare triple {11918#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11918#true} is VALID [2020-07-11 01:11:13,249 INFO L280 TraceCheckUtils]: 19: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11918#true} is VALID [2020-07-11 01:11:13,249 INFO L280 TraceCheckUtils]: 20: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11918#true} is VALID [2020-07-11 01:11:13,249 INFO L280 TraceCheckUtils]: 21: Hoare triple {11918#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11918#true} is VALID [2020-07-11 01:11:13,249 INFO L280 TraceCheckUtils]: 22: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,249 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {11918#true} {11918#true} #182#return; {11918#true} is VALID [2020-07-11 01:11:13,250 INFO L280 TraceCheckUtils]: 24: Hoare triple {11918#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-11 01:11:13,250 INFO L280 TraceCheckUtils]: 25: Hoare triple {11918#true} havoc #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-11 01:11:13,250 INFO L280 TraceCheckUtils]: 26: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {11918#true} is VALID [2020-07-11 01:11:13,250 INFO L280 TraceCheckUtils]: 27: Hoare triple {11918#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {11918#true} is VALID [2020-07-11 01:11:13,250 INFO L280 TraceCheckUtils]: 28: Hoare triple {11918#true} #t~post3 := ~len; {11918#true} is VALID [2020-07-11 01:11:13,250 INFO L280 TraceCheckUtils]: 29: Hoare triple {11918#true} ~len := #t~post3 - 1; {11918#true} is VALID [2020-07-11 01:11:13,251 INFO L280 TraceCheckUtils]: 30: Hoare triple {11918#true} havoc #t~post3; {11918#true} is VALID [2020-07-11 01:11:13,251 INFO L280 TraceCheckUtils]: 31: Hoare triple {11918#true} assume !!(~len > 0); {11918#true} is VALID [2020-07-11 01:11:13,252 INFO L263 TraceCheckUtils]: 32: Hoare triple {11918#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:13,252 INFO L280 TraceCheckUtils]: 33: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11918#true} is VALID [2020-07-11 01:11:13,253 INFO L280 TraceCheckUtils]: 34: Hoare triple {11918#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11918#true} is VALID [2020-07-11 01:11:13,253 INFO L280 TraceCheckUtils]: 35: Hoare triple {11918#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11918#true} is VALID [2020-07-11 01:11:13,253 INFO L280 TraceCheckUtils]: 36: Hoare triple {11918#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11918#true} is VALID [2020-07-11 01:11:13,253 INFO L280 TraceCheckUtils]: 37: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11918#true} is VALID [2020-07-11 01:11:13,253 INFO L280 TraceCheckUtils]: 38: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11918#true} is VALID [2020-07-11 01:11:13,253 INFO L280 TraceCheckUtils]: 39: Hoare triple {11918#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11918#true} is VALID [2020-07-11 01:11:13,254 INFO L280 TraceCheckUtils]: 40: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,254 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {11918#true} {11918#true} #182#return; {11918#true} is VALID [2020-07-11 01:11:13,254 INFO L280 TraceCheckUtils]: 42: Hoare triple {11918#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-11 01:11:13,254 INFO L280 TraceCheckUtils]: 43: Hoare triple {11918#true} havoc #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-11 01:11:13,254 INFO L280 TraceCheckUtils]: 44: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {11918#true} is VALID [2020-07-11 01:11:13,254 INFO L280 TraceCheckUtils]: 45: Hoare triple {11918#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {11918#true} is VALID [2020-07-11 01:11:13,255 INFO L280 TraceCheckUtils]: 46: Hoare triple {11918#true} #t~post3 := ~len; {11918#true} is VALID [2020-07-11 01:11:13,255 INFO L280 TraceCheckUtils]: 47: Hoare triple {11918#true} ~len := #t~post3 - 1; {11918#true} is VALID [2020-07-11 01:11:13,255 INFO L280 TraceCheckUtils]: 48: Hoare triple {11918#true} havoc #t~post3; {11918#true} is VALID [2020-07-11 01:11:13,255 INFO L280 TraceCheckUtils]: 49: Hoare triple {11918#true} assume !(~len > 0); {11918#true} is VALID [2020-07-11 01:11:13,255 INFO L280 TraceCheckUtils]: 50: Hoare triple {11918#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {11918#true} is VALID [2020-07-11 01:11:13,256 INFO L280 TraceCheckUtils]: 51: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,257 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {11918#true} {11925#(<= main_~len~0 2)} #186#return; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,258 INFO L280 TraceCheckUtils]: 53: Hoare triple {11925#(<= main_~len~0 2)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,259 INFO L280 TraceCheckUtils]: 54: Hoare triple {11925#(<= main_~len~0 2)} havoc #t~ret11.base, #t~ret11.offset; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,260 INFO L280 TraceCheckUtils]: 55: Hoare triple {11925#(<= main_~len~0 2)} havoc ~i~0; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,261 INFO L280 TraceCheckUtils]: 56: Hoare triple {11925#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,262 INFO L280 TraceCheckUtils]: 57: Hoare triple {11925#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,263 INFO L280 TraceCheckUtils]: 58: Hoare triple {11925#(<= main_~len~0 2)} ~new_data~0 := ~i~0 + ~len~0; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,265 INFO L263 TraceCheckUtils]: 59: Hoare triple {11925#(<= main_~len~0 2)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {12043#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:13,265 INFO L280 TraceCheckUtils]: 60: Hoare triple {12043#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-11 01:11:13,266 INFO L280 TraceCheckUtils]: 61: Hoare triple {11918#true} ~data := #in~data; {11918#true} is VALID [2020-07-11 01:11:13,266 INFO L280 TraceCheckUtils]: 62: Hoare triple {11918#true} ~index := #in~index; {11918#true} is VALID [2020-07-11 01:11:13,266 INFO L280 TraceCheckUtils]: 63: Hoare triple {11918#true} assume !!(~index > 0); {11918#true} is VALID [2020-07-11 01:11:13,267 INFO L280 TraceCheckUtils]: 64: Hoare triple {11918#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {11918#true} is VALID [2020-07-11 01:11:13,267 INFO L280 TraceCheckUtils]: 65: Hoare triple {11918#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {11918#true} is VALID [2020-07-11 01:11:13,267 INFO L280 TraceCheckUtils]: 66: Hoare triple {11918#true} havoc #t~mem9.base, #t~mem9.offset; {11918#true} is VALID [2020-07-11 01:11:13,267 INFO L280 TraceCheckUtils]: 67: Hoare triple {11918#true} #t~post10 := ~index; {11918#true} is VALID [2020-07-11 01:11:13,268 INFO L280 TraceCheckUtils]: 68: Hoare triple {11918#true} ~index := #t~post10 - 1; {11918#true} is VALID [2020-07-11 01:11:13,268 INFO L280 TraceCheckUtils]: 69: Hoare triple {11918#true} havoc #t~post10; {11918#true} is VALID [2020-07-11 01:11:13,268 INFO L280 TraceCheckUtils]: 70: Hoare triple {11918#true} assume !(~index > 0); {11918#true} is VALID [2020-07-11 01:11:13,269 INFO L280 TraceCheckUtils]: 71: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {11918#true} is VALID [2020-07-11 01:11:13,269 INFO L280 TraceCheckUtils]: 72: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,271 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {11918#true} {11925#(<= main_~len~0 2)} #188#return; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,271 INFO L280 TraceCheckUtils]: 74: Hoare triple {11925#(<= main_~len~0 2)} #t~post12 := ~i~0; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,272 INFO L280 TraceCheckUtils]: 75: Hoare triple {11925#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,273 INFO L280 TraceCheckUtils]: 76: Hoare triple {11925#(<= main_~len~0 2)} havoc #t~post12; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,274 INFO L280 TraceCheckUtils]: 77: Hoare triple {11925#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,275 INFO L280 TraceCheckUtils]: 78: Hoare triple {11925#(<= main_~len~0 2)} ~new_data~0 := ~i~0 + ~len~0; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,277 INFO L263 TraceCheckUtils]: 79: Hoare triple {11925#(<= main_~len~0 2)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {12043#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:13,278 INFO L280 TraceCheckUtils]: 80: Hoare triple {12043#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-11 01:11:13,278 INFO L280 TraceCheckUtils]: 81: Hoare triple {11918#true} ~data := #in~data; {11918#true} is VALID [2020-07-11 01:11:13,278 INFO L280 TraceCheckUtils]: 82: Hoare triple {11918#true} ~index := #in~index; {11918#true} is VALID [2020-07-11 01:11:13,278 INFO L280 TraceCheckUtils]: 83: Hoare triple {11918#true} assume !(~index > 0); {11918#true} is VALID [2020-07-11 01:11:13,279 INFO L280 TraceCheckUtils]: 84: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {11918#true} is VALID [2020-07-11 01:11:13,279 INFO L280 TraceCheckUtils]: 85: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,281 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {11918#true} {11925#(<= main_~len~0 2)} #188#return; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,282 INFO L280 TraceCheckUtils]: 87: Hoare triple {11925#(<= main_~len~0 2)} #t~post12 := ~i~0; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,282 INFO L280 TraceCheckUtils]: 88: Hoare triple {11925#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,283 INFO L280 TraceCheckUtils]: 89: Hoare triple {11925#(<= main_~len~0 2)} havoc #t~post12; {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,284 INFO L280 TraceCheckUtils]: 90: Hoare triple {11925#(<= main_~len~0 2)} assume !(~i~0 >= 0); {11925#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:13,285 INFO L280 TraceCheckUtils]: 91: Hoare triple {11925#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {11990#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:13,286 INFO L280 TraceCheckUtils]: 92: Hoare triple {11990#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {11990#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:13,287 INFO L280 TraceCheckUtils]: 93: Hoare triple {11990#(<= main_~i~0 1)} ~expected~0 := ~i~0 + ~len~0; {11990#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:13,288 INFO L263 TraceCheckUtils]: 94: Hoare triple {11990#(<= main_~i~0 1)} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {11918#true} is VALID [2020-07-11 01:11:13,288 INFO L280 TraceCheckUtils]: 95: Hoare triple {11918#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-11 01:11:13,288 INFO L280 TraceCheckUtils]: 96: Hoare triple {11918#true} ~index := #in~index; {11918#true} is VALID [2020-07-11 01:11:13,288 INFO L280 TraceCheckUtils]: 97: Hoare triple {11918#true} assume !!(~index > 0); {11918#true} is VALID [2020-07-11 01:11:13,289 INFO L280 TraceCheckUtils]: 98: Hoare triple {11918#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {11918#true} is VALID [2020-07-11 01:11:13,289 INFO L280 TraceCheckUtils]: 99: Hoare triple {11918#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {11918#true} is VALID [2020-07-11 01:11:13,289 INFO L280 TraceCheckUtils]: 100: Hoare triple {11918#true} havoc #t~mem6.base, #t~mem6.offset; {11918#true} is VALID [2020-07-11 01:11:13,290 INFO L280 TraceCheckUtils]: 101: Hoare triple {11918#true} #t~post7 := ~index; {11918#true} is VALID [2020-07-11 01:11:13,290 INFO L280 TraceCheckUtils]: 102: Hoare triple {11918#true} ~index := #t~post7 - 1; {11918#true} is VALID [2020-07-11 01:11:13,290 INFO L280 TraceCheckUtils]: 103: Hoare triple {11918#true} havoc #t~post7; {11918#true} is VALID [2020-07-11 01:11:13,291 INFO L280 TraceCheckUtils]: 104: Hoare triple {11918#true} assume !(~index > 0); {11918#true} is VALID [2020-07-11 01:11:13,291 INFO L280 TraceCheckUtils]: 105: Hoare triple {11918#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {11918#true} is VALID [2020-07-11 01:11:13,291 INFO L280 TraceCheckUtils]: 106: Hoare triple {11918#true} #res := #t~mem8; {11918#true} is VALID [2020-07-11 01:11:13,291 INFO L280 TraceCheckUtils]: 107: Hoare triple {11918#true} havoc #t~mem8; {11918#true} is VALID [2020-07-11 01:11:13,292 INFO L280 TraceCheckUtils]: 108: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-11 01:11:13,293 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {11918#true} {11990#(<= main_~i~0 1)} #190#return; {11990#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:13,294 INFO L280 TraceCheckUtils]: 110: Hoare triple {11990#(<= main_~i~0 1)} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {11990#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:13,295 INFO L280 TraceCheckUtils]: 111: Hoare triple {11990#(<= main_~i~0 1)} assume !(~expected~0 != #t~ret14); {11990#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:13,296 INFO L280 TraceCheckUtils]: 112: Hoare triple {11990#(<= main_~i~0 1)} havoc #t~ret14; {11990#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:13,297 INFO L280 TraceCheckUtils]: 113: Hoare triple {11990#(<= main_~i~0 1)} #t~post13 := ~i~0; {12006#(<= |main_#t~post13| 1)} is VALID [2020-07-11 01:11:13,298 INFO L280 TraceCheckUtils]: 114: Hoare triple {12006#(<= |main_#t~post13| 1)} ~i~0 := #t~post13 - 1; {12007#(<= main_~i~0 0)} is VALID [2020-07-11 01:11:13,299 INFO L280 TraceCheckUtils]: 115: Hoare triple {12007#(<= main_~i~0 0)} havoc #t~post13; {12007#(<= main_~i~0 0)} is VALID [2020-07-11 01:11:13,300 INFO L280 TraceCheckUtils]: 116: Hoare triple {12007#(<= main_~i~0 0)} assume !!(~i~0 >= 0); {12007#(<= main_~i~0 0)} is VALID [2020-07-11 01:11:13,301 INFO L280 TraceCheckUtils]: 117: Hoare triple {12007#(<= main_~i~0 0)} ~expected~0 := ~i~0 + ~len~0; {12007#(<= main_~i~0 0)} is VALID [2020-07-11 01:11:13,301 INFO L263 TraceCheckUtils]: 118: Hoare triple {12007#(<= main_~i~0 0)} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {11918#true} is VALID [2020-07-11 01:11:13,301 INFO L280 TraceCheckUtils]: 119: Hoare triple {11918#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-11 01:11:13,302 INFO L280 TraceCheckUtils]: 120: Hoare triple {11918#true} ~index := #in~index; {12044#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-11 01:11:13,303 INFO L280 TraceCheckUtils]: 121: Hoare triple {12044#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} assume !!(~index > 0); {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,304 INFO L280 TraceCheckUtils]: 122: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,305 INFO L280 TraceCheckUtils]: 123: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,306 INFO L280 TraceCheckUtils]: 124: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~mem6.base, #t~mem6.offset; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,307 INFO L280 TraceCheckUtils]: 125: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} #t~post7 := ~index; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,308 INFO L280 TraceCheckUtils]: 126: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} ~index := #t~post7 - 1; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,309 INFO L280 TraceCheckUtils]: 127: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~post7; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,310 INFO L280 TraceCheckUtils]: 128: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} assume !(~index > 0); {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,310 INFO L280 TraceCheckUtils]: 129: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,311 INFO L280 TraceCheckUtils]: 130: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} #res := #t~mem8; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,312 INFO L280 TraceCheckUtils]: 131: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~mem8; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,313 INFO L280 TraceCheckUtils]: 132: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} assume true; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-11 01:11:13,315 INFO L275 TraceCheckUtils]: 133: Hoare quadruple {12045#(<= 1 |sll_get_data_at_#in~index|)} {12007#(<= main_~i~0 0)} #190#return; {11919#false} is VALID [2020-07-11 01:11:13,315 INFO L280 TraceCheckUtils]: 134: Hoare triple {11919#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {11919#false} is VALID [2020-07-11 01:11:13,316 INFO L280 TraceCheckUtils]: 135: Hoare triple {11919#false} assume ~expected~0 != #t~ret14; {11919#false} is VALID [2020-07-11 01:11:13,316 INFO L280 TraceCheckUtils]: 136: Hoare triple {11919#false} havoc #t~ret14; {11919#false} is VALID [2020-07-11 01:11:13,316 INFO L280 TraceCheckUtils]: 137: Hoare triple {11919#false} assume !false; {11919#false} is VALID [2020-07-11 01:11:13,345 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-07-11 01:11:13,345 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [322208836] [2020-07-11 01:11:13,346 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-11 01:11:13,346 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-07-11 01:11:13,346 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470252229] [2020-07-11 01:11:13,347 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 138 [2020-07-11 01:11:13,348 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-11 01:11:13,348 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-11 01:11:13,520 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 106 edges. 