/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 0.1.25-267fbe0 [2020-07-18 05:16:25,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 05:16:25,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 05:16:25,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 05:16:25,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 05:16:25,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 05:16:25,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 05:16:25,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 05:16:25,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 05:16:25,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 05:16:25,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 05:16:25,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 05:16:25,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 05:16:25,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 05:16:25,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 05:16:25,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 05:16:25,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 05:16:25,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 05:16:25,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 05:16:25,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 05:16:25,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 05:16:25,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 05:16:25,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 05:16:25,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 05:16:25,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-18 05:16:25,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-18 05:16:25,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-18 05:16:25,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-18 05:16:25,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-18 05:16:25,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-18 05:16:25,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-18 05:16:25,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-18 05:16:25,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-18 05:16:25,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-18 05:16:25,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-18 05:16:25,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-18 05:16:25,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-18 05:16:25,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-18 05:16:25,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 05:16:25,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 05:16:25,449 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 05:16:25,450 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-18 05:16:25,458 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 05:16:25,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 05:16:25,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 05:16:25,460 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 05:16:25,460 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 05:16:25,461 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 05:16:25,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 05:16:25,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 05:16:25,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 05:16:25,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 05:16:25,461 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 05:16:25,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 05:16:25,462 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 05:16:25,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 05:16:25,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 05:16:25,462 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 05:16:25,463 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 05:16:25,463 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 05:16:25,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 05:16:25,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 05:16:25,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 05:16:25,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 05:16:25,464 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 [2020-07-18 05:16:25,732 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 05:16:25,751 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 05:16:25,755 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 05:16:25,756 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 05:16:25,756 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 05:16:25,757 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-07-18 05:16:25,828 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b3c85646/524bb7623cf241a5a58dc4c38896c4ac/FLAG8532f06dc [2020-07-18 05:16:26,369 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 05:16:26,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-07-18 05:16:26,381 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b3c85646/524bb7623cf241a5a58dc4c38896c4ac/FLAG8532f06dc [2020-07-18 05:16:26,657 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b3c85646/524bb7623cf241a5a58dc4c38896c4ac [2020-07-18 05:16:26,667 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 05:16:26,670 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 05:16:26,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 05:16:26,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 05:16:26,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 05:16:26,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 05:16:26" (1/1) ... [2020-07-18 05:16:26,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e298f93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:16:26, skipping insertion in model container [2020-07-18 05:16:26,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 05:16:26" (1/1) ... [2020-07-18 05:16:26,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 05:16:26,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 05:16:27,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 05:16:27,207 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 05:16:27,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 05:16:27,392 INFO L208 MainTranslator]: Completed translation [2020-07-18 05:16:27,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:16:27 WrapperNode [2020-07-18 05:16:27,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 05:16:27,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 05:16:27,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 05:16:27,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 05:16:27,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:16:27" (1/1) ... [2020-07-18 05:16:27,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:16:27" (1/1) ... [2020-07-18 05:16:27,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:16:27" (1/1) ... [2020-07-18 05:16:27,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:16:27" (1/1) ... [2020-07-18 05:16:27,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:16:27" (1/1) ... [2020-07-18 05:16:27,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:16:27" (1/1) ... [2020-07-18 05:16:27,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:16:27" (1/1) ... [2020-07-18 05:16:27,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 05:16:27,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 05:16:27,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 05:16:27,466 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 05:16:27,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:16:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 05:16:27,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 05:16:27,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 05:16:27,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-07-18 05:16:27,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-07-18 05:16:27,528 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2020-07-18 05:16:27,528 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2020-07-18 05:16:27,528 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2020-07-18 05:16:27,528 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_destroy [2020-07-18 05:16:27,528 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_get_data_at [2020-07-18 05:16:27,529 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_update_at [2020-07-18 05:16:27,529 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 05:16:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 05:16:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-07-18 05:16:27,529 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-07-18 05:16:27,530 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-07-18 05:16:27,530 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-07-18 05:16:27,530 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-07-18 05:16:27,530 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-07-18 05:16:27,530 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-07-18 05:16:27,530 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-07-18 05:16:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-07-18 05:16:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-07-18 05:16:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-07-18 05:16:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-07-18 05:16:27,531 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-07-18 05:16:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-07-18 05:16:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-07-18 05:16:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-07-18 05:16:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-07-18 05:16:27,532 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-07-18 05:16:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-07-18 05:16:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-07-18 05:16:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-07-18 05:16:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-07-18 05:16:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-07-18 05:16:27,533 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-07-18 05:16:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-07-18 05:16:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-07-18 05:16:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-07-18 05:16:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-07-18 05:16:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-07-18 05:16:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-07-18 05:16:27,534 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-07-18 05:16:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-07-18 05:16:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-07-18 05:16:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-07-18 05:16:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-07-18 05:16:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-07-18 05:16:27,535 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-07-18 05:16:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-07-18 05:16:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-07-18 05:16:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-07-18 05:16:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-07-18 05:16:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-07-18 05:16:27,536 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-07-18 05:16:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-07-18 05:16:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-07-18 05:16:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-07-18 05:16:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-07-18 05:16:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-07-18 05:16:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-07-18 05:16:27,537 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-07-18 05:16:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-07-18 05:16:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-07-18 05:16:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-18 05:16:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-07-18 05:16:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-07-18 05:16:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-18 05:16:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-07-18 05:16:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-07-18 05:16:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-07-18 05:16:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-07-18 05:16:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-07-18 05:16:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-18 05:16:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-07-18 05:16:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-07-18 05:16:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-07-18 05:16:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-18 05:16:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-07-18 05:16:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-07-18 05:16:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-07-18 05:16:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-07-18 05:16:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-07-18 05:16:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-07-18 05:16:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-07-18 05:16:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-07-18 05:16:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-07-18 05:16:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-07-18 05:16:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-07-18 05:16:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-07-18 05:16:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-07-18 05:16:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-07-18 05:16:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-07-18 05:16:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-07-18 05:16:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-07-18 05:16:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-07-18 05:16:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-07-18 05:16:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-07-18 05:16:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-07-18 05:16:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-07-18 05:16:27,543 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-07-18 05:16:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-07-18 05:16:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-07-18 05:16:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-07-18 05:16:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-07-18 05:16:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-07-18 05:16:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-07-18 05:16:27,544 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-07-18 05:16:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-07-18 05:16:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-07-18 05:16:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-07-18 05:16:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-07-18 05:16:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-07-18 05:16:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-07-18 05:16:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-07-18 05:16:27,545 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-07-18 05:16:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-07-18 05:16:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2020-07-18 05:16:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2020-07-18 05:16:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-18 05:16:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-18 05:16:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-18 05:16:27,546 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2020-07-18 05:16:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure sll_destroy [2020-07-18 05:16:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-18 05:16:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-18 05:16:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure sll_get_data_at [2020-07-18 05:16:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-18 05:16:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure sll_update_at [2020-07-18 05:16:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 05:16:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 05:16:27,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 05:16:28,024 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2020-07-18 05:16:28,318 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 05:16:28,318 INFO L295 CfgBuilder]: Removed 6 assume(true) statements. [2020-07-18 05:16:28,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 05:16:28 BoogieIcfgContainer [2020-07-18 05:16:28,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 05:16:28,325 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 05:16:28,325 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 05:16:28,329 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 05:16:28,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 05:16:26" (1/3) ... [2020-07-18 05:16:28,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6304e6e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 05:16:28, skipping insertion in model container [2020-07-18 05:16:28,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:16:27" (2/3) ... [2020-07-18 05:16:28,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6304e6e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 05:16:28, skipping insertion in model container [2020-07-18 05:16:28,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 05:16:28" (3/3) ... [2020-07-18 05:16:28,333 INFO L109 eAbstractionObserver]: Analyzing ICFG sll2n_update_all_reverse.i [2020-07-18 05:16:28,345 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 05:16:28,354 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 05:16:28,370 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 05:16:28,395 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 05:16:28,396 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 05:16:28,396 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-07-18 05:16:28,396 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 05:16:28,396 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 05:16:28,397 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 05:16:28,397 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 05:16:28,397 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 05:16:28,415 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2020-07-18 05:16:28,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-18 05:16:28,428 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:16:28,430 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] [2020-07-18 05:16:28,430 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:16:28,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:16:28,437 INFO L82 PathProgramCache]: Analyzing trace with hash 482514570, now seen corresponding path program 1 times [2020-07-18 05:16:28,448 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:16:28,464 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [862117329] [2020-07-18 05:16:28,464 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:16:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:28,683 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 [2020-07-18 05:16:28,684 INFO L280 TraceCheckUtils]: 1: Hoare triple {106#true} #valid := #valid[0 := 0]; {106#true} is VALID [2020-07-18 05:16:28,684 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} assume 0 < #StackHeapBarrier; {106#true} is VALID [2020-07-18 05:16:28,685 INFO L280 TraceCheckUtils]: 3: Hoare triple {106#true} assume true; {106#true} is VALID [2020-07-18 05:16:28,685 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {106#true} {106#true} #194#return; {106#true} is VALID [2020-07-18 05:16:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:28,723 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 [2020-07-18 05:16:28,723 INFO L280 TraceCheckUtils]: 1: Hoare triple {106#true} ~data := #in~data; {106#true} is VALID [2020-07-18 05:16:28,723 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} ~head~0.base, ~head~0.offset := 0, 0; {106#true} is VALID [2020-07-18 05:16:28,724 INFO L280 TraceCheckUtils]: 3: Hoare triple {106#true} assume !true; {107#false} is VALID [2020-07-18 05:16:28,725 INFO L280 TraceCheckUtils]: 4: Hoare triple {107#false} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {107#false} is VALID [2020-07-18 05:16:28,725 INFO L280 TraceCheckUtils]: 5: Hoare triple {107#false} assume true; {107#false} is VALID [2020-07-18 05:16:28,725 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {107#false} {106#true} #186#return; {107#false} is VALID [2020-07-18 05:16:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:28,736 INFO L280 TraceCheckUtils]: 0: Hoare triple {106#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {106#true} is VALID [2020-07-18 05:16:28,736 INFO L280 TraceCheckUtils]: 1: Hoare triple {106#true} ~index := #in~index; {106#true} is VALID [2020-07-18 05:16:28,737 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} assume !true; {107#false} is VALID [2020-07-18 05:16:28,738 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 [2020-07-18 05:16:28,738 INFO L280 TraceCheckUtils]: 4: Hoare triple {107#false} #res := #t~mem8; {107#false} is VALID [2020-07-18 05:16:28,738 INFO L280 TraceCheckUtils]: 5: Hoare triple {107#false} havoc #t~mem8; {107#false} is VALID [2020-07-18 05:16:28,739 INFO L280 TraceCheckUtils]: 6: Hoare triple {107#false} assume true; {107#false} is VALID [2020-07-18 05:16:28,739 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {107#false} {107#false} #190#return; {107#false} is VALID [2020-07-18 05:16:28,741 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 [2020-07-18 05:16:28,741 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 [2020-07-18 05:16:28,742 INFO L280 TraceCheckUtils]: 2: Hoare triple {106#true} #valid := #valid[0 := 0]; {106#true} is VALID [2020-07-18 05:16:28,742 INFO L280 TraceCheckUtils]: 3: Hoare triple {106#true} assume 0 < #StackHeapBarrier; {106#true} is VALID [2020-07-18 05:16:28,742 INFO L280 TraceCheckUtils]: 4: Hoare triple {106#true} assume true; {106#true} is VALID [2020-07-18 05:16:28,743 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {106#true} {106#true} #194#return; {106#true} is VALID [2020-07-18 05:16:28,743 INFO L263 TraceCheckUtils]: 6: Hoare triple {106#true} call #t~ret15 := main(); {106#true} is VALID [2020-07-18 05:16:28,743 INFO L280 TraceCheckUtils]: 7: Hoare triple {106#true} ~len~0 := 2; {106#true} is VALID [2020-07-18 05:16:28,744 INFO L280 TraceCheckUtils]: 8: Hoare triple {106#true} ~data~0 := 1; {106#true} is VALID [2020-07-18 05:16:28,746 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$.offset)|))} is VALID [2020-07-18 05:16:28,746 INFO L280 TraceCheckUtils]: 10: Hoare triple {129#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {106#true} is VALID [2020-07-18 05:16:28,746 INFO L280 TraceCheckUtils]: 11: Hoare triple {106#true} ~data := #in~data; {106#true} is VALID [2020-07-18 05:16:28,747 INFO L280 TraceCheckUtils]: 12: Hoare triple {106#true} ~head~0.base, ~head~0.offset := 0, 0; {106#true} is VALID [2020-07-18 05:16:28,748 INFO L280 TraceCheckUtils]: 13: Hoare triple {106#true} assume !true; {107#false} is VALID [2020-07-18 05:16:28,748 INFO L280 TraceCheckUtils]: 14: Hoare triple {107#false} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {107#false} is VALID [2020-07-18 05:16:28,748 INFO L280 TraceCheckUtils]: 15: Hoare triple {107#false} assume true; {107#false} is VALID [2020-07-18 05:16:28,749 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {107#false} {106#true} #186#return; {107#false} is VALID [2020-07-18 05:16:28,749 INFO L280 TraceCheckUtils]: 17: Hoare triple {107#false} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {107#false} is VALID [2020-07-18 05:16:28,749 INFO L280 TraceCheckUtils]: 18: Hoare triple {107#false} havoc #t~ret11.base, #t~ret11.offset; {107#false} is VALID [2020-07-18 05:16:28,750 INFO L280 TraceCheckUtils]: 19: Hoare triple {107#false} havoc ~i~0; {107#false} is VALID [2020-07-18 05:16:28,750 INFO L280 TraceCheckUtils]: 20: Hoare triple {107#false} ~i~0 := ~len~0 - 1; {107#false} is VALID [2020-07-18 05:16:28,750 INFO L280 TraceCheckUtils]: 21: Hoare triple {107#false} assume !(~i~0 >= 0); {107#false} is VALID [2020-07-18 05:16:28,751 INFO L280 TraceCheckUtils]: 22: Hoare triple {107#false} ~i~0 := ~len~0 - 1; {107#false} is VALID [2020-07-18 05:16:28,751 INFO L280 TraceCheckUtils]: 23: Hoare triple {107#false} assume !!(~i~0 >= 0); {107#false} is VALID [2020-07-18 05:16:28,751 INFO L280 TraceCheckUtils]: 24: Hoare triple {107#false} ~expected~0 := ~i~0 + ~len~0; {107#false} is VALID [2020-07-18 05:16:28,752 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 [2020-07-18 05:16:28,752 INFO L280 TraceCheckUtils]: 26: Hoare triple {106#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {106#true} is VALID [2020-07-18 05:16:28,752 INFO L280 TraceCheckUtils]: 27: Hoare triple {106#true} ~index := #in~index; {106#true} is VALID [2020-07-18 05:16:28,753 INFO L280 TraceCheckUtils]: 28: Hoare triple {106#true} assume !true; {107#false} is VALID [2020-07-18 05:16:28,753 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 [2020-07-18 05:16:28,754 INFO L280 TraceCheckUtils]: 30: Hoare triple {107#false} #res := #t~mem8; {107#false} is VALID [2020-07-18 05:16:28,754 INFO L280 TraceCheckUtils]: 31: Hoare triple {107#false} havoc #t~mem8; {107#false} is VALID [2020-07-18 05:16:28,754 INFO L280 TraceCheckUtils]: 32: Hoare triple {107#false} assume true; {107#false} is VALID [2020-07-18 05:16:28,755 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {107#false} {107#false} #190#return; {107#false} is VALID [2020-07-18 05:16:28,755 INFO L280 TraceCheckUtils]: 34: Hoare triple {107#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {107#false} is VALID [2020-07-18 05:16:28,755 INFO L280 TraceCheckUtils]: 35: Hoare triple {107#false} assume ~expected~0 != #t~ret14; {107#false} is VALID [2020-07-18 05:16:28,756 INFO L280 TraceCheckUtils]: 36: Hoare triple {107#false} havoc #t~ret14; {107#false} is VALID [2020-07-18 05:16:28,756 INFO L280 TraceCheckUtils]: 37: Hoare triple {107#false} assume !false; {107#false} is VALID [2020-07-18 05:16:28,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:16:28,763 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [862117329] [2020-07-18 05:16:28,765 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 05:16:28,765 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-18 05:16:28,766 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327672348] [2020-07-18 05:16:28,772 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2020-07-18 05:16:28,775 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:16:28,779 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-18 05:16:28,836 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:28,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-18 05:16:28,836 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:16:28,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-18 05:16:28,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-18 05:16:28,848 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 4 states. [2020-07-18 05:16:30,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:30,229 INFO L93 Difference]: Finished difference Result 230 states and 285 transitions. [2020-07-18 05:16:30,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-18 05:16:30,229 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2020-07-18 05:16:30,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:16:30,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-18 05:16:30,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 285 transitions. [2020-07-18 05:16:30,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-18 05:16:30,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 285 transitions. [2020-07-18 05:16:30,262 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 285 transitions. [2020-07-18 05:16:30,727 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 285 edges. 285 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:30,753 INFO L225 Difference]: With dead ends: 230 [2020-07-18 05:16:30,754 INFO L226 Difference]: Without dead ends: 128 [2020-07-18 05:16:30,766 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 [2020-07-18 05:16:30,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-07-18 05:16:30,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 84. [2020-07-18 05:16:30,928 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:16:30,929 INFO L82 GeneralOperation]: Start isEquivalent. First operand 128 states. Second operand 84 states. [2020-07-18 05:16:30,930 INFO L74 IsIncluded]: Start isIncluded. First operand 128 states. Second operand 84 states. [2020-07-18 05:16:30,930 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 84 states. [2020-07-18 05:16:30,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:30,944 INFO L93 Difference]: Finished difference Result 128 states and 140 transitions. [2020-07-18 05:16:30,944 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 140 transitions. [2020-07-18 05:16:30,949 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:30,950 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:30,950 INFO L74 IsIncluded]: Start isIncluded. First operand 84 states. Second operand 128 states. [2020-07-18 05:16:30,950 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 128 states. [2020-07-18 05:16:30,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:30,960 INFO L93 Difference]: Finished difference Result 128 states and 140 transitions. [2020-07-18 05:16:30,961 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 140 transitions. [2020-07-18 05:16:30,963 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:30,963 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:30,963 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:16:30,964 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:16:30,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-07-18 05:16:30,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 88 transitions. [2020-07-18 05:16:30,973 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 88 transitions. Word has length 38 [2020-07-18 05:16:30,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:16:30,973 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 88 transitions. [2020-07-18 05:16:30,974 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-18 05:16:30,974 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 84 states and 88 transitions. [2020-07-18 05:16:31,084 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 88 edges. 88 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:31,084 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 88 transitions. [2020-07-18 05:16:31,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-18 05:16:31,086 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:16:31,086 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] [2020-07-18 05:16:31,086 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 05:16:31,087 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:16:31,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:16:31,087 INFO L82 PathProgramCache]: Analyzing trace with hash -613399993, now seen corresponding path program 1 times [2020-07-18 05:16:31,087 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:16:31,088 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1552728267] [2020-07-18 05:16:31,088 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:16:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:31,262 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 [2020-07-18 05:16:31,262 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} #valid := #valid[0 := 0]; {1019#true} is VALID [2020-07-18 05:16:31,263 INFO L280 TraceCheckUtils]: 2: Hoare triple {1019#true} assume 0 < #StackHeapBarrier; {1019#true} is VALID [2020-07-18 05:16:31,263 INFO L280 TraceCheckUtils]: 3: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-18 05:16:31,263 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1019#true} {1019#true} #194#return; {1019#true} is VALID [2020-07-18 05:16:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:31,297 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 [2020-07-18 05:16:31,297 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} ~data := #in~data; {1019#true} is VALID [2020-07-18 05:16:31,298 INFO L280 TraceCheckUtils]: 2: Hoare triple {1019#true} ~head~0.base, ~head~0.offset := 0, 0; {1019#true} is VALID [2020-07-18 05:16:31,298 INFO L280 TraceCheckUtils]: 3: Hoare triple {1019#true} assume !(~len > 0); {1019#true} is VALID [2020-07-18 05:16:31,298 INFO L280 TraceCheckUtils]: 4: Hoare triple {1019#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1019#true} is VALID [2020-07-18 05:16:31,298 INFO L280 TraceCheckUtils]: 5: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-18 05:16:31,300 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1019#true} {1026#(<= 2 main_~len~0)} #186#return; {1026#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:31,308 INFO L280 TraceCheckUtils]: 0: Hoare triple {1019#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1019#true} is VALID [2020-07-18 05:16:31,308 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} ~index := #in~index; {1019#true} is VALID [2020-07-18 05:16:31,309 INFO L280 TraceCheckUtils]: 2: Hoare triple {1019#true} assume !(~index > 0); {1019#true} is VALID [2020-07-18 05:16:31,309 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 [2020-07-18 05:16:31,309 INFO L280 TraceCheckUtils]: 4: Hoare triple {1019#true} #res := #t~mem8; {1019#true} is VALID [2020-07-18 05:16:31,309 INFO L280 TraceCheckUtils]: 5: Hoare triple {1019#true} havoc #t~mem8; {1019#true} is VALID [2020-07-18 05:16:31,310 INFO L280 TraceCheckUtils]: 6: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-18 05:16:31,310 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {1019#true} {1020#false} #190#return; {1020#false} is VALID [2020-07-18 05:16:31,311 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 [2020-07-18 05:16:31,312 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 [2020-07-18 05:16:31,312 INFO L280 TraceCheckUtils]: 2: Hoare triple {1019#true} #valid := #valid[0 := 0]; {1019#true} is VALID [2020-07-18 05:16:31,312 INFO L280 TraceCheckUtils]: 3: Hoare triple {1019#true} assume 0 < #StackHeapBarrier; {1019#true} is VALID [2020-07-18 05:16:31,312 INFO L280 TraceCheckUtils]: 4: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-18 05:16:31,313 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {1019#true} {1019#true} #194#return; {1019#true} is VALID [2020-07-18 05:16:31,313 INFO L263 TraceCheckUtils]: 6: Hoare triple {1019#true} call #t~ret15 := main(); {1019#true} is VALID [2020-07-18 05:16:31,314 INFO L280 TraceCheckUtils]: 7: Hoare triple {1019#true} ~len~0 := 2; {1026#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:31,315 INFO L280 TraceCheckUtils]: 8: Hoare triple {1026#(<= 2 main_~len~0)} ~data~0 := 1; {1026#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:31,316 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$.offset)|))} is VALID [2020-07-18 05:16:31,317 INFO L280 TraceCheckUtils]: 10: Hoare triple {1044#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {1019#true} is VALID [2020-07-18 05:16:31,317 INFO L280 TraceCheckUtils]: 11: Hoare triple {1019#true} ~data := #in~data; {1019#true} is VALID [2020-07-18 05:16:31,317 INFO L280 TraceCheckUtils]: 12: Hoare triple {1019#true} ~head~0.base, ~head~0.offset := 0, 0; {1019#true} is VALID [2020-07-18 05:16:31,318 INFO L280 TraceCheckUtils]: 13: Hoare triple {1019#true} assume !(~len > 0); {1019#true} is VALID [2020-07-18 05:16:31,318 INFO L280 TraceCheckUtils]: 14: Hoare triple {1019#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1019#true} is VALID [2020-07-18 05:16:31,318 INFO L280 TraceCheckUtils]: 15: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-18 05:16:31,319 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1019#true} {1026#(<= 2 main_~len~0)} #186#return; {1026#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:31,320 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 [2020-07-18 05:16:31,321 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 [2020-07-18 05:16:31,321 INFO L280 TraceCheckUtils]: 19: Hoare triple {1026#(<= 2 main_~len~0)} havoc ~i~0; {1026#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:31,322 INFO L280 TraceCheckUtils]: 20: Hoare triple {1026#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {1034#(<= 1 main_~i~0)} is VALID [2020-07-18 05:16:31,323 INFO L280 TraceCheckUtils]: 21: Hoare triple {1034#(<= 1 main_~i~0)} assume !(~i~0 >= 0); {1020#false} is VALID [2020-07-18 05:16:31,324 INFO L280 TraceCheckUtils]: 22: Hoare triple {1020#false} ~i~0 := ~len~0 - 1; {1020#false} is VALID [2020-07-18 05:16:31,324 INFO L280 TraceCheckUtils]: 23: Hoare triple {1020#false} assume !!(~i~0 >= 0); {1020#false} is VALID [2020-07-18 05:16:31,324 INFO L280 TraceCheckUtils]: 24: Hoare triple {1020#false} ~expected~0 := ~i~0 + ~len~0; {1020#false} is VALID [2020-07-18 05:16:31,325 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 [2020-07-18 05:16:31,325 INFO L280 TraceCheckUtils]: 26: Hoare triple {1019#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1019#true} is VALID [2020-07-18 05:16:31,325 INFO L280 TraceCheckUtils]: 27: Hoare triple {1019#true} ~index := #in~index; {1019#true} is VALID [2020-07-18 05:16:31,325 INFO L280 TraceCheckUtils]: 28: Hoare triple {1019#true} assume !(~index > 0); {1019#true} is VALID [2020-07-18 05:16:31,326 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 [2020-07-18 05:16:31,326 INFO L280 TraceCheckUtils]: 30: Hoare triple {1019#true} #res := #t~mem8; {1019#true} is VALID [2020-07-18 05:16:31,326 INFO L280 TraceCheckUtils]: 31: Hoare triple {1019#true} havoc #t~mem8; {1019#true} is VALID [2020-07-18 05:16:31,326 INFO L280 TraceCheckUtils]: 32: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-18 05:16:31,327 INFO L275 TraceCheckUtils]: 33: Hoare quadruple {1019#true} {1020#false} #190#return; {1020#false} is VALID [2020-07-18 05:16:31,327 INFO L280 TraceCheckUtils]: 34: Hoare triple {1020#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {1020#false} is VALID [2020-07-18 05:16:31,327 INFO L280 TraceCheckUtils]: 35: Hoare triple {1020#false} assume ~expected~0 != #t~ret14; {1020#false} is VALID [2020-07-18 05:16:31,328 INFO L280 TraceCheckUtils]: 36: Hoare triple {1020#false} havoc #t~ret14; {1020#false} is VALID [2020-07-18 05:16:31,328 INFO L280 TraceCheckUtils]: 37: Hoare triple {1020#false} assume !false; {1020#false} is VALID [2020-07-18 05:16:31,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 05:16:31,331 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1552728267] [2020-07-18 05:16:31,331 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 05:16:31,331 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-18 05:16:31,331 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308539309] [2020-07-18 05:16:31,333 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-07-18 05:16:31,334 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:16:31,334 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-18 05:16:31,376 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 38 edges. 38 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:31,377 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-18 05:16:31,377 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:16:31,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-18 05:16:31,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-18 05:16:31,378 INFO L87 Difference]: Start difference. First operand 84 states and 88 transitions. Second operand 6 states. [2020-07-18 05:16:32,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:32,839 INFO L93 Difference]: Finished difference Result 171 states and 187 transitions. [2020-07-18 05:16:32,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-18 05:16:32,840 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-07-18 05:16:32,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:16:32,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-18 05:16:32,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 187 transitions. [2020-07-18 05:16:32,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-18 05:16:32,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 187 transitions. [2020-07-18 05:16:32,856 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 187 transitions. [2020-07-18 05:16:33,093 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 187 edges. 187 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:33,101 INFO L225 Difference]: With dead ends: 171 [2020-07-18 05:16:33,101 INFO L226 Difference]: Without dead ends: 144 [2020-07-18 05:16:33,103 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 [2020-07-18 05:16:33,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-07-18 05:16:33,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 85. [2020-07-18 05:16:33,256 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:16:33,256 INFO L82 GeneralOperation]: Start isEquivalent. First operand 144 states. Second operand 85 states. [2020-07-18 05:16:33,256 INFO L74 IsIncluded]: Start isIncluded. First operand 144 states. Second operand 85 states. [2020-07-18 05:16:33,257 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 85 states. [2020-07-18 05:16:33,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:33,269 INFO L93 Difference]: Finished difference Result 144 states and 157 transitions. [2020-07-18 05:16:33,269 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 157 transitions. [2020-07-18 05:16:33,271 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:33,271 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:33,271 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 144 states. [2020-07-18 05:16:33,271 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 144 states. [2020-07-18 05:16:33,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:33,282 INFO L93 Difference]: Finished difference Result 144 states and 157 transitions. [2020-07-18 05:16:33,283 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 157 transitions. [2020-07-18 05:16:33,284 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:33,284 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:33,284 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:16:33,284 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:16:33,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-07-18 05:16:33,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 89 transitions. [2020-07-18 05:16:33,289 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 89 transitions. Word has length 38 [2020-07-18 05:16:33,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:16:33,290 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 89 transitions. [2020-07-18 05:16:33,290 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-18 05:16:33,290 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 85 states and 89 transitions. [2020-07-18 05:16:33,431 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 89 edges. 89 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:33,432 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 89 transitions. [2020-07-18 05:16:33,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-18 05:16:33,433 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:16:33,434 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] [2020-07-18 05:16:33,434 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-18 05:16:33,434 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:16:33,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:16:33,434 INFO L82 PathProgramCache]: Analyzing trace with hash -841200203, now seen corresponding path program 1 times [2020-07-18 05:16:33,435 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:16:33,435 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1595303246] [2020-07-18 05:16:33,435 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:16:33,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:33,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:33,526 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 [2020-07-18 05:16:33,527 INFO L280 TraceCheckUtils]: 1: Hoare triple {1860#true} #valid := #valid[0 := 0]; {1860#true} is VALID [2020-07-18 05:16:33,527 INFO L280 TraceCheckUtils]: 2: Hoare triple {1860#true} assume 0 < #StackHeapBarrier; {1860#true} is VALID [2020-07-18 05:16:33,527 INFO L280 TraceCheckUtils]: 3: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-18 05:16:33,528 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1860#true} {1860#true} #194#return; {1860#true} is VALID [2020-07-18 05:16:33,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:33,602 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$.offset)|))} ~len := #in~len; {1892#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:33,603 INFO L280 TraceCheckUtils]: 1: Hoare triple {1892#(= |sll_create_#in~len| sll_create_~len)} ~data := #in~data; {1892#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:33,603 INFO L280 TraceCheckUtils]: 2: Hoare triple {1892#(= |sll_create_#in~len| sll_create_~len)} ~head~0.base, ~head~0.offset := 0, 0; {1892#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:33,604 INFO L280 TraceCheckUtils]: 3: Hoare triple {1892#(= |sll_create_#in~len| sll_create_~len)} assume !(~len > 0); {1893#(<= |sll_create_#in~len| 0)} is VALID [2020-07-18 05:16:33,605 INFO L280 TraceCheckUtils]: 4: Hoare triple {1893#(<= |sll_create_#in~len| 0)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1893#(<= |sll_create_#in~len| 0)} is VALID [2020-07-18 05:16:33,605 INFO L280 TraceCheckUtils]: 5: Hoare triple {1893#(<= |sll_create_#in~len| 0)} assume true; {1893#(<= |sll_create_#in~len| 0)} is VALID [2020-07-18 05:16:33,607 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1893#(<= |sll_create_#in~len| 0)} {1867#(<= 2 main_~len~0)} #186#return; {1861#false} is VALID [2020-07-18 05:16:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:33,660 INFO L280 TraceCheckUtils]: 0: Hoare triple {1894#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-18 05:16:33,660 INFO L280 TraceCheckUtils]: 1: Hoare triple {1860#true} ~data := #in~data; {1860#true} is VALID [2020-07-18 05:16:33,661 INFO L280 TraceCheckUtils]: 2: Hoare triple {1860#true} ~index := #in~index; {1860#true} is VALID [2020-07-18 05:16:33,661 INFO L280 TraceCheckUtils]: 3: Hoare triple {1860#true} assume !