/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 0.1.25-46f3038-m [2020-07-08 22:26:04,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 22:26:04,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 22:26:04,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 22:26:04,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 22:26:04,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 22:26:04,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 22:26:04,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 22:26:04,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 22:26:04,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 22:26:04,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 22:26:04,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 22:26:04,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 22:26:04,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 22:26:04,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 22:26:04,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 22:26:04,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 22:26:04,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 22:26:04,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 22:26:04,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 22:26:04,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 22:26:04,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 22:26:04,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 22:26:04,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 22:26:04,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-08 22:26:04,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-08 22:26:04,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-08 22:26:04,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-08 22:26:04,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-08 22:26:04,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-08 22:26:04,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 22:26:04,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 22:26:04,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 22:26:04,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 22:26:04,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 22:26:04,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 22:26:04,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 22:26:04,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 22:26:04,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 22:26:04,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 22:26:04,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 22:26:04,203 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-08 22:26:04,229 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 22:26:04,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 22:26:04,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 22:26:04,235 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 22:26:04,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 22:26:04,236 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 22:26:04,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 22:26:04,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 22:26:04,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 22:26:04,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 22:26:04,237 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 22:26:04,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 22:26:04,238 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 22:26:04,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 22:26:04,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 22:26:04,239 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-08 22:26:04,239 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 22:26:04,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 22:26:04,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 22:26:04,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 22:26:04,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-08 22:26:04,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 22:26:04,241 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 [2020-07-08 22:26:04,519 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 22:26:04,536 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 22:26:04,540 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 22:26:04,541 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 22:26:04,542 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 22:26:04,542 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-07-08 22:26:04,618 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa2d154b5/c3198a49b84040e0b7851696a3cb244a/FLAGc517f85fe [2020-07-08 22:26:05,186 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 22:26:05,187 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-07-08 22:26:05,201 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa2d154b5/c3198a49b84040e0b7851696a3cb244a/FLAGc517f85fe [2020-07-08 22:26:05,614 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa2d154b5/c3198a49b84040e0b7851696a3cb244a [2020-07-08 22:26:05,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 22:26:05,628 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 22:26:05,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 22:26:05,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 22:26:05,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 22:26:05,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 10:26:05" (1/1) ... [2020-07-08 22:26:05,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5007c9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:26:05, skipping insertion in model container [2020-07-08 22:26:05,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 10:26:05" (1/1) ... [2020-07-08 22:26:05,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 22:26:05,693 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 22:26:06,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 22:26:06,228 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 22:26:06,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 22:26:06,351 INFO L208 MainTranslator]: Completed translation [2020-07-08 22:26:06,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:26:06 WrapperNode [2020-07-08 22:26:06,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 22:26:06,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 22:26:06,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 22:26:06,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 22:26:06,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:26:06" (1/1) ... [2020-07-08 22:26:06,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:26:06" (1/1) ... [2020-07-08 22:26:06,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:26:06" (1/1) ... [2020-07-08 22:26:06,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:26:06" (1/1) ... [2020-07-08 22:26:06,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:26:06" (1/1) ... [2020-07-08 22:26:06,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:26:06" (1/1) ... [2020-07-08 22:26:06,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:26:06" (1/1) ... [2020-07-08 22:26:06,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 22:26:06,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 22:26:06,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 22:26:06,430 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 22:26:06,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:26:06" (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 [2020-07-08 22:26:06,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 22:26:06,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 22:26:06,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-07-08 22:26:06,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-07-08 22:26:06,503 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2020-07-08 22:26:06,503 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2020-07-08 22:26:06,503 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2020-07-08 22:26:06,503 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_destroy [2020-07-08 22:26:06,503 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_get_data_at [2020-07-08 22:26:06,504 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_update_at [2020-07-08 22:26:06,504 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 22:26:06,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 22:26:06,504 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-07-08 22:26:06,504 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-07-08 22:26:06,504 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-07-08 22:26:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-07-08 22:26:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-07-08 22:26:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-07-08 22:26:06,505 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-07-08 22:26:06,510 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-07-08 22:26:06,511 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-07-08 22:26:06,511 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-07-08 22:26:06,517 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-07-08 22:26:06,518 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-07-08 22:26:06,518 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-07-08 22:26:06,518 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-07-08 22:26:06,519 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-07-08 22:26:06,519 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-07-08 22:26:06,520 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-07-08 22:26:06,520 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-07-08 22:26:06,520 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-07-08 22:26:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-07-08 22:26:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-07-08 22:26:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-07-08 22:26:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-07-08 22:26:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-07-08 22:26:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-07-08 22:26:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-07-08 22:26:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-07-08 22:26:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-07-08 22:26:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-07-08 22:26:06,522 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-07-08 22:26:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-07-08 22:26:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-07-08 22:26:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-07-08 22:26:06,523 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-07-08 22:26:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-07-08 22:26:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-07-08 22:26:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-07-08 22:26:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-07-08 22:26:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-07-08 22:26:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-07-08 22:26:06,524 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-07-08 22:26:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-07-08 22:26:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-07-08 22:26:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-07-08 22:26:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-07-08 22:26:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-07-08 22:26:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-07-08 22:26:06,525 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-07-08 22:26:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-07-08 22:26:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-07-08 22:26:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-07-08 22:26:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-07-08 22:26:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-08 22:26:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-07-08 22:26:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-07-08 22:26:06,526 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-08 22:26:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-07-08 22:26:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-07-08 22:26:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-07-08 22:26:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-07-08 22:26:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-07-08 22:26:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-08 22:26:06,527 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-07-08 22:26:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-07-08 22:26:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-07-08 22:26:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-08 22:26:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-07-08 22:26:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-07-08 22:26:06,528 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-07-08 22:26:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-07-08 22:26:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-07-08 22:26:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-07-08 22:26:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-07-08 22:26:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-07-08 22:26:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-07-08 22:26:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-07-08 22:26:06,529 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-07-08 22:26:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-07-08 22:26:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-07-08 22:26:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-07-08 22:26:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-07-08 22:26:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-07-08 22:26:06,530 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-07-08 22:26:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-07-08 22:26:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-07-08 22:26:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-07-08 22:26:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-07-08 22:26:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-07-08 22:26:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-07-08 22:26:06,531 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-07-08 22:26:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-07-08 22:26:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-07-08 22:26:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-07-08 22:26:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-07-08 22:26:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-07-08 22:26:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-07-08 22:26:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-07-08 22:26:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-07-08 22:26:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-07-08 22:26:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-07-08 22:26:06,532 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-07-08 22:26:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-07-08 22:26:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-07-08 22:26:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-07-08 22:26:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-07-08 22:26:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2020-07-08 22:26:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2020-07-08 22:26:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-08 22:26:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-08 22:26:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 22:26:06,533 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2020-07-08 22:26:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure sll_destroy [2020-07-08 22:26:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-08 22:26:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 22:26:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure sll_get_data_at [2020-07-08 22:26:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 22:26:06,534 INFO L130 BoogieDeclarations]: Found specification of procedure sll_update_at [2020-07-08 22:26:06,535 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 22:26:06,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 22:26:06,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 22:26:06,965 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2020-07-08 22:26:07,252 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 22:26:07,252 INFO L295 CfgBuilder]: Removed 6 assume(true) statements. [2020-07-08 22:26:07,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 10:26:07 BoogieIcfgContainer [2020-07-08 22:26:07,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 22:26:07,257 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 22:26:07,258 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 22:26:07,261 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 22:26:07,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 10:26:05" (1/3) ... [2020-07-08 22:26:07,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4627ed73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 10:26:07, skipping insertion in model container [2020-07-08 22:26:07,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 10:26:06" (2/3) ... [2020-07-08 22:26:07,263 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4627ed73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 10:26:07, skipping insertion in model container [2020-07-08 22:26:07,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 10:26:07" (3/3) ... [2020-07-08 22:26:07,265 INFO L109 eAbstractionObserver]: Analyzing ICFG sll2n_update_all_reverse.i [2020-07-08 22:26:07,276 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-08 22:26:07,284 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 22:26:07,296 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 22:26:07,314 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 22:26:07,314 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 22:26:07,314 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-07-08 22:26:07,314 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 22:26:07,315 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 22:26:07,315 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 22:26:07,315 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 22:26:07,315 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 22:26:07,332 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2020-07-08 22:26:07,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-08 22:26:07,345 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:26:07,361 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] [2020-07-08 22:26:07,362 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:26:07,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:26:07,368 INFO L82 PathProgramCache]: Analyzing trace with hash 482514570, now seen corresponding path program 1 times [2020-07-08 22:26:07,377 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:26:07,378 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1568819691] [2020-07-08 22:26:07,378 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:26:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:07,596 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 [2020-07-08 22:26:07,597 INFO L280 TraceCheckUtils]: 1: Hoare triple {106#true} #valid := #valid[0 := 0]; {106#true} is VALID [2020-07-08 22:26:07,597 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} assume 0 < #StackHeapBarrier; {106#true} is VALID [2020-07-08 22:26:07,598 INFO L280 TraceCheckUtils]: 3: Hoare triple {106#true} assume true; {106#true} is VALID [2020-07-08 22:26:07,598 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {106#true} {106#true} #194#return; {106#true} is VALID [2020-07-08 22:26:07,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:07,635 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 [2020-07-08 22:26:07,636 INFO L280 TraceCheckUtils]: 1: Hoare triple {106#true} ~data := #in~data; {106#true} is VALID [2020-07-08 22:26:07,636 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} ~head~0.base, ~head~0.offset := 0, 0; {106#true} is VALID [2020-07-08 22:26:07,637 INFO L280 TraceCheckUtils]: 3: Hoare triple {106#true} assume !true; {107#false} is VALID [2020-07-08 22:26:07,638 INFO L280 TraceCheckUtils]: 4: Hoare triple {107#false} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {107#false} is VALID [2020-07-08 22:26:07,638 INFO L280 TraceCheckUtils]: 5: Hoare triple {107#false} assume true; {107#false} is VALID [2020-07-08 22:26:07,639 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {107#false} {106#true} #186#return; {107#false} is VALID [2020-07-08 22:26:07,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:07,649 INFO L280 TraceCheckUtils]: 0: Hoare triple {106#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {106#true} is VALID [2020-07-08 22:26:07,650 INFO L280 TraceCheckUtils]: 1: Hoare triple {106#true} ~index := #in~index; {106#true} is VALID [2020-07-08 22:26:07,651 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} assume !true; {107#false} is VALID [2020-07-08 22:26:07,651 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 [2020-07-08 22:26:07,652 INFO L280 TraceCheckUtils]: 4: Hoare triple {107#false} #res := #t~mem8; {107#false} is VALID [2020-07-08 22:26:07,652 INFO L280 TraceCheckUtils]: 5: Hoare triple {107#false} havoc #t~mem8; {107#false} is VALID [2020-07-08 22:26:07,652 INFO L280 TraceCheckUtils]: 6: Hoare triple {107#false} assume true; {107#false} is VALID [2020-07-08 22:26:07,653 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {107#false} {107#false} #190#return; {107#false} is VALID [2020-07-08 22:26:07,654 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 [2020-07-08 22:26:07,655 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 [2020-07-08 22:26:07,655 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} #valid := #valid[0 := 0]; {106#true} is VALID [2020-07-08 22:26:07,656 INFO L280 TraceCheckUtils]: 3: Hoare triple {106#true} assume 0 < #StackHeapBarrier; {106#true} is VALID [2020-07-08 22:26:07,656 INFO L280 TraceCheckUtils]: 4: Hoare triple {106#true} assume true; {106#true} is VALID [2020-07-08 22:26:07,656 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {106#true} {106#true} #194#return; {106#true} is VALID [2020-07-08 22:26:07,657 INFO L263 TraceCheckUtils]: 6: Hoare triple {106#true} call #t~ret15 := main(); {106#true} is VALID [2020-07-08 22:26:07,657 INFO L280 TraceCheckUtils]: 7: Hoare triple {106#true} ~len~0 := 2; {106#true} is VALID [2020-07-08 22:26:07,657 INFO L280 TraceCheckUtils]: 8: Hoare triple {106#true} ~data~0 := 1; {106#true} is VALID [2020-07-08 22:26:07,659 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$.offset)|))} is VALID [2020-07-08 22:26:07,660 INFO L280 TraceCheckUtils]: 10: Hoare triple {129#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {106#true} is VALID [2020-07-08 22:26:07,660 INFO L280 TraceCheckUtils]: 11: Hoare triple {106#true} ~data := #in~data; {106#true} is VALID [2020-07-08 22:26:07,660 INFO L280 TraceCheckUtils]: 12: Hoare triple {106#true} ~head~0.base, ~head~0.offset := 0, 0; {106#true} is VALID [2020-07-08 22:26:07,661 INFO L280 TraceCheckUtils]: 13: Hoare triple {106#true} assume !true; {107#false} is VALID [2020-07-08 22:26:07,662 INFO L280 TraceCheckUtils]: 14: Hoare triple {107#false} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {107#false} is VALID [2020-07-08 22:26:07,662 INFO L280 TraceCheckUtils]: 15: Hoare triple {107#false} assume true; {107#false} is VALID [2020-07-08 22:26:07,662 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {107#false} {106#true} #186#return; {107#false} is VALID [2020-07-08 22:26:07,663 INFO L280 TraceCheckUtils]: 17: Hoare triple {107#false} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {107#false} is VALID [2020-07-08 22:26:07,663 INFO L280 TraceCheckUtils]: 18: Hoare triple {107#false} havoc #t~ret11.base, #t~ret11.offset; {107#false} is VALID [2020-07-08 22:26:07,663 INFO L280 TraceCheckUtils]: 19: Hoare triple {107#false} havoc ~i~0; {107#false} is VALID [2020-07-08 22:26:07,664 INFO L280 TraceCheckUtils]: 20: Hoare triple {107#false} ~i~0 := ~len~0 - 1; {107#false} is VALID [2020-07-08 22:26:07,664 INFO L280 TraceCheckUtils]: 21: Hoare triple {107#false} assume !(~i~0 >= 0); {107#false} is VALID [2020-07-08 22:26:07,664 INFO L280 TraceCheckUtils]: 22: Hoare triple {107#false} ~i~0 := ~len~0 - 1; {107#false} is VALID [2020-07-08 22:26:07,665 INFO L280 TraceCheckUtils]: 23: Hoare triple {107#false} assume !!(~i~0 >= 0); {107#false} is VALID [2020-07-08 22:26:07,665 INFO L280 TraceCheckUtils]: 24: Hoare triple {107#false} ~expected~0 := ~i~0 + ~len~0; {107#false} is VALID [2020-07-08 22:26:07,665 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 [2020-07-08 22:26:07,665 INFO L280 TraceCheckUtils]: 26: Hoare triple {106#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {106#true} is VALID [2020-07-08 22:26:07,666 INFO L280 TraceCheckUtils]: 27: Hoare triple {106#true} ~index := #in~index; {106#true} is VALID [2020-07-08 22:26:07,667 INFO L280 TraceCheckUtils]: 28: Hoare triple {106#true} assume !true; {107#false} is VALID [2020-07-08 22:26:07,667 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 [2020-07-08 22:26:07,667 INFO L280 TraceCheckUtils]: 30: Hoare triple {107#false} #res := #t~mem8; {107#false} is VALID [2020-07-08 22:26:07,668 INFO L280 TraceCheckUtils]: 31: Hoare triple {107#false} havoc #t~mem8; {107#false} is VALID [2020-07-08 22:26:07,668 INFO L280 TraceCheckUtils]: 32: Hoare triple {107#false} assume true; {107#false} is VALID [2020-07-08 22:26:07,668 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {107#false} {107#false} #190#return; {107#false} is VALID [2020-07-08 22:26:07,669 INFO L280 TraceCheckUtils]: 34: Hoare triple {107#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {107#false} is VALID [2020-07-08 22:26:07,669 INFO L280 TraceCheckUtils]: 35: Hoare triple {107#false} assume ~expected~0 != #t~ret14; {107#false} is VALID [2020-07-08 22:26:07,669 INFO L280 TraceCheckUtils]: 36: Hoare triple {107#false} havoc #t~ret14; {107#false} is VALID [2020-07-08 22:26:07,669 INFO L280 TraceCheckUtils]: 37: Hoare triple {107#false} assume !false; {107#false} is VALID [2020-07-08 22:26:07,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:26:07,676 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1568819691] [2020-07-08 22:26:07,678 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 22:26:07,679 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 22:26:07,679 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306545871] [2020-07-08 22:26:07,686 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2020-07-08 22:26:07,689 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:26:07,693 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 22:26:07,762 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:07,762 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 22:26:07,763 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:26:07,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 22:26:07,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 22:26:07,774 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 4 states. [2020-07-08 22:26:09,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:09,167 INFO L93 Difference]: Finished difference Result 230 states and 285 transitions. [2020-07-08 22:26:09,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 22:26:09,168 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2020-07-08 22:26:09,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:26:09,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 22:26:09,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 285 transitions. [2020-07-08 22:26:09,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 22:26:09,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 285 transitions. [2020-07-08 22:26:09,203 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 285 transitions. [2020-07-08 22:26:09,647 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 285 edges. 285 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:09,667 INFO L225 Difference]: With dead ends: 230 [2020-07-08 22:26:09,667 INFO L226 Difference]: Without dead ends: 128 [2020-07-08 22:26:09,672 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 [2020-07-08 22:26:09,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-07-08 22:26:09,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 84. [2020-07-08 22:26:09,832 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:26:09,833 INFO L82 GeneralOperation]: Start isEquivalent. First operand 128 states. Second operand 84 states. [2020-07-08 22:26:09,833 INFO L74 IsIncluded]: Start isIncluded. First operand 128 states. Second operand 84 states. [2020-07-08 22:26:09,834 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 84 states. [2020-07-08 22:26:09,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:09,846 INFO L93 Difference]: Finished difference Result 128 states and 140 transitions. [2020-07-08 22:26:09,846 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 140 transitions. [2020-07-08 22:26:09,849 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:09,849 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:09,849 INFO L74 IsIncluded]: Start isIncluded. First operand 84 states. Second operand 128 states. [2020-07-08 22:26:09,850 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 128 states. [2020-07-08 22:26:09,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:09,860 INFO L93 Difference]: Finished difference Result 128 states and 140 transitions. [2020-07-08 22:26:09,860 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 140 transitions. [2020-07-08 22:26:09,863 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:09,863 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:09,863 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:26:09,864 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:26:09,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-07-08 22:26:09,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 88 transitions. [2020-07-08 22:26:09,870 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 88 transitions. Word has length 38 [2020-07-08 22:26:09,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:26:09,871 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 88 transitions. [2020-07-08 22:26:09,871 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 22:26:09,871 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 84 states and 88 transitions. [2020-07-08 22:26:09,974 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 88 edges. 88 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:09,975 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 88 transitions. [2020-07-08 22:26:09,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-08 22:26:09,978 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:26:09,979 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] [2020-07-08 22:26:09,979 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 22:26:09,979 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:26:09,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:26:09,980 INFO L82 PathProgramCache]: Analyzing trace with hash -613399993, now seen corresponding path program 1 times [2020-07-08 22:26:09,980 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:26:09,980 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1860342314] [2020-07-08 22:26:09,981 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:26:10,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:10,112 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 [2020-07-08 22:26:10,113 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} #valid := #valid[0 := 0]; {1019#true} is VALID [2020-07-08 22:26:10,113 INFO L280 TraceCheckUtils]: 2: Hoare triple {1019#true} assume 0 < #StackHeapBarrier; {1019#true} is VALID [2020-07-08 22:26:10,113 INFO L280 TraceCheckUtils]: 3: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 22:26:10,114 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1019#true} {1019#true} #194#return; {1019#true} is VALID [2020-07-08 22:26:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:10,148 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 [2020-07-08 22:26:10,148 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} ~data := #in~data; {1019#true} is VALID [2020-07-08 22:26:10,149 INFO L280 TraceCheckUtils]: 2: Hoare triple {1019#true} ~head~0.base, ~head~0.offset := 0, 0; {1019#true} is VALID [2020-07-08 22:26:10,149 INFO L280 TraceCheckUtils]: 3: Hoare triple {1019#true} assume !(~len > 0); {1019#true} is VALID [2020-07-08 22:26:10,149 INFO L280 TraceCheckUtils]: 4: Hoare triple {1019#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1019#true} is VALID [2020-07-08 22:26:10,150 INFO L280 TraceCheckUtils]: 5: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 22:26:10,151 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1019#true} {1026#(<= 2 main_~len~0)} #186#return; {1026#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:10,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:10,160 INFO L280 TraceCheckUtils]: 0: Hoare triple {1019#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1019#true} is VALID [2020-07-08 22:26:10,160 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} ~index := #in~index; {1019#true} is VALID [2020-07-08 22:26:10,161 INFO L280 TraceCheckUtils]: 2: Hoare triple {1019#true} assume !(~index > 0); {1019#true} is VALID [2020-07-08 22:26:10,161 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 [2020-07-08 22:26:10,161 INFO L280 TraceCheckUtils]: 4: Hoare triple {1019#true} #res := #t~mem8; {1019#true} is VALID [2020-07-08 22:26:10,162 INFO L280 TraceCheckUtils]: 5: Hoare triple {1019#true} havoc #t~mem8; {1019#true} is VALID [2020-07-08 22:26:10,162 INFO L280 TraceCheckUtils]: 6: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 22:26:10,162 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {1019#true} {1020#false} #190#return; {1020#false} is VALID [2020-07-08 22:26:10,163 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 [2020-07-08 22:26:10,164 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 [2020-07-08 22:26:10,164 INFO L280 TraceCheckUtils]: 2: Hoare triple {1019#true} #valid := #valid[0 := 0]; {1019#true} is VALID [2020-07-08 22:26:10,164 INFO L280 TraceCheckUtils]: 3: Hoare triple {1019#true} assume 0 < #StackHeapBarrier; {1019#true} is VALID [2020-07-08 22:26:10,164 INFO L280 TraceCheckUtils]: 4: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 22:26:10,165 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {1019#true} {1019#true} #194#return; {1019#true} is VALID [2020-07-08 22:26:10,165 INFO L263 TraceCheckUtils]: 6: Hoare triple {1019#true} call #t~ret15 := main(); {1019#true} is VALID [2020-07-08 22:26:10,166 INFO L280 TraceCheckUtils]: 7: Hoare triple {1019#true} ~len~0 := 2; {1026#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:10,166 INFO L280 TraceCheckUtils]: 8: Hoare triple {1026#(<= 2 main_~len~0)} ~data~0 := 1; {1026#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:10,168 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$.offset)|))} is VALID [2020-07-08 22:26:10,168 INFO L280 TraceCheckUtils]: 10: Hoare triple {1044#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {1019#true} is VALID [2020-07-08 22:26:10,168 INFO L280 TraceCheckUtils]: 11: Hoare triple {1019#true} ~data := #in~data; {1019#true} is VALID [2020-07-08 22:26:10,169 INFO L280 TraceCheckUtils]: 12: Hoare triple {1019#true} ~head~0.base, ~head~0.offset := 0, 0; {1019#true} is VALID [2020-07-08 22:26:10,169 INFO L280 TraceCheckUtils]: 13: Hoare triple {1019#true} assume !(~len > 0); {1019#true} is VALID [2020-07-08 22:26:10,169 INFO L280 TraceCheckUtils]: 14: Hoare triple {1019#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1019#true} is VALID [2020-07-08 22:26:10,170 INFO L280 TraceCheckUtils]: 15: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 22:26:10,171 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1019#true} {1026#(<= 2 main_~len~0)} #186#return; {1026#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:10,172 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 [2020-07-08 22:26:10,172 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 [2020-07-08 22:26:10,173 INFO L280 TraceCheckUtils]: 19: Hoare triple {1026#(<= 2 main_~len~0)} havoc ~i~0; {1026#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:10,174 INFO L280 TraceCheckUtils]: 20: Hoare triple {1026#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {1034#(<= 1 main_~i~0)} is VALID [2020-07-08 22:26:10,175 INFO L280 TraceCheckUtils]: 21: Hoare triple {1034#(<= 1 main_~i~0)} assume !(~i~0 >= 0); {1020#false} is VALID [2020-07-08 22:26:10,175 INFO L280 TraceCheckUtils]: 22: Hoare triple {1020#false} ~i~0 := ~len~0 - 1; {1020#false} is VALID [2020-07-08 22:26:10,175 INFO L280 TraceCheckUtils]: 23: Hoare triple {1020#false} assume !!(~i~0 >= 0); {1020#false} is VALID [2020-07-08 22:26:10,176 INFO L280 TraceCheckUtils]: 24: Hoare triple {1020#false} ~expected~0 := ~i~0 + ~len~0; {1020#false} is VALID [2020-07-08 22:26:10,176 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 [2020-07-08 22:26:10,176 INFO L280 TraceCheckUtils]: 26: Hoare triple {1019#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1019#true} is VALID [2020-07-08 22:26:10,177 INFO L280 TraceCheckUtils]: 27: Hoare triple {1019#true} ~index := #in~index; {1019#true} is VALID [2020-07-08 22:26:10,177 INFO L280 TraceCheckUtils]: 28: Hoare triple {1019#true} assume !(~index > 0); {1019#true} is VALID [2020-07-08 22:26:10,177 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 [2020-07-08 22:26:10,178 INFO L280 TraceCheckUtils]: 30: Hoare triple {1019#true} #res := #t~mem8; {1019#true} is VALID [2020-07-08 22:26:10,178 INFO L280 TraceCheckUtils]: 31: Hoare triple {1019#true} havoc #t~mem8; {1019#true} is VALID [2020-07-08 22:26:10,178 INFO L280 TraceCheckUtils]: 32: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 22:26:10,178 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1019#true} {1020#false} #190#return; {1020#false} is VALID [2020-07-08 22:26:10,179 INFO L280 TraceCheckUtils]: 34: Hoare triple {1020#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {1020#false} is VALID [2020-07-08 22:26:10,179 INFO L280 TraceCheckUtils]: 35: Hoare triple {1020#false} assume ~expected~0 != #t~ret14; {1020#false} is VALID [2020-07-08 22:26:10,179 INFO L280 TraceCheckUtils]: 36: Hoare triple {1020#false} havoc #t~ret14; {1020#false} is VALID [2020-07-08 22:26:10,180 INFO L280 TraceCheckUtils]: 37: Hoare triple {1020#false} assume !false; {1020#false} is VALID [2020-07-08 22:26:10,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 22:26:10,183 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1860342314] [2020-07-08 22:26:10,183 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 22:26:10,183 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-08 22:26:10,184 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176209446] [2020-07-08 22:26:10,186 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-07-08 22:26:10,186 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:26:10,186 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-08 22:26:10,224 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:10,224 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-08 22:26:10,225 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:26:10,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-08 22:26:10,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-08 22:26:10,225 INFO L87 Difference]: Start difference. First operand 84 states and 88 transitions. Second operand 6 states. [2020-07-08 22:26:11,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:11,655 INFO L93 Difference]: Finished difference Result 171 states and 187 transitions. [2020-07-08 22:26:11,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-08 22:26:11,655 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-07-08 22:26:11,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:26:11,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 22:26:11,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 187 transitions. [2020-07-08 22:26:11,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 22:26:11,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 187 transitions. [2020-07-08 22:26:11,670 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 187 transitions. [2020-07-08 22:26:11,914 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 187 edges. 187 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:11,921 INFO L225 Difference]: With dead ends: 171 [2020-07-08 22:26:11,921 INFO L226 Difference]: Without dead ends: 144 [2020-07-08 22:26:11,923 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 [2020-07-08 22:26:11,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-07-08 22:26:12,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 85. [2020-07-08 22:26:12,102 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:26:12,102 INFO L82 GeneralOperation]: Start isEquivalent. First operand 144 states. Second operand 85 states. [2020-07-08 22:26:12,103 INFO L74 IsIncluded]: Start isIncluded. First operand 144 states. Second operand 85 states. [2020-07-08 22:26:12,103 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 85 states. [2020-07-08 22:26:12,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:12,117 INFO L93 Difference]: Finished difference Result 144 states and 157 transitions. [2020-07-08 22:26:12,118 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 157 transitions. [2020-07-08 22:26:12,121 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:12,122 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:12,122 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 144 states. [2020-07-08 22:26:12,122 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 144 states. [2020-07-08 22:26:12,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:12,143 INFO L93 Difference]: Finished difference Result 144 states and 157 transitions. [2020-07-08 22:26:12,144 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 157 transitions. [2020-07-08 22:26:12,148 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:12,148 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:12,148 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:26:12,149 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:26:12,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-08 22:26:12,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 89 transitions. [2020-07-08 22:26:12,155 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 89 transitions. Word has length 38 [2020-07-08 22:26:12,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:26:12,156 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 89 transitions. [2020-07-08 22:26:12,156 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-08 22:26:12,156 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 85 states and 89 transitions. [2020-07-08 22:26:12,292 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 89 edges. 89 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:12,293 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 89 transitions. [2020-07-08 22:26:12,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-08 22:26:12,295 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:26:12,295 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] [2020-07-08 22:26:12,295 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 22:26:12,295 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:26:12,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:26:12,296 INFO L82 PathProgramCache]: Analyzing trace with hash -841200203, now seen corresponding path program 1 times [2020-07-08 22:26:12,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:26:12,296 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1131581374] [2020-07-08 22:26:12,296 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:26:12,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:12,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:12,363 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 [2020-07-08 22:26:12,364 INFO L280 TraceCheckUtils]: 1: Hoare triple {1860#true} #valid := #valid[0 := 0]; {1860#true} is VALID [2020-07-08 22:26:12,364 INFO L280 TraceCheckUtils]: 2: Hoare triple {1860#true} assume 0 < #StackHeapBarrier; {1860#true} is VALID [2020-07-08 22:26:12,364 INFO L280 TraceCheckUtils]: 3: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-08 22:26:12,365 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1860#true} {1860#true} #194#return; {1860#true} is VALID [2020-07-08 22:26:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:12,464 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$.offset)|))} ~len := #in~len; {1892#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:12,465 INFO L280 TraceCheckUtils]: 1: Hoare triple {1892#(= |sll_create_#in~len| sll_create_~len)} ~data := #in~data; {1892#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:12,466 INFO L280 TraceCheckUtils]: 2: Hoare triple {1892#(= |sll_create_#in~len| sll_create_~len)} ~head~0.base, ~head~0.offset := 0, 0; {1892#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:12,467 INFO L280 TraceCheckUtils]: 3: Hoare triple {1892#(= |sll_create_#in~len| sll_create_~len)} assume !(~len > 0); {1893#(<= |sll_create_#in~len| 0)} is VALID [2020-07-08 22:26:12,468 INFO L280 TraceCheckUtils]: 4: Hoare triple {1893#(<= |sll_create_#in~len| 0)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1893#(<= |sll_create_#in~len| 0)} is VALID [2020-07-08 22:26:12,468 INFO L280 TraceCheckUtils]: 5: Hoare triple {1893#(<= |sll_create_#in~len| 0)} assume true; {1893#(<= |sll_create_#in~len| 0)} is VALID [2020-07-08 22:26:12,470 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1893#(<= |sll_create_#in~len| 0)} {1867#(<= 2 main_~len~0)} #186#return; {1861#false} is VALID [2020-07-08 22:26:12,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:12,498 INFO L280 TraceCheckUtils]: 0: Hoare triple {1894#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-08 22:26:12,498 INFO L280 TraceCheckUtils]: 1: Hoare triple {1860#true} ~data := #in~data; {1860#true} is VALID [2020-07-08 22:26:12,498 INFO L280 TraceCheckUtils]: 2: Hoare triple {1860#true} ~index := #in~index; {1860#true} is VALID [2020-07-08 22:26:12,499 INFO L280 TraceCheckUtils]: 3: Hoare triple {1860#true} assume !(~index > 0); {1860#true} is VALID [2020-07-08 22:26:12,499 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 [2020-07-08 22:26:12,499 INFO L280 TraceCheckUtils]: 5: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-08 22:26:12,500 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1860#true} {1861#false} #188#return; {1861#false} is VALID [2020-07-08 22:26:12,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:12,508 INFO L280 TraceCheckUtils]: 0: Hoare triple {1860#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1860#true} is VALID [2020-07-08 22:26:12,508 INFO L280 TraceCheckUtils]: 1: Hoare triple {1860#true} ~index := #in~index; {1860#true} is VALID [2020-07-08 22:26:12,508 INFO L280 TraceCheckUtils]: 2: Hoare triple {1860#true} assume !(~index > 0); {1860#true} is VALID [2020-07-08 22:26:12,509 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 [2020-07-08 22:26:12,509 INFO L280 TraceCheckUtils]: 4: Hoare triple {1860#true} #res := #t~mem8; {1860#true} is VALID [2020-07-08 22:26:12,509 INFO L280 TraceCheckUtils]: 5: Hoare triple {1860#true} havoc #t~mem8; {1860#true} is VALID [2020-07-08 22:26:12,510 INFO L280 TraceCheckUtils]: 6: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-08 22:26:12,510 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {1860#true} {1861#false} #190#return; {1861#false} is VALID [2020-07-08 22:26:12,511 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 [2020-07-08 22:26:12,511 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 [2020-07-08 22:26:12,511 INFO L280 TraceCheckUtils]: 2: Hoare triple {1860#true} #valid := #valid[0 := 0]; {1860#true} is VALID [2020-07-08 22:26:12,511 INFO L280 TraceCheckUtils]: 3: Hoare triple {1860#true} assume 0 < #StackHeapBarrier; {1860#true} is VALID [2020-07-08 22:26:12,512 INFO L280 TraceCheckUtils]: 4: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-08 22:26:12,512 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {1860#true} {1860#true} #194#return; {1860#true} is VALID [2020-07-08 22:26:12,512 INFO L263 TraceCheckUtils]: 6: Hoare triple {1860#true} call #t~ret15 := main(); {1860#true} is VALID [2020-07-08 22:26:12,513 INFO L280 TraceCheckUtils]: 7: Hoare triple {1860#true} ~len~0 := 2; {1867#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:12,513 INFO L280 TraceCheckUtils]: 8: Hoare triple {1867#(<= 2 main_~len~0)} ~data~0 := 1; {1867#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:12,515 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$.offset)|))} is VALID [2020-07-08 22:26:12,516 INFO L280 TraceCheckUtils]: 10: Hoare triple {1891#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-08 22:26:12,517 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 [2020-07-08 22:26:12,517 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 [2020-07-08 22:26:12,518 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 [2020-07-08 22:26:12,519 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 [2020-07-08 22:26:12,519 INFO L280 TraceCheckUtils]: 15: Hoare triple {1893#(<= |sll_create_#in~len| 0)} assume true; {1893#(<= |sll_create_#in~len| 0)} is VALID [2020-07-08 22:26:12,520 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1893#(<= |sll_create_#in~len| 0)} {1867#(<= 2 main_~len~0)} #186#return; {1861#false} is VALID [2020-07-08 22:26:12,521 INFO L280 TraceCheckUtils]: 17: Hoare triple {1861#false} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {1861#false} is VALID [2020-07-08 22:26:12,521 INFO L280 TraceCheckUtils]: 18: Hoare triple {1861#false} havoc #t~ret11.base, #t~ret11.offset; {1861#false} is VALID [2020-07-08 22:26:12,521 INFO L280 TraceCheckUtils]: 19: Hoare triple {1861#false} havoc ~i~0; {1861#false} is VALID [2020-07-08 22:26:12,521 INFO L280 TraceCheckUtils]: 20: Hoare triple {1861#false} ~i~0 := ~len~0 - 1; {1861#false} is VALID [2020-07-08 22:26:12,521 INFO L280 TraceCheckUtils]: 21: Hoare triple {1861#false} assume !!(~i~0 >= 0); {1861#false} is VALID [2020-07-08 22:26:12,521 INFO L280 TraceCheckUtils]: 22: Hoare triple {1861#false} ~new_data~0 := ~i~0 + ~len~0; {1861#false} is VALID [2020-07-08 22:26:12,522 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$.offset)|))} is VALID [2020-07-08 22:26:12,522 INFO L280 TraceCheckUtils]: 24: Hoare triple {1894#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-08 22:26:12,522 INFO L280 TraceCheckUtils]: 25: Hoare triple {1860#true} ~data := #in~data; {1860#true} is VALID [2020-07-08 22:26:12,522 INFO L280 TraceCheckUtils]: 26: Hoare triple {1860#true} ~index := #in~index; {1860#true} is VALID [2020-07-08 22:26:12,523 INFO L280 TraceCheckUtils]: 27: Hoare triple {1860#true} assume !(~index > 0); {1860#true} is VALID [2020-07-08 22:26:12,523 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 [2020-07-08 22:26:12,523 INFO L280 TraceCheckUtils]: 29: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-08 22:26:12,523 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {1860#true} {1861#false} #188#return; {1861#false} is VALID [2020-07-08 22:26:12,523 INFO L280 TraceCheckUtils]: 31: Hoare triple {1861#false} #t~post12 := ~i~0; {1861#false} is VALID [2020-07-08 22:26:12,524 INFO L280 TraceCheckUtils]: 32: Hoare triple {1861#false} ~i~0 := #t~post12 - 1; {1861#false} is VALID [2020-07-08 22:26:12,524 INFO L280 TraceCheckUtils]: 33: Hoare triple {1861#false} havoc #t~post12; {1861#false} is VALID [2020-07-08 22:26:12,524 INFO L280 TraceCheckUtils]: 34: Hoare triple {1861#false} assume !(~i~0 >= 0); {1861#false} is VALID [2020-07-08 22:26:12,524 INFO L280 TraceCheckUtils]: 35: Hoare triple {1861#false} ~i~0 := ~len~0 - 1; {1861#false} is VALID [2020-07-08 22:26:12,524 INFO L280 TraceCheckUtils]: 36: Hoare triple {1861#false} assume !!(~i~0 >= 0); {1861#false} is VALID [2020-07-08 22:26:12,524 INFO L280 TraceCheckUtils]: 37: Hoare triple {1861#false} ~expected~0 := ~i~0 + ~len~0; {1861#false} is VALID [2020-07-08 22:26:12,525 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 [2020-07-08 22:26:12,525 INFO L280 TraceCheckUtils]: 39: Hoare triple {1860#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1860#true} is VALID [2020-07-08 22:26:12,525 INFO L280 TraceCheckUtils]: 40: Hoare triple {1860#true} ~index := #in~index; {1860#true} is VALID [2020-07-08 22:26:12,525 INFO L280 TraceCheckUtils]: 41: Hoare triple {1860#true} assume !(~index > 0); {1860#true} is VALID [2020-07-08 22:26:12,525 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 [2020-07-08 22:26:12,526 INFO L280 TraceCheckUtils]: 43: Hoare triple {1860#true} #res := #t~mem8; {1860#true} is VALID [2020-07-08 22:26:12,526 INFO L280 TraceCheckUtils]: 44: Hoare triple {1860#true} havoc #t~mem8; {1860#true} is VALID [2020-07-08 22:26:12,526 INFO L280 TraceCheckUtils]: 45: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-08 22:26:12,526 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1860#true} {1861#false} #190#return; {1861#false} is VALID [2020-07-08 22:26:12,526 INFO L280 TraceCheckUtils]: 47: Hoare triple {1861#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {1861#false} is VALID [2020-07-08 22:26:12,527 INFO L280 TraceCheckUtils]: 48: Hoare triple {1861#false} assume ~expected~0 != #t~ret14; {1861#false} is VALID [2020-07-08 22:26:12,527 INFO L280 TraceCheckUtils]: 49: Hoare triple {1861#false} havoc #t~ret14; {1861#false} is VALID [2020-07-08 22:26:12,527 INFO L280 TraceCheckUtils]: 50: Hoare triple {1861#false} assume !false; {1861#false} is VALID [2020-07-08 22:26:12,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-08 22:26:12,531 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1131581374] [2020-07-08 22:26:12,531 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 22:26:12,531 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 22:26:12,531 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355979533] [2020-07-08 22:26:12,532 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-08 22:26:12,532 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:26:12,532 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 22:26:12,612 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:12,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 22:26:12,612 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:26:12,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 22:26:12,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 22:26:12,613 INFO L87 Difference]: Start difference. First operand 85 states and 89 transitions. Second operand 8 states. [2020-07-08 22:26:13,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:13,839 INFO L93 Difference]: Finished difference Result 147 states and 156 transitions. [2020-07-08 22:26:13,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-08 22:26:13,840 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-08 22:26:13,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:26:13,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 22:26:13,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 154 transitions. [2020-07-08 22:26:13,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 22:26:13,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 154 transitions. [2020-07-08 22:26:13,849 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 154 transitions. [2020-07-08 22:26:14,046 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 154 edges. 154 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:14,050 INFO L225 Difference]: With dead ends: 147 [2020-07-08 22:26:14,050 INFO L226 Difference]: Without dead ends: 93 [2020-07-08 22:26:14,051 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 [2020-07-08 22:26:14,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-07-08 22:26:14,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 86. [2020-07-08 22:26:14,231 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:26:14,231 INFO L82 GeneralOperation]: Start isEquivalent. First operand 93 states. Second operand 86 states. [2020-07-08 22:26:14,231 INFO L74 IsIncluded]: Start isIncluded. First operand 93 states. Second operand 86 states. [2020-07-08 22:26:14,231 INFO L87 Difference]: Start difference. First operand 93 states. Second operand 86 states. [2020-07-08 22:26:14,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:14,235 INFO L93 Difference]: Finished difference Result 93 states and 98 transitions. [2020-07-08 22:26:14,236 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 98 transitions. [2020-07-08 22:26:14,236 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:14,236 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:14,236 INFO L74 IsIncluded]: Start isIncluded. First operand 86 states. Second operand 93 states. [2020-07-08 22:26:14,237 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 93 states. [2020-07-08 22:26:14,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:14,241 INFO L93 Difference]: Finished difference Result 93 states and 98 transitions. [2020-07-08 22:26:14,241 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 98 transitions. [2020-07-08 22:26:14,241 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:14,241 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:14,242 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:26:14,242 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:26:14,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-07-08 22:26:14,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 90 transitions. [2020-07-08 22:26:14,245 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 90 transitions. Word has length 51 [2020-07-08 22:26:14,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:26:14,246 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 90 transitions. [2020-07-08 22:26:14,246 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 22:26:14,246 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 86 states and 90 transitions. [2020-07-08 22:26:14,379 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 90 edges. 90 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:14,380 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 90 transitions. [2020-07-08 22:26:14,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-08 22:26:14,383 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:26:14,383 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] [2020-07-08 22:26:14,383 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 22:26:14,383 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:26:14,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:26:14,384 INFO L82 PathProgramCache]: Analyzing trace with hash 1957255427, now seen corresponding path program 1 times [2020-07-08 22:26:14,384 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:26:14,384 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [762243516] [2020-07-08 22:26:14,384 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:26:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:14,487 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 [2020-07-08 22:26:14,488 INFO L280 TraceCheckUtils]: 1: Hoare triple {2558#true} #valid := #valid[0 := 0]; {2558#true} is VALID [2020-07-08 22:26:14,488 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#true} assume 0 < #StackHeapBarrier; {2558#true} is VALID [2020-07-08 22:26:14,488 INFO L280 TraceCheckUtils]: 3: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-08 22:26:14,488 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2558#true} {2558#true} #194#return; {2558#true} is VALID [2020-07-08 22:26:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:14,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:14,617 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$.offset)|))} ~data := #in~data; {2558#true} is VALID [2020-07-08 22:26:14,617 INFO L280 TraceCheckUtils]: 1: Hoare triple {2558#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {2558#true} is VALID [2020-07-08 22:26:14,618 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {2558#true} is VALID [2020-07-08 22:26:14,618 INFO L280 TraceCheckUtils]: 3: Hoare triple {2558#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {2558#true} is VALID [2020-07-08 22:26:14,618 INFO L280 TraceCheckUtils]: 4: Hoare triple {2558#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {2558#true} is VALID [2020-07-08 22:26:14,618 INFO L280 TraceCheckUtils]: 5: Hoare triple {2558#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {2558#true} is VALID [2020-07-08 22:26:14,619 INFO L280 TraceCheckUtils]: 6: Hoare triple {2558#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {2558#true} is VALID [2020-07-08 22:26:14,619 INFO L280 TraceCheckUtils]: 7: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-08 22:26:14,620 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2558#true} {2608#(= |sll_create_#in~len| sll_create_~len)} #182#return; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,621 INFO L280 TraceCheckUtils]: 0: Hoare triple {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,622 INFO L280 TraceCheckUtils]: 1: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~data := #in~data; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,623 INFO L280 TraceCheckUtils]: 2: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~head~0.base, ~head~0.offset := 0, 0; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,623 INFO L280 TraceCheckUtils]: 3: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} assume !!