106 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:11:13,521 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-11 01:11:13,521 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-11 01:11:13,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-11 01:11:13,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-11 01:11:13,522 INFO L87 Difference]: Start difference. First operand 143 states and 155 transitions. Second operand 11 states. [2020-07-11 01:11:16,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:11:16,175 INFO L93 Difference]: Finished difference Result 187 states and 202 transitions. [2020-07-11 01:11:16,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-11 01:11:16,176 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 138 [2020-07-11 01:11:16,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-11 01:11:16,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-11 01:11:16,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 145 transitions. [2020-07-11 01:11:16,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-11 01:11:16,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 145 transitions. [2020-07-11 01:11:16,181 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 145 transitions. [2020-07-11 01:11:16,376 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 145 edges. 145 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:11:16,379 INFO L225 Difference]: With dead ends: 187 [2020-07-11 01:11:16,379 INFO L226 Difference]: Without dead ends: 131 [2020-07-11 01:11:16,380 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2020-07-11 01:11:16,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-07-11 01:11:17,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2020-07-11 01:11:17,042 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-11 01:11:17,042 INFO L82 GeneralOperation]: Start isEquivalent. First operand 131 states. Second operand 131 states. [2020-07-11 01:11:17,043 INFO L74 IsIncluded]: Start isIncluded. First operand 131 states. Second operand 131 states. [2020-07-11 01:11:17,043 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 131 states. [2020-07-11 01:11:17,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:11:17,047 INFO L93 Difference]: Finished difference Result 131 states and 138 transitions. [2020-07-11 01:11:17,047 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 138 transitions. [2020-07-11 01:11:17,048 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:11:17,048 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:11:17,048 INFO L74 IsIncluded]: Start isIncluded. First operand 131 states. Second operand 131 states. [2020-07-11 01:11:17,048 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 131 states. [2020-07-11 01:11:17,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:11:17,052 INFO L93 Difference]: Finished difference Result 131 states and 138 transitions. [2020-07-11 01:11:17,052 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 138 transitions. [2020-07-11 01:11:17,053 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:11:17,053 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:11:17,053 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-11 01:11:17,053 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-11 01:11:17,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-07-11 01:11:17,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 138 transitions. [2020-07-11 01:11:17,056 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 138 transitions. Word has length 138 [2020-07-11 01:11:17,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-11 01:11:17,057 INFO L479 AbstractCegarLoop]: Abstraction has 131 states and 138 transitions. [2020-07-11 01:11:17,057 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-11 01:11:17,057 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 131 states and 138 transitions. [2020-07-11 01:11:17,444 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 138 edges. 138 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:11:17,444 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 138 transitions. [2020-07-11 01:11:17,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-07-11 01:11:17,446 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 01:11:17,446 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] [2020-07-11 01:11:17,446 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-07-11 01:11:17,446 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 01:11:17,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 01:11:17,447 INFO L82 PathProgramCache]: Analyzing trace with hash -446465243, now seen corresponding path program 3 times [2020-07-11 01:11:17,447 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 01:11:17,447 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [94167800] [2020-07-11 01:11:17,447 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 01:11:17,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:17,577 INFO L280 TraceCheckUtils]: 0: Hoare triple {13073#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {12965#true} is VALID [2020-07-11 01:11:17,577 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} #valid := #valid[0 := 0]; {12965#true} is VALID [2020-07-11 01:11:17,578 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} assume 0 < #StackHeapBarrier; {12965#true} is VALID [2020-07-11 01:11:17,578 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,578 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {12965#true} {12965#true} #194#return; {12965#true} is VALID [2020-07-11 01:11:17,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:17,619 INFO L280 TraceCheckUtils]: 0: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12965#true} is VALID [2020-07-11 01:11:17,619 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12965#true} is VALID [2020-07-11 01:11:17,619 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12965#true} is VALID [2020-07-11 01:11:17,620 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12965#true} is VALID [2020-07-11 01:11:17,620 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12965#true} is VALID [2020-07-11 01:11:17,620 INFO L280 TraceCheckUtils]: 5: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12965#true} is VALID [2020-07-11 01:11:17,620 INFO L280 TraceCheckUtils]: 6: Hoare triple {12965#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12965#true} is VALID [2020-07-11 01:11:17,620 INFO L280 TraceCheckUtils]: 7: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,621 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {12965#true} {12965#true} #182#return; {12965#true} is VALID [2020-07-11 01:11:17,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:17,626 INFO L280 TraceCheckUtils]: 0: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12965#true} is VALID [2020-07-11 01:11:17,626 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12965#true} is VALID [2020-07-11 01:11:17,627 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12965#true} is VALID [2020-07-11 01:11:17,627 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12965#true} is VALID [2020-07-11 01:11:17,627 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12965#true} is VALID [2020-07-11 01:11:17,627 INFO L280 TraceCheckUtils]: 5: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12965#true} is VALID [2020-07-11 01:11:17,627 INFO L280 TraceCheckUtils]: 6: Hoare triple {12965#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12965#true} is VALID [2020-07-11 01:11:17,628 INFO L280 TraceCheckUtils]: 7: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,628 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {12965#true} {12965#true} #182#return; {12965#true} is VALID [2020-07-11 01:11:17,628 INFO L280 TraceCheckUtils]: 0: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {12965#true} is VALID [2020-07-11 01:11:17,628 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} ~data := #in~data; {12965#true} is VALID [2020-07-11 01:11:17,628 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} ~head~0.base, ~head~0.offset := 0, 0; {12965#true} is VALID [2020-07-11 01:11:17,629 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} assume !!(~len > 0); {12965#true} is VALID [2020-07-11 01:11:17,630 INFO L263 TraceCheckUtils]: 4: Hoare triple {12965#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:17,630 INFO L280 TraceCheckUtils]: 5: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12965#true} is VALID [2020-07-11 01:11:17,630 INFO L280 TraceCheckUtils]: 6: Hoare triple {12965#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12965#true} is VALID [2020-07-11 01:11:17,630 INFO L280 TraceCheckUtils]: 7: Hoare triple {12965#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12965#true} is VALID [2020-07-11 01:11:17,631 INFO L280 TraceCheckUtils]: 8: Hoare triple {12965#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12965#true} is VALID [2020-07-11 01:11:17,631 INFO L280 TraceCheckUtils]: 9: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12965#true} is VALID [2020-07-11 01:11:17,631 INFO L280 TraceCheckUtils]: 10: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12965#true} is VALID [2020-07-11 01:11:17,631 INFO L280 TraceCheckUtils]: 11: Hoare triple {12965#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12965#true} is VALID [2020-07-11 01:11:17,631 INFO L280 TraceCheckUtils]: 12: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,632 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {12965#true} {12965#true} #182#return; {12965#true} is VALID [2020-07-11 01:11:17,632 INFO L280 TraceCheckUtils]: 14: Hoare triple {12965#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-11 01:11:17,632 INFO L280 TraceCheckUtils]: 15: Hoare triple {12965#true} havoc #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-11 01:11:17,632 INFO L280 TraceCheckUtils]: 16: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {12965#true} is VALID [2020-07-11 01:11:17,632 INFO L280 TraceCheckUtils]: 17: Hoare triple {12965#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {12965#true} is VALID [2020-07-11 01:11:17,633 INFO L280 TraceCheckUtils]: 18: Hoare triple {12965#true} #t~post3 := ~len; {12965#true} is VALID [2020-07-11 01:11:17,633 INFO L280 TraceCheckUtils]: 19: Hoare triple {12965#true} ~len := #t~post3 - 1; {12965#true} is VALID [2020-07-11 01:11:17,633 INFO L280 TraceCheckUtils]: 20: Hoare triple {12965#true} havoc #t~post3; {12965#true} is VALID [2020-07-11 01:11:17,633 INFO L280 TraceCheckUtils]: 21: Hoare triple {12965#true} assume !!(~len > 0); {12965#true} is VALID [2020-07-11 01:11:17,634 INFO L263 TraceCheckUtils]: 22: Hoare triple {12965#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:17,635 INFO L280 TraceCheckUtils]: 23: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12965#true} is VALID [2020-07-11 01:11:17,635 INFO L280 TraceCheckUtils]: 24: Hoare triple {12965#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12965#true} is VALID [2020-07-11 01:11:17,635 INFO L280 TraceCheckUtils]: 25: Hoare triple {12965#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12965#true} is VALID [2020-07-11 01:11:17,635 INFO L280 TraceCheckUtils]: 26: Hoare triple {12965#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12965#true} is VALID [2020-07-11 01:11:17,635 INFO L280 TraceCheckUtils]: 27: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12965#true} is VALID [2020-07-11 01:11:17,636 INFO L280 TraceCheckUtils]: 28: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12965#true} is VALID [2020-07-11 01:11:17,636 INFO L280 TraceCheckUtils]: 29: Hoare triple {12965#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12965#true} is VALID [2020-07-11 01:11:17,636 INFO L280 TraceCheckUtils]: 30: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,636 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {12965#true} {12965#true} #182#return; {12965#true} is VALID [2020-07-11 01:11:17,636 INFO L280 TraceCheckUtils]: 32: Hoare triple {12965#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-11 01:11:17,636 INFO L280 TraceCheckUtils]: 33: Hoare triple {12965#true} havoc #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-11 01:11:17,637 INFO L280 TraceCheckUtils]: 34: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {12965#true} is VALID [2020-07-11 01:11:17,637 INFO L280 TraceCheckUtils]: 35: Hoare triple {12965#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {12965#true} is VALID [2020-07-11 01:11:17,637 INFO L280 TraceCheckUtils]: 36: Hoare triple {12965#true} #t~post3 := ~len; {12965#true} is VALID [2020-07-11 01:11:17,637 INFO L280 TraceCheckUtils]: 37: Hoare triple {12965#true} ~len := #t~post3 - 1; {12965#true} is VALID [2020-07-11 01:11:17,637 INFO L280 TraceCheckUtils]: 38: Hoare triple {12965#true} havoc #t~post3; {12965#true} is VALID [2020-07-11 01:11:17,638 INFO L280 TraceCheckUtils]: 39: Hoare triple {12965#true} assume !(~len > 0); {12965#true} is VALID [2020-07-11 01:11:17,638 INFO L280 TraceCheckUtils]: 40: Hoare triple {12965#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {12965#true} is VALID [2020-07-11 01:11:17,638 INFO L280 TraceCheckUtils]: 41: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,639 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {12965#true} {12972#(<= main_~len~0 2)} #186#return; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:17,665 INFO L280 TraceCheckUtils]: 0: Hoare triple {13093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-11 01:11:17,665 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} ~data := #in~data; {12965#true} is VALID [2020-07-11 01:11:17,665 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-11 01:11:17,665 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} assume !!(~index > 0); {12965#true} is VALID [2020-07-11 01:11:17,666 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {12965#true} is VALID [2020-07-11 01:11:17,666 INFO L280 TraceCheckUtils]: 5: Hoare triple {12965#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {12965#true} is VALID [2020-07-11 01:11:17,666 INFO L280 TraceCheckUtils]: 6: Hoare triple {12965#true} havoc #t~mem9.base, #t~mem9.offset; {12965#true} is VALID [2020-07-11 01:11:17,666 INFO L280 TraceCheckUtils]: 7: Hoare triple {12965#true} #t~post10 := ~index; {12965#true} is VALID [2020-07-11 01:11:17,666 INFO L280 TraceCheckUtils]: 8: Hoare triple {12965#true} ~index := #t~post10 - 1; {12965#true} is VALID [2020-07-11 01:11:17,667 INFO L280 TraceCheckUtils]: 9: Hoare triple {12965#true} havoc #t~post10; {12965#true} is VALID [2020-07-11 01:11:17,667 INFO L280 TraceCheckUtils]: 10: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-11 01:11:17,667 INFO L280 TraceCheckUtils]: 11: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {12965#true} is VALID [2020-07-11 01:11:17,667 INFO L280 TraceCheckUtils]: 12: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,668 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {12965#true} {12972#(<= main_~len~0 2)} #188#return; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:17,673 INFO L280 TraceCheckUtils]: 0: Hoare triple {13093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-11 01:11:17,674 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} ~data := #in~data; {12965#true} is VALID [2020-07-11 01:11:17,674 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-11 01:11:17,674 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-11 01:11:17,674 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {12965#true} is VALID [2020-07-11 01:11:17,675 INFO L280 TraceCheckUtils]: 5: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,676 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {12965#true} {12972#(<= main_~len~0 2)} #188#return; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:17,684 INFO L280 TraceCheckUtils]: 0: Hoare triple {12965#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-11 01:11:17,684 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-11 01:11:17,684 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} assume !!