(~index > 0); {1860#true} is VALID [2020-07-18 05:16:33,661 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 [2020-07-18 05:16:33,662 INFO L280 TraceCheckUtils]: 5: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-18 05:16:33,662 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1860#true} {1861#false} #188#return; {1861#false} is VALID [2020-07-18 05:16:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:33,669 INFO L280 TraceCheckUtils]: 0: Hoare triple {1860#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1860#true} is VALID [2020-07-18 05:16:33,669 INFO L280 TraceCheckUtils]: 1: Hoare triple {1860#true} ~index := #in~index; {1860#true} is VALID [2020-07-18 05:16:33,669 INFO L280 TraceCheckUtils]: 2: Hoare triple {1860#true} assume !(~index > 0); {1860#true} is VALID [2020-07-18 05:16:33,670 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 [2020-07-18 05:16:33,670 INFO L280 TraceCheckUtils]: 4: Hoare triple {1860#true} #res := #t~mem8; {1860#true} is VALID [2020-07-18 05:16:33,670 INFO L280 TraceCheckUtils]: 5: Hoare triple {1860#true} havoc #t~mem8; {1860#true} is VALID [2020-07-18 05:16:33,670 INFO L280 TraceCheckUtils]: 6: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-18 05:16:33,671 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {1860#true} {1861#false} #190#return; {1861#false} is VALID [2020-07-18 05:16:33,672 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 [2020-07-18 05:16:33,672 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 [2020-07-18 05:16:33,672 INFO L280 TraceCheckUtils]: 2: Hoare triple {1860#true} #valid := #valid[0 := 0]; {1860#true} is VALID [2020-07-18 05:16:33,673 INFO L280 TraceCheckUtils]: 3: Hoare triple {1860#true} assume 0 < #StackHeapBarrier; {1860#true} is VALID [2020-07-18 05:16:33,673 INFO L280 TraceCheckUtils]: 4: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-18 05:16:33,673 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {1860#true} {1860#true} #194#return; {1860#true} is VALID [2020-07-18 05:16:33,673 INFO L263 TraceCheckUtils]: 6: Hoare triple {1860#true} call #t~ret15 := main(); {1860#true} is VALID [2020-07-18 05:16:33,674 INFO L280 TraceCheckUtils]: 7: Hoare triple {1860#true} ~len~0 := 2; {1867#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:33,675 INFO L280 TraceCheckUtils]: 8: Hoare triple {1867#(<= 2 main_~len~0)} ~data~0 := 1; {1867#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:33,676 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$.offset)|))} is VALID [2020-07-18 05:16:33,677 INFO L280 TraceCheckUtils]: 10: Hoare triple {1891#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-18 05:16:33,678 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 [2020-07-18 05:16:33,678 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 [2020-07-18 05:16:33,679 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 [2020-07-18 05:16:33,680 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 [2020-07-18 05:16:33,680 INFO L280 TraceCheckUtils]: 15: Hoare triple {1893#(<= |sll_create_#in~len| 0)} assume true; {1893#(<= |sll_create_#in~len| 0)} is VALID [2020-07-18 05:16:33,682 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {1893#(<= |sll_create_#in~len| 0)} {1867#(<= 2 main_~len~0)} #186#return; {1861#false} is VALID [2020-07-18 05:16:33,682 INFO L280 TraceCheckUtils]: 17: Hoare triple {1861#false} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {1861#false} is VALID [2020-07-18 05:16:33,682 INFO L280 TraceCheckUtils]: 18: Hoare triple {1861#false} havoc #t~ret11.base, #t~ret11.offset; {1861#false} is VALID [2020-07-18 05:16:33,683 INFO L280 TraceCheckUtils]: 19: Hoare triple {1861#false} havoc ~i~0; {1861#false} is VALID [2020-07-18 05:16:33,683 INFO L280 TraceCheckUtils]: 20: Hoare triple {1861#false} ~i~0 := ~len~0 - 1; {1861#false} is VALID [2020-07-18 05:16:33,683 INFO L280 TraceCheckUtils]: 21: Hoare triple {1861#false} assume !!(~i~0 >= 0); {1861#false} is VALID [2020-07-18 05:16:33,683 INFO L280 TraceCheckUtils]: 22: Hoare triple {1861#false} ~new_data~0 := ~i~0 + ~len~0; {1861#false} is VALID [2020-07-18 05:16:33,684 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$.offset)|))} is VALID [2020-07-18 05:16:33,684 INFO L280 TraceCheckUtils]: 24: Hoare triple {1894#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-18 05:16:33,684 INFO L280 TraceCheckUtils]: 25: Hoare triple {1860#true} ~data := #in~data; {1860#true} is VALID [2020-07-18 05:16:33,684 INFO L280 TraceCheckUtils]: 26: Hoare triple {1860#true} ~index := #in~index; {1860#true} is VALID [2020-07-18 05:16:33,685 INFO L280 TraceCheckUtils]: 27: Hoare triple {1860#true} assume !(~index > 0); {1860#true} is VALID [2020-07-18 05:16:33,685 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 [2020-07-18 05:16:33,685 INFO L280 TraceCheckUtils]: 29: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-18 05:16:33,685 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {1860#true} {1861#false} #188#return; {1861#false} is VALID [2020-07-18 05:16:33,686 INFO L280 TraceCheckUtils]: 31: Hoare triple {1861#false} #t~post12 := ~i~0; {1861#false} is VALID [2020-07-18 05:16:33,686 INFO L280 TraceCheckUtils]: 32: Hoare triple {1861#false} ~i~0 := #t~post12 - 1; {1861#false} is VALID [2020-07-18 05:16:33,686 INFO L280 TraceCheckUtils]: 33: Hoare triple {1861#false} havoc #t~post12; {1861#false} is VALID [2020-07-18 05:16:33,686 INFO L280 TraceCheckUtils]: 34: Hoare triple {1861#false} assume !(~i~0 >= 0); {1861#false} is VALID [2020-07-18 05:16:33,687 INFO L280 TraceCheckUtils]: 35: Hoare triple {1861#false} ~i~0 := ~len~0 - 1; {1861#false} is VALID [2020-07-18 05:16:33,687 INFO L280 TraceCheckUtils]: 36: Hoare triple {1861#false} assume !!(~i~0 >= 0); {1861#false} is VALID [2020-07-18 05:16:33,687 INFO L280 TraceCheckUtils]: 37: Hoare triple {1861#false} ~expected~0 := ~i~0 + ~len~0; {1861#false} is VALID [2020-07-18 05:16:33,687 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 [2020-07-18 05:16:33,688 INFO L280 TraceCheckUtils]: 39: Hoare triple {1860#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1860#true} is VALID [2020-07-18 05:16:33,688 INFO L280 TraceCheckUtils]: 40: Hoare triple {1860#true} ~index := #in~index; {1860#true} is VALID [2020-07-18 05:16:33,688 INFO L280 TraceCheckUtils]: 41: Hoare triple {1860#true} assume !(~index > 0); {1860#true} is VALID [2020-07-18 05:16:33,688 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 [2020-07-18 05:16:33,689 INFO L280 TraceCheckUtils]: 43: Hoare triple {1860#true} #res := #t~mem8; {1860#true} is VALID [2020-07-18 05:16:33,689 INFO L280 TraceCheckUtils]: 44: Hoare triple {1860#true} havoc #t~mem8; {1860#true} is VALID [2020-07-18 05:16:33,689 INFO L280 TraceCheckUtils]: 45: Hoare triple {1860#true} assume true; {1860#true} is VALID [2020-07-18 05:16:33,689 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1860#true} {1861#false} #190#return; {1861#false} is VALID [2020-07-18 05:16:33,689 INFO L280 TraceCheckUtils]: 47: Hoare triple {1861#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {1861#false} is VALID [2020-07-18 05:16:33,690 INFO L280 TraceCheckUtils]: 48: Hoare triple {1861#false} assume ~expected~0 != #t~ret14; {1861#false} is VALID [2020-07-18 05:16:33,690 INFO L280 TraceCheckUtils]: 49: Hoare triple {1861#false} havoc #t~ret14; {1861#false} is VALID [2020-07-18 05:16:33,690 INFO L280 TraceCheckUtils]: 50: Hoare triple {1861#false} assume !false; {1861#false} is VALID [2020-07-18 05:16:33,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-18 05:16:33,694 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1595303246] [2020-07-18 05:16:33,695 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 05:16:33,695 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-18 05:16:33,695 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914976367] [2020-07-18 05:16:33,695 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-18 05:16:33,696 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:16:33,696 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-18 05:16:33,749 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:33,750 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-18 05:16:33,750 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:16:33,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-18 05:16:33,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-18 05:16:33,751 INFO L87 Difference]: Start difference. First operand 85 states and 89 transitions. Second operand 8 states. [2020-07-18 05:16:34,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:34,895 INFO L93 Difference]: Finished difference Result 147 states and 156 transitions. [2020-07-18 05:16:34,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-18 05:16:34,895 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-18 05:16:34,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:16:34,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-18 05:16:34,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 154 transitions. [2020-07-18 05:16:34,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-18 05:16:34,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 154 transitions. [2020-07-18 05:16:34,912 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 154 transitions. [2020-07-18 05:16:35,096 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 154 edges. 154 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:35,099 INFO L225 Difference]: With dead ends: 147 [2020-07-18 05:16:35,099 INFO L226 Difference]: Without dead ends: 93 [2020-07-18 05:16:35,100 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 [2020-07-18 05:16:35,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-07-18 05:16:35,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 86. [2020-07-18 05:16:35,269 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:16:35,269 INFO L82 GeneralOperation]: Start isEquivalent. First operand 93 states. Second operand 86 states. [2020-07-18 05:16:35,270 INFO L74 IsIncluded]: Start isIncluded. First operand 93 states. Second operand 86 states. [2020-07-18 05:16:35,270 INFO L87 Difference]: Start difference. First operand 93 states. Second operand 86 states. [2020-07-18 05:16:35,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:35,274 INFO L93 Difference]: Finished difference Result 93 states and 98 transitions. [2020-07-18 05:16:35,275 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 98 transitions. [2020-07-18 05:16:35,275 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:35,275 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:35,275 INFO L74 IsIncluded]: Start isIncluded. First operand 86 states. Second operand 93 states. [2020-07-18 05:16:35,276 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 93 states. [2020-07-18 05:16:35,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:35,279 INFO L93 Difference]: Finished difference Result 93 states and 98 transitions. [2020-07-18 05:16:35,280 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 98 transitions. [2020-07-18 05:16:35,280 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:35,280 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:35,280 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:16:35,280 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:16:35,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-07-18 05:16:35,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 90 transitions. [2020-07-18 05:16:35,283 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 90 transitions. Word has length 51 [2020-07-18 05:16:35,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:16:35,284 INFO L479 AbstractCegarLoop]: Abstraction has 86 states and 90 transitions. [2020-07-18 05:16:35,284 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-18 05:16:35,284 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 86 states and 90 transitions. [2020-07-18 05:16:35,410 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 90 edges. 90 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:35,410 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 90 transitions. [2020-07-18 05:16:35,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-18 05:16:35,413 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:16:35,413 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] [2020-07-18 05:16:35,413 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-18 05:16:35,413 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:16:35,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:16:35,414 INFO L82 PathProgramCache]: Analyzing trace with hash 1957255427, now seen corresponding path program 1 times [2020-07-18 05:16:35,414 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:16:35,414 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1530678298] [2020-07-18 05:16:35,414 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:16:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:35,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:35,529 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 [2020-07-18 05:16:35,530 INFO L280 TraceCheckUtils]: 1: Hoare triple {2558#true} #valid := #valid[0 := 0]; {2558#true} is VALID [2020-07-18 05:16:35,530 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#true} assume 0 < #StackHeapBarrier; {2558#true} is VALID [2020-07-18 05:16:35,530 INFO L280 TraceCheckUtils]: 3: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-18 05:16:35,531 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2558#true} {2558#true} #194#return; {2558#true} is VALID [2020-07-18 05:16:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:35,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:35,653 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$.offset)|))} ~data := #in~data; {2558#true} is VALID [2020-07-18 05:16:35,654 INFO L280 TraceCheckUtils]: 1: Hoare triple {2558#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {2558#true} is VALID [2020-07-18 05:16:35,654 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {2558#true} is VALID [2020-07-18 05:16:35,654 INFO L280 TraceCheckUtils]: 3: Hoare triple {2558#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {2558#true} is VALID [2020-07-18 05:16:35,655 INFO L280 TraceCheckUtils]: 4: Hoare triple {2558#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {2558#true} is VALID [2020-07-18 05:16:35,655 INFO L280 TraceCheckUtils]: 5: Hoare triple {2558#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {2558#true} is VALID [2020-07-18 05:16:35,655 INFO L280 TraceCheckUtils]: 6: Hoare triple {2558#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {2558#true} is VALID [2020-07-18 05:16:35,655 INFO L280 TraceCheckUtils]: 7: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-18 05:16:35,657 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2558#true} {2608#(= |sll_create_#in~len| sll_create_~len)} #182#return; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,658 INFO L280 TraceCheckUtils]: 0: Hoare triple {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,667 INFO L280 TraceCheckUtils]: 1: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~data := #in~data; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,673 INFO L280 TraceCheckUtils]: 2: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~head~0.base, ~head~0.offset := 0, 0; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,674 INFO L280 TraceCheckUtils]: 3: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} assume !!(~len > 0); {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,676 INFO L263 TraceCheckUtils]: 4: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} call #t~ret4.base, #t~ret4.offset := node_create(~data); {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:35,676 INFO L280 TraceCheckUtils]: 5: Hoare triple {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {2558#true} is VALID [2020-07-18 05:16:35,676 INFO L280 TraceCheckUtils]: 6: Hoare triple {2558#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {2558#true} is VALID [2020-07-18 05:16:35,676 INFO L280 TraceCheckUtils]: 7: Hoare triple {2558#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {2558#true} is VALID [2020-07-18 05:16:35,677 INFO L280 TraceCheckUtils]: 8: Hoare triple {2558#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {2558#true} is VALID [2020-07-18 05:16:35,677 INFO L280 TraceCheckUtils]: 9: Hoare triple {2558#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {2558#true} is VALID [2020-07-18 05:16:35,677 INFO L280 TraceCheckUtils]: 10: Hoare triple {2558#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {2558#true} is VALID [2020-07-18 05:16:35,677 INFO L280 TraceCheckUtils]: 11: Hoare triple {2558#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {2558#true} is VALID [2020-07-18 05:16:35,678 INFO L280 TraceCheckUtils]: 12: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-18 05:16:35,679 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {2558#true} {2608#(= |sll_create_#in~len| sll_create_~len)} #182#return; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,679 INFO L280 TraceCheckUtils]: 14: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,680 INFO L280 TraceCheckUtils]: 15: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} havoc #t~ret4.base, #t~ret4.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,681 INFO L280 TraceCheckUtils]: 16: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,681 INFO L280 TraceCheckUtils]: 17: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,682 INFO L280 TraceCheckUtils]: 18: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} #t~post3 := ~len; {2618#(<= |sll_create_#in~len| |sll_create_#t~post3|)} is VALID [2020-07-18 05:16:35,683 INFO L280 TraceCheckUtils]: 19: Hoare triple {2618#(<= |sll_create_#in~len| |sll_create_#t~post3|)} ~len := #t~post3 - 1; {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2020-07-18 05:16:35,684 INFO L280 TraceCheckUtils]: 20: Hoare triple {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} havoc #t~post3; {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} is VALID [2020-07-18 05:16:35,684 INFO L280 TraceCheckUtils]: 21: Hoare triple {2619#(<= |sll_create_#in~len| (+ sll_create_~len 1))} assume !(~len > 0); {2620#(<= |sll_create_#in~len| 1)} is VALID [2020-07-18 05:16:35,685 INFO L280 TraceCheckUtils]: 22: Hoare triple {2620#(<= |sll_create_#in~len| 1)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {2620#(<= |sll_create_#in~len| 1)} is VALID [2020-07-18 05:16:35,686 INFO L280 TraceCheckUtils]: 23: Hoare triple {2620#(<= |sll_create_#in~len| 1)} assume true; {2620#(<= |sll_create_#in~len| 1)} is VALID [2020-07-18 05:16:35,688 INFO L275 TraceCheckUtils]: 24: Hoare quadruple {2620#(<= |sll_create_#in~len| 1)} {2565#(<= 2 main_~len~0)} #186#return; {2559#false} is VALID [2020-07-18 05:16:35,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:35,718 INFO L280 TraceCheckUtils]: 0: Hoare triple {2621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-18 05:16:35,718 INFO L280 TraceCheckUtils]: 1: Hoare triple {2558#true} ~data := #in~data; {2558#true} is VALID [2020-07-18 05:16:35,718 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#true} ~index := #in~index; {2558#true} is VALID [2020-07-18 05:16:35,719 INFO L280 TraceCheckUtils]: 3: Hoare triple {2558#true} assume !(~index > 0); {2558#true} is VALID [2020-07-18 05:16:35,719 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 [2020-07-18 05:16:35,719 INFO L280 TraceCheckUtils]: 5: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-18 05:16:35,719 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2558#true} {2559#false} #188#return; {2559#false} is VALID [2020-07-18 05:16:35,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:35,730 INFO L280 TraceCheckUtils]: 0: Hoare triple {2558#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {2558#true} is VALID [2020-07-18 05:16:35,731 INFO L280 TraceCheckUtils]: 1: Hoare triple {2558#true} ~index := #in~index; {2558#true} is VALID [2020-07-18 05:16:35,731 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#true} assume !(~index > 0); {2558#true} is VALID [2020-07-18 05:16:35,731 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 [2020-07-18 05:16:35,731 INFO L280 TraceCheckUtils]: 4: Hoare triple {2558#true} #res := #t~mem8; {2558#true} is VALID [2020-07-18 05:16:35,732 INFO L280 TraceCheckUtils]: 5: Hoare triple {2558#true} havoc #t~mem8; {2558#true} is VALID [2020-07-18 05:16:35,732 INFO L280 TraceCheckUtils]: 6: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-18 05:16:35,732 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {2558#true} {2559#false} #190#return; {2559#false} is VALID [2020-07-18 05:16:35,735 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 [2020-07-18 05:16:35,735 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 [2020-07-18 05:16:35,736 INFO L280 TraceCheckUtils]: 2: Hoare triple {2558#true} #valid := #valid[0 := 0]; {2558#true} is VALID [2020-07-18 05:16:35,736 INFO L280 TraceCheckUtils]: 3: Hoare triple {2558#true} assume 0 < #StackHeapBarrier; {2558#true} is VALID [2020-07-18 05:16:35,736 INFO L280 TraceCheckUtils]: 4: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-18 05:16:35,737 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2558#true} {2558#true} #194#return; {2558#true} is VALID [2020-07-18 05:16:35,737 INFO L263 TraceCheckUtils]: 6: Hoare triple {2558#true} call #t~ret15 := main(); {2558#true} is VALID [2020-07-18 05:16:35,743 INFO L280 TraceCheckUtils]: 7: Hoare triple {2558#true} ~len~0 := 2; {2565#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:35,746 INFO L280 TraceCheckUtils]: 8: Hoare triple {2565#(<= 2 main_~len~0)} ~data~0 := 1; {2565#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:35,747 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$.offset)|))} is VALID [2020-07-18 05:16:35,748 INFO L280 TraceCheckUtils]: 10: Hoare triple {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,749 INFO L280 TraceCheckUtils]: 11: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~data := #in~data; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,749 INFO L280 TraceCheckUtils]: 12: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~head~0.base, ~head~0.offset := 0, 0; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,750 INFO L280 TraceCheckUtils]: 13: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} assume !!(~len > 0); {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,751 INFO L263 TraceCheckUtils]: 14: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} call #t~ret4.base, #t~ret4.offset := node_create(~data); {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:35,751 INFO L280 TraceCheckUtils]: 15: Hoare triple {2607#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {2558#true} is VALID [2020-07-18 05:16:35,752 INFO L280 TraceCheckUtils]: 16: Hoare triple {2558#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {2558#true} is VALID [2020-07-18 05:16:35,752 INFO L280 TraceCheckUtils]: 17: Hoare triple {2558#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {2558#true} is VALID [2020-07-18 05:16:35,752 INFO L280 TraceCheckUtils]: 18: Hoare triple {2558#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {2558#true} is VALID [2020-07-18 05:16:35,752 INFO L280 TraceCheckUtils]: 19: Hoare triple {2558#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {2558#true} is VALID [2020-07-18 05:16:35,753 INFO L280 TraceCheckUtils]: 20: Hoare triple {2558#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {2558#true} is VALID [2020-07-18 05:16:35,753 INFO L280 TraceCheckUtils]: 21: Hoare triple {2558#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {2558#true} is VALID [2020-07-18 05:16:35,753 INFO L280 TraceCheckUtils]: 22: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-18 05:16:35,754 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {2558#true} {2608#(= |sll_create_#in~len| sll_create_~len)} #182#return; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,755 INFO L280 TraceCheckUtils]: 24: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,756 INFO L280 TraceCheckUtils]: 25: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} havoc #t~ret4.base, #t~ret4.offset; {2608#(= |sll_create_#in~len| sll_create_~len)} is VALID [2020-07-18 05:16:35,756 INFO L280 TraceCheckUtils]: 26: Hoare triple {2608#(= |sll_create_#in~len| sll_create_~len)} SUMMARY for call write~$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 [2020-07-18 05:16:35,757 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 [2020-07-18 05:16:35,759 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 [2020-07-18 05:16:35,760 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 [2020-07-18 05:16:35,760 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 [2020-07-18 05:16:35,761 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 [2020-07-18 05:16:35,762 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 [2020-07-18 05:16:35,763 INFO L280 TraceCheckUtils]: 33: Hoare triple {2620#(<= |sll_create_#in~len| 1)} assume true; {2620#(<= |sll_create_#in~len| 1)} is VALID [2020-07-18 05:16:35,764 INFO L275 TraceCheckUtils]: 34: Hoare quadruple {2620#(<= |sll_create_#in~len| 1)} {2565#(<= 2 main_~len~0)} #186#return; {2559#false} is VALID [2020-07-18 05:16:35,764 INFO L280 TraceCheckUtils]: 35: Hoare triple {2559#false} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {2559#false} is VALID [2020-07-18 05:16:35,764 INFO L280 TraceCheckUtils]: 36: Hoare triple {2559#false} havoc #t~ret11.base, #t~ret11.offset; {2559#false} is VALID [2020-07-18 05:16:35,765 INFO L280 TraceCheckUtils]: 37: Hoare triple {2559#false} havoc ~i~0; {2559#false} is VALID [2020-07-18 05:16:35,765 INFO L280 TraceCheckUtils]: 38: Hoare triple {2559#false} ~i~0 := ~len~0 - 1; {2559#false} is VALID [2020-07-18 05:16:35,765 INFO L280 TraceCheckUtils]: 39: Hoare triple {2559#false} assume !!(~i~0 >= 0); {2559#false} is VALID [2020-07-18 05:16:35,765 INFO L280 TraceCheckUtils]: 40: Hoare triple {2559#false} ~new_data~0 := ~i~0 + ~len~0; {2559#false} is VALID [2020-07-18 05:16:35,766 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$.offset)|))} is VALID [2020-07-18 05:16:35,766 INFO L280 TraceCheckUtils]: 42: Hoare triple {2621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-18 05:16:35,766 INFO L280 TraceCheckUtils]: 43: Hoare triple {2558#true} ~data := #in~data; {2558#true} is VALID [2020-07-18 05:16:35,766 INFO L280 TraceCheckUtils]: 44: Hoare triple {2558#true} ~index := #in~index; {2558#true} is VALID [2020-07-18 05:16:35,767 INFO L280 TraceCheckUtils]: 45: Hoare triple {2558#true} assume !(~index > 0); {2558#true} is VALID [2020-07-18 05:16:35,767 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 [2020-07-18 05:16:35,767 INFO L280 TraceCheckUtils]: 47: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-18 05:16:35,767 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {2558#true} {2559#false} #188#return; {2559#false} is VALID [2020-07-18 05:16:35,768 INFO L280 TraceCheckUtils]: 49: Hoare triple {2559#false} #t~post12 := ~i~0; {2559#false} is VALID [2020-07-18 05:16:35,768 INFO L280 TraceCheckUtils]: 50: Hoare triple {2559#false} ~i~0 := #t~post12 - 1; {2559#false} is VALID [2020-07-18 05:16:35,768 INFO L280 TraceCheckUtils]: 51: Hoare triple {2559#false} havoc #t~post12; {2559#false} is VALID [2020-07-18 05:16:35,768 INFO L280 TraceCheckUtils]: 52: Hoare triple {2559#false} assume !(~i~0 >= 0); {2559#false} is VALID [2020-07-18 05:16:35,769 INFO L280 TraceCheckUtils]: 53: Hoare triple {2559#false} ~i~0 := ~len~0 - 1; {2559#false} is VALID [2020-07-18 05:16:35,769 INFO L280 TraceCheckUtils]: 54: Hoare triple {2559#false} assume !!(~i~0 >= 0); {2559#false} is VALID [2020-07-18 05:16:35,769 INFO L280 TraceCheckUtils]: 55: Hoare triple {2559#false} ~expected~0 := ~i~0 + ~len~0; {2559#false} is VALID [2020-07-18 05:16:35,769 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 [2020-07-18 05:16:35,769 INFO L280 TraceCheckUtils]: 57: Hoare triple {2558#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {2558#true} is VALID [2020-07-18 05:16:35,770 INFO L280 TraceCheckUtils]: 58: Hoare triple {2558#true} ~index := #in~index; {2558#true} is VALID [2020-07-18 05:16:35,771 INFO L280 TraceCheckUtils]: 59: Hoare triple {2558#true} assume !(~index > 0); {2558#true} is VALID [2020-07-18 05:16:35,772 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 [2020-07-18 05:16:35,772 INFO L280 TraceCheckUtils]: 61: Hoare triple {2558#true} #res := #t~mem8; {2558#true} is VALID [2020-07-18 05:16:35,773 INFO L280 TraceCheckUtils]: 62: Hoare triple {2558#true} havoc #t~mem8; {2558#true} is VALID [2020-07-18 05:16:35,773 INFO L280 TraceCheckUtils]: 63: Hoare triple {2558#true} assume true; {2558#true} is VALID [2020-07-18 05:16:35,773 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {2558#true} {2559#false} #190#return; {2559#false} is VALID [2020-07-18 05:16:35,773 INFO L280 TraceCheckUtils]: 65: Hoare triple {2559#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {2559#false} is VALID [2020-07-18 05:16:35,774 INFO L280 TraceCheckUtils]: 66: Hoare triple {2559#false} assume ~expected~0 != #t~ret14; {2559#false} is VALID [2020-07-18 05:16:35,774 INFO L280 TraceCheckUtils]: 67: Hoare triple {2559#false} havoc #t~ret14; {2559#false} is VALID [2020-07-18 05:16:35,774 INFO L280 TraceCheckUtils]: 68: Hoare triple {2559#false} assume !false; {2559#false} is VALID [2020-07-18 05:16:35,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-18 05:16:35,779 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1530678298] [2020-07-18 05:16:35,779 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:16:35,780 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-07-18 05:16:35,780 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341626516] [2020-07-18 05:16:35,780 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2020-07-18 05:16:35,782 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:16:35,782 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-18 05:16:35,848 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:35,849 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-18 05:16:35,849 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:16:35,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-18 05:16:35,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-07-18 05:16:35,850 INFO L87 Difference]: Start difference. First operand 86 states and 90 transitions. Second operand 10 states. [2020-07-18 05:16:37,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:37,404 INFO L93 Difference]: Finished difference Result 156 states and 166 transitions. [2020-07-18 05:16:37,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-07-18 05:16:37,404 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2020-07-18 05:16:37,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:16:37,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 05:16:37,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 164 transitions. [2020-07-18 05:16:37,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 05:16:37,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 164 transitions. [2020-07-18 05:16:37,413 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 164 transitions. [2020-07-18 05:16:37,635 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 164 edges. 164 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:37,639 INFO L225 Difference]: With dead ends: 156 [2020-07-18 05:16:37,639 INFO L226 Difference]: Without dead ends: 102 [2020-07-18 05:16:37,640 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 [2020-07-18 05:16:37,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-07-18 05:16:37,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 95. [2020-07-18 05:16:37,841 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:16:37,841 INFO L82 GeneralOperation]: Start isEquivalent. First operand 102 states. Second operand 95 states. [2020-07-18 05:16:37,841 INFO L74 IsIncluded]: Start isIncluded. First operand 102 states. Second operand 95 states. [2020-07-18 05:16:37,842 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 95 states. [2020-07-18 05:16:37,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:37,846 INFO L93 Difference]: Finished difference Result 102 states and 108 transitions. [2020-07-18 05:16:37,846 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2020-07-18 05:16:37,846 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:37,847 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:37,847 INFO L74 IsIncluded]: Start isIncluded. First operand 95 states. Second operand 102 states. [2020-07-18 05:16:37,847 INFO L87 Difference]: Start difference. First operand 95 states. Second operand 102 states. [2020-07-18 05:16:37,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:37,851 INFO L93 Difference]: Finished difference Result 102 states and 108 transitions. [2020-07-18 05:16:37,851 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2020-07-18 05:16:37,852 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:37,852 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:37,852 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:16:37,852 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:16:37,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-07-18 05:16:37,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 100 transitions. [2020-07-18 05:16:37,856 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 100 transitions. Word has length 69 [2020-07-18 05:16:37,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:16:37,857 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 100 transitions. [2020-07-18 05:16:37,857 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-18 05:16:37,858 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 95 states and 100 transitions. [2020-07-18 05:16:38,000 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 100 edges. 100 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:38,000 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 100 transitions. [2020-07-18 05:16:38,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-07-18 05:16:38,002 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:16:38,002 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] [2020-07-18 05:16:38,002 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-18 05:16:38,003 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:16:38,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:16:38,003 INFO L82 PathProgramCache]: Analyzing trace with hash -564957999, now seen corresponding path program 2 times [2020-07-18 05:16:38,003 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:16:38,003 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1660591809] [2020-07-18 05:16:38,003 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:16:38,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:38,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:38,117 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 [2020-07-18 05:16:38,117 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} #valid := #valid[0 := 0]; {3343#true} is VALID [2020-07-18 05:16:38,118 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} assume 0 < #StackHeapBarrier; {3343#true} is VALID [2020-07-18 05:16:38,118 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-18 05:16:38,118 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3343#true} {3343#true} #194#return; {3343#true} is VALID [2020-07-18 05:16:38,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:38,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:38,183 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$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-18 05:16:38,183 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-18 05:16:38,184 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-18 05:16:38,184 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-18 05:16:38,184 INFO L280 TraceCheckUtils]: 4: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-18 05:16:38,185 INFO L280 TraceCheckUtils]: 5: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-18 05:16:38,185 INFO L280 TraceCheckUtils]: 6: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-18 05:16:38,185 INFO L280 TraceCheckUtils]: 7: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-18 05:16:38,185 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-18 05:16:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:38,193 INFO L280 TraceCheckUtils]: 0: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-18 05:16:38,193 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-18 05:16:38,193 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-18 05:16:38,194 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-18 05:16:38,194 INFO L280 TraceCheckUtils]: 4: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-18 05:16:38,194 INFO L280 TraceCheckUtils]: 5: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-18 05:16:38,194 INFO L280 TraceCheckUtils]: 6: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-18 05:16:38,195 INFO L280 TraceCheckUtils]: 7: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-18 05:16:38,195 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-18 05:16:38,195 INFO L280 TraceCheckUtils]: 0: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {3343#true} is VALID [2020-07-18 05:16:38,195 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} ~data := #in~data; {3343#true} is VALID [2020-07-18 05:16:38,196 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := 0, 0; {3343#true} is VALID [2020-07-18 05:16:38,196 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} assume !!(~len > 0); {3343#true} is VALID [2020-07-18 05:16:38,197 INFO L263 TraceCheckUtils]: 4: Hoare triple {3343#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:38,197 INFO L280 TraceCheckUtils]: 5: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-18 05:16:38,198 INFO L280 TraceCheckUtils]: 6: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-18 05:16:38,198 INFO L280 TraceCheckUtils]: 7: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-18 05:16:38,198 INFO L280 TraceCheckUtils]: 8: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-18 05:16:38,198 INFO L280 TraceCheckUtils]: 9: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-18 05:16:38,199 INFO L280 TraceCheckUtils]: 10: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-18 05:16:38,199 INFO L280 TraceCheckUtils]: 11: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-18 05:16:38,199 INFO L280 TraceCheckUtils]: 12: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-18 05:16:38,199 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-18 05:16:38,199 INFO L280 TraceCheckUtils]: 14: Hoare triple {3343#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-18 05:16:38,200 INFO L280 TraceCheckUtils]: 15: Hoare triple {3343#true} havoc #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-18 05:16:38,200 INFO L280 TraceCheckUtils]: 16: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {3343#true} is VALID [2020-07-18 05:16:38,200 INFO L280 TraceCheckUtils]: 17: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {3343#true} is VALID [2020-07-18 05:16:38,200 INFO L280 TraceCheckUtils]: 18: Hoare triple {3343#true} #t~post3 := ~len; {3343#true} is VALID [2020-07-18 05:16:38,201 INFO L280 TraceCheckUtils]: 19: Hoare triple {3343#true} ~len := #t~post3 - 1; {3343#true} is VALID [2020-07-18 05:16:38,201 INFO L280 TraceCheckUtils]: 20: Hoare triple {3343#true} havoc #t~post3; {3343#true} is VALID [2020-07-18 05:16:38,201 INFO L280 TraceCheckUtils]: 21: Hoare triple {3343#true} assume !!(~len > 0); {3343#true} is VALID [2020-07-18 05:16:38,202 INFO L263 TraceCheckUtils]: 22: Hoare triple {3343#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:38,203 INFO L280 TraceCheckUtils]: 23: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-18 05:16:38,203 INFO L280 TraceCheckUtils]: 24: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-18 05:16:38,203 INFO L280 TraceCheckUtils]: 25: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-18 05:16:38,203 INFO L280 TraceCheckUtils]: 26: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-18 05:16:38,203 INFO L280 TraceCheckUtils]: 27: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-18 05:16:38,204 INFO L280 TraceCheckUtils]: 28: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-18 05:16:38,204 INFO L280 TraceCheckUtils]: 29: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-18 05:16:38,204 INFO L280 TraceCheckUtils]: 30: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-18 05:16:38,204 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-18 05:16:38,204 INFO L280 TraceCheckUtils]: 32: Hoare triple {3343#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-18 05:16:38,205 INFO L280 TraceCheckUtils]: 33: Hoare triple {3343#true} havoc #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-18 05:16:38,205 INFO L280 TraceCheckUtils]: 34: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {3343#true} is VALID [2020-07-18 05:16:38,205 INFO L280 TraceCheckUtils]: 35: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {3343#true} is VALID [2020-07-18 05:16:38,205 INFO L280 TraceCheckUtils]: 36: Hoare triple {3343#true} #t~post3 := ~len; {3343#true} is VALID [2020-07-18 05:16:38,206 INFO L280 TraceCheckUtils]: 37: Hoare triple {3343#true} ~len := #t~post3 - 1; {3343#true} is VALID [2020-07-18 05:16:38,206 INFO L280 TraceCheckUtils]: 38: Hoare triple {3343#true} havoc #t~post3; {3343#true} is VALID [2020-07-18 05:16:38,206 INFO L280 TraceCheckUtils]: 39: Hoare triple {3343#true} assume !(~len > 0); {3343#true} is VALID [2020-07-18 05:16:38,206 INFO L280 TraceCheckUtils]: 40: Hoare triple {3343#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {3343#true} is VALID [2020-07-18 05:16:38,207 INFO L280 TraceCheckUtils]: 41: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-18 05:16:38,208 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3343#true} {3350#(<= 2 main_~len~0)} #186#return; {3350#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:38,259 INFO L280 TraceCheckUtils]: 0: Hoare triple {3430#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-18 05:16:38,260 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} ~data := #in~data; {3343#true} is VALID [2020-07-18 05:16:38,260 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} ~index := #in~index; {3431#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-18 05:16:38,261 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 [2020-07-18 05:16:38,262 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 [2020-07-18 05:16:38,262 INFO L280 TraceCheckUtils]: 5: Hoare triple {3432#(<= |sll_update_at_#in~index| 0)} assume true; {3432#(<= |sll_update_at_#in~index| 0)} is VALID [2020-07-18 05:16:38,263 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {3432#(<= |sll_update_at_#in~index| 0)} {3394#(<= 1 main_~i~0)} #188#return; {3344#false} is VALID [2020-07-18 05:16:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:38,268 INFO L280 TraceCheckUtils]: 0: Hoare triple {3343#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {3343#true} is VALID [2020-07-18 05:16:38,269 INFO L280 TraceCheckUtils]: 1: Hoare triple {3343#true} ~index := #in~index; {3343#true} is VALID [2020-07-18 05:16:38,269 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} assume !(~index > 0); {3343#true} is VALID [2020-07-18 05:16:38,269 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 [2020-07-18 05:16:38,269 INFO L280 TraceCheckUtils]: 4: Hoare triple {3343#true} #res := #t~mem8; {3343#true} is VALID [2020-07-18 05:16:38,269 INFO L280 TraceCheckUtils]: 5: Hoare triple {3343#true} havoc #t~mem8; {3343#true} is VALID [2020-07-18 05:16:38,270 INFO L280 TraceCheckUtils]: 6: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-18 05:16:38,270 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {3343#true} {3344#false} #190#return; {3344#false} is VALID [2020-07-18 05:16:38,271 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 [2020-07-18 05:16:38,271 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 [2020-07-18 05:16:38,271 INFO L280 TraceCheckUtils]: 2: Hoare triple {3343#true} #valid := #valid[0 := 0]; {3343#true} is VALID [2020-07-18 05:16:38,271 INFO L280 TraceCheckUtils]: 3: Hoare triple {3343#true} assume 0 < #StackHeapBarrier; {3343#true} is VALID [2020-07-18 05:16:38,272 INFO L280 TraceCheckUtils]: 4: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-18 05:16:38,272 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {3343#true} {3343#true} #194#return; {3343#true} is VALID [2020-07-18 05:16:38,272 INFO L263 TraceCheckUtils]: 6: Hoare triple {3343#true} call #t~ret15 := main(); {3343#true} is VALID [2020-07-18 05:16:38,273 INFO L280 TraceCheckUtils]: 7: Hoare triple {3343#true} ~len~0 := 2; {3350#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:38,273 INFO L280 TraceCheckUtils]: 8: Hoare triple {3350#(<= 2 main_~len~0)} ~data~0 := 1; {3350#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:38,274 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$.offset)|))} is VALID [2020-07-18 05:16:38,275 INFO L280 TraceCheckUtils]: 10: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {3343#true} is VALID [2020-07-18 05:16:38,275 INFO L280 TraceCheckUtils]: 11: Hoare triple {3343#true} ~data := #in~data; {3343#true} is VALID [2020-07-18 05:16:38,275 INFO L280 TraceCheckUtils]: 12: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := 0, 0; {3343#true} is VALID [2020-07-18 05:16:38,275 INFO L280 TraceCheckUtils]: 13: Hoare triple {3343#true} assume !!