(~len > 0); {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,625 INFO L263 TraceCheckUtils]: 4: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} call #t~ret4.base, #t~ret4.offset := node_create(~data); {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:14,625 INFO L280 TraceCheckUtils]: 5: Hoare triple {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {2558#true} is VALID [2020-07-08 22:26:14,625 INFO L280 TraceCheckUtils]: 6: Hoare triple {2558#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {2558#true} is VALID [2020-07-08 22:26:14,626 INFO L280 TraceCheckUtils]: 7: Hoare triple {2558#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {2558#true} is VALID [2020-07-08 22:26:14,626 INFO L280 TraceCheckUtils]: 8: Hoare triple {2558#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {2558#true} is VALID [2020-07-08 22:26:14,626 INFO L280 TraceCheckUtils]: 9: Hoare triple {2558#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {2558#true} is VALID [2020-07-08 22:26:14,626 INFO L280 TraceCheckUtils]: 10: Hoare triple {2558#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {2558#true} is VALID [2020-07-08 22:26:14,626 INFO L280 TraceCheckUtils]: 11: Hoare triple {2558#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {2558#true} is VALID [2020-07-08 22:26:14,627 INFO L280 TraceCheckUtils]: 12: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-08 22:26:14,628 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {2558#true} {2608#(= |sll_create_#in~len| sll_create_~len)} #182#return; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,629 INFO L280 TraceCheckUtils]: 14: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,629 INFO L280 TraceCheckUtils]: 15: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} havoc #t~ret4.base, #t~ret4.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,630 INFO L280 TraceCheckUtils]: 16: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,630 INFO L280 TraceCheckUtils]: 17: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,631 INFO L280 TraceCheckUtils]: 18: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} #t~post3 := ~len; {2618#(<= |sll_create_#in~len| |sll_create_#t~post3|)} is VALID [2020-07-08 22:26:14,632 INFO L280 TraceCheckUtils]: 19: Hoare triple {2618#(<= |sll_create_#in~len| |sll_create_#t~post3|)} ~len := #t~post3 - 1; {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2020-07-08 22:26:14,633 INFO L280 TraceCheckUtils]: 20: Hoare triple {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} havoc #t~post3; {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2020-07-08 22:26:14,634 INFO L280 TraceCheckUtils]: 21: Hoare triple {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !(~len > 0); {2620#(<= |sll_create_#in~len| 1)} is VALID [2020-07-08 22:26:14,635 INFO L280 TraceCheckUtils]: 22: Hoare triple {2620#(<= |sll_create_#in~len| 1)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {2620#(<= |sll_create_#in~len| 1)} is VALID [2020-07-08 22:26:14,635 INFO L280 TraceCheckUtils]: 23: Hoare triple {2620#(<= |sll_create_#in~len| 1)} assume true; {2620#(<= |sll_create_#in~len| 1)} is VALID [2020-07-08 22:26:14,637 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {2620#(<= |sll_create_#in~len| 1)} {2565#(<= 2 main_~len~0)} #186#return; {2559#false} is VALID [2020-07-08 22:26:14,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:14,668 INFO L280 TraceCheckUtils]: 0: Hoare triple {2621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-08 22:26:14,668 INFO L280 TraceCheckUtils]: 1: Hoare triple {2558#true} ~data := #in~data; {2558#true} is VALID [2020-07-08 22:26:14,669 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#true} ~index := #in~index; {2558#true} is VALID [2020-07-08 22:26:14,669 INFO L280 TraceCheckUtils]: 3: Hoare triple {2558#true} assume !(~index > 0); {2558#true} is VALID [2020-07-08 22:26:14,669 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 [2020-07-08 22:26:14,669 INFO L280 TraceCheckUtils]: 5: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-08 22:26:14,670 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2558#true} {2559#false} #188#return; {2559#false} is VALID [2020-07-08 22:26:14,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:14,676 INFO L280 TraceCheckUtils]: 0: Hoare triple {2558#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {2558#true} is VALID [2020-07-08 22:26:14,676 INFO L280 TraceCheckUtils]: 1: Hoare triple {2558#true} ~index := #in~index; {2558#true} is VALID [2020-07-08 22:26:14,676 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#true} assume !(~index > 0); {2558#true} is VALID [2020-07-08 22:26:14,677 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 [2020-07-08 22:26:14,677 INFO L280 TraceCheckUtils]: 4: Hoare triple {2558#true} #res := #t~mem8; {2558#true} is VALID [2020-07-08 22:26:14,677 INFO L280 TraceCheckUtils]: 5: Hoare triple {2558#true} havoc #t~mem8; {2558#true} is VALID [2020-07-08 22:26:14,677 INFO L280 TraceCheckUtils]: 6: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-08 22:26:14,678 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {2558#true} {2559#false} #190#return; {2559#false} is VALID [2020-07-08 22:26:14,679 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 [2020-07-08 22:26:14,679 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 [2020-07-08 22:26:14,679 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#true} #valid := #valid[0 := 0]; {2558#true} is VALID [2020-07-08 22:26:14,680 INFO L280 TraceCheckUtils]: 3: Hoare triple {2558#true} assume 0 < #StackHeapBarrier; {2558#true} is VALID [2020-07-08 22:26:14,680 INFO L280 TraceCheckUtils]: 4: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-08 22:26:14,680 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2558#true} {2558#true} #194#return; {2558#true} is VALID [2020-07-08 22:26:14,680 INFO L263 TraceCheckUtils]: 6: Hoare triple {2558#true} call #t~ret15 := main(); {2558#true} is VALID [2020-07-08 22:26:14,681 INFO L280 TraceCheckUtils]: 7: Hoare triple {2558#true} ~len~0 := 2; {2565#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:14,682 INFO L280 TraceCheckUtils]: 8: Hoare triple {2565#(<= 2 main_~len~0)} ~data~0 := 1; {2565#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:14,683 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$.offset)|))} is VALID [2020-07-08 22:26:14,684 INFO L280 TraceCheckUtils]: 10: Hoare triple {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,685 INFO L280 TraceCheckUtils]: 11: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~data := #in~data; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,685 INFO L280 TraceCheckUtils]: 12: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~head~0.base, ~head~0.offset := 0, 0; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,686 INFO L280 TraceCheckUtils]: 13: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} assume !!(~len > 0); {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,687 INFO L263 TraceCheckUtils]: 14: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} call #t~ret4.base, #t~ret4.offset := node_create(~data); {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:14,687 INFO L280 TraceCheckUtils]: 15: Hoare triple {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {2558#true} is VALID [2020-07-08 22:26:14,688 INFO L280 TraceCheckUtils]: 16: Hoare triple {2558#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {2558#true} is VALID [2020-07-08 22:26:14,688 INFO L280 TraceCheckUtils]: 17: Hoare triple {2558#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {2558#true} is VALID [2020-07-08 22:26:14,688 INFO L280 TraceCheckUtils]: 18: Hoare triple {2558#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {2558#true} is VALID [2020-07-08 22:26:14,688 INFO L280 TraceCheckUtils]: 19: Hoare triple {2558#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {2558#true} is VALID [2020-07-08 22:26:14,689 INFO L280 TraceCheckUtils]: 20: Hoare triple {2558#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {2558#true} is VALID [2020-07-08 22:26:14,689 INFO L280 TraceCheckUtils]: 21: Hoare triple {2558#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {2558#true} is VALID [2020-07-08 22:26:14,689 INFO L280 TraceCheckUtils]: 22: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-08 22:26:14,690 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {2558#true} {2608#(= |sll_create_#in~len| sll_create_~len)} #182#return; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,691 INFO L280 TraceCheckUtils]: 24: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,691 INFO L280 TraceCheckUtils]: 25: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} havoc #t~ret4.base, #t~ret4.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-08 22:26:14,692 INFO L280 TraceCheckUtils]: 26: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} SUMMARY for call write~$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 [2020-07-08 22:26:14,693 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 [2020-07-08 22:26:14,693 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 [2020-07-08 22:26:14,694 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 [2020-07-08 22:26:14,695 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 [2020-07-08 22:26:14,696 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 [2020-07-08 22:26:14,697 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 [2020-07-08 22:26:14,697 INFO L280 TraceCheckUtils]: 33: Hoare triple {2620#(<= |sll_create_#in~len| 1)} assume true; {2620#(<= |sll_create_#in~len| 1)} is VALID [2020-07-08 22:26:14,699 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {2620#(<= |sll_create_#in~len| 1)} {2565#(<= 2 main_~len~0)} #186#return; {2559#false} is VALID [2020-07-08 22:26:14,699 INFO L280 TraceCheckUtils]: 35: Hoare triple {2559#false} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {2559#false} is VALID [2020-07-08 22:26:14,699 INFO L280 TraceCheckUtils]: 36: Hoare triple {2559#false} havoc #t~ret11.base, #t~ret11.offset; {2559#false} is VALID [2020-07-08 22:26:14,700 INFO L280 TraceCheckUtils]: 37: Hoare triple {2559#false} havoc ~i~0; {2559#false} is VALID [2020-07-08 22:26:14,700 INFO L280 TraceCheckUtils]: 38: Hoare triple {2559#false} ~i~0 := ~len~0 - 1; {2559#false} is VALID [2020-07-08 22:26:14,700 INFO L280 TraceCheckUtils]: 39: Hoare triple {2559#false} assume !!(~i~0 >= 0); {2559#false} is VALID [2020-07-08 22:26:14,700 INFO L280 TraceCheckUtils]: 40: Hoare triple {2559#false} ~new_data~0 := ~i~0 + ~len~0; {2559#false} is VALID [2020-07-08 22:26:14,700 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$.offset)|))} is VALID [2020-07-08 22:26:14,701 INFO L280 TraceCheckUtils]: 42: Hoare triple {2621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-08 22:26:14,701 INFO L280 TraceCheckUtils]: 43: Hoare triple {2558#true} ~data := #in~data; {2558#true} is VALID [2020-07-08 22:26:14,701 INFO L280 TraceCheckUtils]: 44: Hoare triple {2558#true} ~index := #in~index; {2558#true} is VALID [2020-07-08 22:26:14,701 INFO L280 TraceCheckUtils]: 45: Hoare triple {2558#true} assume !(~index > 0); {2558#true} is VALID [2020-07-08 22:26:14,702 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 [2020-07-08 22:26:14,702 INFO L280 TraceCheckUtils]: 47: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-08 22:26:14,702 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {2558#true} {2559#false} #188#return; {2559#false} is VALID [2020-07-08 22:26:14,702 INFO L280 TraceCheckUtils]: 49: Hoare triple {2559#false} #t~post12 := ~i~0; {2559#false} is VALID [2020-07-08 22:26:14,702 INFO L280 TraceCheckUtils]: 50: Hoare triple {2559#false} ~i~0 := #t~post12 - 1; {2559#false} is VALID [2020-07-08 22:26:14,703 INFO L280 TraceCheckUtils]: 51: Hoare triple {2559#false} havoc #t~post12; {2559#false} is VALID [2020-07-08 22:26:14,703 INFO L280 TraceCheckUtils]: 52: Hoare triple {2559#false} assume !(~i~0 >= 0); {2559#false} is VALID [2020-07-08 22:26:14,703 INFO L280 TraceCheckUtils]: 53: Hoare triple {2559#false} ~i~0 := ~len~0 - 1; {2559#false} is VALID [2020-07-08 22:26:14,703 INFO L280 TraceCheckUtils]: 54: Hoare triple {2559#false} assume !!(~i~0 >= 0); {2559#false} is VALID [2020-07-08 22:26:14,704 INFO L280 TraceCheckUtils]: 55: Hoare triple {2559#false} ~expected~0 := ~i~0 + ~len~0; {2559#false} is VALID [2020-07-08 22:26:14,704 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 [2020-07-08 22:26:14,704 INFO L280 TraceCheckUtils]: 57: Hoare triple {2558#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {2558#true} is VALID [2020-07-08 22:26:14,704 INFO L280 TraceCheckUtils]: 58: Hoare triple {2558#true} ~index := #in~index; {2558#true} is VALID [2020-07-08 22:26:14,705 INFO L280 TraceCheckUtils]: 59: Hoare triple {2558#true} assume !(~index > 0); {2558#true} is VALID [2020-07-08 22:26:14,705 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 [2020-07-08 22:26:14,705 INFO L280 TraceCheckUtils]: 61: Hoare triple {2558#true} #res := #t~mem8; {2558#true} is VALID [2020-07-08 22:26:14,705 INFO L280 TraceCheckUtils]: 62: Hoare triple {2558#true} havoc #t~mem8; {2558#true} is VALID [2020-07-08 22:26:14,706 INFO L280 TraceCheckUtils]: 63: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-08 22:26:14,706 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {2558#true} {2559#false} #190#return; {2559#false} is VALID [2020-07-08 22:26:14,706 INFO L280 TraceCheckUtils]: 65: Hoare triple {2559#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {2559#false} is VALID [2020-07-08 22:26:14,706 INFO L280 TraceCheckUtils]: 66: Hoare triple {2559#false} assume ~expected~0 != #t~ret14; {2559#false} is VALID [2020-07-08 22:26:14,706 INFO L280 TraceCheckUtils]: 67: Hoare triple {2559#false} havoc #t~ret14; {2559#false} is VALID [2020-07-08 22:26:14,707 INFO L280 TraceCheckUtils]: 68: Hoare triple {2559#false} assume !false; {2559#false} is VALID [2020-07-08 22:26:14,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-08 22:26:14,712 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [762243516] [2020-07-08 22:26:14,712 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:26:14,712 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-07-08 22:26:14,713 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6417814] [2020-07-08 22:26:14,713 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2020-07-08 22:26:14,714 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:26:14,714 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-08 22:26:14,785 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:14,785 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-08 22:26:14,785 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:26:14,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-08 22:26:14,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-07-08 22:26:14,786 INFO L87 Difference]: Start difference. First operand 86 states and 90 transitions. Second operand 10 states. [2020-07-08 22:26:16,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:16,317 INFO L93 Difference]: Finished difference Result 156 states and 166 transitions. [2020-07-08 22:26:16,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-07-08 22:26:16,318 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2020-07-08 22:26:16,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:26:16,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-08 22:26:16,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 164 transitions. [2020-07-08 22:26:16,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-08 22:26:16,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 164 transitions. [2020-07-08 22:26:16,326 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 164 transitions. [2020-07-08 22:26:16,536 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 164 edges. 164 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:16,539 INFO L225 Difference]: With dead ends: 156 [2020-07-08 22:26:16,540 INFO L226 Difference]: Without dead ends: 102 [2020-07-08 22:26:16,541 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2020-07-08 22:26:16,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-07-08 22:26:16,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 95. [2020-07-08 22:26:16,761 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:26:16,761 INFO L82 GeneralOperation]: Start isEquivalent. First operand 102 states. Second operand 95 states. [2020-07-08 22:26:16,761 INFO L74 IsIncluded]: Start isIncluded. First operand 102 states. Second operand 95 states. [2020-07-08 22:26:16,762 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 95 states. [2020-07-08 22:26:16,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:16,766 INFO L93 Difference]: Finished difference Result 102 states and 108 transitions. [2020-07-08 22:26:16,766 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2020-07-08 22:26:16,767 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:16,767 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:16,767 INFO L74 IsIncluded]: Start isIncluded. First operand 95 states. Second operand 102 states. [2020-07-08 22:26:16,767 INFO L87 Difference]: Start difference. First operand 95 states. Second operand 102 states. [2020-07-08 22:26:16,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:16,771 INFO L93 Difference]: Finished difference Result 102 states and 108 transitions. [2020-07-08 22:26:16,771 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2020-07-08 22:26:16,772 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:16,772 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:16,772 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:26:16,772 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:26:16,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-07-08 22:26:16,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 100 transitions. [2020-07-08 22:26:16,776 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 100 transitions. Word has length 69 [2020-07-08 22:26:16,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:26:16,776 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 100 transitions. [2020-07-08 22:26:16,776 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-08 22:26:16,776 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 95 states and 100 transitions. [2020-07-08 22:26:16,931 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 100 edges. 100 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:16,931 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 100 transitions. [2020-07-08 22:26:16,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-07-08 22:26:16,933 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:26:16,933 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] [2020-07-08 22:26:16,933 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 22:26:16,933 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:26:16,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:26:16,934 INFO L82 PathProgramCache]: Analyzing trace with hash -564957999, now seen corresponding path program 2 times [2020-07-08 22:26:16,934 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:26:16,934 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1721722738] [2020-07-08 22:26:16,935 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:26:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:17,083 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 [2020-07-08 22:26:17,083 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} #valid := #valid[0 := 0]; {3343#true} is VALID [2020-07-08 22:26:17,084 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} assume 0 < #StackHeapBarrier; {3343#true} is VALID [2020-07-08 22:26:17,084 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-08 22:26:17,084 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3343#true} {3343#true} #194#return; {3343#true} is VALID [2020-07-08 22:26:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:17,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:17,145 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$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-08 22:26:17,145 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-08 22:26:17,145 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-08 22:26:17,146 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-08 22:26:17,146 INFO L280 TraceCheckUtils]: 4: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-08 22:26:17,146 INFO L280 TraceCheckUtils]: 5: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-08 22:26:17,146 INFO L280 TraceCheckUtils]: 6: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-08 22:26:17,147 INFO L280 TraceCheckUtils]: 7: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-08 22:26:17,147 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-08 22:26:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:17,154 INFO L280 TraceCheckUtils]: 0: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-08 22:26:17,155 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-08 22:26:17,155 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-08 22:26:17,155 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-08 22:26:17,156 INFO L280 TraceCheckUtils]: 4: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-08 22:26:17,156 INFO L280 TraceCheckUtils]: 5: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-08 22:26:17,156 INFO L280 TraceCheckUtils]: 6: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-08 22:26:17,156 INFO L280 TraceCheckUtils]: 7: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-08 22:26:17,157 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-08 22:26:17,157 INFO L280 TraceCheckUtils]: 0: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {3343#true} is VALID [2020-07-08 22:26:17,157 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} ~data := #in~data; {3343#true} is VALID [2020-07-08 22:26:17,157 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := 0, 0; {3343#true} is VALID [2020-07-08 22:26:17,158 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} assume !!(~len > 0); {3343#true} is VALID [2020-07-08 22:26:17,159 INFO L263 TraceCheckUtils]: 4: Hoare triple {3343#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:17,159 INFO L280 TraceCheckUtils]: 5: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-08 22:26:17,160 INFO L280 TraceCheckUtils]: 6: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-08 22:26:17,160 INFO L280 TraceCheckUtils]: 7: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-08 22:26:17,160 INFO L280 TraceCheckUtils]: 8: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-08 22:26:17,160 INFO L280 TraceCheckUtils]: 9: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-08 22:26:17,161 INFO L280 TraceCheckUtils]: 10: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-08 22:26:17,161 INFO L280 TraceCheckUtils]: 11: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-08 22:26:17,161 INFO L280 TraceCheckUtils]: 12: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-08 22:26:17,161 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-08 22:26:17,161 INFO L280 TraceCheckUtils]: 14: Hoare triple {3343#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-08 22:26:17,162 INFO L280 TraceCheckUtils]: 15: Hoare triple {3343#true} havoc #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-08 22:26:17,162 INFO L280 TraceCheckUtils]: 16: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {3343#true} is VALID [2020-07-08 22:26:17,162 INFO L280 TraceCheckUtils]: 17: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {3343#true} is VALID [2020-07-08 22:26:17,162 INFO L280 TraceCheckUtils]: 18: Hoare triple {3343#true} #t~post3 := ~len; {3343#true} is VALID [2020-07-08 22:26:17,162 INFO L280 TraceCheckUtils]: 19: Hoare triple {3343#true} ~len := #t~post3 - 1; {3343#true} is VALID [2020-07-08 22:26:17,163 INFO L280 TraceCheckUtils]: 20: Hoare triple {3343#true} havoc #t~post3; {3343#true} is VALID [2020-07-08 22:26:17,163 INFO L280 TraceCheckUtils]: 21: Hoare triple {3343#true} assume !!(~len > 0); {3343#true} is VALID [2020-07-08 22:26:17,164 INFO L263 TraceCheckUtils]: 22: Hoare triple {3343#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:17,164 INFO L280 TraceCheckUtils]: 23: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-08 22:26:17,165 INFO L280 TraceCheckUtils]: 24: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-08 22:26:17,165 INFO L280 TraceCheckUtils]: 25: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-08 22:26:17,165 INFO L280 TraceCheckUtils]: 26: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-08 22:26:17,168 INFO L280 TraceCheckUtils]: 27: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-08 22:26:17,168 INFO L280 TraceCheckUtils]: 28: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-08 22:26:17,168 INFO L280 TraceCheckUtils]: 29: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-08 22:26:17,168 INFO L280 TraceCheckUtils]: 30: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-08 22:26:17,169 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-08 22:26:17,169 INFO L280 TraceCheckUtils]: 32: Hoare triple {3343#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-08 22:26:17,169 INFO L280 TraceCheckUtils]: 33: Hoare triple {3343#true} havoc #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-08 22:26:17,169 INFO L280 TraceCheckUtils]: 34: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {3343#true} is VALID [2020-07-08 22:26:17,169 INFO L280 TraceCheckUtils]: 35: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {3343#true} is VALID [2020-07-08 22:26:17,170 INFO L280 TraceCheckUtils]: 36: Hoare triple {3343#true} #t~post3 := ~len; {3343#true} is VALID [2020-07-08 22:26:17,170 INFO L280 TraceCheckUtils]: 37: Hoare triple {3343#true} ~len := #t~post3 - 1; {3343#true} is VALID [2020-07-08 22:26:17,170 INFO L280 TraceCheckUtils]: 38: Hoare triple {3343#true} havoc #t~post3; {3343#true} is VALID [2020-07-08 22:26:17,170 INFO L280 TraceCheckUtils]: 39: Hoare triple {3343#true} assume !(~len > 0); {3343#true} is VALID [2020-07-08 22:26:17,170 INFO L280 TraceCheckUtils]: 40: Hoare triple {3343#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {3343#true} is VALID [2020-07-08 22:26:17,170 INFO L280 TraceCheckUtils]: 41: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-08 22:26:17,172 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3343#true} {3350#(<= 2 main_~len~0)} #186#return; {3350#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:17,246 INFO L280 TraceCheckUtils]: 0: Hoare triple {3430#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-08 22:26:17,247 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} ~data := #in~data; {3343#true} is VALID [2020-07-08 22:26:17,252 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} ~index := #in~index; {3431#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-08 22:26:17,253 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 [2020-07-08 22:26:17,254 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 [2020-07-08 22:26:17,254 INFO L280 TraceCheckUtils]: 5: Hoare triple {3432#(<= |sll_update_at_#in~index| 0)} assume true; {3432#(<= |sll_update_at_#in~index| 0)} is VALID [2020-07-08 22:26:17,256 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {3432#(<= |sll_update_at_#in~index| 0)} {3394#(<= 1 main_~i~0)} #188#return; {3344#false} is VALID [2020-07-08 22:26:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:17,267 INFO L280 TraceCheckUtils]: 0: Hoare triple {3343#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {3343#true} is VALID [2020-07-08 22:26:17,267 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} ~index := #in~index; {3343#true} is VALID [2020-07-08 22:26:17,268 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} assume !(~index > 0); {3343#true} is VALID [2020-07-08 22:26:17,268 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 [2020-07-08 22:26:17,268 INFO L280 TraceCheckUtils]: 4: Hoare triple {3343#true} #res := #t~mem8; {3343#true} is VALID [2020-07-08 22:26:17,268 INFO L280 TraceCheckUtils]: 5: Hoare triple {3343#true} havoc #t~mem8; {3343#true} is VALID [2020-07-08 22:26:17,268 INFO L280 TraceCheckUtils]: 6: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-08 22:26:17,269 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {3343#true} {3344#false} #190#return; {3344#false} is VALID [2020-07-08 22:26:17,270 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 [2020-07-08 22:26:17,270 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 [2020-07-08 22:26:17,270 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} #valid := #valid[0 := 0]; {3343#true} is VALID [2020-07-08 22:26:17,270 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} assume 0 < #StackHeapBarrier; {3343#true} is VALID [2020-07-08 22:26:17,271 INFO L280 TraceCheckUtils]: 4: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-08 22:26:17,271 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {3343#true} {3343#true} #194#return; {3343#true} is VALID [2020-07-08 22:26:17,271 INFO L263 TraceCheckUtils]: 6: Hoare triple {3343#true} call #t~ret15 := main(); {3343#true} is VALID [2020-07-08 22:26:17,272 INFO L280 TraceCheckUtils]: 7: Hoare triple {3343#true} ~len~0 := 2; {3350#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:17,272 INFO L280 TraceCheckUtils]: 8: Hoare triple {3350#(<= 2 main_~len~0)} ~data~0 := 1; {3350#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:17,274 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$.offset)|))} is VALID [2020-07-08 22:26:17,274 INFO L280 TraceCheckUtils]: 10: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {3343#true} is VALID [2020-07-08 22:26:17,274 INFO L280 TraceCheckUtils]: 11: Hoare triple {3343#true} ~data := #in~data; {3343#true} is VALID [2020-07-08 22:26:17,274 INFO L280 TraceCheckUtils]: 12: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := 0, 0; {3343#true} is VALID [2020-07-08 22:26:17,275 INFO L280 TraceCheckUtils]: 13: Hoare triple {3343#true} assume !!(~len > 0); {3343#true} is VALID [2020-07-08 22:26:17,276 INFO L263 TraceCheckUtils]: 14: Hoare triple {3343#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:17,276 INFO L280 TraceCheckUtils]: 15: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-08 22:26:17,276 INFO L280 TraceCheckUtils]: 16: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-08 22:26:17,276 INFO L280 TraceCheckUtils]: 17: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-08 22:26:17,277 INFO L280 TraceCheckUtils]: 18: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-08 22:26:17,277 INFO L280 TraceCheckUtils]: 19: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-08 22:26:17,277 INFO L280 TraceCheckUtils]: 20: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-08 22:26:17,277 INFO L280 TraceCheckUtils]: 21: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-08 22:26:17,278 INFO L280 TraceCheckUtils]: 22: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-08 22:26:17,278 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-08 22:26:17,278 INFO L280 TraceCheckUtils]: 24: Hoare triple {3343#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-08 22:26:17,278 INFO L280 TraceCheckUtils]: 25: Hoare triple {3343#true} havoc #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-08 22:26:17,278 INFO L280 TraceCheckUtils]: 26: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {3343#true} is VALID [2020-07-08 22:26:17,279 INFO L280 TraceCheckUtils]: 27: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {3343#true} is VALID [2020-07-08 22:26:17,279 INFO L280 TraceCheckUtils]: 28: Hoare triple {3343#true} #t~post3 := ~len; {3343#true} is VALID [2020-07-08 22:26:17,279 INFO L280 TraceCheckUtils]: 29: Hoare triple {3343#true} ~len := #t~post3 - 1; {3343#true} is VALID [2020-07-08 22:26:17,279 INFO L280 TraceCheckUtils]: 30: Hoare triple {3343#true} havoc #t~post3; {3343#true} is VALID [2020-07-08 22:26:17,280 INFO L280 TraceCheckUtils]: 31: Hoare triple {3343#true} assume !!(~len > 0); {3343#true} is VALID [2020-07-08 22:26:17,281 INFO L263 TraceCheckUtils]: 32: Hoare triple {3343#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:17,281 INFO L280 TraceCheckUtils]: 33: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-08 22:26:17,281 INFO L280 TraceCheckUtils]: 34: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-08 22:26:17,282 INFO L280 TraceCheckUtils]: 35: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-08 22:26:17,282 INFO L280 TraceCheckUtils]: 36: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-08 22:26:17,282 INFO L280 TraceCheckUtils]: 37: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-08 22:26:17,282 INFO L280 TraceCheckUtils]: 38: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-08 22:26:17,282 INFO L280 TraceCheckUtils]: 39: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-08 22:26:17,283 INFO L280 TraceCheckUtils]: 40: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-08 22:26:17,283 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-08 22:26:17,283 INFO L280 TraceCheckUtils]: 42: Hoare triple {3343#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-08 22:26:17,284 INFO L280 TraceCheckUtils]: 43: Hoare triple {3343#true} havoc #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-08 22:26:17,284 INFO L280 TraceCheckUtils]: 44: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {3343#true} is VALID [2020-07-08 22:26:17,284 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 [2020-07-08 22:26:17,284 INFO L280 TraceCheckUtils]: 46: Hoare triple {3343#true} #t~post3 := ~len; {3343#true} is VALID [2020-07-08 22:26:17,285 INFO L280 TraceCheckUtils]: 47: Hoare triple {3343#true} ~len := #t~post3 - 1; {3343#true} is VALID [2020-07-08 22:26:17,285 INFO L280 TraceCheckUtils]: 48: Hoare triple {3343#true} havoc #t~post3; {3343#true} is VALID [2020-07-08 22:26:17,285 INFO L280 TraceCheckUtils]: 49: Hoare triple {3343#true} assume !(~len > 0); {3343#true} is VALID [2020-07-08 22:26:17,285 INFO L280 TraceCheckUtils]: 50: Hoare triple {3343#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {3343#true} is VALID [2020-07-08 22:26:17,285 INFO L280 TraceCheckUtils]: 51: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-08 22:26:17,287 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3343#true} {3350#(<= 2 main_~len~0)} #186#return; {3350#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:17,287 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 [2020-07-08 22:26:17,288 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 [2020-07-08 22:26:17,289 INFO L280 TraceCheckUtils]: 55: Hoare triple {3350#(<= 2 main_~len~0)} havoc ~i~0; {3350#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:17,290 INFO L280 TraceCheckUtils]: 56: Hoare triple {3350#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {3394#(<= 1 main_~i~0)} is VALID [2020-07-08 22:26:17,291 INFO L280 TraceCheckUtils]: 57: Hoare triple {3394#(<= 1 main_~i~0)} assume !!(~i~0 >= 0); {3394#(<= 1 main_~i~0)} is VALID [2020-07-08 22:26:17,292 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 [2020-07-08 22:26:17,293 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$.offset)|))} is VALID [2020-07-08 22:26:17,294 INFO L280 TraceCheckUtils]: 60: Hoare triple {3430#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-08 22:26:17,294 INFO L280 TraceCheckUtils]: 61: Hoare triple {3343#true} ~data := #in~data; {3343#true} is VALID [2020-07-08 22:26:17,304 INFO L280 TraceCheckUtils]: 62: Hoare triple {3343#true} ~index := #in~index; {3431#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-08 22:26:17,305 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 [2020-07-08 22:26:17,306 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 [2020-07-08 22:26:17,307 INFO L280 TraceCheckUtils]: 65: Hoare triple {3432#(<= |sll_update_at_#in~index| 0)} assume true; {3432#(<= |sll_update_at_#in~index| 0)} is VALID [2020-07-08 22:26:17,308 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {3432#(<= |sll_update_at_#in~index| 0)} {3394#(<= 1 main_~i~0)} #188#return; {3344#false} is VALID [2020-07-08 22:26:17,308 INFO L280 TraceCheckUtils]: 67: Hoare triple {3344#false} #t~post12 := ~i~0; {3344#false} is VALID [2020-07-08 22:26:17,309 INFO L280 TraceCheckUtils]: 68: Hoare triple {3344#false} ~i~0 := #t~post12 - 1; {3344#false} is VALID [2020-07-08 22:26:17,309 INFO L280 TraceCheckUtils]: 69: Hoare triple {3344#false} havoc #t~post12; {3344#false} is VALID [2020-07-08 22:26:17,309 INFO L280 TraceCheckUtils]: 70: Hoare triple {3344#false} assume !(~i~0 >= 0); {3344#false} is VALID [2020-07-08 22:26:17,309 INFO L280 TraceCheckUtils]: 71: Hoare triple {3344#false} ~i~0 := ~len~0 - 1; {3344#false} is VALID [2020-07-08 22:26:17,310 INFO L280 TraceCheckUtils]: 72: Hoare triple {3344#false} assume !!(~i~0 >= 0); {3344#false} is VALID [2020-07-08 22:26:17,310 INFO L280 TraceCheckUtils]: 73: Hoare triple {3344#false} ~expected~0 := ~i~0 + ~len~0; {3344#false} is VALID [2020-07-08 22:26:17,310 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 [2020-07-08 22:26:17,310 INFO L280 TraceCheckUtils]: 75: Hoare triple {3343#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {3343#true} is VALID [2020-07-08 22:26:17,310 INFO L280 TraceCheckUtils]: 76: Hoare triple {3343#true} ~index := #in~index; {3343#true} is VALID [2020-07-08 22:26:17,311 INFO L280 TraceCheckUtils]: 77: Hoare triple {3343#true} assume !(~index > 0); {3343#true} is VALID [2020-07-08 22:26:17,311 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 [2020-07-08 22:26:17,311 INFO L280 TraceCheckUtils]: 79: Hoare triple {3343#true} #res := #t~mem8; {3343#true} is VALID [2020-07-08 22:26:17,311 INFO L280 TraceCheckUtils]: 80: Hoare triple {3343#true} havoc #t~mem8; {3343#true} is VALID [2020-07-08 22:26:17,311 INFO L280 TraceCheckUtils]: 81: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-08 22:26:17,312 INFO L275 TraceCheckUtils]: 82: Hoare quadruple {3343#true} {3344#false} #190#return; {3344#false} is VALID [2020-07-08 22:26:17,312 INFO L280 TraceCheckUtils]: 83: Hoare triple {3344#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {3344#false} is VALID [2020-07-08 22:26:17,312 INFO L280 TraceCheckUtils]: 84: Hoare triple {3344#false} assume ~expected~0 != #t~ret14; {3344#false} is VALID [2020-07-08 22:26:17,312 INFO L280 TraceCheckUtils]: 85: Hoare triple {3344#false} havoc #t~ret14; {3344#false} is VALID [2020-07-08 22:26:17,313 INFO L280 TraceCheckUtils]: 86: Hoare triple {3344#false} assume !false; {3344#false} is VALID [2020-07-08 22:26:17,319 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-07-08 22:26:17,319 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1721722738] [2020-07-08 22:26:17,319 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 22:26:17,319 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-08 22:26:17,320 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22796916] [2020-07-08 22:26:17,322 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 87 [2020-07-08 22:26:17,324 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:26:17,325 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-08 22:26:17,394 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:17,394 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-08 22:26:17,394 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:26:17,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-08 22:26:17,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-07-08 22:26:17,395 INFO L87 Difference]: Start difference. First operand 95 states and 100 transitions. Second operand 9 states. [2020-07-08 22:26:18,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:18,967 INFO L93 Difference]: Finished difference Result 165 states and 177 transitions. [2020-07-08 22:26:18,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-08 22:26:18,967 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 87 [2020-07-08 22:26:18,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:26:18,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 22:26:18,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 169 transitions. [2020-07-08 22:26:18,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 22:26:18,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 169 transitions. [2020-07-08 22:26:18,978 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 169 transitions. [2020-07-08 22:26:19,167 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 169 edges. 169 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:19,171 INFO L225 Difference]: With dead ends: 165 [2020-07-08 22:26:19,172 INFO L226 Difference]: Without dead ends: 119 [2020-07-08 22:26:19,172 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 [2020-07-08 22:26:19,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-08 22:26:19,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 101. [2020-07-08 22:26:19,391 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:26:19,391 INFO L82 GeneralOperation]: Start isEquivalent. First operand 119 states. Second operand 101 states. [2020-07-08 22:26:19,391 INFO L74 IsIncluded]: Start isIncluded. First operand 119 states. Second operand 101 states. [2020-07-08 22:26:19,391 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 101 states. [2020-07-08 22:26:19,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:19,396 INFO L93 Difference]: Finished difference Result 119 states and 127 transitions. [2020-07-08 22:26:19,396 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 127 transitions. [2020-07-08 22:26:19,397 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:19,397 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:19,397 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 119 states. [2020-07-08 22:26:19,397 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 119 states. [2020-07-08 22:26:19,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:19,402 INFO L93 Difference]: Finished difference Result 119 states and 127 transitions. [2020-07-08 22:26:19,402 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 127 transitions. [2020-07-08 22:26:19,403 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:19,403 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:19,403 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:26:19,403 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:26:19,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-07-08 22:26:19,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 108 transitions. [2020-07-08 22:26:19,407 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 108 transitions. Word has length 87 [2020-07-08 22:26:19,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:26:19,407 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 108 transitions. [2020-07-08 22:26:19,407 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-08 22:26:19,408 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 101 states and 108 transitions. [2020-07-08 22:26:19,587 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 108 edges. 108 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:19,587 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 108 transitions. [2020-07-08 22:26:19,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-07-08 22:26:19,589 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:26:19,590 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] [2020-07-08 22:26:19,590 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 22:26:19,590 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:26:19,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:26:19,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1526680859, now seen corresponding path program 1 times [2020-07-08 22:26:19,591 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:26:19,591 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [47215868] [2020-07-08 22:26:19,591 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:26:19,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:19,784 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 [2020-07-08 22:26:19,784 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} #valid := #valid[0 := 0]; {4218#true} is VALID [2020-07-08 22:26:19,784 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} assume 0 < #StackHeapBarrier; {4218#true} is VALID [2020-07-08 22:26:19,784 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-08 22:26:19,784 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4218#true} {4218#true} #194#return; {4218#true} is VALID [2020-07-08 22:26:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:19,831 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$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-08 22:26:19,832 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-08 22:26:19,832 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-08 22:26:19,832 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-08 22:26:19,832 INFO L280 TraceCheckUtils]: 4: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-08 22:26:19,833 INFO L280 TraceCheckUtils]: 5: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-08 22:26:19,833 INFO L280 TraceCheckUtils]: 6: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-08 22:26:19,833 INFO L280 TraceCheckUtils]: 7: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-08 22:26:19,833 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-08 22:26:19,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:19,842 INFO L280 TraceCheckUtils]: 0: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-08 22:26:19,842 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-08 22:26:19,843 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-08 22:26:19,843 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-08 22:26:19,843 INFO L280 TraceCheckUtils]: 4: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-08 22:26:19,843 INFO L280 TraceCheckUtils]: 5: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-08 22:26:19,843 INFO L280 TraceCheckUtils]: 6: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-08 22:26:19,843 INFO L280 TraceCheckUtils]: 7: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-08 22:26:19,843 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-08 22:26:19,844 INFO L280 TraceCheckUtils]: 0: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {4218#true} is VALID [2020-07-08 22:26:19,844 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} ~data := #in~data; {4218#true} is VALID [2020-07-08 22:26:19,844 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := 0, 0; {4218#true} is VALID [2020-07-08 22:26:19,844 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume !!(~len > 0); {4218#true} is VALID [2020-07-08 22:26:19,849 INFO L263 TraceCheckUtils]: 4: Hoare triple {4218#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:19,849 INFO L280 TraceCheckUtils]: 5: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-08 22:26:19,849 INFO L280 TraceCheckUtils]: 6: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-08 22:26:19,849 INFO L280 TraceCheckUtils]: 7: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-08 22:26:19,849 INFO L280 TraceCheckUtils]: 8: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-08 22:26:19,850 INFO L280 TraceCheckUtils]: 9: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-08 22:26:19,850 INFO L280 TraceCheckUtils]: 10: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-08 22:26:19,850 INFO L280 TraceCheckUtils]: 11: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-08 22:26:19,851 INFO L280 TraceCheckUtils]: 12: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-08 22:26:19,851 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-08 22:26:19,851 INFO L280 TraceCheckUtils]: 14: Hoare triple {4218#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-08 22:26:19,851 INFO L280 TraceCheckUtils]: 15: Hoare triple {4218#true} havoc #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-08 22:26:19,851 INFO L280 TraceCheckUtils]: 16: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {4218#true} is VALID [2020-07-08 22:26:19,852 INFO L280 TraceCheckUtils]: 17: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4218#true} is VALID [2020-07-08 22:26:19,852 INFO L280 TraceCheckUtils]: 18: Hoare triple {4218#true} #t~post3 := ~len; {4218#true} is VALID [2020-07-08 22:26:19,852 INFO L280 TraceCheckUtils]: 19: Hoare triple {4218#true} ~len := #t~post3 - 1; {4218#true} is VALID [2020-07-08 22:26:19,852 INFO L280 TraceCheckUtils]: 20: Hoare triple {4218#true} havoc #t~post3; {4218#true} is VALID [2020-07-08 22:26:19,852 INFO L280 TraceCheckUtils]: 21: Hoare triple {4218#true} assume !!(~len > 0); {4218#true} is VALID [2020-07-08 22:26:19,853 INFO L263 TraceCheckUtils]: 22: Hoare triple {4218#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:19,853 INFO L280 TraceCheckUtils]: 23: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-08 22:26:19,854 INFO L280 TraceCheckUtils]: 24: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-08 22:26:19,854 INFO L280 TraceCheckUtils]: 25: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-08 22:26:19,854 INFO L280 TraceCheckUtils]: 26: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-08 22:26:19,854 INFO L280 TraceCheckUtils]: 27: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-08 22:26:19,854 INFO L280 TraceCheckUtils]: 28: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-08 22:26:19,854 INFO L280 TraceCheckUtils]: 29: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-08 22:26:19,854 INFO L280 TraceCheckUtils]: 30: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-08 22:26:19,855 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-08 22:26:19,855 INFO L280 TraceCheckUtils]: 32: Hoare triple {4218#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-08 22:26:19,855 INFO L280 TraceCheckUtils]: 33: Hoare triple {4218#true} havoc #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-08 22:26:19,855 INFO L280 TraceCheckUtils]: 34: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {4218#true} is VALID [2020-07-08 22:26:19,855 INFO L280 TraceCheckUtils]: 35: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4218#true} is VALID [2020-07-08 22:26:19,855 INFO L280 TraceCheckUtils]: 36: Hoare triple {4218#true} #t~post3 := ~len; {4218#true} is VALID [2020-07-08 22:26:19,855 INFO L280 TraceCheckUtils]: 37: Hoare triple {4218#true} ~len := #t~post3 - 1; {4218#true} is VALID [2020-07-08 22:26:19,856 INFO L280 TraceCheckUtils]: 38: Hoare triple {4218#true} havoc #t~post3; {4218#true} is VALID [2020-07-08 22:26:19,856 INFO L280 TraceCheckUtils]: 39: Hoare triple {4218#true} assume !(~len > 0); {4218#true} is VALID [2020-07-08 22:26:19,856 INFO L280 TraceCheckUtils]: 40: Hoare triple {4218#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {4218#true} is VALID [2020-07-08 22:26:19,856 INFO L280 TraceCheckUtils]: 41: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-08 22:26:19,857 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {4218#true} {4225#(<= 2 main_~len~0)} #186#return; {4225#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:19,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:19,889 INFO L280 TraceCheckUtils]: 0: Hoare triple {4314#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4218#true} is VALID [2020-07-08 22:26:19,889 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} ~data := #in~data; {4218#true} is VALID [2020-07-08 22:26:19,889 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} ~index := #in~index; {4218#true} is VALID [2020-07-08 22:26:19,890 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume !!(~index > 0); {4218#true} is VALID [2020-07-08 22:26:19,890 INFO L280 TraceCheckUtils]: 4: Hoare triple {4218#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {4218#true} is VALID [2020-07-08 22:26:19,890 INFO L280 TraceCheckUtils]: 5: Hoare triple {4218#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {4218#true} is VALID [2020-07-08 22:26:19,890 INFO L280 TraceCheckUtils]: 6: Hoare triple {4218#true} havoc #t~mem9.base, #t~mem9.offset; {4218#true} is VALID [2020-07-08 22:26:19,890 INFO L280 TraceCheckUtils]: 7: Hoare triple {4218#true} #t~post10 := ~index; {4218#true} is VALID [2020-07-08 22:26:19,891 INFO L280 TraceCheckUtils]: 8: Hoare triple {4218#true} ~index := #t~post10 - 1; {4218#true} is VALID [2020-07-08 22:26:19,891 INFO L280 TraceCheckUtils]: 9: Hoare triple {4218#true} havoc #t~post10; {4218#true} is VALID [2020-07-08 22:26:19,891 INFO L280 TraceCheckUtils]: 10: Hoare triple {4218#true} assume !(~index > 0); {4218#true} is VALID [2020-07-08 22:26:19,891 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 [2020-07-08 22:26:19,892 INFO L280 TraceCheckUtils]: 12: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-08 22:26:19,893 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {4218#true} {4269#(<= 1 main_~i~0)} #188#return; {4269#(<= 1 main_~i~0)} is VALID [2020-07-08 22:26:19,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:19,898 INFO L280 TraceCheckUtils]: 0: Hoare triple {4218#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4218#true} is VALID [2020-07-08 22:26:19,898 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} ~index := #in~index; {4218#true} is VALID [2020-07-08 22:26:19,899 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} assume !(~index > 0); {4218#true} is VALID [2020-07-08 22:26:19,899 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 [2020-07-08 22:26:19,899 INFO L280 TraceCheckUtils]: 4: Hoare triple {4218#true} #res := #t~mem8; {4218#true} is VALID [2020-07-08 22:26:19,899 INFO L280 TraceCheckUtils]: 5: Hoare triple {4218#true} havoc #t~mem8; {4218#true} is VALID [2020-07-08 22:26:19,900 INFO L280 TraceCheckUtils]: 6: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-08 22:26:19,900 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {4218#true} {4219#false} #190#return; {4219#false} is VALID [2020-07-08 22:26:19,901 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 [2020-07-08 22:26:19,901 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 [2020-07-08 22:26:19,901 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} #valid := #valid[0 := 0]; {4218#true} is VALID [2020-07-08 22:26:19,901 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume 0 < #StackHeapBarrier; {4218#true} is VALID [2020-07-08 22:26:19,902 INFO L280 TraceCheckUtils]: 4: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-08 22:26:19,902 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4218#true} {4218#true} #194#return; {4218#true} is VALID [2020-07-08 22:26:19,902 INFO L263 TraceCheckUtils]: 6: Hoare triple {4218#true} call #t~ret15 := main(); {4218#true} is VALID [2020-07-08 22:26:19,903 INFO L280 TraceCheckUtils]: 7: Hoare triple {4218#true} ~len~0 := 2; {4225#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:19,904 INFO L280 TraceCheckUtils]: 8: Hoare triple {4225#(<= 2 main_~len~0)} ~data~0 := 1; {4225#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:19,905 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$.offset)|))} is VALID [2020-07-08 22:26:19,905 INFO L280 TraceCheckUtils]: 10: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {4218#true} is VALID [2020-07-08 22:26:19,905 INFO L280 TraceCheckUtils]: 11: Hoare triple {4218#true} ~data := #in~data; {4218#true} is VALID [2020-07-08 22:26:19,906 INFO L280 TraceCheckUtils]: 12: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := 0, 0; {4218#true} is VALID [2020-07-08 22:26:19,906 INFO L280 TraceCheckUtils]: 13: Hoare triple {4218#true} assume !!(~len > 0); {4218#true} is VALID [2020-07-08 22:26:19,907 INFO L263 TraceCheckUtils]: 14: Hoare triple {4218#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:19,907 INFO L280 TraceCheckUtils]: 15: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-08 22:26:19,907 INFO L280 TraceCheckUtils]: 16: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-08 22:26:19,908 INFO L280 TraceCheckUtils]: 17: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-08 22:26:19,908 INFO L280 TraceCheckUtils]: 18: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-08 22:26:19,908 INFO L280 TraceCheckUtils]: 19: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-08 22:26:19,908 INFO L280 TraceCheckUtils]: 20: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-08 22:26:19,909 INFO L280 TraceCheckUtils]: 21: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-08 22:26:19,909 INFO L280 TraceCheckUtils]: 22: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-08 22:26:19,909 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-08 22:26:19,909 INFO L280 TraceCheckUtils]: 24: Hoare triple {4218#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-08 22:26:19,910 INFO L280 TraceCheckUtils]: 25: Hoare triple {4218#true} havoc #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-08 22:26:19,910 INFO L280 TraceCheckUtils]: 26: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {4218#true} is VALID [2020-07-08 22:26:19,910 INFO L280 TraceCheckUtils]: 27: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4218#true} is VALID [2020-07-08 22:26:19,910 INFO L280 TraceCheckUtils]: 28: Hoare triple {4218#true} #t~post3 := ~len; {4218#true} is VALID [2020-07-08 22:26:19,910 INFO L280 TraceCheckUtils]: 29: Hoare triple {4218#true} ~len := #t~post3 - 1; {4218#true} is VALID [2020-07-08 22:26:19,910 INFO L280 TraceCheckUtils]: 30: Hoare triple {4218#true} havoc #t~post3; {4218#true} is VALID [2020-07-08 22:26:19,911 INFO L280 TraceCheckUtils]: 31: Hoare triple {4218#true} assume !!(~len > 0); {4218#true} is VALID [2020-07-08 22:26:19,912 INFO L263 TraceCheckUtils]: 32: Hoare triple {4218#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:19,912 INFO L280 TraceCheckUtils]: 33: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-08 22:26:19,912 INFO L280 TraceCheckUtils]: 34: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-08 22:26:19,913 INFO L280 TraceCheckUtils]: 35: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-08 22:26:19,913 INFO L280 TraceCheckUtils]: 36: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-08 22:26:19,913 INFO L280 TraceCheckUtils]: 37: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-08 22:26:19,913 INFO L280 TraceCheckUtils]: 38: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-08 22:26:19,914 INFO L280 TraceCheckUtils]: 39: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-08 22:26:19,914 INFO L280 TraceCheckUtils]: 40: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-08 22:26:19,914 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-08 22:26:19,914 INFO L280 TraceCheckUtils]: 42: Hoare triple {4218#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-08 22:26:19,914 INFO L280 TraceCheckUtils]: 43: Hoare triple {4218#true} havoc #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-08 22:26:19,915 INFO L280 TraceCheckUtils]: 44: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {4218#true} is VALID [2020-07-08 22:26:19,915 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 [2020-07-08 22:26:19,915 INFO L280 TraceCheckUtils]: 46: Hoare triple {4218#true} #t~post3 := ~len; {4218#true} is VALID [2020-07-08 22:26:19,915 INFO L280 TraceCheckUtils]: 47: Hoare triple {4218#true} ~len := #t~post3 - 1; {4218#true} is VALID [2020-07-08 22:26:19,915 INFO L280 TraceCheckUtils]: 48: Hoare triple {4218#true} havoc #t~post3; {4218#true} is VALID [2020-07-08 22:26:19,916 INFO L280 TraceCheckUtils]: 49: Hoare triple {4218#true} assume !(~len > 0); {4218#true} is VALID [2020-07-08 22:26:19,916 INFO L280 TraceCheckUtils]: 50: Hoare triple {4218#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {4218#true} is VALID [2020-07-08 22:26:19,916 INFO L280 TraceCheckUtils]: 51: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-08 22:26:19,917 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {4218#true} {4225#(<= 2 main_~len~0)} #186#return; {4225#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:19,918 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 [2020-07-08 22:26:19,918 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 [2020-07-08 22:26:19,919 INFO L280 TraceCheckUtils]: 55: Hoare triple {4225#(<= 2 main_~len~0)} havoc ~i~0; {4225#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:19,920 INFO L280 TraceCheckUtils]: 56: Hoare triple {4225#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {4269#(<= 1 main_~i~0)} is VALID [2020-07-08 22:26:19,920 INFO L280 TraceCheckUtils]: 57: Hoare triple {4269#(<= 1 main_~i~0)} assume !!(~i~0 >= 0); {4269#(<= 1 main_~i~0)} is VALID [2020-07-08 22:26:19,921 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 [2020-07-08 22:26:19,922 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$.offset)|))} is VALID [2020-07-08 22:26:19,922 INFO L280 TraceCheckUtils]: 60: Hoare triple {4314#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4218#true} is VALID [2020-07-08 22:26:19,923 INFO L280 TraceCheckUtils]: 61: Hoare triple {4218#true} ~data := #in~data; {4218#true} is VALID [2020-07-08 22:26:19,923 INFO L280 TraceCheckUtils]: 62: Hoare triple {4218#true} ~index := #in~index; {4218#true} is VALID [2020-07-08 22:26:19,923 INFO L280 TraceCheckUtils]: 63: Hoare triple {4218#true} assume !!