(~index > 0); {12965#true} is VALID [2020-07-11 01:11:17,685 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {12965#true} is VALID [2020-07-11 01:11:17,685 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {12965#true} is VALID [2020-07-11 01:11:17,685 INFO L280 TraceCheckUtils]: 5: Hoare triple {12965#true} havoc #t~mem6.base, #t~mem6.offset; {12965#true} is VALID [2020-07-11 01:11:17,685 INFO L280 TraceCheckUtils]: 6: Hoare triple {12965#true} #t~post7 := ~index; {12965#true} is VALID [2020-07-11 01:11:17,686 INFO L280 TraceCheckUtils]: 7: Hoare triple {12965#true} ~index := #t~post7 - 1; {12965#true} is VALID [2020-07-11 01:11:17,686 INFO L280 TraceCheckUtils]: 8: Hoare triple {12965#true} havoc #t~post7; {12965#true} is VALID [2020-07-11 01:11:17,686 INFO L280 TraceCheckUtils]: 9: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-11 01:11:17,686 INFO L280 TraceCheckUtils]: 10: Hoare triple {12965#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12965#true} is VALID [2020-07-11 01:11:17,686 INFO L280 TraceCheckUtils]: 11: Hoare triple {12965#true} #res := #t~mem8; {12965#true} is VALID [2020-07-11 01:11:17,687 INFO L280 TraceCheckUtils]: 12: Hoare triple {12965#true} havoc #t~mem8; {12965#true} is VALID [2020-07-11 01:11:17,687 INFO L280 TraceCheckUtils]: 13: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,688 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {12965#true} {13037#(<= main_~i~0 1)} #190#return; {13037#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:17,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:17,694 INFO L280 TraceCheckUtils]: 0: Hoare triple {12965#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-11 01:11:17,695 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-11 01:11:17,695 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-11 01:11:17,695 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12965#true} is VALID [2020-07-11 01:11:17,695 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} #res := #t~mem8; {12965#true} is VALID [2020-07-11 01:11:17,695 INFO L280 TraceCheckUtils]: 5: Hoare triple {12965#true} havoc #t~mem8; {12965#true} is VALID [2020-07-11 01:11:17,696 INFO L280 TraceCheckUtils]: 6: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,697 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {12965#true} {13054#(<= main_~i~0 0)} #190#return; {13054#(<= main_~i~0 0)} is VALID [2020-07-11 01:11:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 01:11:17,700 INFO L280 TraceCheckUtils]: 0: Hoare triple {12965#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-11 01:11:17,701 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-11 01:11:17,701 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-11 01:11:17,701 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12965#true} is VALID [2020-07-11 01:11:17,701 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} #res := #t~mem8; {12965#true} is VALID [2020-07-11 01:11:17,701 INFO L280 TraceCheckUtils]: 5: Hoare triple {12965#true} havoc #t~mem8; {12965#true} is VALID [2020-07-11 01:11:17,702 INFO L280 TraceCheckUtils]: 6: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,702 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {12965#true} {12966#false} #190#return; {12966#false} is VALID [2020-07-11 01:11:17,703 INFO L263 TraceCheckUtils]: 0: Hoare triple {12965#true} call ULTIMATE.init(); {13073#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-11 01:11:17,703 INFO L280 TraceCheckUtils]: 1: Hoare triple {13073#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {12965#true} is VALID [2020-07-11 01:11:17,703 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} #valid := #valid[0 := 0]; {12965#true} is VALID [2020-07-11 01:11:17,703 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} assume 0 < #StackHeapBarrier; {12965#true} is VALID [2020-07-11 01:11:17,703 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,704 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {12965#true} {12965#true} #194#return; {12965#true} is VALID [2020-07-11 01:11:17,704 INFO L263 TraceCheckUtils]: 6: Hoare triple {12965#true} call #t~ret15 := main(); {12965#true} is VALID [2020-07-11 01:11:17,704 INFO L280 TraceCheckUtils]: 7: Hoare triple {12965#true} ~len~0 := 2; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,705 INFO L280 TraceCheckUtils]: 8: Hoare triple {12972#(<= main_~len~0 2)} ~data~0 := 1; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,706 INFO L263 TraceCheckUtils]: 9: Hoare triple {12972#(<= main_~len~0 2)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:17,706 INFO L280 TraceCheckUtils]: 10: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {12965#true} is VALID [2020-07-11 01:11:17,707 INFO L280 TraceCheckUtils]: 11: Hoare triple {12965#true} ~data := #in~data; {12965#true} is VALID [2020-07-11 01:11:17,707 INFO L280 TraceCheckUtils]: 12: Hoare triple {12965#true} ~head~0.base, ~head~0.offset := 0, 0; {12965#true} is VALID [2020-07-11 01:11:17,707 INFO L280 TraceCheckUtils]: 13: Hoare triple {12965#true} assume !!(~len > 0); {12965#true} is VALID [2020-07-11 01:11:17,708 INFO L263 TraceCheckUtils]: 14: Hoare triple {12965#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:17,708 INFO L280 TraceCheckUtils]: 15: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12965#true} is VALID [2020-07-11 01:11:17,708 INFO L280 TraceCheckUtils]: 16: Hoare triple {12965#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12965#true} is VALID [2020-07-11 01:11:17,708 INFO L280 TraceCheckUtils]: 17: Hoare triple {12965#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12965#true} is VALID [2020-07-11 01:11:17,709 INFO L280 TraceCheckUtils]: 18: Hoare triple {12965#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12965#true} is VALID [2020-07-11 01:11:17,709 INFO L280 TraceCheckUtils]: 19: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12965#true} is VALID [2020-07-11 01:11:17,709 INFO L280 TraceCheckUtils]: 20: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12965#true} is VALID [2020-07-11 01:11:17,709 INFO L280 TraceCheckUtils]: 21: Hoare triple {12965#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12965#true} is VALID [2020-07-11 01:11:17,709 INFO L280 TraceCheckUtils]: 22: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,709 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {12965#true} {12965#true} #182#return; {12965#true} is VALID [2020-07-11 01:11:17,710 INFO L280 TraceCheckUtils]: 24: Hoare triple {12965#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-11 01:11:17,710 INFO L280 TraceCheckUtils]: 25: Hoare triple {12965#true} havoc #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-11 01:11:17,710 INFO L280 TraceCheckUtils]: 26: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {12965#true} is VALID [2020-07-11 01:11:17,710 INFO L280 TraceCheckUtils]: 27: Hoare triple {12965#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {12965#true} is VALID [2020-07-11 01:11:17,710 INFO L280 TraceCheckUtils]: 28: Hoare triple {12965#true} #t~post3 := ~len; {12965#true} is VALID [2020-07-11 01:11:17,710 INFO L280 TraceCheckUtils]: 29: Hoare triple {12965#true} ~len := #t~post3 - 1; {12965#true} is VALID [2020-07-11 01:11:17,711 INFO L280 TraceCheckUtils]: 30: Hoare triple {12965#true} havoc #t~post3; {12965#true} is VALID [2020-07-11 01:11:17,711 INFO L280 TraceCheckUtils]: 31: Hoare triple {12965#true} assume !!(~len > 0); {12965#true} is VALID [2020-07-11 01:11:17,712 INFO L263 TraceCheckUtils]: 32: Hoare triple {12965#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:17,712 INFO L280 TraceCheckUtils]: 33: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12965#true} is VALID [2020-07-11 01:11:17,712 INFO L280 TraceCheckUtils]: 34: Hoare triple {12965#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12965#true} is VALID [2020-07-11 01:11:17,712 INFO L280 TraceCheckUtils]: 35: Hoare triple {12965#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12965#true} is VALID [2020-07-11 01:11:17,713 INFO L280 TraceCheckUtils]: 36: Hoare triple {12965#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12965#true} is VALID [2020-07-11 01:11:17,713 INFO L280 TraceCheckUtils]: 37: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12965#true} is VALID [2020-07-11 01:11:17,713 INFO L280 TraceCheckUtils]: 38: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12965#true} is VALID [2020-07-11 01:11:17,713 INFO L280 TraceCheckUtils]: 39: Hoare triple {12965#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12965#true} is VALID [2020-07-11 01:11:17,713 INFO L280 TraceCheckUtils]: 40: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,713 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {12965#true} {12965#true} #182#return; {12965#true} is VALID [2020-07-11 01:11:17,714 INFO L280 TraceCheckUtils]: 42: Hoare triple {12965#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-11 01:11:17,714 INFO L280 TraceCheckUtils]: 43: Hoare triple {12965#true} havoc #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-11 01:11:17,714 INFO L280 TraceCheckUtils]: 44: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {12965#true} is VALID [2020-07-11 01:11:17,714 INFO L280 TraceCheckUtils]: 45: Hoare triple {12965#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {12965#true} is VALID [2020-07-11 01:11:17,714 INFO L280 TraceCheckUtils]: 46: Hoare triple {12965#true} #t~post3 := ~len; {12965#true} is VALID [2020-07-11 01:11:17,714 INFO L280 TraceCheckUtils]: 47: Hoare triple {12965#true} ~len := #t~post3 - 1; {12965#true} is VALID [2020-07-11 01:11:17,715 INFO L280 TraceCheckUtils]: 48: Hoare triple {12965#true} havoc #t~post3; {12965#true} is VALID [2020-07-11 01:11:17,715 INFO L280 TraceCheckUtils]: 49: Hoare triple {12965#true} assume !(~len > 0); {12965#true} is VALID [2020-07-11 01:11:17,715 INFO L280 TraceCheckUtils]: 50: Hoare triple {12965#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {12965#true} is VALID [2020-07-11 01:11:17,715 INFO L280 TraceCheckUtils]: 51: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,716 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {12965#true} {12972#(<= main_~len~0 2)} #186#return; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,716 INFO L280 TraceCheckUtils]: 53: Hoare triple {12972#(<= main_~len~0 2)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,717 INFO L280 TraceCheckUtils]: 54: Hoare triple {12972#(<= main_~len~0 2)} havoc #t~ret11.base, #t~ret11.offset; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,718 INFO L280 TraceCheckUtils]: 55: Hoare triple {12972#(<= main_~len~0 2)} havoc ~i~0; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,718 INFO L280 TraceCheckUtils]: 56: Hoare triple {12972#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,719 INFO L280 TraceCheckUtils]: 57: Hoare triple {12972#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,719 INFO L280 TraceCheckUtils]: 58: Hoare triple {12972#(<= main_~len~0 2)} ~new_data~0 := ~i~0 + ~len~0; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,720 INFO L263 TraceCheckUtils]: 59: Hoare triple {12972#(<= main_~len~0 2)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {13093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:17,721 INFO L280 TraceCheckUtils]: 60: Hoare triple {13093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-11 01:11:17,721 INFO L280 TraceCheckUtils]: 61: Hoare triple {12965#true} ~data := #in~data; {12965#true} is VALID [2020-07-11 01:11:17,721 INFO L280 TraceCheckUtils]: 62: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-11 01:11:17,721 INFO L280 TraceCheckUtils]: 63: Hoare triple {12965#true} assume !!(~index > 0); {12965#true} is VALID [2020-07-11 01:11:17,721 INFO L280 TraceCheckUtils]: 64: Hoare triple {12965#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {12965#true} is VALID [2020-07-11 01:11:17,721 INFO L280 TraceCheckUtils]: 65: Hoare triple {12965#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {12965#true} is VALID [2020-07-11 01:11:17,722 INFO L280 TraceCheckUtils]: 66: Hoare triple {12965#true} havoc #t~mem9.base, #t~mem9.offset; {12965#true} is VALID [2020-07-11 01:11:17,722 INFO L280 TraceCheckUtils]: 67: Hoare triple {12965#true} #t~post10 := ~index; {12965#true} is VALID [2020-07-11 01:11:17,722 INFO L280 TraceCheckUtils]: 68: Hoare triple {12965#true} ~index := #t~post10 - 1; {12965#true} is VALID [2020-07-11 01:11:17,722 INFO L280 TraceCheckUtils]: 69: Hoare triple {12965#true} havoc #t~post10; {12965#true} is VALID [2020-07-11 01:11:17,722 INFO L280 TraceCheckUtils]: 70: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-11 01:11:17,722 INFO L280 TraceCheckUtils]: 71: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {12965#true} is VALID [2020-07-11 01:11:17,723 INFO L280 TraceCheckUtils]: 72: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,724 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {12965#true} {12972#(<= main_~len~0 2)} #188#return; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,724 INFO L280 TraceCheckUtils]: 74: Hoare triple {12972#(<= main_~len~0 2)} #t~post12 := ~i~0; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,725 INFO L280 TraceCheckUtils]: 75: Hoare triple {12972#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,725 INFO L280 TraceCheckUtils]: 76: Hoare triple {12972#(<= main_~len~0 2)} havoc #t~post12; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,726 INFO L280 TraceCheckUtils]: 77: Hoare triple {12972#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,726 INFO L280 TraceCheckUtils]: 78: Hoare triple {12972#(<= main_~len~0 2)} ~new_data~0 := ~i~0 + ~len~0; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,728 INFO L263 TraceCheckUtils]: 79: Hoare triple {12972#(<= main_~len~0 2)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {13093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-11 01:11:17,728 INFO L280 TraceCheckUtils]: 80: Hoare triple {13093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-11 01:11:17,728 INFO L280 TraceCheckUtils]: 81: Hoare triple {12965#true} ~data := #in~data; {12965#true} is VALID [2020-07-11 01:11:17,728 INFO L280 TraceCheckUtils]: 82: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-11 01:11:17,729 INFO L280 TraceCheckUtils]: 83: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-11 01:11:17,729 INFO L280 TraceCheckUtils]: 84: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {12965#true} is VALID [2020-07-11 01:11:17,729 INFO L280 TraceCheckUtils]: 85: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,730 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {12965#true} {12972#(<= main_~len~0 2)} #188#return; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,731 INFO L280 TraceCheckUtils]: 87: Hoare triple {12972#(<= main_~len~0 2)} #t~post12 := ~i~0; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,731 INFO L280 TraceCheckUtils]: 88: Hoare triple {12972#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,732 INFO L280 TraceCheckUtils]: 89: Hoare triple {12972#(<= main_~len~0 2)} havoc #t~post12; {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,733 INFO L280 TraceCheckUtils]: 90: Hoare triple {12972#(<= main_~len~0 2)} assume !(~i~0 >= 0); {12972#(<= main_~len~0 2)} is VALID [2020-07-11 01:11:17,733 INFO L280 TraceCheckUtils]: 91: Hoare triple {12972#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {13037#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:17,734 INFO L280 TraceCheckUtils]: 92: Hoare triple {13037#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {13037#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:17,735 INFO L280 TraceCheckUtils]: 93: Hoare triple {13037#(<= main_~i~0 1)} ~expected~0 := ~i~0 + ~len~0; {13037#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:17,735 INFO L263 TraceCheckUtils]: 94: Hoare triple {13037#(<= main_~i~0 1)} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {12965#true} is VALID [2020-07-11 01:11:17,735 INFO L280 TraceCheckUtils]: 95: Hoare triple {12965#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-11 01:11:17,735 INFO L280 TraceCheckUtils]: 96: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-11 01:11:17,735 INFO L280 TraceCheckUtils]: 97: Hoare triple {12965#true} assume !!