(~len > 0); {3343#true} is VALID [2020-07-18 05:16:38,276 INFO L263 TraceCheckUtils]: 14: Hoare triple {3343#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:38,276 INFO L280 TraceCheckUtils]: 15: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-18 05:16:38,277 INFO L280 TraceCheckUtils]: 16: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-18 05:16:38,277 INFO L280 TraceCheckUtils]: 17: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-18 05:16:38,277 INFO L280 TraceCheckUtils]: 18: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-18 05:16:38,277 INFO L280 TraceCheckUtils]: 19: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-18 05:16:38,278 INFO L280 TraceCheckUtils]: 20: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-18 05:16:38,278 INFO L280 TraceCheckUtils]: 21: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-18 05:16:38,278 INFO L280 TraceCheckUtils]: 22: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-18 05:16:38,278 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-18 05:16:38,278 INFO L280 TraceCheckUtils]: 24: Hoare triple {3343#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-18 05:16:38,279 INFO L280 TraceCheckUtils]: 25: Hoare triple {3343#true} havoc #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-18 05:16:38,279 INFO L280 TraceCheckUtils]: 26: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {3343#true} is VALID [2020-07-18 05:16:38,279 INFO L280 TraceCheckUtils]: 27: Hoare triple {3343#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {3343#true} is VALID [2020-07-18 05:16:38,279 INFO L280 TraceCheckUtils]: 28: Hoare triple {3343#true} #t~post3 := ~len; {3343#true} is VALID [2020-07-18 05:16:38,279 INFO L280 TraceCheckUtils]: 29: Hoare triple {3343#true} ~len := #t~post3 - 1; {3343#true} is VALID [2020-07-18 05:16:38,280 INFO L280 TraceCheckUtils]: 30: Hoare triple {3343#true} havoc #t~post3; {3343#true} is VALID [2020-07-18 05:16:38,280 INFO L280 TraceCheckUtils]: 31: Hoare triple {3343#true} assume !!(~len > 0); {3343#true} is VALID [2020-07-18 05:16:38,281 INFO L263 TraceCheckUtils]: 32: Hoare triple {3343#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:38,281 INFO L280 TraceCheckUtils]: 33: Hoare triple {3411#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {3343#true} is VALID [2020-07-18 05:16:38,281 INFO L280 TraceCheckUtils]: 34: Hoare triple {3343#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {3343#true} is VALID [2020-07-18 05:16:38,281 INFO L280 TraceCheckUtils]: 35: Hoare triple {3343#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {3343#true} is VALID [2020-07-18 05:16:38,282 INFO L280 TraceCheckUtils]: 36: Hoare triple {3343#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {3343#true} is VALID [2020-07-18 05:16:38,282 INFO L280 TraceCheckUtils]: 37: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {3343#true} is VALID [2020-07-18 05:16:38,282 INFO L280 TraceCheckUtils]: 38: Hoare triple {3343#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {3343#true} is VALID [2020-07-18 05:16:38,282 INFO L280 TraceCheckUtils]: 39: Hoare triple {3343#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {3343#true} is VALID [2020-07-18 05:16:38,282 INFO L280 TraceCheckUtils]: 40: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-18 05:16:38,283 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {3343#true} {3343#true} #182#return; {3343#true} is VALID [2020-07-18 05:16:38,283 INFO L280 TraceCheckUtils]: 42: Hoare triple {3343#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-18 05:16:38,283 INFO L280 TraceCheckUtils]: 43: Hoare triple {3343#true} havoc #t~ret4.base, #t~ret4.offset; {3343#true} is VALID [2020-07-18 05:16:38,283 INFO L280 TraceCheckUtils]: 44: Hoare triple {3343#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {3343#true} is VALID [2020-07-18 05:16:38,283 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 [2020-07-18 05:16:38,284 INFO L280 TraceCheckUtils]: 46: Hoare triple {3343#true} #t~post3 := ~len; {3343#true} is VALID [2020-07-18 05:16:38,284 INFO L280 TraceCheckUtils]: 47: Hoare triple {3343#true} ~len := #t~post3 - 1; {3343#true} is VALID [2020-07-18 05:16:38,284 INFO L280 TraceCheckUtils]: 48: Hoare triple {3343#true} havoc #t~post3; {3343#true} is VALID [2020-07-18 05:16:38,284 INFO L280 TraceCheckUtils]: 49: Hoare triple {3343#true} assume !(~len > 0); {3343#true} is VALID [2020-07-18 05:16:38,284 INFO L280 TraceCheckUtils]: 50: Hoare triple {3343#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {3343#true} is VALID [2020-07-18 05:16:38,285 INFO L280 TraceCheckUtils]: 51: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-18 05:16:38,286 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3343#true} {3350#(<= 2 main_~len~0)} #186#return; {3350#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:38,286 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 [2020-07-18 05:16:38,287 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 [2020-07-18 05:16:38,287 INFO L280 TraceCheckUtils]: 55: Hoare triple {3350#(<= 2 main_~len~0)} havoc ~i~0; {3350#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:38,288 INFO L280 TraceCheckUtils]: 56: Hoare triple {3350#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {3394#(<= 1 main_~i~0)} is VALID [2020-07-18 05:16:38,289 INFO L280 TraceCheckUtils]: 57: Hoare triple {3394#(<= 1 main_~i~0)} assume !!(~i~0 >= 0); {3394#(<= 1 main_~i~0)} is VALID [2020-07-18 05:16:38,289 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 [2020-07-18 05:16:38,290 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$.offset)|))} is VALID [2020-07-18 05:16:38,291 INFO L280 TraceCheckUtils]: 60: Hoare triple {3430#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-18 05:16:38,291 INFO L280 TraceCheckUtils]: 61: Hoare triple {3343#true} ~data := #in~data; {3343#true} is VALID [2020-07-18 05:16:38,291 INFO L280 TraceCheckUtils]: 62: Hoare triple {3343#true} ~index := #in~index; {3431#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-18 05:16:38,292 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 [2020-07-18 05:16:38,292 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 [2020-07-18 05:16:38,293 INFO L280 TraceCheckUtils]: 65: Hoare triple {3432#(<= |sll_update_at_#in~index| 0)} assume true; {3432#(<= |sll_update_at_#in~index| 0)} is VALID [2020-07-18 05:16:38,294 INFO L275 TraceCheckUtils]: 66: Hoare quadruple {3432#(<= |sll_update_at_#in~index| 0)} {3394#(<= 1 main_~i~0)} #188#return; {3344#false} is VALID [2020-07-18 05:16:38,295 INFO L280 TraceCheckUtils]: 67: Hoare triple {3344#false} #t~post12 := ~i~0; {3344#false} is VALID [2020-07-18 05:16:38,295 INFO L280 TraceCheckUtils]: 68: Hoare triple {3344#false} ~i~0 := #t~post12 - 1; {3344#false} is VALID [2020-07-18 05:16:38,295 INFO L280 TraceCheckUtils]: 69: Hoare triple {3344#false} havoc #t~post12; {3344#false} is VALID [2020-07-18 05:16:38,295 INFO L280 TraceCheckUtils]: 70: Hoare triple {3344#false} assume !(~i~0 >= 0); {3344#false} is VALID [2020-07-18 05:16:38,296 INFO L280 TraceCheckUtils]: 71: Hoare triple {3344#false} ~i~0 := ~len~0 - 1; {3344#false} is VALID [2020-07-18 05:16:38,296 INFO L280 TraceCheckUtils]: 72: Hoare triple {3344#false} assume !!(~i~0 >= 0); {3344#false} is VALID [2020-07-18 05:16:38,296 INFO L280 TraceCheckUtils]: 73: Hoare triple {3344#false} ~expected~0 := ~i~0 + ~len~0; {3344#false} is VALID [2020-07-18 05:16:38,296 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 [2020-07-18 05:16:38,296 INFO L280 TraceCheckUtils]: 75: Hoare triple {3343#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {3343#true} is VALID [2020-07-18 05:16:38,297 INFO L280 TraceCheckUtils]: 76: Hoare triple {3343#true} ~index := #in~index; {3343#true} is VALID [2020-07-18 05:16:38,297 INFO L280 TraceCheckUtils]: 77: Hoare triple {3343#true} assume !(~index > 0); {3343#true} is VALID [2020-07-18 05:16:38,297 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 [2020-07-18 05:16:38,297 INFO L280 TraceCheckUtils]: 79: Hoare triple {3343#true} #res := #t~mem8; {3343#true} is VALID [2020-07-18 05:16:38,297 INFO L280 TraceCheckUtils]: 80: Hoare triple {3343#true} havoc #t~mem8; {3343#true} is VALID [2020-07-18 05:16:38,298 INFO L280 TraceCheckUtils]: 81: Hoare triple {3343#true} assume true; {3343#true} is VALID [2020-07-18 05:16:38,298 INFO L275 TraceCheckUtils]: 82: Hoare quadruple {3343#true} {3344#false} #190#return; {3344#false} is VALID [2020-07-18 05:16:38,298 INFO L280 TraceCheckUtils]: 83: Hoare triple {3344#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {3344#false} is VALID [2020-07-18 05:16:38,298 INFO L280 TraceCheckUtils]: 84: Hoare triple {3344#false} assume ~expected~0 != #t~ret14; {3344#false} is VALID [2020-07-18 05:16:38,298 INFO L280 TraceCheckUtils]: 85: Hoare triple {3344#false} havoc #t~ret14; {3344#false} is VALID [2020-07-18 05:16:38,299 INFO L280 TraceCheckUtils]: 86: Hoare triple {3344#false} assume !false; {3344#false} is VALID [2020-07-18 05:16:38,304 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-07-18 05:16:38,304 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1660591809] [2020-07-18 05:16:38,305 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 05:16:38,305 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-18 05:16:38,305 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514547479] [2020-07-18 05:16:38,306 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 87 [2020-07-18 05:16:38,306 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:16:38,306 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-18 05:16:38,372 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:38,373 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-18 05:16:38,373 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:16:38,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-18 05:16:38,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-07-18 05:16:38,374 INFO L87 Difference]: Start difference. First operand 95 states and 100 transitions. Second operand 9 states. [2020-07-18 05:16:39,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:39,897 INFO L93 Difference]: Finished difference Result 165 states and 177 transitions. [2020-07-18 05:16:39,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-18 05:16:39,897 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 87 [2020-07-18 05:16:39,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:16:39,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-18 05:16:39,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 169 transitions. [2020-07-18 05:16:39,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-18 05:16:39,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 169 transitions. [2020-07-18 05:16:39,905 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 169 transitions. [2020-07-18 05:16:40,126 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 169 edges. 169 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:40,131 INFO L225 Difference]: With dead ends: 165 [2020-07-18 05:16:40,131 INFO L226 Difference]: Without dead ends: 119 [2020-07-18 05:16:40,132 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 [2020-07-18 05:16:40,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-18 05:16:40,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 101. [2020-07-18 05:16:40,391 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:16:40,391 INFO L82 GeneralOperation]: Start isEquivalent. First operand 119 states. Second operand 101 states. [2020-07-18 05:16:40,392 INFO L74 IsIncluded]: Start isIncluded. First operand 119 states. Second operand 101 states. [2020-07-18 05:16:40,392 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 101 states. [2020-07-18 05:16:40,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:40,396 INFO L93 Difference]: Finished difference Result 119 states and 127 transitions. [2020-07-18 05:16:40,396 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 127 transitions. [2020-07-18 05:16:40,397 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:40,397 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:40,397 INFO L74 IsIncluded]: Start isIncluded. First operand 101 states. Second operand 119 states. [2020-07-18 05:16:40,397 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 119 states. [2020-07-18 05:16:40,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:40,401 INFO L93 Difference]: Finished difference Result 119 states and 127 transitions. [2020-07-18 05:16:40,402 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 127 transitions. [2020-07-18 05:16:40,402 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:40,402 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:40,402 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:16:40,403 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:16:40,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-07-18 05:16:40,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 108 transitions. [2020-07-18 05:16:40,406 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 108 transitions. Word has length 87 [2020-07-18 05:16:40,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:16:40,407 INFO L479 AbstractCegarLoop]: Abstraction has 101 states and 108 transitions. [2020-07-18 05:16:40,407 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-18 05:16:40,407 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 101 states and 108 transitions. [2020-07-18 05:16:40,570 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 108 edges. 108 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:40,571 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 108 transitions. [2020-07-18 05:16:40,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-07-18 05:16:40,573 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:16:40,573 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] [2020-07-18 05:16:40,573 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-18 05:16:40,573 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:16:40,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:16:40,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1526680859, now seen corresponding path program 1 times [2020-07-18 05:16:40,574 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:16:40,574 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1689966719] [2020-07-18 05:16:40,574 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:16:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:40,703 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 [2020-07-18 05:16:40,703 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} #valid := #valid[0 := 0]; {4218#true} is VALID [2020-07-18 05:16:40,703 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} assume 0 < #StackHeapBarrier; {4218#true} is VALID [2020-07-18 05:16:40,703 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-18 05:16:40,704 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4218#true} {4218#true} #194#return; {4218#true} is VALID [2020-07-18 05:16:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:40,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:40,763 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$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-18 05:16:40,764 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-18 05:16:40,764 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-18 05:16:40,764 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-18 05:16:40,764 INFO L280 TraceCheckUtils]: 4: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-18 05:16:40,764 INFO L280 TraceCheckUtils]: 5: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-18 05:16:40,765 INFO L280 TraceCheckUtils]: 6: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-18 05:16:40,765 INFO L280 TraceCheckUtils]: 7: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-18 05:16:40,765 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-18 05:16:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:40,777 INFO L280 TraceCheckUtils]: 0: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-18 05:16:40,778 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-18 05:16:40,778 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-18 05:16:40,778 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-18 05:16:40,778 INFO L280 TraceCheckUtils]: 4: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-18 05:16:40,779 INFO L280 TraceCheckUtils]: 5: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-18 05:16:40,779 INFO L280 TraceCheckUtils]: 6: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-18 05:16:40,779 INFO L280 TraceCheckUtils]: 7: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-18 05:16:40,779 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-18 05:16:40,780 INFO L280 TraceCheckUtils]: 0: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {4218#true} is VALID [2020-07-18 05:16:40,780 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} ~data := #in~data; {4218#true} is VALID [2020-07-18 05:16:40,780 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := 0, 0; {4218#true} is VALID [2020-07-18 05:16:40,780 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume !!(~len > 0); {4218#true} is VALID [2020-07-18 05:16:40,785 INFO L263 TraceCheckUtils]: 4: Hoare triple {4218#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:40,785 INFO L280 TraceCheckUtils]: 5: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-18 05:16:40,785 INFO L280 TraceCheckUtils]: 6: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-18 05:16:40,785 INFO L280 TraceCheckUtils]: 7: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-18 05:16:40,786 INFO L280 TraceCheckUtils]: 8: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-18 05:16:40,786 INFO L280 TraceCheckUtils]: 9: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-18 05:16:40,786 INFO L280 TraceCheckUtils]: 10: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-18 05:16:40,786 INFO L280 TraceCheckUtils]: 11: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-18 05:16:40,786 INFO L280 TraceCheckUtils]: 12: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-18 05:16:40,787 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-18 05:16:40,787 INFO L280 TraceCheckUtils]: 14: Hoare triple {4218#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-18 05:16:40,787 INFO L280 TraceCheckUtils]: 15: Hoare triple {4218#true} havoc #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-18 05:16:40,789 INFO L280 TraceCheckUtils]: 16: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {4218#true} is VALID [2020-07-18 05:16:40,789 INFO L280 TraceCheckUtils]: 17: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4218#true} is VALID [2020-07-18 05:16:40,789 INFO L280 TraceCheckUtils]: 18: Hoare triple {4218#true} #t~post3 := ~len; {4218#true} is VALID [2020-07-18 05:16:40,790 INFO L280 TraceCheckUtils]: 19: Hoare triple {4218#true} ~len := #t~post3 - 1; {4218#true} is VALID [2020-07-18 05:16:40,790 INFO L280 TraceCheckUtils]: 20: Hoare triple {4218#true} havoc #t~post3; {4218#true} is VALID [2020-07-18 05:16:40,790 INFO L280 TraceCheckUtils]: 21: Hoare triple {4218#true} assume !!(~len > 0); {4218#true} is VALID [2020-07-18 05:16:40,791 INFO L263 TraceCheckUtils]: 22: Hoare triple {4218#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:40,792 INFO L280 TraceCheckUtils]: 23: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-18 05:16:40,792 INFO L280 TraceCheckUtils]: 24: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-18 05:16:40,792 INFO L280 TraceCheckUtils]: 25: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-18 05:16:40,792 INFO L280 TraceCheckUtils]: 26: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-18 05:16:40,792 INFO L280 TraceCheckUtils]: 27: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-18 05:16:40,793 INFO L280 TraceCheckUtils]: 28: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-18 05:16:40,793 INFO L280 TraceCheckUtils]: 29: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-18 05:16:40,793 INFO L280 TraceCheckUtils]: 30: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-18 05:16:40,793 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-18 05:16:40,793 INFO L280 TraceCheckUtils]: 32: Hoare triple {4218#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-18 05:16:40,794 INFO L280 TraceCheckUtils]: 33: Hoare triple {4218#true} havoc #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-18 05:16:40,794 INFO L280 TraceCheckUtils]: 34: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {4218#true} is VALID [2020-07-18 05:16:40,794 INFO L280 TraceCheckUtils]: 35: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4218#true} is VALID [2020-07-18 05:16:40,794 INFO L280 TraceCheckUtils]: 36: Hoare triple {4218#true} #t~post3 := ~len; {4218#true} is VALID [2020-07-18 05:16:40,795 INFO L280 TraceCheckUtils]: 37: Hoare triple {4218#true} ~len := #t~post3 - 1; {4218#true} is VALID [2020-07-18 05:16:40,795 INFO L280 TraceCheckUtils]: 38: Hoare triple {4218#true} havoc #t~post3; {4218#true} is VALID [2020-07-18 05:16:40,795 INFO L280 TraceCheckUtils]: 39: Hoare triple {4218#true} assume !(~len > 0); {4218#true} is VALID [2020-07-18 05:16:40,795 INFO L280 TraceCheckUtils]: 40: Hoare triple {4218#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {4218#true} is VALID [2020-07-18 05:16:40,795 INFO L280 TraceCheckUtils]: 41: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-18 05:16:40,797 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {4218#true} {4225#(<= 2 main_~len~0)} #186#return; {4225#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:40,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:40,842 INFO L280 TraceCheckUtils]: 0: Hoare triple {4314#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4218#true} is VALID [2020-07-18 05:16:40,843 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} ~data := #in~data; {4218#true} is VALID [2020-07-18 05:16:40,843 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} ~index := #in~index; {4218#true} is VALID [2020-07-18 05:16:40,843 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume !!(~index > 0); {4218#true} is VALID [2020-07-18 05:16:40,844 INFO L280 TraceCheckUtils]: 4: Hoare triple {4218#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {4218#true} is VALID [2020-07-18 05:16:40,844 INFO L280 TraceCheckUtils]: 5: Hoare triple {4218#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {4218#true} is VALID [2020-07-18 05:16:40,844 INFO L280 TraceCheckUtils]: 6: Hoare triple {4218#true} havoc #t~mem9.base, #t~mem9.offset; {4218#true} is VALID [2020-07-18 05:16:40,844 INFO L280 TraceCheckUtils]: 7: Hoare triple {4218#true} #t~post10 := ~index; {4218#true} is VALID [2020-07-18 05:16:40,845 INFO L280 TraceCheckUtils]: 8: Hoare triple {4218#true} ~index := #t~post10 - 1; {4218#true} is VALID [2020-07-18 05:16:40,845 INFO L280 TraceCheckUtils]: 9: Hoare triple {4218#true} havoc #t~post10; {4218#true} is VALID [2020-07-18 05:16:40,845 INFO L280 TraceCheckUtils]: 10: Hoare triple {4218#true} assume !(~index > 0); {4218#true} is VALID [2020-07-18 05:16:40,845 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 [2020-07-18 05:16:40,846 INFO L280 TraceCheckUtils]: 12: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-18 05:16:40,847 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {4218#true} {4269#(<= 1 main_~i~0)} #188#return; {4269#(<= 1 main_~i~0)} is VALID [2020-07-18 05:16:40,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:40,853 INFO L280 TraceCheckUtils]: 0: Hoare triple {4218#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4218#true} is VALID [2020-07-18 05:16:40,853 INFO L280 TraceCheckUtils]: 1: Hoare triple {4218#true} ~index := #in~index; {4218#true} is VALID [2020-07-18 05:16:40,853 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} assume !(~index > 0); {4218#true} is VALID [2020-07-18 05:16:40,854 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 [2020-07-18 05:16:40,854 INFO L280 TraceCheckUtils]: 4: Hoare triple {4218#true} #res := #t~mem8; {4218#true} is VALID [2020-07-18 05:16:40,854 INFO L280 TraceCheckUtils]: 5: Hoare triple {4218#true} havoc #t~mem8; {4218#true} is VALID [2020-07-18 05:16:40,854 INFO L280 TraceCheckUtils]: 6: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-18 05:16:40,854 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {4218#true} {4219#false} #190#return; {4219#false} is VALID [2020-07-18 05:16:40,855 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 [2020-07-18 05:16:40,856 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 [2020-07-18 05:16:40,856 INFO L280 TraceCheckUtils]: 2: Hoare triple {4218#true} #valid := #valid[0 := 0]; {4218#true} is VALID [2020-07-18 05:16:40,856 INFO L280 TraceCheckUtils]: 3: Hoare triple {4218#true} assume 0 < #StackHeapBarrier; {4218#true} is VALID [2020-07-18 05:16:40,856 INFO L280 TraceCheckUtils]: 4: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-18 05:16:40,857 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4218#true} {4218#true} #194#return; {4218#true} is VALID [2020-07-18 05:16:40,857 INFO L263 TraceCheckUtils]: 6: Hoare triple {4218#true} call #t~ret15 := main(); {4218#true} is VALID [2020-07-18 05:16:40,858 INFO L280 TraceCheckUtils]: 7: Hoare triple {4218#true} ~len~0 := 2; {4225#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:40,858 INFO L280 TraceCheckUtils]: 8: Hoare triple {4225#(<= 2 main_~len~0)} ~data~0 := 1; {4225#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:40,860 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$.offset)|))} is VALID [2020-07-18 05:16:40,860 INFO L280 TraceCheckUtils]: 10: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {4218#true} is VALID [2020-07-18 05:16:40,861 INFO L280 TraceCheckUtils]: 11: Hoare triple {4218#true} ~data := #in~data; {4218#true} is VALID [2020-07-18 05:16:40,861 INFO L280 TraceCheckUtils]: 12: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := 0, 0; {4218#true} is VALID [2020-07-18 05:16:40,861 INFO L280 TraceCheckUtils]: 13: Hoare triple {4218#true} assume !!(~len > 0); {4218#true} is VALID [2020-07-18 05:16:40,862 INFO L263 TraceCheckUtils]: 14: Hoare triple {4218#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:40,863 INFO L280 TraceCheckUtils]: 15: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-18 05:16:40,863 INFO L280 TraceCheckUtils]: 16: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-18 05:16:40,863 INFO L280 TraceCheckUtils]: 17: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-18 05:16:40,863 INFO L280 TraceCheckUtils]: 18: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-18 05:16:40,864 INFO L280 TraceCheckUtils]: 19: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-18 05:16:40,864 INFO L280 TraceCheckUtils]: 20: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-18 05:16:40,864 INFO L280 TraceCheckUtils]: 21: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-18 05:16:40,864 INFO L280 TraceCheckUtils]: 22: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-18 05:16:40,864 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-18 05:16:40,865 INFO L280 TraceCheckUtils]: 24: Hoare triple {4218#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-18 05:16:40,865 INFO L280 TraceCheckUtils]: 25: Hoare triple {4218#true} havoc #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-18 05:16:40,865 INFO L280 TraceCheckUtils]: 26: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {4218#true} is VALID [2020-07-18 05:16:40,865 INFO L280 TraceCheckUtils]: 27: Hoare triple {4218#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4218#true} is VALID [2020-07-18 05:16:40,865 INFO L280 TraceCheckUtils]: 28: Hoare triple {4218#true} #t~post3 := ~len; {4218#true} is VALID [2020-07-18 05:16:40,865 INFO L280 TraceCheckUtils]: 29: Hoare triple {4218#true} ~len := #t~post3 - 1; {4218#true} is VALID [2020-07-18 05:16:40,866 INFO L280 TraceCheckUtils]: 30: Hoare triple {4218#true} havoc #t~post3; {4218#true} is VALID [2020-07-18 05:16:40,866 INFO L280 TraceCheckUtils]: 31: Hoare triple {4218#true} assume !!(~len > 0); {4218#true} is VALID [2020-07-18 05:16:40,867 INFO L263 TraceCheckUtils]: 32: Hoare triple {4218#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:40,867 INFO L280 TraceCheckUtils]: 33: Hoare triple {4295#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {4218#true} is VALID [2020-07-18 05:16:40,867 INFO L280 TraceCheckUtils]: 34: Hoare triple {4218#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {4218#true} is VALID [2020-07-18 05:16:40,868 INFO L280 TraceCheckUtils]: 35: Hoare triple {4218#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {4218#true} is VALID [2020-07-18 05:16:40,868 INFO L280 TraceCheckUtils]: 36: Hoare triple {4218#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {4218#true} is VALID [2020-07-18 05:16:40,868 INFO L280 TraceCheckUtils]: 37: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {4218#true} is VALID [2020-07-18 05:16:40,868 INFO L280 TraceCheckUtils]: 38: Hoare triple {4218#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {4218#true} is VALID [2020-07-18 05:16:40,868 INFO L280 TraceCheckUtils]: 39: Hoare triple {4218#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {4218#true} is VALID [2020-07-18 05:16:40,868 INFO L280 TraceCheckUtils]: 40: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-18 05:16:40,869 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {4218#true} {4218#true} #182#return; {4218#true} is VALID [2020-07-18 05:16:40,869 INFO L280 TraceCheckUtils]: 42: Hoare triple {4218#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-18 05:16:40,869 INFO L280 TraceCheckUtils]: 43: Hoare triple {4218#true} havoc #t~ret4.base, #t~ret4.offset; {4218#true} is VALID [2020-07-18 05:16:40,869 INFO L280 TraceCheckUtils]: 44: Hoare triple {4218#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {4218#true} is VALID [2020-07-18 05:16:40,869 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 [2020-07-18 05:16:40,870 INFO L280 TraceCheckUtils]: 46: Hoare triple {4218#true} #t~post3 := ~len; {4218#true} is VALID [2020-07-18 05:16:40,870 INFO L280 TraceCheckUtils]: 47: Hoare triple {4218#true} ~len := #t~post3 - 1; {4218#true} is VALID [2020-07-18 05:16:40,870 INFO L280 TraceCheckUtils]: 48: Hoare triple {4218#true} havoc #t~post3; {4218#true} is VALID [2020-07-18 05:16:40,870 INFO L280 TraceCheckUtils]: 49: Hoare triple {4218#true} assume !(~len > 0); {4218#true} is VALID [2020-07-18 05:16:40,870 INFO L280 TraceCheckUtils]: 50: Hoare triple {4218#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {4218#true} is VALID [2020-07-18 05:16:40,871 INFO L280 TraceCheckUtils]: 51: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-18 05:16:40,872 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {4218#true} {4225#(<= 2 main_~len~0)} #186#return; {4225#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:40,872 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 [2020-07-18 05:16:40,873 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 [2020-07-18 05:16:40,873 INFO L280 TraceCheckUtils]: 55: Hoare triple {4225#(<= 2 main_~len~0)} havoc ~i~0; {4225#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:40,874 INFO L280 TraceCheckUtils]: 56: Hoare triple {4225#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {4269#(<= 1 main_~i~0)} is VALID [2020-07-18 05:16:40,875 INFO L280 TraceCheckUtils]: 57: Hoare triple {4269#(<= 1 main_~i~0)} assume !!(~i~0 >= 0); {4269#(<= 1 main_~i~0)} is VALID [2020-07-18 05:16:40,875 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 [2020-07-18 05:16:40,878 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$.offset)|))} is VALID [2020-07-18 05:16:40,878 INFO L280 TraceCheckUtils]: 60: Hoare triple {4314#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4218#true} is VALID [2020-07-18 05:16:40,879 INFO L280 TraceCheckUtils]: 61: Hoare triple {4218#true} ~data := #in~data; {4218#true} is VALID [2020-07-18 05:16:40,879 INFO L280 TraceCheckUtils]: 62: Hoare triple {4218#true} ~index := #in~index; {4218#true} is VALID [2020-07-18 05:16:40,879 INFO L280 TraceCheckUtils]: 63: Hoare triple {4218#true} assume !!(~index > 0); {4218#true} is VALID [2020-07-18 05:16:40,879 INFO L280 TraceCheckUtils]: 64: Hoare triple {4218#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {4218#true} is VALID [2020-07-18 05:16:40,879 INFO L280 TraceCheckUtils]: 65: Hoare triple {4218#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {4218#true} is VALID [2020-07-18 05:16:40,880 INFO L280 TraceCheckUtils]: 66: Hoare triple {4218#true} havoc #t~mem9.base, #t~mem9.offset; {4218#true} is VALID [2020-07-18 05:16:40,880 INFO L280 TraceCheckUtils]: 67: Hoare triple {4218#true} #t~post10 := ~index; {4218#true} is VALID [2020-07-18 05:16:40,880 INFO L280 TraceCheckUtils]: 68: Hoare triple {4218#true} ~index := #t~post10 - 1; {4218#true} is VALID [2020-07-18 05:16:40,880 INFO L280 TraceCheckUtils]: 69: Hoare triple {4218#true} havoc #t~post10; {4218#true} is VALID [2020-07-18 05:16:40,880 INFO L280 TraceCheckUtils]: 70: Hoare triple {4218#true} assume !(~index > 0); {4218#true} is VALID [2020-07-18 05:16:40,881 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 [2020-07-18 05:16:40,881 INFO L280 TraceCheckUtils]: 72: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-18 05:16:40,897 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {4218#true} {4269#(<= 1 main_~i~0)} #188#return; {4269#(<= 1 main_~i~0)} is VALID [2020-07-18 05:16:40,898 INFO L280 TraceCheckUtils]: 74: Hoare triple {4269#(<= 1 main_~i~0)} #t~post12 := ~i~0; {4284#(<= 1 |main_#t~post12|)} is VALID [2020-07-18 05:16:40,899 INFO L280 TraceCheckUtils]: 75: Hoare triple {4284#(<= 1 |main_#t~post12|)} ~i~0 := #t~post12 - 1; {4285#(<= 0 main_~i~0)} is VALID [2020-07-18 05:16:40,900 INFO L280 TraceCheckUtils]: 76: Hoare triple {4285#(<= 0 main_~i~0)} havoc #t~post12; {4285#(<= 0 main_~i~0)} is VALID [2020-07-18 05:16:40,901 INFO L280 TraceCheckUtils]: 77: Hoare triple {4285#(<= 0 main_~i~0)} assume !(~i~0 >= 0); {4219#false} is VALID [2020-07-18 05:16:40,901 INFO L280 TraceCheckUtils]: 78: Hoare triple {4219#false} ~i~0 := ~len~0 - 1; {4219#false} is VALID [2020-07-18 05:16:40,901 INFO L280 TraceCheckUtils]: 79: Hoare triple {4219#false} assume !!(~i~0 >= 0); {4219#false} is VALID [2020-07-18 05:16:40,901 INFO L280 TraceCheckUtils]: 80: Hoare triple {4219#false} ~expected~0 := ~i~0 + ~len~0; {4219#false} is VALID [2020-07-18 05:16:40,901 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 [2020-07-18 05:16:40,902 INFO L280 TraceCheckUtils]: 82: Hoare triple {4218#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4218#true} is VALID [2020-07-18 05:16:40,902 INFO L280 TraceCheckUtils]: 83: Hoare triple {4218#true} ~index := #in~index; {4218#true} is VALID [2020-07-18 05:16:40,902 INFO L280 TraceCheckUtils]: 84: Hoare triple {4218#true} assume !(~index > 0); {4218#true} is VALID [2020-07-18 05:16:40,902 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 [2020-07-18 05:16:40,902 INFO L280 TraceCheckUtils]: 86: Hoare triple {4218#true} #res := #t~mem8; {4218#true} is VALID [2020-07-18 05:16:40,903 INFO L280 TraceCheckUtils]: 87: Hoare triple {4218#true} havoc #t~mem8; {4218#true} is VALID [2020-07-18 05:16:40,903 INFO L280 TraceCheckUtils]: 88: Hoare triple {4218#true} assume true; {4218#true} is VALID [2020-07-18 05:16:40,903 INFO L275 TraceCheckUtils]: 89: Hoare quadruple {4218#true} {4219#false} #190#return; {4219#false} is VALID [2020-07-18 05:16:40,904 INFO L280 TraceCheckUtils]: 90: Hoare triple {4219#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {4219#false} is VALID [2020-07-18 05:16:40,904 INFO L280 TraceCheckUtils]: 91: Hoare triple {4219#false} assume ~expected~0 != #t~ret14; {4219#false} is VALID [2020-07-18 05:16:40,904 INFO L280 TraceCheckUtils]: 92: Hoare triple {4219#false} havoc #t~ret14; {4219#false} is VALID [2020-07-18 05:16:40,904 INFO L280 TraceCheckUtils]: 93: Hoare triple {4219#false} assume !false; {4219#false} is VALID [2020-07-18 05:16:40,916 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-07-18 05:16:40,916 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1689966719] [2020-07-18 05:16:40,917 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:16:40,918 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-07-18 05:16:40,918 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454429740] [2020-07-18 05:16:40,919 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-07-18 05:16:40,919 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:16:40,919 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-18 05:16:41,016 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:41,016 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-18 05:16:41,016 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:16:41,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-18 05:16:41,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-18 05:16:41,017 INFO L87 Difference]: Start difference. First operand 101 states and 108 transitions. Second operand 9 states. [2020-07-18 05:16:42,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:42,513 INFO L93 Difference]: Finished difference Result 143 states and 153 transitions. [2020-07-18 05:16:42,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-18 05:16:42,514 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-07-18 05:16:42,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:16:42,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-18 05:16:42,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 140 transitions. [2020-07-18 05:16:42,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-18 05:16:42,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 140 transitions. [2020-07-18 05:16:42,521 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 140 transitions. [2020-07-18 05:16:42,692 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 140 edges. 140 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:42,695 INFO L225 Difference]: With dead ends: 143 [2020-07-18 05:16:42,695 INFO L226 Difference]: Without dead ends: 116 [2020-07-18 05:16:42,696 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2020-07-18 05:16:42,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2020-07-18 05:16:42,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 105. [2020-07-18 05:16:42,912 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:16:42,912 INFO L82 GeneralOperation]: Start isEquivalent. First operand 116 states. Second operand 105 states. [2020-07-18 05:16:42,913 INFO L74 IsIncluded]: Start isIncluded. First operand 116 states. Second operand 105 states. [2020-07-18 05:16:42,913 INFO L87 Difference]: Start difference. First operand 116 states. Second operand 105 states. [2020-07-18 05:16:42,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:42,920 INFO L93 Difference]: Finished difference Result 116 states and 124 transitions. [2020-07-18 05:16:42,920 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 124 transitions. [2020-07-18 05:16:42,920 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:42,921 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:42,921 INFO L74 IsIncluded]: Start isIncluded. First operand 105 states. Second operand 116 states. [2020-07-18 05:16:42,921 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 116 states. [2020-07-18 05:16:42,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:42,925 INFO L93 Difference]: Finished difference Result 116 states and 124 transitions. [2020-07-18 05:16:42,926 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 124 transitions. [2020-07-18 05:16:42,926 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:42,926 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:42,927 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:16:42,927 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:16:42,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-07-18 05:16:42,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 112 transitions. [2020-07-18 05:16:42,931 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 112 transitions. Word has length 94 [2020-07-18 05:16:42,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:16:42,931 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 112 transitions. [2020-07-18 05:16:42,931 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-18 05:16:42,931 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 105 states and 112 transitions. [2020-07-18 05:16:43,098 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 112 edges. 112 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:43,098 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 112 transitions. [2020-07-18 05:16:43,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-07-18 05:16:43,100 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:16:43,101 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] [2020-07-18 05:16:43,101 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-18 05:16:43,101 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:16:43,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:16:43,102 INFO L82 PathProgramCache]: Analyzing trace with hash 70810465, now seen corresponding path program 2 times [2020-07-18 05:16:43,102 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:16:43,104 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [509482073] [2020-07-18 05:16:43,104 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:16:43,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:43,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:43,292 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 [2020-07-18 05:16:43,293 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} #valid := #valid[0 := 0]; {5058#true} is VALID [2020-07-18 05:16:43,293 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} assume 0 < #StackHeapBarrier; {5058#true} is VALID [2020-07-18 05:16:43,293 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-18 05:16:43,293 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {5058#true} {5058#true} #194#return; {5058#true} is VALID [2020-07-18 05:16:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:43,354 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$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-18 05:16:43,354 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-18 05:16:43,355 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-18 05:16:43,355 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-18 05:16:43,355 INFO L280 TraceCheckUtils]: 4: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-18 05:16:43,356 INFO L280 TraceCheckUtils]: 5: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-18 05:16:43,356 INFO L280 TraceCheckUtils]: 6: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-18 05:16:43,356 INFO L280 TraceCheckUtils]: 7: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-18 05:16:43,357 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-18 05:16:43,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:43,365 INFO L280 TraceCheckUtils]: 0: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-18 05:16:43,366 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-18 05:16:43,366 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-18 05:16:43,366 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-18 05:16:43,366 INFO L280 TraceCheckUtils]: 4: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-18 05:16:43,367 INFO L280 TraceCheckUtils]: 5: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-18 05:16:43,367 INFO L280 TraceCheckUtils]: 6: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-18 05:16:43,367 INFO L280 TraceCheckUtils]: 7: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-18 05:16:43,367 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-18 05:16:43,368 INFO L280 TraceCheckUtils]: 0: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {5058#true} is VALID [2020-07-18 05:16:43,368 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-18 05:16:43,368 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := 0, 0; {5058#true} is VALID [2020-07-18 05:16:43,369 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume !!(~len > 0); {5058#true} is VALID [2020-07-18 05:16:43,371 INFO L263 TraceCheckUtils]: 4: Hoare triple {5058#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:43,372 INFO L280 TraceCheckUtils]: 5: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-18 05:16:43,372 INFO L280 TraceCheckUtils]: 6: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-18 05:16:43,372 INFO L280 TraceCheckUtils]: 7: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-18 05:16:43,373 INFO L280 TraceCheckUtils]: 8: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-18 05:16:43,373 INFO L280 TraceCheckUtils]: 9: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-18 05:16:43,373 INFO L280 TraceCheckUtils]: 10: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-18 05:16:43,374 INFO L280 TraceCheckUtils]: 11: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-18 05:16:43,374 INFO L280 TraceCheckUtils]: 12: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-18 05:16:43,374 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-18 05:16:43,375 INFO L280 TraceCheckUtils]: 14: Hoare triple {5058#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-18 05:16:43,375 INFO L280 TraceCheckUtils]: 15: Hoare triple {5058#true} havoc #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-18 05:16:43,375 INFO L280 TraceCheckUtils]: 16: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {5058#true} is VALID [2020-07-18 05:16:43,375 INFO L280 TraceCheckUtils]: 17: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5058#true} is VALID [2020-07-18 05:16:43,376 INFO L280 TraceCheckUtils]: 18: Hoare triple {5058#true} #t~post3 := ~len; {5058#true} is VALID [2020-07-18 05:16:43,376 INFO L280 TraceCheckUtils]: 19: Hoare triple {5058#true} ~len := #t~post3 - 1; {5058#true} is VALID [2020-07-18 05:16:43,376 INFO L280 TraceCheckUtils]: 20: Hoare triple {5058#true} havoc #t~post3; {5058#true} is VALID [2020-07-18 05:16:43,376 INFO L280 TraceCheckUtils]: 21: Hoare triple {5058#true} assume !!