(~index > 0); {4218#true} is VALID [2020-07-08 22:26:19,923 INFO L280 TraceCheckUtils]: 64: Hoare triple {4218#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {4218#true} is VALID [2020-07-08 22:26:19,924 INFO L280 TraceCheckUtils]: 65: Hoare triple {4218#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {4218#true} is VALID [2020-07-08 22:26:19,924 INFO L280 TraceCheckUtils]: 66: Hoare triple {4218#true} havoc #t~mem9.base, #t~mem9.offset; {4218#true} is VALID [2020-07-08 22:26:19,924 INFO L280 TraceCheckUtils]: 67: Hoare triple {4218#true} #t~post10 := ~index; {4218#true} is VALID [2020-07-08 22:26:19,924 INFO L280 TraceCheckUtils]: 68: Hoare triple {4218#true} ~index := #t~post10 - 1; {4218#true} is VALID [2020-07-08 22:26:19,924 INFO L280 TraceCheckUtils]: 69: Hoare triple {4218#true} havoc #t~post10; {4218#true} is VALID [2020-07-08 22:26:19,924 INFO L280 TraceCheckUtils]: 70: Hoare triple {4218#true} assume !(~index > 0); {4218#true} is VALID [2020-07-08 22:26:19,925 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 [2020-07-08 22:26:19,925 INFO L280 TraceCheckUtils]: 72: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-08 22:26:19,926 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {4218#true} {4269#(<= 1 main_~i~0)} #188#return; {4269#(<= 1 main_~i~0)} is VALID [2020-07-08 22:26:19,927 INFO L280 TraceCheckUtils]: 74: Hoare triple {4269#(<= 1 main_~i~0)} #t~post12 := ~i~0; {4284#(<= 1 |main_#t~post12|)} is VALID [2020-07-08 22:26:19,927 INFO L280 TraceCheckUtils]: 75: Hoare triple {4284#(<= 1 |main_#t~post12|)} ~i~0 := #t~post12 - 1; {4285#(<= 0 main_~i~0)} is VALID [2020-07-08 22:26:19,928 INFO L280 TraceCheckUtils]: 76: Hoare triple {4285#(<= 0 main_~i~0)} havoc #t~post12; {4285#(<= 0 main_~i~0)} is VALID [2020-07-08 22:26:19,929 INFO L280 TraceCheckUtils]: 77: Hoare triple {4285#(<= 0 main_~i~0)} assume !(~i~0 >= 0); {4219#false} is VALID [2020-07-08 22:26:19,929 INFO L280 TraceCheckUtils]: 78: Hoare triple {4219#false} ~i~0 := ~len~0 - 1; {4219#false} is VALID [2020-07-08 22:26:19,929 INFO L280 TraceCheckUtils]: 79: Hoare triple {4219#false} assume !!(~i~0 >= 0); {4219#false} is VALID [2020-07-08 22:26:19,929 INFO L280 TraceCheckUtils]: 80: Hoare triple {4219#false} ~expected~0 := ~i~0 + ~len~0; {4219#false} is VALID [2020-07-08 22:26:19,930 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 [2020-07-08 22:26:19,930 INFO L280 TraceCheckUtils]: 82: Hoare triple {4218#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4218#true} is VALID [2020-07-08 22:26:19,930 INFO L280 TraceCheckUtils]: 83: Hoare triple {4218#true} ~index := #in~index; {4218#true} is VALID [2020-07-08 22:26:19,930 INFO L280 TraceCheckUtils]: 84: Hoare triple {4218#true} assume !(~index > 0); {4218#true} is VALID [2020-07-08 22:26:19,930 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 [2020-07-08 22:26:19,930 INFO L280 TraceCheckUtils]: 86: Hoare triple {4218#true} #res := #t~mem8; {4218#true} is VALID [2020-07-08 22:26:19,931 INFO L280 TraceCheckUtils]: 87: Hoare triple {4218#true} havoc #t~mem8; {4218#true} is VALID [2020-07-08 22:26:19,931 INFO L280 TraceCheckUtils]: 88: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-08 22:26:19,931 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {4218#true} {4219#false} #190#return; {4219#false} is VALID [2020-07-08 22:26:19,931 INFO L280 TraceCheckUtils]: 90: Hoare triple {4219#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {4219#false} is VALID [2020-07-08 22:26:19,931 INFO L280 TraceCheckUtils]: 91: Hoare triple {4219#false} assume ~expected~0 != #t~ret14; {4219#false} is VALID [2020-07-08 22:26:19,932 INFO L280 TraceCheckUtils]: 92: Hoare triple {4219#false} havoc #t~ret14; {4219#false} is VALID [2020-07-08 22:26:19,932 INFO L280 TraceCheckUtils]: 93: Hoare triple {4219#false} assume !false; {4219#false} is VALID [2020-07-08 22:26:19,938 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-07-08 22:26:19,939 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [47215868] [2020-07-08 22:26:19,939 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:26:19,939 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-07-08 22:26:19,940 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021883967] [2020-07-08 22:26:19,940 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-07-08 22:26:19,941 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:26:19,941 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-08 22:26:20,016 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:20,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-08 22:26:20,017 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:26:20,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-08 22:26:20,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-08 22:26:20,018 INFO L87 Difference]: Start difference. First operand 101 states and 108 transitions. Second operand 9 states. [2020-07-08 22:26:21,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:21,483 INFO L93 Difference]: Finished difference Result 143 states and 153 transitions. [2020-07-08 22:26:21,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-08 22:26:21,483 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-07-08 22:26:21,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:26:21,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 22:26:21,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 140 transitions. [2020-07-08 22:26:21,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 22:26:21,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 140 transitions. [2020-07-08 22:26:21,490 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 140 transitions. [2020-07-08 22:26:21,649 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 140 edges. 140 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:21,653 INFO L225 Difference]: With dead ends: 143 [2020-07-08 22:26:21,653 INFO L226 Difference]: Without dead ends: 116 [2020-07-08 22:26:21,656 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 [2020-07-08 22:26:21,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-07-08 22:26:21,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 105. [2020-07-08 22:26:21,842 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:26:21,842 INFO L82 GeneralOperation]: Start isEquivalent. First operand 116 states. Second operand 105 states. [2020-07-08 22:26:21,842 INFO L74 IsIncluded]: Start isIncluded. First operand 116 states. Second operand 105 states. [2020-07-08 22:26:21,843 INFO L87 Difference]: Start difference. First operand 116 states. Second operand 105 states. [2020-07-08 22:26:21,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:21,848 INFO L93 Difference]: Finished difference Result 116 states and 124 transitions. [2020-07-08 22:26:21,848 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 124 transitions. [2020-07-08 22:26:21,848 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:21,849 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:21,849 INFO L74 IsIncluded]: Start isIncluded. First operand 105 states. Second operand 116 states. [2020-07-08 22:26:21,849 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 116 states. [2020-07-08 22:26:21,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:21,854 INFO L93 Difference]: Finished difference Result 116 states and 124 transitions. [2020-07-08 22:26:21,854 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 124 transitions. [2020-07-08 22:26:21,855 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:21,855 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:21,855 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:26:21,856 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:26:21,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-07-08 22:26:21,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 112 transitions. [2020-07-08 22:26:21,860 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 112 transitions. Word has length 94 [2020-07-08 22:26:21,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:26:21,860 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 112 transitions. [2020-07-08 22:26:21,860 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-08 22:26:21,860 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 105 states and 112 transitions. [2020-07-08 22:26:22,019 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 112 edges. 112 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:22,020 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 112 transitions. [2020-07-08 22:26:22,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-07-08 22:26:22,021 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:26:22,022 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] [2020-07-08 22:26:22,022 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-08 22:26:22,022 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:26:22,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:26:22,022 INFO L82 PathProgramCache]: Analyzing trace with hash 70810465, now seen corresponding path program 2 times [2020-07-08 22:26:22,023 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:26:22,023 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [786991126] [2020-07-08 22:26:22,023 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:26:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:22,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:22,126 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 [2020-07-08 22:26:22,127 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} #valid := #valid[0 := 0]; {5058#true} is VALID [2020-07-08 22:26:22,127 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} assume 0 < #StackHeapBarrier; {5058#true} is VALID [2020-07-08 22:26:22,127 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-08 22:26:22,128 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {5058#true} {5058#true} #194#return; {5058#true} is VALID [2020-07-08 22:26:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:22,178 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$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-08 22:26:22,178 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-08 22:26:22,179 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-08 22:26:22,179 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-08 22:26:22,179 INFO L280 TraceCheckUtils]: 4: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-08 22:26:22,179 INFO L280 TraceCheckUtils]: 5: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-08 22:26:22,180 INFO L280 TraceCheckUtils]: 6: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-08 22:26:22,180 INFO L280 TraceCheckUtils]: 7: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-08 22:26:22,180 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-08 22:26:22,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:22,186 INFO L280 TraceCheckUtils]: 0: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-08 22:26:22,186 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-08 22:26:22,187 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-08 22:26:22,187 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-08 22:26:22,187 INFO L280 TraceCheckUtils]: 4: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-08 22:26:22,187 INFO L280 TraceCheckUtils]: 5: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-08 22:26:22,188 INFO L280 TraceCheckUtils]: 6: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-08 22:26:22,188 INFO L280 TraceCheckUtils]: 7: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-08 22:26:22,188 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-08 22:26:22,188 INFO L280 TraceCheckUtils]: 0: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {5058#true} is VALID [2020-07-08 22:26:22,188 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-08 22:26:22,189 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := 0, 0; {5058#true} is VALID [2020-07-08 22:26:22,189 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume !!(~len > 0); {5058#true} is VALID [2020-07-08 22:26:22,190 INFO L263 TraceCheckUtils]: 4: Hoare triple {5058#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:22,190 INFO L280 TraceCheckUtils]: 5: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-08 22:26:22,190 INFO L280 TraceCheckUtils]: 6: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-08 22:26:22,191 INFO L280 TraceCheckUtils]: 7: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-08 22:26:22,191 INFO L280 TraceCheckUtils]: 8: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-08 22:26:22,191 INFO L280 TraceCheckUtils]: 9: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-08 22:26:22,191 INFO L280 TraceCheckUtils]: 10: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-08 22:26:22,191 INFO L280 TraceCheckUtils]: 11: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-08 22:26:22,192 INFO L280 TraceCheckUtils]: 12: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-08 22:26:22,192 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-08 22:26:22,192 INFO L280 TraceCheckUtils]: 14: Hoare triple {5058#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-08 22:26:22,192 INFO L280 TraceCheckUtils]: 15: Hoare triple {5058#true} havoc #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-08 22:26:22,192 INFO L280 TraceCheckUtils]: 16: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {5058#true} is VALID [2020-07-08 22:26:22,193 INFO L280 TraceCheckUtils]: 17: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5058#true} is VALID [2020-07-08 22:26:22,193 INFO L280 TraceCheckUtils]: 18: Hoare triple {5058#true} #t~post3 := ~len; {5058#true} is VALID [2020-07-08 22:26:22,193 INFO L280 TraceCheckUtils]: 19: Hoare triple {5058#true} ~len := #t~post3 - 1; {5058#true} is VALID [2020-07-08 22:26:22,193 INFO L280 TraceCheckUtils]: 20: Hoare triple {5058#true} havoc #t~post3; {5058#true} is VALID [2020-07-08 22:26:22,193 INFO L280 TraceCheckUtils]: 21: Hoare triple {5058#true} assume !!(~len > 0); {5058#true} is VALID [2020-07-08 22:26:22,195 INFO L263 TraceCheckUtils]: 22: Hoare triple {5058#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:22,195 INFO L280 TraceCheckUtils]: 23: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-08 22:26:22,195 INFO L280 TraceCheckUtils]: 24: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-08 22:26:22,195 INFO L280 TraceCheckUtils]: 25: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-08 22:26:22,195 INFO L280 TraceCheckUtils]: 26: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-08 22:26:22,196 INFO L280 TraceCheckUtils]: 27: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-08 22:26:22,196 INFO L280 TraceCheckUtils]: 28: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-08 22:26:22,196 INFO L280 TraceCheckUtils]: 29: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-08 22:26:22,196 INFO L280 TraceCheckUtils]: 30: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-08 22:26:22,196 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-08 22:26:22,196 INFO L280 TraceCheckUtils]: 32: Hoare triple {5058#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-08 22:26:22,197 INFO L280 TraceCheckUtils]: 33: Hoare triple {5058#true} havoc #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-08 22:26:22,197 INFO L280 TraceCheckUtils]: 34: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {5058#true} is VALID [2020-07-08 22:26:22,197 INFO L280 TraceCheckUtils]: 35: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5058#true} is VALID [2020-07-08 22:26:22,197 INFO L280 TraceCheckUtils]: 36: Hoare triple {5058#true} #t~post3 := ~len; {5058#true} is VALID [2020-07-08 22:26:22,197 INFO L280 TraceCheckUtils]: 37: Hoare triple {5058#true} ~len := #t~post3 - 1; {5058#true} is VALID [2020-07-08 22:26:22,198 INFO L280 TraceCheckUtils]: 38: Hoare triple {5058#true} havoc #t~post3; {5058#true} is VALID [2020-07-08 22:26:22,198 INFO L280 TraceCheckUtils]: 39: Hoare triple {5058#true} assume !(~len > 0); {5058#true} is VALID [2020-07-08 22:26:22,198 INFO L280 TraceCheckUtils]: 40: Hoare triple {5058#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {5058#true} is VALID [2020-07-08 22:26:22,198 INFO L280 TraceCheckUtils]: 41: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-08 22:26:22,199 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #186#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:22,222 INFO L280 TraceCheckUtils]: 0: Hoare triple {5159#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5058#true} is VALID [2020-07-08 22:26:22,223 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-08 22:26:22,223 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} ~index := #in~index; {5058#true} is VALID [2020-07-08 22:26:22,223 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume !!(~index > 0); {5058#true} is VALID [2020-07-08 22:26:22,223 INFO L280 TraceCheckUtils]: 4: Hoare triple {5058#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {5058#true} is VALID [2020-07-08 22:26:22,223 INFO L280 TraceCheckUtils]: 5: Hoare triple {5058#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {5058#true} is VALID [2020-07-08 22:26:22,223 INFO L280 TraceCheckUtils]: 6: Hoare triple {5058#true} havoc #t~mem9.base, #t~mem9.offset; {5058#true} is VALID [2020-07-08 22:26:22,224 INFO L280 TraceCheckUtils]: 7: Hoare triple {5058#true} #t~post10 := ~index; {5058#true} is VALID [2020-07-08 22:26:22,224 INFO L280 TraceCheckUtils]: 8: Hoare triple {5058#true} ~index := #t~post10 - 1; {5058#true} is VALID [2020-07-08 22:26:22,224 INFO L280 TraceCheckUtils]: 9: Hoare triple {5058#true} havoc #t~post10; {5058#true} is VALID [2020-07-08 22:26:22,224 INFO L280 TraceCheckUtils]: 10: Hoare triple {5058#true} assume !(~index > 0); {5058#true} is VALID [2020-07-08 22:26:22,224 INFO L280 TraceCheckUtils]: 11: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {5058#true} is VALID [2020-07-08 22:26:22,225 INFO L280 TraceCheckUtils]: 12: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-08 22:26:22,226 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #188#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:22,232 INFO L280 TraceCheckUtils]: 0: Hoare triple {5159#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-08 22:26:22,233 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-08 22:26:22,233 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} ~index := #in~index; {5058#true} is VALID [2020-07-08 22:26:22,233 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume !(~index > 0); {5058#true} is VALID [2020-07-08 22:26:22,233 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 [2020-07-08 22:26:22,233 INFO L280 TraceCheckUtils]: 5: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-08 22:26:22,235 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #188#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:22,265 INFO L280 TraceCheckUtils]: 0: Hoare triple {5058#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5058#true} is VALID [2020-07-08 22:26:22,266 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 [2020-07-08 22:26:22,267 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 [2020-07-08 22:26:22,267 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 [2020-07-08 22:26:22,268 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 [2020-07-08 22:26:22,268 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 [2020-07-08 22:26:22,269 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 [2020-07-08 22:26:22,269 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 [2020-07-08 22:26:22,271 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 [2020-07-08 22:26:22,271 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 [2020-07-08 22:26:22,271 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} #valid := #valid[0 := 0]; {5058#true} is VALID [2020-07-08 22:26:22,271 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume 0 < #StackHeapBarrier; {5058#true} is VALID [2020-07-08 22:26:22,271 INFO L280 TraceCheckUtils]: 4: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-08 22:26:22,272 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {5058#true} {5058#true} #194#return; {5058#true} is VALID [2020-07-08 22:26:22,272 INFO L263 TraceCheckUtils]: 6: Hoare triple {5058#true} call #t~ret15 := main(); {5058#true} is VALID [2020-07-08 22:26:22,273 INFO L280 TraceCheckUtils]: 7: Hoare triple {5058#true} ~len~0 := 2; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,273 INFO L280 TraceCheckUtils]: 8: Hoare triple {5065#(<= 2 main_~len~0)} ~data~0 := 1; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,274 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$.offset)|))} is VALID [2020-07-08 22:26:22,274 INFO L280 TraceCheckUtils]: 10: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {5058#true} is VALID [2020-07-08 22:26:22,274 INFO L280 TraceCheckUtils]: 11: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-08 22:26:22,274 INFO L280 TraceCheckUtils]: 12: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := 0, 0; {5058#true} is VALID [2020-07-08 22:26:22,275 INFO L280 TraceCheckUtils]: 13: Hoare triple {5058#true} assume !!(~len > 0); {5058#true} is VALID [2020-07-08 22:26:22,275 INFO L263 TraceCheckUtils]: 14: Hoare triple {5058#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:22,275 INFO L280 TraceCheckUtils]: 15: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-08 22:26:22,276 INFO L280 TraceCheckUtils]: 16: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-08 22:26:22,276 INFO L280 TraceCheckUtils]: 17: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-08 22:26:22,276 INFO L280 TraceCheckUtils]: 18: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-08 22:26:22,276 INFO L280 TraceCheckUtils]: 19: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-08 22:26:22,276 INFO L280 TraceCheckUtils]: 20: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-08 22:26:22,277 INFO L280 TraceCheckUtils]: 21: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-08 22:26:22,277 INFO L280 TraceCheckUtils]: 22: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-08 22:26:22,277 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-08 22:26:22,277 INFO L280 TraceCheckUtils]: 24: Hoare triple {5058#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-08 22:26:22,277 INFO L280 TraceCheckUtils]: 25: Hoare triple {5058#true} havoc #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-08 22:26:22,277 INFO L280 TraceCheckUtils]: 26: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {5058#true} is VALID [2020-07-08 22:26:22,278 INFO L280 TraceCheckUtils]: 27: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5058#true} is VALID [2020-07-08 22:26:22,278 INFO L280 TraceCheckUtils]: 28: Hoare triple {5058#true} #t~post3 := ~len; {5058#true} is VALID [2020-07-08 22:26:22,278 INFO L280 TraceCheckUtils]: 29: Hoare triple {5058#true} ~len := #t~post3 - 1; {5058#true} is VALID [2020-07-08 22:26:22,279 INFO L280 TraceCheckUtils]: 30: Hoare triple {5058#true} havoc #t~post3; {5058#true} is VALID [2020-07-08 22:26:22,279 INFO L280 TraceCheckUtils]: 31: Hoare triple {5058#true} assume !!(~len > 0); {5058#true} is VALID [2020-07-08 22:26:22,283 INFO L263 TraceCheckUtils]: 32: Hoare triple {5058#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:22,283 INFO L280 TraceCheckUtils]: 33: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-08 22:26:22,284 INFO L280 TraceCheckUtils]: 34: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-08 22:26:22,284 INFO L280 TraceCheckUtils]: 35: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-08 22:26:22,284 INFO L280 TraceCheckUtils]: 36: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-08 22:26:22,284 INFO L280 TraceCheckUtils]: 37: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-08 22:26:22,284 INFO L280 TraceCheckUtils]: 38: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-08 22:26:22,285 INFO L280 TraceCheckUtils]: 39: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-08 22:26:22,285 INFO L280 TraceCheckUtils]: 40: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-08 22:26:22,285 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-08 22:26:22,285 INFO L280 TraceCheckUtils]: 42: Hoare triple {5058#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-08 22:26:22,285 INFO L280 TraceCheckUtils]: 43: Hoare triple {5058#true} havoc #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-08 22:26:22,286 INFO L280 TraceCheckUtils]: 44: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {5058#true} is VALID [2020-07-08 22:26:22,286 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 [2020-07-08 22:26:22,286 INFO L280 TraceCheckUtils]: 46: Hoare triple {5058#true} #t~post3 := ~len; {5058#true} is VALID [2020-07-08 22:26:22,286 INFO L280 TraceCheckUtils]: 47: Hoare triple {5058#true} ~len := #t~post3 - 1; {5058#true} is VALID [2020-07-08 22:26:22,286 INFO L280 TraceCheckUtils]: 48: Hoare triple {5058#true} havoc #t~post3; {5058#true} is VALID [2020-07-08 22:26:22,287 INFO L280 TraceCheckUtils]: 49: Hoare triple {5058#true} assume !(~len > 0); {5058#true} is VALID [2020-07-08 22:26:22,287 INFO L280 TraceCheckUtils]: 50: Hoare triple {5058#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {5058#true} is VALID [2020-07-08 22:26:22,287 INFO L280 TraceCheckUtils]: 51: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-08 22:26:22,288 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #186#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,288 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 [2020-07-08 22:26:22,289 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 [2020-07-08 22:26:22,289 INFO L280 TraceCheckUtils]: 55: Hoare triple {5065#(<= 2 main_~len~0)} havoc ~i~0; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,290 INFO L280 TraceCheckUtils]: 56: Hoare triple {5065#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,290 INFO L280 TraceCheckUtils]: 57: Hoare triple {5065#(<= 2 main_~len~0)} assume !!(~i~0 >= 0); {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,291 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 [2020-07-08 22:26:22,292 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$.offset)|))} is VALID [2020-07-08 22:26:22,292 INFO L280 TraceCheckUtils]: 60: Hoare triple {5159#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5058#true} is VALID [2020-07-08 22:26:22,292 INFO L280 TraceCheckUtils]: 61: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-08 22:26:22,293 INFO L280 TraceCheckUtils]: 62: Hoare triple {5058#true} ~index := #in~index; {5058#true} is VALID [2020-07-08 22:26:22,293 INFO L280 TraceCheckUtils]: 63: Hoare triple {5058#true} assume !!(~index > 0); {5058#true} is VALID [2020-07-08 22:26:22,293 INFO L280 TraceCheckUtils]: 64: Hoare triple {5058#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {5058#true} is VALID [2020-07-08 22:26:22,293 INFO L280 TraceCheckUtils]: 65: Hoare triple {5058#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {5058#true} is VALID [2020-07-08 22:26:22,293 INFO L280 TraceCheckUtils]: 66: Hoare triple {5058#true} havoc #t~mem9.base, #t~mem9.offset; {5058#true} is VALID [2020-07-08 22:26:22,293 INFO L280 TraceCheckUtils]: 67: Hoare triple {5058#true} #t~post10 := ~index; {5058#true} is VALID [2020-07-08 22:26:22,294 INFO L280 TraceCheckUtils]: 68: Hoare triple {5058#true} ~index := #t~post10 - 1; {5058#true} is VALID [2020-07-08 22:26:22,294 INFO L280 TraceCheckUtils]: 69: Hoare triple {5058#true} havoc #t~post10; {5058#true} is VALID [2020-07-08 22:26:22,294 INFO L280 TraceCheckUtils]: 70: Hoare triple {5058#true} assume !(~index > 0); {5058#true} is VALID [2020-07-08 22:26:22,294 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 [2020-07-08 22:26:22,294 INFO L280 TraceCheckUtils]: 72: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-08 22:26:22,296 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #188#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,296 INFO L280 TraceCheckUtils]: 74: Hoare triple {5065#(<= 2 main_~len~0)} #t~post12 := ~i~0; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,297 INFO L280 TraceCheckUtils]: 75: Hoare triple {5065#(<= 2 main_~len~0)} ~i~0 := #t~post12 - 1; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,297 INFO L280 TraceCheckUtils]: 76: Hoare triple {5065#(<= 2 main_~len~0)} havoc #t~post12; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,298 INFO L280 TraceCheckUtils]: 77: Hoare triple {5065#(<= 2 main_~len~0)} assume !!(~i~0 >= 0); {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,298 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 [2020-07-08 22:26:22,300 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$.offset)|))} is VALID [2020-07-08 22:26:22,300 INFO L280 TraceCheckUtils]: 80: Hoare triple {5159#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-08 22:26:22,300 INFO L280 TraceCheckUtils]: 81: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-08 22:26:22,300 INFO L280 TraceCheckUtils]: 82: Hoare triple {5058#true} ~index := #in~index; {5058#true} is VALID [2020-07-08 22:26:22,300 INFO L280 TraceCheckUtils]: 83: Hoare triple {5058#true} assume !(~index > 0); {5058#true} is VALID [2020-07-08 22:26:22,300 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 [2020-07-08 22:26:22,301 INFO L280 TraceCheckUtils]: 85: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-08 22:26:22,302 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #188#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,303 INFO L280 TraceCheckUtils]: 87: Hoare triple {5065#(<= 2 main_~len~0)} #t~post12 := ~i~0; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,303 INFO L280 TraceCheckUtils]: 88: Hoare triple {5065#(<= 2 main_~len~0)} ~i~0 := #t~post12 - 1; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,304 INFO L280 TraceCheckUtils]: 89: Hoare triple {5065#(<= 2 main_~len~0)} havoc #t~post12; {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,304 INFO L280 TraceCheckUtils]: 90: Hoare triple {5065#(<= 2 main_~len~0)} assume !(~i~0 >= 0); {5065#(<= 2 main_~len~0)} is VALID [2020-07-08 22:26:22,314 INFO L280 TraceCheckUtils]: 91: Hoare triple {5065#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {5130#(<= 1 main_~i~0)} is VALID [2020-07-08 22:26:22,315 INFO L280 TraceCheckUtils]: 92: Hoare triple {5130#(<= 1 main_~i~0)} assume !!(~i~0 >= 0); {5130#(<= 1 main_~i~0)} is VALID [2020-07-08 22:26:22,316 INFO L280 TraceCheckUtils]: 93: Hoare triple {5130#(<= 1 main_~i~0)} ~expected~0 := ~i~0 + ~len~0; {5130#(<= 1 main_~i~0)} is VALID [2020-07-08 22:26:22,316 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 [2020-07-08 22:26:22,316 INFO L280 TraceCheckUtils]: 95: Hoare triple {5058#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5058#true} is VALID [2020-07-08 22:26:22,317 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 [2020-07-08 22:26:22,317 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 [2020-07-08 22:26:22,318 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 [2020-07-08 22:26:22,318 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 [2020-07-08 22:26:22,319 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 [2020-07-08 22:26:22,319 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 [2020-07-08 22:26:22,321 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 [2020-07-08 22:26:22,321 INFO L280 TraceCheckUtils]: 103: Hoare triple {5059#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {5059#false} is VALID [2020-07-08 22:26:22,321 INFO L280 TraceCheckUtils]: 104: Hoare triple {5059#false} assume ~expected~0 != #t~ret14; {5059#false} is VALID [2020-07-08 22:26:22,321 INFO L280 TraceCheckUtils]: 105: Hoare triple {5059#false} havoc #t~ret14; {5059#false} is VALID [2020-07-08 22:26:22,321 INFO L280 TraceCheckUtils]: 106: Hoare triple {5059#false} assume !false; {5059#false} is VALID [2020-07-08 22:26:22,330 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-07-08 22:26:22,331 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [786991126] [2020-07-08 22:26:22,331 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 22:26:22,331 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-08 22:26:22,331 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836595809] [2020-07-08 22:26:22,332 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2020-07-08 22:26:22,332 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:26:22,333 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-08 22:26:22,401 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:22,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-08 22:26:22,401 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:26:22,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-08 22:26:22,402 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-07-08 22:26:22,402 INFO L87 Difference]: Start difference. First operand 105 states and 112 transitions. Second operand 9 states. [2020-07-08 22:26:23,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:23,891 INFO L93 Difference]: Finished difference Result 153 states and 164 transitions. [2020-07-08 22:26:23,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-08 22:26:23,892 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2020-07-08 22:26:23,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:26:23,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 22:26:23,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 149 transitions. [2020-07-08 22:26:23,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-08 22:26:23,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 149 transitions. [2020-07-08 22:26:23,899 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 149 transitions. [2020-07-08 22:26:24,090 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 149 edges. 149 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:24,093 INFO L225 Difference]: With dead ends: 153 [2020-07-08 22:26:24,094 INFO L226 Difference]: Without dead ends: 127 [2020-07-08 22:26:24,094 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 [2020-07-08 22:26:24,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-07-08 22:26:24,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 114. [2020-07-08 22:26:24,338 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:26:24,338 INFO L82 GeneralOperation]: Start isEquivalent. First operand 127 states. Second operand 114 states. [2020-07-08 22:26:24,339 INFO L74 IsIncluded]: Start isIncluded. First operand 127 states. Second operand 114 states. [2020-07-08 22:26:24,339 INFO L87 Difference]: Start difference. First operand 127 states. Second operand 114 states. [2020-07-08 22:26:24,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:24,346 INFO L93 Difference]: Finished difference Result 127 states and 136 transitions. [2020-07-08 22:26:24,347 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2020-07-08 22:26:24,347 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:24,347 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:24,347 INFO L74 IsIncluded]: Start isIncluded. First operand 114 states. Second operand 127 states. [2020-07-08 22:26:24,348 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 127 states. [2020-07-08 22:26:24,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:24,351 INFO L93 Difference]: Finished difference Result 127 states and 136 transitions. [2020-07-08 22:26:24,351 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2020-07-08 22:26:24,352 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:24,352 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:24,352 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:26:24,352 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:26:24,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-08 22:26:24,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 123 transitions. [2020-07-08 22:26:24,359 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 123 transitions. Word has length 107 [2020-07-08 22:26:24,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:26:24,359 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 123 transitions. [2020-07-08 22:26:24,359 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-08 22:26:24,360 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 114 states and 123 transitions. [2020-07-08 22:26:24,564 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 123 edges. 123 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:24,564 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 123 transitions. [2020-07-08 22:26:24,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-07-08 22:26:24,566 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:26:24,567 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] [2020-07-08 22:26:24,567 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-08 22:26:24,567 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:26:24,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:26:24,568 INFO L82 PathProgramCache]: Analyzing trace with hash -1090353339, now seen corresponding path program 1 times [2020-07-08 22:26:24,568 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:26:24,568 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [893768655] [2020-07-08 22:26:24,568 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:26:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:25,121 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 [2020-07-08 22:26:25,121 INFO L280 TraceCheckUtils]: 1: Hoare triple {5963#true} #valid := #valid[0 := 0]; {5963#true} is VALID [2020-07-08 22:26:25,121 INFO L280 TraceCheckUtils]: 2: Hoare triple {5963#true} assume 0 < #StackHeapBarrier; {5963#true} is VALID [2020-07-08 22:26:25,121 INFO L280 TraceCheckUtils]: 3: Hoare triple {5963#true} assume true; {5963#true} is VALID [2020-07-08 22:26:25,122 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {5963#true} {5963#true} #194#return; {5963#true} is VALID [2020-07-08 22:26:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:25,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:25,500 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$.offset)|))} ~data := #in~data; {5963#true} is VALID [2020-07-08 22:26:25,501 INFO L280 TraceCheckUtils]: 1: Hoare triple {5963#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} is VALID [2020-07-08 22:26:25,502 INFO L280 TraceCheckUtils]: 2: Hoare triple {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-08 22:26:25,503 INFO L280 TraceCheckUtils]: 3: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-08 22:26:25,503 INFO L280 TraceCheckUtils]: 4: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-08 22:26:25,504 INFO L280 TraceCheckUtils]: 5: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-08 22:26:25,504 INFO L280 TraceCheckUtils]: 6: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-08 22:26:25,505 INFO L280 TraceCheckUtils]: 7: Hoare triple {6088#(= 1 (select |#valid| |node_create_#res.base|))} assume true; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-08 22:26:25,506 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6088#(= 1 (select |#valid| |node_create_#res.base|))} {5963#true} #182#return; {6069#(= 1 (select |#valid| |sll_create_#t~ret4.base|))} is VALID [2020-07-08 22:26:25,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:25,663 INFO L280 TraceCheckUtils]: 0: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {6089#(= |#valid| |old(#valid)|)} is VALID [2020-07-08 22:26:25,664 INFO L280 TraceCheckUtils]: 1: Hoare triple {6089#(= |#valid| |old(#valid)|)} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} is VALID [2020-07-08 22:26:25,665 INFO L280 TraceCheckUtils]: 2: Hoare triple {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-08 22:26:25,665 INFO L280 TraceCheckUtils]: 3: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-08 22:26:25,666 INFO L280 TraceCheckUtils]: 4: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-08 22:26:25,667 INFO L280 TraceCheckUtils]: 5: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-08 22:26:25,668 INFO L280 TraceCheckUtils]: 6: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} is VALID [2020-07-08 22:26:25,669 INFO L280 TraceCheckUtils]: 7: Hoare triple {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} assume true; {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} is VALID [2020-07-08 22:26:25,670 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} {6071#(= 1 (select |#valid| sll_create_~head~0.base))} #182#return; {6081#(and (not (= sll_create_~head~0.base |sll_create_#t~ret4.base|)) (= 0 |sll_create_#t~ret4.offset|))} is VALID [2020-07-08 22:26:25,671 INFO L280 TraceCheckUtils]: 0: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {5963#true} is VALID [2020-07-08 22:26:25,671 INFO L280 TraceCheckUtils]: 1: Hoare triple {5963#true} ~data := #in~data; {5963#true} is VALID [2020-07-08 22:26:25,672 INFO L280 TraceCheckUtils]: 2: Hoare triple {5963#true} ~head~0.base, ~head~0.offset := 0, 0; {5963#true} is VALID [2020-07-08 22:26:25,672 INFO L280 TraceCheckUtils]: 3: Hoare triple {5963#true} assume !!(~len > 0); {5963#true} is VALID [2020-07-08 22:26:25,675 INFO L263 TraceCheckUtils]: 4: Hoare triple {5963#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:25,675 INFO L280 TraceCheckUtils]: 5: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5963#true} is VALID [2020-07-08 22:26:25,676 INFO L280 TraceCheckUtils]: 6: Hoare triple {5963#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} is VALID [2020-07-08 22:26:25,677 INFO L280 TraceCheckUtils]: 7: Hoare triple {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-08 22:26:25,677 INFO L280 TraceCheckUtils]: 8: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-08 22:26:25,678 INFO L280 TraceCheckUtils]: 9: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-08 22:26:25,678 INFO L280 TraceCheckUtils]: 10: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-08 22:26:25,679 INFO L280 TraceCheckUtils]: 11: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-08 22:26:25,680 INFO L280 TraceCheckUtils]: 12: Hoare triple {6088#(= 1 (select |#valid| |node_create_#res.base|))} assume true; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-08 22:26:25,681 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {6088#(= 1 (select |#valid| |node_create_#res.base|))} {5963#true} #182#return; {6069#(= 1 (select |#valid| |sll_create_#t~ret4.base|))} is VALID [2020-07-08 22:26:25,681 INFO L280 TraceCheckUtils]: 14: Hoare triple {6069#(= 1 (select |#valid| |sll_create_#t~ret4.base|))} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-08 22:26:25,682 INFO L280 TraceCheckUtils]: 15: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} havoc #t~ret4.base, #t~ret4.offset; {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-08 22:26:25,682 INFO L280 TraceCheckUtils]: 16: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-08 22:26:25,683 INFO L280 TraceCheckUtils]: 17: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-08 22:26:25,683 INFO L280 TraceCheckUtils]: 18: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} #t~post3 := ~len; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-08 22:26:25,684 INFO L280 TraceCheckUtils]: 19: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} ~len := #t~post3 - 1; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-08 22:26:25,684 INFO L280 TraceCheckUtils]: 20: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} havoc #t~post3; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-08 22:26:25,685 INFO L280 TraceCheckUtils]: 21: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} assume !!(~len > 0); {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-08 22:26:25,686 INFO L263 TraceCheckUtils]: 22: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} call #t~ret4.base, #t~ret4.offset := node_create(~data); {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:25,686 INFO L280 TraceCheckUtils]: 23: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {6089#(= |#valid| |old(#valid)|)} is VALID [2020-07-08 22:26:25,687 INFO L280 TraceCheckUtils]: 24: Hoare triple {6089#(= |#valid| |old(#valid)|)} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} is VALID [2020-07-08 22:26:25,688 INFO L280 TraceCheckUtils]: 25: Hoare triple {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-08 22:26:25,689 INFO L280 TraceCheckUtils]: 26: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-08 22:26:25,690 INFO L280 TraceCheckUtils]: 27: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} SUMMARY for call write~$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 [2020-07-08 22:26:25,691 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 [2020-07-08 22:26:25,692 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 [2020-07-08 22:26:25,692 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 [2020-07-08 22:26:25,693 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 [2020-07-08 22:26:25,694 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 [2020-07-08 22:26:25,695 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 [2020-07-08 22:26:25,696 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$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} is VALID [2020-07-08 22:26:25,696 INFO L280 TraceCheckUtils]: 35: Hoare triple {6083#(and (not (= (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-08 22:26:25,697 INFO L280 TraceCheckUtils]: 36: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-08 22:26:25,698 INFO L280 TraceCheckUtils]: 37: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-08 22:26:25,698 INFO L280 TraceCheckUtils]: 38: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-08 22:26:25,699 INFO L280 TraceCheckUtils]: 39: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-08 22:26:25,700 INFO L280 TraceCheckUtils]: 40: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} is VALID [2020-07-08 22:26:25,700 INFO L280 TraceCheckUtils]: 41: Hoare triple {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$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$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} is VALID [2020-07-08 22:26:25,702 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} {5963#true} #186#return; {6013#(and (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret11.base|) 4) |main_#t~ret11.base|)) (= 0 |main_#t~ret11.offset|))} is VALID [2020-07-08 22:26:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:26,134 INFO L280 TraceCheckUtils]: 0: Hoare triple {6093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-08 22:26:26,135 INFO L280 TraceCheckUtils]: 1: Hoare triple {6094#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-08 22:26:26,136 INFO L280 TraceCheckUtils]: 2: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-08 22:26:26,136 INFO L280 TraceCheckUtils]: 3: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-08 22:26:26,137 INFO L280 TraceCheckUtils]: 4: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$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$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#t~mem9.base|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-08 22:26:26,138 INFO L280 TraceCheckUtils]: 5: Hoare triple {6096#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= |sll_update_at_#t~mem9.offset| (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,139 INFO L280 TraceCheckUtils]: 6: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,140 INFO L280 TraceCheckUtils]: 7: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,140 INFO L280 TraceCheckUtils]: 8: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,141 INFO L280 TraceCheckUtils]: 9: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,141 INFO L280 TraceCheckUtils]: 10: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,143 INFO L280 TraceCheckUtils]: 11: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-08 22:26:26,143 INFO L280 TraceCheckUtils]: 12: Hoare triple {6098#(or (= (select (select |old(#memory_$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$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-08 22:26:26,145 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {6098#(or (= (select (select |old(#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-08 22:26:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:26,357 INFO L280 TraceCheckUtils]: 0: Hoare triple {6093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-08 22:26:26,358 INFO L280 TraceCheckUtils]: 1: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-08 22:26:26,360 INFO L280 TraceCheckUtils]: 2: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-08 22:26:26,361 INFO L280 TraceCheckUtils]: 3: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-08 22:26:26,364 INFO L280 TraceCheckUtils]: 4: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.base| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,365 INFO L280 TraceCheckUtils]: 5: Hoare triple {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$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$.base| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,370 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-08 22:26:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:26,846 INFO L280 TraceCheckUtils]: 0: Hoare triple {5963#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-08 22:26:26,848 INFO L280 TraceCheckUtils]: 1: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} ~index := #in~index; {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-08 22:26:26,849 INFO L280 TraceCheckUtils]: 2: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} assume !!(~index > 0); {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-08 22:26:26,851 INFO L280 TraceCheckUtils]: 3: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$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$.base| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.base|)) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))} is VALID [2020-07-08 22:26:26,852 INFO L280 TraceCheckUtils]: 4: Hoare triple {6102#(or (<= 1 |sll_get_data_at_#in~head.offset|) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,853 INFO L280 TraceCheckUtils]: 5: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,854 INFO L280 TraceCheckUtils]: 6: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,856 INFO L280 TraceCheckUtils]: 7: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,856 INFO L280 TraceCheckUtils]: 8: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,857 INFO L280 TraceCheckUtils]: 9: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,859 INFO L280 TraceCheckUtils]: 10: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#t~mem8|))} is VALID [2020-07-08 22:26:26,861 INFO L280 TraceCheckUtils]: 11: Hoare triple {6104#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-08 22:26:26,862 INFO L280 TraceCheckUtils]: 12: Hoare triple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-08 22:26:26,863 INFO L280 TraceCheckUtils]: 13: Hoare triple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-08 22:26:26,866 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4))))} #190#return; {6057#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} is VALID [2020-07-08 22:26:26,870 INFO L263 TraceCheckUtils]: 0: Hoare triple {5963#true} call ULTIMATE.init(); {6058#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-08 22:26:26,871 INFO L280 TraceCheckUtils]: 1: Hoare triple {6058#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {5963#true} is VALID [2020-07-08 22:26:26,871 INFO L280 TraceCheckUtils]: 2: Hoare triple {5963#true} #valid := #valid[0 := 0]; {5963#true} is VALID [2020-07-08 22:26:26,872 INFO L280 TraceCheckUtils]: 3: Hoare triple {5963#true} assume 0 < #StackHeapBarrier; {5963#true} is VALID [2020-07-08 22:26:26,872 INFO L280 TraceCheckUtils]: 4: Hoare triple {5963#true} assume true; {5963#true} is VALID [2020-07-08 22:26:26,872 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {5963#true} {5963#true} #194#return; {5963#true} is VALID [2020-07-08 22:26:26,873 INFO L263 TraceCheckUtils]: 6: Hoare triple {5963#true} call #t~ret15 := main(); {5963#true} is VALID [2020-07-08 22:26:26,873 INFO L280 TraceCheckUtils]: 7: Hoare triple {5963#true} ~len~0 := 2; {5963#true} is VALID [2020-07-08 22:26:26,873 INFO L280 TraceCheckUtils]: 8: Hoare triple {5963#true} ~data~0 := 1; {5963#true} is VALID [2020-07-08 22:26:26,875 INFO L263 TraceCheckUtils]: 9: Hoare triple {5963#true} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:26,876 INFO L280 TraceCheckUtils]: 10: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {5963#true} is VALID [2020-07-08 22:26:26,876 INFO L280 TraceCheckUtils]: 11: Hoare triple {5963#true} ~data := #in~data; {5963#true} is VALID [2020-07-08 22:26:26,876 INFO L280 TraceCheckUtils]: 12: Hoare triple {5963#true} ~head~0.base, ~head~0.offset := 0, 0; {5963#true} is VALID [2020-07-08 22:26:26,877 INFO L280 TraceCheckUtils]: 13: Hoare triple {5963#true} assume !!(~len > 0); {5963#true} is VALID [2020-07-08 22:26:26,879 INFO L263 TraceCheckUtils]: 14: Hoare triple {5963#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:26,879 INFO L280 TraceCheckUtils]: 15: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5963#true} is VALID [2020-07-08 22:26:26,881 INFO L280 TraceCheckUtils]: 16: Hoare triple {5963#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} is VALID [2020-07-08 22:26:26,882 INFO L280 TraceCheckUtils]: 17: Hoare triple {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-08 22:26:26,883 INFO L280 TraceCheckUtils]: 18: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-08 22:26:26,883 INFO L280 TraceCheckUtils]: 19: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-08 22:26:26,884 INFO L280 TraceCheckUtils]: 20: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-08 22:26:26,886 INFO L280 TraceCheckUtils]: 21: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-08 22:26:26,887 INFO L280 TraceCheckUtils]: 22: Hoare triple {6088#(= 1 (select |#valid| |node_create_#res.base|))} assume true; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-08 22:26:26,888 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {6088#(= 1 (select |#valid| |node_create_#res.base|))} {5963#true} #182#return; {6069#(= 1 (select |#valid| |sll_create_#t~ret4.base|))} is VALID [2020-07-08 22:26:26,890 INFO L280 TraceCheckUtils]: 24: Hoare triple {6069#(= 1 (select |#valid| |sll_create_#t~ret4.base|))} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-08 22:26:26,891 INFO L280 TraceCheckUtils]: 25: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} havoc #t~ret4.base, #t~ret4.offset; {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-08 22:26:26,892 INFO L280 TraceCheckUtils]: 26: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-08 22:26:26,920 INFO L280 TraceCheckUtils]: 27: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-08 22:26:26,923 INFO L280 TraceCheckUtils]: 28: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} #t~post3 := ~len; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-08 22:26:26,924 INFO L280 TraceCheckUtils]: 29: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} ~len := #t~post3 - 1; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-08 22:26:26,924 INFO L280 TraceCheckUtils]: 30: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} havoc #t~post3; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-08 22:26:26,925 INFO L280 TraceCheckUtils]: 31: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} assume !!(~len > 0); {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-08 22:26:26,926 INFO L263 TraceCheckUtils]: 32: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} call #t~ret4.base, #t~ret4.offset := node_create(~data); {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:26,927 INFO L280 TraceCheckUtils]: 33: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {6089#(= |#valid| |old(#valid)|)} is VALID [2020-07-08 22:26:26,928 INFO L280 TraceCheckUtils]: 34: Hoare triple {6089#(= |#valid| |old(#valid)|)} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} is VALID [2020-07-08 22:26:26,929 INFO L280 TraceCheckUtils]: 35: Hoare triple {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-08 22:26:26,930 INFO L280 TraceCheckUtils]: 36: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-08 22:26:26,932 INFO L280 TraceCheckUtils]: 37: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} SUMMARY for call write~$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 [2020-07-08 22:26:26,933 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 [2020-07-08 22:26:26,934 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 [2020-07-08 22:26:26,935 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 [2020-07-08 22:26:26,937 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 [2020-07-08 22:26:26,938 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 [2020-07-08 22:26:26,939 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 [2020-07-08 22:26:26,940 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$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} is VALID [2020-07-08 22:26:26,942 INFO L280 TraceCheckUtils]: 45: Hoare triple {6083#(and (not (= (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-08 22:26:26,943 INFO L280 TraceCheckUtils]: 46: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-08 22:26:26,944 INFO L280 TraceCheckUtils]: 47: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-08 22:26:26,945 INFO L280 TraceCheckUtils]: 48: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-08 22:26:26,945 INFO L280 TraceCheckUtils]: 49: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-08 22:26:26,946 INFO L280 TraceCheckUtils]: 50: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} is VALID [2020-07-08 22:26:26,947 INFO L280 TraceCheckUtils]: 51: Hoare triple {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$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$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} is VALID [2020-07-08 22:26:26,949 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} {5963#true} #186#return; {6013#(and (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret11.base|) 4) |main_#t~ret11.base|)) (= 0 |main_#t~ret11.offset|))} is VALID [2020-07-08 22:26:26,950 INFO L280 TraceCheckUtils]: 53: Hoare triple {6013#(and (not (= (select (select |#memory_$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$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-08 22:26:26,951 INFO L280 TraceCheckUtils]: 54: Hoare triple {6014#(and (= 0 main_~s~0.offset) (not (= (select (select |#memory_$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$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-08 22:26:26,952 INFO L280 TraceCheckUtils]: 55: Hoare triple {6014#(and (= 0 main_~s~0.offset) (not (= (select (select |#memory_$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$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-08 22:26:26,954 INFO L280 TraceCheckUtils]: 56: Hoare triple {6014#(and (= 0 main_~s~0.offset) (not (= (select (select |#memory_$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$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-08 22:26:26,955 INFO L280 TraceCheckUtils]: 57: Hoare triple {6015#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 (+ main_~i~0 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$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$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-08 22:26:26,956 INFO L280 TraceCheckUtils]: 58: Hoare triple {6015#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 (+ main_~i~0 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$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$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-08 22:26:26,959 INFO L263 TraceCheckUtils]: 59: Hoare triple {6016#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 1)) (= 0 main_~s~0.offset) (<= (+ main_~new_data~0 1) (* 2 main_~len~0)) (not (= (select (select |#memory_$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$.offset)|))} is VALID [2020-07-08 22:26:26,960 INFO L280 TraceCheckUtils]: 60: Hoare triple {6093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-08 22:26:26,961 INFO L280 TraceCheckUtils]: 61: Hoare triple {6094#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-08 22:26:26,962 INFO L280 TraceCheckUtils]: 62: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-08 22:26:26,963 INFO L280 TraceCheckUtils]: 63: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-08 22:26:26,965 INFO L280 TraceCheckUtils]: 64: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$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$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#t~mem9.base|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-08 22:26:26,967 INFO L280 TraceCheckUtils]: 65: Hoare triple {6096#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= |sll_update_at_#t~mem9.offset| (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,968 INFO L280 TraceCheckUtils]: 66: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,969 INFO L280 TraceCheckUtils]: 67: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,970 INFO L280 TraceCheckUtils]: 68: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,970 INFO L280 TraceCheckUtils]: 69: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,971 INFO L280 TraceCheckUtils]: 70: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,974 INFO L280 TraceCheckUtils]: 71: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-08 22:26:26,975 INFO L280 TraceCheckUtils]: 72: Hoare triple {6098#(or (= (select (select |old(#memory_$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$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-08 22:26:26,978 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {6098#(or (= (select (select |old(#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-08 22:26:26,979 INFO L280 TraceCheckUtils]: 74: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-08 22:26:26,981 INFO L280 TraceCheckUtils]: 75: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-08 22:26:26,982 INFO L280 TraceCheckUtils]: 76: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-08 22:26:26,983 INFO L280 TraceCheckUtils]: 77: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-08 22:26:26,984 INFO L280 TraceCheckUtils]: 78: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-08 22:26:26,985 INFO L263 TraceCheckUtils]: 79: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset)|))} is VALID [2020-07-08 22:26:26,986 INFO L280 TraceCheckUtils]: 80: Hoare triple {6093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-08 22:26:26,987 INFO L280 TraceCheckUtils]: 81: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-08 22:26:26,988 INFO L280 TraceCheckUtils]: 82: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-08 22:26:26,990 INFO L280 TraceCheckUtils]: 83: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-08 22:26:26,993 INFO L280 TraceCheckUtils]: 84: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.base| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,994 INFO L280 TraceCheckUtils]: 85: Hoare triple {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$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$.base| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:26,998 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-08 22:26:27,000 INFO L280 TraceCheckUtils]: 87: Hoare triple {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-08 22:26:27,001 INFO L280 TraceCheckUtils]: 88: Hoare triple {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-08 22:26:27,002 INFO L280 TraceCheckUtils]: 89: Hoare triple {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-08 22:26:27,004 INFO L280 TraceCheckUtils]: 90: Hoare triple {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-08 22:26:27,005 INFO L280 TraceCheckUtils]: 91: Hoare triple {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-08 22:26:27,006 INFO L280 TraceCheckUtils]: 92: Hoare triple {6040#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-08 22:26:27,008 INFO L280 TraceCheckUtils]: 93: Hoare triple {6040#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4))))} is VALID [2020-07-08 22:26:27,009 INFO L263 TraceCheckUtils]: 94: Hoare triple {6041#(and (= 0 main_~s~0.offset) (<= (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4))))} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {5963#true} is VALID [2020-07-08 22:26:27,010 INFO L280 TraceCheckUtils]: 95: Hoare triple {5963#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-08 22:26:27,011 INFO L280 TraceCheckUtils]: 96: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} ~index := #in~index; {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-08 22:26:27,012 INFO L280 TraceCheckUtils]: 97: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} assume !!