(~index > 0); {12965#true} is VALID [2020-07-11 01:11:17,735 INFO L280 TraceCheckUtils]: 98: Hoare triple {12965#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {12965#true} is VALID [2020-07-11 01:11:17,736 INFO L280 TraceCheckUtils]: 99: Hoare triple {12965#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {12965#true} is VALID [2020-07-11 01:11:17,736 INFO L280 TraceCheckUtils]: 100: Hoare triple {12965#true} havoc #t~mem6.base, #t~mem6.offset; {12965#true} is VALID [2020-07-11 01:11:17,736 INFO L280 TraceCheckUtils]: 101: Hoare triple {12965#true} #t~post7 := ~index; {12965#true} is VALID [2020-07-11 01:11:17,736 INFO L280 TraceCheckUtils]: 102: Hoare triple {12965#true} ~index := #t~post7 - 1; {12965#true} is VALID [2020-07-11 01:11:17,736 INFO L280 TraceCheckUtils]: 103: Hoare triple {12965#true} havoc #t~post7; {12965#true} is VALID [2020-07-11 01:11:17,736 INFO L280 TraceCheckUtils]: 104: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-11 01:11:17,737 INFO L280 TraceCheckUtils]: 105: Hoare triple {12965#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12965#true} is VALID [2020-07-11 01:11:17,737 INFO L280 TraceCheckUtils]: 106: Hoare triple {12965#true} #res := #t~mem8; {12965#true} is VALID [2020-07-11 01:11:17,737 INFO L280 TraceCheckUtils]: 107: Hoare triple {12965#true} havoc #t~mem8; {12965#true} is VALID [2020-07-11 01:11:17,737 INFO L280 TraceCheckUtils]: 108: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,738 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {12965#true} {13037#(<= main_~i~0 1)} #190#return; {13037#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:17,739 INFO L280 TraceCheckUtils]: 110: Hoare triple {13037#(<= main_~i~0 1)} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {13037#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:17,739 INFO L280 TraceCheckUtils]: 111: Hoare triple {13037#(<= main_~i~0 1)} assume !(~expected~0 != #t~ret14); {13037#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:17,740 INFO L280 TraceCheckUtils]: 112: Hoare triple {13037#(<= main_~i~0 1)} havoc #t~ret14; {13037#(<= main_~i~0 1)} is VALID [2020-07-11 01:11:17,740 INFO L280 TraceCheckUtils]: 113: Hoare triple {13037#(<= main_~i~0 1)} #t~post13 := ~i~0; {13053#(<= |main_#t~post13| 1)} is VALID [2020-07-11 01:11:17,741 INFO L280 TraceCheckUtils]: 114: Hoare triple {13053#(<= |main_#t~post13| 1)} ~i~0 := #t~post13 - 1; {13054#(<= main_~i~0 0)} is VALID [2020-07-11 01:11:17,742 INFO L280 TraceCheckUtils]: 115: Hoare triple {13054#(<= main_~i~0 0)} havoc #t~post13; {13054#(<= main_~i~0 0)} is VALID [2020-07-11 01:11:17,742 INFO L280 TraceCheckUtils]: 116: Hoare triple {13054#(<= main_~i~0 0)} assume !!(~i~0 >= 0); {13054#(<= main_~i~0 0)} is VALID [2020-07-11 01:11:17,743 INFO L280 TraceCheckUtils]: 117: Hoare triple {13054#(<= main_~i~0 0)} ~expected~0 := ~i~0 + ~len~0; {13054#(<= main_~i~0 0)} is VALID [2020-07-11 01:11:17,743 INFO L263 TraceCheckUtils]: 118: Hoare triple {13054#(<= main_~i~0 0)} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {12965#true} is VALID [2020-07-11 01:11:17,743 INFO L280 TraceCheckUtils]: 119: Hoare triple {12965#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-11 01:11:17,743 INFO L280 TraceCheckUtils]: 120: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-11 01:11:17,744 INFO L280 TraceCheckUtils]: 121: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-11 01:11:17,744 INFO L280 TraceCheckUtils]: 122: Hoare triple {12965#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12965#true} is VALID [2020-07-11 01:11:17,744 INFO L280 TraceCheckUtils]: 123: Hoare triple {12965#true} #res := #t~mem8; {12965#true} is VALID [2020-07-11 01:11:17,744 INFO L280 TraceCheckUtils]: 124: Hoare triple {12965#true} havoc #t~mem8; {12965#true} is VALID [2020-07-11 01:11:17,744 INFO L280 TraceCheckUtils]: 125: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,745 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {12965#true} {13054#(<= main_~i~0 0)} #190#return; {13054#(<= main_~i~0 0)} is VALID [2020-07-11 01:11:17,746 INFO L280 TraceCheckUtils]: 127: Hoare triple {13054#(<= main_~i~0 0)} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {13054#(<= main_~i~0 0)} is VALID [2020-07-11 01:11:17,746 INFO L280 TraceCheckUtils]: 128: Hoare triple {13054#(<= main_~i~0 0)} assume !(~expected~0 != #t~ret14); {13054#(<= main_~i~0 0)} is VALID [2020-07-11 01:11:17,747 INFO L280 TraceCheckUtils]: 129: Hoare triple {13054#(<= main_~i~0 0)} havoc #t~ret14; {13054#(<= main_~i~0 0)} is VALID [2020-07-11 01:11:17,747 INFO L280 TraceCheckUtils]: 130: Hoare triple {13054#(<= main_~i~0 0)} #t~post13 := ~i~0; {13063#(<= |main_#t~post13| 0)} is VALID [2020-07-11 01:11:17,748 INFO L280 TraceCheckUtils]: 131: Hoare triple {13063#(<= |main_#t~post13| 0)} ~i~0 := #t~post13 - 1; {13064#(<= (+ main_~i~0 1) 0)} is VALID [2020-07-11 01:11:17,749 INFO L280 TraceCheckUtils]: 132: Hoare triple {13064#(<= (+ main_~i~0 1) 0)} havoc #t~post13; {13064#(<= (+ main_~i~0 1) 0)} is VALID [2020-07-11 01:11:17,750 INFO L280 TraceCheckUtils]: 133: Hoare triple {13064#(<= (+ main_~i~0 1) 0)} assume !!(~i~0 >= 0); {12966#false} is VALID [2020-07-11 01:11:17,750 INFO L280 TraceCheckUtils]: 134: Hoare triple {12966#false} ~expected~0 := ~i~0 + ~len~0; {12966#false} is VALID [2020-07-11 01:11:17,750 INFO L263 TraceCheckUtils]: 135: Hoare triple {12966#false} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {12965#true} is VALID [2020-07-11 01:11:17,750 INFO L280 TraceCheckUtils]: 136: Hoare triple {12965#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-11 01:11:17,751 INFO L280 TraceCheckUtils]: 137: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-11 01:11:17,751 INFO L280 TraceCheckUtils]: 138: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-11 01:11:17,751 INFO L280 TraceCheckUtils]: 139: Hoare triple {12965#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12965#true} is VALID [2020-07-11 01:11:17,751 INFO L280 TraceCheckUtils]: 140: Hoare triple {12965#true} #res := #t~mem8; {12965#true} is VALID [2020-07-11 01:11:17,751 INFO L280 TraceCheckUtils]: 141: Hoare triple {12965#true} havoc #t~mem8; {12965#true} is VALID [2020-07-11 01:11:17,752 INFO L280 TraceCheckUtils]: 142: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-11 01:11:17,752 INFO L275 TraceCheckUtils]: 143: Hoare quadruple {12965#true} {12966#false} #190#return; {12966#false} is VALID [2020-07-11 01:11:17,752 INFO L280 TraceCheckUtils]: 144: Hoare triple {12966#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {12966#false} is VALID [2020-07-11 01:11:17,752 INFO L280 TraceCheckUtils]: 145: Hoare triple {12966#false} assume ~expected~0 != #t~ret14; {12966#false} is VALID [2020-07-11 01:11:17,752 INFO L280 TraceCheckUtils]: 146: Hoare triple {12966#false} havoc #t~ret14; {12966#false} is VALID [2020-07-11 01:11:17,753 INFO L280 TraceCheckUtils]: 147: Hoare triple {12966#false} assume !false; {12966#false} is VALID [2020-07-11 01:11:17,771 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-07-11 01:11:17,771 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [94167800] [2020-07-11 01:11:17,771 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-11 01:11:17,771 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-11 01:11:17,772 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6452094] [2020-07-11 01:11:17,772 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 148 [2020-07-11 01:11:17,773 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-11 01:11:17,773 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-11 01:11:17,885 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 103 edges. 103 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:11:17,885 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-11 01:11:17,886 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-11 01:11:17,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-11 01:11:17,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-07-11 01:11:17,886 INFO L87 Difference]: Start difference. First operand 131 states and 138 transitions. Second operand 11 states. [2020-07-11 01:11:20,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:11:20,053 INFO L93 Difference]: Finished difference Result 156 states and 162 transitions. [2020-07-11 01:11:20,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-11 01:11:20,054 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 148 [2020-07-11 01:11:20,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-11 01:11:20,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-11 01:11:20,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 132 transitions. [2020-07-11 01:11:20,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-11 01:11:20,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 132 transitions. [2020-07-11 01:11:20,058 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 132 transitions. [2020-07-11 01:11:20,283 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 132 edges. 132 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:11:20,283 INFO L225 Difference]: With dead ends: 156 [2020-07-11 01:11:20,283 INFO L226 Difference]: Without dead ends: 0 [2020-07-11 01:11:20,284 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2020-07-11 01:11:20,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-11 01:11:20,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-11 01:11:20,285 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-11 01:11:20,286 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-11 01:11:20,287 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-11 01:11:20,287 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-11 01:11:20,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:11:20,287 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-11 01:11:20,287 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-11 01:11:20,288 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:11:20,288 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:11:20,288 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-11 01:11:20,288 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-11 01:11:20,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 01:11:20,288 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-11 01:11:20,289 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-11 01:11:20,289 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:11:20,289 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 01:11:20,289 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-11 01:11:20,289 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-11 01:11:20,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-11 01:11:20,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-11 01:11:20,290 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 148 [2020-07-11 01:11:20,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-11 01:11:20,290 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-11 01:11:20,290 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-11 01:11:20,290 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 0 states and 0 transitions. [2020-07-11 01:11:20,290 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 01:11:20,291 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-11 01:11:20,291 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 01:11:20,291 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-07-11 01:11:20,294 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-11 01:11:22,084 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2020-07-11 01:11:22,200 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2020-07-11 01:11:22,656 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2020-07-11 01:11:22,790 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 46 [2020-07-11 01:11:23,022 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2020-07-11 01:11:23,192 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 42 [2020-07-11 01:11:23,565 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2020-07-11 01:11:23,798 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 66 [2020-07-11 01:11:24,041 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 48 [2020-07-11 01:11:24,408 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2020-07-11 01:11:24,578 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2020-07-11 01:11:24,744 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2020-07-11 01:11:24,903 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2020-07-11 01:11:25,102 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 34 [2020-07-11 01:11:25,304 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 47 [2020-07-11 01:11:25,444 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 44 [2020-07-11 01:11:25,653 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-07-11 01:11:25,899 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 37 [2020-07-11 01:11:26,103 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-07-11 01:11:26,225 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 43 [2020-07-11 01:11:26,496 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 36 [2020-07-11 01:11:26,630 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 45 [2020-07-11 01:11:27,355 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 37 [2020-07-11 01:11:27,550 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 66 [2020-07-11 01:11:27,745 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 32 [2020-07-11 01:11:27,937 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 37 [2020-07-11 01:11:28,198 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 54 [2020-07-11 01:11:28,481 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 48 [2020-07-11 01:11:28,965 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2020-07-11 01:11:28,973 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-11 01:11:28,973 INFO L271 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-07-11 01:11:28,973 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-11 01:11:28,973 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |old(#NULL.base)| |#NULL.base|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-07-11 01:11:28,973 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-07-11 01:11:28,973 INFO L271 CegarLoopResult]: At program point L561(line 561) the Hoare annotation is: true [2020-07-11 01:11:28,974 INFO L271 CegarLoopResult]: At program point myexitENTRY(lines 560 562) the Hoare annotation is: true [2020-07-11 01:11:28,974 INFO L268 CegarLoopResult]: For program point myexitEXIT(lines 560 562) no Hoare annotation was computed. [2020-07-11 01:11:28,974 INFO L271 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: true [2020-07-11 01:11:28,974 INFO L271 CegarLoopResult]: At program point L583(line 583) the Hoare annotation is: true [2020-07-11 01:11:28,974 INFO L271 CegarLoopResult]: At program point L584-1(line 584) the Hoare annotation is: true [2020-07-11 01:11:28,974 INFO L271 CegarLoopResult]: At program point L583-1(line 583) the Hoare annotation is: true [2020-07-11 01:11:28,974 INFO L271 CegarLoopResult]: At program point sll_destroyEXIT(lines 581 587) the Hoare annotation is: true [2020-07-11 01:11:28,974 INFO L271 CegarLoopResult]: At program point L583-2(line 583) the Hoare annotation is: true [2020-07-11 01:11:28,975 INFO L271 CegarLoopResult]: At program point L582-2(lines 582 586) the Hoare annotation is: true [2020-07-11 01:11:28,975 INFO L264 CegarLoopResult]: At program point sll_destroyENTRY(lines 581 587) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-11 01:11:28,975 INFO L271 CegarLoopResult]: At program point L582-3(lines 581 587) the Hoare annotation is: true [2020-07-11 01:11:28,975 INFO L264 CegarLoopResult]: At program point L598(line 598) the Hoare annotation is: (and (<= 1 |sll_update_at_#in~index|) (= |#memory_int| |old(#memory_int)|) (or (and (let ((.cse0 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))) (or (= .cse0 |sll_update_at_#in~head.base|) (<= 1 |sll_update_at_#in~head.offset|) (and (= .cse0 sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (<= (+ |sll_update_at_#in~head.offset| 1) 0))) (= |sll_update_at_#in~index| sll_update_at_~index)) (and (<= 2 |sll_update_at_#in~index|) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,976 INFO L264 CegarLoopResult]: At program point L597(line 597) the Hoare annotation is: (and (let ((.cse0 (= |#memory_int| |old(#memory_int)|)) (.cse1 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (<= 1 |sll_update_at_#in~index|) (= |sll_update_at_#in~index| sll_update_at_~index) .cse0 (= sll_update_at_~data |sll_update_at_#in~data|) .cse1) (and .cse0 .cse1 (<= 2 |sll_update_at_#in~index|) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,976 INFO L264 CegarLoopResult]: At program point L598-1(line 598) the Hoare annotation is: (and (let ((.cse1 (<= |sll_update_at_#t~post10| |sll_update_at_#in~index|))) (or (and (let ((.cse0 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))) (or (= .cse0 |sll_update_at_#in~head.base|) (<= 1 |sll_update_at_#in~head.offset|) (and (= .cse0 sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (<= (+ |sll_update_at_#in~head.offset| 1) 0))) (<= 1 |sll_update_at_#in~index|) (= |sll_update_at_#in~index| sll_update_at_~index) .cse1) (and .cse1 (<= 2 |sll_update_at_#in~index|) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)))) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,976 INFO L264 CegarLoopResult]: At program point sll_update_atFINAL(lines 595 601) the Hoare annotation is: (let ((.cse5 (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|)) (.cse4 (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|))) (let ((.cse2 (select .cse4 4)) (.cse3 (select .cse5 4)) (.cse0 (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (and (or (<= 1 |sll_update_at_#in~index|) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (= 4 |sll_update_at_#in~head.offset|) (let ((.cse1 (@diff |old(#memory_int)| |#memory_int|))) (and (= (select (select |old(#memory_$Pointer$.offset)| |sll_update_at_#in~head.base|) 4) .cse0) (or (= |sll_update_at_#in~head.base| .cse1) (= |#memory_int| |old(#memory_int)|)) (= (store |old(#memory_int)| .cse1 (select |#memory_int| .cse1)) |#memory_int|) (= .cse2 .cse3)))) (= |sll_update_at_#in~index| sll_update_at_~index) (= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|)) (= sll_update_at_~data |sll_update_at_#in~data|))) (let ((.cse6 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (or (and (or (= .cse2 |sll_update_at_#in~head.base|) (and (= |sll_update_at_#in~data| (select (select |#memory_int| .cse3) .cse0)) (= .cse4 .cse5)) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0)) .cse6) (<= |sll_update_at_#in~index| 0) (and (<= 2 |sll_update_at_#in~index|) .cse6)))))) [2020-07-11 01:11:28,976 INFO L264 CegarLoopResult]: At program point L597-1(line 597) the Hoare annotation is: (and (or (and (or (<= 1 |sll_update_at_#in~head.offset|) (and (= |sll_update_at_#t~mem9.offset| (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#t~mem9.base|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0)) (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |sll_update_at_#in~index| sll_update_at_~index) (= sll_update_at_~data |sll_update_at_#in~data|)) (and (<= 2 |sll_update_at_#in~index|) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (<= 1 |sll_update_at_#in~index|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,977 INFO L264 CegarLoopResult]: At program point L598-2(line 598) the Hoare annotation is: (and (let ((.cse0 (<= |sll_update_at_#t~post10| |sll_update_at_#in~index|)) (.cse1 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (or (and .cse0 (<= 2 |sll_update_at_#in~index|) .cse1) (and (let ((.cse2 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))) (or (= .cse2 |sll_update_at_#in~head.base|) (<= 1 |sll_update_at_#in~head.offset|) (and (= .cse2 sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (<= (+ |sll_update_at_#in~head.offset| 1) 0))) .cse0 .cse1))) (<= 1 |sll_update_at_#in~index|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,977 INFO L264 CegarLoopResult]: At program point L595(lines 595 601) the Hoare annotation is: (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,977 INFO L264 CegarLoopResult]: At program point L597-2(line 597) the Hoare annotation is: (and (let ((.cse4 (= |#memory_int| |old(#memory_int)|)) (.cse5 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))) (or (let ((.cse0 (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (.cse1 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4)) (.cse2 (<= 1 |sll_update_at_#in~head.offset|)) (.cse3 (<= (+ |sll_update_at_#in~head.offset| 1) 0))) (and (or (and (= |sll_update_at_#t~mem9.offset| .cse0) (= sll_update_at_~data |sll_update_at_#in~data|) (= .cse1 |sll_update_at_#t~mem9.base|)) .cse2 .cse3) (<= 1 |sll_update_at_#in~index|) (= |sll_update_at_#in~index| sll_update_at_~index) .cse4 .cse5 (or (and (= .cse1 sll_update_at_~head.base) (= sll_update_at_~head.offset .cse0)) (= .cse1 |sll_update_at_#in~head.base|) .cse2 .cse3))) (and .cse4 .cse5 (<= 2 |sll_update_at_#in~index|) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,977 INFO L264 CegarLoopResult]: At program point L595-1(lines 595 601) the Hoare annotation is: (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |#memory_int| |old(#memory_int)|) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,977 INFO L264 CegarLoopResult]: At program point L596-2(lines 596 599) the Hoare annotation is: (let ((.cse0 (= |#memory_int| |old(#memory_int)|)) (.cse5 (= sll_update_at_~data |sll_update_at_#in~data|)) (.cse1 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (.cse2 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (let ((.cse3 (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |sll_update_at_#in~index| sll_update_at_~index) .cse0 .cse5 .cse1 .cse2))) (and (or (and (<= 1 |sll_update_at_#in~index|) .cse0 .cse1 .cse2) .cse3) (let ((.cse6 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (or (and (let ((.cse4 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))) (or (= .cse4 |sll_update_at_#in~head.base|) (<= 1 |sll_update_at_#in~head.offset|) (and (= .cse4 sll_update_at_~head.base) .cse5 (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (<= (+ |sll_update_at_#in~head.offset| 1) 0))) .cse6) (and (<= 2 |sll_update_at_#in~index|) .cse6) .cse3))))) [2020-07-11 01:11:28,977 INFO L264 CegarLoopResult]: At program point L596-3(lines 596 599) the Hoare annotation is: (let ((.cse3 (= sll_update_at_~data |sll_update_at_#in~data|))) (and (let ((.cse0 (= |#memory_int| |old(#memory_int)|)) (.cse1 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (.cse2 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and (<= 1 |sll_update_at_#in~index|) .cse0 .cse1 .cse2) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |sll_update_at_#in~index| sll_update_at_~index) .cse0 .cse3 .cse1 .cse2))) (let ((.cse5 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (or (and (let ((.cse4 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))) (or (= .cse4 |sll_update_at_#in~head.base|) (<= 1 |sll_update_at_#in~head.offset|) (and (= .cse4 sll_update_at_~head.base) .cse3 (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (<= (+ |sll_update_at_#in~head.offset| 1) 0))) .cse5) (<= |sll_update_at_#in~index| 0) (and (<= 2 |sll_update_at_#in~index|) .cse5))))) [2020-07-11 01:11:28,978 INFO L264 CegarLoopResult]: At program point sll_update_atEXIT(lines 595 601) the Hoare annotation is: (let ((.cse5 (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|)) (.cse4 (select |old(#memory_$Pointer$.base)| |sll_update_at_#in~head.base|))) (let ((.cse2 (select .cse4 4)) (.cse3 (select .cse5 4)) (.cse0 (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (and (or (<= 1 |sll_update_at_#in~index|) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (= 4 |sll_update_at_#in~head.offset|) (let ((.cse1 (@diff |old(#memory_int)| |#memory_int|))) (and (= (select (select |old(#memory_$Pointer$.offset)| |sll_update_at_#in~head.base|) 4) .cse0) (or (= |sll_update_at_#in~head.base| .cse1) (= |#memory_int| |old(#memory_int)|)) (= (store |old(#memory_int)| .cse1 (select |#memory_int| .cse1)) |#memory_int|) (= .cse2 .cse3)))) (= |sll_update_at_#in~index| sll_update_at_~index) (= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|)) (= sll_update_at_~data |sll_update_at_#in~data|))) (let ((.cse6 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (or (and (or (= .cse2 |sll_update_at_#in~head.base|) (and (= |sll_update_at_#in~data| (select (select |#memory_int| .cse3) .cse0)) (= .cse4 .cse5)) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0)) .cse6) (<= |sll_update_at_#in~index| 0) (and (<= 2 |sll_update_at_#in~index|) .cse6)))))) [2020-07-11 01:11:28,978 INFO L264 CegarLoopResult]: At program point sll_update_atENTRY(lines 595 601) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,978 INFO L268 CegarLoopResult]: For program point L66-1(line 66) no Hoare annotation was computed. [2020-07-11 01:11:28,978 INFO L268 CegarLoopResult]: For program point __bswap_32ENTRY(lines 63 67) no Hoare annotation was computed. [2020-07-11 01:11:28,978 INFO L268 CegarLoopResult]: For program point __bswap_32FINAL(lines 63 67) no Hoare annotation was computed. [2020-07-11 01:11:28,978 INFO L268 CegarLoopResult]: For program point __bswap_32EXIT(lines 63 67) no Hoare annotation was computed. [2020-07-11 01:11:28,978 INFO L268 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-07-11 01:11:28,978 INFO L264 CegarLoopResult]: At program point L576(line 576) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base)))) (or (and .cse0 (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)) (and .cse0 (= |sll_create_#in~len| sll_create_~len)))) [2020-07-11 01:11:28,978 INFO L264 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (or (and (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base))) (and (= |sll_create_#in~len| sll_create_~len) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) [2020-07-11 01:11:28,978 INFO L264 CegarLoopResult]: At program point L576-1(line 576) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base)))) (or (and .cse0 (= |sll_create_#in~len| sll_create_~len)) (and .cse0 (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)))) [2020-07-11 01:11:28,979 INFO L264 CegarLoopResult]: At program point sll_createEXIT(lines 572 580) the Hoare annotation is: (or (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)) (= sll_create_~new_head~0.offset 0))) [2020-07-11 01:11:28,979 INFO L264 CegarLoopResult]: At program point L575-1(line 575) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| |sll_create_#t~ret4.base|)))) (or (and (= |sll_create_#in~len| sll_create_~len) .cse0) (and (not (= sll_create_~head~0.base |sll_create_#t~ret4.base|)) (= 0 |sll_create_#t~ret4.offset|) .cse0))) [2020-07-11 01:11:28,979 INFO L264 CegarLoopResult]: At program point L573(line 573) the Hoare annotation is: (and (= |sll_create_#in~len| sll_create_~len) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,979 INFO L264 CegarLoopResult]: At program point L575-2(line 575) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= 1 (select |#valid| |sll_create_#t~ret4.base|)))) (or (and (not (= sll_create_~head~0.base |sll_create_#t~ret4.base|)) .cse0 (= 0 |sll_create_#t~ret4.offset|) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) .cse1 (= sll_create_~new_head~0.offset 0)) (and .cse0 (= |sll_create_#in~len| sll_create_~len) .cse1))) [2020-07-11 01:11:28,979 INFO L264 CegarLoopResult]: At program point L572(lines 572 580) the Hoare annotation is: (and (= |sll_create_#in~len| sll_create_~len) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,979 INFO L264 CegarLoopResult]: At program point L574-2(lines 574 578) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= 1 (select |#valid| sll_create_~head~0.base)))) (or (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) .cse0 (= 0 sll_create_~head~0.offset) .cse1 (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)) (and .cse0 (= |sll_create_#in~len| sll_create_~len) .cse1))) [2020-07-11 01:11:28,979 INFO L264 CegarLoopResult]: At program point L574-3(line 574) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= 1 (select |#valid| sll_create_~head~0.base)))) (or (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) .cse0 (= 0 sll_create_~head~0.offset) .cse1 (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)) (and .cse0 (<= |sll_create_#in~len| |sll_create_#t~post3|) (= |sll_create_#in~len| sll_create_~len) .cse1))) [2020-07-11 01:11:28,980 INFO L264 CegarLoopResult]: At program point L574-4(line 574) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= 1 (select |#valid| sll_create_~head~0.base)))) (or (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) .cse0 (= 0 sll_create_~head~0.offset) .cse1 (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)) (and .cse0 (<= |sll_create_#in~len| |sll_create_#t~post3|) (<= |sll_create_#in~len| (+ sll_create_~len 1)) .cse1))) [2020-07-11 01:11:28,980 INFO L264 CegarLoopResult]: At program point L574-5(lines 574 578) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= 1 (select |#valid| sll_create_~head~0.base)))) (or (and .cse0 (<= |sll_create_#in~len| (+ sll_create_~len 1)) .cse1) (and (= |sll_create_#in~len| sll_create_~len) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) .cse0 (= 0 sll_create_~head~0.offset) .cse1 (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)))) [2020-07-11 01:11:28,980 INFO L264 CegarLoopResult]: At program point L574-6(lines 574 578) the Hoare annotation is: (or (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))) [2020-07-11 01:11:28,980 INFO L264 CegarLoopResult]: At program point sll_createENTRY(lines 572 580) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,980 INFO L264 CegarLoopResult]: At program point sll_createFINAL(lines 572 580) the Hoare annotation is: (or (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 0 sll_create_~head~0.offset) (= 1 (select |#valid| sll_create_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)) (= sll_create_~new_head~0.offset 0))) [2020-07-11 01:11:28,980 INFO L268 CegarLoopResult]: For program point __bswap_64ENTRY(lines 68 72) no Hoare annotation was computed. [2020-07-11 01:11:28,980 INFO L268 CegarLoopResult]: For program point __bswap_64FINAL(lines 68 72) no Hoare annotation was computed. [2020-07-11 01:11:28,981 INFO L268 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-07-11 01:11:28,981 INFO L268 CegarLoopResult]: For program point L71-1(line 71) no Hoare annotation was computed. [2020-07-11 01:11:28,981 INFO L268 CegarLoopResult]: For program point __bswap_64EXIT(lines 68 72) no Hoare annotation was computed. [2020-07-11 01:11:28,981 INFO L271 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-07-11 01:11:28,981 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-11 01:11:28,981 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-11 01:11:28,981 INFO L271 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-07-11 01:11:28,981 INFO L271 CegarLoopResult]: At program point sll_get_data_atENTRY(lines 588 594) the Hoare annotation is: true [2020-07-11 01:11:28,981 INFO L264 CegarLoopResult]: At program point sll_get_data_atFINAL(lines 588 594) the Hoare annotation is: (let ((.cse1 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (.cse7 (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|))) (let ((.cse0 (<= 1 |sll_get_data_at_#in~index|)) (.cse6 (or (and (<= 2 |sll_get_data_at_#in~index|) .cse1) (and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= |sll_get_data_at_#in~index| 0) (or .cse7 (not (= 0 sll_get_data_at_~head.offset))))))) (or (let ((.cse2 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse3 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (.cse5 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse4 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4))) (and .cse0 .cse1 (or .cse2 .cse3 (and (= .cse4 sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base .cse5))) (or .cse2 .cse3 (= (select (select |#memory_int| .cse5) .cse4) |sll_get_data_at_#res|)))) (and .cse6 .cse0) (and .cse6 .cse7 (= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|))))) [2020-07-11 01:11:28,982 INFO L264 CegarLoopResult]: At program point L593(line 593) the Hoare annotation is: (let ((.cse3 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (.cse1 (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|))) (let ((.cse0 (or (and (<= 2 |sll_get_data_at_#in~index|) .cse3) (and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= |sll_get_data_at_#in~index| 0) (or .cse1 (not (= 0 sll_get_data_at_~head.offset)))))) (.cse2 (<= 1 |sll_get_data_at_#in~index|))) (or (and .cse0 (= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#t~mem8|) .cse1) (let ((.cse4 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse5 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (.cse7 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse6 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4))) (and .cse2 .cse3 (or .cse4 .cse5 (and (= .cse6 sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base .cse7))) (or .cse4 .cse5 (= (select (select |#memory_int| .cse7) .cse6) |sll_get_data_at_#t~mem8|)))) (and .cse0 .cse2)))) [2020-07-11 01:11:28,982 INFO L264 CegarLoopResult]: At program point L593-1(line 593) the Hoare annotation is: (let ((.cse1 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (.cse8 (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|))) (let ((.cse0 (<= 1 |sll_get_data_at_#in~index|)) (.cse7 (or (and (<= 2 |sll_get_data_at_#in~index|) .cse1) (and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= |sll_get_data_at_#in~index| 0) (or .cse8 (not (= 0 sll_get_data_at_~head.offset))))))) (or (let ((.cse5 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse4 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4))) (let ((.cse2 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse3 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (.cse6 (select (select |#memory_int| .cse5) .cse4))) (and .cse0 .cse1 (or .cse2 .cse3 (and (= .cse4 sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base .cse5))) (or .cse2 .cse3 (= .cse6 |sll_get_data_at_#t~mem8|)) (or .cse2 .cse3 (= .cse6 |sll_get_data_at_#res|))))) (and .cse7 .cse0) (let ((.cse9 (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|))) (and .cse7 .cse8 (= .cse9 |sll_get_data_at_#t~mem8|) (= .cse9 |sll_get_data_at_#res|)))))) [2020-07-11 01:11:28,982 INFO L264 CegarLoopResult]: At program point L591(line 591) the Hoare annotation is: (or (and (<= 2 |sll_get_data_at_#in~index|) (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (and (<= 1 |sll_get_data_at_#in~index|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)))))) [2020-07-11 01:11:28,982 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (or (and (<= 2 |sll_get_data_at_#in~index|) (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (<= 1 |sll_get_data_at_#in~index|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index))) [2020-07-11 01:11:28,982 INFO L264 CegarLoopResult]: At program point L591-1(line 591) the Hoare annotation is: (let ((.cse0 (<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|))) (or (and (<= 2 |sll_get_data_at_#in~index|) .cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (and (<= 1 |sll_get_data_at_#in~index|) .cse0 (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))))) [2020-07-11 01:11:28,982 INFO L264 CegarLoopResult]: At program point L590-1(line 590) the Hoare annotation is: (or (and (<= 2 |sll_get_data_at_#in~index|) (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (<= 1 |sll_get_data_at_#in~index|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (or (<= 1 |sll_get_data_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.offset|) (= (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.base|)) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)))) [2020-07-11 01:11:28,982 INFO L264 CegarLoopResult]: At program point L591-2(line 591) the Hoare annotation is: (let ((.cse0 (<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|)) (.cse1 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and (<= 2 |sll_get_data_at_#in~index|) .cse0 .cse1) (and (<= 1 |sll_get_data_at_#in~index|) .cse0 .cse1 (or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))))) [2020-07-11 01:11:28,983 INFO L264 CegarLoopResult]: At program point L588(lines 588 594) the Hoare annotation is: (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|)) [2020-07-11 01:11:28,983 INFO L264 CegarLoopResult]: At program point L590-2(line 590) the Hoare annotation is: (or (and (<= 2 |sll_get_data_at_#in~index|) (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (let ((.cse0 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse2 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) (.cse3 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse1 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))) (and (<= 1 |sll_get_data_at_#in~index|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (or .cse0 .cse1 (and (= .cse2 sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base .cse3))) (or .cse0 (and (= .cse2 |sll_get_data_at_#t~mem6.offset|) (= .cse3 |sll_get_data_at_#t~mem6.base|)) .cse1)))) [2020-07-11 01:11:28,983 INFO L264 CegarLoopResult]: At program point L589-2(lines 589 592) the Hoare annotation is: (let ((.cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and (<= 2 |sll_get_data_at_#in~index|) .cse0) (and (<= 1 |sll_get_data_at_#in~index|) .cse0 (or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))) (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index)))) [2020-07-11 01:11:28,983 INFO L264 CegarLoopResult]: At program point L589-3(lines 589 592) the Hoare annotation is: (let ((.cse1 (<= 1 |sll_get_data_at_#in~index|))) (and (let ((.cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and (<= 2 |sll_get_data_at_#in~index|) .cse0) (and .cse1 .cse0 (or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))) (and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= |sll_get_data_at_#in~index| 0)))) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) .cse1))) [2020-07-11 01:11:28,984 INFO L264 CegarLoopResult]: At program point sll_get_data_atEXIT(lines 588 594) the Hoare annotation is: (let ((.cse1 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (.cse7 (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|))) (let ((.cse0 (<= 1 |sll_get_data_at_#in~index|)) (.cse6 (or (and (<= 2 |sll_get_data_at_#in~index|) .cse1) (and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= |sll_get_data_at_#in~index| 0) (or .cse7 (not (= 0 sll_get_data_at_~head.offset))))))) (or (let ((.cse2 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse3 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (.cse5 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse4 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4))) (and .cse0 .cse1 (or .cse2 .cse3 (and (= .cse4 sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base .cse5))) (or .cse2 .cse3 (= (select (select |#memory_int| .cse5) .cse4) |sll_get_data_at_#res|)))) (and .cse6 .cse0) (and .cse6 .cse7 (= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|))))) [2020-07-11 01:11:28,984 INFO L264 CegarLoopResult]: At program point L609(line 609) the Hoare annotation is: (let ((.cse8 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse0 (<= 2 main_~len~0)) (.cse3 (= 0 main_~s~0.offset)) (.cse1 (* 2 main_~len~0)) (.cse4 (not (= .cse8 main_~s~0.base)))) (or (let ((.cse2 (+ main_~new_data~0 1))) (and (<= main_~len~0 (+ main_~i~0 1)) .cse0 (<= .cse1 .cse2) .cse3 (<= .cse2 .cse1) (<= main_~i~0 1) .cse4)) (let ((.cse7 (+ main_~new_data~0 2)) (.cse5 (+ (select (select |#memory_int| .cse8) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (.cse6 (+ main_~i~0 2))) (and (<= .cse1 .cse5) (<= .cse6 main_~len~0) (<= main_~len~0 2) .cse0 (<= .cse1 .cse7) (<= .cse7 .cse1) .cse3 (<= .cse5 .cse1) .cse4 (<= main_~len~0 .cse6)))))) [2020-07-11 01:11:28,984 INFO L264 CegarLoopResult]: At program point L613-4(line 613) the Hoare annotation is: (let ((.cse6 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse10 (+ main_~new_data~0 2)) (.cse9 (* 2 main_~len~0)) (.cse8 (+ .cse6 2))) (let ((.cse0 (<= 0 main_~i~0)) (.cse1 (<= .cse9 .cse8)) (.cse2 (<= 2 main_~len~0)) (.cse3 (<= .cse9 .cse10)) (.cse4 (<= .cse10 .cse9)) (.cse5 (<= main_~expected~0 |main_#t~ret14|)) (.cse7 (< |main_#t~ret14| (+ main_~expected~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= (+ .cse6 1) (+ main_~i~0 main_~len~0)) (<= main_~i~0 1) .cse7) (and (<= main_~i~0 0) (<= .cse8 .cse9) (<= main_~len~0 2) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7))))) [2020-07-11 01:11:28,984 INFO L264 CegarLoopResult]: At program point L609-1(lines 607 610) the Hoare annotation is: (let ((.cse11 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse1 (select (select |#memory_int| .cse11) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (let ((.cse8 (+ .cse1 1)) (.cse3 (* 2 main_~len~0))) (let ((.cse2 (<= main_~len~0 2)) (.cse0 (+ main_~i~0 main_~len~0)) (.cse5 (= 0 main_~s~0.offset)) (.cse6 (<= .cse8 .cse3)) (.cse7 (not (= .cse11 main_~s~0.base)))) (or (let ((.cse4 (+ main_~new_data~0 1))) (and (<= .cse0 .cse1) .cse2 (<= .cse3 .cse4) .cse5 (<= .cse4 .cse3) .cse6 .cse7 (<= 1 main_~i~0))) (let ((.cse9 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse10 (+ main_~new_data~0 2))) (and (<= .cse3 .cse8) (<= (+ .cse9 2) .cse3) (<= 0 main_~i~0) .cse2 (<= .cse0 .cse9) (<= .cse3 .cse10) (<= .cse10 .cse3) .cse5 .cse6 .cse7))))))) [2020-07-11 01:11:28,985 INFO L264 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (and (<= main_~len~0 2) (= |#valid| |old(#valid)|) (<= 2 main_~len~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,985 INFO L264 CegarLoopResult]: At program point L605-1(line 605) the Hoare annotation is: (and (<= main_~len~0 2) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret11.base|) 4) |main_#t~ret11.base|)) (<= 2 main_~len~0) (= 0 |main_#t~ret11.offset|)) [2020-07-11 01:11:28,985 INFO L264 CegarLoopResult]: At program point L605-2(line 605) the Hoare annotation is: (and (<= main_~len~0 2) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret11.base|) 4) |main_#t~ret11.base|)) (<= 2 main_~len~0) (= 0 |main_#t~ret11.offset|) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base))) [2020-07-11 01:11:28,985 INFO L271 CegarLoopResult]: At program point mainEXIT(lines 602 621) the Hoare annotation is: true [2020-07-11 01:11:28,985 INFO L264 CegarLoopResult]: At program point L614(lines 602 621) the Hoare annotation is: false [2020-07-11 01:11:28,985 INFO L264 CegarLoopResult]: At program point L606(line 606) the Hoare annotation is: (and (<= main_~len~0 2) (<= 2 main_~len~0) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base))) [2020-07-11 01:11:28,986 INFO L264 CegarLoopResult]: At program point L611-2(lines 611 616) the Hoare annotation is: (let ((.cse6 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse9 (+ main_~new_data~0 2)) (.cse8 (* 2 main_~len~0)) (.cse7 (+ .cse6 2))) (let ((.cse0 (<= main_~len~0 2)) (.cse1 (<= 0 main_~i~0)) (.cse2 (<= .cse8 .cse7)) (.cse3 (<= 2 main_~len~0)) (.cse4 (<= .cse8 .cse9)) (.cse5 (<= .cse9 .cse8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= (+ .cse6 1) (+ main_~i~0 main_~len~0)) (<= main_~i~0 1)) (and (<= main_~i~0 0) (<= .cse7 .cse8) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))))) [2020-07-11 01:11:28,986 INFO L264 CegarLoopResult]: At program point L611-3(line 611) the Hoare annotation is: (let ((.cse10 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse11 (+ main_~new_data~0 2)) (.cse1 (* 2 main_~len~0)) (.cse0 (+ .cse10 2))) (let ((.cse2 (<= main_~len~0 2)) (.cse3 (<= 0 main_~i~0)) (.cse4 (<= .cse1 .cse0)) (.cse5 (<= 2 main_~len~0)) (.cse6 (<= .cse1 .cse11)) (.cse7 (<= .cse11 .cse1))) (or (and (<= main_~i~0 0) (<= |main_#t~post13| 0) (<= .cse0 .cse1) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (let ((.cse9 (+ |main_#t~post13| main_~len~0)) (.cse8 (+ .cse10 1))) (and .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= .cse8 (+ main_~i~0 main_~len~0)) (<= .cse8 .cse9) (<= main_~i~0 1) (<= .cse9 .cse8))))))) [2020-07-11 01:11:28,986 INFO L264 CegarLoopResult]: At program point L607(line 607) the Hoare annotation is: (and (<= main_~len~0 2) (<= 2 main_~len~0) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base))) [2020-07-11 01:11:28,986 INFO L264 CegarLoopResult]: At program point L611-4(line 611) the Hoare annotation is: (let ((.cse5 (* 2 main_~len~0)) (.cse6 (+ main_~new_data~0 2))) (let ((.cse1 (<= 2 main_~len~0)) (.cse2 (<= .cse5 .cse6)) (.cse3 (<= .cse6 .cse5)) (.cse0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (or (and (<= (+ main_~i~0 main_~len~0) .cse0) .cse1 (<= |main_#t~post13| 1) .cse2 .cse3 (<= (+ .cse0 1) (+ |main_#t~post13| main_~len~0)) (<= main_~len~0 (+ main_~i~0 2))) (let ((.cse4 (+ .cse0 2))) (and (<= |main_#t~post13| 0) (<= .cse4 .cse5) (<= main_~len~0 2) (<= .cse5 .cse4) .cse1 .cse2 .cse3 (<= (+ main_~i~0 1) 0)))))) [2020-07-11 01:11:28,987 INFO L264 CegarLoopResult]: At program point L611-5(lines 611 616) the Hoare annotation is: (let ((.cse8 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse11 (+ main_~new_data~0 2)) (.cse3 (+ .cse8 2)) (.cse2 (* 2 main_~len~0))) (let ((.cse4 (<= 2 main_~len~0)) (.cse0 (<= .cse3 .cse2)) (.cse1 (<= main_~len~0 2)) (.cse5 (<= .cse2 .cse11)) (.cse6 (<= .cse11 .cse2)) (.cse7 (+ main_~i~0 main_~len~0))) (or (and .cse0 .cse1 (<= .cse2 .cse3) .cse4 .cse5 .cse6 (<= (+ main_~i~0 1) 0)) (and .cse0 .cse1 (<= .cse7 .cse8) .cse4 .cse5 .cse6 (<= main_~len~0 (+ main_~i~0 2))) (let ((.cse10 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse9 (select (select |#memory_int| .cse10) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (<= .cse7 .cse9) .cse0 .cse1 .cse5 .cse6 (= 0 main_~s~0.offset) (<= .cse7 (+ .cse8 1)) (<= (+ .cse9 1) .cse2) (not (= .cse10 main_~s~0.base)) (<= 1 main_~i~0)))))))) [2020-07-11 01:11:28,987 INFO L271 CegarLoopResult]: At program point L611-6(lines 611 616) the Hoare annotation is: true [2020-07-11 01:11:28,987 INFO L264 CegarLoopResult]: At program point L607-3(line 607) the Hoare annotation is: (let ((.cse12 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse1 (select (select |#memory_int| .cse12) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (let ((.cse9 (+ .cse1 1)) (.cse3 (* 2 main_~len~0))) (let ((.cse2 (<= main_~len~0 2)) (.cse0 (+ main_~i~0 main_~len~0)) (.cse5 (<= |main_#t~post12| 1)) (.cse6 (= 0 main_~s~0.offset)) (.cse7 (<= .cse9 .cse3)) (.cse8 (not (= .cse12 main_~s~0.base)))) (or (let ((.cse4 (+ main_~new_data~0 1))) (and (<= .cse0 .cse1) .cse2 (<= 1 |main_#t~post12|) (<= .cse3 .cse4) .cse5 .cse6 (<= .cse4 .cse3) .cse7 .cse8 (<= 1 main_~i~0))) (let ((.cse10 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse11 (+ main_~new_data~0 2))) (and (<= .cse3 .cse9) (<= (+ .cse10 2) .cse3) (<= 0 main_~i~0) .cse2 (<= .cse0 .cse10) (<= .cse3 .cse11) .cse5 (<= .cse11 .cse3) .cse6 .cse7 .cse8))))))) [2020-07-11 01:11:28,987 INFO L264 CegarLoopResult]: At program point L607-4(line 607) the Hoare annotation is: (let ((.cse12 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse3 (* 2 main_~len~0)) (.cse13 (+ (select (select |#memory_int| .cse12) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1))) (let ((.cse0 (<= .cse3 .cse13)) (.cse1 (<= main_~i~0 0)) (.cse4 (<= main_~len~0 2)) (.cse5 (<= 2 main_~len~0)) (.cse7 (<= |main_#t~post12| 1)) (.cse8 (= 0 main_~s~0.offset)) (.cse9 (<= .cse13 .cse3)) (.cse10 (not (= .cse12 main_~s~0.base)))) (or (let ((.cse2 (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)) (.cse6 (+ main_~new_data~0 2))) (and .cse0 .cse1 (<= .cse2 .cse3) .cse4 (<= .cse3 .cse2) .cse5 (<= .cse3 .cse6) .cse7 (<= .cse6 .cse3) .cse8 .cse9 .cse10)) (let ((.cse11 (+ main_~new_data~0 1))) (and .cse0 .cse1 (<= 0 main_~i~0) .cse4 (<= 1 |main_#t~post12|) .cse5 (<= .cse3 .cse11) .cse7 .cse8 (<= .cse11 .cse3) .cse9 .cse10)))))) [2020-07-11 01:11:28,987 INFO L264 CegarLoopResult]: At program point L607-5(lines 607 610) the Hoare annotation is: (let ((.cse11 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse3 (* 2 main_~len~0)) (.cse12 (+ (select (select |#memory_int| .cse11) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1))) (let ((.cse0 (<= .cse3 .cse12)) (.cse1 (<= (+ main_~i~0 2) main_~len~0)) (.cse4 (<= main_~len~0 2)) (.cse8 (<= .cse12 .cse3)) (.cse5 (<= 2 main_~len~0)) (.cse7 (= 0 main_~s~0.offset)) (.cse9 (not (= .cse11 main_~s~0.base)))) (or (let ((.cse2 (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)) (.cse6 (+ main_~new_data~0 2))) (and .cse0 .cse1 (<= .cse2 .cse3) .cse4 (<= .cse3 .cse2) .cse5 (<= .cse3 .cse6) (<= .cse6 .cse3) .cse7 .cse8 .cse9)) (let ((.cse10 (+ main_~new_data~0 1))) (and .cse0 .cse1 (<= 0 main_~i~0) .cse4 (<= .cse3 .cse10) .cse7 (<= .cse10 .cse3) .cse9 .cse8)) (and (<= main_~len~0 (+ main_~i~0 1)) .cse5 .cse7 (<= main_~i~0 1) .cse9))))) [2020-07-11 01:11:28,988 INFO L264 CegarLoopResult]: At program point L607-6(lines 607 610) the Hoare annotation is: (let ((.cse4 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse2 (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)) (.cse3 (+ main_~new_data~0 2)) (.cse1 (+ (select (select |#memory_int| .cse4) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (.cse0 (* 2 main_~len~0))) (and (<= .cse0 .cse1) (<= .cse2 .cse0) (<= main_~len~0 2) (<= .cse0 .cse2) (<= 2 main_~len~0) (<= .cse0 .cse3) (<= .cse3 .cse0) (= 0 main_~s~0.offset) (<= (+ main_~i~0 1) 0) (<= .cse1 .cse0) (not (= .cse4 main_~s~0.base))))) [2020-07-11 01:11:28,988 INFO L271 CegarLoopResult]: At program point mainFINAL(lines 602 621) the Hoare annotation is: true [2020-07-11 01:11:28,988 INFO L264 CegarLoopResult]: At program point L620(line 620) the Hoare annotation is: false [2020-07-11 01:11:28,988 INFO L264 CegarLoopResult]: At program point L612(line 612) the Hoare annotation is: (let ((.cse9 (+ main_~new_data~0 2)) (.cse6 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse7 (* 2 main_~len~0))) (let ((.cse2 (<= (+ .cse6 2) .cse7)) (.cse3 (<= main_~len~0 2)) (.cse0 (+ main_~i~0 main_~len~0)) (.cse4 (<= .cse7 .cse9)) (.cse5 (<= .cse9 .cse7))) (or (let ((.cse8 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse1 (select (select |#memory_int| .cse8) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (<= .cse0 .cse1) .cse2 .cse3 .cse4 .cse5 (= 0 main_~s~0.offset) (<= .cse0 (+ .cse6 1)) (<= (+ .cse1 1) .cse7) (not (= .cse8 main_~s~0.base)) (<= 1 main_~i~0)))) (and .cse2 .cse3 (<= 0 main_~i~0) (<= .cse0 .cse6) .cse4 .cse5)))) [2020-07-11 01:11:28,988 INFO L264 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: (let ((.cse6 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse0 (<= 2 main_~len~0)) (.cse1 (= 0 main_~s~0.offset)) (.cse2 (not (= .cse6 main_~s~0.base)))) (or (and (<= main_~len~0 (+ main_~i~0 1)) .cse0 .cse1 (<= main_~i~0 1) .cse2) (let ((.cse4 (+ (select (select |#memory_int| .cse6) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1)) (.cse3 (* 2 main_~len~0)) (.cse5 (+ main_~i~0 2))) (and (<= .cse3 .cse4) (<= .cse5 main_~len~0) (<= main_~len~0 2) .cse0 .cse1 .cse2 (<= .cse4 .cse3) (<= main_~len~0 .cse5)))))) [2020-07-11 01:11:28,988 INFO L264 CegarLoopResult]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 