(~len > 0); {5058#true} is VALID [2020-07-18 05:16:43,378 INFO L263 TraceCheckUtils]: 22: Hoare triple {5058#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:43,378 INFO L280 TraceCheckUtils]: 23: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-18 05:16:43,379 INFO L280 TraceCheckUtils]: 24: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-18 05:16:43,379 INFO L280 TraceCheckUtils]: 25: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-18 05:16:43,379 INFO L280 TraceCheckUtils]: 26: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-18 05:16:43,379 INFO L280 TraceCheckUtils]: 27: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-18 05:16:43,379 INFO L280 TraceCheckUtils]: 28: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-18 05:16:43,380 INFO L280 TraceCheckUtils]: 29: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-18 05:16:43,380 INFO L280 TraceCheckUtils]: 30: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-18 05:16:43,380 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-18 05:16:43,380 INFO L280 TraceCheckUtils]: 32: Hoare triple {5058#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-18 05:16:43,380 INFO L280 TraceCheckUtils]: 33: Hoare triple {5058#true} havoc #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-18 05:16:43,381 INFO L280 TraceCheckUtils]: 34: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {5058#true} is VALID [2020-07-18 05:16:43,381 INFO L280 TraceCheckUtils]: 35: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5058#true} is VALID [2020-07-18 05:16:43,381 INFO L280 TraceCheckUtils]: 36: Hoare triple {5058#true} #t~post3 := ~len; {5058#true} is VALID [2020-07-18 05:16:43,381 INFO L280 TraceCheckUtils]: 37: Hoare triple {5058#true} ~len := #t~post3 - 1; {5058#true} is VALID [2020-07-18 05:16:43,381 INFO L280 TraceCheckUtils]: 38: Hoare triple {5058#true} havoc #t~post3; {5058#true} is VALID [2020-07-18 05:16:43,382 INFO L280 TraceCheckUtils]: 39: Hoare triple {5058#true} assume !(~len > 0); {5058#true} is VALID [2020-07-18 05:16:43,382 INFO L280 TraceCheckUtils]: 40: Hoare triple {5058#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {5058#true} is VALID [2020-07-18 05:16:43,382 INFO L280 TraceCheckUtils]: 41: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-18 05:16:43,384 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #186#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:43,415 INFO L280 TraceCheckUtils]: 0: Hoare triple {5159#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5058#true} is VALID [2020-07-18 05:16:43,415 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-18 05:16:43,415 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} ~index := #in~index; {5058#true} is VALID [2020-07-18 05:16:43,415 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume !!(~index > 0); {5058#true} is VALID [2020-07-18 05:16:43,416 INFO L280 TraceCheckUtils]: 4: Hoare triple {5058#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {5058#true} is VALID [2020-07-18 05:16:43,416 INFO L280 TraceCheckUtils]: 5: Hoare triple {5058#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {5058#true} is VALID [2020-07-18 05:16:43,416 INFO L280 TraceCheckUtils]: 6: Hoare triple {5058#true} havoc #t~mem9.base, #t~mem9.offset; {5058#true} is VALID [2020-07-18 05:16:43,416 INFO L280 TraceCheckUtils]: 7: Hoare triple {5058#true} #t~post10 := ~index; {5058#true} is VALID [2020-07-18 05:16:43,416 INFO L280 TraceCheckUtils]: 8: Hoare triple {5058#true} ~index := #t~post10 - 1; {5058#true} is VALID [2020-07-18 05:16:43,417 INFO L280 TraceCheckUtils]: 9: Hoare triple {5058#true} havoc #t~post10; {5058#true} is VALID [2020-07-18 05:16:43,417 INFO L280 TraceCheckUtils]: 10: Hoare triple {5058#true} assume !(~index > 0); {5058#true} is VALID [2020-07-18 05:16:43,417 INFO L280 TraceCheckUtils]: 11: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {5058#true} is VALID [2020-07-18 05:16:43,417 INFO L280 TraceCheckUtils]: 12: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-18 05:16:43,418 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #188#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:43,435 INFO L280 TraceCheckUtils]: 0: Hoare triple {5159#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-18 05:16:43,435 INFO L280 TraceCheckUtils]: 1: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-18 05:16:43,435 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} ~index := #in~index; {5058#true} is VALID [2020-07-18 05:16:43,436 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume !(~index > 0); {5058#true} is VALID [2020-07-18 05:16:43,436 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 [2020-07-18 05:16:43,436 INFO L280 TraceCheckUtils]: 5: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-18 05:16:43,437 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #188#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:43,471 INFO L280 TraceCheckUtils]: 0: Hoare triple {5058#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5058#true} is VALID [2020-07-18 05:16:43,471 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 [2020-07-18 05:16:43,472 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 [2020-07-18 05:16:43,473 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 [2020-07-18 05:16:43,473 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 [2020-07-18 05:16:43,474 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 [2020-07-18 05:16:43,474 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 [2020-07-18 05:16:43,476 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 [2020-07-18 05:16:43,477 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 [2020-07-18 05:16:43,477 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 [2020-07-18 05:16:43,478 INFO L280 TraceCheckUtils]: 2: Hoare triple {5058#true} #valid := #valid[0 := 0]; {5058#true} is VALID [2020-07-18 05:16:43,478 INFO L280 TraceCheckUtils]: 3: Hoare triple {5058#true} assume 0 < #StackHeapBarrier; {5058#true} is VALID [2020-07-18 05:16:43,478 INFO L280 TraceCheckUtils]: 4: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-18 05:16:43,478 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {5058#true} {5058#true} #194#return; {5058#true} is VALID [2020-07-18 05:16:43,479 INFO L263 TraceCheckUtils]: 6: Hoare triple {5058#true} call #t~ret15 := main(); {5058#true} is VALID [2020-07-18 05:16:43,479 INFO L280 TraceCheckUtils]: 7: Hoare triple {5058#true} ~len~0 := 2; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,480 INFO L280 TraceCheckUtils]: 8: Hoare triple {5065#(<= 2 main_~len~0)} ~data~0 := 1; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,481 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$.offset)|))} is VALID [2020-07-18 05:16:43,482 INFO L280 TraceCheckUtils]: 10: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {5058#true} is VALID [2020-07-18 05:16:43,482 INFO L280 TraceCheckUtils]: 11: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-18 05:16:43,482 INFO L280 TraceCheckUtils]: 12: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := 0, 0; {5058#true} is VALID [2020-07-18 05:16:43,482 INFO L280 TraceCheckUtils]: 13: Hoare triple {5058#true} assume !!(~len > 0); {5058#true} is VALID [2020-07-18 05:16:43,484 INFO L263 TraceCheckUtils]: 14: Hoare triple {5058#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:43,484 INFO L280 TraceCheckUtils]: 15: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-18 05:16:43,484 INFO L280 TraceCheckUtils]: 16: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-18 05:16:43,485 INFO L280 TraceCheckUtils]: 17: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-18 05:16:43,485 INFO L280 TraceCheckUtils]: 18: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-18 05:16:43,485 INFO L280 TraceCheckUtils]: 19: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-18 05:16:43,485 INFO L280 TraceCheckUtils]: 20: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-18 05:16:43,486 INFO L280 TraceCheckUtils]: 21: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-18 05:16:43,486 INFO L280 TraceCheckUtils]: 22: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-18 05:16:43,486 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-18 05:16:43,486 INFO L280 TraceCheckUtils]: 24: Hoare triple {5058#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-18 05:16:43,487 INFO L280 TraceCheckUtils]: 25: Hoare triple {5058#true} havoc #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-18 05:16:43,487 INFO L280 TraceCheckUtils]: 26: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {5058#true} is VALID [2020-07-18 05:16:43,487 INFO L280 TraceCheckUtils]: 27: Hoare triple {5058#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5058#true} is VALID [2020-07-18 05:16:43,487 INFO L280 TraceCheckUtils]: 28: Hoare triple {5058#true} #t~post3 := ~len; {5058#true} is VALID [2020-07-18 05:16:43,488 INFO L280 TraceCheckUtils]: 29: Hoare triple {5058#true} ~len := #t~post3 - 1; {5058#true} is VALID [2020-07-18 05:16:43,488 INFO L280 TraceCheckUtils]: 30: Hoare triple {5058#true} havoc #t~post3; {5058#true} is VALID [2020-07-18 05:16:43,488 INFO L280 TraceCheckUtils]: 31: Hoare triple {5058#true} assume !!(~len > 0); {5058#true} is VALID [2020-07-18 05:16:43,489 INFO L263 TraceCheckUtils]: 32: Hoare triple {5058#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:43,489 INFO L280 TraceCheckUtils]: 33: Hoare triple {5140#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5058#true} is VALID [2020-07-18 05:16:43,490 INFO L280 TraceCheckUtils]: 34: Hoare triple {5058#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {5058#true} is VALID [2020-07-18 05:16:43,490 INFO L280 TraceCheckUtils]: 35: Hoare triple {5058#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {5058#true} is VALID [2020-07-18 05:16:43,490 INFO L280 TraceCheckUtils]: 36: Hoare triple {5058#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {5058#true} is VALID [2020-07-18 05:16:43,490 INFO L280 TraceCheckUtils]: 37: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {5058#true} is VALID [2020-07-18 05:16:43,491 INFO L280 TraceCheckUtils]: 38: Hoare triple {5058#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {5058#true} is VALID [2020-07-18 05:16:43,491 INFO L280 TraceCheckUtils]: 39: Hoare triple {5058#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {5058#true} is VALID [2020-07-18 05:16:43,491 INFO L280 TraceCheckUtils]: 40: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-18 05:16:43,491 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {5058#true} {5058#true} #182#return; {5058#true} is VALID [2020-07-18 05:16:43,491 INFO L280 TraceCheckUtils]: 42: Hoare triple {5058#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-18 05:16:43,491 INFO L280 TraceCheckUtils]: 43: Hoare triple {5058#true} havoc #t~ret4.base, #t~ret4.offset; {5058#true} is VALID [2020-07-18 05:16:43,492 INFO L280 TraceCheckUtils]: 44: Hoare triple {5058#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {5058#true} is VALID [2020-07-18 05:16:43,492 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 [2020-07-18 05:16:43,492 INFO L280 TraceCheckUtils]: 46: Hoare triple {5058#true} #t~post3 := ~len; {5058#true} is VALID [2020-07-18 05:16:43,492 INFO L280 TraceCheckUtils]: 47: Hoare triple {5058#true} ~len := #t~post3 - 1; {5058#true} is VALID [2020-07-18 05:16:43,492 INFO L280 TraceCheckUtils]: 48: Hoare triple {5058#true} havoc #t~post3; {5058#true} is VALID [2020-07-18 05:16:43,493 INFO L280 TraceCheckUtils]: 49: Hoare triple {5058#true} assume !(~len > 0); {5058#true} is VALID [2020-07-18 05:16:43,493 INFO L280 TraceCheckUtils]: 50: Hoare triple {5058#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {5058#true} is VALID [2020-07-18 05:16:43,493 INFO L280 TraceCheckUtils]: 51: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-18 05:16:43,495 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #186#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,496 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 [2020-07-18 05:16:43,496 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 [2020-07-18 05:16:43,496 INFO L280 TraceCheckUtils]: 55: Hoare triple {5065#(<= 2 main_~len~0)} havoc ~i~0; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,497 INFO L280 TraceCheckUtils]: 56: Hoare triple {5065#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,497 INFO L280 TraceCheckUtils]: 57: Hoare triple {5065#(<= 2 main_~len~0)} assume !!(~i~0 >= 0); {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,498 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 [2020-07-18 05:16:43,499 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$.offset)|))} is VALID [2020-07-18 05:16:43,500 INFO L280 TraceCheckUtils]: 60: Hoare triple {5159#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5058#true} is VALID [2020-07-18 05:16:43,500 INFO L280 TraceCheckUtils]: 61: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-18 05:16:43,500 INFO L280 TraceCheckUtils]: 62: Hoare triple {5058#true} ~index := #in~index; {5058#true} is VALID [2020-07-18 05:16:43,500 INFO L280 TraceCheckUtils]: 63: Hoare triple {5058#true} assume !!(~index > 0); {5058#true} is VALID [2020-07-18 05:16:43,500 INFO L280 TraceCheckUtils]: 64: Hoare triple {5058#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {5058#true} is VALID [2020-07-18 05:16:43,500 INFO L280 TraceCheckUtils]: 65: Hoare triple {5058#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {5058#true} is VALID [2020-07-18 05:16:43,501 INFO L280 TraceCheckUtils]: 66: Hoare triple {5058#true} havoc #t~mem9.base, #t~mem9.offset; {5058#true} is VALID [2020-07-18 05:16:43,501 INFO L280 TraceCheckUtils]: 67: Hoare triple {5058#true} #t~post10 := ~index; {5058#true} is VALID [2020-07-18 05:16:43,501 INFO L280 TraceCheckUtils]: 68: Hoare triple {5058#true} ~index := #t~post10 - 1; {5058#true} is VALID [2020-07-18 05:16:43,501 INFO L280 TraceCheckUtils]: 69: Hoare triple {5058#true} havoc #t~post10; {5058#true} is VALID [2020-07-18 05:16:43,501 INFO L280 TraceCheckUtils]: 70: Hoare triple {5058#true} assume !(~index > 0); {5058#true} is VALID [2020-07-18 05:16:43,502 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 [2020-07-18 05:16:43,502 INFO L280 TraceCheckUtils]: 72: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-18 05:16:43,503 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #188#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,504 INFO L280 TraceCheckUtils]: 74: Hoare triple {5065#(<= 2 main_~len~0)} #t~post12 := ~i~0; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,504 INFO L280 TraceCheckUtils]: 75: Hoare triple {5065#(<= 2 main_~len~0)} ~i~0 := #t~post12 - 1; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,505 INFO L280 TraceCheckUtils]: 76: Hoare triple {5065#(<= 2 main_~len~0)} havoc #t~post12; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,505 INFO L280 TraceCheckUtils]: 77: Hoare triple {5065#(<= 2 main_~len~0)} assume !!(~i~0 >= 0); {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,506 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 [2020-07-18 05:16:43,508 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$.offset)|))} is VALID [2020-07-18 05:16:43,508 INFO L280 TraceCheckUtils]: 80: Hoare triple {5159#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-18 05:16:43,508 INFO L280 TraceCheckUtils]: 81: Hoare triple {5058#true} ~data := #in~data; {5058#true} is VALID [2020-07-18 05:16:43,508 INFO L280 TraceCheckUtils]: 82: Hoare triple {5058#true} ~index := #in~index; {5058#true} is VALID [2020-07-18 05:16:43,509 INFO L280 TraceCheckUtils]: 83: Hoare triple {5058#true} assume !(~index > 0); {5058#true} is VALID [2020-07-18 05:16:43,509 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 [2020-07-18 05:16:43,509 INFO L280 TraceCheckUtils]: 85: Hoare triple {5058#true} assume true; {5058#true} is VALID [2020-07-18 05:16:43,510 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {5058#true} {5065#(<= 2 main_~len~0)} #188#return; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,511 INFO L280 TraceCheckUtils]: 87: Hoare triple {5065#(<= 2 main_~len~0)} #t~post12 := ~i~0; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,511 INFO L280 TraceCheckUtils]: 88: Hoare triple {5065#(<= 2 main_~len~0)} ~i~0 := #t~post12 - 1; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,512 INFO L280 TraceCheckUtils]: 89: Hoare triple {5065#(<= 2 main_~len~0)} havoc #t~post12; {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,512 INFO L280 TraceCheckUtils]: 90: Hoare triple {5065#(<= 2 main_~len~0)} assume !(~i~0 >= 0); {5065#(<= 2 main_~len~0)} is VALID [2020-07-18 05:16:43,513 INFO L280 TraceCheckUtils]: 91: Hoare triple {5065#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {5130#(<= 1 main_~i~0)} is VALID [2020-07-18 05:16:43,514 INFO L280 TraceCheckUtils]: 92: Hoare triple {5130#(<= 1 main_~i~0)} assume !!(~i~0 >= 0); {5130#(<= 1 main_~i~0)} is VALID [2020-07-18 05:16:43,514 INFO L280 TraceCheckUtils]: 93: Hoare triple {5130#(<= 1 main_~i~0)} ~expected~0 := ~i~0 + ~len~0; {5130#(<= 1 main_~i~0)} is VALID [2020-07-18 05:16:43,514 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 [2020-07-18 05:16:43,515 INFO L280 TraceCheckUtils]: 95: Hoare triple {5058#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5058#true} is VALID [2020-07-18 05:16:43,515 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 [2020-07-18 05:16:43,516 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 [2020-07-18 05:16:43,517 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 [2020-07-18 05:16:43,517 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 [2020-07-18 05:16:43,518 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 [2020-07-18 05:16:43,518 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 [2020-07-18 05:16:43,520 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 [2020-07-18 05:16:43,520 INFO L280 TraceCheckUtils]: 103: Hoare triple {5059#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {5059#false} is VALID [2020-07-18 05:16:43,520 INFO L280 TraceCheckUtils]: 104: Hoare triple {5059#false} assume ~expected~0 != #t~ret14; {5059#false} is VALID [2020-07-18 05:16:43,520 INFO L280 TraceCheckUtils]: 105: Hoare triple {5059#false} havoc #t~ret14; {5059#false} is VALID [2020-07-18 05:16:43,521 INFO L280 TraceCheckUtils]: 106: Hoare triple {5059#false} assume !false; {5059#false} is VALID [2020-07-18 05:16:43,535 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-07-18 05:16:43,535 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [509482073] [2020-07-18 05:16:43,535 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 05:16:43,536 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-18 05:16:43,536 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495620369] [2020-07-18 05:16:43,537 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2020-07-18 05:16:43,538 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:16:43,538 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-18 05:16:43,649 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:43,649 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-18 05:16:43,649 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:16:43,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-18 05:16:43,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-07-18 05:16:43,650 INFO L87 Difference]: Start difference. First operand 105 states and 112 transitions. Second operand 9 states. [2020-07-18 05:16:45,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:45,112 INFO L93 Difference]: Finished difference Result 153 states and 164 transitions. [2020-07-18 05:16:45,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-18 05:16:45,113 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 107 [2020-07-18 05:16:45,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:16:45,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-18 05:16:45,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 149 transitions. [2020-07-18 05:16:45,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-18 05:16:45,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 149 transitions. [2020-07-18 05:16:45,119 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 149 transitions. [2020-07-18 05:16:45,322 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 149 edges. 149 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:45,325 INFO L225 Difference]: With dead ends: 153 [2020-07-18 05:16:45,325 INFO L226 Difference]: Without dead ends: 127 [2020-07-18 05:16:45,326 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 [2020-07-18 05:16:45,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-07-18 05:16:45,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 114. [2020-07-18 05:16:45,536 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:16:45,536 INFO L82 GeneralOperation]: Start isEquivalent. First operand 127 states. Second operand 114 states. [2020-07-18 05:16:45,536 INFO L74 IsIncluded]: Start isIncluded. First operand 127 states. Second operand 114 states. [2020-07-18 05:16:45,536 INFO L87 Difference]: Start difference. First operand 127 states. Second operand 114 states. [2020-07-18 05:16:45,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:45,541 INFO L93 Difference]: Finished difference Result 127 states and 136 transitions. [2020-07-18 05:16:45,541 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2020-07-18 05:16:45,542 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:45,543 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:45,543 INFO L74 IsIncluded]: Start isIncluded. First operand 114 states. Second operand 127 states. [2020-07-18 05:16:45,543 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 127 states. [2020-07-18 05:16:45,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:45,547 INFO L93 Difference]: Finished difference Result 127 states and 136 transitions. [2020-07-18 05:16:45,548 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2020-07-18 05:16:45,549 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:45,549 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:45,549 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:16:45,549 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:16:45,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-18 05:16:45,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 123 transitions. [2020-07-18 05:16:45,554 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 123 transitions. Word has length 107 [2020-07-18 05:16:45,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:16:45,554 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 123 transitions. [2020-07-18 05:16:45,554 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-18 05:16:45,554 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 114 states and 123 transitions. [2020-07-18 05:16:45,742 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 123 edges. 123 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:45,742 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 123 transitions. [2020-07-18 05:16:45,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-07-18 05:16:45,745 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:16:45,745 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] [2020-07-18 05:16:45,745 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-18 05:16:45,745 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:16:45,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:16:45,746 INFO L82 PathProgramCache]: Analyzing trace with hash -1090353339, now seen corresponding path program 1 times [2020-07-18 05:16:45,746 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:16:45,746 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [374490694] [2020-07-18 05:16:45,746 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:16:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:46,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:46,474 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 [2020-07-18 05:16:46,475 INFO L280 TraceCheckUtils]: 1: Hoare triple {5963#true} #valid := #valid[0 := 0]; {5963#true} is VALID [2020-07-18 05:16:46,475 INFO L280 TraceCheckUtils]: 2: Hoare triple {5963#true} assume 0 < #StackHeapBarrier; {5963#true} is VALID [2020-07-18 05:16:46,475 INFO L280 TraceCheckUtils]: 3: Hoare triple {5963#true} assume true; {5963#true} is VALID [2020-07-18 05:16:46,475 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {5963#true} {5963#true} #194#return; {5963#true} is VALID [2020-07-18 05:16:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:46,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:47,011 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$.offset)|))} ~data := #in~data; {5963#true} is VALID [2020-07-18 05:16:47,012 INFO L280 TraceCheckUtils]: 1: Hoare triple {5963#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} is VALID [2020-07-18 05:16:47,014 INFO L280 TraceCheckUtils]: 2: Hoare triple {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-18 05:16:47,014 INFO L280 TraceCheckUtils]: 3: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-18 05:16:47,015 INFO L280 TraceCheckUtils]: 4: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-18 05:16:47,015 INFO L280 TraceCheckUtils]: 5: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-18 05:16:47,016 INFO L280 TraceCheckUtils]: 6: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-18 05:16:47,017 INFO L280 TraceCheckUtils]: 7: Hoare triple {6088#(= 1 (select |#valid| |node_create_#res.base|))} assume true; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-18 05:16:47,018 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6088#(= 1 (select |#valid| |node_create_#res.base|))} {5963#true} #182#return; {6069#(= 1 (select |#valid| |sll_create_#t~ret4.base|))} is VALID [2020-07-18 05:16:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:47,277 INFO L280 TraceCheckUtils]: 0: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {6089#(= |#valid| |old(#valid)|)} is VALID [2020-07-18 05:16:47,278 INFO L280 TraceCheckUtils]: 1: Hoare triple {6089#(= |#valid| |old(#valid)|)} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} is VALID [2020-07-18 05:16:47,280 INFO L280 TraceCheckUtils]: 2: Hoare triple {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-18 05:16:47,281 INFO L280 TraceCheckUtils]: 3: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-18 05:16:47,282 INFO L280 TraceCheckUtils]: 4: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-18 05:16:47,284 INFO L280 TraceCheckUtils]: 5: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-18 05:16:47,285 INFO L280 TraceCheckUtils]: 6: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} is VALID [2020-07-18 05:16:47,286 INFO L280 TraceCheckUtils]: 7: Hoare triple {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} assume true; {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} is VALID [2020-07-18 05:16:47,288 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6092#(and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= 0 |node_create_#res.offset|))} {6071#(= 1 (select |#valid| sll_create_~head~0.base))} #182#return; {6081#(and (not (= sll_create_~head~0.base |sll_create_#t~ret4.base|)) (= 0 |sll_create_#t~ret4.offset|))} is VALID [2020-07-18 05:16:47,289 INFO L280 TraceCheckUtils]: 0: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {5963#true} is VALID [2020-07-18 05:16:47,290 INFO L280 TraceCheckUtils]: 1: Hoare triple {5963#true} ~data := #in~data; {5963#true} is VALID [2020-07-18 05:16:47,290 INFO L280 TraceCheckUtils]: 2: Hoare triple {5963#true} ~head~0.base, ~head~0.offset := 0, 0; {5963#true} is VALID [2020-07-18 05:16:47,291 INFO L280 TraceCheckUtils]: 3: Hoare triple {5963#true} assume !!(~len > 0); {5963#true} is VALID [2020-07-18 05:16:47,293 INFO L263 TraceCheckUtils]: 4: Hoare triple {5963#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:47,294 INFO L280 TraceCheckUtils]: 5: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5963#true} is VALID [2020-07-18 05:16:47,295 INFO L280 TraceCheckUtils]: 6: Hoare triple {5963#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} is VALID [2020-07-18 05:16:47,296 INFO L280 TraceCheckUtils]: 7: Hoare triple {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-18 05:16:47,297 INFO L280 TraceCheckUtils]: 8: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-18 05:16:47,298 INFO L280 TraceCheckUtils]: 9: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-18 05:16:47,299 INFO L280 TraceCheckUtils]: 10: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-18 05:16:47,300 INFO L280 TraceCheckUtils]: 11: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-18 05:16:47,301 INFO L280 TraceCheckUtils]: 12: Hoare triple {6088#(= 1 (select |#valid| |node_create_#res.base|))} assume true; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-18 05:16:47,302 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {6088#(= 1 (select |#valid| |node_create_#res.base|))} {5963#true} #182#return; {6069#(= 1 (select |#valid| |sll_create_#t~ret4.base|))} is VALID [2020-07-18 05:16:47,304 INFO L280 TraceCheckUtils]: 14: Hoare triple {6069#(= 1 (select |#valid| |sll_create_#t~ret4.base|))} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-18 05:16:47,304 INFO L280 TraceCheckUtils]: 15: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} havoc #t~ret4.base, #t~ret4.offset; {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-18 05:16:47,305 INFO L280 TraceCheckUtils]: 16: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-18 05:16:47,306 INFO L280 TraceCheckUtils]: 17: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-18 05:16:47,307 INFO L280 TraceCheckUtils]: 18: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} #t~post3 := ~len; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-18 05:16:47,308 INFO L280 TraceCheckUtils]: 19: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} ~len := #t~post3 - 1; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-18 05:16:47,309 INFO L280 TraceCheckUtils]: 20: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} havoc #t~post3; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-18 05:16:47,310 INFO L280 TraceCheckUtils]: 21: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} assume !!(~len > 0); {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-18 05:16:47,312 INFO L263 TraceCheckUtils]: 22: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} call #t~ret4.base, #t~ret4.offset := node_create(~data); {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:47,312 INFO L280 TraceCheckUtils]: 23: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {6089#(= |#valid| |old(#valid)|)} is VALID [2020-07-18 05:16:47,314 INFO L280 TraceCheckUtils]: 24: Hoare triple {6089#(= |#valid| |old(#valid)|)} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} is VALID [2020-07-18 05:16:47,315 INFO L280 TraceCheckUtils]: 25: Hoare triple {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-18 05:16:47,316 INFO L280 TraceCheckUtils]: 26: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-18 05:16:47,317 INFO L280 TraceCheckUtils]: 27: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} SUMMARY for call write~$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 [2020-07-18 05:16:47,319 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 [2020-07-18 05:16:47,320 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 [2020-07-18 05:16:47,321 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 [2020-07-18 05:16:47,323 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 [2020-07-18 05:16:47,324 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 [2020-07-18 05:16:47,325 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 [2020-07-18 05:16:47,327 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$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} is VALID [2020-07-18 05:16:47,328 INFO L280 TraceCheckUtils]: 35: Hoare triple {6083#(and (not (= (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-18 05:16:47,329 INFO L280 TraceCheckUtils]: 36: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-18 05:16:47,330 INFO L280 TraceCheckUtils]: 37: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-18 05:16:47,331 INFO L280 TraceCheckUtils]: 38: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-18 05:16:47,332 INFO L280 TraceCheckUtils]: 39: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-18 05:16:47,333 INFO L280 TraceCheckUtils]: 40: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} is VALID [2020-07-18 05:16:47,334 INFO L280 TraceCheckUtils]: 41: Hoare triple {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$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$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} is VALID [2020-07-18 05:16:47,336 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} {5963#true} #186#return; {6013#(and (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret11.base|) 4) |main_#t~ret11.base|)) (= 0 |main_#t~ret11.offset|))} is VALID [2020-07-18 05:16:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:47,817 INFO L280 TraceCheckUtils]: 0: Hoare triple {6093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-18 05:16:47,819 INFO L280 TraceCheckUtils]: 1: Hoare triple {6094#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-18 05:16:47,819 INFO L280 TraceCheckUtils]: 2: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-18 05:16:47,820 INFO L280 TraceCheckUtils]: 3: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-18 05:16:47,821 INFO L280 TraceCheckUtils]: 4: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$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$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#t~mem9.base|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-18 05:16:47,822 INFO L280 TraceCheckUtils]: 5: Hoare triple {6096#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= |sll_update_at_#t~mem9.offset| (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:47,823 INFO L280 TraceCheckUtils]: 6: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:47,824 INFO L280 TraceCheckUtils]: 7: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:47,824 INFO L280 TraceCheckUtils]: 8: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:47,825 INFO L280 TraceCheckUtils]: 9: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:47,825 INFO L280 TraceCheckUtils]: 10: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:47,827 INFO L280 TraceCheckUtils]: 11: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-18 05:16:47,827 INFO L280 TraceCheckUtils]: 12: Hoare triple {6098#(or (= (select (select |old(#memory_$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$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-18 05:16:47,830 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {6098#(or (= (select (select |old(#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-18 05:16:47,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:48,041 INFO L280 TraceCheckUtils]: 0: Hoare triple {6093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-18 05:16:48,043 INFO L280 TraceCheckUtils]: 1: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-18 05:16:48,044 INFO L280 TraceCheckUtils]: 2: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-18 05:16:48,045 INFO L280 TraceCheckUtils]: 3: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-18 05:16:48,046 INFO L280 TraceCheckUtils]: 4: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.base| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,047 INFO L280 TraceCheckUtils]: 5: Hoare triple {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$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$.base| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,049 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-18 05:16:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:48,428 INFO L280 TraceCheckUtils]: 0: Hoare triple {5963#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-18 05:16:48,429 INFO L280 TraceCheckUtils]: 1: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} ~index := #in~index; {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-18 05:16:48,430 INFO L280 TraceCheckUtils]: 2: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} assume !!(~index > 0); {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-18 05:16:48,431 INFO L280 TraceCheckUtils]: 3: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$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$.base| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.base|)) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))} is VALID [2020-07-18 05:16:48,432 INFO L280 TraceCheckUtils]: 4: Hoare triple {6102#(or (<= 1 |sll_get_data_at_#in~head.offset|) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,432 INFO L280 TraceCheckUtils]: 5: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,432 INFO L280 TraceCheckUtils]: 6: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,433 INFO L280 TraceCheckUtils]: 7: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,433 INFO L280 TraceCheckUtils]: 8: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,434 INFO L280 TraceCheckUtils]: 9: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,435 INFO L280 TraceCheckUtils]: 10: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#t~mem8|))} is VALID [2020-07-18 05:16:48,435 INFO L280 TraceCheckUtils]: 11: Hoare triple {6104#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-18 05:16:48,436 INFO L280 TraceCheckUtils]: 12: Hoare triple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-18 05:16:48,436 INFO L280 TraceCheckUtils]: 13: Hoare triple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-18 05:16:48,438 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4))))} #190#return; {6057#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} is VALID [2020-07-18 05:16:48,445 INFO L263 TraceCheckUtils]: 0: Hoare triple {5963#true} call ULTIMATE.init(); {6058#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:16:48,445 INFO L280 TraceCheckUtils]: 1: Hoare triple {6058#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {5963#true} is VALID [2020-07-18 05:16:48,446 INFO L280 TraceCheckUtils]: 2: Hoare triple {5963#true} #valid := #valid[0 := 0]; {5963#true} is VALID [2020-07-18 05:16:48,446 INFO L280 TraceCheckUtils]: 3: Hoare triple {5963#true} assume 0 < #StackHeapBarrier; {5963#true} is VALID [2020-07-18 05:16:48,446 INFO L280 TraceCheckUtils]: 4: Hoare triple {5963#true} assume true; {5963#true} is VALID [2020-07-18 05:16:48,446 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {5963#true} {5963#true} #194#return; {5963#true} is VALID [2020-07-18 05:16:48,446 INFO L263 TraceCheckUtils]: 6: Hoare triple {5963#true} call #t~ret15 := main(); {5963#true} is VALID [2020-07-18 05:16:48,447 INFO L280 TraceCheckUtils]: 7: Hoare triple {5963#true} ~len~0 := 2; {5963#true} is VALID [2020-07-18 05:16:48,447 INFO L280 TraceCheckUtils]: 8: Hoare triple {5963#true} ~data~0 := 1; {5963#true} is VALID [2020-07-18 05:16:48,448 INFO L263 TraceCheckUtils]: 9: Hoare triple {5963#true} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:48,448 INFO L280 TraceCheckUtils]: 10: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {5963#true} is VALID [2020-07-18 05:16:48,448 INFO L280 TraceCheckUtils]: 11: Hoare triple {5963#true} ~data := #in~data; {5963#true} is VALID [2020-07-18 05:16:48,449 INFO L280 TraceCheckUtils]: 12: Hoare triple {5963#true} ~head~0.base, ~head~0.offset := 0, 0; {5963#true} is VALID [2020-07-18 05:16:48,449 INFO L280 TraceCheckUtils]: 13: Hoare triple {5963#true} assume !!(~len > 0); {5963#true} is VALID [2020-07-18 05:16:48,450 INFO L263 TraceCheckUtils]: 14: Hoare triple {5963#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:48,450 INFO L280 TraceCheckUtils]: 15: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {5963#true} is VALID [2020-07-18 05:16:48,451 INFO L280 TraceCheckUtils]: 16: Hoare triple {5963#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} is VALID [2020-07-18 05:16:48,452 INFO L280 TraceCheckUtils]: 17: Hoare triple {6086#(= 1 (select |#valid| |node_create_#t~malloc2.base|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-18 05:16:48,452 INFO L280 TraceCheckUtils]: 18: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-18 05:16:48,453 INFO L280 TraceCheckUtils]: 19: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-18 05:16:48,453 INFO L280 TraceCheckUtils]: 20: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {6087#(= 1 (select |#valid| node_create_~temp~0.base))} is VALID [2020-07-18 05:16:48,454 INFO L280 TraceCheckUtils]: 21: Hoare triple {6087#(= 1 (select |#valid| node_create_~temp~0.base))} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-18 05:16:48,454 INFO L280 TraceCheckUtils]: 22: Hoare triple {6088#(= 1 (select |#valid| |node_create_#res.base|))} assume true; {6088#(= 1 (select |#valid| |node_create_#res.base|))} is VALID [2020-07-18 05:16:48,455 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {6088#(= 1 (select |#valid| |node_create_#res.base|))} {5963#true} #182#return; {6069#(= 1 (select |#valid| |sll_create_#t~ret4.base|))} is VALID [2020-07-18 05:16:48,456 INFO L280 TraceCheckUtils]: 24: Hoare triple {6069#(= 1 (select |#valid| |sll_create_#t~ret4.base|))} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-18 05:16:48,456 INFO L280 TraceCheckUtils]: 25: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} havoc #t~ret4.base, #t~ret4.offset; {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-18 05:16:48,457 INFO L280 TraceCheckUtils]: 26: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} is VALID [2020-07-18 05:16:48,458 INFO L280 TraceCheckUtils]: 27: Hoare triple {6070#(= 1 (select |#valid| sll_create_~new_head~0.base))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-18 05:16:48,458 INFO L280 TraceCheckUtils]: 28: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} #t~post3 := ~len; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-18 05:16:48,459 INFO L280 TraceCheckUtils]: 29: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} ~len := #t~post3 - 1; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-18 05:16:48,459 INFO L280 TraceCheckUtils]: 30: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} havoc #t~post3; {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-18 05:16:48,459 INFO L280 TraceCheckUtils]: 31: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} assume !!