(~index > 0); {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-08 22:26:27,014 INFO L280 TraceCheckUtils]: 98: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$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$.base| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.base|)) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))} is VALID [2020-07-08 22:26:27,015 INFO L280 TraceCheckUtils]: 99: Hoare triple {6102#(or (<= 1 |sll_get_data_at_#in~head.offset|) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:27,016 INFO L280 TraceCheckUtils]: 100: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:27,017 INFO L280 TraceCheckUtils]: 101: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:27,018 INFO L280 TraceCheckUtils]: 102: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:27,019 INFO L280 TraceCheckUtils]: 103: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:27,019 INFO L280 TraceCheckUtils]: 104: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-08 22:26:27,021 INFO L280 TraceCheckUtils]: 105: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#t~mem8|))} is VALID [2020-07-08 22:26:27,022 INFO L280 TraceCheckUtils]: 106: Hoare triple {6104#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-08 22:26:27,023 INFO L280 TraceCheckUtils]: 107: Hoare triple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-08 22:26:27,024 INFO L280 TraceCheckUtils]: 108: Hoare triple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-08 22:26:27,027 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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 [2020-07-08 22:26:27,028 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 [2020-07-08 22:26:27,029 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 [2020-07-08 22:26:27,030 INFO L280 TraceCheckUtils]: 112: Hoare triple {5964#false} havoc #t~ret14; {5964#false} is VALID [2020-07-08 22:26:27,030 INFO L280 TraceCheckUtils]: 113: Hoare triple {5964#false} assume !false; {5964#false} is VALID [2020-07-08 22:26:27,142 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-08 22:26:27,143 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [893768655] [2020-07-08 22:26:27,143 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:26:27,143 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41] total 41 [2020-07-08 22:26:27,144 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731835904] [2020-07-08 22:26:27,144 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 114 [2020-07-08 22:26:27,145 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:26:27,145 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 41 states. [2020-07-08 22:26:27,354 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 114 edges. 114 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:27,355 INFO L459 AbstractCegarLoop]: Interpolant automaton has 41 states [2020-07-08 22:26:27,355 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:26:27,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2020-07-08 22:26:27,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=1550, Unknown=0, NotChecked=0, Total=1640 [2020-07-08 22:26:27,357 INFO L87 Difference]: Start difference. First operand 114 states and 123 transitions. Second operand 41 states. [2020-07-08 22:26:45,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:45,685 INFO L93 Difference]: Finished difference Result 214 states and 246 transitions. [2020-07-08 22:26:45,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-07-08 22:26:45,685 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 114 [2020-07-08 22:26:45,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:26:45,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-07-08 22:26:45,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 237 transitions. [2020-07-08 22:26:45,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-07-08 22:26:45,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 237 transitions. [2020-07-08 22:26:45,702 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 50 states and 237 transitions. [2020-07-08 22:26:46,120 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 237 edges. 237 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:46,129 INFO L225 Difference]: With dead ends: 214 [2020-07-08 22:26:46,129 INFO L226 Difference]: Without dead ends: 211 [2020-07-08 22:26:46,133 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 967 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=411, Invalid=5751, Unknown=0, NotChecked=0, Total=6162 [2020-07-08 22:26:46,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2020-07-08 22:26:46,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 152. [2020-07-08 22:26:46,724 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:26:46,724 INFO L82 GeneralOperation]: Start isEquivalent. First operand 211 states. Second operand 152 states. [2020-07-08 22:26:46,724 INFO L74 IsIncluded]: Start isIncluded. First operand 211 states. Second operand 152 states. [2020-07-08 22:26:46,724 INFO L87 Difference]: Start difference. First operand 211 states. Second operand 152 states. [2020-07-08 22:26:46,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:46,734 INFO L93 Difference]: Finished difference Result 211 states and 243 transitions. [2020-07-08 22:26:46,735 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 243 transitions. [2020-07-08 22:26:46,736 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:46,736 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:46,736 INFO L74 IsIncluded]: Start isIncluded. First operand 152 states. Second operand 211 states. [2020-07-08 22:26:46,737 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 211 states. [2020-07-08 22:26:46,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:46,746 INFO L93 Difference]: Finished difference Result 211 states and 243 transitions. [2020-07-08 22:26:46,746 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 243 transitions. [2020-07-08 22:26:46,748 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:46,748 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:46,748 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:26:46,748 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:26:46,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-07-08 22:26:46,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 171 transitions. [2020-07-08 22:26:46,754 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 171 transitions. Word has length 114 [2020-07-08 22:26:46,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:26:46,755 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 171 transitions. [2020-07-08 22:26:46,755 INFO L480 AbstractCegarLoop]: Interpolant automaton has 41 states. [2020-07-08 22:26:46,755 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 152 states and 171 transitions. [2020-07-08 22:26:47,140 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 171 edges. 171 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:47,140 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 171 transitions. [2020-07-08 22:26:47,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-07-08 22:26:47,143 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:26:47,144 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] [2020-07-08 22:26:47,144 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-08 22:26:47,144 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:26:47,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:26:47,144 INFO L82 PathProgramCache]: Analyzing trace with hash 1584534241, now seen corresponding path program 2 times [2020-07-08 22:26:47,145 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:26:47,145 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1490524258] [2020-07-08 22:26:47,145 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:26:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:47,233 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 [2020-07-08 22:26:47,234 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} #valid := #valid[0 := 0]; {7341#true} is VALID [2020-07-08 22:26:47,234 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} assume 0 < #StackHeapBarrier; {7341#true} is VALID [2020-07-08 22:26:47,234 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-08 22:26:47,234 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {7341#true} {7341#true} #194#return; {7341#true} is VALID [2020-07-08 22:26:47,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:47,280 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$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-08 22:26:47,280 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-08 22:26:47,281 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-08 22:26:47,281 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-08 22:26:47,281 INFO L280 TraceCheckUtils]: 4: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-08 22:26:47,282 INFO L280 TraceCheckUtils]: 5: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-08 22:26:47,282 INFO L280 TraceCheckUtils]: 6: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-08 22:26:47,282 INFO L280 TraceCheckUtils]: 7: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-08 22:26:47,283 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-08 22:26:47,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:47,290 INFO L280 TraceCheckUtils]: 0: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-08 22:26:47,291 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-08 22:26:47,291 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-08 22:26:47,292 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-08 22:26:47,292 INFO L280 TraceCheckUtils]: 4: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-08 22:26:47,292 INFO L280 TraceCheckUtils]: 5: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-08 22:26:47,293 INFO L280 TraceCheckUtils]: 6: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-08 22:26:47,293 INFO L280 TraceCheckUtils]: 7: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-08 22:26:47,293 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-08 22:26:47,294 INFO L280 TraceCheckUtils]: 0: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {7341#true} is VALID [2020-07-08 22:26:47,294 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-08 22:26:47,294 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := 0, 0; {7341#true} is VALID [2020-07-08 22:26:47,295 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume !!(~len > 0); {7341#true} is VALID [2020-07-08 22:26:47,297 INFO L263 TraceCheckUtils]: 4: Hoare triple {7341#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:47,298 INFO L280 TraceCheckUtils]: 5: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-08 22:26:47,298 INFO L280 TraceCheckUtils]: 6: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-08 22:26:47,298 INFO L280 TraceCheckUtils]: 7: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-08 22:26:47,299 INFO L280 TraceCheckUtils]: 8: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-08 22:26:47,299 INFO L280 TraceCheckUtils]: 9: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-08 22:26:47,299 INFO L280 TraceCheckUtils]: 10: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-08 22:26:47,300 INFO L280 TraceCheckUtils]: 11: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-08 22:26:47,300 INFO L280 TraceCheckUtils]: 12: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-08 22:26:47,300 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-08 22:26:47,301 INFO L280 TraceCheckUtils]: 14: Hoare triple {7341#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-08 22:26:47,301 INFO L280 TraceCheckUtils]: 15: Hoare triple {7341#true} havoc #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-08 22:26:47,301 INFO L280 TraceCheckUtils]: 16: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {7341#true} is VALID [2020-07-08 22:26:47,302 INFO L280 TraceCheckUtils]: 17: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {7341#true} is VALID [2020-07-08 22:26:47,302 INFO L280 TraceCheckUtils]: 18: Hoare triple {7341#true} #t~post3 := ~len; {7341#true} is VALID [2020-07-08 22:26:47,302 INFO L280 TraceCheckUtils]: 19: Hoare triple {7341#true} ~len := #t~post3 - 1; {7341#true} is VALID [2020-07-08 22:26:47,303 INFO L280 TraceCheckUtils]: 20: Hoare triple {7341#true} havoc #t~post3; {7341#true} is VALID [2020-07-08 22:26:47,303 INFO L280 TraceCheckUtils]: 21: Hoare triple {7341#true} assume !!(~len > 0); {7341#true} is VALID [2020-07-08 22:26:47,306 INFO L263 TraceCheckUtils]: 22: Hoare triple {7341#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:47,306 INFO L280 TraceCheckUtils]: 23: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-08 22:26:47,306 INFO L280 TraceCheckUtils]: 24: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-08 22:26:47,307 INFO L280 TraceCheckUtils]: 25: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-08 22:26:47,307 INFO L280 TraceCheckUtils]: 26: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-08 22:26:47,307 INFO L280 TraceCheckUtils]: 27: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-08 22:26:47,308 INFO L280 TraceCheckUtils]: 28: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-08 22:26:47,308 INFO L280 TraceCheckUtils]: 29: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-08 22:26:47,308 INFO L280 TraceCheckUtils]: 30: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-08 22:26:47,309 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-08 22:26:47,309 INFO L280 TraceCheckUtils]: 32: Hoare triple {7341#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-08 22:26:47,309 INFO L280 TraceCheckUtils]: 33: Hoare triple {7341#true} havoc #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-08 22:26:47,309 INFO L280 TraceCheckUtils]: 34: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {7341#true} is VALID [2020-07-08 22:26:47,310 INFO L280 TraceCheckUtils]: 35: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {7341#true} is VALID [2020-07-08 22:26:47,310 INFO L280 TraceCheckUtils]: 36: Hoare triple {7341#true} #t~post3 := ~len; {7341#true} is VALID [2020-07-08 22:26:47,310 INFO L280 TraceCheckUtils]: 37: Hoare triple {7341#true} ~len := #t~post3 - 1; {7341#true} is VALID [2020-07-08 22:26:47,311 INFO L280 TraceCheckUtils]: 38: Hoare triple {7341#true} havoc #t~post3; {7341#true} is VALID [2020-07-08 22:26:47,311 INFO L280 TraceCheckUtils]: 39: Hoare triple {7341#true} assume !(~len > 0); {7341#true} is VALID [2020-07-08 22:26:47,311 INFO L280 TraceCheckUtils]: 40: Hoare triple {7341#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {7341#true} is VALID [2020-07-08 22:26:47,312 INFO L280 TraceCheckUtils]: 41: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-08 22:26:47,314 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #186#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:47,349 INFO L280 TraceCheckUtils]: 0: Hoare triple {7456#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-08 22:26:47,349 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-08 22:26:47,349 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} ~index := #in~index; {7341#true} is VALID [2020-07-08 22:26:47,350 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume !!(~index > 0); {7341#true} is VALID [2020-07-08 22:26:47,350 INFO L280 TraceCheckUtils]: 4: Hoare triple {7341#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {7341#true} is VALID [2020-07-08 22:26:47,350 INFO L280 TraceCheckUtils]: 5: Hoare triple {7341#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {7341#true} is VALID [2020-07-08 22:26:47,351 INFO L280 TraceCheckUtils]: 6: Hoare triple {7341#true} havoc #t~mem9.base, #t~mem9.offset; {7341#true} is VALID [2020-07-08 22:26:47,351 INFO L280 TraceCheckUtils]: 7: Hoare triple {7341#true} #t~post10 := ~index; {7341#true} is VALID [2020-07-08 22:26:47,351 INFO L280 TraceCheckUtils]: 8: Hoare triple {7341#true} ~index := #t~post10 - 1; {7341#true} is VALID [2020-07-08 22:26:47,352 INFO L280 TraceCheckUtils]: 9: Hoare triple {7341#true} havoc #t~post10; {7341#true} is VALID [2020-07-08 22:26:47,352 INFO L280 TraceCheckUtils]: 10: Hoare triple {7341#true} assume !(~index > 0); {7341#true} is VALID [2020-07-08 22:26:47,352 INFO L280 TraceCheckUtils]: 11: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {7341#true} is VALID [2020-07-08 22:26:47,353 INFO L280 TraceCheckUtils]: 12: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-08 22:26:47,354 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #188#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:47,363 INFO L280 TraceCheckUtils]: 0: Hoare triple {7456#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-08 22:26:47,363 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-08 22:26:47,363 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} ~index := #in~index; {7341#true} is VALID [2020-07-08 22:26:47,364 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume !(~index > 0); {7341#true} is VALID [2020-07-08 22:26:47,364 INFO L280 TraceCheckUtils]: 4: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {7341#true} is VALID [2020-07-08 22:26:47,364 INFO L280 TraceCheckUtils]: 5: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-08 22:26:47,366 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #188#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:47,459 INFO L280 TraceCheckUtils]: 0: Hoare triple {7341#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-08 22:26:47,465 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} ~index := #in~index; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-08 22:26:47,466 INFO L280 TraceCheckUtils]: 2: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} assume !!(~index > 0); {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-08 22:26:47,467 INFO L280 TraceCheckUtils]: 3: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-08 22:26:47,468 INFO L280 TraceCheckUtils]: 4: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-08 22:26:47,469 INFO L280 TraceCheckUtils]: 5: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} havoc #t~mem6.base, #t~mem6.offset; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-08 22:26:47,470 INFO L280 TraceCheckUtils]: 6: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} #t~post7 := ~index; {7458#(<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:26:47,471 INFO L280 TraceCheckUtils]: 7: Hoare triple {7458#(<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|)} ~index := #t~post7 - 1; {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:26:47,472 INFO L280 TraceCheckUtils]: 8: Hoare triple {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} havoc #t~post7; {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:26:47,473 INFO L280 TraceCheckUtils]: 9: Hoare triple {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} assume !!(~index > 0); {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:26:47,474 INFO L280 TraceCheckUtils]: 10: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:26:47,475 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 [2020-07-08 22:26:47,476 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 [2020-07-08 22:26:47,477 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 [2020-07-08 22:26:47,478 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 [2020-07-08 22:26:47,478 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 [2020-07-08 22:26:47,479 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 [2020-07-08 22:26:47,480 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 [2020-07-08 22:26:47,481 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 [2020-07-08 22:26:47,482 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 [2020-07-08 22:26:47,483 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 [2020-07-08 22:26:47,485 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 [2020-07-08 22:26:47,487 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 [2020-07-08 22:26:47,487 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 [2020-07-08 22:26:47,488 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} #valid := #valid[0 := 0]; {7341#true} is VALID [2020-07-08 22:26:47,488 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume 0 < #StackHeapBarrier; {7341#true} is VALID [2020-07-08 22:26:47,488 INFO L280 TraceCheckUtils]: 4: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-08 22:26:47,489 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {7341#true} {7341#true} #194#return; {7341#true} is VALID [2020-07-08 22:26:47,489 INFO L263 TraceCheckUtils]: 6: Hoare triple {7341#true} call #t~ret15 := main(); {7341#true} is VALID [2020-07-08 22:26:47,490 INFO L280 TraceCheckUtils]: 7: Hoare triple {7341#true} ~len~0 := 2; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,491 INFO L280 TraceCheckUtils]: 8: Hoare triple {7348#(<= main_~len~0 2)} ~data~0 := 1; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,493 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$.offset)|))} is VALID [2020-07-08 22:26:47,493 INFO L280 TraceCheckUtils]: 10: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {7341#true} is VALID [2020-07-08 22:26:47,493 INFO L280 TraceCheckUtils]: 11: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-08 22:26:47,494 INFO L280 TraceCheckUtils]: 12: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := 0, 0; {7341#true} is VALID [2020-07-08 22:26:47,494 INFO L280 TraceCheckUtils]: 13: Hoare triple {7341#true} assume !!(~len > 0); {7341#true} is VALID [2020-07-08 22:26:47,496 INFO L263 TraceCheckUtils]: 14: Hoare triple {7341#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:47,496 INFO L280 TraceCheckUtils]: 15: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-08 22:26:47,496 INFO L280 TraceCheckUtils]: 16: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-08 22:26:47,497 INFO L280 TraceCheckUtils]: 17: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-08 22:26:47,497 INFO L280 TraceCheckUtils]: 18: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-08 22:26:47,497 INFO L280 TraceCheckUtils]: 19: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-08 22:26:47,497 INFO L280 TraceCheckUtils]: 20: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-08 22:26:47,498 INFO L280 TraceCheckUtils]: 21: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-08 22:26:47,498 INFO L280 TraceCheckUtils]: 22: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-08 22:26:47,498 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-08 22:26:47,499 INFO L280 TraceCheckUtils]: 24: Hoare triple {7341#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-08 22:26:47,499 INFO L280 TraceCheckUtils]: 25: Hoare triple {7341#true} havoc #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-08 22:26:47,499 INFO L280 TraceCheckUtils]: 26: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {7341#true} is VALID [2020-07-08 22:26:47,499 INFO L280 TraceCheckUtils]: 27: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {7341#true} is VALID [2020-07-08 22:26:47,500 INFO L280 TraceCheckUtils]: 28: Hoare triple {7341#true} #t~post3 := ~len; {7341#true} is VALID [2020-07-08 22:26:47,500 INFO L280 TraceCheckUtils]: 29: Hoare triple {7341#true} ~len := #t~post3 - 1; {7341#true} is VALID [2020-07-08 22:26:47,500 INFO L280 TraceCheckUtils]: 30: Hoare triple {7341#true} havoc #t~post3; {7341#true} is VALID [2020-07-08 22:26:47,501 INFO L280 TraceCheckUtils]: 31: Hoare triple {7341#true} assume !!(~len > 0); {7341#true} is VALID [2020-07-08 22:26:47,502 INFO L263 TraceCheckUtils]: 32: Hoare triple {7341#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:47,503 INFO L280 TraceCheckUtils]: 33: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-08 22:26:47,503 INFO L280 TraceCheckUtils]: 34: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-08 22:26:47,503 INFO L280 TraceCheckUtils]: 35: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-08 22:26:47,504 INFO L280 TraceCheckUtils]: 36: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-08 22:26:47,504 INFO L280 TraceCheckUtils]: 37: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-08 22:26:47,504 INFO L280 TraceCheckUtils]: 38: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-08 22:26:47,505 INFO L280 TraceCheckUtils]: 39: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-08 22:26:47,505 INFO L280 TraceCheckUtils]: 40: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-08 22:26:47,505 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-08 22:26:47,506 INFO L280 TraceCheckUtils]: 42: Hoare triple {7341#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-08 22:26:47,506 INFO L280 TraceCheckUtils]: 43: Hoare triple {7341#true} havoc #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-08 22:26:47,506 INFO L280 TraceCheckUtils]: 44: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {7341#true} is VALID [2020-07-08 22:26:47,506 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 [2020-07-08 22:26:47,507 INFO L280 TraceCheckUtils]: 46: Hoare triple {7341#true} #t~post3 := ~len; {7341#true} is VALID [2020-07-08 22:26:47,507 INFO L280 TraceCheckUtils]: 47: Hoare triple {7341#true} ~len := #t~post3 - 1; {7341#true} is VALID [2020-07-08 22:26:47,507 INFO L280 TraceCheckUtils]: 48: Hoare triple {7341#true} havoc #t~post3; {7341#true} is VALID [2020-07-08 22:26:47,508 INFO L280 TraceCheckUtils]: 49: Hoare triple {7341#true} assume !(~len > 0); {7341#true} is VALID [2020-07-08 22:26:47,508 INFO L280 TraceCheckUtils]: 50: Hoare triple {7341#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {7341#true} is VALID [2020-07-08 22:26:47,508 INFO L280 TraceCheckUtils]: 51: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-08 22:26:47,510 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #186#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,511 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 [2020-07-08 22:26:47,512 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 [2020-07-08 22:26:47,512 INFO L280 TraceCheckUtils]: 55: Hoare triple {7348#(<= main_~len~0 2)} havoc ~i~0; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,513 INFO L280 TraceCheckUtils]: 56: Hoare triple {7348#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,514 INFO L280 TraceCheckUtils]: 57: Hoare triple {7348#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,515 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 [2020-07-08 22:26:47,517 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$.offset)|))} is VALID [2020-07-08 22:26:47,517 INFO L280 TraceCheckUtils]: 60: Hoare triple {7456#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-08 22:26:47,518 INFO L280 TraceCheckUtils]: 61: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-08 22:26:47,518 INFO L280 TraceCheckUtils]: 62: Hoare triple {7341#true} ~index := #in~index; {7341#true} is VALID [2020-07-08 22:26:47,518 INFO L280 TraceCheckUtils]: 63: Hoare triple {7341#true} assume !!(~index > 0); {7341#true} is VALID [2020-07-08 22:26:47,519 INFO L280 TraceCheckUtils]: 64: Hoare triple {7341#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {7341#true} is VALID [2020-07-08 22:26:47,519 INFO L280 TraceCheckUtils]: 65: Hoare triple {7341#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {7341#true} is VALID [2020-07-08 22:26:47,519 INFO L280 TraceCheckUtils]: 66: Hoare triple {7341#true} havoc #t~mem9.base, #t~mem9.offset; {7341#true} is VALID [2020-07-08 22:26:47,520 INFO L280 TraceCheckUtils]: 67: Hoare triple {7341#true} #t~post10 := ~index; {7341#true} is VALID [2020-07-08 22:26:47,520 INFO L280 TraceCheckUtils]: 68: Hoare triple {7341#true} ~index := #t~post10 - 1; {7341#true} is VALID [2020-07-08 22:26:47,520 INFO L280 TraceCheckUtils]: 69: Hoare triple {7341#true} havoc #t~post10; {7341#true} is VALID [2020-07-08 22:26:47,521 INFO L280 TraceCheckUtils]: 70: Hoare triple {7341#true} assume !(~index > 0); {7341#true} is VALID [2020-07-08 22:26:47,521 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 [2020-07-08 22:26:47,521 INFO L280 TraceCheckUtils]: 72: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-08 22:26:47,523 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #188#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,524 INFO L280 TraceCheckUtils]: 74: Hoare triple {7348#(<= main_~len~0 2)} #t~post12 := ~i~0; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,525 INFO L280 TraceCheckUtils]: 75: Hoare triple {7348#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,525 INFO L280 TraceCheckUtils]: 76: Hoare triple {7348#(<= main_~len~0 2)} havoc #t~post12; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,526 INFO L280 TraceCheckUtils]: 77: Hoare triple {7348#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,527 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 [2020-07-08 22:26:47,529 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$.offset)|))} is VALID [2020-07-08 22:26:47,530 INFO L280 TraceCheckUtils]: 80: Hoare triple {7456#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-08 22:26:47,530 INFO L280 TraceCheckUtils]: 81: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-08 22:26:47,530 INFO L280 TraceCheckUtils]: 82: Hoare triple {7341#true} ~index := #in~index; {7341#true} is VALID [2020-07-08 22:26:47,531 INFO L280 TraceCheckUtils]: 83: Hoare triple {7341#true} assume !(~index > 0); {7341#true} is VALID [2020-07-08 22:26:47,531 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 [2020-07-08 22:26:47,531 INFO L280 TraceCheckUtils]: 85: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-08 22:26:47,533 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #188#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,534 INFO L280 TraceCheckUtils]: 87: Hoare triple {7348#(<= main_~len~0 2)} #t~post12 := ~i~0; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,535 INFO L280 TraceCheckUtils]: 88: Hoare triple {7348#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,535 INFO L280 TraceCheckUtils]: 89: Hoare triple {7348#(<= main_~len~0 2)} havoc #t~post12; {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,536 INFO L280 TraceCheckUtils]: 90: Hoare triple {7348#(<= main_~len~0 2)} assume !(~i~0 >= 0); {7348#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:47,537 INFO L280 TraceCheckUtils]: 91: Hoare triple {7348#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {7413#(<= main_~i~0 1)} is VALID [2020-07-08 22:26:47,538 INFO L280 TraceCheckUtils]: 92: Hoare triple {7413#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {7413#(<= main_~i~0 1)} is VALID [2020-07-08 22:26:47,539 INFO L280 TraceCheckUtils]: 93: Hoare triple {7413#(<= main_~i~0 1)} ~expected~0 := ~i~0 + ~len~0; {7413#(<= main_~i~0 1)} is VALID [2020-07-08 22:26:47,539 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 [2020-07-08 22:26:47,540 INFO L280 TraceCheckUtils]: 95: Hoare triple {7341#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-08 22:26:47,541 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 [2020-07-08 22:26:47,541 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 [2020-07-08 22:26:47,542 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$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-08 22:26:47,543 INFO L280 TraceCheckUtils]: 99: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-08 22:26:47,544 INFO L280 TraceCheckUtils]: 100: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} havoc #t~mem6.base, #t~mem6.offset; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-08 22:26:47,545 INFO L280 TraceCheckUtils]: 101: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} #t~post7 := ~index; {7458#(<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:26:47,546 INFO L280 TraceCheckUtils]: 102: Hoare triple {7458#(<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|)} ~index := #t~post7 - 1; {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:26:47,547 INFO L280 TraceCheckUtils]: 103: Hoare triple {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} havoc #t~post7; {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:26:47,548 INFO L280 TraceCheckUtils]: 104: Hoare triple {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} assume !!(~index > 0); {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:26:47,549 INFO L280 TraceCheckUtils]: 105: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:26:47,550 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 [2020-07-08 22:26:47,551 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 [2020-07-08 22:26:47,552 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 [2020-07-08 22:26:47,553 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 [2020-07-08 22:26:47,553 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 [2020-07-08 22:26:47,554 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 [2020-07-08 22:26:47,555 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 [2020-07-08 22:26:47,556 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 [2020-07-08 22:26:47,557 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 [2020-07-08 22:26:47,557 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 [2020-07-08 22:26:47,559 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 [2020-07-08 22:26:47,560 INFO L280 TraceCheckUtils]: 117: Hoare triple {7342#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {7342#false} is VALID [2020-07-08 22:26:47,560 INFO L280 TraceCheckUtils]: 118: Hoare triple {7342#false} assume ~expected~0 != #t~ret14; {7342#false} is VALID [2020-07-08 22:26:47,560 INFO L280 TraceCheckUtils]: 119: Hoare triple {7342#false} havoc #t~ret14; {7342#false} is VALID [2020-07-08 22:26:47,561 INFO L280 TraceCheckUtils]: 120: Hoare triple {7342#false} assume !false; {7342#false} is VALID [2020-07-08 22:26:47,586 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-07-08 22:26:47,586 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1490524258] [2020-07-08 22:26:47,586 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:26:47,587 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-07-08 22:26:47,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660070215] [2020-07-08 22:26:47,594 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-08 22:26:47,595 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:26:47,595 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-08 22:26:47,734 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 90 edges. 90 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:47,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-08 22:26:47,735 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:26:47,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-08 22:26:47,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-07-08 22:26:47,736 INFO L87 Difference]: Start difference. First operand 152 states and 171 transitions. Second operand 11 states. [2020-07-08 22:26:50,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:50,613 INFO L93 Difference]: Finished difference Result 204 states and 226 transitions. [2020-07-08 22:26:50,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-08 22:26:50,614 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-08 22:26:50,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:26:50,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 22:26:50,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 157 transitions. [2020-07-08 22:26:50,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 22:26:50,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 157 transitions. [2020-07-08 22:26:50,622 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 157 transitions. [2020-07-08 22:26:50,814 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 157 edges. 157 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:50,820 INFO L225 Difference]: With dead ends: 204 [2020-07-08 22:26:50,820 INFO L226 Difference]: Without dead ends: 160 [2020-07-08 22:26:50,821 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 [2020-07-08 22:26:50,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-07-08 22:26:51,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 147. [2020-07-08 22:26:51,420 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:26:51,421 INFO L82 GeneralOperation]: Start isEquivalent. First operand 160 states. Second operand 147 states. [2020-07-08 22:26:51,421 INFO L74 IsIncluded]: Start isIncluded. First operand 160 states. Second operand 147 states. [2020-07-08 22:26:51,421 INFO L87 Difference]: Start difference. First operand 160 states. Second operand 147 states. [2020-07-08 22:26:51,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:51,432 INFO L93 Difference]: Finished difference Result 160 states and 177 transitions. [2020-07-08 22:26:51,432 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 177 transitions. [2020-07-08 22:26:51,433 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:51,433 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:51,433 INFO L74 IsIncluded]: Start isIncluded. First operand 147 states. Second operand 160 states. [2020-07-08 22:26:51,433 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 160 states. [2020-07-08 22:26:51,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:51,438 INFO L93 Difference]: Finished difference Result 160 states and 177 transitions. [2020-07-08 22:26:51,438 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 177 transitions. [2020-07-08 22:26:51,439 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:51,439 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:51,440 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:26:51,440 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:26:51,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-07-08 22:26:51,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 164 transitions. [2020-07-08 22:26:51,445 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 164 transitions. Word has length 121 [2020-07-08 22:26:51,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:26:51,445 INFO L479 AbstractCegarLoop]: Abstraction has 147 states and 164 transitions. [2020-07-08 22:26:51,445 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-08 22:26:51,445 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 147 states and 164 transitions. [2020-07-08 22:26:51,796 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 164 edges. 164 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:51,796 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 164 transitions. [2020-07-08 22:26:51,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-07-08 22:26:51,799 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:26:51,799 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] [2020-07-08 22:26:51,800 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-08 22:26:51,800 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:26:51,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:26:51,800 INFO L82 PathProgramCache]: Analyzing trace with hash -1457945893, now seen corresponding path program 3 times [2020-07-08 22:26:51,800 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:26:51,801 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [472886564] [2020-07-08 22:26:51,801 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:26:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:51,901 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 [2020-07-08 22:26:51,902 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} #valid := #valid[0 := 0]; {8504#true} is VALID [2020-07-08 22:26:51,902 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} assume 0 < #StackHeapBarrier; {8504#true} is VALID [2020-07-08 22:26:51,902 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-08 22:26:51,902 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {8504#true} {8504#true} #194#return; {8504#true} is VALID [2020-07-08 22:26:51,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:51,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:51,957 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$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-08 22:26:51,957 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-08 22:26:51,957 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-08 22:26:51,957 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-08 22:26:51,958 INFO L280 TraceCheckUtils]: 4: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-08 22:26:51,958 INFO L280 TraceCheckUtils]: 5: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-08 22:26:51,958 INFO L280 TraceCheckUtils]: 6: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-08 22:26:51,959 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-08 22:26:51,959 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-08 22:26:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:51,966 INFO L280 TraceCheckUtils]: 0: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-08 22:26:51,966 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-08 22:26:51,966 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-08 22:26:51,967 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-08 22:26:51,967 INFO L280 TraceCheckUtils]: 4: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-08 22:26:51,967 INFO L280 TraceCheckUtils]: 5: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-08 22:26:51,967 INFO L280 TraceCheckUtils]: 6: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-08 22:26:51,967 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-08 22:26:51,968 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-08 22:26:51,968 INFO L280 TraceCheckUtils]: 0: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {8504#true} is VALID [2020-07-08 22:26:51,968 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-08 22:26:51,968 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := 0, 0; {8504#true} is VALID [2020-07-08 22:26:51,969 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume !!(~len > 0); {8504#true} is VALID [2020-07-08 22:26:51,970 INFO L263 TraceCheckUtils]: 4: Hoare triple {8504#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:51,970 INFO L280 TraceCheckUtils]: 5: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-08 22:26:51,970 INFO L280 TraceCheckUtils]: 6: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-08 22:26:51,970 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-08 22:26:51,971 INFO L280 TraceCheckUtils]: 8: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-08 22:26:51,971 INFO L280 TraceCheckUtils]: 9: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-08 22:26:51,971 INFO L280 TraceCheckUtils]: 10: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-08 22:26:51,972 INFO L280 TraceCheckUtils]: 11: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-08 22:26:51,972 INFO L280 TraceCheckUtils]: 12: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-08 22:26:51,972 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-08 22:26:51,972 INFO L280 TraceCheckUtils]: 14: Hoare triple {8504#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-08 22:26:51,973 INFO L280 TraceCheckUtils]: 15: Hoare triple {8504#true} havoc #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-08 22:26:51,973 INFO L280 TraceCheckUtils]: 16: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {8504#true} is VALID [2020-07-08 22:26:51,973 INFO L280 TraceCheckUtils]: 17: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {8504#true} is VALID [2020-07-08 22:26:51,973 INFO L280 TraceCheckUtils]: 18: Hoare triple {8504#true} #t~post3 := ~len; {8504#true} is VALID [2020-07-08 22:26:51,974 INFO L280 TraceCheckUtils]: 19: Hoare triple {8504#true} ~len := #t~post3 - 1; {8504#true} is VALID [2020-07-08 22:26:51,974 INFO L280 TraceCheckUtils]: 20: Hoare triple {8504#true} havoc #t~post3; {8504#true} is VALID [2020-07-08 22:26:51,974 INFO L280 TraceCheckUtils]: 21: Hoare triple {8504#true} assume !!(~len > 0); {8504#true} is VALID [2020-07-08 22:26:51,976 INFO L263 TraceCheckUtils]: 22: Hoare triple {8504#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:51,977 INFO L280 TraceCheckUtils]: 23: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-08 22:26:51,977 INFO L280 TraceCheckUtils]: 24: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-08 22:26:51,977 INFO L280 TraceCheckUtils]: 25: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-08 22:26:51,977 INFO L280 TraceCheckUtils]: 26: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-08 22:26:51,978 INFO L280 TraceCheckUtils]: 27: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-08 22:26:51,978 INFO L280 TraceCheckUtils]: 28: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-08 22:26:51,978 INFO L280 TraceCheckUtils]: 29: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-08 22:26:51,978 INFO L280 TraceCheckUtils]: 30: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-08 22:26:51,979 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-08 22:26:51,979 INFO L280 TraceCheckUtils]: 32: Hoare triple {8504#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-08 22:26:51,979 INFO L280 TraceCheckUtils]: 33: Hoare triple {8504#true} havoc #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-08 22:26:51,979 INFO L280 TraceCheckUtils]: 34: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {8504#true} is VALID [2020-07-08 22:26:51,979 INFO L280 TraceCheckUtils]: 35: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {8504#true} is VALID [2020-07-08 22:26:51,979 INFO L280 TraceCheckUtils]: 36: Hoare triple {8504#true} #t~post3 := ~len; {8504#true} is VALID [2020-07-08 22:26:51,980 INFO L280 TraceCheckUtils]: 37: Hoare triple {8504#true} ~len := #t~post3 - 1; {8504#true} is VALID [2020-07-08 22:26:51,980 INFO L280 TraceCheckUtils]: 38: Hoare triple {8504#true} havoc #t~post3; {8504#true} is VALID [2020-07-08 22:26:51,980 INFO L280 TraceCheckUtils]: 39: Hoare triple {8504#true} assume !(~len > 0); {8504#true} is VALID [2020-07-08 22:26:51,980 INFO L280 TraceCheckUtils]: 40: Hoare triple {8504#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {8504#true} is VALID [2020-07-08 22:26:51,980 INFO L280 TraceCheckUtils]: 41: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-08 22:26:51,982 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {8504#true} {8511#(<= main_~len~0 2)} #186#return; {8511#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:52,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:52,007 INFO L280 TraceCheckUtils]: 0: Hoare triple {8621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-08 22:26:52,007 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-08 22:26:52,007 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} ~index := #in~index; {8504#true} is VALID [2020-07-08 22:26:52,007 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume !!(~index > 0); {8504#true} is VALID [2020-07-08 22:26:52,008 INFO L280 TraceCheckUtils]: 4: Hoare triple {8504#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {8504#true} is VALID [2020-07-08 22:26:52,008 INFO L280 TraceCheckUtils]: 5: Hoare triple {8504#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {8504#true} is VALID [2020-07-08 22:26:52,008 INFO L280 TraceCheckUtils]: 6: Hoare triple {8504#true} havoc #t~mem9.base, #t~mem9.offset; {8504#true} is VALID [2020-07-08 22:26:52,008 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} #t~post10 := ~index; {8504#true} is VALID [2020-07-08 22:26:52,008 INFO L280 TraceCheckUtils]: 8: Hoare triple {8504#true} ~index := #t~post10 - 1; {8504#true} is VALID [2020-07-08 22:26:52,009 INFO L280 TraceCheckUtils]: 9: Hoare triple {8504#true} havoc #t~post10; {8504#true} is VALID [2020-07-08 22:26:52,009 INFO L280 TraceCheckUtils]: 10: Hoare triple {8504#true} assume !(~index > 0); {8504#true} is VALID [2020-07-08 22:26:52,009 INFO L280 TraceCheckUtils]: 11: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {8504#true} is VALID [2020-07-08 22:26:52,009 INFO L280 TraceCheckUtils]: 12: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-08 22:26:52,010 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {8504#true} {8555#(<= main_~i~0 1)} #188#return; {8555#(<= main_~i~0 1)} is VALID [2020-07-08 22:26:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:52,075 INFO L280 TraceCheckUtils]: 0: Hoare triple {8621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-08 22:26:52,076 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-08 22:26:52,076 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} ~index := #in~index; {8622#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-08 22:26:52,077 INFO L280 TraceCheckUtils]: 3: Hoare triple {8622#(= |sll_update_at_#in~index| sll_update_at_~index)} assume !!(~index > 0); {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} is VALID [2020-07-08 22:26:52,078 INFO L280 TraceCheckUtils]: 4: Hoare triple {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} is VALID [2020-07-08 22:26:52,079 INFO L280 TraceCheckUtils]: 5: Hoare triple {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} is VALID [2020-07-08 22:26:52,079 INFO L280 TraceCheckUtils]: 6: Hoare triple {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} havoc #t~mem9.base, #t~mem9.offset; {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} is VALID [2020-07-08 22:26:52,080 INFO L280 TraceCheckUtils]: 7: Hoare triple {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} #t~post10 := ~index; {8624#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:52,080 INFO L280 TraceCheckUtils]: 8: Hoare triple {8624#(<= 1 |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {8624#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:52,081 INFO L280 TraceCheckUtils]: 9: Hoare triple {8624#(<= 1 |sll_update_at_#in~index|)} havoc #t~post10; {8624#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:52,081 INFO L280 TraceCheckUtils]: 10: Hoare triple {8624#(<= 1 |sll_update_at_#in~index|)} assume !(~index > 0); {8624#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:52,082 INFO L280 TraceCheckUtils]: 11: Hoare triple {8624#(<= 1 |sll_update_at_#in~index|)} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {8624#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:52,082 INFO L280 TraceCheckUtils]: 12: Hoare triple {8624#(<= 1 |sll_update_at_#in~index|)} assume true; {8624#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:52,084 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {8624#(<= 1 |sll_update_at_#in~index|)} {8571#(<= main_~i~0 0)} #188#return; {8505#false} is VALID [2020-07-08 22:26:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:52,092 INFO L280 TraceCheckUtils]: 0: Hoare triple {8504#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-08 22:26:52,093 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} ~index := #in~index; {8504#true} is VALID [2020-07-08 22:26:52,093 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} assume !!(~index > 0); {8504#true} is VALID [2020-07-08 22:26:52,093 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 [2020-07-08 22:26:52,093 INFO L280 TraceCheckUtils]: 4: Hoare triple {8504#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {8504#true} is VALID [2020-07-08 22:26:52,093 INFO L280 TraceCheckUtils]: 5: Hoare triple {8504#true} havoc #t~mem6.base, #t~mem6.offset; {8504#true} is VALID [2020-07-08 22:26:52,094 INFO L280 TraceCheckUtils]: 6: Hoare triple {8504#true} #t~post7 := ~index; {8504#true} is VALID [2020-07-08 22:26:52,094 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} ~index := #t~post7 - 1; {8504#true} is VALID [2020-07-08 22:26:52,094 INFO L280 TraceCheckUtils]: 8: Hoare triple {8504#true} havoc #t~post7; {8504#true} is VALID [2020-07-08 22:26:52,094 INFO L280 TraceCheckUtils]: 9: Hoare triple {8504#true} assume !(~index > 0); {8504#true} is VALID [2020-07-08 22:26:52,094 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 [2020-07-08 22:26:52,095 INFO L280 TraceCheckUtils]: 11: Hoare triple {8504#true} #res := #t~mem8; {8504#true} is VALID [2020-07-08 22:26:52,095 INFO L280 TraceCheckUtils]: 12: Hoare triple {8504#true} havoc #t~mem8; {8504#true} is VALID [2020-07-08 22:26:52,095 INFO L280 TraceCheckUtils]: 13: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-08 22:26:52,095 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {8504#true} {8505#false} #190#return; {8505#false} is VALID [2020-07-08 22:26:52,096 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 [2020-07-08 22:26:52,097 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 [2020-07-08 22:26:52,097 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} #valid := #valid[0 := 0]; {8504#true} is VALID [2020-07-08 22:26:52,097 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume 0 < #StackHeapBarrier; {8504#true} is VALID [2020-07-08 22:26:52,097 INFO L280 TraceCheckUtils]: 4: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-08 22:26:52,097 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {8504#true} {8504#true} #194#return; {8504#true} is VALID [2020-07-08 22:26:52,097 INFO L263 TraceCheckUtils]: 6: Hoare triple {8504#true} call #t~ret15 := main(); {8504#true} is VALID [2020-07-08 22:26:52,098 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} ~len~0 := 2; {8511#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:52,099 INFO L280 TraceCheckUtils]: 8: Hoare triple {8511#(<= main_~len~0 2)} ~data~0 := 1; {8511#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:52,100 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$.offset)|))} is VALID [2020-07-08 22:26:52,100 INFO L280 TraceCheckUtils]: 10: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {8504#true} is VALID [2020-07-08 22:26:52,101 INFO L280 TraceCheckUtils]: 11: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-08 22:26:52,101 INFO L280 TraceCheckUtils]: 12: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := 0, 0; {8504#true} is VALID [2020-07-08 22:26:52,101 INFO L280 TraceCheckUtils]: 13: Hoare triple {8504#true} assume !!(~len > 0); {8504#true} is VALID [2020-07-08 22:26:52,102 INFO L263 TraceCheckUtils]: 14: Hoare triple {8504#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:52,102 INFO L280 TraceCheckUtils]: 15: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-08 22:26:52,103 INFO L280 TraceCheckUtils]: 16: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-08 22:26:52,103 INFO L280 TraceCheckUtils]: 17: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-08 22:26:52,103 INFO L280 TraceCheckUtils]: 18: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-08 22:26:52,103 INFO L280 TraceCheckUtils]: 19: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-08 22:26:52,103 INFO L280 TraceCheckUtils]: 20: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-08 22:26:52,103 INFO L280 TraceCheckUtils]: 21: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-08 22:26:52,104 INFO L280 TraceCheckUtils]: 22: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-08 22:26:52,104 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-08 22:26:52,104 INFO L280 TraceCheckUtils]: 24: Hoare triple {8504#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-08 22:26:52,104 INFO L280 TraceCheckUtils]: 25: Hoare triple {8504#true} havoc #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-08 22:26:52,104 INFO L280 TraceCheckUtils]: 26: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {8504#true} is VALID [2020-07-08 22:26:52,104 INFO L280 TraceCheckUtils]: 27: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {8504#true} is VALID [2020-07-08 22:26:52,105 INFO L280 TraceCheckUtils]: 28: Hoare triple {8504#true} #t~post3 := ~len; {8504#true} is VALID [2020-07-08 22:26:52,105 INFO L280 TraceCheckUtils]: 29: Hoare triple {8504#true} ~len := #t~post3 - 1; {8504#true} is VALID [2020-07-08 22:26:52,105 INFO L280 TraceCheckUtils]: 30: Hoare triple {8504#true} havoc #t~post3; {8504#true} is VALID [2020-07-08 22:26:52,105 INFO L280 TraceCheckUtils]: 31: Hoare triple {8504#true} assume !!(~len > 0); {8504#true} is VALID [2020-07-08 22:26:52,106 INFO L263 TraceCheckUtils]: 32: Hoare triple {8504#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:52,107 INFO L280 TraceCheckUtils]: 33: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-08 22:26:52,107 INFO L280 TraceCheckUtils]: 34: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-08 22:26:52,107 INFO L280 TraceCheckUtils]: 35: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-08 22:26:52,107 INFO L280 TraceCheckUtils]: 36: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-08 22:26:52,107 INFO L280 TraceCheckUtils]: 37: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-08 22:26:52,108 INFO L280 TraceCheckUtils]: 38: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-08 22:26:52,108 INFO L280 TraceCheckUtils]: 39: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-08 22:26:52,108 INFO L280 TraceCheckUtils]: 40: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-08 22:26:52,108 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-08 22:26:52,108 INFO L280 TraceCheckUtils]: 42: Hoare triple {8504#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-08 22:26:52,108 INFO L280 TraceCheckUtils]: 43: Hoare triple {8504#true} havoc #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-08 22:26:52,109 INFO L280 TraceCheckUtils]: 44: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {8504#true} is VALID [2020-07-08 22:26:52,109 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 [2020-07-08 22:26:52,109 INFO L280 TraceCheckUtils]: 46: Hoare triple {8504#true} #t~post3 := ~len; {8504#true} is VALID [2020-07-08 22:26:52,109 INFO L280 TraceCheckUtils]: 47: Hoare triple {8504#true} ~len := #t~post3 - 1; {8504#true} is VALID [2020-07-08 22:26:52,109 INFO L280 TraceCheckUtils]: 48: Hoare triple {8504#true} havoc #t~post3; {8504#true} is VALID [2020-07-08 22:26:52,109 INFO L280 TraceCheckUtils]: 49: Hoare triple {8504#true} assume !