619) the Hoare annotation is: false [2020-07-11 01:11:28,988 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 602 621) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,989 INFO L264 CegarLoopResult]: At program point L604(line 604) the Hoare annotation is: (and (<= main_~len~0 2) (= |#valid| |old(#valid)|) (<= 2 main_~len~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,989 INFO L271 CegarLoopResult]: At program point L617(line 617) the Hoare annotation is: true [2020-07-11 01:11:28,989 INFO L264 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: (let ((.cse9 (+ main_~new_data~0 2)) (.cse2 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse7 (* 2 main_~len~0))) (let ((.cse0 (<= (+ .cse2 2) .cse7)) (.cse1 (<= main_~len~0 2)) (.cse4 (<= .cse7 .cse9)) (.cse5 (<= .cse9 .cse7)) (.cse3 (+ main_~i~0 main_~len~0))) (or (and .cse0 .cse1 (<= main_~expected~0 .cse2) (<= 0 main_~i~0) (<= .cse3 .cse2) (<= .cse2 main_~expected~0) .cse4 .cse5) (let ((.cse8 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse6 (select (select |#memory_int| .cse8) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (<= .cse3 .cse6) .cse0 .cse1 .cse4 .cse5 (= 0 main_~s~0.offset) (<= .cse3 (+ .cse2 1)) (<= .cse6 main_~expected~0) (<= main_~expected~0 .cse6) (<= (+ .cse6 1) .cse7) (not (= .cse8 main_~s~0.base)) (<= 1 main_~i~0))))))) [2020-07-11 01:11:28,989 INFO L264 CegarLoopResult]: At program point L613-1(line 613) the Hoare annotation is: (let ((.cse12 (+ main_~new_data~0 2)) (.cse1 (* 2 main_~len~0)) (.cse2 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse0 (+ .cse2 2)) (.cse7 (<= .cse12 .cse1)) (.cse9 (< |main_#t~ret14| (+ main_~expected~0 1))) (.cse4 (+ main_~i~0 main_~len~0)) (.cse3 (<= 0 main_~i~0)) (.cse5 (<= 2 main_~len~0)) (.cse6 (<= .cse1 .cse12)) (.cse8 (<= main_~expected~0 |main_#t~ret14|))) (or (and (<= .cse0 .cse1) (<= main_~len~0 2) (<= main_~expected~0 .cse2) .cse3 (<= .cse4 .cse2) .cse5 (<= .cse2 main_~expected~0) .cse6 .cse7 .cse8 .cse9) (let ((.cse11 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse10 (select (select |#memory_int| .cse11) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (<= .cse1 .cse0) .cse7 (= 0 main_~s~0.offset) (<= (+ .cse2 1) .cse4) (<= main_~expected~0 .cse10) (<= (+ .cse10 1) .cse1) .cse9 (<= .cse4 .cse10) .cse3 .cse5 .cse6 .cse8 (<= .cse10 main_~expected~0) (<= main_~i~0 1) (not (= .cse11 main_~s~0.base)))))))) [2020-07-11 01:11:28,989 INFO L264 CegarLoopResult]: At program point L613-2(lines 613 615) the Hoare annotation is: (let ((.cse12 (+ main_~new_data~0 2)) (.cse1 (* 2 main_~len~0)) (.cse2 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse0 (+ .cse2 2)) (.cse7 (<= .cse12 .cse1)) (.cse9 (< |main_#t~ret14| (+ main_~expected~0 1))) (.cse4 (+ main_~i~0 main_~len~0)) (.cse3 (<= 0 main_~i~0)) (.cse5 (<= 2 main_~len~0)) (.cse6 (<= .cse1 .cse12)) (.cse8 (<= main_~expected~0 |main_#t~ret14|))) (or (and (<= .cse0 .cse1) (<= main_~len~0 2) (<= main_~expected~0 .cse2) .cse3 (<= .cse4 .cse2) .cse5 (<= .cse2 main_~expected~0) .cse6 .cse7 .cse8 .cse9) (let ((.cse11 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse10 (select (select |#memory_int| .cse11) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (<= .cse1 .cse0) .cse7 (= 0 main_~s~0.offset) (<= (+ .cse2 1) .cse4) (<= main_~expected~0 .cse10) (<= (+ .cse10 1) .cse1) .cse9 (<= .cse4 .cse10) .cse3 .cse5 .cse6 .cse8 (<= .cse10 main_~expected~0) (<= main_~i~0 1) (not (= .cse11 main_~s~0.base)))))))) [2020-07-11 01:11:28,990 INFO L264 CegarLoopResult]: At program point L613-3(line 613) the Hoare annotation is: false [2020-07-11 01:11:28,990 INFO L264 CegarLoopResult]: At program point node_createENTRY(lines 563 571) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,990 INFO L264 CegarLoopResult]: At program point L569(line 569) the Hoare annotation is: (and (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|)) [2020-07-11 01:11:28,990 INFO L264 CegarLoopResult]: At program point L568(line 568) the Hoare annotation is: (and (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|)) [2020-07-11 01:11:28,990 INFO L271 CegarLoopResult]: At program point L566(line 566) the Hoare annotation is: true [2020-07-11 01:11:28,990 INFO L264 CegarLoopResult]: At program point node_createEXIT(lines 563 571) the Hoare annotation is: (and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#res.offset|) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|) (= 1 (select |#valid| |node_create_#res.base|))) [2020-07-11 01:11:28,991 INFO L264 CegarLoopResult]: At program point L565(lines 565 567) the Hoare annotation is: (and (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 0 |node_create_#t~malloc2.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,991 INFO L264 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,991 INFO L264 CegarLoopResult]: At program point L565-1(lines 565 567) the Hoare annotation is: (and (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 0 |node_create_#t~malloc2.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,991 INFO L264 CegarLoopResult]: At program point L564-1(line 564) the Hoare annotation is: (and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 0 |node_create_#t~malloc2.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-11 01:11:28,991 INFO L264 CegarLoopResult]: At program point node_createFINAL(lines 563 571) the Hoare annotation is: (and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#res.offset|) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|) (= 1 (select |#valid| |node_create_#res.base|))) [2020-07-11 01:11:28,996 WARN L170 areAnnotationChecker]: __bswap_32ENTRY has no Hoare annotation [2020-07-11 01:11:28,997 WARN L170 areAnnotationChecker]: __bswap_64ENTRY has no Hoare annotation [2020-07-11 01:11:29,002 WARN L170 areAnnotationChecker]: L66 has no Hoare annotation [2020-07-11 01:11:29,003 WARN L170 areAnnotationChecker]: L71 has no Hoare annotation [2020-07-11 01:11:29,008 WARN L170 areAnnotationChecker]: L66-1 has no Hoare annotation [2020-07-11 01:11:29,009 WARN L170 areAnnotationChecker]: L71-1 has no Hoare annotation [2020-07-11 01:11:29,019 WARN L170 areAnnotationChecker]: __bswap_32FINAL has no Hoare annotation [2020-07-11 01:11:29,019 WARN L170 areAnnotationChecker]: __bswap_64FINAL has no Hoare annotation [2020-07-11 01:11:29,130 INFO L163 areAnnotationChecker]: CFG has 116 edges. 116 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-11 01:11:29,142 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,144 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,150 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,151 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,169 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,170 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,171 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,171 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,171 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,172 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,172 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,178 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,178 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,178 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,179 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,179 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,179 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,180 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,180 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,180 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,181 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,181 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,181 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,181 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,182 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,182 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,182 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,184 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,184 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,185 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,185 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,185 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,186 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,187 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,188 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,188 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,190 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,192 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,192 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,193 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,193 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,193 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,194 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,195 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,195 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,196 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,196 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,196 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,196 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,197 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,197 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,198 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,198 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,198 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,199 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,199 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,203 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,208 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,209 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,209 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,209 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,209 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,210 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,210 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,210 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,210 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,210 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,211 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,222 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,223 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,223 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,223 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,224 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,224 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,225 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,225 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,225 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,226 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,226 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,226 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,226 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,227 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,227 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,227 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,228 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,228 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,229 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,229 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,229 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,229 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,230 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,230 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,230 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,231 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,232 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,232 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,232 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,233 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,233 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,233 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,233 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,234 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,234 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,234 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,235 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,235 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,235 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,235 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,236 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,237 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,237 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,237 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,237 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,237 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,238 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,238 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,238 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,239 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,239 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,240 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,240 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,240 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,240 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,241 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,241 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,252 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,253 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,253 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,253 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,254 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,254 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,255 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,255 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,255 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,256 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,256 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-11 01:11:29,257 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-11 01:11:29,257 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,257 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,257 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,258 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,259 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,259 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,260 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,260 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,260 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,262 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,263 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,263 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,263 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,263 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,264 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-11 01:11:29,264 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-11 01:11:29,264 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,265 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,265 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,265 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,267 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,267 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,269 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,269 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,270 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,270 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,270 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,270 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,271 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,271 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,271 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,271 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,271 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,272 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,272 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,272 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,272 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,272 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,275 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,276 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,276 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,277 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,277 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,277 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,278 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,278 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,278 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,279 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,279 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,279 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,280 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,280 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,281 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,281 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,281 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,284 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:693) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createProcedureContractResults(TraceAbstractionStarter.