(~len > 0); {6071#(= 1 (select |#valid| sll_create_~head~0.base))} is VALID [2020-07-18 05:16:48,460 INFO L263 TraceCheckUtils]: 32: Hoare triple {6071#(= 1 (select |#valid| sll_create_~head~0.base))} call #t~ret4.base, #t~ret4.offset := node_create(~data); {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:48,461 INFO L280 TraceCheckUtils]: 33: Hoare triple {6059#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {6089#(= |#valid| |old(#valid)|)} is VALID [2020-07-18 05:16:48,461 INFO L280 TraceCheckUtils]: 34: Hoare triple {6089#(= |#valid| |old(#valid)|)} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} is VALID [2020-07-18 05:16:48,462 INFO L280 TraceCheckUtils]: 35: Hoare triple {6090#(and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|))} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-18 05:16:48,462 INFO L280 TraceCheckUtils]: 36: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} is VALID [2020-07-18 05:16:48,463 INFO L280 TraceCheckUtils]: 37: Hoare triple {6091#(and (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)))} SUMMARY for call write~$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 [2020-07-18 05:16:48,464 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 [2020-07-18 05:16:48,464 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 [2020-07-18 05:16:48,464 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 [2020-07-18 05:16:48,465 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 [2020-07-18 05:16:48,466 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 [2020-07-18 05:16:48,466 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 [2020-07-18 05:16:48,467 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$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))} is VALID [2020-07-18 05:16:48,468 INFO L280 TraceCheckUtils]: 45: Hoare triple {6083#(and (not (= (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-18 05:16:48,468 INFO L280 TraceCheckUtils]: 46: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-18 05:16:48,469 INFO L280 TraceCheckUtils]: 47: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-18 05:16:48,470 INFO L280 TraceCheckUtils]: 48: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-18 05:16:48,470 INFO L280 TraceCheckUtils]: 49: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~head~0.base) 4))) (= 0 sll_create_~head~0.offset))} is VALID [2020-07-18 05:16:48,471 INFO L280 TraceCheckUtils]: 50: Hoare triple {6084#(and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} is VALID [2020-07-18 05:16:48,471 INFO L280 TraceCheckUtils]: 51: Hoare triple {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$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$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} is VALID [2020-07-18 05:16:48,474 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {6085#(and (= 0 |sll_create_#res.offset|) (not (= (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)))} {5963#true} #186#return; {6013#(and (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret11.base|) 4) |main_#t~ret11.base|)) (= 0 |main_#t~ret11.offset|))} is VALID [2020-07-18 05:16:48,474 INFO L280 TraceCheckUtils]: 53: Hoare triple {6013#(and (not (= (select (select |#memory_$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$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-18 05:16:48,475 INFO L280 TraceCheckUtils]: 54: Hoare triple {6014#(and (= 0 main_~s~0.offset) (not (= (select (select |#memory_$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$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-18 05:16:48,476 INFO L280 TraceCheckUtils]: 55: Hoare triple {6014#(and (= 0 main_~s~0.offset) (not (= (select (select |#memory_$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$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-18 05:16:48,476 INFO L280 TraceCheckUtils]: 56: Hoare triple {6014#(and (= 0 main_~s~0.offset) (not (= (select (select |#memory_$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$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-18 05:16:48,477 INFO L280 TraceCheckUtils]: 57: Hoare triple {6015#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 (+ main_~i~0 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$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$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-18 05:16:48,478 INFO L280 TraceCheckUtils]: 58: Hoare triple {6015#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 (+ main_~i~0 1)) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$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$.base| main_~s~0.base) 4) main_~s~0.base)))} is VALID [2020-07-18 05:16:48,479 INFO L263 TraceCheckUtils]: 59: Hoare triple {6016#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 1)) (= 0 main_~s~0.offset) (<= (+ main_~new_data~0 1) (* 2 main_~len~0)) (not (= (select (select |#memory_$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$.offset)|))} is VALID [2020-07-18 05:16:48,479 INFO L280 TraceCheckUtils]: 60: Hoare triple {6093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-18 05:16:48,480 INFO L280 TraceCheckUtils]: 61: Hoare triple {6094#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-18 05:16:48,481 INFO L280 TraceCheckUtils]: 62: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-18 05:16:48,481 INFO L280 TraceCheckUtils]: 63: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$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$.base)|)) (not (= 0 sll_update_at_~head.offset))))} is VALID [2020-07-18 05:16:48,483 INFO L280 TraceCheckUtils]: 64: Hoare triple {6095#(and (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$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$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#t~mem9.base|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-18 05:16:48,483 INFO L280 TraceCheckUtils]: 65: Hoare triple {6096#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= |sll_update_at_#t~mem9.offset| (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,484 INFO L280 TraceCheckUtils]: 66: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,484 INFO L280 TraceCheckUtils]: 67: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,485 INFO L280 TraceCheckUtils]: 68: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,488 INFO L280 TraceCheckUtils]: 69: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,489 INFO L280 TraceCheckUtils]: 70: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,490 INFO L280 TraceCheckUtils]: 71: Hoare triple {6097#(or (<= 1 |sll_update_at_#in~head.offset|) (and (= (select (select |#memory_$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$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-18 05:16:48,490 INFO L280 TraceCheckUtils]: 72: Hoare triple {6098#(or (= (select (select |old(#memory_$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$.base| |sll_update_at_#in~head.base|))) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0))} is VALID [2020-07-18 05:16:48,492 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {6098#(or (= (select (select |old(#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-18 05:16:48,493 INFO L280 TraceCheckUtils]: 74: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-18 05:16:48,493 INFO L280 TraceCheckUtils]: 75: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-18 05:16:48,494 INFO L280 TraceCheckUtils]: 76: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-18 05:16:48,495 INFO L280 TraceCheckUtils]: 77: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-18 05:16:48,496 INFO L280 TraceCheckUtils]: 78: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-18 05:16:48,497 INFO L263 TraceCheckUtils]: 79: Hoare triple {6031#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset)|))} is VALID [2020-07-18 05:16:48,498 INFO L280 TraceCheckUtils]: 80: Hoare triple {6093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-18 05:16:48,499 INFO L280 TraceCheckUtils]: 81: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-18 05:16:48,499 INFO L280 TraceCheckUtils]: 82: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-18 05:16:48,500 INFO L280 TraceCheckUtils]: 83: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.offset)|))))} is VALID [2020-07-18 05:16:48,502 INFO L280 TraceCheckUtils]: 84: Hoare triple {6099#(and (or (= 4 |sll_update_at_#in~head.offset|) (not (= 4 sll_update_at_~head.offset))) (or (= 4 sll_update_at_~head.offset) (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.base| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,502 INFO L280 TraceCheckUtils]: 85: Hoare triple {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$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$.base| |sll_update_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,505 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {6100#(or (= 4 |sll_update_at_#in~head.offset|) (and (= (select (select |old(#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-18 05:16:48,508 INFO L280 TraceCheckUtils]: 87: Hoare triple {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-18 05:16:48,512 INFO L280 TraceCheckUtils]: 88: Hoare triple {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-18 05:16:48,513 INFO L280 TraceCheckUtils]: 89: Hoare triple {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-18 05:16:48,514 INFO L280 TraceCheckUtils]: 90: Hoare triple {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1) (* 2 main_~len~0)))} is VALID [2020-07-18 05:16:48,515 INFO L280 TraceCheckUtils]: 91: Hoare triple {6039#(and (<= (* 2 main_~len~0) (+ (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-18 05:16:48,516 INFO L280 TraceCheckUtils]: 92: Hoare triple {6040#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4)) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-18 05:16:48,517 INFO L280 TraceCheckUtils]: 93: Hoare triple {6040#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4))))} is VALID [2020-07-18 05:16:48,517 INFO L263 TraceCheckUtils]: 94: Hoare triple {6041#(and (= 0 main_~s~0.offset) (<= (select (select |#memory_int| (select (select |#memory_$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$.offset| main_~s~0.base) 4))))} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {5963#true} is VALID [2020-07-18 05:16:48,518 INFO L280 TraceCheckUtils]: 95: Hoare triple {5963#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-18 05:16:48,518 INFO L280 TraceCheckUtils]: 96: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} ~index := #in~index; {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-18 05:16:48,519 INFO L280 TraceCheckUtils]: 97: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} assume !!(~index > 0); {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} is VALID [2020-07-18 05:16:48,520 INFO L280 TraceCheckUtils]: 98: Hoare triple {6101#(and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (not (= 0 sll_get_data_at_~head.offset))))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$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$.base| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.base|)) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))} is VALID [2020-07-18 05:16:48,521 INFO L280 TraceCheckUtils]: 99: Hoare triple {6102#(or (<= 1 |sll_get_data_at_#in~head.offset|) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,522 INFO L280 TraceCheckUtils]: 100: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,522 INFO L280 TraceCheckUtils]: 101: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,524 INFO L280 TraceCheckUtils]: 102: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,525 INFO L280 TraceCheckUtils]: 103: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,525 INFO L280 TraceCheckUtils]: 104: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))} is VALID [2020-07-18 05:16:48,526 INFO L280 TraceCheckUtils]: 105: Hoare triple {6103#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#t~mem8|))} is VALID [2020-07-18 05:16:48,527 INFO L280 TraceCheckUtils]: 106: Hoare triple {6104#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-18 05:16:48,527 INFO L280 TraceCheckUtils]: 107: Hoare triple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-18 05:16:48,528 INFO L280 TraceCheckUtils]: 108: Hoare triple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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$.offset| |sll_get_data_at_#in~head.base|) 4)) |sll_get_data_at_#res|))} is VALID [2020-07-18 05:16:48,530 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {6105#(or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (= (select (select |#memory_int| (select (select |#memory_$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 [2020-07-18 05:16:48,530 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 [2020-07-18 05:16:48,531 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 [2020-07-18 05:16:48,531 INFO L280 TraceCheckUtils]: 112: Hoare triple {5964#false} havoc #t~ret14; {5964#false} is VALID [2020-07-18 05:16:48,531 INFO L280 TraceCheckUtils]: 113: Hoare triple {5964#false} assume !false; {5964#false} is VALID [2020-07-18 05:16:48,577 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-18 05:16:48,578 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [374490694] [2020-07-18 05:16:48,578 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:16:48,578 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41] total 41 [2020-07-18 05:16:48,578 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130944979] [2020-07-18 05:16:48,579 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 114 [2020-07-18 05:16:48,579 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:16:48,579 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 41 states. [2020-07-18 05:16:48,743 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 114 edges. 114 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:48,743 INFO L459 AbstractCegarLoop]: Interpolant automaton has 41 states [2020-07-18 05:16:48,744 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:16:48,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2020-07-18 05:16:48,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=1550, Unknown=0, NotChecked=0, Total=1640 [2020-07-18 05:16:48,745 INFO L87 Difference]: Start difference. First operand 114 states and 123 transitions. Second operand 41 states. [2020-07-18 05:17:06,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:06,916 INFO L93 Difference]: Finished difference Result 214 states and 246 transitions. [2020-07-18 05:17:06,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-07-18 05:17:06,916 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 114 [2020-07-18 05:17:06,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:17:06,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-07-18 05:17:06,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 237 transitions. [2020-07-18 05:17:06,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-07-18 05:17:06,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 237 transitions. [2020-07-18 05:17:06,932 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 50 states and 237 transitions. [2020-07-18 05:17:07,308 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 237 edges. 237 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:07,314 INFO L225 Difference]: With dead ends: 214 [2020-07-18 05:17:07,314 INFO L226 Difference]: Without dead ends: 211 [2020-07-18 05:17:07,317 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 967 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=411, Invalid=5751, Unknown=0, NotChecked=0, Total=6162 [2020-07-18 05:17:07,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2020-07-18 05:17:07,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 152. [2020-07-18 05:17:07,873 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:17:07,873 INFO L82 GeneralOperation]: Start isEquivalent. First operand 211 states. Second operand 152 states. [2020-07-18 05:17:07,873 INFO L74 IsIncluded]: Start isIncluded. First operand 211 states. Second operand 152 states. [2020-07-18 05:17:07,873 INFO L87 Difference]: Start difference. First operand 211 states. Second operand 152 states. [2020-07-18 05:17:07,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:07,884 INFO L93 Difference]: Finished difference Result 211 states and 243 transitions. [2020-07-18 05:17:07,884 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 243 transitions. [2020-07-18 05:17:07,885 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:17:07,885 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:17:07,886 INFO L74 IsIncluded]: Start isIncluded. First operand 152 states. Second operand 211 states. [2020-07-18 05:17:07,886 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 211 states. [2020-07-18 05:17:07,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:07,895 INFO L93 Difference]: Finished difference Result 211 states and 243 transitions. [2020-07-18 05:17:07,895 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 243 transitions. [2020-07-18 05:17:07,897 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:17:07,897 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:17:07,897 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:17:07,897 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:17:07,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-07-18 05:17:07,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 171 transitions. [2020-07-18 05:17:07,904 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 171 transitions. Word has length 114 [2020-07-18 05:17:07,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:17:07,904 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 171 transitions. [2020-07-18 05:17:07,904 INFO L480 AbstractCegarLoop]: Interpolant automaton has 41 states. [2020-07-18 05:17:07,904 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 152 states and 171 transitions. [2020-07-18 05:17:08,277 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 171 edges. 171 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:08,278 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 171 transitions. [2020-07-18 05:17:08,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-07-18 05:17:08,280 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:17:08,280 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] [2020-07-18 05:17:08,280 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-18 05:17:08,281 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:17:08,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:17:08,281 INFO L82 PathProgramCache]: Analyzing trace with hash 1584534241, now seen corresponding path program 2 times [2020-07-18 05:17:08,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:17:08,281 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [664585501] [2020-07-18 05:17:08,282 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:17:08,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:08,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:08,362 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 [2020-07-18 05:17:08,363 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} #valid := #valid[0 := 0]; {7341#true} is VALID [2020-07-18 05:17:08,363 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} assume 0 < #StackHeapBarrier; {7341#true} is VALID [2020-07-18 05:17:08,363 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-18 05:17:08,363 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {7341#true} {7341#true} #194#return; {7341#true} is VALID [2020-07-18 05:17:08,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:08,408 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$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-18 05:17:08,408 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-18 05:17:08,409 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-18 05:17:08,409 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-18 05:17:08,409 INFO L280 TraceCheckUtils]: 4: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-18 05:17:08,409 INFO L280 TraceCheckUtils]: 5: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-18 05:17:08,409 INFO L280 TraceCheckUtils]: 6: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-18 05:17:08,410 INFO L280 TraceCheckUtils]: 7: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-18 05:17:08,410 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-18 05:17:08,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:08,415 INFO L280 TraceCheckUtils]: 0: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-18 05:17:08,416 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-18 05:17:08,416 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-18 05:17:08,416 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-18 05:17:08,416 INFO L280 TraceCheckUtils]: 4: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-18 05:17:08,416 INFO L280 TraceCheckUtils]: 5: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-18 05:17:08,416 INFO L280 TraceCheckUtils]: 6: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-18 05:17:08,417 INFO L280 TraceCheckUtils]: 7: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-18 05:17:08,417 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-18 05:17:08,417 INFO L280 TraceCheckUtils]: 0: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {7341#true} is VALID [2020-07-18 05:17:08,417 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-18 05:17:08,418 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := 0, 0; {7341#true} is VALID [2020-07-18 05:17:08,418 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume !!(~len > 0); {7341#true} is VALID [2020-07-18 05:17:08,419 INFO L263 TraceCheckUtils]: 4: Hoare triple {7341#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:08,419 INFO L280 TraceCheckUtils]: 5: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-18 05:17:08,419 INFO L280 TraceCheckUtils]: 6: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-18 05:17:08,419 INFO L280 TraceCheckUtils]: 7: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-18 05:17:08,420 INFO L280 TraceCheckUtils]: 8: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-18 05:17:08,420 INFO L280 TraceCheckUtils]: 9: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-18 05:17:08,420 INFO L280 TraceCheckUtils]: 10: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-18 05:17:08,420 INFO L280 TraceCheckUtils]: 11: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-18 05:17:08,420 INFO L280 TraceCheckUtils]: 12: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-18 05:17:08,421 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-18 05:17:08,421 INFO L280 TraceCheckUtils]: 14: Hoare triple {7341#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-18 05:17:08,421 INFO L280 TraceCheckUtils]: 15: Hoare triple {7341#true} havoc #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-18 05:17:08,421 INFO L280 TraceCheckUtils]: 16: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {7341#true} is VALID [2020-07-18 05:17:08,421 INFO L280 TraceCheckUtils]: 17: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {7341#true} is VALID [2020-07-18 05:17:08,422 INFO L280 TraceCheckUtils]: 18: Hoare triple {7341#true} #t~post3 := ~len; {7341#true} is VALID [2020-07-18 05:17:08,422 INFO L280 TraceCheckUtils]: 19: Hoare triple {7341#true} ~len := #t~post3 - 1; {7341#true} is VALID [2020-07-18 05:17:08,422 INFO L280 TraceCheckUtils]: 20: Hoare triple {7341#true} havoc #t~post3; {7341#true} is VALID [2020-07-18 05:17:08,422 INFO L280 TraceCheckUtils]: 21: Hoare triple {7341#true} assume !!(~len > 0); {7341#true} is VALID [2020-07-18 05:17:08,423 INFO L263 TraceCheckUtils]: 22: Hoare triple {7341#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:08,423 INFO L280 TraceCheckUtils]: 23: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-18 05:17:08,424 INFO L280 TraceCheckUtils]: 24: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-18 05:17:08,424 INFO L280 TraceCheckUtils]: 25: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-18 05:17:08,424 INFO L280 TraceCheckUtils]: 26: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-18 05:17:08,424 INFO L280 TraceCheckUtils]: 27: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-18 05:17:08,424 INFO L280 TraceCheckUtils]: 28: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-18 05:17:08,424 INFO L280 TraceCheckUtils]: 29: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-18 05:17:08,425 INFO L280 TraceCheckUtils]: 30: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-18 05:17:08,425 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-18 05:17:08,425 INFO L280 TraceCheckUtils]: 32: Hoare triple {7341#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-18 05:17:08,425 INFO L280 TraceCheckUtils]: 33: Hoare triple {7341#true} havoc #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-18 05:17:08,425 INFO L280 TraceCheckUtils]: 34: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {7341#true} is VALID [2020-07-18 05:17:08,426 INFO L280 TraceCheckUtils]: 35: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {7341#true} is VALID [2020-07-18 05:17:08,426 INFO L280 TraceCheckUtils]: 36: Hoare triple {7341#true} #t~post3 := ~len; {7341#true} is VALID [2020-07-18 05:17:08,426 INFO L280 TraceCheckUtils]: 37: Hoare triple {7341#true} ~len := #t~post3 - 1; {7341#true} is VALID [2020-07-18 05:17:08,426 INFO L280 TraceCheckUtils]: 38: Hoare triple {7341#true} havoc #t~post3; {7341#true} is VALID [2020-07-18 05:17:08,426 INFO L280 TraceCheckUtils]: 39: Hoare triple {7341#true} assume !(~len > 0); {7341#true} is VALID [2020-07-18 05:17:08,426 INFO L280 TraceCheckUtils]: 40: Hoare triple {7341#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {7341#true} is VALID [2020-07-18 05:17:08,427 INFO L280 TraceCheckUtils]: 41: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-18 05:17:08,428 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #186#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:08,451 INFO L280 TraceCheckUtils]: 0: Hoare triple {7456#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-18 05:17:08,452 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-18 05:17:08,452 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} ~index := #in~index; {7341#true} is VALID [2020-07-18 05:17:08,452 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume !!(~index > 0); {7341#true} is VALID [2020-07-18 05:17:08,452 INFO L280 TraceCheckUtils]: 4: Hoare triple {7341#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {7341#true} is VALID [2020-07-18 05:17:08,452 INFO L280 TraceCheckUtils]: 5: Hoare triple {7341#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {7341#true} is VALID [2020-07-18 05:17:08,452 INFO L280 TraceCheckUtils]: 6: Hoare triple {7341#true} havoc #t~mem9.base, #t~mem9.offset; {7341#true} is VALID [2020-07-18 05:17:08,453 INFO L280 TraceCheckUtils]: 7: Hoare triple {7341#true} #t~post10 := ~index; {7341#true} is VALID [2020-07-18 05:17:08,453 INFO L280 TraceCheckUtils]: 8: Hoare triple {7341#true} ~index := #t~post10 - 1; {7341#true} is VALID [2020-07-18 05:17:08,453 INFO L280 TraceCheckUtils]: 9: Hoare triple {7341#true} havoc #t~post10; {7341#true} is VALID [2020-07-18 05:17:08,453 INFO L280 TraceCheckUtils]: 10: Hoare triple {7341#true} assume !(~index > 0); {7341#true} is VALID [2020-07-18 05:17:08,453 INFO L280 TraceCheckUtils]: 11: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {7341#true} is VALID [2020-07-18 05:17:08,454 INFO L280 TraceCheckUtils]: 12: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-18 05:17:08,455 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #188#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:08,460 INFO L280 TraceCheckUtils]: 0: Hoare triple {7456#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-18 05:17:08,460 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-18 05:17:08,461 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} ~index := #in~index; {7341#true} is VALID [2020-07-18 05:17:08,461 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume !(~index > 0); {7341#true} is VALID [2020-07-18 05:17:08,461 INFO L280 TraceCheckUtils]: 4: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {7341#true} is VALID [2020-07-18 05:17:08,461 INFO L280 TraceCheckUtils]: 5: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-18 05:17:08,462 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #188#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:08,533 INFO L280 TraceCheckUtils]: 0: Hoare triple {7341#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-18 05:17:08,535 INFO L280 TraceCheckUtils]: 1: Hoare triple {7341#true} ~index := #in~index; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-18 05:17:08,535 INFO L280 TraceCheckUtils]: 2: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} assume !!(~index > 0); {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-18 05:17:08,536 INFO L280 TraceCheckUtils]: 3: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-18 05:17:08,537 INFO L280 TraceCheckUtils]: 4: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-18 05:17:08,538 INFO L280 TraceCheckUtils]: 5: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} havoc #t~mem6.base, #t~mem6.offset; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-18 05:17:08,538 INFO L280 TraceCheckUtils]: 6: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} #t~post7 := ~index; {7458#(<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:08,539 INFO L280 TraceCheckUtils]: 7: Hoare triple {7458#(<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|)} ~index := #t~post7 - 1; {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:08,540 INFO L280 TraceCheckUtils]: 8: Hoare triple {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} havoc #t~post7; {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:08,540 INFO L280 TraceCheckUtils]: 9: Hoare triple {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} assume !!(~index > 0); {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:08,541 INFO L280 TraceCheckUtils]: 10: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:08,541 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 [2020-07-18 05:17:08,542 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 [2020-07-18 05:17:08,542 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 [2020-07-18 05:17:08,543 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 [2020-07-18 05:17:08,543 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 [2020-07-18 05:17:08,544 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 [2020-07-18 05:17:08,544 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 [2020-07-18 05:17:08,545 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 [2020-07-18 05:17:08,545 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 [2020-07-18 05:17:08,546 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 [2020-07-18 05:17:08,547 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 [2020-07-18 05:17:08,548 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 [2020-07-18 05:17:08,549 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 [2020-07-18 05:17:08,549 INFO L280 TraceCheckUtils]: 2: Hoare triple {7341#true} #valid := #valid[0 := 0]; {7341#true} is VALID [2020-07-18 05:17:08,549 INFO L280 TraceCheckUtils]: 3: Hoare triple {7341#true} assume 0 < #StackHeapBarrier; {7341#true} is VALID [2020-07-18 05:17:08,549 INFO L280 TraceCheckUtils]: 4: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-18 05:17:08,549 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {7341#true} {7341#true} #194#return; {7341#true} is VALID [2020-07-18 05:17:08,550 INFO L263 TraceCheckUtils]: 6: Hoare triple {7341#true} call #t~ret15 := main(); {7341#true} is VALID [2020-07-18 05:17:08,550 INFO L280 TraceCheckUtils]: 7: Hoare triple {7341#true} ~len~0 := 2; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,551 INFO L280 TraceCheckUtils]: 8: Hoare triple {7348#(<= main_~len~0 2)} ~data~0 := 1; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,552 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$.offset)|))} is VALID [2020-07-18 05:17:08,552 INFO L280 TraceCheckUtils]: 10: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {7341#true} is VALID [2020-07-18 05:17:08,552 INFO L280 TraceCheckUtils]: 11: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-18 05:17:08,552 INFO L280 TraceCheckUtils]: 12: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := 0, 0; {7341#true} is VALID [2020-07-18 05:17:08,552 INFO L280 TraceCheckUtils]: 13: Hoare triple {7341#true} assume !!(~len > 0); {7341#true} is VALID [2020-07-18 05:17:08,553 INFO L263 TraceCheckUtils]: 14: Hoare triple {7341#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:08,554 INFO L280 TraceCheckUtils]: 15: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-18 05:17:08,554 INFO L280 TraceCheckUtils]: 16: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-18 05:17:08,554 INFO L280 TraceCheckUtils]: 17: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-18 05:17:08,554 INFO L280 TraceCheckUtils]: 18: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-18 05:17:08,554 INFO L280 TraceCheckUtils]: 19: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-18 05:17:08,555 INFO L280 TraceCheckUtils]: 20: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-18 05:17:08,555 INFO L280 TraceCheckUtils]: 21: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-18 05:17:08,555 INFO L280 TraceCheckUtils]: 22: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-18 05:17:08,555 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-18 05:17:08,555 INFO L280 TraceCheckUtils]: 24: Hoare triple {7341#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-18 05:17:08,555 INFO L280 TraceCheckUtils]: 25: Hoare triple {7341#true} havoc #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-18 05:17:08,556 INFO L280 TraceCheckUtils]: 26: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {7341#true} is VALID [2020-07-18 05:17:08,556 INFO L280 TraceCheckUtils]: 27: Hoare triple {7341#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {7341#true} is VALID [2020-07-18 05:17:08,556 INFO L280 TraceCheckUtils]: 28: Hoare triple {7341#true} #t~post3 := ~len; {7341#true} is VALID [2020-07-18 05:17:08,556 INFO L280 TraceCheckUtils]: 29: Hoare triple {7341#true} ~len := #t~post3 - 1; {7341#true} is VALID [2020-07-18 05:17:08,556 INFO L280 TraceCheckUtils]: 30: Hoare triple {7341#true} havoc #t~post3; {7341#true} is VALID [2020-07-18 05:17:08,556 INFO L280 TraceCheckUtils]: 31: Hoare triple {7341#true} assume !!(~len > 0); {7341#true} is VALID [2020-07-18 05:17:08,558 INFO L263 TraceCheckUtils]: 32: Hoare triple {7341#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:08,558 INFO L280 TraceCheckUtils]: 33: Hoare triple {7437#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {7341#true} is VALID [2020-07-18 05:17:08,558 INFO L280 TraceCheckUtils]: 34: Hoare triple {7341#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {7341#true} is VALID [2020-07-18 05:17:08,559 INFO L280 TraceCheckUtils]: 35: Hoare triple {7341#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {7341#true} is VALID [2020-07-18 05:17:08,559 INFO L280 TraceCheckUtils]: 36: Hoare triple {7341#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {7341#true} is VALID [2020-07-18 05:17:08,559 INFO L280 TraceCheckUtils]: 37: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {7341#true} is VALID [2020-07-18 05:17:08,559 INFO L280 TraceCheckUtils]: 38: Hoare triple {7341#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {7341#true} is VALID [2020-07-18 05:17:08,559 INFO L280 TraceCheckUtils]: 39: Hoare triple {7341#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {7341#true} is VALID [2020-07-18 05:17:08,559 INFO L280 TraceCheckUtils]: 40: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-18 05:17:08,560 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {7341#true} {7341#true} #182#return; {7341#true} is VALID [2020-07-18 05:17:08,560 INFO L280 TraceCheckUtils]: 42: Hoare triple {7341#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-18 05:17:08,560 INFO L280 TraceCheckUtils]: 43: Hoare triple {7341#true} havoc #t~ret4.base, #t~ret4.offset; {7341#true} is VALID [2020-07-18 05:17:08,560 INFO L280 TraceCheckUtils]: 44: Hoare triple {7341#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {7341#true} is VALID [2020-07-18 05:17:08,560 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 [2020-07-18 05:17:08,560 INFO L280 TraceCheckUtils]: 46: Hoare triple {7341#true} #t~post3 := ~len; {7341#true} is VALID [2020-07-18 05:17:08,561 INFO L280 TraceCheckUtils]: 47: Hoare triple {7341#true} ~len := #t~post3 - 1; {7341#true} is VALID [2020-07-18 05:17:08,561 INFO L280 TraceCheckUtils]: 48: Hoare triple {7341#true} havoc #t~post3; {7341#true} is VALID [2020-07-18 05:17:08,561 INFO L280 TraceCheckUtils]: 49: Hoare triple {7341#true} assume !(~len > 0); {7341#true} is VALID [2020-07-18 05:17:08,561 INFO L280 TraceCheckUtils]: 50: Hoare triple {7341#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {7341#true} is VALID [2020-07-18 05:17:08,561 INFO L280 TraceCheckUtils]: 51: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-18 05:17:08,562 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #186#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,563 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 [2020-07-18 05:17:08,563 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 [2020-07-18 05:17:08,564 INFO L280 TraceCheckUtils]: 55: Hoare triple {7348#(<= main_~len~0 2)} havoc ~i~0; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,564 INFO L280 TraceCheckUtils]: 56: Hoare triple {7348#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,565 INFO L280 TraceCheckUtils]: 57: Hoare triple {7348#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,566 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 [2020-07-18 05:17:08,567 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$.offset)|))} is VALID [2020-07-18 05:17:08,567 INFO L280 TraceCheckUtils]: 60: Hoare triple {7456#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-18 05:17:08,568 INFO L280 TraceCheckUtils]: 61: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-18 05:17:08,568 INFO L280 TraceCheckUtils]: 62: Hoare triple {7341#true} ~index := #in~index; {7341#true} is VALID [2020-07-18 05:17:08,568 INFO L280 TraceCheckUtils]: 63: Hoare triple {7341#true} assume !!(~index > 0); {7341#true} is VALID [2020-07-18 05:17:08,568 INFO L280 TraceCheckUtils]: 64: Hoare triple {7341#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {7341#true} is VALID [2020-07-18 05:17:08,568 INFO L280 TraceCheckUtils]: 65: Hoare triple {7341#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {7341#true} is VALID [2020-07-18 05:17:08,569 INFO L280 TraceCheckUtils]: 66: Hoare triple {7341#true} havoc #t~mem9.base, #t~mem9.offset; {7341#true} is VALID [2020-07-18 05:17:08,569 INFO L280 TraceCheckUtils]: 67: Hoare triple {7341#true} #t~post10 := ~index; {7341#true} is VALID [2020-07-18 05:17:08,569 INFO L280 TraceCheckUtils]: 68: Hoare triple {7341#true} ~index := #t~post10 - 1; {7341#true} is VALID [2020-07-18 05:17:08,569 INFO L280 TraceCheckUtils]: 69: Hoare triple {7341#true} havoc #t~post10; {7341#true} is VALID [2020-07-18 05:17:08,569 INFO L280 TraceCheckUtils]: 70: Hoare triple {7341#true} assume !(~index > 0); {7341#true} is VALID [2020-07-18 05:17:08,569 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 [2020-07-18 05:17:08,570 INFO L280 TraceCheckUtils]: 72: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-18 05:17:08,571 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #188#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,571 INFO L280 TraceCheckUtils]: 74: Hoare triple {7348#(<= main_~len~0 2)} #t~post12 := ~i~0; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,572 INFO L280 TraceCheckUtils]: 75: Hoare triple {7348#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,572 INFO L280 TraceCheckUtils]: 76: Hoare triple {7348#(<= main_~len~0 2)} havoc #t~post12; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,573 INFO L280 TraceCheckUtils]: 77: Hoare triple {7348#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,574 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 [2020-07-18 05:17:08,576 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$.offset)|))} is VALID [2020-07-18 05:17:08,576 INFO L280 TraceCheckUtils]: 80: Hoare triple {7456#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$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 [2020-07-18 05:17:08,577 INFO L280 TraceCheckUtils]: 81: Hoare triple {7341#true} ~data := #in~data; {7341#true} is VALID [2020-07-18 05:17:08,577 INFO L280 TraceCheckUtils]: 82: Hoare triple {7341#true} ~index := #in~index; {7341#true} is VALID [2020-07-18 05:17:08,577 INFO L280 TraceCheckUtils]: 83: Hoare triple {7341#true} assume !(~index > 0); {7341#true} is VALID [2020-07-18 05:17:08,577 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 [2020-07-18 05:17:08,577 INFO L280 TraceCheckUtils]: 85: Hoare triple {7341#true} assume true; {7341#true} is VALID [2020-07-18 05:17:08,578 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {7341#true} {7348#(<= main_~len~0 2)} #188#return; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,579 INFO L280 TraceCheckUtils]: 87: Hoare triple {7348#(<= main_~len~0 2)} #t~post12 := ~i~0; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,579 INFO L280 TraceCheckUtils]: 88: Hoare triple {7348#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,580 INFO L280 TraceCheckUtils]: 89: Hoare triple {7348#(<= main_~len~0 2)} havoc #t~post12; {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,580 INFO L280 TraceCheckUtils]: 90: Hoare triple {7348#(<= main_~len~0 2)} assume !(~i~0 >= 0); {7348#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:08,581 INFO L280 TraceCheckUtils]: 91: Hoare triple {7348#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {7413#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:08,582 INFO L280 TraceCheckUtils]: 92: Hoare triple {7413#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {7413#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:08,582 INFO L280 TraceCheckUtils]: 93: Hoare triple {7413#(<= main_~i~0 1)} ~expected~0 := ~i~0 + ~len~0; {7413#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:08,582 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 [2020-07-18 05:17:08,583 INFO L280 TraceCheckUtils]: 95: Hoare triple {7341#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {7341#true} is VALID [2020-07-18 05:17:08,583 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 [2020-07-18 05:17:08,584 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 [2020-07-18 05:17:08,584 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$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-18 05:17:08,585 INFO L280 TraceCheckUtils]: 99: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-18 05:17:08,585 INFO L280 TraceCheckUtils]: 100: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} havoc #t~mem6.base, #t~mem6.offset; {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-18 05:17:08,586 INFO L280 TraceCheckUtils]: 101: Hoare triple {7457#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} #t~post7 := ~index; {7458#(<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:08,587 INFO L280 TraceCheckUtils]: 102: Hoare triple {7458#(<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|)} ~index := #t~post7 - 1; {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:08,587 INFO L280 TraceCheckUtils]: 103: Hoare triple {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} havoc #t~post7; {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:08,588 INFO L280 TraceCheckUtils]: 104: Hoare triple {7459#(<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)} assume !!(~index > 0); {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:08,588 INFO L280 TraceCheckUtils]: 105: Hoare triple {7460#(<= 2 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {7460#(<= 2 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:08,589 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 [2020-07-18 05:17:08,589 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 [2020-07-18 05:17:08,590 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 [2020-07-18 05:17:08,591 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 [2020-07-18 05:17:08,591 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 [2020-07-18 05:17:08,592 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 [2020-07-18 05:17:08,592 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 [2020-07-18 05:17:08,593 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 [2020-07-18 05:17:08,593 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 [2020-07-18 05:17:08,594 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 [2020-07-18 05:17:08,595 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 [2020-07-18 05:17:08,595 INFO L280 TraceCheckUtils]: 117: Hoare triple {7342#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {7342#false} is VALID [2020-07-18 05:17:08,595 INFO L280 TraceCheckUtils]: 118: Hoare triple {7342#false} assume ~expected~0 != #t~ret14; {7342#false} is VALID [2020-07-18 05:17:08,596 INFO L280 TraceCheckUtils]: 119: Hoare triple {7342#false} havoc #t~ret14; {7342#false} is VALID [2020-07-18 05:17:08,596 INFO L280 TraceCheckUtils]: 120: Hoare triple {7342#false} assume !false; {7342#false} is VALID [2020-07-18 05:17:08,605 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2020-07-18 05:17:08,606 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [664585501] [2020-07-18 05:17:08,606 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:17:08,606 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-07-18 05:17:08,606 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566632143] [2020-07-18 05:17:08,607 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-18 05:17:08,607 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:17:08,607 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-18 05:17:08,709 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 90 edges. 90 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:08,709 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-18 05:17:08,709 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:17:08,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-18 05:17:08,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-07-18 05:17:08,710 INFO L87 Difference]: Start difference. First operand 152 states and 171 transitions. Second operand 11 states. [2020-07-18 05:17:11,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:11,247 INFO L93 Difference]: Finished difference Result 204 states and 226 transitions. [2020-07-18 05:17:11,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-18 05:17:11,247 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-18 05:17:11,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:17:11,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-18 05:17:11,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 157 transitions. [2020-07-18 05:17:11,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-18 05:17:11,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 157 transitions. [2020-07-18 05:17:11,253 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 157 transitions. [2020-07-18 05:17:11,458 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 157 edges. 157 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:11,463 INFO L225 Difference]: With dead ends: 204 [2020-07-18 05:17:11,463 INFO L226 Difference]: Without dead ends: 160 [2020-07-18 05:17:11,464 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 [2020-07-18 05:17:11,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-07-18 05:17:12,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 147. [2020-07-18 05:17:12,118 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:17:12,119 INFO L82 GeneralOperation]: Start isEquivalent. First operand 160 states. Second operand 147 states. [2020-07-18 05:17:12,119 INFO L74 IsIncluded]: Start isIncluded. First operand 160 states. Second operand 147 states. [2020-07-18 05:17:12,119 INFO L87 Difference]: Start difference. First operand 160 states. Second operand 147 states. [2020-07-18 05:17:12,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:12,128 INFO L93 Difference]: Finished difference Result 160 states and 177 transitions. [2020-07-18 05:17:12,129 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 177 transitions. [2020-07-18 05:17:12,130 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:17:12,130 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:17:12,130 INFO L74 IsIncluded]: Start isIncluded. First operand 147 states. Second operand 160 states. [2020-07-18 05:17:12,130 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 160 states. [2020-07-18 05:17:12,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:12,138 INFO L93 Difference]: Finished difference Result 160 states and 177 transitions. [2020-07-18 05:17:12,138 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 177 transitions. [2020-07-18 05:17:12,139 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:17:12,139 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:17:12,139 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:17:12,139 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:17:12,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-07-18 05:17:12,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 164 transitions. [2020-07-18 05:17:12,145 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 164 transitions. Word has length 121 [2020-07-18 05:17:12,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:17:12,145 INFO L479 AbstractCegarLoop]: Abstraction has 147 states and 164 transitions. [2020-07-18 05:17:12,146 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-18 05:17:12,146 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 147 states and 164 transitions. [2020-07-18 05:17:12,513 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 164 edges. 