(~len > 0); {8504#true} is VALID [2020-07-08 22:26:52,110 INFO L280 TraceCheckUtils]: 50: Hoare triple {8504#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {8504#true} is VALID [2020-07-08 22:26:52,110 INFO L280 TraceCheckUtils]: 51: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-08 22:26:52,111 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {8504#true} {8511#(<= main_~len~0 2)} #186#return; {8511#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:52,112 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 [2020-07-08 22:26:52,113 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 [2020-07-08 22:26:52,113 INFO L280 TraceCheckUtils]: 55: Hoare triple {8511#(<= main_~len~0 2)} havoc ~i~0; {8511#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:52,114 INFO L280 TraceCheckUtils]: 56: Hoare triple {8511#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {8555#(<= main_~i~0 1)} is VALID [2020-07-08 22:26:52,114 INFO L280 TraceCheckUtils]: 57: Hoare triple {8555#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {8555#(<= main_~i~0 1)} is VALID [2020-07-08 22:26:52,115 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 [2020-07-08 22:26:52,116 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$.offset)|))} is VALID [2020-07-08 22:26:52,116 INFO L280 TraceCheckUtils]: 60: Hoare triple {8621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-08 22:26:52,116 INFO L280 TraceCheckUtils]: 61: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-08 22:26:52,117 INFO L280 TraceCheckUtils]: 62: Hoare triple {8504#true} ~index := #in~index; {8504#true} is VALID [2020-07-08 22:26:52,117 INFO L280 TraceCheckUtils]: 63: Hoare triple {8504#true} assume !!(~index > 0); {8504#true} is VALID [2020-07-08 22:26:52,117 INFO L280 TraceCheckUtils]: 64: Hoare triple {8504#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {8504#true} is VALID [2020-07-08 22:26:52,117 INFO L280 TraceCheckUtils]: 65: Hoare triple {8504#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {8504#true} is VALID [2020-07-08 22:26:52,117 INFO L280 TraceCheckUtils]: 66: Hoare triple {8504#true} havoc #t~mem9.base, #t~mem9.offset; {8504#true} is VALID [2020-07-08 22:26:52,118 INFO L280 TraceCheckUtils]: 67: Hoare triple {8504#true} #t~post10 := ~index; {8504#true} is VALID [2020-07-08 22:26:52,118 INFO L280 TraceCheckUtils]: 68: Hoare triple {8504#true} ~index := #t~post10 - 1; {8504#true} is VALID [2020-07-08 22:26:52,118 INFO L280 TraceCheckUtils]: 69: Hoare triple {8504#true} havoc #t~post10; {8504#true} is VALID [2020-07-08 22:26:52,118 INFO L280 TraceCheckUtils]: 70: Hoare triple {8504#true} assume !(~index > 0); {8504#true} is VALID [2020-07-08 22:26:52,118 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 [2020-07-08 22:26:52,119 INFO L280 TraceCheckUtils]: 72: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-08 22:26:52,120 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {8504#true} {8555#(<= main_~i~0 1)} #188#return; {8555#(<= main_~i~0 1)} is VALID [2020-07-08 22:26:52,120 INFO L280 TraceCheckUtils]: 74: Hoare triple {8555#(<= main_~i~0 1)} #t~post12 := ~i~0; {8570#(<= |main_#t~post12| 1)} is VALID [2020-07-08 22:26:52,121 INFO L280 TraceCheckUtils]: 75: Hoare triple {8570#(<= |main_#t~post12| 1)} ~i~0 := #t~post12 - 1; {8571#(<= main_~i~0 0)} is VALID [2020-07-08 22:26:52,122 INFO L280 TraceCheckUtils]: 76: Hoare triple {8571#(<= main_~i~0 0)} havoc #t~post12; {8571#(<= main_~i~0 0)} is VALID [2020-07-08 22:26:52,122 INFO L280 TraceCheckUtils]: 77: Hoare triple {8571#(<= main_~i~0 0)} assume !!(~i~0 >= 0); {8571#(<= main_~i~0 0)} is VALID [2020-07-08 22:26:52,123 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 [2020-07-08 22:26:52,124 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$.offset)|))} is VALID [2020-07-08 22:26:52,124 INFO L280 TraceCheckUtils]: 80: Hoare triple {8621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-08 22:26:52,124 INFO L280 TraceCheckUtils]: 81: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-08 22:26:52,125 INFO L280 TraceCheckUtils]: 82: Hoare triple {8504#true} ~index := #in~index; {8622#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-08 22:26:52,126 INFO L280 TraceCheckUtils]: 83: Hoare triple {8622#(= |sll_update_at_#in~index| sll_update_at_~index)} assume !!(~index > 0); {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} is VALID [2020-07-08 22:26:52,126 INFO L280 TraceCheckUtils]: 84: Hoare triple {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} is VALID [2020-07-08 22:26:52,127 INFO L280 TraceCheckUtils]: 85: Hoare triple {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} is VALID [2020-07-08 22:26:52,128 INFO L280 TraceCheckUtils]: 86: Hoare triple {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} havoc #t~mem9.base, #t~mem9.offset; {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} is VALID [2020-07-08 22:26:52,128 INFO L280 TraceCheckUtils]: 87: Hoare triple {8623#(and (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index))} #t~post10 := ~index; {8624#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:52,129 INFO L280 TraceCheckUtils]: 88: Hoare triple {8624#(<= 1 |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {8624#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:52,129 INFO L280 TraceCheckUtils]: 89: Hoare triple {8624#(<= 1 |sll_update_at_#in~index|)} havoc #t~post10; {8624#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:52,130 INFO L280 TraceCheckUtils]: 90: Hoare triple {8624#(<= 1 |sll_update_at_#in~index|)} assume !(~index > 0); {8624#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:52,130 INFO L280 TraceCheckUtils]: 91: Hoare triple {8624#(<= 1 |sll_update_at_#in~index|)} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {8624#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:52,131 INFO L280 TraceCheckUtils]: 92: Hoare triple {8624#(<= 1 |sll_update_at_#in~index|)} assume true; {8624#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:52,132 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {8624#(<= 1 |sll_update_at_#in~index|)} {8571#(<= main_~i~0 0)} #188#return; {8505#false} is VALID [2020-07-08 22:26:52,132 INFO L280 TraceCheckUtils]: 94: Hoare triple {8505#false} #t~post12 := ~i~0; {8505#false} is VALID [2020-07-08 22:26:52,132 INFO L280 TraceCheckUtils]: 95: Hoare triple {8505#false} ~i~0 := #t~post12 - 1; {8505#false} is VALID [2020-07-08 22:26:52,132 INFO L280 TraceCheckUtils]: 96: Hoare triple {8505#false} havoc #t~post12; {8505#false} is VALID [2020-07-08 22:26:52,133 INFO L280 TraceCheckUtils]: 97: Hoare triple {8505#false} assume !(~i~0 >= 0); {8505#false} is VALID [2020-07-08 22:26:52,133 INFO L280 TraceCheckUtils]: 98: Hoare triple {8505#false} ~i~0 := ~len~0 - 1; {8505#false} is VALID [2020-07-08 22:26:52,133 INFO L280 TraceCheckUtils]: 99: Hoare triple {8505#false} assume !!(~i~0 >= 0); {8505#false} is VALID [2020-07-08 22:26:52,133 INFO L280 TraceCheckUtils]: 100: Hoare triple {8505#false} ~expected~0 := ~i~0 + ~len~0; {8505#false} is VALID [2020-07-08 22:26:52,133 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 [2020-07-08 22:26:52,134 INFO L280 TraceCheckUtils]: 102: Hoare triple {8504#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-08 22:26:52,134 INFO L280 TraceCheckUtils]: 103: Hoare triple {8504#true} ~index := #in~index; {8504#true} is VALID [2020-07-08 22:26:52,134 INFO L280 TraceCheckUtils]: 104: Hoare triple {8504#true} assume !!(~index > 0); {8504#true} is VALID [2020-07-08 22:26:52,134 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 [2020-07-08 22:26:52,134 INFO L280 TraceCheckUtils]: 106: Hoare triple {8504#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {8504#true} is VALID [2020-07-08 22:26:52,134 INFO L280 TraceCheckUtils]: 107: Hoare triple {8504#true} havoc #t~mem6.base, #t~mem6.offset; {8504#true} is VALID [2020-07-08 22:26:52,135 INFO L280 TraceCheckUtils]: 108: Hoare triple {8504#true} #t~post7 := ~index; {8504#true} is VALID [2020-07-08 22:26:52,135 INFO L280 TraceCheckUtils]: 109: Hoare triple {8504#true} ~index := #t~post7 - 1; {8504#true} is VALID [2020-07-08 22:26:52,135 INFO L280 TraceCheckUtils]: 110: Hoare triple {8504#true} havoc #t~post7; {8504#true} is VALID [2020-07-08 22:26:52,135 INFO L280 TraceCheckUtils]: 111: Hoare triple {8504#true} assume !(~index > 0); {8504#true} is VALID [2020-07-08 22:26:52,135 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 [2020-07-08 22:26:52,135 INFO L280 TraceCheckUtils]: 113: Hoare triple {8504#true} #res := #t~mem8; {8504#true} is VALID [2020-07-08 22:26:52,136 INFO L280 TraceCheckUtils]: 114: Hoare triple {8504#true} havoc #t~mem8; {8504#true} is VALID [2020-07-08 22:26:52,136 INFO L280 TraceCheckUtils]: 115: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-08 22:26:52,136 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {8504#true} {8505#false} #190#return; {8505#false} is VALID [2020-07-08 22:26:52,136 INFO L280 TraceCheckUtils]: 117: Hoare triple {8505#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {8505#false} is VALID [2020-07-08 22:26:52,136 INFO L280 TraceCheckUtils]: 118: Hoare triple {8505#false} assume ~expected~0 != #t~ret14; {8505#false} is VALID [2020-07-08 22:26:52,137 INFO L280 TraceCheckUtils]: 119: Hoare triple {8505#false} havoc #t~ret14; {8505#false} is VALID [2020-07-08 22:26:52,137 INFO L280 TraceCheckUtils]: 120: Hoare triple {8505#false} assume !false; {8505#false} is VALID [2020-07-08 22:26:52,148 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 21 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-07-08 22:26:52,148 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [472886564] [2020-07-08 22:26:52,148 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:26:52,149 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-07-08 22:26:52,149 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405455862] [2020-07-08 22:26:52,149 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 121 [2020-07-08 22:26:52,150 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:26:52,150 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-08 22:26:52,263 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 101 edges. 101 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:52,264 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-08 22:26:52,264 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:26:52,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-08 22:26:52,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-07-08 22:26:52,265 INFO L87 Difference]: Start difference. First operand 147 states and 164 transitions. Second operand 12 states. [2020-07-08 22:26:54,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:54,501 INFO L93 Difference]: Finished difference Result 231 states and 256 transitions. [2020-07-08 22:26:54,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-08 22:26:54,501 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 121 [2020-07-08 22:26:54,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:26:54,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-08 22:26:54,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 168 transitions. [2020-07-08 22:26:54,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-08 22:26:54,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 168 transitions. [2020-07-08 22:26:54,513 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 168 transitions. [2020-07-08 22:26:54,716 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 168 edges. 168 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:54,720 INFO L225 Difference]: With dead ends: 231 [2020-07-08 22:26:54,721 INFO L226 Difference]: Without dead ends: 155 [2020-07-08 22:26:54,722 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=99, Invalid=407, Unknown=0, NotChecked=0, Total=506 [2020-07-08 22:26:54,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-07-08 22:26:55,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 147. [2020-07-08 22:26:55,305 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:26:55,305 INFO L82 GeneralOperation]: Start isEquivalent. First operand 155 states. Second operand 147 states. [2020-07-08 22:26:55,305 INFO L74 IsIncluded]: Start isIncluded. First operand 155 states. Second operand 147 states. [2020-07-08 22:26:55,305 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 147 states. [2020-07-08 22:26:55,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:55,310 INFO L93 Difference]: Finished difference Result 155 states and 168 transitions. [2020-07-08 22:26:55,311 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 168 transitions. [2020-07-08 22:26:55,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:55,312 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:55,312 INFO L74 IsIncluded]: Start isIncluded. First operand 147 states. Second operand 155 states. [2020-07-08 22:26:55,312 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 155 states. [2020-07-08 22:26:55,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:55,317 INFO L93 Difference]: Finished difference Result 155 states and 168 transitions. [2020-07-08 22:26:55,317 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 168 transitions. [2020-07-08 22:26:55,318 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:55,318 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:55,318 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:26:55,318 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:26:55,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-07-08 22:26:55,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 160 transitions. [2020-07-08 22:26:55,322 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 160 transitions. Word has length 121 [2020-07-08 22:26:55,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:26:55,323 INFO L479 AbstractCegarLoop]: Abstraction has 147 states and 160 transitions. [2020-07-08 22:26:55,323 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-08 22:26:55,323 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 147 states and 160 transitions. [2020-07-08 22:26:55,673 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 160 edges. 160 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:55,674 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 160 transitions. [2020-07-08 22:26:55,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-07-08 22:26:55,675 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:26:55,675 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] [2020-07-08 22:26:55,676 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-08 22:26:55,676 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:26:55,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:26:55,676 INFO L82 PathProgramCache]: Analyzing trace with hash 844548283, now seen corresponding path program 4 times [2020-07-08 22:26:55,676 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:26:55,676 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [284968347] [2020-07-08 22:26:55,677 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:26:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:55,785 INFO L280 TraceCheckUtils]: 0: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {9716#true} is VALID [2020-07-08 22:26:55,786 INFO L280 TraceCheckUtils]: 1: Hoare triple {9716#true} #valid := #valid[0 := 0]; {9716#true} is VALID [2020-07-08 22:26:55,786 INFO L280 TraceCheckUtils]: 2: Hoare triple {9716#true} assume 0 < #StackHeapBarrier; {9716#true} is VALID [2020-07-08 22:26:55,786 INFO L280 TraceCheckUtils]: 3: Hoare triple {9716#true} assume true; {9716#true} is VALID [2020-07-08 22:26:55,786 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9716#true} {9716#true} #194#return; {9716#true} is VALID [2020-07-08 22:26:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:55,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:55,867 INFO L280 TraceCheckUtils]: 0: Hoare triple {9812#(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$.offset)|))} ~data := #in~data; {9716#true} is VALID [2020-07-08 22:26:55,867 INFO L280 TraceCheckUtils]: 1: Hoare triple {9716#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9716#true} is VALID [2020-07-08 22:26:55,868 INFO L280 TraceCheckUtils]: 2: Hoare triple {9716#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9716#true} is VALID [2020-07-08 22:26:55,868 INFO L280 TraceCheckUtils]: 3: Hoare triple {9716#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9716#true} is VALID [2020-07-08 22:26:55,868 INFO L280 TraceCheckUtils]: 4: Hoare triple {9716#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9716#true} is VALID [2020-07-08 22:26:55,868 INFO L280 TraceCheckUtils]: 5: Hoare triple {9716#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9716#true} is VALID [2020-07-08 22:26:55,868 INFO L280 TraceCheckUtils]: 6: Hoare triple {9716#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9716#true} is VALID [2020-07-08 22:26:55,869 INFO L280 TraceCheckUtils]: 7: Hoare triple {9716#true} assume true; {9716#true} is VALID [2020-07-08 22:26:55,869 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9716#true} {9716#true} #182#return; {9716#true} is VALID [2020-07-08 22:26:55,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:55,876 INFO L280 TraceCheckUtils]: 0: Hoare triple {9812#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9716#true} is VALID [2020-07-08 22:26:55,877 INFO L280 TraceCheckUtils]: 1: Hoare triple {9716#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9716#true} is VALID [2020-07-08 22:26:55,877 INFO L280 TraceCheckUtils]: 2: Hoare triple {9716#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9716#true} is VALID [2020-07-08 22:26:55,877 INFO L280 TraceCheckUtils]: 3: Hoare triple {9716#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9716#true} is VALID [2020-07-08 22:26:55,877 INFO L280 TraceCheckUtils]: 4: Hoare triple {9716#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9716#true} is VALID [2020-07-08 22:26:55,877 INFO L280 TraceCheckUtils]: 5: Hoare triple {9716#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9716#true} is VALID [2020-07-08 22:26:55,878 INFO L280 TraceCheckUtils]: 6: Hoare triple {9716#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9716#true} is VALID [2020-07-08 22:26:55,878 INFO L280 TraceCheckUtils]: 7: Hoare triple {9716#true} assume true; {9716#true} is VALID [2020-07-08 22:26:55,878 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9716#true} {9716#true} #182#return; {9716#true} is VALID [2020-07-08 22:26:55,878 INFO L280 TraceCheckUtils]: 0: Hoare triple {9812#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {9716#true} is VALID [2020-07-08 22:26:55,879 INFO L280 TraceCheckUtils]: 1: Hoare triple {9716#true} ~data := #in~data; {9716#true} is VALID [2020-07-08 22:26:55,879 INFO L280 TraceCheckUtils]: 2: Hoare triple {9716#true} ~head~0.base, ~head~0.offset := 0, 0; {9716#true} is VALID [2020-07-08 22:26:55,879 INFO L280 TraceCheckUtils]: 3: Hoare triple {9716#true} assume !!(~len > 0); {9716#true} is VALID [2020-07-08 22:26:55,880 INFO L263 TraceCheckUtils]: 4: Hoare triple {9716#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {9812#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:55,880 INFO L280 TraceCheckUtils]: 5: Hoare triple {9812#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9716#true} is VALID [2020-07-08 22:26:55,881 INFO L280 TraceCheckUtils]: 6: Hoare triple {9716#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9716#true} is VALID [2020-07-08 22:26:55,881 INFO L280 TraceCheckUtils]: 7: Hoare triple {9716#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9716#true} is VALID [2020-07-08 22:26:55,881 INFO L280 TraceCheckUtils]: 8: Hoare triple {9716#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9716#true} is VALID [2020-07-08 22:26:55,881 INFO L280 TraceCheckUtils]: 9: Hoare triple {9716#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9716#true} is VALID [2020-07-08 22:26:55,881 INFO L280 TraceCheckUtils]: 10: Hoare triple {9716#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9716#true} is VALID [2020-07-08 22:26:55,882 INFO L280 TraceCheckUtils]: 11: Hoare triple {9716#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9716#true} is VALID [2020-07-08 22:26:55,882 INFO L280 TraceCheckUtils]: 12: Hoare triple {9716#true} assume true; {9716#true} is VALID [2020-07-08 22:26:55,882 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {9716#true} {9716#true} #182#return; {9716#true} is VALID [2020-07-08 22:26:55,882 INFO L280 TraceCheckUtils]: 14: Hoare triple {9716#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {9716#true} is VALID [2020-07-08 22:26:55,882 INFO L280 TraceCheckUtils]: 15: Hoare triple {9716#true} havoc #t~ret4.base, #t~ret4.offset; {9716#true} is VALID [2020-07-08 22:26:55,883 INFO L280 TraceCheckUtils]: 16: Hoare triple {9716#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {9716#true} is VALID [2020-07-08 22:26:55,883 INFO L280 TraceCheckUtils]: 17: Hoare triple {9716#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {9716#true} is VALID [2020-07-08 22:26:55,883 INFO L280 TraceCheckUtils]: 18: Hoare triple {9716#true} #t~post3 := ~len; {9716#true} is VALID [2020-07-08 22:26:55,883 INFO L280 TraceCheckUtils]: 19: Hoare triple {9716#true} ~len := #t~post3 - 1; {9716#true} is VALID [2020-07-08 22:26:55,883 INFO L280 TraceCheckUtils]: 20: Hoare triple {9716#true} havoc #t~post3; {9716#true} is VALID [2020-07-08 22:26:55,883 INFO L280 TraceCheckUtils]: 21: Hoare triple {9716#true} assume !!(~len > 0); {9716#true} is VALID [2020-07-08 22:26:55,885 INFO L263 TraceCheckUtils]: 22: Hoare triple {9716#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {9812#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:55,885 INFO L280 TraceCheckUtils]: 23: Hoare triple {9812#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9716#true} is VALID [2020-07-08 22:26:55,885 INFO L280 TraceCheckUtils]: 24: Hoare triple {9716#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9716#true} is VALID [2020-07-08 22:26:55,885 INFO L280 TraceCheckUtils]: 25: Hoare triple {9716#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9716#true} is VALID [2020-07-08 22:26:55,885 INFO L280 TraceCheckUtils]: 26: Hoare triple {9716#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9716#true} is VALID [2020-07-08 22:26:55,886 INFO L280 TraceCheckUtils]: 27: Hoare triple {9716#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9716#true} is VALID [2020-07-08 22:26:55,886 INFO L280 TraceCheckUtils]: 28: Hoare triple {9716#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9716#true} is VALID [2020-07-08 22:26:55,886 INFO L280 TraceCheckUtils]: 29: Hoare triple {9716#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9716#true} is VALID [2020-07-08 22:26:55,886 INFO L280 TraceCheckUtils]: 30: Hoare triple {9716#true} assume true; {9716#true} is VALID [2020-07-08 22:26:55,886 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {9716#true} {9716#true} #182#return; {9716#true} is VALID [2020-07-08 22:26:55,887 INFO L280 TraceCheckUtils]: 32: Hoare triple {9716#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {9716#true} is VALID [2020-07-08 22:26:55,887 INFO L280 TraceCheckUtils]: 33: Hoare triple {9716#true} havoc #t~ret4.base, #t~ret4.offset; {9716#true} is VALID [2020-07-08 22:26:55,887 INFO L280 TraceCheckUtils]: 34: Hoare triple {9716#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {9716#true} is VALID [2020-07-08 22:26:55,887 INFO L280 TraceCheckUtils]: 35: Hoare triple {9716#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {9716#true} is VALID [2020-07-08 22:26:55,887 INFO L280 TraceCheckUtils]: 36: Hoare triple {9716#true} #t~post3 := ~len; {9716#true} is VALID [2020-07-08 22:26:55,887 INFO L280 TraceCheckUtils]: 37: Hoare triple {9716#true} ~len := #t~post3 - 1; {9716#true} is VALID [2020-07-08 22:26:55,888 INFO L280 TraceCheckUtils]: 38: Hoare triple {9716#true} havoc #t~post3; {9716#true} is VALID [2020-07-08 22:26:55,888 INFO L280 TraceCheckUtils]: 39: Hoare triple {9716#true} assume !(~len > 0); {9716#true} is VALID [2020-07-08 22:26:55,888 INFO L280 TraceCheckUtils]: 40: Hoare triple {9716#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {9716#true} is VALID [2020-07-08 22:26:55,888 INFO L280 TraceCheckUtils]: 41: Hoare triple {9716#true} assume true; {9716#true} is VALID [2020-07-08 22:26:55,889 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {9716#true} {9723#(<= main_~len~0 2)} #186#return; {9723#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:55,966 INFO L280 TraceCheckUtils]: 0: Hoare triple {9831#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9716#true} is VALID [2020-07-08 22:26:55,967 INFO L280 TraceCheckUtils]: 1: Hoare triple {9716#true} ~data := #in~data; {9716#true} is VALID [2020-07-08 22:26:55,967 INFO L280 TraceCheckUtils]: 2: Hoare triple {9716#true} ~index := #in~index; {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-08 22:26:55,968 INFO L280 TraceCheckUtils]: 3: Hoare triple {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} assume !!(~index > 0); {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-08 22:26:55,968 INFO L280 TraceCheckUtils]: 4: Hoare triple {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-08 22:26:55,969 INFO L280 TraceCheckUtils]: 5: Hoare triple {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-08 22:26:55,969 INFO L280 TraceCheckUtils]: 6: Hoare triple {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} havoc #t~mem9.base, #t~mem9.offset; {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-08 22:26:55,970 INFO L280 TraceCheckUtils]: 7: Hoare triple {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} #t~post10 := ~index; {9833#(<= |sll_update_at_#t~post10| |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:55,971 INFO L280 TraceCheckUtils]: 8: Hoare triple {9833#(<= |sll_update_at_#t~post10| |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {9834#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:55,971 INFO L280 TraceCheckUtils]: 9: Hoare triple {9834#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} havoc #t~post10; {9834#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:55,972 INFO L280 TraceCheckUtils]: 10: Hoare triple {9834#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} assume !!(~index > 0); {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:55,973 INFO L280 TraceCheckUtils]: 11: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:55,973 INFO L280 TraceCheckUtils]: 12: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:55,974 INFO L280 TraceCheckUtils]: 13: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} havoc #t~mem9.base, #t~mem9.offset; {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:55,974 INFO L280 TraceCheckUtils]: 14: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} #t~post10 := ~index; {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:55,975 INFO L280 TraceCheckUtils]: 15: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:55,975 INFO L280 TraceCheckUtils]: 16: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} havoc #t~post10; {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:55,976 INFO L280 TraceCheckUtils]: 17: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} assume !(~index > 0); {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:55,976 INFO L280 TraceCheckUtils]: 18: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:55,977 INFO L280 TraceCheckUtils]: 19: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} assume true; {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:55,978 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9835#(<= 2 |sll_update_at_#in~index|)} {9767#(<= main_~i~0 1)} #188#return; {9717#false} is VALID [2020-07-08 22:26:55,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:55,983 INFO L280 TraceCheckUtils]: 0: Hoare triple {9831#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9716#true} is VALID [2020-07-08 22:26:55,983 INFO L280 TraceCheckUtils]: 1: Hoare triple {9716#true} ~data := #in~data; {9716#true} is VALID [2020-07-08 22:26:55,984 INFO L280 TraceCheckUtils]: 2: Hoare triple {9716#true} ~index := #in~index; {9716#true} is VALID [2020-07-08 22:26:55,984 INFO L280 TraceCheckUtils]: 3: Hoare triple {9716#true} assume !(~index > 0); {9716#true} is VALID [2020-07-08 22:26:55,984 INFO L280 TraceCheckUtils]: 4: Hoare triple {9716#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {9716#true} is VALID [2020-07-08 22:26:55,984 INFO L280 TraceCheckUtils]: 5: Hoare triple {9716#true} assume true; {9716#true} is VALID [2020-07-08 22:26:55,984 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {9716#true} {9717#false} #188#return; {9717#false} is VALID [2020-07-08 22:26:55,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:26:55,990 INFO L280 TraceCheckUtils]: 0: Hoare triple {9716#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9716#true} is VALID [2020-07-08 22:26:55,990 INFO L280 TraceCheckUtils]: 1: Hoare triple {9716#true} ~index := #in~index; {9716#true} is VALID [2020-07-08 22:26:55,991 INFO L280 TraceCheckUtils]: 2: Hoare triple {9716#true} assume !!(~index > 0); {9716#true} is VALID [2020-07-08 22:26:55,991 INFO L280 TraceCheckUtils]: 3: Hoare triple {9716#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {9716#true} is VALID [2020-07-08 22:26:55,991 INFO L280 TraceCheckUtils]: 4: Hoare triple {9716#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {9716#true} is VALID [2020-07-08 22:26:55,991 INFO L280 TraceCheckUtils]: 5: Hoare triple {9716#true} havoc #t~mem6.base, #t~mem6.offset; {9716#true} is VALID [2020-07-08 22:26:55,991 INFO L280 TraceCheckUtils]: 6: Hoare triple {9716#true} #t~post7 := ~index; {9716#true} is VALID [2020-07-08 22:26:55,992 INFO L280 TraceCheckUtils]: 7: Hoare triple {9716#true} ~index := #t~post7 - 1; {9716#true} is VALID [2020-07-08 22:26:55,992 INFO L280 TraceCheckUtils]: 8: Hoare triple {9716#true} havoc #t~post7; {9716#true} is VALID [2020-07-08 22:26:55,992 INFO L280 TraceCheckUtils]: 9: Hoare triple {9716#true} assume !(~index > 0); {9716#true} is VALID [2020-07-08 22:26:55,992 INFO L280 TraceCheckUtils]: 10: Hoare triple {9716#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {9716#true} is VALID [2020-07-08 22:26:55,992 INFO L280 TraceCheckUtils]: 11: Hoare triple {9716#true} #res := #t~mem8; {9716#true} is VALID [2020-07-08 22:26:55,993 INFO L280 TraceCheckUtils]: 12: Hoare triple {9716#true} havoc #t~mem8; {9716#true} is VALID [2020-07-08 22:26:55,993 INFO L280 TraceCheckUtils]: 13: Hoare triple {9716#true} assume true; {9716#true} is VALID [2020-07-08 22:26:55,993 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {9716#true} {9717#false} #190#return; {9717#false} is VALID [2020-07-08 22:26:55,994 INFO L263 TraceCheckUtils]: 0: Hoare triple {9716#true} call ULTIMATE.init(); {9811#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-08 22:26:55,994 INFO L280 TraceCheckUtils]: 1: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {9716#true} is VALID [2020-07-08 22:26:55,994 INFO L280 TraceCheckUtils]: 2: Hoare triple {9716#true} #valid := #valid[0 := 0]; {9716#true} is VALID [2020-07-08 22:26:55,995 INFO L280 TraceCheckUtils]: 3: Hoare triple {9716#true} assume 0 < #StackHeapBarrier; {9716#true} is VALID [2020-07-08 22:26:55,995 INFO L280 TraceCheckUtils]: 4: Hoare triple {9716#true} assume true; {9716#true} is VALID [2020-07-08 22:26:55,995 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {9716#true} {9716#true} #194#return; {9716#true} is VALID [2020-07-08 22:26:55,995 INFO L263 TraceCheckUtils]: 6: Hoare triple {9716#true} call #t~ret15 := main(); {9716#true} is VALID [2020-07-08 22:26:55,996 INFO L280 TraceCheckUtils]: 7: Hoare triple {9716#true} ~len~0 := 2; {9723#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:55,996 INFO L280 TraceCheckUtils]: 8: Hoare triple {9723#(<= main_~len~0 2)} ~data~0 := 1; {9723#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:55,998 INFO L263 TraceCheckUtils]: 9: Hoare triple {9723#(<= main_~len~0 2)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {9812#(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$.offset)|))} is VALID [2020-07-08 22:26:55,998 INFO L280 TraceCheckUtils]: 10: Hoare triple {9812#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {9716#true} is VALID [2020-07-08 22:26:55,998 INFO L280 TraceCheckUtils]: 11: Hoare triple {9716#true} ~data := #in~data; {9716#true} is VALID [2020-07-08 22:26:55,998 INFO L280 TraceCheckUtils]: 12: Hoare triple {9716#true} ~head~0.base, ~head~0.offset := 0, 0; {9716#true} is VALID [2020-07-08 22:26:55,999 INFO L280 TraceCheckUtils]: 13: Hoare triple {9716#true} assume !!(~len > 0); {9716#true} is VALID [2020-07-08 22:26:56,000 INFO L263 TraceCheckUtils]: 14: Hoare triple {9716#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {9812#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:56,000 INFO L280 TraceCheckUtils]: 15: Hoare triple {9812#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9716#true} is VALID [2020-07-08 22:26:56,000 INFO L280 TraceCheckUtils]: 16: Hoare triple {9716#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9716#true} is VALID [2020-07-08 22:26:56,000 INFO L280 TraceCheckUtils]: 17: Hoare triple {9716#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9716#true} is VALID [2020-07-08 22:26:56,000 INFO L280 TraceCheckUtils]: 18: Hoare triple {9716#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9716#true} is VALID [2020-07-08 22:26:56,001 INFO L280 TraceCheckUtils]: 19: Hoare triple {9716#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9716#true} is VALID [2020-07-08 22:26:56,001 INFO L280 TraceCheckUtils]: 20: Hoare triple {9716#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9716#true} is VALID [2020-07-08 22:26:56,001 INFO L280 TraceCheckUtils]: 21: Hoare triple {9716#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9716#true} is VALID [2020-07-08 22:26:56,001 INFO L280 TraceCheckUtils]: 22: Hoare triple {9716#true} assume true; {9716#true} is VALID [2020-07-08 22:26:56,001 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {9716#true} {9716#true} #182#return; {9716#true} is VALID [2020-07-08 22:26:56,001 INFO L280 TraceCheckUtils]: 24: Hoare triple {9716#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {9716#true} is VALID [2020-07-08 22:26:56,002 INFO L280 TraceCheckUtils]: 25: Hoare triple {9716#true} havoc #t~ret4.base, #t~ret4.offset; {9716#true} is VALID [2020-07-08 22:26:56,002 INFO L280 TraceCheckUtils]: 26: Hoare triple {9716#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {9716#true} is VALID [2020-07-08 22:26:56,002 INFO L280 TraceCheckUtils]: 27: Hoare triple {9716#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {9716#true} is VALID [2020-07-08 22:26:56,002 INFO L280 TraceCheckUtils]: 28: Hoare triple {9716#true} #t~post3 := ~len; {9716#true} is VALID [2020-07-08 22:26:56,002 INFO L280 TraceCheckUtils]: 29: Hoare triple {9716#true} ~len := #t~post3 - 1; {9716#true} is VALID [2020-07-08 22:26:56,002 INFO L280 TraceCheckUtils]: 30: Hoare triple {9716#true} havoc #t~post3; {9716#true} is VALID [2020-07-08 22:26:56,003 INFO L280 TraceCheckUtils]: 31: Hoare triple {9716#true} assume !!(~len > 0); {9716#true} is VALID [2020-07-08 22:26:56,004 INFO L263 TraceCheckUtils]: 32: Hoare triple {9716#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {9812#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:56,004 INFO L280 TraceCheckUtils]: 33: Hoare triple {9812#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9716#true} is VALID [2020-07-08 22:26:56,004 INFO L280 TraceCheckUtils]: 34: Hoare triple {9716#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9716#true} is VALID [2020-07-08 22:26:56,005 INFO L280 TraceCheckUtils]: 35: Hoare triple {9716#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9716#true} is VALID [2020-07-08 22:26:56,005 INFO L280 TraceCheckUtils]: 36: Hoare triple {9716#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9716#true} is VALID [2020-07-08 22:26:56,005 INFO L280 TraceCheckUtils]: 37: Hoare triple {9716#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9716#true} is VALID [2020-07-08 22:26:56,005 INFO L280 TraceCheckUtils]: 38: Hoare triple {9716#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9716#true} is VALID [2020-07-08 22:26:56,005 INFO L280 TraceCheckUtils]: 39: Hoare triple {9716#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9716#true} is VALID [2020-07-08 22:26:56,005 INFO L280 TraceCheckUtils]: 40: Hoare triple {9716#true} assume true; {9716#true} is VALID [2020-07-08 22:26:56,006 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {9716#true} {9716#true} #182#return; {9716#true} is VALID [2020-07-08 22:26:56,006 INFO L280 TraceCheckUtils]: 42: Hoare triple {9716#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {9716#true} is VALID [2020-07-08 22:26:56,006 INFO L280 TraceCheckUtils]: 43: Hoare triple {9716#true} havoc #t~ret4.base, #t~ret4.offset; {9716#true} is VALID [2020-07-08 22:26:56,006 INFO L280 TraceCheckUtils]: 44: Hoare triple {9716#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {9716#true} is VALID [2020-07-08 22:26:56,006 INFO L280 TraceCheckUtils]: 45: Hoare triple {9716#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {9716#true} is VALID [2020-07-08 22:26:56,006 INFO L280 TraceCheckUtils]: 46: Hoare triple {9716#true} #t~post3 := ~len; {9716#true} is VALID [2020-07-08 22:26:56,007 INFO L280 TraceCheckUtils]: 47: Hoare triple {9716#true} ~len := #t~post3 - 1; {9716#true} is VALID [2020-07-08 22:26:56,007 INFO L280 TraceCheckUtils]: 48: Hoare triple {9716#true} havoc #t~post3; {9716#true} is VALID [2020-07-08 22:26:56,007 INFO L280 TraceCheckUtils]: 49: Hoare triple {9716#true} assume !(~len > 0); {9716#true} is VALID [2020-07-08 22:26:56,007 INFO L280 TraceCheckUtils]: 50: Hoare triple {9716#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {9716#true} is VALID [2020-07-08 22:26:56,007 INFO L280 TraceCheckUtils]: 51: Hoare triple {9716#true} assume true; {9716#true} is VALID [2020-07-08 22:26:56,008 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {9716#true} {9723#(<= main_~len~0 2)} #186#return; {9723#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:56,009 INFO L280 TraceCheckUtils]: 53: Hoare triple {9723#(<= main_~len~0 2)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {9723#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:56,009 INFO L280 TraceCheckUtils]: 54: Hoare triple {9723#(<= main_~len~0 2)} havoc #t~ret11.base, #t~ret11.offset; {9723#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:56,010 INFO L280 TraceCheckUtils]: 55: Hoare triple {9723#(<= main_~len~0 2)} havoc ~i~0; {9723#(<= main_~len~0 2)} is VALID [2020-07-08 22:26:56,011 INFO L280 TraceCheckUtils]: 56: Hoare triple {9723#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {9767#(<= main_~i~0 1)} is VALID [2020-07-08 22:26:56,011 INFO L280 TraceCheckUtils]: 57: Hoare triple {9767#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {9767#(<= main_~i~0 1)} is VALID [2020-07-08 22:26:56,012 INFO L280 TraceCheckUtils]: 58: Hoare triple {9767#(<= main_~i~0 1)} ~new_data~0 := ~i~0 + ~len~0; {9767#(<= main_~i~0 1)} is VALID [2020-07-08 22:26:56,013 INFO L263 TraceCheckUtils]: 59: Hoare triple {9767#(<= main_~i~0 1)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {9831#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:56,013 INFO L280 TraceCheckUtils]: 60: Hoare triple {9831#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9716#true} is VALID [2020-07-08 22:26:56,013 INFO L280 TraceCheckUtils]: 61: Hoare triple {9716#true} ~data := #in~data; {9716#true} is VALID [2020-07-08 22:26:56,014 INFO L280 TraceCheckUtils]: 62: Hoare triple {9716#true} ~index := #in~index; {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-08 22:26:56,014 INFO L280 TraceCheckUtils]: 63: Hoare triple {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} assume !!(~index > 0); {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-08 22:26:56,015 INFO L280 TraceCheckUtils]: 64: Hoare triple {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-08 22:26:56,015 INFO L280 TraceCheckUtils]: 65: Hoare triple {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-08 22:26:56,016 INFO L280 TraceCheckUtils]: 66: Hoare triple {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} havoc #t~mem9.base, #t~mem9.offset; {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-08 22:26:56,017 INFO L280 TraceCheckUtils]: 67: Hoare triple {9832#(= |sll_update_at_#in~index| sll_update_at_~index)} #t~post10 := ~index; {9833#(<= |sll_update_at_#t~post10| |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:56,017 INFO L280 TraceCheckUtils]: 68: Hoare triple {9833#(<= |sll_update_at_#t~post10| |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {9834#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:56,018 INFO L280 TraceCheckUtils]: 69: Hoare triple {9834#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} havoc #t~post10; {9834#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:56,019 INFO L280 TraceCheckUtils]: 70: Hoare triple {9834#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} assume !!(~index > 0); {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:56,019 INFO L280 TraceCheckUtils]: 71: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:56,020 INFO L280 TraceCheckUtils]: 72: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:56,020 INFO L280 TraceCheckUtils]: 73: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} havoc #t~mem9.base, #t~mem9.offset; {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:56,021 INFO L280 TraceCheckUtils]: 74: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} #t~post10 := ~index; {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:56,021 INFO L280 TraceCheckUtils]: 75: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:56,022 INFO L280 TraceCheckUtils]: 76: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} havoc #t~post10; {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:56,023 INFO L280 TraceCheckUtils]: 77: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} assume !(~index > 0); {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:56,023 INFO L280 TraceCheckUtils]: 78: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:56,024 INFO L280 TraceCheckUtils]: 79: Hoare triple {9835#(<= 2 |sll_update_at_#in~index|)} assume true; {9835#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-08 22:26:56,025 INFO L275 TraceCheckUtils]: 80: Hoare quadruple {9835#(<= 2 |sll_update_at_#in~index|)} {9767#(<= main_~i~0 1)} #188#return; {9717#false} is VALID [2020-07-08 22:26:56,025 INFO L280 TraceCheckUtils]: 81: Hoare triple {9717#false} #t~post12 := ~i~0; {9717#false} is VALID [2020-07-08 22:26:56,025 INFO L280 TraceCheckUtils]: 82: Hoare triple {9717#false} ~i~0 := #t~post12 - 1; {9717#false} is VALID [2020-07-08 22:26:56,026 INFO L280 TraceCheckUtils]: 83: Hoare triple {9717#false} havoc #t~post12; {9717#false} is VALID [2020-07-08 22:26:56,026 INFO L280 TraceCheckUtils]: 84: Hoare triple {9717#false} assume !!(~i~0 >= 0); {9717#false} is VALID [2020-07-08 22:26:56,026 INFO L280 TraceCheckUtils]: 85: Hoare triple {9717#false} ~new_data~0 := ~i~0 + ~len~0; {9717#false} is VALID [2020-07-08 22:26:56,026 INFO L263 TraceCheckUtils]: 86: Hoare triple {9717#false} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {9831#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:26:56,026 INFO L280 TraceCheckUtils]: 87: Hoare triple {9831#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9716#true} is VALID [2020-07-08 22:26:56,027 INFO L280 TraceCheckUtils]: 88: Hoare triple {9716#true} ~data := #in~data; {9716#true} is VALID [2020-07-08 22:26:56,027 INFO L280 TraceCheckUtils]: 89: Hoare triple {9716#true} ~index := #in~index; {9716#true} is VALID [2020-07-08 22:26:56,027 INFO L280 TraceCheckUtils]: 90: Hoare triple {9716#true} assume !(~index > 0); {9716#true} is VALID [2020-07-08 22:26:56,027 INFO L280 TraceCheckUtils]: 91: Hoare triple {9716#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {9716#true} is VALID [2020-07-08 22:26:56,027 INFO L280 TraceCheckUtils]: 92: Hoare triple {9716#true} assume true; {9716#true} is VALID [2020-07-08 22:26:56,028 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {9716#true} {9717#false} #188#return; {9717#false} is VALID [2020-07-08 22:26:56,028 INFO L280 TraceCheckUtils]: 94: Hoare triple {9717#false} #t~post12 := ~i~0; {9717#false} is VALID [2020-07-08 22:26:56,028 INFO L280 TraceCheckUtils]: 95: Hoare triple {9717#false} ~i~0 := #t~post12 - 1; {9717#false} is VALID [2020-07-08 22:26:56,028 INFO L280 TraceCheckUtils]: 96: Hoare triple {9717#false} havoc #t~post12; {9717#false} is VALID [2020-07-08 22:26:56,028 INFO L280 TraceCheckUtils]: 97: Hoare triple {9717#false} assume !(~i~0 >= 0); {9717#false} is VALID [2020-07-08 22:26:56,029 INFO L280 TraceCheckUtils]: 98: Hoare triple {9717#false} ~i~0 := ~len~0 - 1; {9717#false} is VALID [2020-07-08 22:26:56,029 INFO L280 TraceCheckUtils]: 99: Hoare triple {9717#false} assume !!(~i~0 >= 0); {9717#false} is VALID [2020-07-08 22:26:56,029 INFO L280 TraceCheckUtils]: 100: Hoare triple {9717#false} ~expected~0 := ~i~0 + ~len~0; {9717#false} is VALID [2020-07-08 22:26:56,029 INFO L263 TraceCheckUtils]: 101: Hoare triple {9717#false} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {9716#true} is VALID [2020-07-08 22:26:56,029 INFO L280 TraceCheckUtils]: 102: Hoare triple {9716#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9716#true} is VALID [2020-07-08 22:26:56,030 INFO L280 TraceCheckUtils]: 103: Hoare triple {9716#true} ~index := #in~index; {9716#true} is VALID [2020-07-08 22:26:56,030 INFO L280 TraceCheckUtils]: 104: Hoare triple {9716#true} assume !!(~index > 0); {9716#true} is VALID [2020-07-08 22:26:56,030 INFO L280 TraceCheckUtils]: 105: Hoare triple {9716#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {9716#true} is VALID [2020-07-08 22:26:56,030 INFO L280 TraceCheckUtils]: 106: Hoare triple {9716#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {9716#true} is VALID [2020-07-08 22:26:56,031 INFO L280 TraceCheckUtils]: 107: Hoare triple {9716#true} havoc #t~mem6.base, #t~mem6.offset; {9716#true} is VALID [2020-07-08 22:26:56,031 INFO L280 TraceCheckUtils]: 108: Hoare triple {9716#true} #t~post7 := ~index; {9716#true} is VALID [2020-07-08 22:26:56,031 INFO L280 TraceCheckUtils]: 109: Hoare triple {9716#true} ~index := #t~post7 - 1; {9716#true} is VALID [2020-07-08 22:26:56,031 INFO L280 TraceCheckUtils]: 110: Hoare triple {9716#true} havoc #t~post7; {9716#true} is VALID [2020-07-08 22:26:56,031 INFO L280 TraceCheckUtils]: 111: Hoare triple {9716#true} assume !(~index > 0); {9716#true} is VALID [2020-07-08 22:26:56,031 INFO L280 TraceCheckUtils]: 112: Hoare triple {9716#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {9716#true} is VALID [2020-07-08 22:26:56,032 INFO L280 TraceCheckUtils]: 113: Hoare triple {9716#true} #res := #t~mem8; {9716#true} is VALID [2020-07-08 22:26:56,032 INFO L280 TraceCheckUtils]: 114: Hoare triple {9716#true} havoc #t~mem8; {9716#true} is VALID [2020-07-08 22:26:56,032 INFO L280 TraceCheckUtils]: 115: Hoare triple {9716#true} assume true; {9716#true} is VALID [2020-07-08 22:26:56,032 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {9716#true} {9717#false} #190#return; {9717#false} is VALID [2020-07-08 22:26:56,032 INFO L280 TraceCheckUtils]: 117: Hoare triple {9717#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {9717#false} is VALID [2020-07-08 22:26:56,033 INFO L280 TraceCheckUtils]: 118: Hoare triple {9717#false} assume ~expected~0 != #t~ret14; {9717#false} is VALID [2020-07-08 22:26:56,033 INFO L280 TraceCheckUtils]: 119: Hoare triple {9717#false} havoc #t~ret14; {9717#false} is VALID [2020-07-08 22:26:56,033 INFO L280 TraceCheckUtils]: 120: Hoare triple {9717#false} assume !false; {9717#false} is VALID [2020-07-08 22:26:56,046 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-07-08 22:26:56,046 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [284968347] [2020-07-08 22:26:56,046 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:26:56,047 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-07-08 22:26:56,047 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82461177] [2020-07-08 22:26:56,047 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-08 22:26:56,048 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:26:56,048 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-08 22:26:56,142 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 98 edges. 98 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:56,142 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-08 22:26:56,142 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:26:56,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-08 22:26:56,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-07-08 22:26:56,143 INFO L87 Difference]: Start difference. First operand 147 states and 160 transitions. Second operand 11 states. [2020-07-08 22:26:58,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:58,622 INFO L93 Difference]: Finished difference Result 216 states and 232 transitions. [2020-07-08 22:26:58,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-08 22:26:58,622 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-08 22:26:58,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:26:58,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 22:26:58,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 170 transitions. [2020-07-08 22:26:58,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 22:26:58,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 170 transitions. [2020-07-08 22:26:58,628 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 170 transitions. [2020-07-08 22:26:58,877 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 170 edges. 170 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:58,881 INFO L225 Difference]: With dead ends: 216 [2020-07-08 22:26:58,881 INFO L226 Difference]: Without dead ends: 126 [2020-07-08 22:26:58,882 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 [2020-07-08 22:26:58,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-07-08 22:26:59,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 123. [2020-07-08 22:26:59,610 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:26:59,611 INFO L82 GeneralOperation]: Start isEquivalent. First operand 126 states. Second operand 123 states. [2020-07-08 22:26:59,611 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand 123 states. [2020-07-08 22:26:59,611 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 123 states. [2020-07-08 22:26:59,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:59,617 INFO L93 Difference]: Finished difference Result 126 states and 134 transitions. [2020-07-08 22:26:59,618 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 134 transitions. [2020-07-08 22:26:59,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:59,618 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:59,619 INFO L74 IsIncluded]: Start isIncluded. First operand 123 states. Second operand 126 states. [2020-07-08 22:26:59,619 INFO L87 Difference]: Start difference. First operand 123 states. Second operand 126 states. [2020-07-08 22:26:59,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:26:59,624 INFO L93 Difference]: Finished difference Result 126 states and 134 transitions. [2020-07-08 22:26:59,624 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 134 transitions. [2020-07-08 22:26:59,625 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:26:59,625 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:26:59,625 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:26:59,625 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:26:59,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-07-08 22:26:59,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 131 transitions. [2020-07-08 22:26:59,629 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 131 transitions. Word has length 121 [2020-07-08 22:26:59,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:26:59,629 INFO L479 AbstractCegarLoop]: Abstraction has 123 states and 131 transitions. [2020-07-08 22:26:59,629 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-08 22:26:59,629 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 123 states and 131 transitions. [2020-07-08 22:26:59,925 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 131 edges. 131 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:26:59,925 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 131 transitions. [2020-07-08 22:26:59,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-07-08 22:26:59,927 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:26:59,927 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] [2020-07-08 22:26:59,927 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-07-08 22:26:59,927 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:26:59,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:26:59,928 INFO L82 PathProgramCache]: Analyzing trace with hash -1726344460, now seen corresponding path program 1 times [2020-07-08 22:26:59,928 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:26:59,928 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1067034194] [2020-07-08 22:26:59,928 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:26:59,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:00,251 INFO L280 TraceCheckUtils]: 0: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {10796#true} is VALID [2020-07-08 22:27:00,251 INFO L280 TraceCheckUtils]: 1: Hoare triple {10796#true} #valid := #valid[0 := 0]; {10796#true} is VALID [2020-07-08 22:27:00,251 INFO L280 TraceCheckUtils]: 2: Hoare triple {10796#true} assume 0 < #StackHeapBarrier; {10796#true} is VALID [2020-07-08 22:27:00,252 INFO L280 TraceCheckUtils]: 3: Hoare triple {10796#true} assume true; {10796#true} is VALID [2020-07-08 22:27:00,252 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {10796#true} {10796#true} #194#return; {10796#true} is VALID [2020-07-08 22:27:00,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:00,308 INFO L280 TraceCheckUtils]: 0: Hoare triple {10903#(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$.offset)|))} ~data := #in~data; {10796#true} is VALID [2020-07-08 22:27:00,309 INFO L280 TraceCheckUtils]: 1: Hoare triple {10796#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10796#true} is VALID [2020-07-08 22:27:00,309 INFO L280 TraceCheckUtils]: 2: Hoare triple {10796#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10796#true} is VALID [2020-07-08 22:27:00,309 INFO L280 TraceCheckUtils]: 3: Hoare triple {10796#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10796#true} is VALID [2020-07-08 22:27:00,309 INFO L280 TraceCheckUtils]: 4: Hoare triple {10796#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10796#true} is VALID [2020-07-08 22:27:00,309 INFO L280 TraceCheckUtils]: 5: Hoare triple {10796#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10796#true} is VALID [2020-07-08 22:27:00,310 INFO L280 TraceCheckUtils]: 6: Hoare triple {10796#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10796#true} is VALID [2020-07-08 22:27:00,310 INFO L280 TraceCheckUtils]: 7: Hoare triple {10796#true} assume true; {10796#true} is VALID [2020-07-08 22:27:00,310 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {10796#true} {10796#true} #182#return; {10796#true} is VALID [2020-07-08 22:27:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:00,315 INFO L280 TraceCheckUtils]: 0: Hoare triple {10903#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10796#true} is VALID [2020-07-08 22:27:00,316 INFO L280 TraceCheckUtils]: 1: Hoare triple {10796#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10796#true} is VALID [2020-07-08 22:27:00,316 INFO L280 TraceCheckUtils]: 2: Hoare triple {10796#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10796#true} is VALID [2020-07-08 22:27:00,316 INFO L280 TraceCheckUtils]: 3: Hoare triple {10796#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10796#true} is VALID [2020-07-08 22:27:00,316 INFO L280 TraceCheckUtils]: 4: Hoare triple {10796#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10796#true} is VALID [2020-07-08 22:27:00,317 INFO L280 TraceCheckUtils]: 5: Hoare triple {10796#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10796#true} is VALID [2020-07-08 22:27:00,317 INFO L280 TraceCheckUtils]: 6: Hoare triple {10796#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10796#true} is VALID [2020-07-08 22:27:00,317 INFO L280 TraceCheckUtils]: 7: Hoare triple {10796#true} assume true; {10796#true} is VALID [2020-07-08 22:27:00,317 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {10796#true} {10796#true} #182#return; {10796#true} is VALID [2020-07-08 22:27:00,317 INFO L280 TraceCheckUtils]: 0: Hoare triple {10903#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {10796#true} is VALID [2020-07-08 22:27:00,318 INFO L280 TraceCheckUtils]: 1: Hoare triple {10796#true} ~data := #in~data; {10796#true} is VALID [2020-07-08 22:27:00,318 INFO L280 TraceCheckUtils]: 2: Hoare triple {10796#true} ~head~0.base, ~head~0.offset := 0, 0; {10796#true} is VALID [2020-07-08 22:27:00,318 INFO L280 TraceCheckUtils]: 3: Hoare triple {10796#true} assume !!(~len > 0); {10796#true} is VALID [2020-07-08 22:27:00,319 INFO L263 TraceCheckUtils]: 4: Hoare triple {10796#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {10903#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:00,319 INFO L280 TraceCheckUtils]: 5: Hoare triple {10903#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10796#true} is VALID [2020-07-08 22:27:00,320 INFO L280 TraceCheckUtils]: 6: Hoare triple {10796#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10796#true} is VALID [2020-07-08 22:27:00,320 INFO L280 TraceCheckUtils]: 7: Hoare triple {10796#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10796#true} is VALID [2020-07-08 22:27:00,320 INFO L280 TraceCheckUtils]: 8: Hoare triple {10796#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10796#true} is VALID [2020-07-08 22:27:00,320 INFO L280 TraceCheckUtils]: 9: Hoare triple {10796#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10796#true} is VALID [2020-07-08 22:27:00,320 INFO L280 TraceCheckUtils]: 10: Hoare triple {10796#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10796#true} is VALID [2020-07-08 22:27:00,320 INFO L280 TraceCheckUtils]: 11: Hoare triple {10796#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10796#true} is VALID [2020-07-08 22:27:00,321 INFO L280 TraceCheckUtils]: 12: Hoare triple {10796#true} assume true; {10796#true} is VALID [2020-07-08 22:27:00,321 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {10796#true} {10796#true} #182#return; {10796#true} is VALID [2020-07-08 22:27:00,321 INFO L280 TraceCheckUtils]: 14: Hoare triple {10796#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {10796#true} is VALID [2020-07-08 22:27:00,321 INFO L280 TraceCheckUtils]: 15: Hoare triple {10796#true} havoc #t~ret4.base, #t~ret4.offset; {10796#true} is VALID [2020-07-08 22:27:00,321 INFO L280 TraceCheckUtils]: 16: Hoare triple {10796#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {10796#true} is VALID [2020-07-08 22:27:00,321 INFO L280 TraceCheckUtils]: 17: Hoare triple {10796#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {10796#true} is VALID [2020-07-08 22:27:00,322 INFO L280 TraceCheckUtils]: 18: Hoare triple {10796#true} #t~post3 := ~len; {10796#true} is VALID [2020-07-08 22:27:00,322 INFO L280 TraceCheckUtils]: 19: Hoare triple {10796#true} ~len := #t~post3 - 1; {10796#true} is VALID [2020-07-08 22:27:00,322 INFO L280 TraceCheckUtils]: 20: Hoare triple {10796#true} havoc #t~post3; {10796#true} is VALID [2020-07-08 22:27:00,322 INFO L280 TraceCheckUtils]: 21: Hoare triple {10796#true} assume !!(~len > 0); {10796#true} is VALID [2020-07-08 22:27:00,324 INFO L263 TraceCheckUtils]: 22: Hoare triple {10796#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {10903#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:00,324 INFO L280 TraceCheckUtils]: 23: Hoare triple {10903#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10796#true} is VALID [2020-07-08 22:27:00,324 INFO L280 TraceCheckUtils]: 24: Hoare triple {10796#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10796#true} is VALID [2020-07-08 22:27:00,325 INFO L280 TraceCheckUtils]: 25: Hoare triple {10796#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10796#true} is VALID [2020-07-08 22:27:00,325 INFO L280 TraceCheckUtils]: 26: Hoare triple {10796#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10796#true} is VALID [2020-07-08 22:27:00,325 INFO L280 TraceCheckUtils]: 27: Hoare triple {10796#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10796#true} is VALID [2020-07-08 22:27:00,325 INFO L280 TraceCheckUtils]: 28: Hoare triple {10796#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10796#true} is VALID [2020-07-08 22:27:00,325 INFO L280 TraceCheckUtils]: 29: Hoare triple {10796#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10796#true} is VALID [2020-07-08 22:27:00,326 INFO L280 TraceCheckUtils]: 30: Hoare triple {10796#true} assume true; {10796#true} is VALID [2020-07-08 22:27:00,326 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {10796#true} {10796#true} #182#return; {10796#true} is VALID [2020-07-08 22:27:00,326 INFO L280 TraceCheckUtils]: 32: Hoare triple {10796#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {10796#true} is VALID [2020-07-08 22:27:00,326 INFO L280 TraceCheckUtils]: 33: Hoare triple {10796#true} havoc #t~ret4.base, #t~ret4.offset; {10796#true} is VALID [2020-07-08 22:27:00,326 INFO L280 TraceCheckUtils]: 34: Hoare triple {10796#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {10796#true} is VALID [2020-07-08 22:27:00,326 INFO L280 TraceCheckUtils]: 35: Hoare triple {10796#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {10796#true} is VALID [2020-07-08 22:27:00,327 INFO L280 TraceCheckUtils]: 36: Hoare triple {10796#true} #t~post3 := ~len; {10796#true} is VALID [2020-07-08 22:27:00,327 INFO L280 TraceCheckUtils]: 37: Hoare triple {10796#true} ~len := #t~post3 - 1; {10796#true} is VALID [2020-07-08 22:27:00,327 INFO L280 TraceCheckUtils]: 38: Hoare triple {10796#true} havoc #t~post3; {10796#true} is VALID [2020-07-08 22:27:00,327 INFO L280 TraceCheckUtils]: 39: Hoare triple {10796#true} assume !