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-11 01:11:29,289 INFO L168 Benchmark]: Toolchain (without parser) took 80265.90 ms. Allocated memory was 138.9 MB in the beginning and 666.9 MB in the end (delta: 528.0 MB). Free memory was 103.0 MB in the beginning and 371.5 MB in the end (delta: -268.5 MB). Peak memory consumption was 259.4 MB. Max. memory is 7.1 GB. [2020-07-11 01:11:29,290 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 122.4 MB in the beginning and 122.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-11 01:11:29,293 INFO L168 Benchmark]: CACSL2BoogieTranslator took 642.61 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 102.6 MB in the beginning and 167.5 MB in the end (delta: -64.9 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2020-07-11 01:11:29,297 INFO L168 Benchmark]: Boogie Preprocessor took 92.99 ms. Allocated memory is still 202.9 MB. Free memory was 167.5 MB in the beginning and 163.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-07-11 01:11:29,298 INFO L168 Benchmark]: RCFGBuilder took 952.49 ms. Allocated memory is still 202.9 MB. Free memory was 163.6 MB in the beginning and 95.0 MB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 7.1 GB. [2020-07-11 01:11:29,301 INFO L168 Benchmark]: TraceAbstraction took 78569.27 ms. Allocated memory was 202.9 MB in the beginning and 666.9 MB in the end (delta: 464.0 MB). Free memory was 94.3 MB in the beginning and 371.5 MB in the end (delta: -277.2 MB). Peak memory consumption was 186.8 MB. Max. memory is 7.1 GB. [2020-07-11 01:11:29,304 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 122.4 MB in the beginning and 122.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 642.61 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 102.6 MB in the beginning and 167.5 MB in the end (delta: -64.9 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.99 ms. Allocated memory is still 202.9 MB. Free memory was 167.5 MB in the beginning and 163.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 952.49 ms. Allocated memory is still 202.9 MB. Free memory was 163.6 MB in the beginning and 95.0 MB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 78569.27 ms. Allocated memory was 202.9 MB in the beginning and 666.9 MB in the end (delta: 464.0 MB). Free memory was 94.3 MB in the beginning and 371.5 MB in the end (delta: -277.2 MB). Peak memory consumption was 186.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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 * 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_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_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 #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #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_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 619]: 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: 589]: Loop Invariant [2020-07-11 01:11:29,325 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,325 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,325 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,326 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,326 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,327 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,327 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,327 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((2 <= \old(index) && index + 1 <= \old(index)) || ((1 <= \old(index) && index + 1 <= \old(index)) && ((1 <= head || head + 1 <= 0) || (#memory_$Pointer$[head][4] == head && head == #memory_$Pointer$[head][4])))) || ((head == head && head == head) && \old(index) == index) - InvariantResult [Line: 607]: Loop Invariant [2020-07-11 01:11:29,327 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,328 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,331 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,333 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,334 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,334 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,334 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,335 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,335 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,335 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,335 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,337 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,337 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,337 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,337 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,337 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,337 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,338 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,338 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,338 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,338 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,338 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,339 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,339 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,339 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,341 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,342 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,342 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,342 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,343 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,343 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,344 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,344 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,344 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,344 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,345 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,345 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,345 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,346 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,349 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,349 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((((((((((2 * len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 && i + 2 <= len) && unknown-#memory_int-unknown[s][s] + 2 <= 2 * len) && len <= 2) && 2 * len <= unknown-#memory_int-unknown[s][s] + 2) && 2 <= len) && 2 * len <= new_data + 2) && new_data + 2 <= 2 * len) && 0 == s) && unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 <= 2 * len) && !(#memory_$Pointer$[s][4] == s)) || ((((((((2 * len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 && i + 2 <= len) && 0 <= i) && len <= 2) && 2 * len <= new_data + 1) && 0 == s) && new_data + 1 <= 2 * len) && !(#memory_$Pointer$[s][4] == s)) && unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 <= 2 * len)) || ((((len <= i + 1 && 2 <= len) && 0 == s) && i <= 1) && !(#memory_$Pointer$[s][4] == s)) - InvariantResult [Line: 596]: Loop Invariant [2020-07-11 01:11:29,349 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,350 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,350 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,350 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,350 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,350 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,351 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,351 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,351 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,352 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,352 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,355 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,356 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,356 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,356 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,356 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,356 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,356 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,358 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,358 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,358 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,358 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,358 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,358 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,359 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,359 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,359 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,359 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,359 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,359 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,361 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,361 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,361 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,361 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,361 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,361 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,362 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,362 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,364 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,364 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,365 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,365 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,365 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,365 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,365 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,365 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,367 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,367 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,367 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,367 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,367 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((1 <= \old(index) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) || ((((((head == head && head == head) && \old(index) == index) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && data == \old(data)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && #memory_$Pointer$ == \old(#memory_$Pointer$))) && ((((((#memory_$Pointer$[head][4] == head || 1 <= head) || ((#memory_$Pointer$[head][4] == head && data == \old(data)) && head == #memory_$Pointer$[head][4])) || head + 1 <= 0) && index + 1 <= \old(index)) || (2 <= \old(index) && index + 1 <= \old(index))) || ((((((head == head && head == head) && \old(index) == index) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && data == \old(data)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && #memory_$Pointer$ == \old(#memory_$Pointer$))) - InvariantResult [Line: 574]: Loop Invariant [2020-07-11 01:11:29,369 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,371 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,371 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,371 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,371 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,371 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,372 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-11 01:11:29,372 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-11 01:11:29,372 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,372 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,372 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,372 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,373 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,373 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,373 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,373 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,374 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,374 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,374 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,374 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,374 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,375 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,375 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-11 01:11:29,375 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-11 01:11:29,376 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,376 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,377 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,377 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((1 == \valid[new_head] && \old(len) <= len + 1) && 1 == \valid[head]) || (((((\old(len) == len && \valid == \old(\valid)) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && \old(unknown-#length-unknown) == unknown-#length-unknown) && #memory_$Pointer$ == \old(#memory_$Pointer$))) || (((((!(head == #memory_$Pointer$[head][4]) && 1 == \valid[new_head]) && 0 == head) && 1 == \valid[head]) && !(#memory_$Pointer$[new_head][new_head + 4] == new_head)) && new_head == 0) - InvariantResult [Line: 611]: Loop Invariant [2020-07-11 01:11:29,378 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,378 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,380 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,380 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,380 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,381 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,381 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,381 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,381 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,381 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,381 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,382 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,382 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,382 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,382 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,382 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,383 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,383 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,384 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,385 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,385 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,386 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-11 01:11:29,386 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-11 01:11:29,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,387 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,387 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,387 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,387 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,387 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,388 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,388 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-11 01:11:29,388 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,388 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-11 01:11:29,388 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((((((unknown-#memory_int-unknown[s][s] + 2 <= 2 * len && len <= 2) && 2 * len <= unknown-#memory_int-unknown[s][s] + 2) && 2 <= len) && 2 * len <= new_data + 2) && new_data + 2 <= 2 * len) && i + 1 <= 0) || ((((((unknown-#memory_int-unknown[s][s] + 2 <= 2 * len && len <= 2) && i + len <= unknown-#memory_int-unknown[s][s]) && 2 <= len) && 2 * len <= new_data + 2) && new_data + 2 <= 2 * len) && len <= i + 2)) || (((((((((i + len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] && unknown-#memory_int-unknown[s][s] + 2 <= 2 * len) && len <= 2) && 2 * len <= new_data + 2) && new_data + 2 <= 2 * len) && 0 == s) && i + len <= unknown-#memory_int-unknown[s][s] + 1) && unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 <= 2 * len) && !(#memory_$Pointer$[s][4] == s)) && 1 <= i) - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 581]: 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...