164 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:12,513 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 164 transitions. [2020-07-18 05:17:12,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-07-18 05:17:12,515 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:17:12,516 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] [2020-07-18 05:17:12,516 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-18 05:17:12,516 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:17:12,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:17:12,516 INFO L82 PathProgramCache]: Analyzing trace with hash -1457945893, now seen corresponding path program 3 times [2020-07-18 05:17:12,517 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:17:12,517 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1508458157] [2020-07-18 05:17:12,517 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:17:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:12,616 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 [2020-07-18 05:17:12,616 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} #valid := #valid[0 := 0]; {8504#true} is VALID [2020-07-18 05:17:12,616 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} assume 0 < #StackHeapBarrier; {8504#true} is VALID [2020-07-18 05:17:12,616 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-18 05:17:12,617 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {8504#true} {8504#true} #194#return; {8504#true} is VALID [2020-07-18 05:17:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:12,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:12,664 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$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-18 05:17:12,665 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-18 05:17:12,665 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-18 05:17:12,665 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-18 05:17:12,666 INFO L280 TraceCheckUtils]: 4: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-18 05:17:12,666 INFO L280 TraceCheckUtils]: 5: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-18 05:17:12,666 INFO L280 TraceCheckUtils]: 6: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-18 05:17:12,667 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-18 05:17:12,667 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-18 05:17:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:12,674 INFO L280 TraceCheckUtils]: 0: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-18 05:17:12,674 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-18 05:17:12,674 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-18 05:17:12,675 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-18 05:17:12,675 INFO L280 TraceCheckUtils]: 4: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-18 05:17:12,675 INFO L280 TraceCheckUtils]: 5: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-18 05:17:12,676 INFO L280 TraceCheckUtils]: 6: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-18 05:17:12,676 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-18 05:17:12,676 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-18 05:17:12,677 INFO L280 TraceCheckUtils]: 0: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {8504#true} is VALID [2020-07-18 05:17:12,677 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-18 05:17:12,677 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := 0, 0; {8504#true} is VALID [2020-07-18 05:17:12,678 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume !!(~len > 0); {8504#true} is VALID [2020-07-18 05:17:12,679 INFO L263 TraceCheckUtils]: 4: Hoare triple {8504#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:12,679 INFO L280 TraceCheckUtils]: 5: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-18 05:17:12,680 INFO L280 TraceCheckUtils]: 6: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-18 05:17:12,680 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-18 05:17:12,680 INFO L280 TraceCheckUtils]: 8: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-18 05:17:12,681 INFO L280 TraceCheckUtils]: 9: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-18 05:17:12,681 INFO L280 TraceCheckUtils]: 10: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-18 05:17:12,681 INFO L280 TraceCheckUtils]: 11: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-18 05:17:12,681 INFO L280 TraceCheckUtils]: 12: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-18 05:17:12,682 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-18 05:17:12,682 INFO L280 TraceCheckUtils]: 14: Hoare triple {8504#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-18 05:17:12,682 INFO L280 TraceCheckUtils]: 15: Hoare triple {8504#true} havoc #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-18 05:17:12,683 INFO L280 TraceCheckUtils]: 16: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {8504#true} is VALID [2020-07-18 05:17:12,683 INFO L280 TraceCheckUtils]: 17: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {8504#true} is VALID [2020-07-18 05:17:12,683 INFO L280 TraceCheckUtils]: 18: Hoare triple {8504#true} #t~post3 := ~len; {8504#true} is VALID [2020-07-18 05:17:12,684 INFO L280 TraceCheckUtils]: 19: Hoare triple {8504#true} ~len := #t~post3 - 1; {8504#true} is VALID [2020-07-18 05:17:12,684 INFO L280 TraceCheckUtils]: 20: Hoare triple {8504#true} havoc #t~post3; {8504#true} is VALID [2020-07-18 05:17:12,684 INFO L280 TraceCheckUtils]: 21: Hoare triple {8504#true} assume !!(~len > 0); {8504#true} is VALID [2020-07-18 05:17:12,686 INFO L263 TraceCheckUtils]: 22: Hoare triple {8504#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:12,687 INFO L280 TraceCheckUtils]: 23: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-18 05:17:12,687 INFO L280 TraceCheckUtils]: 24: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-18 05:17:12,687 INFO L280 TraceCheckUtils]: 25: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-18 05:17:12,688 INFO L280 TraceCheckUtils]: 26: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-18 05:17:12,688 INFO L280 TraceCheckUtils]: 27: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-18 05:17:12,688 INFO L280 TraceCheckUtils]: 28: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-18 05:17:12,688 INFO L280 TraceCheckUtils]: 29: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-18 05:17:12,689 INFO L280 TraceCheckUtils]: 30: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-18 05:17:12,689 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-18 05:17:12,689 INFO L280 TraceCheckUtils]: 32: Hoare triple {8504#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-18 05:17:12,690 INFO L280 TraceCheckUtils]: 33: Hoare triple {8504#true} havoc #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-18 05:17:12,690 INFO L280 TraceCheckUtils]: 34: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {8504#true} is VALID [2020-07-18 05:17:12,690 INFO L280 TraceCheckUtils]: 35: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {8504#true} is VALID [2020-07-18 05:17:12,691 INFO L280 TraceCheckUtils]: 36: Hoare triple {8504#true} #t~post3 := ~len; {8504#true} is VALID [2020-07-18 05:17:12,691 INFO L280 TraceCheckUtils]: 37: Hoare triple {8504#true} ~len := #t~post3 - 1; {8504#true} is VALID [2020-07-18 05:17:12,691 INFO L280 TraceCheckUtils]: 38: Hoare triple {8504#true} havoc #t~post3; {8504#true} is VALID [2020-07-18 05:17:12,692 INFO L280 TraceCheckUtils]: 39: Hoare triple {8504#true} assume !(~len > 0); {8504#true} is VALID [2020-07-18 05:17:12,692 INFO L280 TraceCheckUtils]: 40: Hoare triple {8504#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {8504#true} is VALID [2020-07-18 05:17:12,692 INFO L280 TraceCheckUtils]: 41: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-18 05:17:12,694 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {8504#true} {8511#(<= main_~len~0 2)} #186#return; {8511#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:12,742 INFO L280 TraceCheckUtils]: 0: Hoare triple {8621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-18 05:17:12,743 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-18 05:17:12,743 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} ~index := #in~index; {8504#true} is VALID [2020-07-18 05:17:12,743 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume !!(~index > 0); {8504#true} is VALID [2020-07-18 05:17:12,744 INFO L280 TraceCheckUtils]: 4: Hoare triple {8504#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {8504#true} is VALID [2020-07-18 05:17:12,744 INFO L280 TraceCheckUtils]: 5: Hoare triple {8504#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {8504#true} is VALID [2020-07-18 05:17:12,744 INFO L280 TraceCheckUtils]: 6: Hoare triple {8504#true} havoc #t~mem9.base, #t~mem9.offset; {8504#true} is VALID [2020-07-18 05:17:12,744 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} #t~post10 := ~index; {8504#true} is VALID [2020-07-18 05:17:12,745 INFO L280 TraceCheckUtils]: 8: Hoare triple {8504#true} ~index := #t~post10 - 1; {8504#true} is VALID [2020-07-18 05:17:12,745 INFO L280 TraceCheckUtils]: 9: Hoare triple {8504#true} havoc #t~post10; {8504#true} is VALID [2020-07-18 05:17:12,745 INFO L280 TraceCheckUtils]: 10: Hoare triple {8504#true} assume !(~index > 0); {8504#true} is VALID [2020-07-18 05:17:12,746 INFO L280 TraceCheckUtils]: 11: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {8504#true} is VALID [2020-07-18 05:17:12,746 INFO L280 TraceCheckUtils]: 12: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-18 05:17:12,747 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {8504#true} {8555#(<= main_~i~0 1)} #188#return; {8555#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:12,809 INFO L280 TraceCheckUtils]: 0: Hoare triple {8621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-18 05:17:12,810 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-18 05:17:12,811 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} ~index := #in~index; {8622#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-18 05:17:12,812 INFO L280 TraceCheckUtils]: 3: Hoare triple {8622#(= |sll_update_at_#in~index| sll_update_at_~index)} assume !!(~index > 0); {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,812 INFO L280 TraceCheckUtils]: 4: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,813 INFO L280 TraceCheckUtils]: 5: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,813 INFO L280 TraceCheckUtils]: 6: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} havoc #t~mem9.base, #t~mem9.offset; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,814 INFO L280 TraceCheckUtils]: 7: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} #t~post10 := ~index; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,814 INFO L280 TraceCheckUtils]: 8: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,815 INFO L280 TraceCheckUtils]: 9: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} havoc #t~post10; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,815 INFO L280 TraceCheckUtils]: 10: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} assume !(~index > 0); {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,816 INFO L280 TraceCheckUtils]: 11: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,816 INFO L280 TraceCheckUtils]: 12: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} assume true; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,818 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {8623#(<= 1 |sll_update_at_#in~index|)} {8571#(<= main_~i~0 0)} #188#return; {8505#false} is VALID [2020-07-18 05:17:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:12,825 INFO L280 TraceCheckUtils]: 0: Hoare triple {8504#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-18 05:17:12,826 INFO L280 TraceCheckUtils]: 1: Hoare triple {8504#true} ~index := #in~index; {8504#true} is VALID [2020-07-18 05:17:12,826 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} assume !!(~index > 0); {8504#true} is VALID [2020-07-18 05:17:12,826 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 [2020-07-18 05:17:12,827 INFO L280 TraceCheckUtils]: 4: Hoare triple {8504#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {8504#true} is VALID [2020-07-18 05:17:12,827 INFO L280 TraceCheckUtils]: 5: Hoare triple {8504#true} havoc #t~mem6.base, #t~mem6.offset; {8504#true} is VALID [2020-07-18 05:17:12,827 INFO L280 TraceCheckUtils]: 6: Hoare triple {8504#true} #t~post7 := ~index; {8504#true} is VALID [2020-07-18 05:17:12,828 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} ~index := #t~post7 - 1; {8504#true} is VALID [2020-07-18 05:17:12,828 INFO L280 TraceCheckUtils]: 8: Hoare triple {8504#true} havoc #t~post7; {8504#true} is VALID [2020-07-18 05:17:12,828 INFO L280 TraceCheckUtils]: 9: Hoare triple {8504#true} assume !(~index > 0); {8504#true} is VALID [2020-07-18 05:17:12,828 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 [2020-07-18 05:17:12,829 INFO L280 TraceCheckUtils]: 11: Hoare triple {8504#true} #res := #t~mem8; {8504#true} is VALID [2020-07-18 05:17:12,829 INFO L280 TraceCheckUtils]: 12: Hoare triple {8504#true} havoc #t~mem8; {8504#true} is VALID [2020-07-18 05:17:12,829 INFO L280 TraceCheckUtils]: 13: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-18 05:17:12,829 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {8504#true} {8505#false} #190#return; {8505#false} is VALID [2020-07-18 05:17:12,831 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 [2020-07-18 05:17:12,831 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 [2020-07-18 05:17:12,831 INFO L280 TraceCheckUtils]: 2: Hoare triple {8504#true} #valid := #valid[0 := 0]; {8504#true} is VALID [2020-07-18 05:17:12,832 INFO L280 TraceCheckUtils]: 3: Hoare triple {8504#true} assume 0 < #StackHeapBarrier; {8504#true} is VALID [2020-07-18 05:17:12,832 INFO L280 TraceCheckUtils]: 4: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-18 05:17:12,832 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {8504#true} {8504#true} #194#return; {8504#true} is VALID [2020-07-18 05:17:12,832 INFO L263 TraceCheckUtils]: 6: Hoare triple {8504#true} call #t~ret15 := main(); {8504#true} is VALID [2020-07-18 05:17:12,833 INFO L280 TraceCheckUtils]: 7: Hoare triple {8504#true} ~len~0 := 2; {8511#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:12,834 INFO L280 TraceCheckUtils]: 8: Hoare triple {8511#(<= main_~len~0 2)} ~data~0 := 1; {8511#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:12,836 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$.offset)|))} is VALID [2020-07-18 05:17:12,836 INFO L280 TraceCheckUtils]: 10: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {8504#true} is VALID [2020-07-18 05:17:12,836 INFO L280 TraceCheckUtils]: 11: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-18 05:17:12,837 INFO L280 TraceCheckUtils]: 12: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := 0, 0; {8504#true} is VALID [2020-07-18 05:17:12,837 INFO L280 TraceCheckUtils]: 13: Hoare triple {8504#true} assume !!(~len > 0); {8504#true} is VALID [2020-07-18 05:17:12,839 INFO L263 TraceCheckUtils]: 14: Hoare triple {8504#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:12,840 INFO L280 TraceCheckUtils]: 15: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-18 05:17:12,840 INFO L280 TraceCheckUtils]: 16: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-18 05:17:12,840 INFO L280 TraceCheckUtils]: 17: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-18 05:17:12,840 INFO L280 TraceCheckUtils]: 18: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-18 05:17:12,841 INFO L280 TraceCheckUtils]: 19: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-18 05:17:12,841 INFO L280 TraceCheckUtils]: 20: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-18 05:17:12,841 INFO L280 TraceCheckUtils]: 21: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-18 05:17:12,842 INFO L280 TraceCheckUtils]: 22: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-18 05:17:12,842 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-18 05:17:12,842 INFO L280 TraceCheckUtils]: 24: Hoare triple {8504#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-18 05:17:12,842 INFO L280 TraceCheckUtils]: 25: Hoare triple {8504#true} havoc #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-18 05:17:12,843 INFO L280 TraceCheckUtils]: 26: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {8504#true} is VALID [2020-07-18 05:17:12,843 INFO L280 TraceCheckUtils]: 27: Hoare triple {8504#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {8504#true} is VALID [2020-07-18 05:17:12,843 INFO L280 TraceCheckUtils]: 28: Hoare triple {8504#true} #t~post3 := ~len; {8504#true} is VALID [2020-07-18 05:17:12,844 INFO L280 TraceCheckUtils]: 29: Hoare triple {8504#true} ~len := #t~post3 - 1; {8504#true} is VALID [2020-07-18 05:17:12,844 INFO L280 TraceCheckUtils]: 30: Hoare triple {8504#true} havoc #t~post3; {8504#true} is VALID [2020-07-18 05:17:12,844 INFO L280 TraceCheckUtils]: 31: Hoare triple {8504#true} assume !!(~len > 0); {8504#true} is VALID [2020-07-18 05:17:12,849 INFO L263 TraceCheckUtils]: 32: Hoare triple {8504#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:12,850 INFO L280 TraceCheckUtils]: 33: Hoare triple {8602#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {8504#true} is VALID [2020-07-18 05:17:12,850 INFO L280 TraceCheckUtils]: 34: Hoare triple {8504#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {8504#true} is VALID [2020-07-18 05:17:12,850 INFO L280 TraceCheckUtils]: 35: Hoare triple {8504#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {8504#true} is VALID [2020-07-18 05:17:12,851 INFO L280 TraceCheckUtils]: 36: Hoare triple {8504#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {8504#true} is VALID [2020-07-18 05:17:12,851 INFO L280 TraceCheckUtils]: 37: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {8504#true} is VALID [2020-07-18 05:17:12,851 INFO L280 TraceCheckUtils]: 38: Hoare triple {8504#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {8504#true} is VALID [2020-07-18 05:17:12,851 INFO L280 TraceCheckUtils]: 39: Hoare triple {8504#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {8504#true} is VALID [2020-07-18 05:17:12,852 INFO L280 TraceCheckUtils]: 40: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-18 05:17:12,852 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {8504#true} {8504#true} #182#return; {8504#true} is VALID [2020-07-18 05:17:12,852 INFO L280 TraceCheckUtils]: 42: Hoare triple {8504#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-18 05:17:12,853 INFO L280 TraceCheckUtils]: 43: Hoare triple {8504#true} havoc #t~ret4.base, #t~ret4.offset; {8504#true} is VALID [2020-07-18 05:17:12,853 INFO L280 TraceCheckUtils]: 44: Hoare triple {8504#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {8504#true} is VALID [2020-07-18 05:17:12,853 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 [2020-07-18 05:17:12,853 INFO L280 TraceCheckUtils]: 46: Hoare triple {8504#true} #t~post3 := ~len; {8504#true} is VALID [2020-07-18 05:17:12,854 INFO L280 TraceCheckUtils]: 47: Hoare triple {8504#true} ~len := #t~post3 - 1; {8504#true} is VALID [2020-07-18 05:17:12,854 INFO L280 TraceCheckUtils]: 48: Hoare triple {8504#true} havoc #t~post3; {8504#true} is VALID [2020-07-18 05:17:12,854 INFO L280 TraceCheckUtils]: 49: Hoare triple {8504#true} assume !(~len > 0); {8504#true} is VALID [2020-07-18 05:17:12,855 INFO L280 TraceCheckUtils]: 50: Hoare triple {8504#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {8504#true} is VALID [2020-07-18 05:17:12,855 INFO L280 TraceCheckUtils]: 51: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-18 05:17:12,856 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {8504#true} {8511#(<= main_~len~0 2)} #186#return; {8511#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:12,857 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 [2020-07-18 05:17:12,858 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 [2020-07-18 05:17:12,858 INFO L280 TraceCheckUtils]: 55: Hoare triple {8511#(<= main_~len~0 2)} havoc ~i~0; {8511#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:12,859 INFO L280 TraceCheckUtils]: 56: Hoare triple {8511#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {8555#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:12,860 INFO L280 TraceCheckUtils]: 57: Hoare triple {8555#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {8555#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:12,861 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 [2020-07-18 05:17:12,863 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$.offset)|))} is VALID [2020-07-18 05:17:12,863 INFO L280 TraceCheckUtils]: 60: Hoare triple {8621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-18 05:17:12,863 INFO L280 TraceCheckUtils]: 61: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-18 05:17:12,864 INFO L280 TraceCheckUtils]: 62: Hoare triple {8504#true} ~index := #in~index; {8504#true} is VALID [2020-07-18 05:17:12,864 INFO L280 TraceCheckUtils]: 63: Hoare triple {8504#true} assume !!(~index > 0); {8504#true} is VALID [2020-07-18 05:17:12,864 INFO L280 TraceCheckUtils]: 64: Hoare triple {8504#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {8504#true} is VALID [2020-07-18 05:17:12,864 INFO L280 TraceCheckUtils]: 65: Hoare triple {8504#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {8504#true} is VALID [2020-07-18 05:17:12,864 INFO L280 TraceCheckUtils]: 66: Hoare triple {8504#true} havoc #t~mem9.base, #t~mem9.offset; {8504#true} is VALID [2020-07-18 05:17:12,865 INFO L280 TraceCheckUtils]: 67: Hoare triple {8504#true} #t~post10 := ~index; {8504#true} is VALID [2020-07-18 05:17:12,865 INFO L280 TraceCheckUtils]: 68: Hoare triple {8504#true} ~index := #t~post10 - 1; {8504#true} is VALID [2020-07-18 05:17:12,865 INFO L280 TraceCheckUtils]: 69: Hoare triple {8504#true} havoc #t~post10; {8504#true} is VALID [2020-07-18 05:17:12,866 INFO L280 TraceCheckUtils]: 70: Hoare triple {8504#true} assume !(~index > 0); {8504#true} is VALID [2020-07-18 05:17:12,866 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 [2020-07-18 05:17:12,866 INFO L280 TraceCheckUtils]: 72: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-18 05:17:12,867 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {8504#true} {8555#(<= main_~i~0 1)} #188#return; {8555#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:12,868 INFO L280 TraceCheckUtils]: 74: Hoare triple {8555#(<= main_~i~0 1)} #t~post12 := ~i~0; {8570#(<= |main_#t~post12| 1)} is VALID [2020-07-18 05:17:12,869 INFO L280 TraceCheckUtils]: 75: Hoare triple {8570#(<= |main_#t~post12| 1)} ~i~0 := #t~post12 - 1; {8571#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:12,870 INFO L280 TraceCheckUtils]: 76: Hoare triple {8571#(<= main_~i~0 0)} havoc #t~post12; {8571#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:12,871 INFO L280 TraceCheckUtils]: 77: Hoare triple {8571#(<= main_~i~0 0)} assume !!(~i~0 >= 0); {8571#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:12,872 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 [2020-07-18 05:17:12,873 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$.offset)|))} is VALID [2020-07-18 05:17:12,874 INFO L280 TraceCheckUtils]: 80: Hoare triple {8621#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-18 05:17:12,874 INFO L280 TraceCheckUtils]: 81: Hoare triple {8504#true} ~data := #in~data; {8504#true} is VALID [2020-07-18 05:17:12,875 INFO L280 TraceCheckUtils]: 82: Hoare triple {8504#true} ~index := #in~index; {8622#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-18 05:17:12,876 INFO L280 TraceCheckUtils]: 83: Hoare triple {8622#(= |sll_update_at_#in~index| sll_update_at_~index)} assume !!(~index > 0); {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,877 INFO L280 TraceCheckUtils]: 84: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,877 INFO L280 TraceCheckUtils]: 85: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,878 INFO L280 TraceCheckUtils]: 86: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} havoc #t~mem9.base, #t~mem9.offset; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,879 INFO L280 TraceCheckUtils]: 87: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} #t~post10 := ~index; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,880 INFO L280 TraceCheckUtils]: 88: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,880 INFO L280 TraceCheckUtils]: 89: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} havoc #t~post10; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,881 INFO L280 TraceCheckUtils]: 90: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} assume !(~index > 0); {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,882 INFO L280 TraceCheckUtils]: 91: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,882 INFO L280 TraceCheckUtils]: 92: Hoare triple {8623#(<= 1 |sll_update_at_#in~index|)} assume true; {8623#(<= 1 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:12,884 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {8623#(<= 1 |sll_update_at_#in~index|)} {8571#(<= main_~i~0 0)} #188#return; {8505#false} is VALID [2020-07-18 05:17:12,885 INFO L280 TraceCheckUtils]: 94: Hoare triple {8505#false} #t~post12 := ~i~0; {8505#false} is VALID [2020-07-18 05:17:12,885 INFO L280 TraceCheckUtils]: 95: Hoare triple {8505#false} ~i~0 := #t~post12 - 1; {8505#false} is VALID [2020-07-18 05:17:12,885 INFO L280 TraceCheckUtils]: 96: Hoare triple {8505#false} havoc #t~post12; {8505#false} is VALID [2020-07-18 05:17:12,885 INFO L280 TraceCheckUtils]: 97: Hoare triple {8505#false} assume !(~i~0 >= 0); {8505#false} is VALID [2020-07-18 05:17:12,886 INFO L280 TraceCheckUtils]: 98: Hoare triple {8505#false} ~i~0 := ~len~0 - 1; {8505#false} is VALID [2020-07-18 05:17:12,886 INFO L280 TraceCheckUtils]: 99: Hoare triple {8505#false} assume !!(~i~0 >= 0); {8505#false} is VALID [2020-07-18 05:17:12,886 INFO L280 TraceCheckUtils]: 100: Hoare triple {8505#false} ~expected~0 := ~i~0 + ~len~0; {8505#false} is VALID [2020-07-18 05:17:12,887 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 [2020-07-18 05:17:12,887 INFO L280 TraceCheckUtils]: 102: Hoare triple {8504#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {8504#true} is VALID [2020-07-18 05:17:12,887 INFO L280 TraceCheckUtils]: 103: Hoare triple {8504#true} ~index := #in~index; {8504#true} is VALID [2020-07-18 05:17:12,887 INFO L280 TraceCheckUtils]: 104: Hoare triple {8504#true} assume !!(~index > 0); {8504#true} is VALID [2020-07-18 05:17:12,888 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 [2020-07-18 05:17:12,888 INFO L280 TraceCheckUtils]: 106: Hoare triple {8504#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {8504#true} is VALID [2020-07-18 05:17:12,888 INFO L280 TraceCheckUtils]: 107: Hoare triple {8504#true} havoc #t~mem6.base, #t~mem6.offset; {8504#true} is VALID [2020-07-18 05:17:12,888 INFO L280 TraceCheckUtils]: 108: Hoare triple {8504#true} #t~post7 := ~index; {8504#true} is VALID [2020-07-18 05:17:12,889 INFO L280 TraceCheckUtils]: 109: Hoare triple {8504#true} ~index := #t~post7 - 1; {8504#true} is VALID [2020-07-18 05:17:12,889 INFO L280 TraceCheckUtils]: 110: Hoare triple {8504#true} havoc #t~post7; {8504#true} is VALID [2020-07-18 05:17:12,889 INFO L280 TraceCheckUtils]: 111: Hoare triple {8504#true} assume !(~index > 0); {8504#true} is VALID [2020-07-18 05:17:12,889 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 [2020-07-18 05:17:12,890 INFO L280 TraceCheckUtils]: 113: Hoare triple {8504#true} #res := #t~mem8; {8504#true} is VALID [2020-07-18 05:17:12,890 INFO L280 TraceCheckUtils]: 114: Hoare triple {8504#true} havoc #t~mem8; {8504#true} is VALID [2020-07-18 05:17:12,890 INFO L280 TraceCheckUtils]: 115: Hoare triple {8504#true} assume true; {8504#true} is VALID [2020-07-18 05:17:12,890 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {8504#true} {8505#false} #190#return; {8505#false} is VALID [2020-07-18 05:17:12,890 INFO L280 TraceCheckUtils]: 117: Hoare triple {8505#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {8505#false} is VALID [2020-07-18 05:17:12,891 INFO L280 TraceCheckUtils]: 118: Hoare triple {8505#false} assume ~expected~0 != #t~ret14; {8505#false} is VALID [2020-07-18 05:17:12,891 INFO L280 TraceCheckUtils]: 119: Hoare triple {8505#false} havoc #t~ret14; {8505#false} is VALID [2020-07-18 05:17:12,891 INFO L280 TraceCheckUtils]: 120: Hoare triple {8505#false} assume !false; {8505#false} is VALID [2020-07-18 05:17:12,903 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 21 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-07-18 05:17:12,903 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1508458157] [2020-07-18 05:17:12,904 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:17:12,904 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-07-18 05:17:12,904 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105072059] [2020-07-18 05:17:12,905 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-18 05:17:12,906 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:17:12,906 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-18 05:17:13,031 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 101 edges. 101 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:13,031 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-18 05:17:13,032 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:17:13,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-18 05:17:13,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-18 05:17:13,033 INFO L87 Difference]: Start difference. First operand 147 states and 164 transitions. Second operand 11 states. [2020-07-18 05:17:15,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:15,424 INFO L93 Difference]: Finished difference Result 231 states and 256 transitions. [2020-07-18 05:17:15,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-18 05:17:15,424 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-18 05:17:15,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:17:15,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-18 05:17:15,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 168 transitions. [2020-07-18 05:17:15,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-18 05:17:15,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 168 transitions. [2020-07-18 05:17:15,432 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 168 transitions. [2020-07-18 05:17:15,629 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 168 edges. 168 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:15,633 INFO L225 Difference]: With dead ends: 231 [2020-07-18 05:17:15,633 INFO L226 Difference]: Without dead ends: 155 [2020-07-18 05:17:15,635 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=94, Invalid=368, Unknown=0, NotChecked=0, Total=462 [2020-07-18 05:17:15,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-07-18 05:17:16,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 147. [2020-07-18 05:17:16,245 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:17:16,246 INFO L82 GeneralOperation]: Start isEquivalent. First operand 155 states. Second operand 147 states. [2020-07-18 05:17:16,246 INFO L74 IsIncluded]: Start isIncluded. First operand 155 states. Second operand 147 states. [2020-07-18 05:17:16,246 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 147 states. [2020-07-18 05:17:16,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:16,252 INFO L93 Difference]: Finished difference Result 155 states and 168 transitions. [2020-07-18 05:17:16,252 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 168 transitions. [2020-07-18 05:17:16,254 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:17:16,254 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:17:16,254 INFO L74 IsIncluded]: Start isIncluded. First operand 147 states. Second operand 155 states. [2020-07-18 05:17:16,254 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 155 states. [2020-07-18 05:17:16,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:16,258 INFO L93 Difference]: Finished difference Result 155 states and 168 transitions. [2020-07-18 05:17:16,258 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 168 transitions. [2020-07-18 05:17:16,259 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:17:16,259 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:17:16,259 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:17:16,260 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:17:16,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-07-18 05:17:16,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 160 transitions. [2020-07-18 05:17:16,263 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 160 transitions. Word has length 121 [2020-07-18 05:17:16,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:17:16,264 INFO L479 AbstractCegarLoop]: Abstraction has 147 states and 160 transitions. [2020-07-18 05:17:16,264 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-18 05:17:16,264 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 147 states and 160 transitions. [2020-07-18 05:17:16,629 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 160 edges. 160 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:16,629 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 160 transitions. [2020-07-18 05:17:16,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-07-18 05:17:16,631 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:17:16,632 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] [2020-07-18 05:17:16,632 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-18 05:17:16,632 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:17:16,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:17:16,633 INFO L82 PathProgramCache]: Analyzing trace with hash 844548283, now seen corresponding path program 4 times [2020-07-18 05:17:16,633 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:17:16,633 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2080834513] [2020-07-18 05:17:16,633 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:17:16,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:16,713 INFO L280 TraceCheckUtils]: 0: Hoare triple {9810#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {9715#true} is VALID [2020-07-18 05:17:16,713 INFO L280 TraceCheckUtils]: 1: Hoare triple {9715#true} #valid := #valid[0 := 0]; {9715#true} is VALID [2020-07-18 05:17:16,714 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} assume 0 < #StackHeapBarrier; {9715#true} is VALID [2020-07-18 05:17:16,714 INFO L280 TraceCheckUtils]: 3: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-18 05:17:16,714 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9715#true} {9715#true} #194#return; {9715#true} is VALID [2020-07-18 05:17:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:16,759 INFO L280 TraceCheckUtils]: 0: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9715#true} is VALID [2020-07-18 05:17:16,759 INFO L280 TraceCheckUtils]: 1: Hoare triple {9715#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9715#true} is VALID [2020-07-18 05:17:16,760 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9715#true} is VALID [2020-07-18 05:17:16,760 INFO L280 TraceCheckUtils]: 3: Hoare triple {9715#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9715#true} is VALID [2020-07-18 05:17:16,760 INFO L280 TraceCheckUtils]: 4: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9715#true} is VALID [2020-07-18 05:17:16,760 INFO L280 TraceCheckUtils]: 5: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9715#true} is VALID [2020-07-18 05:17:16,761 INFO L280 TraceCheckUtils]: 6: Hoare triple {9715#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9715#true} is VALID [2020-07-18 05:17:16,761 INFO L280 TraceCheckUtils]: 7: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-18 05:17:16,761 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9715#true} {9715#true} #182#return; {9715#true} is VALID [2020-07-18 05:17:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:16,767 INFO L280 TraceCheckUtils]: 0: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9715#true} is VALID [2020-07-18 05:17:16,768 INFO L280 TraceCheckUtils]: 1: Hoare triple {9715#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9715#true} is VALID [2020-07-18 05:17:16,768 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9715#true} is VALID [2020-07-18 05:17:16,769 INFO L280 TraceCheckUtils]: 3: Hoare triple {9715#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9715#true} is VALID [2020-07-18 05:17:16,769 INFO L280 TraceCheckUtils]: 4: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9715#true} is VALID [2020-07-18 05:17:16,769 INFO L280 TraceCheckUtils]: 5: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9715#true} is VALID [2020-07-18 05:17:16,769 INFO L280 TraceCheckUtils]: 6: Hoare triple {9715#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9715#true} is VALID [2020-07-18 05:17:16,770 INFO L280 TraceCheckUtils]: 7: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-18 05:17:16,770 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9715#true} {9715#true} #182#return; {9715#true} is VALID [2020-07-18 05:17:16,770 INFO L280 TraceCheckUtils]: 0: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {9715#true} is VALID [2020-07-18 05:17:16,771 INFO L280 TraceCheckUtils]: 1: Hoare triple {9715#true} ~data := #in~data; {9715#true} is VALID [2020-07-18 05:17:16,771 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} ~head~0.base, ~head~0.offset := 0, 0; {9715#true} is VALID [2020-07-18 05:17:16,771 INFO L280 TraceCheckUtils]: 3: Hoare triple {9715#true} assume !!(~len > 0); {9715#true} is VALID [2020-07-18 05:17:16,773 INFO L263 TraceCheckUtils]: 4: Hoare triple {9715#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:16,773 INFO L280 TraceCheckUtils]: 5: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9715#true} is VALID [2020-07-18 05:17:16,773 INFO L280 TraceCheckUtils]: 6: Hoare triple {9715#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9715#true} is VALID [2020-07-18 05:17:16,773 INFO L280 TraceCheckUtils]: 7: Hoare triple {9715#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9715#true} is VALID [2020-07-18 05:17:16,774 INFO L280 TraceCheckUtils]: 8: Hoare triple {9715#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9715#true} is VALID [2020-07-18 05:17:16,774 INFO L280 TraceCheckUtils]: 9: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9715#true} is VALID [2020-07-18 05:17:16,774 INFO L280 TraceCheckUtils]: 10: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9715#true} is VALID [2020-07-18 05:17:16,774 INFO L280 TraceCheckUtils]: 11: Hoare triple {9715#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9715#true} is VALID [2020-07-18 05:17:16,774 INFO L280 TraceCheckUtils]: 12: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-18 05:17:16,775 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {9715#true} {9715#true} #182#return; {9715#true} is VALID [2020-07-18 05:17:16,775 INFO L280 TraceCheckUtils]: 14: Hoare triple {9715#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-18 05:17:16,775 INFO L280 TraceCheckUtils]: 15: Hoare triple {9715#true} havoc #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-18 05:17:16,776 INFO L280 TraceCheckUtils]: 16: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {9715#true} is VALID [2020-07-18 05:17:16,776 INFO L280 TraceCheckUtils]: 17: Hoare triple {9715#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {9715#true} is VALID [2020-07-18 05:17:16,776 INFO L280 TraceCheckUtils]: 18: Hoare triple {9715#true} #t~post3 := ~len; {9715#true} is VALID [2020-07-18 05:17:16,776 INFO L280 TraceCheckUtils]: 19: Hoare triple {9715#true} ~len := #t~post3 - 1; {9715#true} is VALID [2020-07-18 05:17:16,777 INFO L280 TraceCheckUtils]: 20: Hoare triple {9715#true} havoc #t~post3; {9715#true} is VALID [2020-07-18 05:17:16,777 INFO L280 TraceCheckUtils]: 21: Hoare triple {9715#true} assume !!(~len > 0); {9715#true} is VALID [2020-07-18 05:17:16,778 INFO L263 TraceCheckUtils]: 22: Hoare triple {9715#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:16,779 INFO L280 TraceCheckUtils]: 23: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9715#true} is VALID [2020-07-18 05:17:16,779 INFO L280 TraceCheckUtils]: 24: Hoare triple {9715#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9715#true} is VALID [2020-07-18 05:17:16,779 INFO L280 TraceCheckUtils]: 25: Hoare triple {9715#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9715#true} is VALID [2020-07-18 05:17:16,779 INFO L280 TraceCheckUtils]: 26: Hoare triple {9715#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9715#true} is VALID [2020-07-18 05:17:16,780 INFO L280 TraceCheckUtils]: 27: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9715#true} is VALID [2020-07-18 05:17:16,780 INFO L280 TraceCheckUtils]: 28: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9715#true} is VALID [2020-07-18 05:17:16,780 INFO L280 TraceCheckUtils]: 29: Hoare triple {9715#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9715#true} is VALID [2020-07-18 05:17:16,781 INFO L280 TraceCheckUtils]: 30: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-18 05:17:16,781 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {9715#true} {9715#true} #182#return; {9715#true} is VALID [2020-07-18 05:17:16,781 INFO L280 TraceCheckUtils]: 32: Hoare triple {9715#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-18 05:17:16,781 INFO L280 TraceCheckUtils]: 33: Hoare triple {9715#true} havoc #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-18 05:17:16,782 INFO L280 TraceCheckUtils]: 34: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {9715#true} is VALID [2020-07-18 05:17:16,782 INFO L280 TraceCheckUtils]: 35: Hoare triple {9715#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {9715#true} is VALID [2020-07-18 05:17:16,782 INFO L280 TraceCheckUtils]: 36: Hoare triple {9715#true} #t~post3 := ~len; {9715#true} is VALID [2020-07-18 05:17:16,782 INFO L280 TraceCheckUtils]: 37: Hoare triple {9715#true} ~len := #t~post3 - 1; {9715#true} is VALID [2020-07-18 05:17:16,783 INFO L280 TraceCheckUtils]: 38: Hoare triple {9715#true} havoc #t~post3; {9715#true} is VALID [2020-07-18 05:17:16,783 INFO L280 TraceCheckUtils]: 39: Hoare triple {9715#true} assume !(~len > 0); {9715#true} is VALID [2020-07-18 05:17:16,783 INFO L280 TraceCheckUtils]: 40: Hoare triple {9715#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {9715#true} is VALID [2020-07-18 05:17:16,783 INFO L280 TraceCheckUtils]: 41: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-18 05:17:16,785 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {9715#true} {9722#(<= main_~len~0 2)} #186#return; {9722#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:16,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:16,880 INFO L280 TraceCheckUtils]: 0: Hoare triple {9830#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9715#true} is VALID [2020-07-18 05:17:16,881 INFO L280 TraceCheckUtils]: 1: Hoare triple {9715#true} ~data := #in~data; {9715#true} is VALID [2020-07-18 05:17:16,881 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} ~index := #in~index; {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-18 05:17:16,882 INFO L280 TraceCheckUtils]: 3: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} assume !!(~index > 0); {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-18 05:17:16,882 INFO L280 TraceCheckUtils]: 4: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-18 05:17:16,883 INFO L280 TraceCheckUtils]: 5: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-18 05:17:16,883 INFO L280 TraceCheckUtils]: 6: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} havoc #t~mem9.base, #t~mem9.offset; {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-18 05:17:16,884 INFO L280 TraceCheckUtils]: 7: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} #t~post10 := ~index; {9832#(<= |sll_update_at_#t~post10| |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,885 INFO L280 TraceCheckUtils]: 8: Hoare triple {9832#(<= |sll_update_at_#t~post10| |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,885 INFO L280 TraceCheckUtils]: 9: Hoare triple {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} havoc #t~post10; {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,886 INFO L280 TraceCheckUtils]: 10: Hoare triple {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} assume !!(~index > 0); {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,886 INFO L280 TraceCheckUtils]: 11: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,887 INFO L280 TraceCheckUtils]: 12: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,887 INFO L280 TraceCheckUtils]: 13: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} havoc #t~mem9.base, #t~mem9.offset; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,888 INFO L280 TraceCheckUtils]: 14: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} #t~post10 := ~index; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,888 INFO L280 TraceCheckUtils]: 15: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,889 INFO L280 TraceCheckUtils]: 16: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} havoc #t~post10; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,890 INFO L280 TraceCheckUtils]: 17: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} assume !(~index > 0); {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,890 INFO L280 TraceCheckUtils]: 18: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,891 INFO L280 TraceCheckUtils]: 19: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} assume true; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,892 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9834#(<= 2 |sll_update_at_#in~index|)} {9766#(<= main_~i~0 1)} #188#return; {9716#false} is VALID [2020-07-18 05:17:16,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:16,897 INFO L280 TraceCheckUtils]: 0: Hoare triple {9830#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9715#true} is VALID [2020-07-18 05:17:16,898 INFO L280 TraceCheckUtils]: 1: Hoare triple {9715#true} ~data := #in~data; {9715#true} is VALID [2020-07-18 05:17:16,898 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} ~index := #in~index; {9715#true} is VALID [2020-07-18 05:17:16,898 INFO L280 TraceCheckUtils]: 3: Hoare triple {9715#true} assume !(~index > 0); {9715#true} is VALID [2020-07-18 05:17:16,898 INFO L280 TraceCheckUtils]: 4: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {9715#true} is VALID [2020-07-18 05:17:16,898 INFO L280 TraceCheckUtils]: 5: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-18 05:17:16,898 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {9715#true} {9716#false} #188#return; {9716#false} is VALID [2020-07-18 05:17:16,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:16,904 INFO L280 TraceCheckUtils]: 0: Hoare triple {9715#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9715#true} is VALID [2020-07-18 05:17:16,905 INFO L280 TraceCheckUtils]: 1: Hoare triple {9715#true} ~index := #in~index; {9715#true} is VALID [2020-07-18 05:17:16,905 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} assume !!(~index > 0); {9715#true} is VALID [2020-07-18 05:17:16,905 INFO L280 TraceCheckUtils]: 3: Hoare triple {9715#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {9715#true} is VALID [2020-07-18 05:17:16,905 INFO L280 TraceCheckUtils]: 4: Hoare triple {9715#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {9715#true} is VALID [2020-07-18 05:17:16,905 INFO L280 TraceCheckUtils]: 5: Hoare triple {9715#true} havoc #t~mem6.base, #t~mem6.offset; {9715#true} is VALID [2020-07-18 05:17:16,905 INFO L280 TraceCheckUtils]: 6: Hoare triple {9715#true} #t~post7 := ~index; {9715#true} is VALID [2020-07-18 05:17:16,906 INFO L280 TraceCheckUtils]: 7: Hoare triple {9715#true} ~index := #t~post7 - 1; {9715#true} is VALID [2020-07-18 05:17:16,906 INFO L280 TraceCheckUtils]: 8: Hoare triple {9715#true} havoc #t~post7; {9715#true} is VALID [2020-07-18 05:17:16,906 INFO L280 TraceCheckUtils]: 9: Hoare triple {9715#true} assume !