(~len > 0); {10796#true} is VALID [2020-07-08 22:27:00,327 INFO L280 TraceCheckUtils]: 40: Hoare triple {10796#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {10796#true} is VALID [2020-07-08 22:27:00,328 INFO L280 TraceCheckUtils]: 41: Hoare triple {10796#true} assume true; {10796#true} is VALID [2020-07-08 22:27:00,329 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {10796#true} {10803#(<= main_~len~0 2)} #186#return; {10803#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:00,363 INFO L280 TraceCheckUtils]: 0: Hoare triple {10922#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10796#true} is VALID [2020-07-08 22:27:00,363 INFO L280 TraceCheckUtils]: 1: Hoare triple {10796#true} ~data := #in~data; {10796#true} is VALID [2020-07-08 22:27:00,364 INFO L280 TraceCheckUtils]: 2: Hoare triple {10796#true} ~index := #in~index; {10796#true} is VALID [2020-07-08 22:27:00,364 INFO L280 TraceCheckUtils]: 3: Hoare triple {10796#true} assume !!(~index > 0); {10796#true} is VALID [2020-07-08 22:27:00,364 INFO L280 TraceCheckUtils]: 4: Hoare triple {10796#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {10796#true} is VALID [2020-07-08 22:27:00,364 INFO L280 TraceCheckUtils]: 5: Hoare triple {10796#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {10796#true} is VALID [2020-07-08 22:27:00,364 INFO L280 TraceCheckUtils]: 6: Hoare triple {10796#true} havoc #t~mem9.base, #t~mem9.offset; {10796#true} is VALID [2020-07-08 22:27:00,365 INFO L280 TraceCheckUtils]: 7: Hoare triple {10796#true} #t~post10 := ~index; {10796#true} is VALID [2020-07-08 22:27:00,365 INFO L280 TraceCheckUtils]: 8: Hoare triple {10796#true} ~index := #t~post10 - 1; {10796#true} is VALID [2020-07-08 22:27:00,365 INFO L280 TraceCheckUtils]: 9: Hoare triple {10796#true} havoc #t~post10; {10796#true} is VALID [2020-07-08 22:27:00,365 INFO L280 TraceCheckUtils]: 10: Hoare triple {10796#true} assume !(~index > 0); {10796#true} is VALID [2020-07-08 22:27:00,365 INFO L280 TraceCheckUtils]: 11: Hoare triple {10796#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {10796#true} is VALID [2020-07-08 22:27:00,366 INFO L280 TraceCheckUtils]: 12: Hoare triple {10796#true} assume true; {10796#true} is VALID [2020-07-08 22:27:00,367 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {10796#true} {10847#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} #188#return; {10847#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-08 22:27:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:00,451 INFO L280 TraceCheckUtils]: 0: Hoare triple {10922#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10923#(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 [2020-07-08 22:27:00,452 INFO L280 TraceCheckUtils]: 1: 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))} ~data := #in~data; {10924#(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 [2020-07-08 22:27:00,453 INFO L280 TraceCheckUtils]: 2: Hoare triple {10924#(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; {10924#(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 [2020-07-08 22:27:00,454 INFO L280 TraceCheckUtils]: 3: Hoare triple {10924#(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); {10924#(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 [2020-07-08 22:27:00,455 INFO L280 TraceCheckUtils]: 4: Hoare triple {10924#(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 {10925#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} is VALID [2020-07-08 22:27:00,456 INFO L280 TraceCheckUtils]: 5: Hoare triple {10925#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} assume true; {10925#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} is VALID [2020-07-08 22:27:00,457 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {10925#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} {10865#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 2)) (<= (+ main_~new_data~0 2) (* 2 main_~len~0)))} #188#return; {10873#(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 [2020-07-08 22:27:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:00,464 INFO L280 TraceCheckUtils]: 0: Hoare triple {10796#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10796#true} is VALID [2020-07-08 22:27:00,464 INFO L280 TraceCheckUtils]: 1: Hoare triple {10796#true} ~index := #in~index; {10796#true} is VALID [2020-07-08 22:27:00,465 INFO L280 TraceCheckUtils]: 2: Hoare triple {10796#true} assume !!(~index > 0); {10796#true} is VALID [2020-07-08 22:27:00,465 INFO L280 TraceCheckUtils]: 3: Hoare triple {10796#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {10796#true} is VALID [2020-07-08 22:27:00,465 INFO L280 TraceCheckUtils]: 4: Hoare triple {10796#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {10796#true} is VALID [2020-07-08 22:27:00,465 INFO L280 TraceCheckUtils]: 5: Hoare triple {10796#true} havoc #t~mem6.base, #t~mem6.offset; {10796#true} is VALID [2020-07-08 22:27:00,465 INFO L280 TraceCheckUtils]: 6: Hoare triple {10796#true} #t~post7 := ~index; {10796#true} is VALID [2020-07-08 22:27:00,465 INFO L280 TraceCheckUtils]: 7: Hoare triple {10796#true} ~index := #t~post7 - 1; {10796#true} is VALID [2020-07-08 22:27:00,466 INFO L280 TraceCheckUtils]: 8: Hoare triple {10796#true} havoc #t~post7; {10796#true} is VALID [2020-07-08 22:27:00,466 INFO L280 TraceCheckUtils]: 9: Hoare triple {10796#true} assume !(~index > 0); {10796#true} is VALID [2020-07-08 22:27:00,466 INFO L280 TraceCheckUtils]: 10: Hoare triple {10796#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {10796#true} is VALID [2020-07-08 22:27:00,466 INFO L280 TraceCheckUtils]: 11: Hoare triple {10796#true} #res := #t~mem8; {10796#true} is VALID [2020-07-08 22:27:00,466 INFO L280 TraceCheckUtils]: 12: Hoare triple {10796#true} havoc #t~mem8; {10796#true} is VALID [2020-07-08 22:27:00,467 INFO L280 TraceCheckUtils]: 13: Hoare triple {10796#true} assume true; {10796#true} is VALID [2020-07-08 22:27:00,468 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {10796#true} {10874#(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; {10874#(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 [2020-07-08 22:27:00,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:00,567 INFO L280 TraceCheckUtils]: 0: Hoare triple {10796#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10926#(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 [2020-07-08 22:27:00,568 INFO L280 TraceCheckUtils]: 1: Hoare triple {10926#(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; {10926#(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 [2020-07-08 22:27:00,568 INFO L280 TraceCheckUtils]: 2: Hoare triple {10926#(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); {10926#(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 [2020-07-08 22:27:00,569 INFO L280 TraceCheckUtils]: 3: Hoare triple {10926#(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 {10927#(= (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 [2020-07-08 22:27:00,569 INFO L280 TraceCheckUtils]: 4: 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_#t~mem8|)} #res := #t~mem8; {10928#(= (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 [2020-07-08 22:27:00,570 INFO L280 TraceCheckUtils]: 5: Hoare triple {10928#(= (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; {10928#(= (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 [2020-07-08 22:27:00,570 INFO L280 TraceCheckUtils]: 6: Hoare triple {10928#(= (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; {10928#(= (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 [2020-07-08 22:27:00,571 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {10928#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} {10892#(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; {10901#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} is VALID [2020-07-08 22:27:00,572 INFO L263 TraceCheckUtils]: 0: Hoare triple {10796#true} call ULTIMATE.init(); {10902#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-08 22:27:00,573 INFO L280 TraceCheckUtils]: 1: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {10796#true} is VALID [2020-07-08 22:27:00,573 INFO L280 TraceCheckUtils]: 2: Hoare triple {10796#true} #valid := #valid[0 := 0]; {10796#true} is VALID [2020-07-08 22:27:00,573 INFO L280 TraceCheckUtils]: 3: Hoare triple {10796#true} assume 0 < #StackHeapBarrier; {10796#true} is VALID [2020-07-08 22:27:00,573 INFO L280 TraceCheckUtils]: 4: Hoare triple {10796#true} assume true; {10796#true} is VALID [2020-07-08 22:27:00,573 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {10796#true} {10796#true} #194#return; {10796#true} is VALID [2020-07-08 22:27:00,574 INFO L263 TraceCheckUtils]: 6: Hoare triple {10796#true} call #t~ret15 := main(); {10796#true} is VALID [2020-07-08 22:27:00,574 INFO L280 TraceCheckUtils]: 7: Hoare triple {10796#true} ~len~0 := 2; {10803#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:00,575 INFO L280 TraceCheckUtils]: 8: Hoare triple {10803#(<= main_~len~0 2)} ~data~0 := 1; {10803#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:00,576 INFO L263 TraceCheckUtils]: 9: Hoare triple {10803#(<= main_~len~0 2)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {10903#(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$.offset)|))} is VALID [2020-07-08 22:27:00,576 INFO L280 TraceCheckUtils]: 10: Hoare triple {10903#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {10796#true} is VALID [2020-07-08 22:27:00,576 INFO L280 TraceCheckUtils]: 11: Hoare triple {10796#true} ~data := #in~data; {10796#true} is VALID [2020-07-08 22:27:00,576 INFO L280 TraceCheckUtils]: 12: Hoare triple {10796#true} ~head~0.base, ~head~0.offset := 0, 0; {10796#true} is VALID [2020-07-08 22:27:00,576 INFO L280 TraceCheckUtils]: 13: Hoare triple {10796#true} assume !!(~len > 0); {10796#true} is VALID [2020-07-08 22:27:00,577 INFO L263 TraceCheckUtils]: 14: Hoare triple {10796#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {10903#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:00,577 INFO L280 TraceCheckUtils]: 15: Hoare triple {10903#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10796#true} is VALID [2020-07-08 22:27:00,577 INFO L280 TraceCheckUtils]: 16: Hoare triple {10796#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10796#true} is VALID [2020-07-08 22:27:00,577 INFO L280 TraceCheckUtils]: 17: Hoare triple {10796#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10796#true} is VALID [2020-07-08 22:27:00,578 INFO L280 TraceCheckUtils]: 18: Hoare triple {10796#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10796#true} is VALID [2020-07-08 22:27:00,578 INFO L280 TraceCheckUtils]: 19: Hoare triple {10796#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10796#true} is VALID [2020-07-08 22:27:00,578 INFO L280 TraceCheckUtils]: 20: Hoare triple {10796#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10796#true} is VALID [2020-07-08 22:27:00,578 INFO L280 TraceCheckUtils]: 21: Hoare triple {10796#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10796#true} is VALID [2020-07-08 22:27:00,578 INFO L280 TraceCheckUtils]: 22: Hoare triple {10796#true} assume true; {10796#true} is VALID [2020-07-08 22:27:00,579 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {10796#true} {10796#true} #182#return; {10796#true} is VALID [2020-07-08 22:27:00,579 INFO L280 TraceCheckUtils]: 24: Hoare triple {10796#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {10796#true} is VALID [2020-07-08 22:27:00,579 INFO L280 TraceCheckUtils]: 25: Hoare triple {10796#true} havoc #t~ret4.base, #t~ret4.offset; {10796#true} is VALID [2020-07-08 22:27:00,579 INFO L280 TraceCheckUtils]: 26: Hoare triple {10796#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {10796#true} is VALID [2020-07-08 22:27:00,579 INFO L280 TraceCheckUtils]: 27: Hoare triple {10796#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {10796#true} is VALID [2020-07-08 22:27:00,579 INFO L280 TraceCheckUtils]: 28: Hoare triple {10796#true} #t~post3 := ~len; {10796#true} is VALID [2020-07-08 22:27:00,579 INFO L280 TraceCheckUtils]: 29: Hoare triple {10796#true} ~len := #t~post3 - 1; {10796#true} is VALID [2020-07-08 22:27:00,580 INFO L280 TraceCheckUtils]: 30: Hoare triple {10796#true} havoc #t~post3; {10796#true} is VALID [2020-07-08 22:27:00,580 INFO L280 TraceCheckUtils]: 31: Hoare triple {10796#true} assume !!(~len > 0); {10796#true} is VALID [2020-07-08 22:27:00,584 INFO L263 TraceCheckUtils]: 32: Hoare triple {10796#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {10903#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:00,584 INFO L280 TraceCheckUtils]: 33: Hoare triple {10903#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10796#true} is VALID [2020-07-08 22:27:00,584 INFO L280 TraceCheckUtils]: 34: Hoare triple {10796#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10796#true} is VALID [2020-07-08 22:27:00,585 INFO L280 TraceCheckUtils]: 35: Hoare triple {10796#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10796#true} is VALID [2020-07-08 22:27:00,585 INFO L280 TraceCheckUtils]: 36: Hoare triple {10796#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10796#true} is VALID [2020-07-08 22:27:00,585 INFO L280 TraceCheckUtils]: 37: Hoare triple {10796#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10796#true} is VALID [2020-07-08 22:27:00,585 INFO L280 TraceCheckUtils]: 38: Hoare triple {10796#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10796#true} is VALID [2020-07-08 22:27:00,585 INFO L280 TraceCheckUtils]: 39: Hoare triple {10796#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10796#true} is VALID [2020-07-08 22:27:00,585 INFO L280 TraceCheckUtils]: 40: Hoare triple {10796#true} assume true; {10796#true} is VALID [2020-07-08 22:27:00,585 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {10796#true} {10796#true} #182#return; {10796#true} is VALID [2020-07-08 22:27:00,585 INFO L280 TraceCheckUtils]: 42: Hoare triple {10796#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {10796#true} is VALID [2020-07-08 22:27:00,585 INFO L280 TraceCheckUtils]: 43: Hoare triple {10796#true} havoc #t~ret4.base, #t~ret4.offset; {10796#true} is VALID [2020-07-08 22:27:00,586 INFO L280 TraceCheckUtils]: 44: Hoare triple {10796#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {10796#true} is VALID [2020-07-08 22:27:00,586 INFO L280 TraceCheckUtils]: 45: Hoare triple {10796#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {10796#true} is VALID [2020-07-08 22:27:00,586 INFO L280 TraceCheckUtils]: 46: Hoare triple {10796#true} #t~post3 := ~len; {10796#true} is VALID [2020-07-08 22:27:00,586 INFO L280 TraceCheckUtils]: 47: Hoare triple {10796#true} ~len := #t~post3 - 1; {10796#true} is VALID [2020-07-08 22:27:00,586 INFO L280 TraceCheckUtils]: 48: Hoare triple {10796#true} havoc #t~post3; {10796#true} is VALID [2020-07-08 22:27:00,587 INFO L280 TraceCheckUtils]: 49: Hoare triple {10796#true} assume !(~len > 0); {10796#true} is VALID [2020-07-08 22:27:00,587 INFO L280 TraceCheckUtils]: 50: Hoare triple {10796#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {10796#true} is VALID [2020-07-08 22:27:00,587 INFO L280 TraceCheckUtils]: 51: Hoare triple {10796#true} assume true; {10796#true} is VALID [2020-07-08 22:27:00,588 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {10796#true} {10803#(<= main_~len~0 2)} #186#return; {10803#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:00,588 INFO L280 TraceCheckUtils]: 53: Hoare triple {10803#(<= main_~len~0 2)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {10803#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:00,589 INFO L280 TraceCheckUtils]: 54: Hoare triple {10803#(<= main_~len~0 2)} havoc #t~ret11.base, #t~ret11.offset; {10803#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:00,589 INFO L280 TraceCheckUtils]: 55: Hoare triple {10803#(<= main_~len~0 2)} havoc ~i~0; {10803#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:00,590 INFO L280 TraceCheckUtils]: 56: Hoare triple {10803#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {10847#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-08 22:27:00,590 INFO L280 TraceCheckUtils]: 57: Hoare triple {10847#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} assume !!(~i~0 >= 0); {10847#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-08 22:27:00,591 INFO L280 TraceCheckUtils]: 58: Hoare triple {10847#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} ~new_data~0 := ~i~0 + ~len~0; {10847#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-08 22:27:00,592 INFO L263 TraceCheckUtils]: 59: Hoare triple {10847#(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); {10922#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:00,592 INFO L280 TraceCheckUtils]: 60: Hoare triple {10922#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10796#true} is VALID [2020-07-08 22:27:00,592 INFO L280 TraceCheckUtils]: 61: Hoare triple {10796#true} ~data := #in~data; {10796#true} is VALID [2020-07-08 22:27:00,592 INFO L280 TraceCheckUtils]: 62: Hoare triple {10796#true} ~index := #in~index; {10796#true} is VALID [2020-07-08 22:27:00,593 INFO L280 TraceCheckUtils]: 63: Hoare triple {10796#true} assume !!(~index > 0); {10796#true} is VALID [2020-07-08 22:27:00,593 INFO L280 TraceCheckUtils]: 64: Hoare triple {10796#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {10796#true} is VALID [2020-07-08 22:27:00,593 INFO L280 TraceCheckUtils]: 65: Hoare triple {10796#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {10796#true} is VALID [2020-07-08 22:27:00,593 INFO L280 TraceCheckUtils]: 66: Hoare triple {10796#true} havoc #t~mem9.base, #t~mem9.offset; {10796#true} is VALID [2020-07-08 22:27:00,593 INFO L280 TraceCheckUtils]: 67: Hoare triple {10796#true} #t~post10 := ~index; {10796#true} is VALID [2020-07-08 22:27:00,594 INFO L280 TraceCheckUtils]: 68: Hoare triple {10796#true} ~index := #t~post10 - 1; {10796#true} is VALID [2020-07-08 22:27:00,594 INFO L280 TraceCheckUtils]: 69: Hoare triple {10796#true} havoc #t~post10; {10796#true} is VALID [2020-07-08 22:27:00,594 INFO L280 TraceCheckUtils]: 70: Hoare triple {10796#true} assume !(~index > 0); {10796#true} is VALID [2020-07-08 22:27:00,594 INFO L280 TraceCheckUtils]: 71: Hoare triple {10796#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {10796#true} is VALID [2020-07-08 22:27:00,594 INFO L280 TraceCheckUtils]: 72: Hoare triple {10796#true} assume true; {10796#true} is VALID [2020-07-08 22:27:00,595 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {10796#true} {10847#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} #188#return; {10847#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-08 22:27:00,596 INFO L280 TraceCheckUtils]: 74: Hoare triple {10847#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} #t~post12 := ~i~0; {10862#(and (<= main_~len~0 2) (<= (+ |main_#t~post12| 1) main_~len~0))} is VALID [2020-07-08 22:27:00,596 INFO L280 TraceCheckUtils]: 75: Hoare triple {10862#(and (<= main_~len~0 2) (<= (+ |main_#t~post12| 1) main_~len~0))} ~i~0 := #t~post12 - 1; {10863#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-08 22:27:00,597 INFO L280 TraceCheckUtils]: 76: Hoare triple {10863#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 2))} havoc #t~post12; {10863#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-08 22:27:00,597 INFO L280 TraceCheckUtils]: 77: Hoare triple {10863#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 2))} assume !!(~i~0 >= 0); {10864#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 (+ main_~i~0 2)))} is VALID [2020-07-08 22:27:00,598 INFO L280 TraceCheckUtils]: 78: Hoare triple {10864#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 (+ main_~i~0 2)))} ~new_data~0 := ~i~0 + ~len~0; {10865#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 2)) (<= (+ main_~new_data~0 2) (* 2 main_~len~0)))} is VALID [2020-07-08 22:27:00,599 INFO L263 TraceCheckUtils]: 79: Hoare triple {10865#(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); {10922#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:00,599 INFO L280 TraceCheckUtils]: 80: Hoare triple {10922#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10923#(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 [2020-07-08 22:27:00,600 INFO L280 TraceCheckUtils]: 81: 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))} ~data := #in~data; {10924#(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 [2020-07-08 22:27:00,600 INFO L280 TraceCheckUtils]: 82: Hoare triple {10924#(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; {10924#(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 [2020-07-08 22:27:00,601 INFO L280 TraceCheckUtils]: 83: Hoare triple {10924#(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); {10924#(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 [2020-07-08 22:27:00,602 INFO L280 TraceCheckUtils]: 84: Hoare triple {10924#(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 {10925#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} is VALID [2020-07-08 22:27:00,603 INFO L280 TraceCheckUtils]: 85: Hoare triple {10925#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} assume true; {10925#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} is VALID [2020-07-08 22:27:00,604 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {10925#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} {10865#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 2)) (<= (+ main_~new_data~0 2) (* 2 main_~len~0)))} #188#return; {10873#(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 [2020-07-08 22:27:00,605 INFO L280 TraceCheckUtils]: 87: Hoare triple {10873#(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; {10873#(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 [2020-07-08 22:27:00,606 INFO L280 TraceCheckUtils]: 88: Hoare triple {10873#(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; {10873#(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 [2020-07-08 22:27:00,607 INFO L280 TraceCheckUtils]: 89: Hoare triple {10873#(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; {10873#(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 [2020-07-08 22:27:00,607 INFO L280 TraceCheckUtils]: 90: Hoare triple {10873#(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); {10873#(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 [2020-07-08 22:27:00,608 INFO L280 TraceCheckUtils]: 91: Hoare triple {10873#(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; {10874#(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 [2020-07-08 22:27:00,609 INFO L280 TraceCheckUtils]: 92: Hoare triple {10874#(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); {10874#(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 [2020-07-08 22:27:00,609 INFO L280 TraceCheckUtils]: 93: Hoare triple {10874#(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; {10874#(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 [2020-07-08 22:27:00,610 INFO L263 TraceCheckUtils]: 94: Hoare triple {10874#(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); {10796#true} is VALID [2020-07-08 22:27:00,610 INFO L280 TraceCheckUtils]: 95: Hoare triple {10796#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10796#true} is VALID [2020-07-08 22:27:00,610 INFO L280 TraceCheckUtils]: 96: Hoare triple {10796#true} ~index := #in~index; {10796#true} is VALID [2020-07-08 22:27:00,610 INFO L280 TraceCheckUtils]: 97: Hoare triple {10796#true} assume !!(~index > 0); {10796#true} is VALID [2020-07-08 22:27:00,610 INFO L280 TraceCheckUtils]: 98: Hoare triple {10796#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {10796#true} is VALID [2020-07-08 22:27:00,610 INFO L280 TraceCheckUtils]: 99: Hoare triple {10796#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {10796#true} is VALID [2020-07-08 22:27:00,611 INFO L280 TraceCheckUtils]: 100: Hoare triple {10796#true} havoc #t~mem6.base, #t~mem6.offset; {10796#true} is VALID [2020-07-08 22:27:00,611 INFO L280 TraceCheckUtils]: 101: Hoare triple {10796#true} #t~post7 := ~index; {10796#true} is VALID [2020-07-08 22:27:00,611 INFO L280 TraceCheckUtils]: 102: Hoare triple {10796#true} ~index := #t~post7 - 1; {10796#true} is VALID [2020-07-08 22:27:00,611 INFO L280 TraceCheckUtils]: 103: Hoare triple {10796#true} havoc #t~post7; {10796#true} is VALID [2020-07-08 22:27:00,611 INFO L280 TraceCheckUtils]: 104: Hoare triple {10796#true} assume !(~index > 0); {10796#true} is VALID [2020-07-08 22:27:00,612 INFO L280 TraceCheckUtils]: 105: Hoare triple {10796#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {10796#true} is VALID [2020-07-08 22:27:00,612 INFO L280 TraceCheckUtils]: 106: Hoare triple {10796#true} #res := #t~mem8; {10796#true} is VALID [2020-07-08 22:27:00,612 INFO L280 TraceCheckUtils]: 107: Hoare triple {10796#true} havoc #t~mem8; {10796#true} is VALID [2020-07-08 22:27:00,612 INFO L280 TraceCheckUtils]: 108: Hoare triple {10796#true} assume true; {10796#true} is VALID [2020-07-08 22:27:00,613 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {10796#true} {10874#(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; {10874#(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 [2020-07-08 22:27:00,613 INFO L280 TraceCheckUtils]: 110: Hoare triple {10874#(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; {10874#(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 [2020-07-08 22:27:00,614 INFO L280 TraceCheckUtils]: 111: Hoare triple {10874#(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); {10874#(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 [2020-07-08 22:27:00,615 INFO L280 TraceCheckUtils]: 112: Hoare triple {10874#(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; {10874#(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 [2020-07-08 22:27:00,616 INFO L280 TraceCheckUtils]: 113: Hoare triple {10874#(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; {10890#(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 [2020-07-08 22:27:00,617 INFO L280 TraceCheckUtils]: 114: Hoare triple {10890#(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; {10891#(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 [2020-07-08 22:27:00,617 INFO L280 TraceCheckUtils]: 115: Hoare triple {10891#(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; {10891#(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 [2020-07-08 22:27:00,618 INFO L280 TraceCheckUtils]: 116: Hoare triple {10891#(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); {10891#(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 [2020-07-08 22:27:00,619 INFO L280 TraceCheckUtils]: 117: Hoare triple {10891#(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; {10892#(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 [2020-07-08 22:27:00,619 INFO L263 TraceCheckUtils]: 118: Hoare triple {10892#(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); {10796#true} is VALID [2020-07-08 22:27:00,620 INFO L280 TraceCheckUtils]: 119: Hoare triple {10796#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10926#(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 [2020-07-08 22:27:00,620 INFO L280 TraceCheckUtils]: 120: Hoare triple {10926#(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; {10926#(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 [2020-07-08 22:27:00,621 INFO L280 TraceCheckUtils]: 121: Hoare triple {10926#(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); {10926#(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 [2020-07-08 22:27:00,621 INFO L280 TraceCheckUtils]: 122: Hoare triple {10926#(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 {10927#(= (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 [2020-07-08 22:27:00,621 INFO L280 TraceCheckUtils]: 123: 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_#t~mem8|)} #res := #t~mem8; {10928#(= (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 [2020-07-08 22:27:00,622 INFO L280 TraceCheckUtils]: 124: Hoare triple {10928#(= (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; {10928#(= (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 [2020-07-08 22:27:00,627 INFO L280 TraceCheckUtils]: 125: Hoare triple {10928#(= (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; {10928#(= (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 [2020-07-08 22:27:00,629 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {10928#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} {10892#(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; {10901#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} is VALID [2020-07-08 22:27:00,630 INFO L280 TraceCheckUtils]: 127: Hoare triple {10901#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {10901#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} is VALID [2020-07-08 22:27:00,630 INFO L280 TraceCheckUtils]: 128: Hoare triple {10901#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} assume ~expected~0 != #t~ret14; {10797#false} is VALID [2020-07-08 22:27:00,631 INFO L280 TraceCheckUtils]: 129: Hoare triple {10797#false} havoc #t~ret14; {10797#false} is VALID [2020-07-08 22:27:00,631 INFO L280 TraceCheckUtils]: 130: Hoare triple {10797#false} assume !false; {10797#false} is VALID [2020-07-08 22:27:00,651 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-07-08 22:27:00,651 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1067034194] [2020-07-08 22:27:00,651 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:27:00,652 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-07-08 22:27:00,652 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295177221] [2020-07-08 22:27:00,652 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 131 [2020-07-08 22:27:00,653 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:27:00,653 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 23 states. [2020-07-08 22:27:00,785 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 113 edges. 113 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:27:00,785 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-07-08 22:27:00,785 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:27:00,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-07-08 22:27:00,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=457, Unknown=0, NotChecked=0, Total=506 [2020-07-08 22:27:00,787 INFO L87 Difference]: Start difference. First operand 123 states and 131 transitions. Second operand 23 states. [2020-07-08 22:27:07,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:27:07,982 INFO L93 Difference]: Finished difference Result 166 states and 179 transitions. [2020-07-08 22:27:07,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-07-08 22:27:07,983 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 131 [2020-07-08 22:27:07,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:27:07,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-07-08 22:27:07,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 159 transitions. [2020-07-08 22:27:07,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-07-08 22:27:07,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 159 transitions. [2020-07-08 22:27:07,994 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 37 states and 159 transitions. [2020-07-08 22:27:08,287 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 159 edges. 159 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:27:08,292 INFO L225 Difference]: With dead ends: 166 [2020-07-08 22:27:08,297 INFO L226 Difference]: Without dead ends: 155 [2020-07-08 22:27:08,300 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 490 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=326, Invalid=2326, Unknown=0, NotChecked=0, Total=2652 [2020-07-08 22:27:08,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-07-08 22:27:08,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 143. [2020-07-08 22:27:08,997 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:27:08,997 INFO L82 GeneralOperation]: Start isEquivalent. First operand 155 states. Second operand 143 states. [2020-07-08 22:27:08,997 INFO L74 IsIncluded]: Start isIncluded. First operand 155 states. Second operand 143 states. [2020-07-08 22:27:08,997 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 143 states. [2020-07-08 22:27:09,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:27:09,008 INFO L93 Difference]: Finished difference Result 155 states and 167 transitions. [2020-07-08 22:27:09,008 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 167 transitions. [2020-07-08 22:27:09,010 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:27:09,010 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:27:09,011 INFO L74 IsIncluded]: Start isIncluded. First operand 143 states. Second operand 155 states. [2020-07-08 22:27:09,011 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 155 states. [2020-07-08 22:27:09,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:27:09,015 INFO L93 Difference]: Finished difference Result 155 states and 167 transitions. [2020-07-08 22:27:09,015 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 167 transitions. [2020-07-08 22:27:09,016 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:27:09,016 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:27:09,016 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:27:09,017 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:27:09,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-07-08 22:27:09,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 155 transitions. [2020-07-08 22:27:09,020 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 155 transitions. Word has length 131 [2020-07-08 22:27:09,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:27:09,020 INFO L479 AbstractCegarLoop]: Abstraction has 143 states and 155 transitions. [2020-07-08 22:27:09,021 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-07-08 22:27:09,021 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 143 states and 155 transitions. [2020-07-08 22:27:09,366 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 155 edges. 155 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:27:09,366 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 155 transitions. [2020-07-08 22:27:09,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-07-08 22:27:09,367 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:27:09,368 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] [2020-07-08 22:27:09,368 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-07-08 22:27:09,368 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:27:09,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:27:09,368 INFO L82 PathProgramCache]: Analyzing trace with hash -1832528814, now seen corresponding path program 2 times [2020-07-08 22:27:09,369 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:27:09,369 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1665554196] [2020-07-08 22:27:09,369 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:27:09,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:09,474 INFO L280 TraceCheckUtils]: 0: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {11919#true} is VALID [2020-07-08 22:27:09,474 INFO L280 TraceCheckUtils]: 1: Hoare triple {11919#true} #valid := #valid[0 := 0]; {11919#true} is VALID [2020-07-08 22:27:09,474 INFO L280 TraceCheckUtils]: 2: Hoare triple {11919#true} assume 0 < #StackHeapBarrier; {11919#true} is VALID [2020-07-08 22:27:09,474 INFO L280 TraceCheckUtils]: 3: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,475 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {11919#true} {11919#true} #194#return; {11919#true} is VALID [2020-07-08 22:27:09,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:09,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:09,516 INFO L280 TraceCheckUtils]: 0: Hoare triple {12025#(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$.offset)|))} ~data := #in~data; {11919#true} is VALID [2020-07-08 22:27:09,516 INFO L280 TraceCheckUtils]: 1: Hoare triple {11919#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11919#true} is VALID [2020-07-08 22:27:09,517 INFO L280 TraceCheckUtils]: 2: Hoare triple {11919#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11919#true} is VALID [2020-07-08 22:27:09,517 INFO L280 TraceCheckUtils]: 3: Hoare triple {11919#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11919#true} is VALID [2020-07-08 22:27:09,517 INFO L280 TraceCheckUtils]: 4: Hoare triple {11919#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11919#true} is VALID [2020-07-08 22:27:09,517 INFO L280 TraceCheckUtils]: 5: Hoare triple {11919#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11919#true} is VALID [2020-07-08 22:27:09,518 INFO L280 TraceCheckUtils]: 6: Hoare triple {11919#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11919#true} is VALID [2020-07-08 22:27:09,518 INFO L280 TraceCheckUtils]: 7: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,518 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {11919#true} {11919#true} #182#return; {11919#true} is VALID [2020-07-08 22:27:09,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:09,523 INFO L280 TraceCheckUtils]: 0: Hoare triple {12025#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11919#true} is VALID [2020-07-08 22:27:09,523 INFO L280 TraceCheckUtils]: 1: Hoare triple {11919#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11919#true} is VALID [2020-07-08 22:27:09,523 INFO L280 TraceCheckUtils]: 2: Hoare triple {11919#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11919#true} is VALID [2020-07-08 22:27:09,523 INFO L280 TraceCheckUtils]: 3: Hoare triple {11919#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11919#true} is VALID [2020-07-08 22:27:09,524 INFO L280 TraceCheckUtils]: 4: Hoare triple {11919#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11919#true} is VALID [2020-07-08 22:27:09,524 INFO L280 TraceCheckUtils]: 5: Hoare triple {11919#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11919#true} is VALID [2020-07-08 22:27:09,524 INFO L280 TraceCheckUtils]: 6: Hoare triple {11919#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11919#true} is VALID [2020-07-08 22:27:09,524 INFO L280 TraceCheckUtils]: 7: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,524 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {11919#true} {11919#true} #182#return; {11919#true} is VALID [2020-07-08 22:27:09,525 INFO L280 TraceCheckUtils]: 0: Hoare triple {12025#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {11919#true} is VALID [2020-07-08 22:27:09,525 INFO L280 TraceCheckUtils]: 1: Hoare triple {11919#true} ~data := #in~data; {11919#true} is VALID [2020-07-08 22:27:09,525 INFO L280 TraceCheckUtils]: 2: Hoare triple {11919#true} ~head~0.base, ~head~0.offset := 0, 0; {11919#true} is VALID [2020-07-08 22:27:09,525 INFO L280 TraceCheckUtils]: 3: Hoare triple {11919#true} assume !!(~len > 0); {11919#true} is VALID [2020-07-08 22:27:09,526 INFO L263 TraceCheckUtils]: 4: Hoare triple {11919#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {12025#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:09,526 INFO L280 TraceCheckUtils]: 5: Hoare triple {12025#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11919#true} is VALID [2020-07-08 22:27:09,527 INFO L280 TraceCheckUtils]: 6: Hoare triple {11919#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11919#true} is VALID [2020-07-08 22:27:09,527 INFO L280 TraceCheckUtils]: 7: Hoare triple {11919#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11919#true} is VALID [2020-07-08 22:27:09,527 INFO L280 TraceCheckUtils]: 8: Hoare triple {11919#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11919#true} is VALID [2020-07-08 22:27:09,527 INFO L280 TraceCheckUtils]: 9: Hoare triple {11919#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11919#true} is VALID [2020-07-08 22:27:09,527 INFO L280 TraceCheckUtils]: 10: Hoare triple {11919#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11919#true} is VALID [2020-07-08 22:27:09,528 INFO L280 TraceCheckUtils]: 11: Hoare triple {11919#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11919#true} is VALID [2020-07-08 22:27:09,528 INFO L280 TraceCheckUtils]: 12: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,528 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {11919#true} {11919#true} #182#return; {11919#true} is VALID [2020-07-08 22:27:09,528 INFO L280 TraceCheckUtils]: 14: Hoare triple {11919#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {11919#true} is VALID [2020-07-08 22:27:09,528 INFO L280 TraceCheckUtils]: 15: Hoare triple {11919#true} havoc #t~ret4.base, #t~ret4.offset; {11919#true} is VALID [2020-07-08 22:27:09,529 INFO L280 TraceCheckUtils]: 16: Hoare triple {11919#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {11919#true} is VALID [2020-07-08 22:27:09,529 INFO L280 TraceCheckUtils]: 17: Hoare triple {11919#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {11919#true} is VALID [2020-07-08 22:27:09,529 INFO L280 TraceCheckUtils]: 18: Hoare triple {11919#true} #t~post3 := ~len; {11919#true} is VALID [2020-07-08 22:27:09,529 INFO L280 TraceCheckUtils]: 19: Hoare triple {11919#true} ~len := #t~post3 - 1; {11919#true} is VALID [2020-07-08 22:27:09,529 INFO L280 TraceCheckUtils]: 20: Hoare triple {11919#true} havoc #t~post3; {11919#true} is VALID [2020-07-08 22:27:09,530 INFO L280 TraceCheckUtils]: 21: Hoare triple {11919#true} assume !!(~len > 0); {11919#true} is VALID [2020-07-08 22:27:09,531 INFO L263 TraceCheckUtils]: 22: Hoare triple {11919#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {12025#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:09,531 INFO L280 TraceCheckUtils]: 23: Hoare triple {12025#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11919#true} is VALID [2020-07-08 22:27:09,531 INFO L280 TraceCheckUtils]: 24: Hoare triple {11919#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11919#true} is VALID [2020-07-08 22:27:09,531 INFO L280 TraceCheckUtils]: 25: Hoare triple {11919#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11919#true} is VALID [2020-07-08 22:27:09,532 INFO L280 TraceCheckUtils]: 26: Hoare triple {11919#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11919#true} is VALID [2020-07-08 22:27:09,532 INFO L280 TraceCheckUtils]: 27: Hoare triple {11919#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11919#true} is VALID [2020-07-08 22:27:09,532 INFO L280 TraceCheckUtils]: 28: Hoare triple {11919#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11919#true} is VALID [2020-07-08 22:27:09,532 INFO L280 TraceCheckUtils]: 29: Hoare triple {11919#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11919#true} is VALID [2020-07-08 22:27:09,532 INFO L280 TraceCheckUtils]: 30: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,533 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {11919#true} {11919#true} #182#return; {11919#true} is VALID [2020-07-08 22:27:09,533 INFO L280 TraceCheckUtils]: 32: Hoare triple {11919#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {11919#true} is VALID [2020-07-08 22:27:09,533 INFO L280 TraceCheckUtils]: 33: Hoare triple {11919#true} havoc #t~ret4.base, #t~ret4.offset; {11919#true} is VALID [2020-07-08 22:27:09,533 INFO L280 TraceCheckUtils]: 34: Hoare triple {11919#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {11919#true} is VALID [2020-07-08 22:27:09,534 INFO L280 TraceCheckUtils]: 35: Hoare triple {11919#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {11919#true} is VALID [2020-07-08 22:27:09,534 INFO L280 TraceCheckUtils]: 36: Hoare triple {11919#true} #t~post3 := ~len; {11919#true} is VALID [2020-07-08 22:27:09,534 INFO L280 TraceCheckUtils]: 37: Hoare triple {11919#true} ~len := #t~post3 - 1; {11919#true} is VALID [2020-07-08 22:27:09,534 INFO L280 TraceCheckUtils]: 38: Hoare triple {11919#true} havoc #t~post3; {11919#true} is VALID [2020-07-08 22:27:09,534 INFO L280 TraceCheckUtils]: 39: Hoare triple {11919#true} assume !(~len > 0); {11919#true} is VALID [2020-07-08 22:27:09,535 INFO L280 TraceCheckUtils]: 40: Hoare triple {11919#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {11919#true} is VALID [2020-07-08 22:27:09,535 INFO L280 TraceCheckUtils]: 41: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,536 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {11919#true} {11926#(<= main_~len~0 2)} #186#return; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:09,573 INFO L280 TraceCheckUtils]: 0: Hoare triple {12044#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11919#true} is VALID [2020-07-08 22:27:09,574 INFO L280 TraceCheckUtils]: 1: Hoare triple {11919#true} ~data := #in~data; {11919#true} is VALID [2020-07-08 22:27:09,574 INFO L280 TraceCheckUtils]: 2: Hoare triple {11919#true} ~index := #in~index; {11919#true} is VALID [2020-07-08 22:27:09,574 INFO L280 TraceCheckUtils]: 3: Hoare triple {11919#true} assume !!(~index > 0); {11919#true} is VALID [2020-07-08 22:27:09,575 INFO L280 TraceCheckUtils]: 4: Hoare triple {11919#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {11919#true} is VALID [2020-07-08 22:27:09,575 INFO L280 TraceCheckUtils]: 5: Hoare triple {11919#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {11919#true} is VALID [2020-07-08 22:27:09,575 INFO L280 TraceCheckUtils]: 6: Hoare triple {11919#true} havoc #t~mem9.base, #t~mem9.offset; {11919#true} is VALID [2020-07-08 22:27:09,575 INFO L280 TraceCheckUtils]: 7: Hoare triple {11919#true} #t~post10 := ~index; {11919#true} is VALID [2020-07-08 22:27:09,575 INFO L280 TraceCheckUtils]: 8: Hoare triple {11919#true} ~index := #t~post10 - 1; {11919#true} is VALID [2020-07-08 22:27:09,576 INFO L280 TraceCheckUtils]: 9: Hoare triple {11919#true} havoc #t~post10; {11919#true} is VALID [2020-07-08 22:27:09,576 INFO L280 TraceCheckUtils]: 10: Hoare triple {11919#true} assume !(~index > 0); {11919#true} is VALID [2020-07-08 22:27:09,576 INFO L280 TraceCheckUtils]: 11: Hoare triple {11919#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {11919#true} is VALID [2020-07-08 22:27:09,576 INFO L280 TraceCheckUtils]: 12: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,578 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {11919#true} {11926#(<= main_~len~0 2)} #188#return; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:09,598 INFO L280 TraceCheckUtils]: 0: Hoare triple {12044#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11919#true} is VALID [2020-07-08 22:27:09,598 INFO L280 TraceCheckUtils]: 1: Hoare triple {11919#true} ~data := #in~data; {11919#true} is VALID [2020-07-08 22:27:09,598 INFO L280 TraceCheckUtils]: 2: Hoare triple {11919#true} ~index := #in~index; {11919#true} is VALID [2020-07-08 22:27:09,598 INFO L280 TraceCheckUtils]: 3: Hoare triple {11919#true} assume !(~index > 0); {11919#true} is VALID [2020-07-08 22:27:09,599 INFO L280 TraceCheckUtils]: 4: Hoare triple {11919#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {11919#true} is VALID [2020-07-08 22:27:09,599 INFO L280 TraceCheckUtils]: 5: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,600 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {11919#true} {11926#(<= main_~len~0 2)} #188#return; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:09,607 INFO L280 TraceCheckUtils]: 0: Hoare triple {11919#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11919#true} is VALID [2020-07-08 22:27:09,608 INFO L280 TraceCheckUtils]: 1: Hoare triple {11919#true} ~index := #in~index; {11919#true} is VALID [2020-07-08 22:27:09,608 INFO L280 TraceCheckUtils]: 2: Hoare triple {11919#true} assume !!(~index > 0); {11919#true} is VALID [2020-07-08 22:27:09,608 INFO L280 TraceCheckUtils]: 3: Hoare triple {11919#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {11919#true} is VALID [2020-07-08 22:27:09,608 INFO L280 TraceCheckUtils]: 4: Hoare triple {11919#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {11919#true} is VALID [2020-07-08 22:27:09,609 INFO L280 TraceCheckUtils]: 5: Hoare triple {11919#true} havoc #t~mem6.base, #t~mem6.offset; {11919#true} is VALID [2020-07-08 22:27:09,609 INFO L280 TraceCheckUtils]: 6: Hoare triple {11919#true} #t~post7 := ~index; {11919#true} is VALID [2020-07-08 22:27:09,609 INFO L280 TraceCheckUtils]: 7: Hoare triple {11919#true} ~index := #t~post7 - 1; {11919#true} is VALID [2020-07-08 22:27:09,609 INFO L280 TraceCheckUtils]: 8: Hoare triple {11919#true} havoc #t~post7; {11919#true} is VALID [2020-07-08 22:27:09,610 INFO L280 TraceCheckUtils]: 9: Hoare triple {11919#true} assume !(~index > 0); {11919#true} is VALID [2020-07-08 22:27:09,610 INFO L280 TraceCheckUtils]: 10: Hoare triple {11919#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {11919#true} is VALID [2020-07-08 22:27:09,610 INFO L280 TraceCheckUtils]: 11: Hoare triple {11919#true} #res := #t~mem8; {11919#true} is VALID [2020-07-08 22:27:09,610 INFO L280 TraceCheckUtils]: 12: Hoare triple {11919#true} havoc #t~mem8; {11919#true} is VALID [2020-07-08 22:27:09,610 INFO L280 TraceCheckUtils]: 13: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,611 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {11919#true} {11991#(<= main_~i~0 1)} #190#return; {11991#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:09,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:09,664 INFO L280 TraceCheckUtils]: 0: Hoare triple {11919#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11919#true} is VALID [2020-07-08 22:27:09,664 INFO L280 TraceCheckUtils]: 1: Hoare triple {11919#true} ~index := #in~index; {12045#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-08 22:27:09,665 INFO L280 TraceCheckUtils]: 2: Hoare triple {12045#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} assume !!(~index > 0); {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} is VALID [2020-07-08 22:27:09,666 INFO L280 TraceCheckUtils]: 3: Hoare triple {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} is VALID [2020-07-08 22:27:09,667 INFO L280 TraceCheckUtils]: 4: Hoare triple {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} is VALID [2020-07-08 22:27:09,667 INFO L280 TraceCheckUtils]: 5: Hoare triple {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} havoc #t~mem6.base, #t~mem6.offset; {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} is VALID [2020-07-08 22:27:09,668 INFO L280 TraceCheckUtils]: 6: Hoare triple {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} #t~post7 := ~index; {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,668 INFO L280 TraceCheckUtils]: 7: Hoare triple {12047#(<= 1 |sll_get_data_at_#in~index|)} ~index := #t~post7 - 1; {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,669 INFO L280 TraceCheckUtils]: 8: Hoare triple {12047#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~post7; {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,670 INFO L280 TraceCheckUtils]: 9: Hoare triple {12047#(<= 1 |sll_get_data_at_#in~index|)} assume !(~index > 0); {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,670 INFO L280 TraceCheckUtils]: 10: Hoare triple {12047#(<= 1 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,671 INFO L280 TraceCheckUtils]: 11: Hoare triple {12047#(<= 1 |sll_get_data_at_#in~index|)} #res := #t~mem8; {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,671 INFO L280 TraceCheckUtils]: 12: Hoare triple {12047#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~mem8; {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,672 INFO L280 TraceCheckUtils]: 13: Hoare triple {12047#(<= 1 |sll_get_data_at_#in~index|)} assume true; {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,673 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {12047#(<= 1 |sll_get_data_at_#in~index|)} {12008#(<= main_~i~0 0)} #190#return; {11920#false} is VALID [2020-07-08 22:27:09,675 INFO L263 TraceCheckUtils]: 0: Hoare triple {11919#true} call ULTIMATE.init(); {12024#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-08 22:27:09,675 INFO L280 TraceCheckUtils]: 1: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {11919#true} is VALID [2020-07-08 22:27:09,675 INFO L280 TraceCheckUtils]: 2: Hoare triple {11919#true} #valid := #valid[0 := 0]; {11919#true} is VALID [2020-07-08 22:27:09,675 INFO L280 TraceCheckUtils]: 3: Hoare triple {11919#true} assume 0 < #StackHeapBarrier; {11919#true} is VALID [2020-07-08 22:27:09,675 INFO L280 TraceCheckUtils]: 4: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,676 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {11919#true} {11919#true} #194#return; {11919#true} is VALID [2020-07-08 22:27:09,676 INFO L263 TraceCheckUtils]: 6: Hoare triple {11919#true} call #t~ret15 := main(); {11919#true} is VALID [2020-07-08 22:27:09,676 INFO L280 TraceCheckUtils]: 7: Hoare triple {11919#true} ~len~0 := 2; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,677 INFO L280 TraceCheckUtils]: 8: Hoare triple {11926#(<= main_~len~0 2)} ~data~0 := 1; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,678 INFO L263 TraceCheckUtils]: 9: Hoare triple {11926#(<= main_~len~0 2)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {12025#(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$.offset)|))} is VALID [2020-07-08 22:27:09,678 INFO L280 TraceCheckUtils]: 10: Hoare triple {12025#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {11919#true} is VALID [2020-07-08 22:27:09,678 INFO L280 TraceCheckUtils]: 11: Hoare triple {11919#true} ~data := #in~data; {11919#true} is VALID [2020-07-08 22:27:09,679 INFO L280 TraceCheckUtils]: 12: Hoare triple {11919#true} ~head~0.base, ~head~0.offset := 0, 0; {11919#true} is VALID [2020-07-08 22:27:09,679 INFO L280 TraceCheckUtils]: 13: Hoare triple {11919#true} assume !!(~len > 0); {11919#true} is VALID [2020-07-08 22:27:09,680 INFO L263 TraceCheckUtils]: 14: Hoare triple {11919#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {12025#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:09,680 INFO L280 TraceCheckUtils]: 15: Hoare triple {12025#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11919#true} is VALID [2020-07-08 22:27:09,680 INFO L280 TraceCheckUtils]: 16: Hoare triple {11919#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11919#true} is VALID [2020-07-08 22:27:09,681 INFO L280 TraceCheckUtils]: 17: Hoare triple {11919#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11919#true} is VALID [2020-07-08 22:27:09,681 INFO L280 TraceCheckUtils]: 18: Hoare triple {11919#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11919#true} is VALID [2020-07-08 22:27:09,681 INFO L280 TraceCheckUtils]: 19: Hoare triple {11919#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11919#true} is VALID [2020-07-08 22:27:09,681 INFO L280 TraceCheckUtils]: 20: Hoare triple {11919#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11919#true} is VALID [2020-07-08 22:27:09,681 INFO L280 TraceCheckUtils]: 21: Hoare triple {11919#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11919#true} is VALID [2020-07-08 22:27:09,682 INFO L280 TraceCheckUtils]: 22: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,682 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {11919#true} {11919#true} #182#return; {11919#true} is VALID [2020-07-08 22:27:09,682 INFO L280 TraceCheckUtils]: 24: Hoare triple {11919#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {11919#true} is VALID [2020-07-08 22:27:09,682 INFO L280 TraceCheckUtils]: 25: Hoare triple {11919#true} havoc #t~ret4.base, #t~ret4.offset; {11919#true} is VALID [2020-07-08 22:27:09,682 INFO L280 TraceCheckUtils]: 26: Hoare triple {11919#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {11919#true} is VALID [2020-07-08 22:27:09,682 INFO L280 TraceCheckUtils]: 27: Hoare triple {11919#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {11919#true} is VALID [2020-07-08 22:27:09,683 INFO L280 TraceCheckUtils]: 28: Hoare triple {11919#true} #t~post3 := ~len; {11919#true} is VALID [2020-07-08 22:27:09,683 INFO L280 TraceCheckUtils]: 29: Hoare triple {11919#true} ~len := #t~post3 - 1; {11919#true} is VALID [2020-07-08 22:27:09,683 INFO L280 TraceCheckUtils]: 30: Hoare triple {11919#true} havoc #t~post3; {11919#true} is VALID [2020-07-08 22:27:09,683 INFO L280 TraceCheckUtils]: 31: Hoare triple {11919#true} assume !!(~len > 0); {11919#true} is VALID [2020-07-08 22:27:09,684 INFO L263 TraceCheckUtils]: 32: Hoare triple {11919#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {12025#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:09,685 INFO L280 TraceCheckUtils]: 33: Hoare triple {12025#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11919#true} is VALID [2020-07-08 22:27:09,685 INFO L280 TraceCheckUtils]: 34: Hoare triple {11919#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11919#true} is VALID [2020-07-08 22:27:09,685 INFO L280 TraceCheckUtils]: 35: Hoare triple {11919#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11919#true} is VALID [2020-07-08 22:27:09,685 INFO L280 TraceCheckUtils]: 36: Hoare triple {11919#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11919#true} is VALID [2020-07-08 22:27:09,685 INFO L280 TraceCheckUtils]: 37: Hoare triple {11919#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11919#true} is VALID [2020-07-08 22:27:09,686 INFO L280 TraceCheckUtils]: 38: Hoare triple {11919#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11919#true} is VALID [2020-07-08 22:27:09,686 INFO L280 TraceCheckUtils]: 39: Hoare triple {11919#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11919#true} is VALID [2020-07-08 22:27:09,686 INFO L280 TraceCheckUtils]: 40: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,686 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {11919#true} {11919#true} #182#return; {11919#true} is VALID [2020-07-08 22:27:09,686 INFO L280 TraceCheckUtils]: 42: Hoare triple {11919#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {11919#true} is VALID [2020-07-08 22:27:09,686 INFO L280 TraceCheckUtils]: 43: Hoare triple {11919#true} havoc #t~ret4.base, #t~ret4.offset; {11919#true} is VALID [2020-07-08 22:27:09,687 INFO L280 TraceCheckUtils]: 44: Hoare triple {11919#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {11919#true} is VALID [2020-07-08 22:27:09,687 INFO L280 TraceCheckUtils]: 45: Hoare triple {11919#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {11919#true} is VALID [2020-07-08 22:27:09,687 INFO L280 TraceCheckUtils]: 46: Hoare triple {11919#true} #t~post3 := ~len; {11919#true} is VALID [2020-07-08 22:27:09,687 INFO L280 TraceCheckUtils]: 47: Hoare triple {11919#true} ~len := #t~post3 - 1; {11919#true} is VALID [2020-07-08 22:27:09,687 INFO L280 TraceCheckUtils]: 48: Hoare triple {11919#true} havoc #t~post3; {11919#true} is VALID [2020-07-08 22:27:09,688 INFO L280 TraceCheckUtils]: 49: Hoare triple {11919#true} assume !(~len > 0); {11919#true} is VALID [2020-07-08 22:27:09,688 INFO L280 TraceCheckUtils]: 50: Hoare triple {11919#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {11919#true} is VALID [2020-07-08 22:27:09,688 INFO L280 TraceCheckUtils]: 51: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,689 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {11919#true} {11926#(<= main_~len~0 2)} #186#return; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,690 INFO L280 TraceCheckUtils]: 53: Hoare triple {11926#(<= main_~len~0 2)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,690 INFO L280 TraceCheckUtils]: 54: Hoare triple {11926#(<= main_~len~0 2)} havoc #t~ret11.base, #t~ret11.offset; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,691 INFO L280 TraceCheckUtils]: 55: Hoare triple {11926#(<= main_~len~0 2)} havoc ~i~0; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,692 INFO L280 TraceCheckUtils]: 56: Hoare triple {11926#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,692 INFO L280 TraceCheckUtils]: 57: Hoare triple {11926#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,693 INFO L280 TraceCheckUtils]: 58: Hoare triple {11926#(<= main_~len~0 2)} ~new_data~0 := ~i~0 + ~len~0; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,694 INFO L263 TraceCheckUtils]: 59: Hoare triple {11926#(<= main_~len~0 2)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {12044#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:09,695 INFO L280 TraceCheckUtils]: 60: Hoare triple {12044#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11919#true} is VALID [2020-07-08 22:27:09,695 INFO L280 TraceCheckUtils]: 61: Hoare triple {11919#true} ~data := #in~data; {11919#true} is VALID [2020-07-08 22:27:09,695 INFO L280 TraceCheckUtils]: 62: Hoare triple {11919#true} ~index := #in~index; {11919#true} is VALID [2020-07-08 22:27:09,695 INFO L280 TraceCheckUtils]: 63: Hoare triple {11919#true} assume !!(~index > 0); {11919#true} is VALID [2020-07-08 22:27:09,695 INFO L280 TraceCheckUtils]: 64: Hoare triple {11919#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {11919#true} is VALID [2020-07-08 22:27:09,696 INFO L280 TraceCheckUtils]: 65: Hoare triple {11919#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {11919#true} is VALID [2020-07-08 22:27:09,696 INFO L280 TraceCheckUtils]: 66: Hoare triple {11919#true} havoc #t~mem9.base, #t~mem9.offset; {11919#true} is VALID [2020-07-08 22:27:09,696 INFO L280 TraceCheckUtils]: 67: Hoare triple {11919#true} #t~post10 := ~index; {11919#true} is VALID [2020-07-08 22:27:09,696 INFO L280 TraceCheckUtils]: 68: Hoare triple {11919#true} ~index := #t~post10 - 1; {11919#true} is VALID [2020-07-08 22:27:09,696 INFO L280 TraceCheckUtils]: 69: Hoare triple {11919#true} havoc #t~post10; {11919#true} is VALID [2020-07-08 22:27:09,696 INFO L280 TraceCheckUtils]: 70: Hoare triple {11919#true} assume !(~index > 0); {11919#true} is VALID [2020-07-08 22:27:09,697 INFO L280 TraceCheckUtils]: 71: Hoare triple {11919#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {11919#true} is VALID [2020-07-08 22:27:09,697 INFO L280 TraceCheckUtils]: 72: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,698 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {11919#true} {11926#(<= main_~len~0 2)} #188#return; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,699 INFO L280 TraceCheckUtils]: 74: Hoare triple {11926#(<= main_~len~0 2)} #t~post12 := ~i~0; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,699 INFO L280 TraceCheckUtils]: 75: Hoare triple {11926#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,700 INFO L280 TraceCheckUtils]: 76: Hoare triple {11926#(<= main_~len~0 2)} havoc #t~post12; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,700 INFO L280 TraceCheckUtils]: 77: Hoare triple {11926#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,701 INFO L280 TraceCheckUtils]: 78: Hoare triple {11926#(<= main_~len~0 2)} ~new_data~0 := ~i~0 + ~len~0; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,702 INFO L263 TraceCheckUtils]: 79: Hoare triple {11926#(<= main_~len~0 2)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {12044#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:09,702 INFO L280 TraceCheckUtils]: 80: Hoare triple {12044#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11919#true} is VALID [2020-07-08 22:27:09,702 INFO L280 TraceCheckUtils]: 81: Hoare triple {11919#true} ~data := #in~data; {11919#true} is VALID [2020-07-08 22:27:09,703 INFO L280 TraceCheckUtils]: 82: Hoare triple {11919#true} ~index := #in~index; {11919#true} is VALID [2020-07-08 22:27:09,703 INFO L280 TraceCheckUtils]: 83: Hoare triple {11919#true} assume !(~index > 0); {11919#true} is VALID [2020-07-08 22:27:09,703 INFO L280 TraceCheckUtils]: 84: Hoare triple {11919#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {11919#true} is VALID [2020-07-08 22:27:09,703 INFO L280 TraceCheckUtils]: 85: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,704 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {11919#true} {11926#(<= main_~len~0 2)} #188#return; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,705 INFO L280 TraceCheckUtils]: 87: Hoare triple {11926#(<= main_~len~0 2)} #t~post12 := ~i~0; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,705 INFO L280 TraceCheckUtils]: 88: Hoare triple {11926#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,706 INFO L280 TraceCheckUtils]: 89: Hoare triple {11926#(<= main_~len~0 2)} havoc #t~post12; {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,706 INFO L280 TraceCheckUtils]: 90: Hoare triple {11926#(<= main_~len~0 2)} assume !(~i~0 >= 0); {11926#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:09,707 INFO L280 TraceCheckUtils]: 91: Hoare triple {11926#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {11991#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:09,708 INFO L280 TraceCheckUtils]: 92: Hoare triple {11991#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {11991#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:09,708 INFO L280 TraceCheckUtils]: 93: Hoare triple {11991#(<= main_~i~0 1)} ~expected~0 := ~i~0 + ~len~0; {11991#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:09,708 INFO L263 TraceCheckUtils]: 94: Hoare triple {11991#(<= main_~i~0 1)} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {11919#true} is VALID [2020-07-08 22:27:09,708 INFO L280 TraceCheckUtils]: 95: Hoare triple {11919#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11919#true} is VALID [2020-07-08 22:27:09,709 INFO L280 TraceCheckUtils]: 96: Hoare triple {11919#true} ~index := #in~index; {11919#true} is VALID [2020-07-08 22:27:09,709 INFO L280 TraceCheckUtils]: 97: Hoare triple {11919#true} assume !!(~index > 0); {11919#true} is VALID [2020-07-08 22:27:09,709 INFO L280 TraceCheckUtils]: 98: Hoare triple {11919#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {11919#true} is VALID [2020-07-08 22:27:09,709 INFO L280 TraceCheckUtils]: 99: Hoare triple {11919#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {11919#true} is VALID [2020-07-08 22:27:09,709 INFO L280 TraceCheckUtils]: 100: Hoare triple {11919#true} havoc #t~mem6.base, #t~mem6.offset; {11919#true} is VALID [2020-07-08 22:27:09,709 INFO L280 TraceCheckUtils]: 101: Hoare triple {11919#true} #t~post7 := ~index; {11919#true} is VALID [2020-07-08 22:27:09,710 INFO L280 TraceCheckUtils]: 102: Hoare triple {11919#true} ~index := #t~post7 - 1; {11919#true} is VALID [2020-07-08 22:27:09,710 INFO L280 TraceCheckUtils]: 103: Hoare triple {11919#true} havoc #t~post7; {11919#true} is VALID [2020-07-08 22:27:09,710 INFO L280 TraceCheckUtils]: 104: Hoare triple {11919#true} assume !(~index > 0); {11919#true} is VALID [2020-07-08 22:27:09,710 INFO L280 TraceCheckUtils]: 105: Hoare triple {11919#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {11919#true} is VALID [2020-07-08 22:27:09,710 INFO L280 TraceCheckUtils]: 106: Hoare triple {11919#true} #res := #t~mem8; {11919#true} is VALID [2020-07-08 22:27:09,710 INFO L280 TraceCheckUtils]: 107: Hoare triple {11919#true} havoc #t~mem8; {11919#true} is VALID [2020-07-08 22:27:09,711 INFO L280 TraceCheckUtils]: 108: Hoare triple {11919#true} assume true; {11919#true} is VALID [2020-07-08 22:27:09,712 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {11919#true} {11991#(<= main_~i~0 1)} #190#return; {11991#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:09,712 INFO L280 TraceCheckUtils]: 110: Hoare triple {11991#(<= main_~i~0 1)} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {11991#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:09,713 INFO L280 TraceCheckUtils]: 111: Hoare triple {11991#(<= main_~i~0 1)} assume !(~expected~0 != #t~ret14); {11991#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:09,713 INFO L280 TraceCheckUtils]: 112: Hoare triple {11991#(<= main_~i~0 1)} havoc #t~ret14; {11991#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:09,714 INFO L280 TraceCheckUtils]: 113: Hoare triple {11991#(<= main_~i~0 1)} #t~post13 := ~i~0; {12007#(<= |main_#t~post13| 1)} is VALID [2020-07-08 22:27:09,715 INFO L280 TraceCheckUtils]: 114: Hoare triple {12007#(<= |main_#t~post13| 1)} ~i~0 := #t~post13 - 1; {12008#(<= main_~i~0 0)} is VALID [2020-07-08 22:27:09,716 INFO L280 TraceCheckUtils]: 115: Hoare triple {12008#(<= main_~i~0 0)} havoc #t~post13; {12008#(<= main_~i~0 0)} is VALID [2020-07-08 22:27:09,716 INFO L280 TraceCheckUtils]: 116: Hoare triple {12008#(<= main_~i~0 0)} assume !!(~i~0 >= 0); {12008#(<= main_~i~0 0)} is VALID [2020-07-08 22:27:09,717 INFO L280 TraceCheckUtils]: 117: Hoare triple {12008#(<= main_~i~0 0)} ~expected~0 := ~i~0 + ~len~0; {12008#(<= main_~i~0 0)} is VALID [2020-07-08 22:27:09,717 INFO L263 TraceCheckUtils]: 118: Hoare triple {12008#(<= main_~i~0 0)} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {11919#true} is VALID [2020-07-08 22:27:09,717 INFO L280 TraceCheckUtils]: 119: Hoare triple {11919#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11919#true} is VALID [2020-07-08 22:27:09,718 INFO L280 TraceCheckUtils]: 120: Hoare triple {11919#true} ~index := #in~index; {12045#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-08 22:27:09,719 INFO L280 TraceCheckUtils]: 121: Hoare triple {12045#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} assume !!(~index > 0); {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} is VALID [2020-07-08 22:27:09,720 INFO L280 TraceCheckUtils]: 122: Hoare triple {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} is VALID [2020-07-08 22:27:09,720 INFO L280 TraceCheckUtils]: 123: Hoare triple {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} is VALID [2020-07-08 22:27:09,721 INFO L280 TraceCheckUtils]: 124: Hoare triple {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} havoc #t~mem6.base, #t~mem6.offset; {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} is VALID [2020-07-08 22:27:09,722 INFO L280 TraceCheckUtils]: 125: Hoare triple {12046#(and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))} #t~post7 := ~index; {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,722 INFO L280 TraceCheckUtils]: 126: Hoare triple {12047#(<= 1 |sll_get_data_at_#in~index|)} ~index := #t~post7 - 1; {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,723 INFO L280 TraceCheckUtils]: 127: Hoare triple {12047#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~post7; {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,723 INFO L280 TraceCheckUtils]: 128: Hoare triple {12047#(<= 1 |sll_get_data_at_#in~index|)} assume !(~index > 0); {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,724 INFO L280 TraceCheckUtils]: 129: Hoare triple {12047#(<= 1 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,724 INFO L280 TraceCheckUtils]: 130: Hoare triple {12047#(<= 1 |sll_get_data_at_#in~index|)} #res := #t~mem8; {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,725 INFO L280 TraceCheckUtils]: 131: Hoare triple {12047#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~mem8; {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,726 INFO L280 TraceCheckUtils]: 132: Hoare triple {12047#(<= 1 |sll_get_data_at_#in~index|)} assume true; {12047#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-08 22:27:09,727 INFO L275 TraceCheckUtils]: 133: Hoare quadruple {12047#(<= 1 |sll_get_data_at_#in~index|)} {12008#(<= main_~i~0 0)} #190#return; {11920#false} is VALID [2020-07-08 22:27:09,727 INFO L280 TraceCheckUtils]: 134: Hoare triple {11920#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {11920#false} is VALID [2020-07-08 22:27:09,727 INFO L280 TraceCheckUtils]: 135: Hoare triple {11920#false} assume ~expected~0 != #t~ret14; {11920#false} is VALID [2020-07-08 22:27:09,728 INFO L280 TraceCheckUtils]: 136: Hoare triple {11920#false} havoc #t~ret14; {11920#false} is VALID [2020-07-08 22:27:09,728 INFO L280 TraceCheckUtils]: 137: Hoare triple {11920#false} assume !false; {11920#false} is VALID [2020-07-08 22:27:09,745 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-07-08 22:27:09,745 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1665554196] [2020-07-08 22:27:09,745 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-08 22:27:09,745 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-07-08 22:27:09,746 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386075693] [2020-07-08 22:27:09,746 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 138 [2020-07-08 22:27:09,747 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:27:09,747 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-08 22:27:09,865 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 106 edges. 106 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:27:09,865 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-08 22:27:09,865 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:27:09,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-08 22:27:09,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-07-08 22:27:09,866 INFO L87 Difference]: Start difference. First operand 143 states and 155 transitions. Second operand 12 states. [2020-07-08 22:27:12,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:27:12,397 INFO L93 Difference]: Finished difference Result 187 states and 202 transitions. [2020-07-08 22:27:12,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-08 22:27:12,397 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 138 [2020-07-08 22:27:12,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:27:12,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-08 22:27:12,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 145 transitions. [2020-07-08 22:27:12,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-08 22:27:12,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 145 transitions. [2020-07-08 22:27:12,404 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 145 transitions. [2020-07-08 22:27:12,588 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 145 edges. 145 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:27:12,591 INFO L225 Difference]: With dead ends: 187 [2020-07-08 22:27:12,591 INFO L226 Difference]: Without dead ends: 131 [2020-07-08 22:27:12,592 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=87, Invalid=333, Unknown=0, NotChecked=0, Total=420 [2020-07-08 22:27:12,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-07-08 22:27:13,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2020-07-08 22:27:13,311 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:27:13,312 INFO L82 GeneralOperation]: Start isEquivalent. First operand 131 states. Second operand 131 states. [2020-07-08 22:27:13,312 INFO L74 IsIncluded]: Start isIncluded. First operand 131 states. Second operand 131 states. [2020-07-08 22:27:13,312 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 131 states. [2020-07-08 22:27:13,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:27:13,317 INFO L93 Difference]: Finished difference Result 131 states and 138 transitions. [2020-07-08 22:27:13,317 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 138 transitions. [2020-07-08 22:27:13,317 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:27:13,318 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:27:13,318 INFO L74 IsIncluded]: Start isIncluded. First operand 131 states. Second operand 131 states. [2020-07-08 22:27:13,318 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 131 states. [2020-07-08 22:27:13,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:27:13,323 INFO L93 Difference]: Finished difference Result 131 states and 138 transitions. [2020-07-08 22:27:13,323 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 138 transitions. [2020-07-08 22:27:13,323 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:27:13,324 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:27:13,324 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:27:13,324 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:27:13,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-07-08 22:27:13,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 138 transitions. [2020-07-08 22:27:13,329 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 138 transitions. Word has length 138 [2020-07-08 22:27:13,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:27:13,329 INFO L479 AbstractCegarLoop]: Abstraction has 131 states and 138 transitions. [2020-07-08 22:27:13,329 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-08 22:27:13,329 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 131 states and 138 transitions. [2020-07-08 22:27:13,697 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 138 edges. 138 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:27:13,697 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 138 transitions. [2020-07-08 22:27:13,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-07-08 22:27:13,698 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 22:27:13,699 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] [2020-07-08 22:27:13,699 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-07-08 22:27:13,699 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 22:27:13,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 22:27:13,700 INFO L82 PathProgramCache]: Analyzing trace with hash -446465243, now seen corresponding path program 3 times [2020-07-08 22:27:13,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 22:27:13,700 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1961954417] [2020-07-08 22:27:13,700 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 22:27:13,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:13,841 INFO L280 TraceCheckUtils]: 0: Hoare triple {13075#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {12967#true} is VALID [2020-07-08 22:27:13,842 INFO L280 TraceCheckUtils]: 1: Hoare triple {12967#true} #valid := #valid[0 := 0]; {12967#true} is VALID [2020-07-08 22:27:13,842 INFO L280 TraceCheckUtils]: 2: Hoare triple {12967#true} assume 0 < #StackHeapBarrier; {12967#true} is VALID [2020-07-08 22:27:13,842 INFO L280 TraceCheckUtils]: 3: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:13,843 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {12967#true} {12967#true} #194#return; {12967#true} is VALID [2020-07-08 22:27:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:13,913 INFO L280 TraceCheckUtils]: 0: Hoare triple {13076#(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$.offset)|))} ~data := #in~data; {12967#true} is VALID [2020-07-08 22:27:13,913 INFO L280 TraceCheckUtils]: 1: Hoare triple {12967#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12967#true} is VALID [2020-07-08 22:27:13,914 INFO L280 TraceCheckUtils]: 2: Hoare triple {12967#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12967#true} is VALID [2020-07-08 22:27:13,914 INFO L280 TraceCheckUtils]: 3: Hoare triple {12967#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12967#true} is VALID [2020-07-08 22:27:13,914 INFO L280 TraceCheckUtils]: 4: Hoare triple {12967#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12967#true} is VALID [2020-07-08 22:27:13,915 INFO L280 TraceCheckUtils]: 5: Hoare triple {12967#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12967#true} is VALID [2020-07-08 22:27:13,915 INFO L280 TraceCheckUtils]: 6: Hoare triple {12967#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12967#true} is VALID [2020-07-08 22:27:13,915 INFO L280 TraceCheckUtils]: 7: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:13,916 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {12967#true} {12967#true} #182#return; {12967#true} is VALID [2020-07-08 22:27:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:13,923 INFO L280 TraceCheckUtils]: 0: Hoare triple {13076#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12967#true} is VALID [2020-07-08 22:27:13,923 INFO L280 TraceCheckUtils]: 1: Hoare triple {12967#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12967#true} is VALID [2020-07-08 22:27:13,923 INFO L280 TraceCheckUtils]: 2: Hoare triple {12967#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12967#true} is VALID [2020-07-08 22:27:13,924 INFO L280 TraceCheckUtils]: 3: Hoare triple {12967#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12967#true} is VALID [2020-07-08 22:27:13,924 INFO L280 TraceCheckUtils]: 4: Hoare triple {12967#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12967#true} is VALID [2020-07-08 22:27:13,925 INFO L280 TraceCheckUtils]: 5: Hoare triple {12967#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12967#true} is VALID [2020-07-08 22:27:13,925 INFO L280 TraceCheckUtils]: 6: Hoare triple {12967#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12967#true} is VALID [2020-07-08 22:27:13,925 INFO L280 TraceCheckUtils]: 7: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:13,925 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {12967#true} {12967#true} #182#return; {12967#true} is VALID [2020-07-08 22:27:13,926 INFO L280 TraceCheckUtils]: 0: Hoare triple {13076#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {12967#true} is VALID [2020-07-08 22:27:13,926 INFO L280 TraceCheckUtils]: 1: Hoare triple {12967#true} ~data := #in~data; {12967#true} is VALID [2020-07-08 22:27:13,927 INFO L280 TraceCheckUtils]: 2: Hoare triple {12967#true} ~head~0.base, ~head~0.offset := 0, 0; {12967#true} is VALID [2020-07-08 22:27:13,927 INFO L280 TraceCheckUtils]: 3: Hoare triple {12967#true} assume !!(~len > 0); {12967#true} is VALID [2020-07-08 22:27:13,928 INFO L263 TraceCheckUtils]: 4: Hoare triple {12967#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {13076#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:13,928 INFO L280 TraceCheckUtils]: 5: Hoare triple {13076#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12967#true} is VALID [2020-07-08 22:27:13,928 INFO L280 TraceCheckUtils]: 6: Hoare triple {12967#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12967#true} is VALID [2020-07-08 22:27:13,929 INFO L280 TraceCheckUtils]: 7: Hoare triple {12967#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12967#true} is VALID [2020-07-08 22:27:13,929 INFO L280 TraceCheckUtils]: 8: Hoare triple {12967#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12967#true} is VALID [2020-07-08 22:27:13,929 INFO L280 TraceCheckUtils]: 9: Hoare triple {12967#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12967#true} is VALID [2020-07-08 22:27:13,929 INFO L280 TraceCheckUtils]: 10: Hoare triple {12967#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12967#true} is VALID [2020-07-08 22:27:13,929 INFO L280 TraceCheckUtils]: 11: Hoare triple {12967#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12967#true} is VALID [2020-07-08 22:27:13,930 INFO L280 TraceCheckUtils]: 12: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:13,930 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {12967#true} {12967#true} #182#return; {12967#true} is VALID [2020-07-08 22:27:13,930 INFO L280 TraceCheckUtils]: 14: Hoare triple {12967#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {12967#true} is VALID [2020-07-08 22:27:13,930 INFO L280 TraceCheckUtils]: 15: Hoare triple {12967#true} havoc #t~ret4.base, #t~ret4.offset; {12967#true} is VALID [2020-07-08 22:27:13,930 INFO L280 TraceCheckUtils]: 16: Hoare triple {12967#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {12967#true} is VALID [2020-07-08 22:27:13,931 INFO L280 TraceCheckUtils]: 17: Hoare triple {12967#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {12967#true} is VALID [2020-07-08 22:27:13,931 INFO L280 TraceCheckUtils]: 18: Hoare triple {12967#true} #t~post3 := ~len; {12967#true} is VALID [2020-07-08 22:27:13,931 INFO L280 TraceCheckUtils]: 19: Hoare triple {12967#true} ~len := #t~post3 - 1; {12967#true} is VALID [2020-07-08 22:27:13,931 INFO L280 TraceCheckUtils]: 20: Hoare triple {12967#true} havoc #t~post3; {12967#true} is VALID [2020-07-08 22:27:13,931 INFO L280 TraceCheckUtils]: 21: Hoare triple {12967#true} assume !!(~len > 0); {12967#true} is VALID [2020-07-08 22:27:13,933 INFO L263 TraceCheckUtils]: 22: Hoare triple {12967#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {13076#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:13,933 INFO L280 TraceCheckUtils]: 23: Hoare triple {13076#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12967#true} is VALID [2020-07-08 22:27:13,933 INFO L280 TraceCheckUtils]: 24: Hoare triple {12967#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12967#true} is VALID [2020-07-08 22:27:13,933 INFO L280 TraceCheckUtils]: 25: Hoare triple {12967#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12967#true} is VALID [2020-07-08 22:27:13,933 INFO L280 TraceCheckUtils]: 26: Hoare triple {12967#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12967#true} is VALID [2020-07-08 22:27:13,934 INFO L280 TraceCheckUtils]: 27: Hoare triple {12967#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12967#true} is VALID [2020-07-08 22:27:13,934 INFO L280 TraceCheckUtils]: 28: Hoare triple {12967#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12967#true} is VALID [2020-07-08 22:27:13,934 INFO L280 TraceCheckUtils]: 29: Hoare triple {12967#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12967#true} is VALID [2020-07-08 22:27:13,934 INFO L280 TraceCheckUtils]: 30: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:13,934 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {12967#true} {12967#true} #182#return; {12967#true} is VALID [2020-07-08 22:27:13,935 INFO L280 TraceCheckUtils]: 32: Hoare triple {12967#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {12967#true} is VALID [2020-07-08 22:27:13,935 INFO L280 TraceCheckUtils]: 33: Hoare triple {12967#true} havoc #t~ret4.base, #t~ret4.offset; {12967#true} is VALID [2020-07-08 22:27:13,935 INFO L280 TraceCheckUtils]: 34: Hoare triple {12967#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {12967#true} is VALID [2020-07-08 22:27:13,935 INFO L280 TraceCheckUtils]: 35: Hoare triple {12967#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {12967#true} is VALID [2020-07-08 22:27:13,935 INFO L280 TraceCheckUtils]: 36: Hoare triple {12967#true} #t~post3 := ~len; {12967#true} is VALID [2020-07-08 22:27:13,936 INFO L280 TraceCheckUtils]: 37: Hoare triple {12967#true} ~len := #t~post3 - 1; {12967#true} is VALID [2020-07-08 22:27:13,936 INFO L280 TraceCheckUtils]: 38: Hoare triple {12967#true} havoc #t~post3; {12967#true} is VALID [2020-07-08 22:27:13,936 INFO L280 TraceCheckUtils]: 39: Hoare triple {12967#true} assume !(~len > 0); {12967#true} is VALID [2020-07-08 22:27:13,936 INFO L280 TraceCheckUtils]: 40: Hoare triple {12967#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {12967#true} is VALID [2020-07-08 22:27:13,936 INFO L280 TraceCheckUtils]: 41: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:13,938 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {12967#true} {12974#(<= main_~len~0 2)} #186#return; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:13,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:13,970 INFO L280 TraceCheckUtils]: 0: Hoare triple {13095#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12967#true} is VALID [2020-07-08 22:27:13,970 INFO L280 TraceCheckUtils]: 1: Hoare triple {12967#true} ~data := #in~data; {12967#true} is VALID [2020-07-08 22:27:13,971 INFO L280 TraceCheckUtils]: 2: Hoare triple {12967#true} ~index := #in~index; {12967#true} is VALID [2020-07-08 22:27:13,971 INFO L280 TraceCheckUtils]: 3: Hoare triple {12967#true} assume !!(~index > 0); {12967#true} is VALID [2020-07-08 22:27:13,971 INFO L280 TraceCheckUtils]: 4: Hoare triple {12967#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {12967#true} is VALID [2020-07-08 22:27:13,971 INFO L280 TraceCheckUtils]: 5: Hoare triple {12967#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {12967#true} is VALID [2020-07-08 22:27:13,971 INFO L280 TraceCheckUtils]: 6: Hoare triple {12967#true} havoc #t~mem9.base, #t~mem9.offset; {12967#true} is VALID [2020-07-08 22:27:13,971 INFO L280 TraceCheckUtils]: 7: Hoare triple {12967#true} #t~post10 := ~index; {12967#true} is VALID [2020-07-08 22:27:13,972 INFO L280 TraceCheckUtils]: 8: Hoare triple {12967#true} ~index := #t~post10 - 1; {12967#true} is VALID [2020-07-08 22:27:13,972 INFO L280 TraceCheckUtils]: 9: Hoare triple {12967#true} havoc #t~post10; {12967#true} is VALID [2020-07-08 22:27:13,972 INFO L280 TraceCheckUtils]: 10: Hoare triple {12967#true} assume !(~index > 0); {12967#true} is VALID [2020-07-08 22:27:13,972 INFO L280 TraceCheckUtils]: 11: Hoare triple {12967#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {12967#true} is VALID [2020-07-08 22:27:13,972 INFO L280 TraceCheckUtils]: 12: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:13,974 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {12967#true} {12974#(<= main_~len~0 2)} #188#return; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:13,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:13,981 INFO L280 TraceCheckUtils]: 0: Hoare triple {13095#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12967#true} is VALID [2020-07-08 22:27:13,981 INFO L280 TraceCheckUtils]: 1: Hoare triple {12967#true} ~data := #in~data; {12967#true} is VALID [2020-07-08 22:27:13,981 INFO L280 TraceCheckUtils]: 2: Hoare triple {12967#true} ~index := #in~index; {12967#true} is VALID [2020-07-08 22:27:13,982 INFO L280 TraceCheckUtils]: 3: Hoare triple {12967#true} assume !(~index > 0); {12967#true} is VALID [2020-07-08 22:27:13,982 INFO L280 TraceCheckUtils]: 4: Hoare triple {12967#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {12967#true} is VALID [2020-07-08 22:27:13,982 INFO L280 TraceCheckUtils]: 5: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:13,984 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {12967#true} {12974#(<= main_~len~0 2)} #188#return; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:13,991 INFO L280 TraceCheckUtils]: 0: Hoare triple {12967#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12967#true} is VALID [2020-07-08 22:27:13,991 INFO L280 TraceCheckUtils]: 1: Hoare triple {12967#true} ~index := #in~index; {12967#true} is VALID [2020-07-08 22:27:13,991 INFO L280 TraceCheckUtils]: 2: Hoare triple {12967#true} assume !!(~index > 0); {12967#true} is VALID [2020-07-08 22:27:13,992 INFO L280 TraceCheckUtils]: 3: Hoare triple {12967#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {12967#true} is VALID [2020-07-08 22:27:13,992 INFO L280 TraceCheckUtils]: 4: Hoare triple {12967#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {12967#true} is VALID [2020-07-08 22:27:13,992 INFO L280 TraceCheckUtils]: 5: Hoare triple {12967#true} havoc #t~mem6.base, #t~mem6.offset; {12967#true} is VALID [2020-07-08 22:27:13,993 INFO L280 TraceCheckUtils]: 6: Hoare triple {12967#true} #t~post7 := ~index; {12967#true} is VALID [2020-07-08 22:27:13,993 INFO L280 TraceCheckUtils]: 7: Hoare triple {12967#true} ~index := #t~post7 - 1; {12967#true} is VALID [2020-07-08 22:27:13,993 INFO L280 TraceCheckUtils]: 8: Hoare triple {12967#true} havoc #t~post7; {12967#true} is VALID [2020-07-08 22:27:13,993 INFO L280 TraceCheckUtils]: 9: Hoare triple {12967#true} assume !(~index > 0); {12967#true} is VALID [2020-07-08 22:27:13,994 INFO L280 TraceCheckUtils]: 10: Hoare triple {12967#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12967#true} is VALID [2020-07-08 22:27:13,994 INFO L280 TraceCheckUtils]: 11: Hoare triple {12967#true} #res := #t~mem8; {12967#true} is VALID [2020-07-08 22:27:13,994 INFO L280 TraceCheckUtils]: 12: Hoare triple {12967#true} havoc #t~mem8; {12967#true} is VALID [2020-07-08 22:27:13,995 INFO L280 TraceCheckUtils]: 13: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:13,996 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {12967#true} {13039#(<= main_~i~0 1)} #190#return; {13039#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:14,002 INFO L280 TraceCheckUtils]: 0: Hoare triple {12967#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12967#true} is VALID [2020-07-08 22:27:14,003 INFO L280 TraceCheckUtils]: 1: Hoare triple {12967#true} ~index := #in~index; {12967#true} is VALID [2020-07-08 22:27:14,003 INFO L280 TraceCheckUtils]: 2: Hoare triple {12967#true} assume !(~index > 0); {12967#true} is VALID [2020-07-08 22:27:14,003 INFO L280 TraceCheckUtils]: 3: Hoare triple {12967#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12967#true} is VALID [2020-07-08 22:27:14,003 INFO L280 TraceCheckUtils]: 4: Hoare triple {12967#true} #res := #t~mem8; {12967#true} is VALID [2020-07-08 22:27:14,003 INFO L280 TraceCheckUtils]: 5: Hoare triple {12967#true} havoc #t~mem8; {12967#true} is VALID [2020-07-08 22:27:14,004 INFO L280 TraceCheckUtils]: 6: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:14,005 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {12967#true} {13056#(<= main_~i~0 0)} #190#return; {13056#(<= main_~i~0 0)} is VALID [2020-07-08 22:27:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 22:27:14,009 INFO L280 TraceCheckUtils]: 0: Hoare triple {12967#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12967#true} is VALID [2020-07-08 22:27:14,010 INFO L280 TraceCheckUtils]: 1: Hoare triple {12967#true} ~index := #in~index; {12967#true} is VALID [2020-07-08 22:27:14,010 INFO L280 TraceCheckUtils]: 2: Hoare triple {12967#true} assume !(~index > 0); {12967#true} is VALID [2020-07-08 22:27:14,010 INFO L280 TraceCheckUtils]: 3: Hoare triple {12967#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12967#true} is VALID [2020-07-08 22:27:14,011 INFO L280 TraceCheckUtils]: 4: Hoare triple {12967#true} #res := #t~mem8; {12967#true} is VALID [2020-07-08 22:27:14,011 INFO L280 TraceCheckUtils]: 5: Hoare triple {12967#true} havoc #t~mem8; {12967#true} is VALID [2020-07-08 22:27:14,011 INFO L280 TraceCheckUtils]: 6: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:14,012 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {12967#true} {12968#false} #190#return; {12968#false} is VALID [2020-07-08 22:27:14,013 INFO L263 TraceCheckUtils]: 0: Hoare triple {12967#true} call ULTIMATE.init(); {13075#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-08 22:27:14,013 INFO L280 TraceCheckUtils]: 1: Hoare triple {13075#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {12967#true} is VALID [2020-07-08 22:27:14,013 INFO L280 TraceCheckUtils]: 2: Hoare triple {12967#true} #valid := #valid[0 := 0]; {12967#true} is VALID [2020-07-08 22:27:14,014 INFO L280 TraceCheckUtils]: 3: Hoare triple {12967#true} assume 0 < #StackHeapBarrier; {12967#true} is VALID [2020-07-08 22:27:14,014 INFO L280 TraceCheckUtils]: 4: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:14,014 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {12967#true} {12967#true} #194#return; {12967#true} is VALID [2020-07-08 22:27:14,014 INFO L263 TraceCheckUtils]: 6: Hoare triple {12967#true} call #t~ret15 := main(); {12967#true} is VALID [2020-07-08 22:27:14,015 INFO L280 TraceCheckUtils]: 7: Hoare triple {12967#true} ~len~0 := 2; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,016 INFO L280 TraceCheckUtils]: 8: Hoare triple {12974#(<= main_~len~0 2)} ~data~0 := 1; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,018 INFO L263 TraceCheckUtils]: 9: Hoare triple {12974#(<= main_~len~0 2)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {13076#(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$.offset)|))} is VALID [2020-07-08 22:27:14,018 INFO L280 TraceCheckUtils]: 10: Hoare triple {13076#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {12967#true} is VALID [2020-07-08 22:27:14,018 INFO L280 TraceCheckUtils]: 11: Hoare triple {12967#true} ~data := #in~data; {12967#true} is VALID [2020-07-08 22:27:14,019 INFO L280 TraceCheckUtils]: 12: Hoare triple {12967#true} ~head~0.base, ~head~0.offset := 0, 0; {12967#true} is VALID [2020-07-08 22:27:14,019 INFO L280 TraceCheckUtils]: 13: Hoare triple {12967#true} assume !!(~len > 0); {12967#true} is VALID [2020-07-08 22:27:14,021 INFO L263 TraceCheckUtils]: 14: Hoare triple {12967#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {13076#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:14,021 INFO L280 TraceCheckUtils]: 15: Hoare triple {13076#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12967#true} is VALID [2020-07-08 22:27:14,021 INFO L280 TraceCheckUtils]: 16: Hoare triple {12967#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12967#true} is VALID [2020-07-08 22:27:14,021 INFO L280 TraceCheckUtils]: 17: Hoare triple {12967#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12967#true} is VALID [2020-07-08 22:27:14,022 INFO L280 TraceCheckUtils]: 18: Hoare triple {12967#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12967#true} is VALID [2020-07-08 22:27:14,022 INFO L280 TraceCheckUtils]: 19: Hoare triple {12967#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12967#true} is VALID [2020-07-08 22:27:14,022 INFO L280 TraceCheckUtils]: 20: Hoare triple {12967#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12967#true} is VALID [2020-07-08 22:27:14,022 INFO L280 TraceCheckUtils]: 21: Hoare triple {12967#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12967#true} is VALID [2020-07-08 22:27:14,023 INFO L280 TraceCheckUtils]: 22: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:14,023 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {12967#true} {12967#true} #182#return; {12967#true} is VALID [2020-07-08 22:27:14,023 INFO L280 TraceCheckUtils]: 24: Hoare triple {12967#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {12967#true} is VALID [2020-07-08 22:27:14,024 INFO L280 TraceCheckUtils]: 25: Hoare triple {12967#true} havoc #t~ret4.base, #t~ret4.offset; {12967#true} is VALID [2020-07-08 22:27:14,024 INFO L280 TraceCheckUtils]: 26: Hoare triple {12967#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {12967#true} is VALID [2020-07-08 22:27:14,024 INFO L280 TraceCheckUtils]: 27: Hoare triple {12967#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {12967#true} is VALID [2020-07-08 22:27:14,024 INFO L280 TraceCheckUtils]: 28: Hoare triple {12967#true} #t~post3 := ~len; {12967#true} is VALID [2020-07-08 22:27:14,024 INFO L280 TraceCheckUtils]: 29: Hoare triple {12967#true} ~len := #t~post3 - 1; {12967#true} is VALID [2020-07-08 22:27:14,024 INFO L280 TraceCheckUtils]: 30: Hoare triple {12967#true} havoc #t~post3; {12967#true} is VALID [2020-07-08 22:27:14,025 INFO L280 TraceCheckUtils]: 31: Hoare triple {12967#true} assume !!(~len > 0); {12967#true} is VALID [2020-07-08 22:27:14,026 INFO L263 TraceCheckUtils]: 32: Hoare triple {12967#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {13076#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:14,026 INFO L280 TraceCheckUtils]: 33: Hoare triple {13076#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12967#true} is VALID [2020-07-08 22:27:14,026 INFO L280 TraceCheckUtils]: 34: Hoare triple {12967#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12967#true} is VALID [2020-07-08 22:27:14,026 INFO L280 TraceCheckUtils]: 35: Hoare triple {12967#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12967#true} is VALID [2020-07-08 22:27:14,027 INFO L280 TraceCheckUtils]: 36: Hoare triple {12967#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12967#true} is VALID [2020-07-08 22:27:14,027 INFO L280 TraceCheckUtils]: 37: Hoare triple {12967#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12967#true} is VALID [2020-07-08 22:27:14,027 INFO L280 TraceCheckUtils]: 38: Hoare triple {12967#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12967#true} is VALID [2020-07-08 22:27:14,027 INFO L280 TraceCheckUtils]: 39: Hoare triple {12967#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12967#true} is VALID [2020-07-08 22:27:14,027 INFO L280 TraceCheckUtils]: 40: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:14,027 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {12967#true} {12967#true} #182#return; {12967#true} is VALID [2020-07-08 22:27:14,028 INFO L280 TraceCheckUtils]: 42: Hoare triple {12967#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {12967#true} is VALID [2020-07-08 22:27:14,028 INFO L280 TraceCheckUtils]: 43: Hoare triple {12967#true} havoc #t~ret4.base, #t~ret4.offset; {12967#true} is VALID [2020-07-08 22:27:14,028 INFO L280 TraceCheckUtils]: 44: Hoare triple {12967#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {12967#true} is VALID [2020-07-08 22:27:14,028 INFO L280 TraceCheckUtils]: 45: Hoare triple {12967#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {12967#true} is VALID [2020-07-08 22:27:14,028 INFO L280 TraceCheckUtils]: 46: Hoare triple {12967#true} #t~post3 := ~len; {12967#true} is VALID [2020-07-08 22:27:14,028 INFO L280 TraceCheckUtils]: 47: Hoare triple {12967#true} ~len := #t~post3 - 1; {12967#true} is VALID [2020-07-08 22:27:14,029 INFO L280 TraceCheckUtils]: 48: Hoare triple {12967#true} havoc #t~post3; {12967#true} is VALID [2020-07-08 22:27:14,029 INFO L280 TraceCheckUtils]: 49: Hoare triple {12967#true} assume !(~len > 0); {12967#true} is VALID [2020-07-08 22:27:14,029 INFO L280 TraceCheckUtils]: 50: Hoare triple {12967#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {12967#true} is VALID [2020-07-08 22:27:14,029 INFO L280 TraceCheckUtils]: 51: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:14,030 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {12967#true} {12974#(<= main_~len~0 2)} #186#return; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,031 INFO L280 TraceCheckUtils]: 53: Hoare triple {12974#(<= main_~len~0 2)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,032 INFO L280 TraceCheckUtils]: 54: Hoare triple {12974#(<= main_~len~0 2)} havoc #t~ret11.base, #t~ret11.offset; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,032 INFO L280 TraceCheckUtils]: 55: Hoare triple {12974#(<= main_~len~0 2)} havoc ~i~0; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,033 INFO L280 TraceCheckUtils]: 56: Hoare triple {12974#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,033 INFO L280 TraceCheckUtils]: 57: Hoare triple {12974#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,034 INFO L280 TraceCheckUtils]: 58: Hoare triple {12974#(<= main_~len~0 2)} ~new_data~0 := ~i~0 + ~len~0; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,035 INFO L263 TraceCheckUtils]: 59: Hoare triple {12974#(<= main_~len~0 2)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {13095#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:14,035 INFO L280 TraceCheckUtils]: 60: Hoare triple {13095#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12967#true} is VALID [2020-07-08 22:27:14,035 INFO L280 TraceCheckUtils]: 61: Hoare triple {12967#true} ~data := #in~data; {12967#true} is VALID [2020-07-08 22:27:14,035 INFO L280 TraceCheckUtils]: 62: Hoare triple {12967#true} ~index := #in~index; {12967#true} is VALID [2020-07-08 22:27:14,036 INFO L280 TraceCheckUtils]: 63: Hoare triple {12967#true} assume !!(~index > 0); {12967#true} is VALID [2020-07-08 22:27:14,036 INFO L280 TraceCheckUtils]: 64: Hoare triple {12967#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {12967#true} is VALID [2020-07-08 22:27:14,036 INFO L280 TraceCheckUtils]: 65: Hoare triple {12967#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {12967#true} is VALID [2020-07-08 22:27:14,036 INFO L280 TraceCheckUtils]: 66: Hoare triple {12967#true} havoc #t~mem9.base, #t~mem9.offset; {12967#true} is VALID [2020-07-08 22:27:14,036 INFO L280 TraceCheckUtils]: 67: Hoare triple {12967#true} #t~post10 := ~index; {12967#true} is VALID [2020-07-08 22:27:14,036 INFO L280 TraceCheckUtils]: 68: Hoare triple {12967#true} ~index := #t~post10 - 1; {12967#true} is VALID [2020-07-08 22:27:14,037 INFO L280 TraceCheckUtils]: 69: Hoare triple {12967#true} havoc #t~post10; {12967#true} is VALID [2020-07-08 22:27:14,037 INFO L280 TraceCheckUtils]: 70: Hoare triple {12967#true} assume !(~index > 0); {12967#true} is VALID [2020-07-08 22:27:14,037 INFO L280 TraceCheckUtils]: 71: Hoare triple {12967#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {12967#true} is VALID [2020-07-08 22:27:14,037 INFO L280 TraceCheckUtils]: 72: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:14,038 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {12967#true} {12974#(<= main_~len~0 2)} #188#return; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,039 INFO L280 TraceCheckUtils]: 74: Hoare triple {12974#(<= main_~len~0 2)} #t~post12 := ~i~0; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,039 INFO L280 TraceCheckUtils]: 75: Hoare triple {12974#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,040 INFO L280 TraceCheckUtils]: 76: Hoare triple {12974#(<= main_~len~0 2)} havoc #t~post12; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,040 INFO L280 TraceCheckUtils]: 77: Hoare triple {12974#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,041 INFO L280 TraceCheckUtils]: 78: Hoare triple {12974#(<= main_~len~0 2)} ~new_data~0 := ~i~0 + ~len~0; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,042 INFO L263 TraceCheckUtils]: 79: Hoare triple {12974#(<= main_~len~0 2)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {13095#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-08 22:27:14,042 INFO L280 TraceCheckUtils]: 80: Hoare triple {13095#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12967#true} is VALID [2020-07-08 22:27:14,043 INFO L280 TraceCheckUtils]: 81: Hoare triple {12967#true} ~data := #in~data; {12967#true} is VALID [2020-07-08 22:27:14,043 INFO L280 TraceCheckUtils]: 82: Hoare triple {12967#true} ~index := #in~index; {12967#true} is VALID [2020-07-08 22:27:14,043 INFO L280 TraceCheckUtils]: 83: Hoare triple {12967#true} assume !(~index > 0); {12967#true} is VALID [2020-07-08 22:27:14,043 INFO L280 TraceCheckUtils]: 84: Hoare triple {12967#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {12967#true} is VALID [2020-07-08 22:27:14,043 INFO L280 TraceCheckUtils]: 85: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:14,045 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {12967#true} {12974#(<= main_~len~0 2)} #188#return; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,045 INFO L280 TraceCheckUtils]: 87: Hoare triple {12974#(<= main_~len~0 2)} #t~post12 := ~i~0; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,046 INFO L280 TraceCheckUtils]: 88: Hoare triple {12974#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,046 INFO L280 TraceCheckUtils]: 89: Hoare triple {12974#(<= main_~len~0 2)} havoc #t~post12; {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,047 INFO L280 TraceCheckUtils]: 90: Hoare triple {12974#(<= main_~len~0 2)} assume !(~i~0 >= 0); {12974#(<= main_~len~0 2)} is VALID [2020-07-08 22:27:14,048 INFO L280 TraceCheckUtils]: 91: Hoare triple {12974#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {13039#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:14,049 INFO L280 TraceCheckUtils]: 92: Hoare triple {13039#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {13039#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:14,049 INFO L280 TraceCheckUtils]: 93: Hoare triple {13039#(<= main_~i~0 1)} ~expected~0 := ~i~0 + ~len~0; {13039#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:14,049 INFO L263 TraceCheckUtils]: 94: Hoare triple {13039#(<= main_~i~0 1)} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {12967#true} is VALID [2020-07-08 22:27:14,050 INFO L280 TraceCheckUtils]: 95: Hoare triple {12967#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12967#true} is VALID [2020-07-08 22:27:14,050 INFO L280 TraceCheckUtils]: 96: Hoare triple {12967#true} ~index := #in~index; {12967#true} is VALID [2020-07-08 22:27:14,050 INFO L280 TraceCheckUtils]: 97: Hoare triple {12967#true} assume !!(~index > 0); {12967#true} is VALID [2020-07-08 22:27:14,050 INFO L280 TraceCheckUtils]: 98: Hoare triple {12967#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {12967#true} is VALID [2020-07-08 22:27:14,051 INFO L280 TraceCheckUtils]: 99: Hoare triple {12967#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {12967#true} is VALID [2020-07-08 22:27:14,051 INFO L280 TraceCheckUtils]: 100: Hoare triple {12967#true} havoc #t~mem6.base, #t~mem6.offset; {12967#true} is VALID [2020-07-08 22:27:14,051 INFO L280 TraceCheckUtils]: 101: Hoare triple {12967#true} #t~post7 := ~index; {12967#true} is VALID [2020-07-08 22:27:14,051 INFO L280 TraceCheckUtils]: 102: Hoare triple {12967#true} ~index := #t~post7 - 1; {12967#true} is VALID [2020-07-08 22:27:14,051 INFO L280 TraceCheckUtils]: 103: Hoare triple {12967#true} havoc #t~post7; {12967#true} is VALID [2020-07-08 22:27:14,052 INFO L280 TraceCheckUtils]: 104: Hoare triple {12967#true} assume !(~index > 0); {12967#true} is VALID [2020-07-08 22:27:14,052 INFO L280 TraceCheckUtils]: 105: Hoare triple {12967#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12967#true} is VALID [2020-07-08 22:27:14,052 INFO L280 TraceCheckUtils]: 106: Hoare triple {12967#true} #res := #t~mem8; {12967#true} is VALID [2020-07-08 22:27:14,052 INFO L280 TraceCheckUtils]: 107: Hoare triple {12967#true} havoc #t~mem8; {12967#true} is VALID [2020-07-08 22:27:14,052 INFO L280 TraceCheckUtils]: 108: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:14,053 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {12967#true} {13039#(<= main_~i~0 1)} #190#return; {13039#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:14,054 INFO L280 TraceCheckUtils]: 110: Hoare triple {13039#(<= main_~i~0 1)} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {13039#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:14,055 INFO L280 TraceCheckUtils]: 111: Hoare triple {13039#(<= main_~i~0 1)} assume !(~expected~0 != #t~ret14); {13039#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:14,055 INFO L280 TraceCheckUtils]: 112: Hoare triple {13039#(<= main_~i~0 1)} havoc #t~ret14; {13039#(<= main_~i~0 1)} is VALID [2020-07-08 22:27:14,056 INFO L280 TraceCheckUtils]: 113: Hoare triple {13039#(<= main_~i~0 1)} #t~post13 := ~i~0; {13055#(<= |main_#t~post13| 1)} is VALID [2020-07-08 22:27:14,057 INFO L280 TraceCheckUtils]: 114: Hoare triple {13055#(<= |main_#t~post13| 1)} ~i~0 := #t~post13 - 1; {13056#(<= main_~i~0 0)} is VALID [2020-07-08 22:27:14,057 INFO L280 TraceCheckUtils]: 115: Hoare triple {13056#(<= main_~i~0 0)} havoc #t~post13; {13056#(<= main_~i~0 0)} is VALID [2020-07-08 22:27:14,058 INFO L280 TraceCheckUtils]: 116: Hoare triple {13056#(<= main_~i~0 0)} assume !!(~i~0 >= 0); {13056#(<= main_~i~0 0)} is VALID [2020-07-08 22:27:14,058 INFO L280 TraceCheckUtils]: 117: Hoare triple {13056#(<= main_~i~0 0)} ~expected~0 := ~i~0 + ~len~0; {13056#(<= main_~i~0 0)} is VALID [2020-07-08 22:27:14,058 INFO L263 TraceCheckUtils]: 118: Hoare triple {13056#(<= main_~i~0 0)} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {12967#true} is VALID [2020-07-08 22:27:14,059 INFO L280 TraceCheckUtils]: 119: Hoare triple {12967#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12967#true} is VALID [2020-07-08 22:27:14,059 INFO L280 TraceCheckUtils]: 120: Hoare triple {12967#true} ~index := #in~index; {12967#true} is VALID [2020-07-08 22:27:14,059 INFO L280 TraceCheckUtils]: 121: Hoare triple {12967#true} assume !(~index > 0); {12967#true} is VALID [2020-07-08 22:27:14,059 INFO L280 TraceCheckUtils]: 122: Hoare triple {12967#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12967#true} is VALID [2020-07-08 22:27:14,059 INFO L280 TraceCheckUtils]: 123: Hoare triple {12967#true} #res := #t~mem8; {12967#true} is VALID [2020-07-08 22:27:14,059 INFO L280 TraceCheckUtils]: 124: Hoare triple {12967#true} havoc #t~mem8; {12967#true} is VALID [2020-07-08 22:27:14,060 INFO L280 TraceCheckUtils]: 125: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:14,061 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {12967#true} {13056#(<= main_~i~0 0)} #190#return; {13056#(<= main_~i~0 0)} is VALID [2020-07-08 22:27:14,061 INFO L280 TraceCheckUtils]: 127: Hoare triple {13056#(<= main_~i~0 0)} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {13056#(<= main_~i~0 0)} is VALID [2020-07-08 22:27:14,062 INFO L280 TraceCheckUtils]: 128: Hoare triple {13056#(<= main_~i~0 0)} assume !(~expected~0 != #t~ret14); {13056#(<= main_~i~0 0)} is VALID [2020-07-08 22:27:14,062 INFO L280 TraceCheckUtils]: 129: Hoare triple {13056#(<= main_~i~0 0)} havoc #t~ret14; {13056#(<= main_~i~0 0)} is VALID [2020-07-08 22:27:14,063 INFO L280 TraceCheckUtils]: 130: Hoare triple {13056#(<= main_~i~0 0)} #t~post13 := ~i~0; {13065#(<= |main_#t~post13| 0)} is VALID [2020-07-08 22:27:14,064 INFO L280 TraceCheckUtils]: 131: Hoare triple {13065#(<= |main_#t~post13| 0)} ~i~0 := #t~post13 - 1; {13066#(<= (+ main_~i~0 1) 0)} is VALID [2020-07-08 22:27:14,064 INFO L280 TraceCheckUtils]: 132: Hoare triple {13066#(<= (+ main_~i~0 1) 0)} havoc #t~post13; {13066#(<= (+ main_~i~0 1) 0)} is VALID [2020-07-08 22:27:14,065 INFO L280 TraceCheckUtils]: 133: Hoare triple {13066#(<= (+ main_~i~0 1) 0)} assume !!(~i~0 >= 0); {12968#false} is VALID [2020-07-08 22:27:14,065 INFO L280 TraceCheckUtils]: 134: Hoare triple {12968#false} ~expected~0 := ~i~0 + ~len~0; {12968#false} is VALID [2020-07-08 22:27:14,066 INFO L263 TraceCheckUtils]: 135: Hoare triple {12968#false} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {12967#true} is VALID [2020-07-08 22:27:14,066 INFO L280 TraceCheckUtils]: 136: Hoare triple {12967#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12967#true} is VALID [2020-07-08 22:27:14,066 INFO L280 TraceCheckUtils]: 137: Hoare triple {12967#true} ~index := #in~index; {12967#true} is VALID [2020-07-08 22:27:14,066 INFO L280 TraceCheckUtils]: 138: Hoare triple {12967#true} assume !(~index > 0); {12967#true} is VALID [2020-07-08 22:27:14,066 INFO L280 TraceCheckUtils]: 139: Hoare triple {12967#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12967#true} is VALID [2020-07-08 22:27:14,067 INFO L280 TraceCheckUtils]: 140: Hoare triple {12967#true} #res := #t~mem8; {12967#true} is VALID [2020-07-08 22:27:14,067 INFO L280 TraceCheckUtils]: 141: Hoare triple {12967#true} havoc #t~mem8; {12967#true} is VALID [2020-07-08 22:27:14,067 INFO L280 TraceCheckUtils]: 142: Hoare triple {12967#true} assume true; {12967#true} is VALID [2020-07-08 22:27:14,067 INFO L275 TraceCheckUtils]: 143: Hoare quadruple {12967#true} {12968#false} #190#return; {12968#false} is VALID [2020-07-08 22:27:14,067 INFO L280 TraceCheckUtils]: 144: Hoare triple {12968#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {12968#false} is VALID [2020-07-08 22:27:14,067 INFO L280 TraceCheckUtils]: 145: Hoare triple {12968#false} assume ~expected~0 != #t~ret14; {12968#false} is VALID [2020-07-08 22:27:14,068 INFO L280 TraceCheckUtils]: 146: Hoare triple {12968#false} havoc #t~ret14; {12968#false} is VALID [2020-07-08 22:27:14,068 INFO L280 TraceCheckUtils]: 147: Hoare triple {12968#false} assume !false; {12968#false} is VALID [2020-07-08 22:27:14,086 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-07-08 22:27:14,086 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1961954417] [2020-07-08 22:27:14,087 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 22:27:14,087 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-08 22:27:14,087 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485189967] [2020-07-08 22:27:14,088 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 148 [2020-07-08 22:27:14,088 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 22:27:14,088 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-08 22:27:14,200 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 103 edges. 103 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:27:14,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-08 22:27:14,200 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 22:27:14,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-08 22:27:14,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-07-08 22:27:14,201 INFO L87 Difference]: Start difference. First operand 131 states and 138 transitions. Second operand 11 states. [2020-07-08 22:27:16,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:27:16,730 INFO L93 Difference]: Finished difference Result 156 states and 162 transitions. [2020-07-08 22:27:16,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-08 22:27:16,730 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 148 [2020-07-08 22:27:16,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 22:27:16,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 22:27:16,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 132 transitions. [2020-07-08 22:27:16,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-08 22:27:16,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 132 transitions. [2020-07-08 22:27:16,734 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 132 transitions. [2020-07-08 22:27:16,910 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 132 edges. 