(~index > 0); {9715#true} is VALID [2020-07-18 05:17:16,906 INFO L280 TraceCheckUtils]: 10: Hoare triple {9715#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {9715#true} is VALID [2020-07-18 05:17:16,906 INFO L280 TraceCheckUtils]: 11: Hoare triple {9715#true} #res := #t~mem8; {9715#true} is VALID [2020-07-18 05:17:16,907 INFO L280 TraceCheckUtils]: 12: Hoare triple {9715#true} havoc #t~mem8; {9715#true} is VALID [2020-07-18 05:17:16,907 INFO L280 TraceCheckUtils]: 13: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-18 05:17:16,907 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {9715#true} {9716#false} #190#return; {9716#false} is VALID [2020-07-18 05:17:16,909 INFO L263 TraceCheckUtils]: 0: Hoare triple {9715#true} call ULTIMATE.init(); {9810#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:17:16,909 INFO L280 TraceCheckUtils]: 1: Hoare triple {9810#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {9715#true} is VALID [2020-07-18 05:17:16,909 INFO L280 TraceCheckUtils]: 2: Hoare triple {9715#true} #valid := #valid[0 := 0]; {9715#true} is VALID [2020-07-18 05:17:16,909 INFO L280 TraceCheckUtils]: 3: Hoare triple {9715#true} assume 0 < #StackHeapBarrier; {9715#true} is VALID [2020-07-18 05:17:16,909 INFO L280 TraceCheckUtils]: 4: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-18 05:17:16,910 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {9715#true} {9715#true} #194#return; {9715#true} is VALID [2020-07-18 05:17:16,910 INFO L263 TraceCheckUtils]: 6: Hoare triple {9715#true} call #t~ret15 := main(); {9715#true} is VALID [2020-07-18 05:17:16,912 INFO L280 TraceCheckUtils]: 7: Hoare triple {9715#true} ~len~0 := 2; {9722#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:16,912 INFO L280 TraceCheckUtils]: 8: Hoare triple {9722#(<= main_~len~0 2)} ~data~0 := 1; {9722#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:16,913 INFO L263 TraceCheckUtils]: 9: Hoare triple {9722#(<= main_~len~0 2)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:16,913 INFO L280 TraceCheckUtils]: 10: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {9715#true} is VALID [2020-07-18 05:17:16,914 INFO L280 TraceCheckUtils]: 11: Hoare triple {9715#true} ~data := #in~data; {9715#true} is VALID [2020-07-18 05:17:16,914 INFO L280 TraceCheckUtils]: 12: Hoare triple {9715#true} ~head~0.base, ~head~0.offset := 0, 0; {9715#true} is VALID [2020-07-18 05:17:16,914 INFO L280 TraceCheckUtils]: 13: Hoare triple {9715#true} assume !!(~len > 0); {9715#true} is VALID [2020-07-18 05:17:16,915 INFO L263 TraceCheckUtils]: 14: Hoare triple {9715#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:16,915 INFO L280 TraceCheckUtils]: 15: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9715#true} is VALID [2020-07-18 05:17:16,915 INFO L280 TraceCheckUtils]: 16: Hoare triple {9715#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9715#true} is VALID [2020-07-18 05:17:16,915 INFO L280 TraceCheckUtils]: 17: Hoare triple {9715#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9715#true} is VALID [2020-07-18 05:17:16,916 INFO L280 TraceCheckUtils]: 18: Hoare triple {9715#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9715#true} is VALID [2020-07-18 05:17:16,916 INFO L280 TraceCheckUtils]: 19: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9715#true} is VALID [2020-07-18 05:17:16,916 INFO L280 TraceCheckUtils]: 20: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9715#true} is VALID [2020-07-18 05:17:16,916 INFO L280 TraceCheckUtils]: 21: Hoare triple {9715#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9715#true} is VALID [2020-07-18 05:17:16,916 INFO L280 TraceCheckUtils]: 22: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-18 05:17:16,917 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {9715#true} {9715#true} #182#return; {9715#true} is VALID [2020-07-18 05:17:16,917 INFO L280 TraceCheckUtils]: 24: Hoare triple {9715#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-18 05:17:16,917 INFO L280 TraceCheckUtils]: 25: Hoare triple {9715#true} havoc #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-18 05:17:16,917 INFO L280 TraceCheckUtils]: 26: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {9715#true} is VALID [2020-07-18 05:17:16,917 INFO L280 TraceCheckUtils]: 27: Hoare triple {9715#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {9715#true} is VALID [2020-07-18 05:17:16,917 INFO L280 TraceCheckUtils]: 28: Hoare triple {9715#true} #t~post3 := ~len; {9715#true} is VALID [2020-07-18 05:17:16,918 INFO L280 TraceCheckUtils]: 29: Hoare triple {9715#true} ~len := #t~post3 - 1; {9715#true} is VALID [2020-07-18 05:17:16,918 INFO L280 TraceCheckUtils]: 30: Hoare triple {9715#true} havoc #t~post3; {9715#true} is VALID [2020-07-18 05:17:16,918 INFO L280 TraceCheckUtils]: 31: Hoare triple {9715#true} assume !!(~len > 0); {9715#true} is VALID [2020-07-18 05:17:16,919 INFO L263 TraceCheckUtils]: 32: Hoare triple {9715#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:16,919 INFO L280 TraceCheckUtils]: 33: Hoare triple {9811#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {9715#true} is VALID [2020-07-18 05:17:16,919 INFO L280 TraceCheckUtils]: 34: Hoare triple {9715#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {9715#true} is VALID [2020-07-18 05:17:16,919 INFO L280 TraceCheckUtils]: 35: Hoare triple {9715#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {9715#true} is VALID [2020-07-18 05:17:16,920 INFO L280 TraceCheckUtils]: 36: Hoare triple {9715#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {9715#true} is VALID [2020-07-18 05:17:16,920 INFO L280 TraceCheckUtils]: 37: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {9715#true} is VALID [2020-07-18 05:17:16,920 INFO L280 TraceCheckUtils]: 38: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {9715#true} is VALID [2020-07-18 05:17:16,920 INFO L280 TraceCheckUtils]: 39: Hoare triple {9715#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {9715#true} is VALID [2020-07-18 05:17:16,920 INFO L280 TraceCheckUtils]: 40: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-18 05:17:16,921 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {9715#true} {9715#true} #182#return; {9715#true} is VALID [2020-07-18 05:17:16,921 INFO L280 TraceCheckUtils]: 42: Hoare triple {9715#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-18 05:17:16,921 INFO L280 TraceCheckUtils]: 43: Hoare triple {9715#true} havoc #t~ret4.base, #t~ret4.offset; {9715#true} is VALID [2020-07-18 05:17:16,921 INFO L280 TraceCheckUtils]: 44: Hoare triple {9715#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {9715#true} is VALID [2020-07-18 05:17:16,921 INFO L280 TraceCheckUtils]: 45: Hoare triple {9715#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {9715#true} is VALID [2020-07-18 05:17:16,921 INFO L280 TraceCheckUtils]: 46: Hoare triple {9715#true} #t~post3 := ~len; {9715#true} is VALID [2020-07-18 05:17:16,922 INFO L280 TraceCheckUtils]: 47: Hoare triple {9715#true} ~len := #t~post3 - 1; {9715#true} is VALID [2020-07-18 05:17:16,922 INFO L280 TraceCheckUtils]: 48: Hoare triple {9715#true} havoc #t~post3; {9715#true} is VALID [2020-07-18 05:17:16,922 INFO L280 TraceCheckUtils]: 49: Hoare triple {9715#true} assume !(~len > 0); {9715#true} is VALID [2020-07-18 05:17:16,922 INFO L280 TraceCheckUtils]: 50: Hoare triple {9715#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {9715#true} is VALID [2020-07-18 05:17:16,922 INFO L280 TraceCheckUtils]: 51: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-18 05:17:16,923 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {9715#true} {9722#(<= main_~len~0 2)} #186#return; {9722#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:16,924 INFO L280 TraceCheckUtils]: 53: Hoare triple {9722#(<= main_~len~0 2)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {9722#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:16,924 INFO L280 TraceCheckUtils]: 54: Hoare triple {9722#(<= main_~len~0 2)} havoc #t~ret11.base, #t~ret11.offset; {9722#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:16,925 INFO L280 TraceCheckUtils]: 55: Hoare triple {9722#(<= main_~len~0 2)} havoc ~i~0; {9722#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:16,925 INFO L280 TraceCheckUtils]: 56: Hoare triple {9722#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {9766#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:16,926 INFO L280 TraceCheckUtils]: 57: Hoare triple {9766#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {9766#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:16,926 INFO L280 TraceCheckUtils]: 58: Hoare triple {9766#(<= main_~i~0 1)} ~new_data~0 := ~i~0 + ~len~0; {9766#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:16,928 INFO L263 TraceCheckUtils]: 59: Hoare triple {9766#(<= main_~i~0 1)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {9830#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:16,928 INFO L280 TraceCheckUtils]: 60: Hoare triple {9830#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9715#true} is VALID [2020-07-18 05:17:16,928 INFO L280 TraceCheckUtils]: 61: Hoare triple {9715#true} ~data := #in~data; {9715#true} is VALID [2020-07-18 05:17:16,929 INFO L280 TraceCheckUtils]: 62: Hoare triple {9715#true} ~index := #in~index; {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-18 05:17:16,930 INFO L280 TraceCheckUtils]: 63: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} assume !!(~index > 0); {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-18 05:17:16,930 INFO L280 TraceCheckUtils]: 64: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-18 05:17:16,931 INFO L280 TraceCheckUtils]: 65: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-18 05:17:16,931 INFO L280 TraceCheckUtils]: 66: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} havoc #t~mem9.base, #t~mem9.offset; {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} is VALID [2020-07-18 05:17:16,932 INFO L280 TraceCheckUtils]: 67: Hoare triple {9831#(= |sll_update_at_#in~index| sll_update_at_~index)} #t~post10 := ~index; {9832#(<= |sll_update_at_#t~post10| |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,933 INFO L280 TraceCheckUtils]: 68: Hoare triple {9832#(<= |sll_update_at_#t~post10| |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,933 INFO L280 TraceCheckUtils]: 69: Hoare triple {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} havoc #t~post10; {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,934 INFO L280 TraceCheckUtils]: 70: Hoare triple {9833#(<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)} assume !!(~index > 0); {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,934 INFO L280 TraceCheckUtils]: 71: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,935 INFO L280 TraceCheckUtils]: 72: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,936 INFO L280 TraceCheckUtils]: 73: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} havoc #t~mem9.base, #t~mem9.offset; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,936 INFO L280 TraceCheckUtils]: 74: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} #t~post10 := ~index; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,937 INFO L280 TraceCheckUtils]: 75: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} ~index := #t~post10 - 1; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,937 INFO L280 TraceCheckUtils]: 76: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} havoc #t~post10; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,937 INFO L280 TraceCheckUtils]: 77: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} assume !(~index > 0); {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,938 INFO L280 TraceCheckUtils]: 78: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,938 INFO L280 TraceCheckUtils]: 79: Hoare triple {9834#(<= 2 |sll_update_at_#in~index|)} assume true; {9834#(<= 2 |sll_update_at_#in~index|)} is VALID [2020-07-18 05:17:16,940 INFO L275 TraceCheckUtils]: 80: Hoare quadruple {9834#(<= 2 |sll_update_at_#in~index|)} {9766#(<= main_~i~0 1)} #188#return; {9716#false} is VALID [2020-07-18 05:17:16,940 INFO L280 TraceCheckUtils]: 81: Hoare triple {9716#false} #t~post12 := ~i~0; {9716#false} is VALID [2020-07-18 05:17:16,940 INFO L280 TraceCheckUtils]: 82: Hoare triple {9716#false} ~i~0 := #t~post12 - 1; {9716#false} is VALID [2020-07-18 05:17:16,940 INFO L280 TraceCheckUtils]: 83: Hoare triple {9716#false} havoc #t~post12; {9716#false} is VALID [2020-07-18 05:17:16,940 INFO L280 TraceCheckUtils]: 84: Hoare triple {9716#false} assume !!(~i~0 >= 0); {9716#false} is VALID [2020-07-18 05:17:16,940 INFO L280 TraceCheckUtils]: 85: Hoare triple {9716#false} ~new_data~0 := ~i~0 + ~len~0; {9716#false} is VALID [2020-07-18 05:17:16,941 INFO L263 TraceCheckUtils]: 86: Hoare triple {9716#false} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {9830#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:16,941 INFO L280 TraceCheckUtils]: 87: Hoare triple {9830#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9715#true} is VALID [2020-07-18 05:17:16,941 INFO L280 TraceCheckUtils]: 88: Hoare triple {9715#true} ~data := #in~data; {9715#true} is VALID [2020-07-18 05:17:16,941 INFO L280 TraceCheckUtils]: 89: Hoare triple {9715#true} ~index := #in~index; {9715#true} is VALID [2020-07-18 05:17:16,941 INFO L280 TraceCheckUtils]: 90: Hoare triple {9715#true} assume !(~index > 0); {9715#true} is VALID [2020-07-18 05:17:16,941 INFO L280 TraceCheckUtils]: 91: Hoare triple {9715#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {9715#true} is VALID [2020-07-18 05:17:16,942 INFO L280 TraceCheckUtils]: 92: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-18 05:17:16,942 INFO L275 TraceCheckUtils]: 93: Hoare quadruple {9715#true} {9716#false} #188#return; {9716#false} is VALID [2020-07-18 05:17:16,942 INFO L280 TraceCheckUtils]: 94: Hoare triple {9716#false} #t~post12 := ~i~0; {9716#false} is VALID [2020-07-18 05:17:16,942 INFO L280 TraceCheckUtils]: 95: Hoare triple {9716#false} ~i~0 := #t~post12 - 1; {9716#false} is VALID [2020-07-18 05:17:16,942 INFO L280 TraceCheckUtils]: 96: Hoare triple {9716#false} havoc #t~post12; {9716#false} is VALID [2020-07-18 05:17:16,942 INFO L280 TraceCheckUtils]: 97: Hoare triple {9716#false} assume !(~i~0 >= 0); {9716#false} is VALID [2020-07-18 05:17:16,943 INFO L280 TraceCheckUtils]: 98: Hoare triple {9716#false} ~i~0 := ~len~0 - 1; {9716#false} is VALID [2020-07-18 05:17:16,943 INFO L280 TraceCheckUtils]: 99: Hoare triple {9716#false} assume !!(~i~0 >= 0); {9716#false} is VALID [2020-07-18 05:17:16,943 INFO L280 TraceCheckUtils]: 100: Hoare triple {9716#false} ~expected~0 := ~i~0 + ~len~0; {9716#false} is VALID [2020-07-18 05:17:16,943 INFO L263 TraceCheckUtils]: 101: Hoare triple {9716#false} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {9715#true} is VALID [2020-07-18 05:17:16,943 INFO L280 TraceCheckUtils]: 102: Hoare triple {9715#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {9715#true} is VALID [2020-07-18 05:17:16,943 INFO L280 TraceCheckUtils]: 103: Hoare triple {9715#true} ~index := #in~index; {9715#true} is VALID [2020-07-18 05:17:16,944 INFO L280 TraceCheckUtils]: 104: Hoare triple {9715#true} assume !!(~index > 0); {9715#true} is VALID [2020-07-18 05:17:16,944 INFO L280 TraceCheckUtils]: 105: Hoare triple {9715#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {9715#true} is VALID [2020-07-18 05:17:16,944 INFO L280 TraceCheckUtils]: 106: Hoare triple {9715#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {9715#true} is VALID [2020-07-18 05:17:16,944 INFO L280 TraceCheckUtils]: 107: Hoare triple {9715#true} havoc #t~mem6.base, #t~mem6.offset; {9715#true} is VALID [2020-07-18 05:17:16,944 INFO L280 TraceCheckUtils]: 108: Hoare triple {9715#true} #t~post7 := ~index; {9715#true} is VALID [2020-07-18 05:17:16,945 INFO L280 TraceCheckUtils]: 109: Hoare triple {9715#true} ~index := #t~post7 - 1; {9715#true} is VALID [2020-07-18 05:17:16,945 INFO L280 TraceCheckUtils]: 110: Hoare triple {9715#true} havoc #t~post7; {9715#true} is VALID [2020-07-18 05:17:16,945 INFO L280 TraceCheckUtils]: 111: Hoare triple {9715#true} assume !(~index > 0); {9715#true} is VALID [2020-07-18 05:17:16,945 INFO L280 TraceCheckUtils]: 112: Hoare triple {9715#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {9715#true} is VALID [2020-07-18 05:17:16,945 INFO L280 TraceCheckUtils]: 113: Hoare triple {9715#true} #res := #t~mem8; {9715#true} is VALID [2020-07-18 05:17:16,945 INFO L280 TraceCheckUtils]: 114: Hoare triple {9715#true} havoc #t~mem8; {9715#true} is VALID [2020-07-18 05:17:16,946 INFO L280 TraceCheckUtils]: 115: Hoare triple {9715#true} assume true; {9715#true} is VALID [2020-07-18 05:17:16,946 INFO L275 TraceCheckUtils]: 116: Hoare quadruple {9715#true} {9716#false} #190#return; {9716#false} is VALID [2020-07-18 05:17:16,946 INFO L280 TraceCheckUtils]: 117: Hoare triple {9716#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {9716#false} is VALID [2020-07-18 05:17:16,946 INFO L280 TraceCheckUtils]: 118: Hoare triple {9716#false} assume ~expected~0 != #t~ret14; {9716#false} is VALID [2020-07-18 05:17:16,946 INFO L280 TraceCheckUtils]: 119: Hoare triple {9716#false} havoc #t~ret14; {9716#false} is VALID [2020-07-18 05:17:16,946 INFO L280 TraceCheckUtils]: 120: Hoare triple {9716#false} assume !false; {9716#false} is VALID [2020-07-18 05:17:16,957 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-07-18 05:17:16,957 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2080834513] [2020-07-18 05:17:16,958 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:17:16,958 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-07-18 05:17:16,958 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113846316] [2020-07-18 05:17:16,959 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-18 05:17:16,959 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:17:16,959 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-18 05:17:17,061 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 98 edges. 98 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:17,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-18 05:17:17,061 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:17:17,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-18 05:17:17,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2020-07-18 05:17:17,062 INFO L87 Difference]: Start difference. First operand 147 states and 160 transitions. Second operand 11 states. [2020-07-18 05:17:19,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:19,433 INFO L93 Difference]: Finished difference Result 216 states and 232 transitions. [2020-07-18 05:17:19,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-18 05:17:19,434 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 121 [2020-07-18 05:17:19,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:17:19,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-18 05:17:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 170 transitions. [2020-07-18 05:17:19,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-18 05:17:19,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 170 transitions. [2020-07-18 05:17:19,438 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 170 transitions. [2020-07-18 05:17:19,654 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 170 edges. 170 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:19,656 INFO L225 Difference]: With dead ends: 216 [2020-07-18 05:17:19,657 INFO L226 Difference]: Without dead ends: 126 [2020-07-18 05:17:19,658 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 [2020-07-18 05:17:19,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-07-18 05:17:20,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 123. [2020-07-18 05:17:20,185 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:17:20,185 INFO L82 GeneralOperation]: Start isEquivalent. First operand 126 states. Second operand 123 states. [2020-07-18 05:17:20,185 INFO L74 IsIncluded]: Start isIncluded. First operand 126 states. Second operand 123 states. [2020-07-18 05:17:20,186 INFO L87 Difference]: Start difference. First operand 126 states. Second operand 123 states. [2020-07-18 05:17:20,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:20,190 INFO L93 Difference]: Finished difference Result 126 states and 134 transitions. [2020-07-18 05:17:20,190 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 134 transitions. [2020-07-18 05:17:20,191 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:17:20,191 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:17:20,191 INFO L74 IsIncluded]: Start isIncluded. First operand 123 states. Second operand 126 states. [2020-07-18 05:17:20,191 INFO L87 Difference]: Start difference. First operand 123 states. Second operand 126 states. [2020-07-18 05:17:20,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:20,195 INFO L93 Difference]: Finished difference Result 126 states and 134 transitions. [2020-07-18 05:17:20,195 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 134 transitions. [2020-07-18 05:17:20,195 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:17:20,195 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:17:20,196 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:17:20,196 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:17:20,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2020-07-18 05:17:20,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 131 transitions. [2020-07-18 05:17:20,199 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 131 transitions. Word has length 121 [2020-07-18 05:17:20,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:17:20,199 INFO L479 AbstractCegarLoop]: Abstraction has 123 states and 131 transitions. [2020-07-18 05:17:20,199 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-18 05:17:20,199 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 123 states and 131 transitions. [2020-07-18 05:17:20,514 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 131 edges. 131 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:20,514 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 131 transitions. [2020-07-18 05:17:20,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-07-18 05:17:20,516 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:17:20,516 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] [2020-07-18 05:17:20,516 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-07-18 05:17:20,516 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:17:20,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:17:20,517 INFO L82 PathProgramCache]: Analyzing trace with hash -1726344460, now seen corresponding path program 1 times [2020-07-18 05:17:20,517 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:17:20,517 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [878926122] [2020-07-18 05:17:20,517 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:17:20,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:20,862 INFO L280 TraceCheckUtils]: 0: Hoare triple {10901#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {10795#true} is VALID [2020-07-18 05:17:20,863 INFO L280 TraceCheckUtils]: 1: Hoare triple {10795#true} #valid := #valid[0 := 0]; {10795#true} is VALID [2020-07-18 05:17:20,863 INFO L280 TraceCheckUtils]: 2: Hoare triple {10795#true} assume 0 < #StackHeapBarrier; {10795#true} is VALID [2020-07-18 05:17:20,863 INFO L280 TraceCheckUtils]: 3: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-18 05:17:20,863 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {10795#true} {10795#true} #194#return; {10795#true} is VALID [2020-07-18 05:17:20,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:20,920 INFO L280 TraceCheckUtils]: 0: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10795#true} is VALID [2020-07-18 05:17:20,920 INFO L280 TraceCheckUtils]: 1: Hoare triple {10795#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10795#true} is VALID [2020-07-18 05:17:20,920 INFO L280 TraceCheckUtils]: 2: Hoare triple {10795#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10795#true} is VALID [2020-07-18 05:17:20,920 INFO L280 TraceCheckUtils]: 3: Hoare triple {10795#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10795#true} is VALID [2020-07-18 05:17:20,921 INFO L280 TraceCheckUtils]: 4: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10795#true} is VALID [2020-07-18 05:17:20,921 INFO L280 TraceCheckUtils]: 5: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10795#true} is VALID [2020-07-18 05:17:20,921 INFO L280 TraceCheckUtils]: 6: Hoare triple {10795#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10795#true} is VALID [2020-07-18 05:17:20,921 INFO L280 TraceCheckUtils]: 7: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-18 05:17:20,921 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {10795#true} {10795#true} #182#return; {10795#true} is VALID [2020-07-18 05:17:20,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:20,927 INFO L280 TraceCheckUtils]: 0: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10795#true} is VALID [2020-07-18 05:17:20,927 INFO L280 TraceCheckUtils]: 1: Hoare triple {10795#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10795#true} is VALID [2020-07-18 05:17:20,928 INFO L280 TraceCheckUtils]: 2: Hoare triple {10795#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10795#true} is VALID [2020-07-18 05:17:20,928 INFO L280 TraceCheckUtils]: 3: Hoare triple {10795#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10795#true} is VALID [2020-07-18 05:17:20,928 INFO L280 TraceCheckUtils]: 4: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10795#true} is VALID [2020-07-18 05:17:20,928 INFO L280 TraceCheckUtils]: 5: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10795#true} is VALID [2020-07-18 05:17:20,928 INFO L280 TraceCheckUtils]: 6: Hoare triple {10795#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10795#true} is VALID [2020-07-18 05:17:20,929 INFO L280 TraceCheckUtils]: 7: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-18 05:17:20,929 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {10795#true} {10795#true} #182#return; {10795#true} is VALID [2020-07-18 05:17:20,929 INFO L280 TraceCheckUtils]: 0: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {10795#true} is VALID [2020-07-18 05:17:20,929 INFO L280 TraceCheckUtils]: 1: Hoare triple {10795#true} ~data := #in~data; {10795#true} is VALID [2020-07-18 05:17:20,929 INFO L280 TraceCheckUtils]: 2: Hoare triple {10795#true} ~head~0.base, ~head~0.offset := 0, 0; {10795#true} is VALID [2020-07-18 05:17:20,930 INFO L280 TraceCheckUtils]: 3: Hoare triple {10795#true} assume !!(~len > 0); {10795#true} is VALID [2020-07-18 05:17:20,931 INFO L263 TraceCheckUtils]: 4: Hoare triple {10795#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:20,931 INFO L280 TraceCheckUtils]: 5: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10795#true} is VALID [2020-07-18 05:17:20,931 INFO L280 TraceCheckUtils]: 6: Hoare triple {10795#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10795#true} is VALID [2020-07-18 05:17:20,931 INFO L280 TraceCheckUtils]: 7: Hoare triple {10795#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10795#true} is VALID [2020-07-18 05:17:20,931 INFO L280 TraceCheckUtils]: 8: Hoare triple {10795#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10795#true} is VALID [2020-07-18 05:17:20,932 INFO L280 TraceCheckUtils]: 9: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10795#true} is VALID [2020-07-18 05:17:20,932 INFO L280 TraceCheckUtils]: 10: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10795#true} is VALID [2020-07-18 05:17:20,932 INFO L280 TraceCheckUtils]: 11: Hoare triple {10795#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10795#true} is VALID [2020-07-18 05:17:20,932 INFO L280 TraceCheckUtils]: 12: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-18 05:17:20,932 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {10795#true} {10795#true} #182#return; {10795#true} is VALID [2020-07-18 05:17:20,933 INFO L280 TraceCheckUtils]: 14: Hoare triple {10795#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-18 05:17:20,933 INFO L280 TraceCheckUtils]: 15: Hoare triple {10795#true} havoc #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-18 05:17:20,933 INFO L280 TraceCheckUtils]: 16: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {10795#true} is VALID [2020-07-18 05:17:20,933 INFO L280 TraceCheckUtils]: 17: Hoare triple {10795#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {10795#true} is VALID [2020-07-18 05:17:20,933 INFO L280 TraceCheckUtils]: 18: Hoare triple {10795#true} #t~post3 := ~len; {10795#true} is VALID [2020-07-18 05:17:20,934 INFO L280 TraceCheckUtils]: 19: Hoare triple {10795#true} ~len := #t~post3 - 1; {10795#true} is VALID [2020-07-18 05:17:20,934 INFO L280 TraceCheckUtils]: 20: Hoare triple {10795#true} havoc #t~post3; {10795#true} is VALID [2020-07-18 05:17:20,934 INFO L280 TraceCheckUtils]: 21: Hoare triple {10795#true} assume !!(~len > 0); {10795#true} is VALID [2020-07-18 05:17:20,935 INFO L263 TraceCheckUtils]: 22: Hoare triple {10795#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:20,936 INFO L280 TraceCheckUtils]: 23: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10795#true} is VALID [2020-07-18 05:17:20,936 INFO L280 TraceCheckUtils]: 24: Hoare triple {10795#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10795#true} is VALID [2020-07-18 05:17:20,936 INFO L280 TraceCheckUtils]: 25: Hoare triple {10795#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10795#true} is VALID [2020-07-18 05:17:20,936 INFO L280 TraceCheckUtils]: 26: Hoare triple {10795#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10795#true} is VALID [2020-07-18 05:17:20,936 INFO L280 TraceCheckUtils]: 27: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10795#true} is VALID [2020-07-18 05:17:20,937 INFO L280 TraceCheckUtils]: 28: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10795#true} is VALID [2020-07-18 05:17:20,937 INFO L280 TraceCheckUtils]: 29: Hoare triple {10795#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10795#true} is VALID [2020-07-18 05:17:20,937 INFO L280 TraceCheckUtils]: 30: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-18 05:17:20,937 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {10795#true} {10795#true} #182#return; {10795#true} is VALID [2020-07-18 05:17:20,937 INFO L280 TraceCheckUtils]: 32: Hoare triple {10795#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-18 05:17:20,937 INFO L280 TraceCheckUtils]: 33: Hoare triple {10795#true} havoc #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-18 05:17:20,938 INFO L280 TraceCheckUtils]: 34: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {10795#true} is VALID [2020-07-18 05:17:20,938 INFO L280 TraceCheckUtils]: 35: Hoare triple {10795#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {10795#true} is VALID [2020-07-18 05:17:20,938 INFO L280 TraceCheckUtils]: 36: Hoare triple {10795#true} #t~post3 := ~len; {10795#true} is VALID [2020-07-18 05:17:20,938 INFO L280 TraceCheckUtils]: 37: Hoare triple {10795#true} ~len := #t~post3 - 1; {10795#true} is VALID [2020-07-18 05:17:20,938 INFO L280 TraceCheckUtils]: 38: Hoare triple {10795#true} havoc #t~post3; {10795#true} is VALID [2020-07-18 05:17:20,938 INFO L280 TraceCheckUtils]: 39: Hoare triple {10795#true} assume !(~len > 0); {10795#true} is VALID [2020-07-18 05:17:20,939 INFO L280 TraceCheckUtils]: 40: Hoare triple {10795#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {10795#true} is VALID [2020-07-18 05:17:20,939 INFO L280 TraceCheckUtils]: 41: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-18 05:17:20,940 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {10795#true} {10802#(<= main_~len~0 2)} #186#return; {10802#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:20,977 INFO L280 TraceCheckUtils]: 0: Hoare triple {10921#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10795#true} is VALID [2020-07-18 05:17:20,978 INFO L280 TraceCheckUtils]: 1: Hoare triple {10795#true} ~data := #in~data; {10795#true} is VALID [2020-07-18 05:17:20,978 INFO L280 TraceCheckUtils]: 2: Hoare triple {10795#true} ~index := #in~index; {10795#true} is VALID [2020-07-18 05:17:20,978 INFO L280 TraceCheckUtils]: 3: Hoare triple {10795#true} assume !!(~index > 0); {10795#true} is VALID [2020-07-18 05:17:20,978 INFO L280 TraceCheckUtils]: 4: Hoare triple {10795#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {10795#true} is VALID [2020-07-18 05:17:20,978 INFO L280 TraceCheckUtils]: 5: Hoare triple {10795#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {10795#true} is VALID [2020-07-18 05:17:20,979 INFO L280 TraceCheckUtils]: 6: Hoare triple {10795#true} havoc #t~mem9.base, #t~mem9.offset; {10795#true} is VALID [2020-07-18 05:17:20,979 INFO L280 TraceCheckUtils]: 7: Hoare triple {10795#true} #t~post10 := ~index; {10795#true} is VALID [2020-07-18 05:17:20,979 INFO L280 TraceCheckUtils]: 8: Hoare triple {10795#true} ~index := #t~post10 - 1; {10795#true} is VALID [2020-07-18 05:17:20,979 INFO L280 TraceCheckUtils]: 9: Hoare triple {10795#true} havoc #t~post10; {10795#true} is VALID [2020-07-18 05:17:20,979 INFO L280 TraceCheckUtils]: 10: Hoare triple {10795#true} assume !(~index > 0); {10795#true} is VALID [2020-07-18 05:17:20,979 INFO L280 TraceCheckUtils]: 11: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {10795#true} is VALID [2020-07-18 05:17:20,980 INFO L280 TraceCheckUtils]: 12: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-18 05:17:20,982 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {10795#true} {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} #188#return; {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-18 05:17:20,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:21,072 INFO L280 TraceCheckUtils]: 0: Hoare triple {10921#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10922#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset))} is VALID [2020-07-18 05:17:21,074 INFO L280 TraceCheckUtils]: 1: Hoare triple {10922#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset))} ~data := #in~data; {10923#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= sll_update_at_~data |sll_update_at_#in~data|))} is VALID [2020-07-18 05:17:21,075 INFO L280 TraceCheckUtils]: 2: Hoare triple {10923#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= sll_update_at_~data |sll_update_at_#in~data|))} ~index := #in~index; {10923#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= sll_update_at_~data |sll_update_at_#in~data|))} is VALID [2020-07-18 05:17:21,076 INFO L280 TraceCheckUtils]: 3: Hoare triple {10923#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= sll_update_at_~data |sll_update_at_#in~data|))} assume !(~index > 0); {10923#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= sll_update_at_~data |sll_update_at_#in~data|))} is VALID [2020-07-18 05:17:21,077 INFO L280 TraceCheckUtils]: 4: Hoare triple {10923#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= sll_update_at_~data |sll_update_at_#in~data|))} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} is VALID [2020-07-18 05:17:21,078 INFO L280 TraceCheckUtils]: 5: Hoare triple {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} assume true; {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} is VALID [2020-07-18 05:17:21,080 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} {10864#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 2)) (<= (+ main_~new_data~0 2) (* 2 main_~len~0)))} #188#return; {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} is VALID [2020-07-18 05:17:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:21,091 INFO L280 TraceCheckUtils]: 0: Hoare triple {10795#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10795#true} is VALID [2020-07-18 05:17:21,091 INFO L280 TraceCheckUtils]: 1: Hoare triple {10795#true} ~index := #in~index; {10795#true} is VALID [2020-07-18 05:17:21,091 INFO L280 TraceCheckUtils]: 2: Hoare triple {10795#true} assume !!(~index > 0); {10795#true} is VALID [2020-07-18 05:17:21,092 INFO L280 TraceCheckUtils]: 3: Hoare triple {10795#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {10795#true} is VALID [2020-07-18 05:17:21,092 INFO L280 TraceCheckUtils]: 4: Hoare triple {10795#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {10795#true} is VALID [2020-07-18 05:17:21,092 INFO L280 TraceCheckUtils]: 5: Hoare triple {10795#true} havoc #t~mem6.base, #t~mem6.offset; {10795#true} is VALID [2020-07-18 05:17:21,093 INFO L280 TraceCheckUtils]: 6: Hoare triple {10795#true} #t~post7 := ~index; {10795#true} is VALID [2020-07-18 05:17:21,093 INFO L280 TraceCheckUtils]: 7: Hoare triple {10795#true} ~index := #t~post7 - 1; {10795#true} is VALID [2020-07-18 05:17:21,093 INFO L280 TraceCheckUtils]: 8: Hoare triple {10795#true} havoc #t~post7; {10795#true} is VALID [2020-07-18 05:17:21,094 INFO L280 TraceCheckUtils]: 9: Hoare triple {10795#true} assume !(~index > 0); {10795#true} is VALID [2020-07-18 05:17:21,094 INFO L280 TraceCheckUtils]: 10: Hoare triple {10795#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {10795#true} is VALID [2020-07-18 05:17:21,094 INFO L280 TraceCheckUtils]: 11: Hoare triple {10795#true} #res := #t~mem8; {10795#true} is VALID [2020-07-18 05:17:21,095 INFO L280 TraceCheckUtils]: 12: Hoare triple {10795#true} havoc #t~mem8; {10795#true} is VALID [2020-07-18 05:17:21,095 INFO L280 TraceCheckUtils]: 13: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-18 05:17:21,097 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {10795#true} {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} #190#return; {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-18 05:17:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:21,239 INFO L280 TraceCheckUtils]: 0: Hoare triple {10795#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10925#(and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|))} is VALID [2020-07-18 05:17:21,240 INFO L280 TraceCheckUtils]: 1: Hoare triple {10925#(and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|))} ~index := #in~index; {10925#(and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|))} is VALID [2020-07-18 05:17:21,241 INFO L280 TraceCheckUtils]: 2: Hoare triple {10925#(and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|))} assume !(~index > 0); {10925#(and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|))} is VALID [2020-07-18 05:17:21,242 INFO L280 TraceCheckUtils]: 3: Hoare triple {10925#(and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|))} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {10926#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#t~mem8|)} is VALID [2020-07-18 05:17:21,243 INFO L280 TraceCheckUtils]: 4: Hoare triple {10926#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#t~mem8|)} #res := #t~mem8; {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} is VALID [2020-07-18 05:17:21,244 INFO L280 TraceCheckUtils]: 5: Hoare triple {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} havoc #t~mem8; {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} is VALID [2020-07-18 05:17:21,245 INFO L280 TraceCheckUtils]: 6: Hoare triple {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} assume true; {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} is VALID [2020-07-18 05:17:21,248 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} {10891#(and (<= main_~expected~0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) main_~expected~0))} #190#return; {10900#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} is VALID [2020-07-18 05:17:21,250 INFO L263 TraceCheckUtils]: 0: Hoare triple {10795#true} call ULTIMATE.init(); {10901#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:17:21,250 INFO L280 TraceCheckUtils]: 1: Hoare triple {10901#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {10795#true} is VALID [2020-07-18 05:17:21,250 INFO L280 TraceCheckUtils]: 2: Hoare triple {10795#true} #valid := #valid[0 := 0]; {10795#true} is VALID [2020-07-18 05:17:21,250 INFO L280 TraceCheckUtils]: 3: Hoare triple {10795#true} assume 0 < #StackHeapBarrier; {10795#true} is VALID [2020-07-18 05:17:21,251 INFO L280 TraceCheckUtils]: 4: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-18 05:17:21,251 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {10795#true} {10795#true} #194#return; {10795#true} is VALID [2020-07-18 05:17:21,251 INFO L263 TraceCheckUtils]: 6: Hoare triple {10795#true} call #t~ret15 := main(); {10795#true} is VALID [2020-07-18 05:17:21,252 INFO L280 TraceCheckUtils]: 7: Hoare triple {10795#true} ~len~0 := 2; {10802#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:21,253 INFO L280 TraceCheckUtils]: 8: Hoare triple {10802#(<= main_~len~0 2)} ~data~0 := 1; {10802#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:21,255 INFO L263 TraceCheckUtils]: 9: Hoare triple {10802#(<= main_~len~0 2)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:21,255 INFO L280 TraceCheckUtils]: 10: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {10795#true} is VALID [2020-07-18 05:17:21,256 INFO L280 TraceCheckUtils]: 11: Hoare triple {10795#true} ~data := #in~data; {10795#true} is VALID [2020-07-18 05:17:21,256 INFO L280 TraceCheckUtils]: 12: Hoare triple {10795#true} ~head~0.base, ~head~0.offset := 0, 0; {10795#true} is VALID [2020-07-18 05:17:21,256 INFO L280 TraceCheckUtils]: 13: Hoare triple {10795#true} assume !!(~len > 0); {10795#true} is VALID [2020-07-18 05:17:21,258 INFO L263 TraceCheckUtils]: 14: Hoare triple {10795#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:21,258 INFO L280 TraceCheckUtils]: 15: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10795#true} is VALID [2020-07-18 05:17:21,258 INFO L280 TraceCheckUtils]: 16: Hoare triple {10795#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10795#true} is VALID [2020-07-18 05:17:21,258 INFO L280 TraceCheckUtils]: 17: Hoare triple {10795#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10795#true} is VALID [2020-07-18 05:17:21,259 INFO L280 TraceCheckUtils]: 18: Hoare triple {10795#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10795#true} is VALID [2020-07-18 05:17:21,259 INFO L280 TraceCheckUtils]: 19: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10795#true} is VALID [2020-07-18 05:17:21,259 INFO L280 TraceCheckUtils]: 20: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10795#true} is VALID [2020-07-18 05:17:21,259 INFO L280 TraceCheckUtils]: 21: Hoare triple {10795#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10795#true} is VALID [2020-07-18 05:17:21,259 INFO L280 TraceCheckUtils]: 22: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-18 05:17:21,260 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {10795#true} {10795#true} #182#return; {10795#true} is VALID [2020-07-18 05:17:21,260 INFO L280 TraceCheckUtils]: 24: Hoare triple {10795#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-18 05:17:21,260 INFO L280 TraceCheckUtils]: 25: Hoare triple {10795#true} havoc #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-18 05:17:21,260 INFO L280 TraceCheckUtils]: 26: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {10795#true} is VALID [2020-07-18 05:17:21,260 INFO L280 TraceCheckUtils]: 27: Hoare triple {10795#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {10795#true} is VALID [2020-07-18 05:17:21,261 INFO L280 TraceCheckUtils]: 28: Hoare triple {10795#true} #t~post3 := ~len; {10795#true} is VALID [2020-07-18 05:17:21,261 INFO L280 TraceCheckUtils]: 29: Hoare triple {10795#true} ~len := #t~post3 - 1; {10795#true} is VALID [2020-07-18 05:17:21,261 INFO L280 TraceCheckUtils]: 30: Hoare triple {10795#true} havoc #t~post3; {10795#true} is VALID [2020-07-18 05:17:21,261 INFO L280 TraceCheckUtils]: 31: Hoare triple {10795#true} assume !!(~len > 0); {10795#true} is VALID [2020-07-18 05:17:21,262 INFO L263 TraceCheckUtils]: 32: Hoare triple {10795#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:21,263 INFO L280 TraceCheckUtils]: 33: Hoare triple {10902#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {10795#true} is VALID [2020-07-18 05:17:21,263 INFO L280 TraceCheckUtils]: 34: Hoare triple {10795#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {10795#true} is VALID [2020-07-18 05:17:21,263 INFO L280 TraceCheckUtils]: 35: Hoare triple {10795#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {10795#true} is VALID [2020-07-18 05:17:21,263 INFO L280 TraceCheckUtils]: 36: Hoare triple {10795#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {10795#true} is VALID [2020-07-18 05:17:21,264 INFO L280 TraceCheckUtils]: 37: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {10795#true} is VALID [2020-07-18 05:17:21,264 INFO L280 TraceCheckUtils]: 38: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {10795#true} is VALID [2020-07-18 05:17:21,264 INFO L280 TraceCheckUtils]: 39: Hoare triple {10795#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {10795#true} is VALID [2020-07-18 05:17:21,265 INFO L280 TraceCheckUtils]: 40: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-18 05:17:21,265 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {10795#true} {10795#true} #182#return; {10795#true} is VALID [2020-07-18 05:17:21,265 INFO L280 TraceCheckUtils]: 42: Hoare triple {10795#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-18 05:17:21,266 INFO L280 TraceCheckUtils]: 43: Hoare triple {10795#true} havoc #t~ret4.base, #t~ret4.offset; {10795#true} is VALID [2020-07-18 05:17:21,266 INFO L280 TraceCheckUtils]: 44: Hoare triple {10795#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {10795#true} is VALID [2020-07-18 05:17:21,266 INFO L280 TraceCheckUtils]: 45: Hoare triple {10795#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {10795#true} is VALID [2020-07-18 05:17:21,266 INFO L280 TraceCheckUtils]: 46: Hoare triple {10795#true} #t~post3 := ~len; {10795#true} is VALID [2020-07-18 05:17:21,267 INFO L280 TraceCheckUtils]: 47: Hoare triple {10795#true} ~len := #t~post3 - 1; {10795#true} is VALID [2020-07-18 05:17:21,267 INFO L280 TraceCheckUtils]: 48: Hoare triple {10795#true} havoc #t~post3; {10795#true} is VALID [2020-07-18 05:17:21,267 INFO L280 TraceCheckUtils]: 49: Hoare triple {10795#true} assume !