132 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:27:16,910 INFO L225 Difference]: With dead ends: 156 [2020-07-08 22:27:16,910 INFO L226 Difference]: Without dead ends: 0 [2020-07-08 22:27:16,912 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 [2020-07-08 22:27:16,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-08 22:27:16,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-08 22:27:16,912 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 22:27:16,913 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-08 22:27:16,913 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-08 22:27:16,913 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-08 22:27:16,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:27:16,914 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-08 22:27:16,914 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-08 22:27:16,914 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:27:16,914 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:27:16,914 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-08 22:27:16,914 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-08 22:27:16,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 22:27:16,915 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-08 22:27:16,915 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-08 22:27:16,915 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:27:16,915 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 22:27:16,915 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 22:27:16,915 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 22:27:16,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-08 22:27:16,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-08 22:27:16,916 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 148 [2020-07-08 22:27:16,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 22:27:16,916 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-08 22:27:16,916 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-08 22:27:16,916 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 0 states and 0 transitions. [2020-07-08 22:27:16,916 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 22:27:16,916 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-08 22:27:16,916 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 22:27:16,917 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-07-08 22:27:16,919 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-08 22:27:18,624 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2020-07-08 22:27:18,742 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2020-07-08 22:27:19,205 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 48 [2020-07-08 22:27:19,391 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 45 [2020-07-08 22:27:19,622 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2020-07-08 22:27:19,794 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 42 [2020-07-08 22:27:19,985 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 30 [2020-07-08 22:27:20,201 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2020-07-08 22:27:20,422 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 66 [2020-07-08 22:27:20,656 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 48 [2020-07-08 22:27:21,026 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2020-07-08 22:27:21,189 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2020-07-08 22:27:21,356 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2020-07-08 22:27:21,518 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2020-07-08 22:27:21,729 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 34 [2020-07-08 22:27:21,933 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 47 [2020-07-08 22:27:22,073 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 44 [2020-07-08 22:27:22,291 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-07-08 22:27:22,541 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 37 [2020-07-08 22:27:22,746 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-07-08 22:27:22,877 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 42 [2020-07-08 22:27:23,155 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 36 [2020-07-08 22:27:23,390 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 46 [2020-07-08 22:27:24,017 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 37 [2020-07-08 22:27:24,214 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 66 [2020-07-08 22:27:24,398 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 32 [2020-07-08 22:27:24,591 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 37 [2020-07-08 22:27:24,874 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 54 [2020-07-08 22:27:25,163 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 48 [2020-07-08 22:27:25,692 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2020-07-08 22:27:25,701 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-08 22:27:25,701 INFO L271 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-07-08 22:27:25,702 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-08 22:27:25,702 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)|)) [2020-07-08 22:27:25,702 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-07-08 22:27:25,702 INFO L271 CegarLoopResult]: At program point L561(line 561) the Hoare annotation is: true [2020-07-08 22:27:25,702 INFO L271 CegarLoopResult]: At program point myexitENTRY(lines 560 562) the Hoare annotation is: true [2020-07-08 22:27:25,702 INFO L268 CegarLoopResult]: For program point myexitEXIT(lines 560 562) no Hoare annotation was computed. [2020-07-08 22:27:25,702 INFO L271 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: true [2020-07-08 22:27:25,703 INFO L271 CegarLoopResult]: At program point L583(line 583) the Hoare annotation is: true [2020-07-08 22:27:25,703 INFO L271 CegarLoopResult]: At program point L584-1(line 584) the Hoare annotation is: true [2020-07-08 22:27:25,703 INFO L271 CegarLoopResult]: At program point L583-1(line 583) the Hoare annotation is: true [2020-07-08 22:27:25,703 INFO L271 CegarLoopResult]: At program point sll_destroyEXIT(lines 581 587) the Hoare annotation is: true [2020-07-08 22:27:25,703 INFO L271 CegarLoopResult]: At program point L583-2(line 583) the Hoare annotation is: true [2020-07-08 22:27:25,703 INFO L271 CegarLoopResult]: At program point L582-2(lines 582 586) the Hoare annotation is: true [2020-07-08 22:27:25,703 INFO L264 CegarLoopResult]: At program point sll_destroyENTRY(lines 581 587) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-08 22:27:25,703 INFO L271 CegarLoopResult]: At program point L582-3(lines 581 587) the Hoare annotation is: true [2020-07-08 22:27:25,703 INFO L264 CegarLoopResult]: At program point L598(line 598) the Hoare annotation is: (let ((.cse0 (= |#memory_int| |old(#memory_int)|)) (.cse1 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (.cse2 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and .cse0 .cse1 (<= 2 |sll_update_at_#in~index|) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|) .cse2) (and (let ((.cse3 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))) (or (= .cse3 |sll_update_at_#in~head.base|) (<= 1 |sll_update_at_#in~head.offset|) (and (= .cse3 sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (<= (+ |sll_update_at_#in~head.offset| 1) 0))) (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index) .cse0 .cse1 .cse2))) [2020-07-08 22:27:25,704 INFO L264 CegarLoopResult]: At program point L597(line 597) the Hoare annotation is: (let ((.cse0 (= |#memory_int| |old(#memory_int)|)) (.cse1 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (.cse2 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and .cse0 .cse1 (<= 2 |sll_update_at_#in~index|) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|) .cse2) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index) .cse0 (= sll_update_at_~data |sll_update_at_#in~data|) .cse1 .cse2))) [2020-07-08 22:27:25,704 INFO L264 CegarLoopResult]: At program point L598-1(line 598) the Hoare annotation is: (and (<= 1 |sll_update_at_#in~index|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (let ((.cse1 (<= |sll_update_at_#t~post10| |sll_update_at_#in~index|))) (or (and (let ((.cse0 (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))) (<= (+ |sll_update_at_#in~head.offset| 1) 0))) (= |sll_update_at_#in~index| sll_update_at_~index) .cse1) (and .cse1 (<= 2 |sll_update_at_#in~index|) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-08 22:27:25,704 INFO L264 CegarLoopResult]: At program point sll_update_atFINAL(lines 595 601) the Hoare annotation is: (let ((.cse5 (select |#memory_$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$.offset)| |sll_update_at_#in~head.base|) 4) .cse0) (or (= |sll_update_at_#in~head.base| .cse1) (= |#memory_int| |old(#memory_int)|)) (= (store |old(#memory_int)| .cse1 (select |#memory_int| .cse1)) |#memory_int|) (= .cse2 .cse3)))) (= |sll_update_at_#in~index| sll_update_at_~index) (= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|)) (= sll_update_at_~data |sll_update_at_#in~data|))) (let ((.cse6 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (or (and (or (= .cse2 |sll_update_at_#in~head.base|) (and (= |sll_update_at_#in~data| (select (select |#memory_int| .cse3) .cse0)) (= .cse4 .cse5)) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0)) .cse6) (<= |sll_update_at_#in~index| 0) (and (<= 2 |sll_update_at_#in~index|) .cse6)))))) [2020-07-08 22:27:25,705 INFO L264 CegarLoopResult]: At program point L597-1(line 597) the Hoare annotation is: (let ((.cse0 (= |#memory_int| |old(#memory_int)|)) (.cse1 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (.cse2 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and (or (<= 1 |sll_update_at_#in~head.offset|) (and (= |sll_update_at_#t~mem9.offset| (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#t~mem9.base|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0)) (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index) .cse0 (= sll_update_at_~data |sll_update_at_#in~data|) .cse1 .cse2) (and .cse0 .cse1 (<= 2 |sll_update_at_#in~index|) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|) .cse2))) [2020-07-08 22:27:25,705 INFO L264 CegarLoopResult]: At program point L598-2(line 598) the Hoare annotation is: (and (let ((.cse0 (<= |sll_update_at_#t~post10| |sll_update_at_#in~index|)) (.cse1 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (or (and .cse0 (<= 2 |sll_update_at_#in~index|) .cse1) (and (let ((.cse2 (select (select |#memory_$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$.offset)|)) [2020-07-08 22:27:25,705 INFO L264 CegarLoopResult]: At program point L595(lines 595 601) the Hoare annotation is: (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-08 22:27:25,705 INFO L264 CegarLoopResult]: At program point L597-2(line 597) the Hoare annotation is: (let ((.cse0 (= |#memory_int| |old(#memory_int)|)) (.cse1 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (.cse2 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and .cse0 .cse1 (<= 2 |sll_update_at_#in~index|) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|) .cse2) (let ((.cse3 (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (.cse4 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4)) (.cse5 (<= 1 |sll_update_at_#in~head.offset|)) (.cse6 (<= (+ |sll_update_at_#in~head.offset| 1) 0))) (and (or (and (= |sll_update_at_#t~mem9.offset| .cse3) (= sll_update_at_~data |sll_update_at_#in~data|) (= .cse4 |sll_update_at_#t~mem9.base|)) .cse5 .cse6) (<= 1 sll_update_at_~index) (= |sll_update_at_#in~index| sll_update_at_~index) .cse0 .cse1 (or (and (= .cse4 sll_update_at_~head.base) (= sll_update_at_~head.offset .cse3)) (= .cse4 |sll_update_at_#in~head.base|) .cse5 .cse6) .cse2)))) [2020-07-08 22:27:25,705 INFO L264 CegarLoopResult]: At program point L595-1(lines 595 601) the Hoare annotation is: (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |#memory_int| |old(#memory_int)|) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-08 22:27:25,706 INFO L264 CegarLoopResult]: At program point L596-2(lines 596 599) the Hoare annotation is: (let ((.cse0 (= |#memory_int| |old(#memory_int)|)) (.cse5 (= sll_update_at_~data |sll_update_at_#in~data|)) (.cse1 (= |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))) (<= (+ |sll_update_at_#in~head.offset| 1) 0))) .cse6) (and (<= 2 |sll_update_at_#in~index|) .cse6) .cse3))))) [2020-07-08 22:27:25,706 INFO L264 CegarLoopResult]: At program point L596-3(lines 596 599) the Hoare annotation is: (let ((.cse3 (= sll_update_at_~data |sll_update_at_#in~data|))) (and (let ((.cse0 (= |#memory_int| |old(#memory_int)|)) (.cse1 (= |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))) (<= (+ |sll_update_at_#in~head.offset| 1) 0))) .cse5) (<= |sll_update_at_#in~index| 0) (and (<= 2 |sll_update_at_#in~index|) .cse5))))) [2020-07-08 22:27:25,706 INFO L264 CegarLoopResult]: At program point sll_update_atEXIT(lines 595 601) the Hoare annotation is: (let ((.cse5 (select |#memory_$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$.offset)| |sll_update_at_#in~head.base|) 4) .cse0) (or (= |sll_update_at_#in~head.base| .cse1) (= |#memory_int| |old(#memory_int)|)) (= (store |old(#memory_int)| .cse1 (select |#memory_int| .cse1)) |#memory_int|) (= .cse2 .cse3)))) (= |sll_update_at_#in~index| sll_update_at_~index) (= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|)) (= sll_update_at_~data |sll_update_at_#in~data|))) (let ((.cse6 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (or (and (or (= .cse2 |sll_update_at_#in~head.base|) (and (= |sll_update_at_#in~data| (select (select |#memory_int| .cse3) .cse0)) (= .cse4 .cse5)) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0)) .cse6) (<= |sll_update_at_#in~index| 0) (and (<= 2 |sll_update_at_#in~index|) .cse6)))))) [2020-07-08 22:27:25,706 INFO L264 CegarLoopResult]: At program point sll_update_atENTRY(lines 595 601) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-08 22:27:25,706 INFO L268 CegarLoopResult]: For program point L66-1(line 66) no Hoare annotation was computed. [2020-07-08 22:27:25,706 INFO L268 CegarLoopResult]: For program point __bswap_32ENTRY(lines 63 67) no Hoare annotation was computed. [2020-07-08 22:27:25,707 INFO L268 CegarLoopResult]: For program point __bswap_32FINAL(lines 63 67) no Hoare annotation was computed. [2020-07-08 22:27:25,707 INFO L268 CegarLoopResult]: For program point __bswap_32EXIT(lines 63 67) no Hoare annotation was computed. [2020-07-08 22:27:25,707 INFO L268 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-07-08 22:27:25,707 INFO L264 CegarLoopResult]: At program point L576(line 576) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base)))) (or (and .cse0 (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)) (and .cse0 (= |sll_create_#in~len| sll_create_~len)))) [2020-07-08 22:27:25,707 INFO L264 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (or (and (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base))) (and (= |sll_create_#in~len| sll_create_~len) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) [2020-07-08 22:27:25,707 INFO L264 CegarLoopResult]: At program point L576-1(line 576) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base)))) (or (and .cse0 (= |sll_create_#in~len| sll_create_~len)) (and .cse0 (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)))) [2020-07-08 22:27:25,708 INFO L264 CegarLoopResult]: At program point sll_createEXIT(lines 572 580) the Hoare annotation is: (or (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)) (= sll_create_~new_head~0.offset 0))) [2020-07-08 22:27:25,708 INFO L264 CegarLoopResult]: At program point L575-1(line 575) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| |sll_create_#t~ret4.base|)))) (or (and (not (= sll_create_~head~0.base |sll_create_#t~ret4.base|)) (= 0 |sll_create_#t~ret4.offset|) .cse0) (and (= |sll_create_#in~len| sll_create_~len) .cse0))) [2020-07-08 22:27:25,708 INFO L264 CegarLoopResult]: At program point L573(line 573) the Hoare annotation is: (and (= |sll_create_#in~len| sll_create_~len) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-08 22:27:25,708 INFO L264 CegarLoopResult]: At program point L575-2(line 575) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= 1 (select |#valid| |sll_create_#t~ret4.base|)))) (or (and (not (= sll_create_~head~0.base |sll_create_#t~ret4.base|)) .cse0 (= 0 |sll_create_#t~ret4.offset|) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) .cse1 (= sll_create_~new_head~0.offset 0)) (and .cse0 (= |sll_create_#in~len| sll_create_~len) .cse1))) [2020-07-08 22:27:25,708 INFO L264 CegarLoopResult]: At program point L572(lines 572 580) the Hoare annotation is: (and (= |sll_create_#in~len| sll_create_~len) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-08 22:27:25,708 INFO L264 CegarLoopResult]: At program point L574-2(lines 574 578) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= 1 (select |#valid| sll_create_~head~0.base)))) (or (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) .cse0 (= 0 sll_create_~head~0.offset) .cse1 (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)) (and .cse0 (= |sll_create_#in~len| sll_create_~len) .cse1))) [2020-07-08 22:27:25,709 INFO L264 CegarLoopResult]: At program point L574-3(line 574) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= 1 (select |#valid| sll_create_~head~0.base)))) (or (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) .cse0 (= 0 sll_create_~head~0.offset) .cse1 (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)) (and .cse0 (<= |sll_create_#in~len| |sll_create_#t~post3|) (= |sll_create_#in~len| sll_create_~len) .cse1))) [2020-07-08 22:27:25,709 INFO L264 CegarLoopResult]: At program point L574-4(line 574) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= 1 (select |#valid| sll_create_~head~0.base)))) (or (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) .cse0 (= 0 sll_create_~head~0.offset) .cse1 (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)) (and .cse0 (<= |sll_create_#in~len| |sll_create_#t~post3|) (<= |sll_create_#in~len| (+ sll_create_~len 1)) .cse1))) [2020-07-08 22:27:25,709 INFO L264 CegarLoopResult]: At program point L574-5(lines 574 578) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= 1 (select |#valid| sll_create_~head~0.base)))) (or (and .cse0 (<= |sll_create_#in~len| (+ sll_create_~len 1)) .cse1) (and (= |sll_create_#in~len| sll_create_~len) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)))) [2020-07-08 22:27:25,709 INFO L264 CegarLoopResult]: At program point L574-6(lines 574 578) the Hoare annotation is: (or (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))) [2020-07-08 22:27:25,710 INFO L264 CegarLoopResult]: At program point sll_createENTRY(lines 572 580) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-08 22:27:25,710 INFO L264 CegarLoopResult]: At program point sll_createFINAL(lines 572 580) the Hoare annotation is: (or (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (not (= sll_create_~head~0.base (select (select |#memory_$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))) [2020-07-08 22:27:25,710 INFO L268 CegarLoopResult]: For program point __bswap_64ENTRY(lines 68 72) no Hoare annotation was computed. [2020-07-08 22:27:25,710 INFO L268 CegarLoopResult]: For program point __bswap_64FINAL(lines 68 72) no Hoare annotation was computed. [2020-07-08 22:27:25,710 INFO L268 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-07-08 22:27:25,710 INFO L268 CegarLoopResult]: For program point L71-1(line 71) no Hoare annotation was computed. [2020-07-08 22:27:25,710 INFO L268 CegarLoopResult]: For program point __bswap_64EXIT(lines 68 72) no Hoare annotation was computed. [2020-07-08 22:27:25,710 INFO L271 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-07-08 22:27:25,711 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-08 22:27:25,711 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-08 22:27:25,711 INFO L271 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-07-08 22:27:25,711 INFO L271 CegarLoopResult]: At program point sll_get_data_atENTRY(lines 588 594) the Hoare annotation is: true [2020-07-08 22:27:25,711 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$.offset| |sll_get_data_at_#in~head.base|) 4))) (and .cse0 .cse1 (or .cse2 .cse3 (and (= .cse4 sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base .cse5))) (or .cse2 .cse3 (= (select (select |#memory_int| .cse5) .cse4) |sll_get_data_at_#res|)))) (and .cse6 .cse0) (and .cse6 .cse7 (= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|))))) [2020-07-08 22:27:25,712 INFO L264 CegarLoopResult]: At program point L593(line 593) the Hoare annotation is: (let ((.cse3 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (.cse1 (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|))) (let ((.cse0 (or (and (<= 2 |sll_get_data_at_#in~index|) .cse3) (and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= |sll_get_data_at_#in~index| 0) (or .cse1 (not (= 0 sll_get_data_at_~head.offset)))))) (.cse2 (<= 1 |sll_get_data_at_#in~index|))) (or (and .cse0 (= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#t~mem8|) .cse1) (let ((.cse4 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse5 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (.cse7 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse6 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4))) (and .cse2 .cse3 (or .cse4 .cse5 (and (= .cse6 sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base .cse7))) (or .cse4 .cse5 (= (select (select |#memory_int| .cse7) .cse6) |sll_get_data_at_#t~mem8|)))) (and .cse0 .cse2)))) [2020-07-08 22:27:25,712 INFO L264 CegarLoopResult]: At program point L593-1(line 593) the Hoare annotation is: (let ((.cse1 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (.cse8 (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|))) (let ((.cse0 (<= 1 |sll_get_data_at_#in~index|)) (.cse7 (or (and (<= 2 |sll_get_data_at_#in~index|) .cse1) (and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= |sll_get_data_at_#in~index| 0) (or .cse8 (not (= 0 sll_get_data_at_~head.offset))))))) (or (let ((.cse5 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse4 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4))) (let ((.cse2 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse3 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (.cse6 (select (select |#memory_int| .cse5) .cse4))) (and .cse0 .cse1 (or .cse2 .cse3 (and (= .cse4 sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base .cse5))) (or .cse2 .cse3 (= .cse6 |sll_get_data_at_#t~mem8|)) (or .cse2 .cse3 (= .cse6 |sll_get_data_at_#res|))))) (and .cse7 .cse0) (let ((.cse9 (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|))) (and .cse7 .cse8 (= .cse9 |sll_get_data_at_#t~mem8|) (= .cse9 |sll_get_data_at_#res|)))))) [2020-07-08 22:27:25,712 INFO L264 CegarLoopResult]: At program point L591(line 591) the Hoare annotation is: (or (and (<= 2 |sll_get_data_at_#in~index|) (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4)))) (<= 1 sll_get_data_at_~index))) [2020-07-08 22:27:25,712 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (or (and (<= 2 |sll_get_data_at_#in~index|) (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index))) [2020-07-08 22:27:25,712 INFO L264 CegarLoopResult]: At program point L591-1(line 591) the Hoare annotation is: (let ((.cse0 (<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|))) (or (and (<= 2 |sll_get_data_at_#in~index|) .cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (and .cse0 (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4)))) (<= 1 sll_get_data_at_~index)))) [2020-07-08 22:27:25,713 INFO L264 CegarLoopResult]: At program point L590-1(line 590) the Hoare annotation is: (or (and (<= 2 |sll_get_data_at_#in~index|) (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= 1 sll_get_data_at_~index) (or (<= 1 |sll_get_data_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.offset|) (= (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.base|)) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)))) [2020-07-08 22:27:25,713 INFO L264 CegarLoopResult]: At program point L591-2(line 591) the Hoare annotation is: (let ((.cse0 (<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|)) (.cse1 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and (<= 2 |sll_get_data_at_#in~index|) .cse0 .cse1) (and (<= 1 |sll_get_data_at_#in~index|) .cse0 .cse1 (or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))))) [2020-07-08 22:27:25,713 INFO L264 CegarLoopResult]: At program point L588(lines 588 594) the Hoare annotation is: (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|)) [2020-07-08 22:27:25,713 INFO L264 CegarLoopResult]: At program point L590-2(line 590) the Hoare annotation is: (or (and (<= 2 |sll_get_data_at_#in~index|) (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (let ((.cse0 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse2 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) (.cse3 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse1 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))) (and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (or .cse0 .cse1 (and (= .cse2 sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base .cse3))) (<= 1 sll_get_data_at_~index) (or .cse0 (and (= .cse2 |sll_get_data_at_#t~mem6.offset|) (= .cse3 |sll_get_data_at_#t~mem6.base|)) .cse1)))) [2020-07-08 22:27:25,713 INFO L264 CegarLoopResult]: At program point L589-2(lines 589 592) the Hoare annotation is: (let ((.cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and (<= 2 |sll_get_data_at_#in~index|) .cse0) (and (<= 1 |sll_get_data_at_#in~index|) .cse0 (or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))) (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index)))) [2020-07-08 22:27:25,713 INFO L264 CegarLoopResult]: At program point L589-3(lines 589 592) the Hoare annotation is: (let ((.cse1 (<= 1 |sll_get_data_at_#in~index|))) (and (let ((.cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and (<= 2 |sll_get_data_at_#in~index|) .cse0) (and .cse1 .cse0 (or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))) (and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= |sll_get_data_at_#in~index| 0)))) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) .cse1))) [2020-07-08 22:27:25,714 INFO L264 CegarLoopResult]: At program point sll_get_data_atEXIT(lines 588 594) the Hoare annotation is: (let ((.cse1 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (.cse7 (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|))) (let ((.cse0 (<= 1 |sll_get_data_at_#in~index|)) (.cse6 (or (and (<= 2 |sll_get_data_at_#in~index|) .cse1) (and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= |sll_get_data_at_#in~index| 0) (or .cse7 (not (= 0 sll_get_data_at_~head.offset))))))) (or (let ((.cse2 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse3 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (.cse5 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse4 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4))) (and .cse0 .cse1 (or .cse2 .cse3 (and (= .cse4 sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base .cse5))) (or .cse2 .cse3 (= (select (select |#memory_int| .cse5) .cse4) |sll_get_data_at_#res|)))) (and .cse6 .cse0) (and .cse6 .cse7 (= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|))))) [2020-07-08 22:27:25,714 INFO L264 CegarLoopResult]: At program point L609(line 609) the Hoare annotation is: (let ((.cse8 (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1)) (.cse6 (+ main_~i~0 2))) (and (<= .cse1 .cse5) (<= .cse6 main_~len~0) (<= main_~len~0 2) .cse0 (<= .cse1 .cse7) (<= .cse7 .cse1) .cse3 (<= .cse5 .cse1) .cse4 (<= main_~len~0 .cse6)))))) [2020-07-08 22:27:25,714 INFO L264 CegarLoopResult]: At program point L613-4(line 613) the Hoare annotation is: (let ((.cse6 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse10 (+ main_~new_data~0 2)) (.cse9 (* 2 main_~len~0)) (.cse8 (+ .cse6 2))) (let ((.cse0 (<= 0 main_~i~0)) (.cse1 (<= .cse9 .cse8)) (.cse2 (<= 2 main_~len~0)) (.cse3 (<= .cse9 .cse10)) (.cse4 (<= .cse10 .cse9)) (.cse5 (<= main_~expected~0 |main_#t~ret14|)) (.cse7 (< |main_#t~ret14| (+ main_~expected~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= (+ .cse6 1) (+ main_~i~0 main_~len~0)) (<= main_~i~0 1) .cse7) (and (<= main_~i~0 0) (<= .cse8 .cse9) (<= main_~len~0 2) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7))))) [2020-07-08 22:27:25,714 INFO L264 CegarLoopResult]: At program point L609-1(lines 607 610) the Hoare annotation is: (let ((.cse11 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse1 (select (select |#memory_int| .cse11) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (let ((.cse8 (+ .cse1 1)) (.cse3 (* 2 main_~len~0))) (let ((.cse2 (<= main_~len~0 2)) (.cse0 (+ main_~i~0 main_~len~0)) (.cse5 (= 0 main_~s~0.offset)) (.cse6 (<= .cse8 .cse3)) (.cse7 (not (= .cse11 main_~s~0.base)))) (or (let ((.cse4 (+ main_~new_data~0 1))) (and (<= .cse0 .cse1) .cse2 (<= .cse3 .cse4) .cse5 (<= .cse4 .cse3) .cse6 .cse7 (<= 1 main_~i~0))) (let ((.cse9 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse10 (+ main_~new_data~0 2))) (and (<= .cse3 .cse8) (<= (+ .cse9 2) .cse3) (<= 0 main_~i~0) .cse2 (<= .cse0 .cse9) (<= .cse3 .cse10) (<= .cse10 .cse3) .cse5 .cse6 .cse7))))))) [2020-07-08 22:27:25,714 INFO L264 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (and (<= main_~len~0 2) (= |#valid| |old(#valid)|) (<= 2 main_~len~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-08 22:27:25,714 INFO L264 CegarLoopResult]: At program point L605-1(line 605) the Hoare annotation is: (and (<= main_~len~0 2) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret11.base|) 4) |main_#t~ret11.base|)) (<= 2 main_~len~0) (= 0 |main_#t~ret11.offset|)) [2020-07-08 22:27:25,714 INFO L264 CegarLoopResult]: At program point L605-2(line 605) the Hoare annotation is: (and (<= main_~len~0 2) (not (= (select (select |#memory_$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$.base| main_~s~0.base) 4) main_~s~0.base))) [2020-07-08 22:27:25,715 INFO L271 CegarLoopResult]: At program point mainEXIT(lines 602 621) the Hoare annotation is: true [2020-07-08 22:27:25,715 INFO L264 CegarLoopResult]: At program point L614(lines 602 621) the Hoare annotation is: false [2020-07-08 22:27:25,715 INFO L264 CegarLoopResult]: At program point L606(line 606) the Hoare annotation is: (and (<= main_~len~0 2) (<= 2 main_~len~0) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base))) [2020-07-08 22:27:25,715 INFO L264 CegarLoopResult]: At program point L611-2(lines 611 616) the Hoare annotation is: (let ((.cse6 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse9 (+ main_~new_data~0 2)) (.cse8 (* 2 main_~len~0)) (.cse7 (+ .cse6 2))) (let ((.cse0 (<= main_~len~0 2)) (.cse1 (<= 0 main_~i~0)) (.cse2 (<= .cse8 .cse7)) (.cse3 (<= 2 main_~len~0)) (.cse4 (<= .cse8 .cse9)) (.cse5 (<= .cse9 .cse8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= (+ .cse6 1) (+ main_~i~0 main_~len~0)) (<= main_~i~0 1)) (and (<= main_~i~0 0) (<= .cse7 .cse8) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))))) [2020-07-08 22:27:25,716 INFO L264 CegarLoopResult]: At program point L611-3(line 611) the Hoare annotation is: (let ((.cse10 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse11 (+ main_~new_data~0 2)) (.cse1 (* 2 main_~len~0)) (.cse0 (+ .cse10 2))) (let ((.cse2 (<= main_~len~0 2)) (.cse3 (<= 0 main_~i~0)) (.cse4 (<= .cse1 .cse0)) (.cse5 (<= 2 main_~len~0)) (.cse6 (<= .cse1 .cse11)) (.cse7 (<= .cse11 .cse1))) (or (and (<= main_~i~0 0) (<= |main_#t~post13| 0) (<= .cse0 .cse1) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (let ((.cse9 (+ |main_#t~post13| main_~len~0)) (.cse8 (+ .cse10 1))) (and .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= .cse8 (+ main_~i~0 main_~len~0)) (<= .cse8 .cse9) (<= main_~i~0 1) (<= .cse9 .cse8))))))) [2020-07-08 22:27:25,716 INFO L264 CegarLoopResult]: At program point L607(line 607) the Hoare annotation is: (and (<= main_~len~0 2) (<= 2 main_~len~0) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base))) [2020-07-08 22:27:25,716 INFO L264 CegarLoopResult]: At program point L611-4(line 611) the Hoare annotation is: (let ((.cse5 (* 2 main_~len~0)) (.cse6 (+ main_~new_data~0 2))) (let ((.cse1 (<= 2 main_~len~0)) (.cse2 (<= .cse5 .cse6)) (.cse3 (<= .cse6 .cse5)) (.cse0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (or (and (<= (+ main_~i~0 main_~len~0) .cse0) .cse1 (<= |main_#t~post13| 1) .cse2 .cse3 (<= (+ .cse0 1) (+ |main_#t~post13| main_~len~0)) (<= main_~len~0 (+ main_~i~0 2))) (let ((.cse4 (+ .cse0 2))) (and (<= |main_#t~post13| 0) (<= .cse4 .cse5) (<= main_~len~0 2) (<= .cse5 .cse4) .cse1 .cse2 .cse3 (<= (+ main_~i~0 1) 0)))))) [2020-07-08 22:27:25,716 INFO L264 CegarLoopResult]: At program point L611-5(lines 611 616) the Hoare annotation is: (let ((.cse8 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse11 (+ main_~new_data~0 2)) (.cse3 (+ .cse8 2)) (.cse2 (* 2 main_~len~0))) (let ((.cse4 (<= 2 main_~len~0)) (.cse0 (<= .cse3 .cse2)) (.cse1 (<= main_~len~0 2)) (.cse5 (<= .cse2 .cse11)) (.cse6 (<= .cse11 .cse2)) (.cse7 (+ main_~i~0 main_~len~0))) (or (and .cse0 .cse1 (<= .cse2 .cse3) .cse4 .cse5 .cse6 (<= (+ main_~i~0 1) 0)) (and .cse0 .cse1 (<= .cse7 .cse8) .cse4 .cse5 .cse6 (<= main_~len~0 (+ main_~i~0 2))) (let ((.cse10 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse9 (select (select |#memory_int| .cse10) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (<= .cse7 .cse9) .cse0 .cse1 .cse5 .cse6 (= 0 main_~s~0.offset) (<= .cse7 (+ .cse8 1)) (<= (+ .cse9 1) .cse2) (not (= .cse10 main_~s~0.base)) (<= 1 main_~i~0)))))))) [2020-07-08 22:27:25,716 INFO L271 CegarLoopResult]: At program point L611-6(lines 611 616) the Hoare annotation is: true [2020-07-08 22:27:25,717 INFO L264 CegarLoopResult]: At program point L607-3(line 607) the Hoare annotation is: (let ((.cse12 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse1 (select (select |#memory_int| .cse12) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (let ((.cse9 (+ .cse1 1)) (.cse3 (* 2 main_~len~0))) (let ((.cse2 (<= main_~len~0 2)) (.cse0 (+ main_~i~0 main_~len~0)) (.cse5 (<= |main_#t~post12| 1)) (.cse6 (= 0 main_~s~0.offset)) (.cse7 (<= .cse9 .cse3)) (.cse8 (not (= .cse12 main_~s~0.base)))) (or (let ((.cse4 (+ main_~new_data~0 1))) (and (<= .cse0 .cse1) .cse2 (<= 1 |main_#t~post12|) (<= .cse3 .cse4) .cse5 .cse6 (<= .cse4 .cse3) .cse7 .cse8 (<= 1 main_~i~0))) (let ((.cse10 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse11 (+ main_~new_data~0 2))) (and (<= .cse3 .cse9) (<= (+ .cse10 2) .cse3) (<= 0 main_~i~0) .cse2 (<= .cse0 .cse10) (<= .cse3 .cse11) .cse5 (<= .cse11 .cse3) .cse6 .cse7 .cse8))))))) [2020-07-08 22:27:25,717 INFO L264 CegarLoopResult]: At program point L607-4(line 607) the Hoare annotation is: (let ((.cse12 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse3 (* 2 main_~len~0)) (.cse13 (+ (select (select |#memory_int| .cse12) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1))) (let ((.cse0 (<= .cse3 .cse13)) (.cse1 (<= main_~i~0 0)) (.cse4 (<= main_~len~0 2)) (.cse5 (<= 2 main_~len~0)) (.cse7 (<= |main_#t~post12| 1)) (.cse8 (= 0 main_~s~0.offset)) (.cse9 (<= .cse13 .cse3)) (.cse10 (not (= .cse12 main_~s~0.base)))) (or (let ((.cse2 (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)) (.cse6 (+ main_~new_data~0 2))) (and .cse0 .cse1 (<= .cse2 .cse3) .cse4 (<= .cse3 .cse2) .cse5 (<= .cse3 .cse6) .cse7 (<= .cse6 .cse3) .cse8 .cse9 .cse10)) (let ((.cse11 (+ main_~new_data~0 1))) (and .cse0 .cse1 (<= 0 main_~i~0) .cse4 (<= 1 |main_#t~post12|) .cse5 (<= .cse3 .cse11) .cse7 .cse8 (<= .cse11 .cse3) .cse9 .cse10)))))) [2020-07-08 22:27:25,717 INFO L264 CegarLoopResult]: At program point L607-5(lines 607 610) the Hoare annotation is: (let ((.cse11 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse3 (* 2 main_~len~0)) (.cse12 (+ (select (select |#memory_int| .cse11) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1))) (let ((.cse0 (<= .cse3 .cse12)) (.cse1 (<= (+ main_~i~0 2) main_~len~0)) (.cse4 (<= main_~len~0 2)) (.cse8 (<= .cse12 .cse3)) (.cse5 (<= 2 main_~len~0)) (.cse7 (= 0 main_~s~0.offset)) (.cse9 (not (= .cse11 main_~s~0.base)))) (or (let ((.cse2 (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)) (.cse6 (+ main_~new_data~0 2))) (and .cse0 .cse1 (<= .cse2 .cse3) .cse4 (<= .cse3 .cse2) .cse5 (<= .cse3 .cse6) (<= .cse6 .cse3) .cse7 .cse8 .cse9)) (let ((.cse10 (+ main_~new_data~0 1))) (and .cse0 .cse1 (<= 0 main_~i~0) .cse4 (<= .cse3 .cse10) .cse7 (<= .cse10 .cse3) .cse9 .cse8)) (and (<= main_~len~0 (+ main_~i~0 1)) .cse5 .cse7 (<= main_~i~0 1) .cse9))))) [2020-07-08 22:27:25,718 INFO L264 CegarLoopResult]: At program point L607-6(lines 607 610) the Hoare annotation is: (let ((.cse4 (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1)) (.cse0 (* 2 main_~len~0))) (and (<= .cse0 .cse1) (<= .cse2 .cse0) (<= main_~len~0 2) (<= .cse0 .cse2) (<= 2 main_~len~0) (<= .cse0 .cse3) (<= .cse3 .cse0) (= 0 main_~s~0.offset) (<= (+ main_~i~0 1) 0) (<= .cse1 .cse0) (not (= .cse4 main_~s~0.base))))) [2020-07-08 22:27:25,718 INFO L271 CegarLoopResult]: At program point mainFINAL(lines 602 621) the Hoare annotation is: true [2020-07-08 22:27:25,718 INFO L264 CegarLoopResult]: At program point L620(line 620) the Hoare annotation is: false [2020-07-08 22:27:25,718 INFO L264 CegarLoopResult]: At program point L612(line 612) the Hoare annotation is: (let ((.cse9 (+ main_~new_data~0 2)) (.cse6 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse7 (* 2 main_~len~0))) (let ((.cse2 (<= (+ .cse6 2) .cse7)) (.cse3 (<= main_~len~0 2)) (.cse0 (+ main_~i~0 main_~len~0)) (.cse4 (<= .cse7 .cse9)) (.cse5 (<= .cse9 .cse7))) (or (let ((.cse8 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse1 (select (select |#memory_int| .cse8) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (<= .cse0 .cse1) .cse2 .cse3 .cse4 .cse5 (= 0 main_~s~0.offset) (<= .cse0 (+ .cse6 1)) (<= (+ .cse1 1) .cse7) (not (= .cse8 main_~s~0.base)) (<= 1 main_~i~0)))) (and .cse2 .cse3 (<= 0 main_~i~0) (<= .cse0 .cse6) .cse4 .cse5)))) [2020-07-08 22:27:25,719 INFO L264 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: (let ((.cse6 (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1)) (.cse3 (* 2 main_~len~0)) (.cse5 (+ main_~i~0 2))) (and (<= .cse3 .cse4) (<= .cse5 main_~len~0) (<= main_~len~0 2) .cse0 .cse1 .cse2 (<= .cse4 .cse3) (<= main_~len~0 .cse5)))))) [2020-07-08 22:27:25,719 INFO L264 CegarLoopResult]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 619) the Hoare annotation is: false [2020-07-08 22:27:25,719 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 602 621) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-08 22:27:25,719 INFO L264 CegarLoopResult]: At program point L604(line 604) the Hoare annotation is: (and (<= main_~len~0 2) (= |#valid| |old(#valid)|) (<= 2 main_~len~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-08 22:27:25,719 INFO L271 CegarLoopResult]: At program point L617(line 617) the Hoare annotation is: true [2020-07-08 22:27:25,719 INFO L264 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: (let ((.cse9 (+ main_~new_data~0 2)) (.cse2 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse7 (* 2 main_~len~0))) (let ((.cse0 (<= (+ .cse2 2) .cse7)) (.cse1 (<= main_~len~0 2)) (.cse4 (<= .cse7 .cse9)) (.cse5 (<= .cse9 .cse7)) (.cse3 (+ main_~i~0 main_~len~0))) (or (and .cse0 .cse1 (<= main_~expected~0 .cse2) (<= 0 main_~i~0) (<= .cse3 .cse2) (<= .cse2 main_~expected~0) .cse4 .cse5) (let ((.cse8 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse6 (select (select |#memory_int| .cse8) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (<= .cse3 .cse6) .cse0 .cse1 .cse4 .cse5 (= 0 main_~s~0.offset) (<= .cse3 (+ .cse2 1)) (<= .cse6 main_~expected~0) (<= main_~expected~0 .cse6) (<= (+ .cse6 1) .cse7) (not (= .cse8 main_~s~0.base)) (<= 1 main_~i~0))))))) [2020-07-08 22:27:25,720 INFO L264 CegarLoopResult]: At program point L613-1(line 613) the Hoare annotation is: (let ((.cse12 (+ main_~new_data~0 2)) (.cse1 (* 2 main_~len~0)) (.cse2 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse0 (+ .cse2 2)) (.cse7 (<= .cse12 .cse1)) (.cse9 (< |main_#t~ret14| (+ main_~expected~0 1))) (.cse4 (+ main_~i~0 main_~len~0)) (.cse3 (<= 0 main_~i~0)) (.cse5 (<= 2 main_~len~0)) (.cse6 (<= .cse1 .cse12)) (.cse8 (<= main_~expected~0 |main_#t~ret14|))) (or (and (<= .cse0 .cse1) (<= main_~len~0 2) (<= main_~expected~0 .cse2) .cse3 (<= .cse4 .cse2) .cse5 (<= .cse2 main_~expected~0) .cse6 .cse7 .cse8 .cse9) (let ((.cse11 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse10 (select (select |#memory_int| .cse11) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (<= .cse1 .cse0) .cse7 (= 0 main_~s~0.offset) (<= (+ .cse2 1) .cse4) (<= main_~expected~0 .cse10) (<= (+ .cse10 1) .cse1) .cse9 (<= .cse4 .cse10) .cse3 .cse5 .cse6 .cse8 (<= .cse10 main_~expected~0) (<= main_~i~0 1) (not (= .cse11 main_~s~0.base)))))))) [2020-07-08 22:27:25,720 INFO L264 CegarLoopResult]: At program point L613-2(lines 613 615) the Hoare annotation is: (let ((.cse12 (+ main_~new_data~0 2)) (.cse1 (* 2 main_~len~0)) (.cse2 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse0 (+ .cse2 2)) (.cse7 (<= .cse12 .cse1)) (.cse9 (< |main_#t~ret14| (+ main_~expected~0 1))) (.cse4 (+ main_~i~0 main_~len~0)) (.cse3 (<= 0 main_~i~0)) (.cse5 (<= 2 main_~len~0)) (.cse6 (<= .cse1 .cse12)) (.cse8 (<= main_~expected~0 |main_#t~ret14|))) (or (and (<= .cse0 .cse1) (<= main_~len~0 2) (<= main_~expected~0 .cse2) .cse3 (<= .cse4 .cse2) .cse5 (<= .cse2 main_~expected~0) .cse6 .cse7 .cse8 .cse9) (let ((.cse11 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse10 (select (select |#memory_int| .cse11) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (<= .cse1 .cse0) .cse7 (= 0 main_~s~0.offset) (<= (+ .cse2 1) .cse4) (<= main_~expected~0 .cse10) (<= (+ .cse10 1) .cse1) .cse9 (<= .cse4 .cse10) .cse3 .cse5 .cse6 .cse8 (<= .cse10 main_~expected~0) (<= main_~i~0 1) (not (= .cse11 main_~s~0.base)))))))) [2020-07-08 22:27:25,720 INFO L264 CegarLoopResult]: At program point L613-3(line 613) the Hoare annotation is: false [2020-07-08 22:27:25,720 INFO L264 CegarLoopResult]: At program point node_createENTRY(lines 563 571) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-08 22:27:25,721 INFO L264 CegarLoopResult]: At program point L569(line 569) the Hoare annotation is: (and (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|)) [2020-07-08 22:27:25,721 INFO L264 CegarLoopResult]: At program point L568(line 568) the Hoare annotation is: (and (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|)) [2020-07-08 22:27:25,721 INFO L271 CegarLoopResult]: At program point L566(line 566) the Hoare annotation is: true [2020-07-08 22:27:25,721 INFO L264 CegarLoopResult]: At program point node_createEXIT(lines 563 571) the Hoare annotation is: (and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#res.offset|) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|) (= 1 (select |#valid| |node_create_#res.base|))) [2020-07-08 22:27:25,721 INFO L264 CegarLoopResult]: At program point L565(lines 565 567) the Hoare annotation is: (and (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 0 |node_create_#t~malloc2.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-08 22:27:25,721 INFO L264 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-08 22:27:25,722 INFO L264 CegarLoopResult]: At program point L565-1(lines 565 567) the Hoare annotation is: (and (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 0 |node_create_#t~malloc2.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-08 22:27:25,722 INFO L264 CegarLoopResult]: At program point L564-1(line 564) the Hoare annotation is: (and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 0 |node_create_#t~malloc2.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-08 22:27:25,722 INFO L264 CegarLoopResult]: At program point node_createFINAL(lines 563 571) the Hoare annotation is: (and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#res.offset|) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|) (= 1 (select |#valid| |node_create_#res.base|))) [2020-07-08 22:27:25,727 WARN L170 areAnnotationChecker]: __bswap_32ENTRY has no Hoare annotation [2020-07-08 22:27:25,728 WARN L170 areAnnotationChecker]: __bswap_64ENTRY has no Hoare annotation [2020-07-08 22:27:25,730 WARN L170 areAnnotationChecker]: L66 has no Hoare annotation [2020-07-08 22:27:25,734 WARN L170 areAnnotationChecker]: L71 has no Hoare annotation [2020-07-08 22:27:25,738 WARN L170 areAnnotationChecker]: L66-1 has no Hoare annotation [2020-07-08 22:27:25,739 WARN L170 areAnnotationChecker]: L71-1 has no Hoare annotation [2020-07-08 22:27:25,748 WARN L170 areAnnotationChecker]: __bswap_32FINAL has no Hoare annotation [2020-07-08 22:27:25,748 WARN L170 areAnnotationChecker]: __bswap_64FINAL has no Hoare annotation [2020-07-08 22:27:25,848 INFO L163 areAnnotationChecker]: CFG has 116 edges. 116 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-08 22:27:25,868 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,869 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,871 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,872 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,876 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,878 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,878 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,879 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,900 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,900 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,901 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,901 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,901 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,902 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,902 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,903 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,903 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,903 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,903 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,904 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,904 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,904 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,905 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,905 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,905 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,905 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,906 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,906 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,906 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,906 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,906 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,907 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,907 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,908 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,908 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,916 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,917 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,917 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,918 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,918 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,918 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,918 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,919 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,919 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,919 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,920 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,920 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,920 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,920 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,921 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,921 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,921 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,922 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,922 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,922 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,927 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,928 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,928 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,928 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,928 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,929 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,929 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,929 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,929 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,933 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,933 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,933 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,934 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,934 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,935 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,935 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,935 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,936 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,936 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,936 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,936 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,938 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,938 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,938 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,938 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,939 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,939 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,939 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,941 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,941 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,941 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,942 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,943 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,943 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,943 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,943 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,943 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,945 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,945 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,945 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,946 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,946 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,946 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,946 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,947 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,947 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,947 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,948 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,948 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,948 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,950 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,950 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,950 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,951 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,951 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,951 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,952 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,952 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,952 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,954 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,954 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,955 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,955 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,955 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,955 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,956 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,956 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,956 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,956 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,956 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-08 22:27:25,957 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-08 22:27:25,957 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,957 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,960 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,961 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,961 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,961 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,961 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-08 22:27:25,961 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-08 22:27:25,962 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,962 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,962 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,962 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,963 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,964 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,964 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,965 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,965 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,965 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,966 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,966 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,966 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,967 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,967 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,968 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,968 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,969 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,969 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,969 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,970 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,970 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,971 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,972 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,972 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,973 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:25,973 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:25,973 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,974 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,974 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,974 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,974 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,975 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,975 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,976 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,976 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,976 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:25,977 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,977 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,977 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:25,980 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) [2020-07-08 22:27:25,985 INFO L168 Benchmark]: Toolchain (without parser) took 80357.87 ms. Allocated memory was 136.3 MB in the beginning and 690.5 MB in the end (delta: 554.2 MB). Free memory was 99.7 MB in the beginning and 590.3 MB in the end (delta: -490.6 MB). Peak memory consumption was 63.6 MB. Max. memory is 7.1 GB. [2020-07-08 22:27:25,986 INFO L168 Benchmark]: CDTParser took 0.83 ms. Allocated memory is still 136.3 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-08 22:27:25,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 723.86 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 99.5 MB in the beginning and 164.0 MB in the end (delta: -64.6 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2020-07-08 22:27:25,987 INFO L168 Benchmark]: Boogie Preprocessor took 76.13 ms. Allocated memory is still 200.8 MB. Free memory was 164.0 MB in the beginning and 160.6 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2020-07-08 22:27:25,987 INFO L168 Benchmark]: RCFGBuilder took 827.14 ms. Allocated memory is still 200.8 MB. Free memory was 160.6 MB in the beginning and 91.7 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 7.1 GB. [2020-07-08 22:27:25,988 INFO L168 Benchmark]: TraceAbstraction took 78725.50 ms. Allocated memory was 200.8 MB in the beginning and 690.5 MB in the end (delta: 489.7 MB). Free memory was 91.1 MB in the beginning and 590.3 MB in the end (delta: -499.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-07-08 22:27:25,990 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 0.83 ms. Allocated memory is still 136.3 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 723.86 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 99.5 MB in the beginning and 164.0 MB in the end (delta: -64.6 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 76.13 ms. Allocated memory is still 200.8 MB. Free memory was 164.0 MB in the beginning and 160.6 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 827.14 ms. Allocated memory is still 200.8 MB. Free memory was 160.6 MB in the beginning and 91.7 MB in the end (delta: 68.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 78725.50 ms. Allocated memory was 200.8 MB in the beginning and 690.5 MB in the end (delta: 489.7 MB). Free memory was 91.1 MB in the beginning and 590.3 MB in the end (delta: -499.2 MB). There was no memory consumed. 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 [2020-07-08 22:27:26,004 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,004 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,005 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,005 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,005 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,006 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,006 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,006 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 [2020-07-08 22:27:26,007 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,007 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,008 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,008 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,008 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,010 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,010 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,010 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,010 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,011 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,011 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,011 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,011 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,011 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,012 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,012 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,012 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,012 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,012 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,014 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,014 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,014 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,015 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,015 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,015 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,015 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,016 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,016 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,016 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,016 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,018 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,018 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,018 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,018 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,018 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,018 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,019 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,019 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,019 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,019 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,019 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,020 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,020 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 [2020-07-08 22:27:26,021 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,021 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,021 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,021 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,021 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,022 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,022 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,022 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,022 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,022 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,023 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,023 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,023 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,023 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,024 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,024 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,024 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,024 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,024 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,024 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,025 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,025 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,025 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,025 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,025 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,025 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,025 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,026 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,026 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,026 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,026 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,026 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,026 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,027 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,027 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,027 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,027 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,028 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,028 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,028 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,028 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,028 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,029 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,029 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,029 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,029 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,029 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,030 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,030 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,030 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,030 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,030 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,030 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,031 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,032 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,033 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,033 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,033 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,034 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 [2020-07-08 22:27:26,035 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,036 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,036 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,036 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,036 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,037 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,037 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,038 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,038 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,038 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,038 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-08 22:27:26,039 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-08 22:27:26,039 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,039 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,039 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,040 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,040 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,041 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,041 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,041 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,042 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,042 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,042 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,043 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,043 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,043 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,043 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-08 22:27:26,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-08 22:27:26,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,045 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 [2020-07-08 22:27:26,045 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,046 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,046 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,046 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,046 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,047 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,047 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,047 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,047 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,048 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,048 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,049 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,049 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,049 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,049 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,050 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,050 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,050 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,051 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,051 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,052 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,052 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-08 22:27:26,052 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-08 22:27:26,052 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,052 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,053 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,053 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,053 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,053 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,053 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,054 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,054 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,054 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-08 22:27:26,054 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,054 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-08 22:27:26,055 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...