(~len > 0); {10795#true} is VALID [2020-07-18 05:17:21,268 INFO L280 TraceCheckUtils]: 50: Hoare triple {10795#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {10795#true} is VALID [2020-07-18 05:17:21,268 INFO L280 TraceCheckUtils]: 51: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-18 05:17:21,269 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {10795#true} {10802#(<= main_~len~0 2)} #186#return; {10802#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:21,270 INFO L280 TraceCheckUtils]: 53: Hoare triple {10802#(<= main_~len~0 2)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {10802#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:21,271 INFO L280 TraceCheckUtils]: 54: Hoare triple {10802#(<= main_~len~0 2)} havoc #t~ret11.base, #t~ret11.offset; {10802#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:21,272 INFO L280 TraceCheckUtils]: 55: Hoare triple {10802#(<= main_~len~0 2)} havoc ~i~0; {10802#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:21,273 INFO L280 TraceCheckUtils]: 56: Hoare triple {10802#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-18 05:17:21,274 INFO L280 TraceCheckUtils]: 57: Hoare triple {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} assume !!(~i~0 >= 0); {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-18 05:17:21,275 INFO L280 TraceCheckUtils]: 58: Hoare triple {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} ~new_data~0 := ~i~0 + ~len~0; {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-18 05:17:21,277 INFO L263 TraceCheckUtils]: 59: Hoare triple {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {10921#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:21,278 INFO L280 TraceCheckUtils]: 60: Hoare triple {10921#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10795#true} is VALID [2020-07-18 05:17:21,278 INFO L280 TraceCheckUtils]: 61: Hoare triple {10795#true} ~data := #in~data; {10795#true} is VALID [2020-07-18 05:17:21,278 INFO L280 TraceCheckUtils]: 62: Hoare triple {10795#true} ~index := #in~index; {10795#true} is VALID [2020-07-18 05:17:21,279 INFO L280 TraceCheckUtils]: 63: Hoare triple {10795#true} assume !!(~index > 0); {10795#true} is VALID [2020-07-18 05:17:21,279 INFO L280 TraceCheckUtils]: 64: Hoare triple {10795#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {10795#true} is VALID [2020-07-18 05:17:21,279 INFO L280 TraceCheckUtils]: 65: Hoare triple {10795#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {10795#true} is VALID [2020-07-18 05:17:21,279 INFO L280 TraceCheckUtils]: 66: Hoare triple {10795#true} havoc #t~mem9.base, #t~mem9.offset; {10795#true} is VALID [2020-07-18 05:17:21,280 INFO L280 TraceCheckUtils]: 67: Hoare triple {10795#true} #t~post10 := ~index; {10795#true} is VALID [2020-07-18 05:17:21,280 INFO L280 TraceCheckUtils]: 68: Hoare triple {10795#true} ~index := #t~post10 - 1; {10795#true} is VALID [2020-07-18 05:17:21,280 INFO L280 TraceCheckUtils]: 69: Hoare triple {10795#true} havoc #t~post10; {10795#true} is VALID [2020-07-18 05:17:21,281 INFO L280 TraceCheckUtils]: 70: Hoare triple {10795#true} assume !(~index > 0); {10795#true} is VALID [2020-07-18 05:17:21,281 INFO L280 TraceCheckUtils]: 71: Hoare triple {10795#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {10795#true} is VALID [2020-07-18 05:17:21,281 INFO L280 TraceCheckUtils]: 72: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-18 05:17:21,283 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {10795#true} {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} #188#return; {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-18 05:17:21,284 INFO L280 TraceCheckUtils]: 74: Hoare triple {10846#(and (<= (+ main_~i~0 1) main_~len~0) (<= main_~len~0 2))} #t~post12 := ~i~0; {10861#(and (<= main_~len~0 2) (<= (+ |main_#t~post12| 1) main_~len~0))} is VALID [2020-07-18 05:17:21,285 INFO L280 TraceCheckUtils]: 75: Hoare triple {10861#(and (<= main_~len~0 2) (<= (+ |main_#t~post12| 1) main_~len~0))} ~i~0 := #t~post12 - 1; {10862#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-18 05:17:21,286 INFO L280 TraceCheckUtils]: 76: Hoare triple {10862#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 2))} havoc #t~post12; {10862#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 2))} is VALID [2020-07-18 05:17:21,288 INFO L280 TraceCheckUtils]: 77: Hoare triple {10862#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 2))} assume !!(~i~0 >= 0); {10863#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 (+ main_~i~0 2)))} is VALID [2020-07-18 05:17:21,289 INFO L280 TraceCheckUtils]: 78: Hoare triple {10863#(and (<= (+ main_~i~0 2) main_~len~0) (<= main_~len~0 (+ main_~i~0 2)))} ~new_data~0 := ~i~0 + ~len~0; {10864#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 2)) (<= (+ main_~new_data~0 2) (* 2 main_~len~0)))} is VALID [2020-07-18 05:17:21,291 INFO L263 TraceCheckUtils]: 79: Hoare triple {10864#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 2)) (<= (+ main_~new_data~0 2) (* 2 main_~len~0)))} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {10921#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:21,293 INFO L280 TraceCheckUtils]: 80: Hoare triple {10921#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10922#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset))} is VALID [2020-07-18 05:17:21,294 INFO L280 TraceCheckUtils]: 81: Hoare triple {10922#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset))} ~data := #in~data; {10923#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= sll_update_at_~data |sll_update_at_#in~data|))} is VALID [2020-07-18 05:17:21,295 INFO L280 TraceCheckUtils]: 82: Hoare triple {10923#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= sll_update_at_~data |sll_update_at_#in~data|))} ~index := #in~index; {10923#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= sll_update_at_~data |sll_update_at_#in~data|))} is VALID [2020-07-18 05:17:21,296 INFO L280 TraceCheckUtils]: 83: Hoare triple {10923#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= sll_update_at_~data |sll_update_at_#in~data|))} assume !(~index > 0); {10923#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= sll_update_at_~data |sll_update_at_#in~data|))} is VALID [2020-07-18 05:17:21,298 INFO L280 TraceCheckUtils]: 84: Hoare triple {10923#(and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= sll_update_at_~data |sll_update_at_#in~data|))} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} is VALID [2020-07-18 05:17:21,299 INFO L280 TraceCheckUtils]: 85: Hoare triple {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} assume true; {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} is VALID [2020-07-18 05:17:21,302 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {10924#(= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|))} {10864#(and (<= (* 2 main_~len~0) (+ main_~new_data~0 2)) (<= (+ main_~new_data~0 2) (* 2 main_~len~0)))} #188#return; {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} is VALID [2020-07-18 05:17:21,303 INFO L280 TraceCheckUtils]: 87: Hoare triple {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} #t~post12 := ~i~0; {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} is VALID [2020-07-18 05:17:21,305 INFO L280 TraceCheckUtils]: 88: Hoare triple {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} ~i~0 := #t~post12 - 1; {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} is VALID [2020-07-18 05:17:21,306 INFO L280 TraceCheckUtils]: 89: Hoare triple {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} havoc #t~post12; {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} is VALID [2020-07-18 05:17:21,307 INFO L280 TraceCheckUtils]: 90: Hoare triple {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} assume !(~i~0 >= 0); {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} is VALID [2020-07-18 05:17:21,309 INFO L280 TraceCheckUtils]: 91: Hoare triple {10872#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2) (* 2 main_~len~0)) (<= (* 2 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)))} ~i~0 := ~len~0 - 1; {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-18 05:17:21,310 INFO L280 TraceCheckUtils]: 92: Hoare triple {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} assume !!(~i~0 >= 0); {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-18 05:17:21,311 INFO L280 TraceCheckUtils]: 93: Hoare triple {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} ~expected~0 := ~i~0 + ~len~0; {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-18 05:17:21,311 INFO L263 TraceCheckUtils]: 94: Hoare triple {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {10795#true} is VALID [2020-07-18 05:17:21,312 INFO L280 TraceCheckUtils]: 95: Hoare triple {10795#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10795#true} is VALID [2020-07-18 05:17:21,312 INFO L280 TraceCheckUtils]: 96: Hoare triple {10795#true} ~index := #in~index; {10795#true} is VALID [2020-07-18 05:17:21,312 INFO L280 TraceCheckUtils]: 97: Hoare triple {10795#true} assume !!(~index > 0); {10795#true} is VALID [2020-07-18 05:17:21,312 INFO L280 TraceCheckUtils]: 98: Hoare triple {10795#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {10795#true} is VALID [2020-07-18 05:17:21,313 INFO L280 TraceCheckUtils]: 99: Hoare triple {10795#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {10795#true} is VALID [2020-07-18 05:17:21,313 INFO L280 TraceCheckUtils]: 100: Hoare triple {10795#true} havoc #t~mem6.base, #t~mem6.offset; {10795#true} is VALID [2020-07-18 05:17:21,313 INFO L280 TraceCheckUtils]: 101: Hoare triple {10795#true} #t~post7 := ~index; {10795#true} is VALID [2020-07-18 05:17:21,314 INFO L280 TraceCheckUtils]: 102: Hoare triple {10795#true} ~index := #t~post7 - 1; {10795#true} is VALID [2020-07-18 05:17:21,314 INFO L280 TraceCheckUtils]: 103: Hoare triple {10795#true} havoc #t~post7; {10795#true} is VALID [2020-07-18 05:17:21,314 INFO L280 TraceCheckUtils]: 104: Hoare triple {10795#true} assume !(~index > 0); {10795#true} is VALID [2020-07-18 05:17:21,314 INFO L280 TraceCheckUtils]: 105: Hoare triple {10795#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {10795#true} is VALID [2020-07-18 05:17:21,315 INFO L280 TraceCheckUtils]: 106: Hoare triple {10795#true} #res := #t~mem8; {10795#true} is VALID [2020-07-18 05:17:21,315 INFO L280 TraceCheckUtils]: 107: Hoare triple {10795#true} havoc #t~mem8; {10795#true} is VALID [2020-07-18 05:17:21,315 INFO L280 TraceCheckUtils]: 108: Hoare triple {10795#true} assume true; {10795#true} is VALID [2020-07-18 05:17:21,317 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {10795#true} {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} #190#return; {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-18 05:17:21,318 INFO L280 TraceCheckUtils]: 110: Hoare triple {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-18 05:17:21,320 INFO L280 TraceCheckUtils]: 111: Hoare triple {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} assume !(~expected~0 != #t~ret14); {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-18 05:17:21,321 INFO L280 TraceCheckUtils]: 112: Hoare triple {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} havoc #t~ret14; {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-18 05:17:21,322 INFO L280 TraceCheckUtils]: 113: Hoare triple {10873#(and (<= (+ main_~i~0 main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)) (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ main_~i~0 main_~len~0)))} #t~post13 := ~i~0; {10889#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ |main_#t~post13| main_~len~0)) (<= (+ |main_#t~post13| main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)))} is VALID [2020-07-18 05:17:21,324 INFO L280 TraceCheckUtils]: 114: Hoare triple {10889#(and (<= (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1) (+ |main_#t~post13| main_~len~0)) (<= (+ |main_#t~post13| main_~len~0) (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 1)))} ~i~0 := #t~post13 - 1; {10890#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-18 05:17:21,325 INFO L280 TraceCheckUtils]: 115: Hoare triple {10890#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) (+ main_~i~0 main_~len~0)))} havoc #t~post13; {10890#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-18 05:17:21,327 INFO L280 TraceCheckUtils]: 116: Hoare triple {10890#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) (+ main_~i~0 main_~len~0)))} assume !!(~i~0 >= 0); {10890#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) (+ main_~i~0 main_~len~0)))} is VALID [2020-07-18 05:17:21,328 INFO L280 TraceCheckUtils]: 117: Hoare triple {10890#(and (<= (+ main_~i~0 main_~len~0) (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) (+ main_~i~0 main_~len~0)))} ~expected~0 := ~i~0 + ~len~0; {10891#(and (<= main_~expected~0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) main_~expected~0))} is VALID [2020-07-18 05:17:21,328 INFO L263 TraceCheckUtils]: 118: Hoare triple {10891#(and (<= main_~expected~0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) main_~expected~0))} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {10795#true} is VALID [2020-07-18 05:17:21,329 INFO L280 TraceCheckUtils]: 119: Hoare triple {10795#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {10925#(and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|))} is VALID [2020-07-18 05:17:21,330 INFO L280 TraceCheckUtils]: 120: Hoare triple {10925#(and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|))} ~index := #in~index; {10925#(and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|))} is VALID [2020-07-18 05:17:21,331 INFO L280 TraceCheckUtils]: 121: Hoare triple {10925#(and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|))} assume !(~index > 0); {10925#(and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|))} is VALID [2020-07-18 05:17:21,332 INFO L280 TraceCheckUtils]: 122: Hoare triple {10925#(and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|))} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {10926#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#t~mem8|)} is VALID [2020-07-18 05:17:21,333 INFO L280 TraceCheckUtils]: 123: Hoare triple {10926#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#t~mem8|)} #res := #t~mem8; {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} is VALID [2020-07-18 05:17:21,333 INFO L280 TraceCheckUtils]: 124: Hoare triple {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} havoc #t~mem8; {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} is VALID [2020-07-18 05:17:21,334 INFO L280 TraceCheckUtils]: 125: Hoare triple {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} assume true; {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} is VALID [2020-07-18 05:17:21,337 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {10927#(= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|)} {10891#(and (<= main_~expected~0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (<= (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) main_~expected~0))} #190#return; {10900#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} is VALID [2020-07-18 05:17:21,338 INFO L280 TraceCheckUtils]: 127: Hoare triple {10900#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {10900#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} is VALID [2020-07-18 05:17:21,339 INFO L280 TraceCheckUtils]: 128: Hoare triple {10900#(and (<= main_~expected~0 |main_#t~ret14|) (< |main_#t~ret14| (+ main_~expected~0 1)))} assume ~expected~0 != #t~ret14; {10796#false} is VALID [2020-07-18 05:17:21,340 INFO L280 TraceCheckUtils]: 129: Hoare triple {10796#false} havoc #t~ret14; {10796#false} is VALID [2020-07-18 05:17:21,340 INFO L280 TraceCheckUtils]: 130: Hoare triple {10796#false} assume !false; {10796#false} is VALID [2020-07-18 05:17:21,407 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-07-18 05:17:21,408 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [878926122] [2020-07-18 05:17:21,408 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:17:21,408 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-07-18 05:17:21,409 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876743411] [2020-07-18 05:17:21,410 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 131 [2020-07-18 05:17:21,411 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:17:21,411 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 23 states. [2020-07-18 05:17:21,595 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 113 edges. 113 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:21,595 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-07-18 05:17:21,596 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:17:21,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-07-18 05:17:21,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=457, Unknown=0, NotChecked=0, Total=506 [2020-07-18 05:17:21,597 INFO L87 Difference]: Start difference. First operand 123 states and 131 transitions. Second operand 23 states. [2020-07-18 05:17:28,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:28,879 INFO L93 Difference]: Finished difference Result 166 states and 179 transitions. [2020-07-18 05:17:28,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-07-18 05:17:28,880 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 131 [2020-07-18 05:17:28,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:17:28,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-07-18 05:17:28,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 159 transitions. [2020-07-18 05:17:28,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-07-18 05:17:28,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 159 transitions. [2020-07-18 05:17:28,887 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 37 states and 159 transitions. [2020-07-18 05:17:29,187 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 159 edges. 159 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:29,196 INFO L225 Difference]: With dead ends: 166 [2020-07-18 05:17:29,196 INFO L226 Difference]: Without dead ends: 155 [2020-07-18 05:17:29,198 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 490 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=326, Invalid=2326, Unknown=0, NotChecked=0, Total=2652 [2020-07-18 05:17:29,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-07-18 05:17:30,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 143. [2020-07-18 05:17:30,020 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:17:30,020 INFO L82 GeneralOperation]: Start isEquivalent. First operand 155 states. Second operand 143 states. [2020-07-18 05:17:30,020 INFO L74 IsIncluded]: Start isIncluded. First operand 155 states. Second operand 143 states. [2020-07-18 05:17:30,020 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 143 states. [2020-07-18 05:17:30,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:30,024 INFO L93 Difference]: Finished difference Result 155 states and 167 transitions. [2020-07-18 05:17:30,024 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 167 transitions. [2020-07-18 05:17:30,025 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:17:30,025 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:17:30,025 INFO L74 IsIncluded]: Start isIncluded. First operand 143 states. Second operand 155 states. [2020-07-18 05:17:30,025 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 155 states. [2020-07-18 05:17:30,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:30,030 INFO L93 Difference]: Finished difference Result 155 states and 167 transitions. [2020-07-18 05:17:30,030 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 167 transitions. [2020-07-18 05:17:30,030 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:17:30,031 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:17:30,031 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:17:30,031 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:17:30,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-07-18 05:17:30,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 155 transitions. [2020-07-18 05:17:30,035 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 155 transitions. Word has length 131 [2020-07-18 05:17:30,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:17:30,035 INFO L479 AbstractCegarLoop]: Abstraction has 143 states and 155 transitions. [2020-07-18 05:17:30,036 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-07-18 05:17:30,036 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 143 states and 155 transitions. [2020-07-18 05:17:30,456 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 155 edges. 155 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:30,456 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 155 transitions. [2020-07-18 05:17:30,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-07-18 05:17:30,458 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:17:30,459 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] [2020-07-18 05:17:30,459 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-07-18 05:17:30,459 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:17:30,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:17:30,459 INFO L82 PathProgramCache]: Analyzing trace with hash -1832528814, now seen corresponding path program 2 times [2020-07-18 05:17:30,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:17:30,460 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1765034076] [2020-07-18 05:17:30,460 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:17:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:30,562 INFO L280 TraceCheckUtils]: 0: Hoare triple {12023#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {11918#true} is VALID [2020-07-18 05:17:30,562 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} #valid := #valid[0 := 0]; {11918#true} is VALID [2020-07-18 05:17:30,562 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} assume 0 < #StackHeapBarrier; {11918#true} is VALID [2020-07-18 05:17:30,562 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,563 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {11918#true} {11918#true} #194#return; {11918#true} is VALID [2020-07-18 05:17:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:30,604 INFO L280 TraceCheckUtils]: 0: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11918#true} is VALID [2020-07-18 05:17:30,604 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11918#true} is VALID [2020-07-18 05:17:30,604 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11918#true} is VALID [2020-07-18 05:17:30,604 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11918#true} is VALID [2020-07-18 05:17:30,605 INFO L280 TraceCheckUtils]: 4: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11918#true} is VALID [2020-07-18 05:17:30,605 INFO L280 TraceCheckUtils]: 5: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11918#true} is VALID [2020-07-18 05:17:30,605 INFO L280 TraceCheckUtils]: 6: Hoare triple {11918#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11918#true} is VALID [2020-07-18 05:17:30,605 INFO L280 TraceCheckUtils]: 7: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,605 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {11918#true} {11918#true} #182#return; {11918#true} is VALID [2020-07-18 05:17:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:30,610 INFO L280 TraceCheckUtils]: 0: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11918#true} is VALID [2020-07-18 05:17:30,610 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11918#true} is VALID [2020-07-18 05:17:30,610 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11918#true} is VALID [2020-07-18 05:17:30,611 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11918#true} is VALID [2020-07-18 05:17:30,611 INFO L280 TraceCheckUtils]: 4: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11918#true} is VALID [2020-07-18 05:17:30,611 INFO L280 TraceCheckUtils]: 5: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11918#true} is VALID [2020-07-18 05:17:30,611 INFO L280 TraceCheckUtils]: 6: Hoare triple {11918#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11918#true} is VALID [2020-07-18 05:17:30,611 INFO L280 TraceCheckUtils]: 7: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,612 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {11918#true} {11918#true} #182#return; {11918#true} is VALID [2020-07-18 05:17:30,612 INFO L280 TraceCheckUtils]: 0: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {11918#true} is VALID [2020-07-18 05:17:30,612 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} ~data := #in~data; {11918#true} is VALID [2020-07-18 05:17:30,612 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} ~head~0.base, ~head~0.offset := 0, 0; {11918#true} is VALID [2020-07-18 05:17:30,613 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} assume !!(~len > 0); {11918#true} is VALID [2020-07-18 05:17:30,614 INFO L263 TraceCheckUtils]: 4: Hoare triple {11918#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:30,614 INFO L280 TraceCheckUtils]: 5: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11918#true} is VALID [2020-07-18 05:17:30,614 INFO L280 TraceCheckUtils]: 6: Hoare triple {11918#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11918#true} is VALID [2020-07-18 05:17:30,614 INFO L280 TraceCheckUtils]: 7: Hoare triple {11918#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11918#true} is VALID [2020-07-18 05:17:30,615 INFO L280 TraceCheckUtils]: 8: Hoare triple {11918#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11918#true} is VALID [2020-07-18 05:17:30,615 INFO L280 TraceCheckUtils]: 9: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11918#true} is VALID [2020-07-18 05:17:30,615 INFO L280 TraceCheckUtils]: 10: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11918#true} is VALID [2020-07-18 05:17:30,615 INFO L280 TraceCheckUtils]: 11: Hoare triple {11918#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11918#true} is VALID [2020-07-18 05:17:30,615 INFO L280 TraceCheckUtils]: 12: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,616 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {11918#true} {11918#true} #182#return; {11918#true} is VALID [2020-07-18 05:17:30,616 INFO L280 TraceCheckUtils]: 14: Hoare triple {11918#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-18 05:17:30,616 INFO L280 TraceCheckUtils]: 15: Hoare triple {11918#true} havoc #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-18 05:17:30,616 INFO L280 TraceCheckUtils]: 16: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {11918#true} is VALID [2020-07-18 05:17:30,616 INFO L280 TraceCheckUtils]: 17: Hoare triple {11918#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {11918#true} is VALID [2020-07-18 05:17:30,617 INFO L280 TraceCheckUtils]: 18: Hoare triple {11918#true} #t~post3 := ~len; {11918#true} is VALID [2020-07-18 05:17:30,617 INFO L280 TraceCheckUtils]: 19: Hoare triple {11918#true} ~len := #t~post3 - 1; {11918#true} is VALID [2020-07-18 05:17:30,617 INFO L280 TraceCheckUtils]: 20: Hoare triple {11918#true} havoc #t~post3; {11918#true} is VALID [2020-07-18 05:17:30,617 INFO L280 TraceCheckUtils]: 21: Hoare triple {11918#true} assume !!(~len > 0); {11918#true} is VALID [2020-07-18 05:17:30,618 INFO L263 TraceCheckUtils]: 22: Hoare triple {11918#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:30,619 INFO L280 TraceCheckUtils]: 23: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11918#true} is VALID [2020-07-18 05:17:30,619 INFO L280 TraceCheckUtils]: 24: Hoare triple {11918#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11918#true} is VALID [2020-07-18 05:17:30,619 INFO L280 TraceCheckUtils]: 25: Hoare triple {11918#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11918#true} is VALID [2020-07-18 05:17:30,619 INFO L280 TraceCheckUtils]: 26: Hoare triple {11918#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11918#true} is VALID [2020-07-18 05:17:30,619 INFO L280 TraceCheckUtils]: 27: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11918#true} is VALID [2020-07-18 05:17:30,620 INFO L280 TraceCheckUtils]: 28: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11918#true} is VALID [2020-07-18 05:17:30,620 INFO L280 TraceCheckUtils]: 29: Hoare triple {11918#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11918#true} is VALID [2020-07-18 05:17:30,620 INFO L280 TraceCheckUtils]: 30: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,620 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {11918#true} {11918#true} #182#return; {11918#true} is VALID [2020-07-18 05:17:30,620 INFO L280 TraceCheckUtils]: 32: Hoare triple {11918#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-18 05:17:30,621 INFO L280 TraceCheckUtils]: 33: Hoare triple {11918#true} havoc #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-18 05:17:30,621 INFO L280 TraceCheckUtils]: 34: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {11918#true} is VALID [2020-07-18 05:17:30,621 INFO L280 TraceCheckUtils]: 35: Hoare triple {11918#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {11918#true} is VALID [2020-07-18 05:17:30,621 INFO L280 TraceCheckUtils]: 36: Hoare triple {11918#true} #t~post3 := ~len; {11918#true} is VALID [2020-07-18 05:17:30,621 INFO L280 TraceCheckUtils]: 37: Hoare triple {11918#true} ~len := #t~post3 - 1; {11918#true} is VALID [2020-07-18 05:17:30,622 INFO L280 TraceCheckUtils]: 38: Hoare triple {11918#true} havoc #t~post3; {11918#true} is VALID [2020-07-18 05:17:30,622 INFO L280 TraceCheckUtils]: 39: Hoare triple {11918#true} assume !(~len > 0); {11918#true} is VALID [2020-07-18 05:17:30,622 INFO L280 TraceCheckUtils]: 40: Hoare triple {11918#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {11918#true} is VALID [2020-07-18 05:17:30,622 INFO L280 TraceCheckUtils]: 41: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,623 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {11918#true} {11925#(<= main_~len~0 2)} #186#return; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:30,647 INFO L280 TraceCheckUtils]: 0: Hoare triple {12043#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-18 05:17:30,647 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} ~data := #in~data; {11918#true} is VALID [2020-07-18 05:17:30,647 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} ~index := #in~index; {11918#true} is VALID [2020-07-18 05:17:30,648 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} assume !!(~index > 0); {11918#true} is VALID [2020-07-18 05:17:30,648 INFO L280 TraceCheckUtils]: 4: Hoare triple {11918#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {11918#true} is VALID [2020-07-18 05:17:30,648 INFO L280 TraceCheckUtils]: 5: Hoare triple {11918#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {11918#true} is VALID [2020-07-18 05:17:30,649 INFO L280 TraceCheckUtils]: 6: Hoare triple {11918#true} havoc #t~mem9.base, #t~mem9.offset; {11918#true} is VALID [2020-07-18 05:17:30,649 INFO L280 TraceCheckUtils]: 7: Hoare triple {11918#true} #t~post10 := ~index; {11918#true} is VALID [2020-07-18 05:17:30,649 INFO L280 TraceCheckUtils]: 8: Hoare triple {11918#true} ~index := #t~post10 - 1; {11918#true} is VALID [2020-07-18 05:17:30,650 INFO L280 TraceCheckUtils]: 9: Hoare triple {11918#true} havoc #t~post10; {11918#true} is VALID [2020-07-18 05:17:30,650 INFO L280 TraceCheckUtils]: 10: Hoare triple {11918#true} assume !(~index > 0); {11918#true} is VALID [2020-07-18 05:17:30,650 INFO L280 TraceCheckUtils]: 11: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {11918#true} is VALID [2020-07-18 05:17:30,651 INFO L280 TraceCheckUtils]: 12: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,652 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {11918#true} {11925#(<= main_~len~0 2)} #188#return; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:30,661 INFO L280 TraceCheckUtils]: 0: Hoare triple {12043#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-18 05:17:30,661 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} ~data := #in~data; {11918#true} is VALID [2020-07-18 05:17:30,661 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} ~index := #in~index; {11918#true} is VALID [2020-07-18 05:17:30,662 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} assume !(~index > 0); {11918#true} is VALID [2020-07-18 05:17:30,662 INFO L280 TraceCheckUtils]: 4: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {11918#true} is VALID [2020-07-18 05:17:30,662 INFO L280 TraceCheckUtils]: 5: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,664 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {11918#true} {11925#(<= main_~len~0 2)} #188#return; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:30,674 INFO L280 TraceCheckUtils]: 0: Hoare triple {11918#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-18 05:17:30,674 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} ~index := #in~index; {11918#true} is VALID [2020-07-18 05:17:30,674 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} assume !!(~index > 0); {11918#true} is VALID [2020-07-18 05:17:30,675 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {11918#true} is VALID [2020-07-18 05:17:30,676 INFO L280 TraceCheckUtils]: 4: Hoare triple {11918#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {11918#true} is VALID [2020-07-18 05:17:30,676 INFO L280 TraceCheckUtils]: 5: Hoare triple {11918#true} havoc #t~mem6.base, #t~mem6.offset; {11918#true} is VALID [2020-07-18 05:17:30,677 INFO L280 TraceCheckUtils]: 6: Hoare triple {11918#true} #t~post7 := ~index; {11918#true} is VALID [2020-07-18 05:17:30,677 INFO L280 TraceCheckUtils]: 7: Hoare triple {11918#true} ~index := #t~post7 - 1; {11918#true} is VALID [2020-07-18 05:17:30,677 INFO L280 TraceCheckUtils]: 8: Hoare triple {11918#true} havoc #t~post7; {11918#true} is VALID [2020-07-18 05:17:30,678 INFO L280 TraceCheckUtils]: 9: Hoare triple {11918#true} assume !(~index > 0); {11918#true} is VALID [2020-07-18 05:17:30,678 INFO L280 TraceCheckUtils]: 10: Hoare triple {11918#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {11918#true} is VALID [2020-07-18 05:17:30,678 INFO L280 TraceCheckUtils]: 11: Hoare triple {11918#true} #res := #t~mem8; {11918#true} is VALID [2020-07-18 05:17:30,678 INFO L280 TraceCheckUtils]: 12: Hoare triple {11918#true} havoc #t~mem8; {11918#true} is VALID [2020-07-18 05:17:30,679 INFO L280 TraceCheckUtils]: 13: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,681 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {11918#true} {11990#(<= main_~i~0 1)} #190#return; {11990#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:30,731 INFO L280 TraceCheckUtils]: 0: Hoare triple {11918#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-18 05:17:30,732 INFO L280 TraceCheckUtils]: 1: Hoare triple {11918#true} ~index := #in~index; {12044#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-18 05:17:30,733 INFO L280 TraceCheckUtils]: 2: Hoare triple {12044#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} assume !!(~index > 0); {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,734 INFO L280 TraceCheckUtils]: 3: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,735 INFO L280 TraceCheckUtils]: 4: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,736 INFO L280 TraceCheckUtils]: 5: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~mem6.base, #t~mem6.offset; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,737 INFO L280 TraceCheckUtils]: 6: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} #t~post7 := ~index; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,738 INFO L280 TraceCheckUtils]: 7: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} ~index := #t~post7 - 1; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,738 INFO L280 TraceCheckUtils]: 8: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~post7; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,739 INFO L280 TraceCheckUtils]: 9: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} assume !(~index > 0); {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,740 INFO L280 TraceCheckUtils]: 10: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,741 INFO L280 TraceCheckUtils]: 11: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} #res := #t~mem8; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,742 INFO L280 TraceCheckUtils]: 12: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~mem8; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,742 INFO L280 TraceCheckUtils]: 13: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} assume true; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,744 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {12045#(<= 1 |sll_get_data_at_#in~index|)} {12007#(<= main_~i~0 0)} #190#return; {11919#false} is VALID [2020-07-18 05:17:30,746 INFO L263 TraceCheckUtils]: 0: Hoare triple {11918#true} call ULTIMATE.init(); {12023#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:17:30,746 INFO L280 TraceCheckUtils]: 1: Hoare triple {12023#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {11918#true} is VALID [2020-07-18 05:17:30,747 INFO L280 TraceCheckUtils]: 2: Hoare triple {11918#true} #valid := #valid[0 := 0]; {11918#true} is VALID [2020-07-18 05:17:30,747 INFO L280 TraceCheckUtils]: 3: Hoare triple {11918#true} assume 0 < #StackHeapBarrier; {11918#true} is VALID [2020-07-18 05:17:30,747 INFO L280 TraceCheckUtils]: 4: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,748 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {11918#true} {11918#true} #194#return; {11918#true} is VALID [2020-07-18 05:17:30,748 INFO L263 TraceCheckUtils]: 6: Hoare triple {11918#true} call #t~ret15 := main(); {11918#true} is VALID [2020-07-18 05:17:30,749 INFO L280 TraceCheckUtils]: 7: Hoare triple {11918#true} ~len~0 := 2; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,750 INFO L280 TraceCheckUtils]: 8: Hoare triple {11925#(<= main_~len~0 2)} ~data~0 := 1; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,751 INFO L263 TraceCheckUtils]: 9: Hoare triple {11925#(<= main_~len~0 2)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:30,751 INFO L280 TraceCheckUtils]: 10: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {11918#true} is VALID [2020-07-18 05:17:30,752 INFO L280 TraceCheckUtils]: 11: Hoare triple {11918#true} ~data := #in~data; {11918#true} is VALID [2020-07-18 05:17:30,752 INFO L280 TraceCheckUtils]: 12: Hoare triple {11918#true} ~head~0.base, ~head~0.offset := 0, 0; {11918#true} is VALID [2020-07-18 05:17:30,752 INFO L280 TraceCheckUtils]: 13: Hoare triple {11918#true} assume !!(~len > 0); {11918#true} is VALID [2020-07-18 05:17:30,753 INFO L263 TraceCheckUtils]: 14: Hoare triple {11918#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:30,754 INFO L280 TraceCheckUtils]: 15: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11918#true} is VALID [2020-07-18 05:17:30,754 INFO L280 TraceCheckUtils]: 16: Hoare triple {11918#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11918#true} is VALID [2020-07-18 05:17:30,754 INFO L280 TraceCheckUtils]: 17: Hoare triple {11918#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11918#true} is VALID [2020-07-18 05:17:30,754 INFO L280 TraceCheckUtils]: 18: Hoare triple {11918#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11918#true} is VALID [2020-07-18 05:17:30,754 INFO L280 TraceCheckUtils]: 19: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11918#true} is VALID [2020-07-18 05:17:30,755 INFO L280 TraceCheckUtils]: 20: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11918#true} is VALID [2020-07-18 05:17:30,755 INFO L280 TraceCheckUtils]: 21: Hoare triple {11918#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11918#true} is VALID [2020-07-18 05:17:30,755 INFO L280 TraceCheckUtils]: 22: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,755 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {11918#true} {11918#true} #182#return; {11918#true} is VALID [2020-07-18 05:17:30,756 INFO L280 TraceCheckUtils]: 24: Hoare triple {11918#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-18 05:17:30,756 INFO L280 TraceCheckUtils]: 25: Hoare triple {11918#true} havoc #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-18 05:17:30,756 INFO L280 TraceCheckUtils]: 26: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {11918#true} is VALID [2020-07-18 05:17:30,756 INFO L280 TraceCheckUtils]: 27: Hoare triple {11918#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {11918#true} is VALID [2020-07-18 05:17:30,756 INFO L280 TraceCheckUtils]: 28: Hoare triple {11918#true} #t~post3 := ~len; {11918#true} is VALID [2020-07-18 05:17:30,756 INFO L280 TraceCheckUtils]: 29: Hoare triple {11918#true} ~len := #t~post3 - 1; {11918#true} is VALID [2020-07-18 05:17:30,757 INFO L280 TraceCheckUtils]: 30: Hoare triple {11918#true} havoc #t~post3; {11918#true} is VALID [2020-07-18 05:17:30,757 INFO L280 TraceCheckUtils]: 31: Hoare triple {11918#true} assume !!(~len > 0); {11918#true} is VALID [2020-07-18 05:17:30,758 INFO L263 TraceCheckUtils]: 32: Hoare triple {11918#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:30,758 INFO L280 TraceCheckUtils]: 33: Hoare triple {12024#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {11918#true} is VALID [2020-07-18 05:17:30,759 INFO L280 TraceCheckUtils]: 34: Hoare triple {11918#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {11918#true} is VALID [2020-07-18 05:17:30,759 INFO L280 TraceCheckUtils]: 35: Hoare triple {11918#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {11918#true} is VALID [2020-07-18 05:17:30,759 INFO L280 TraceCheckUtils]: 36: Hoare triple {11918#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {11918#true} is VALID [2020-07-18 05:17:30,759 INFO L280 TraceCheckUtils]: 37: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {11918#true} is VALID [2020-07-18 05:17:30,759 INFO L280 TraceCheckUtils]: 38: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {11918#true} is VALID [2020-07-18 05:17:30,760 INFO L280 TraceCheckUtils]: 39: Hoare triple {11918#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {11918#true} is VALID [2020-07-18 05:17:30,760 INFO L280 TraceCheckUtils]: 40: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,760 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {11918#true} {11918#true} #182#return; {11918#true} is VALID [2020-07-18 05:17:30,760 INFO L280 TraceCheckUtils]: 42: Hoare triple {11918#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-18 05:17:30,760 INFO L280 TraceCheckUtils]: 43: Hoare triple {11918#true} havoc #t~ret4.base, #t~ret4.offset; {11918#true} is VALID [2020-07-18 05:17:30,761 INFO L280 TraceCheckUtils]: 44: Hoare triple {11918#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {11918#true} is VALID [2020-07-18 05:17:30,761 INFO L280 TraceCheckUtils]: 45: Hoare triple {11918#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {11918#true} is VALID [2020-07-18 05:17:30,761 INFO L280 TraceCheckUtils]: 46: Hoare triple {11918#true} #t~post3 := ~len; {11918#true} is VALID [2020-07-18 05:17:30,761 INFO L280 TraceCheckUtils]: 47: Hoare triple {11918#true} ~len := #t~post3 - 1; {11918#true} is VALID [2020-07-18 05:17:30,761 INFO L280 TraceCheckUtils]: 48: Hoare triple {11918#true} havoc #t~post3; {11918#true} is VALID [2020-07-18 05:17:30,761 INFO L280 TraceCheckUtils]: 49: Hoare triple {11918#true} assume !(~len > 0); {11918#true} is VALID [2020-07-18 05:17:30,762 INFO L280 TraceCheckUtils]: 50: Hoare triple {11918#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {11918#true} is VALID [2020-07-18 05:17:30,762 INFO L280 TraceCheckUtils]: 51: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,763 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {11918#true} {11925#(<= main_~len~0 2)} #186#return; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,764 INFO L280 TraceCheckUtils]: 53: Hoare triple {11925#(<= main_~len~0 2)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,765 INFO L280 TraceCheckUtils]: 54: Hoare triple {11925#(<= main_~len~0 2)} havoc #t~ret11.base, #t~ret11.offset; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,765 INFO L280 TraceCheckUtils]: 55: Hoare triple {11925#(<= main_~len~0 2)} havoc ~i~0; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,766 INFO L280 TraceCheckUtils]: 56: Hoare triple {11925#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,768 INFO L280 TraceCheckUtils]: 57: Hoare triple {11925#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,768 INFO L280 TraceCheckUtils]: 58: Hoare triple {11925#(<= main_~len~0 2)} ~new_data~0 := ~i~0 + ~len~0; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,772 INFO L263 TraceCheckUtils]: 59: Hoare triple {11925#(<= main_~len~0 2)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {12043#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:30,772 INFO L280 TraceCheckUtils]: 60: Hoare triple {12043#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-18 05:17:30,772 INFO L280 TraceCheckUtils]: 61: Hoare triple {11918#true} ~data := #in~data; {11918#true} is VALID [2020-07-18 05:17:30,773 INFO L280 TraceCheckUtils]: 62: Hoare triple {11918#true} ~index := #in~index; {11918#true} is VALID [2020-07-18 05:17:30,773 INFO L280 TraceCheckUtils]: 63: Hoare triple {11918#true} assume !!(~index > 0); {11918#true} is VALID [2020-07-18 05:17:30,773 INFO L280 TraceCheckUtils]: 64: Hoare triple {11918#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {11918#true} is VALID [2020-07-18 05:17:30,774 INFO L280 TraceCheckUtils]: 65: Hoare triple {11918#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {11918#true} is VALID [2020-07-18 05:17:30,774 INFO L280 TraceCheckUtils]: 66: Hoare triple {11918#true} havoc #t~mem9.base, #t~mem9.offset; {11918#true} is VALID [2020-07-18 05:17:30,774 INFO L280 TraceCheckUtils]: 67: Hoare triple {11918#true} #t~post10 := ~index; {11918#true} is VALID [2020-07-18 05:17:30,774 INFO L280 TraceCheckUtils]: 68: Hoare triple {11918#true} ~index := #t~post10 - 1; {11918#true} is VALID [2020-07-18 05:17:30,775 INFO L280 TraceCheckUtils]: 69: Hoare triple {11918#true} havoc #t~post10; {11918#true} is VALID [2020-07-18 05:17:30,775 INFO L280 TraceCheckUtils]: 70: Hoare triple {11918#true} assume !(~index > 0); {11918#true} is VALID [2020-07-18 05:17:30,775 INFO L280 TraceCheckUtils]: 71: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {11918#true} is VALID [2020-07-18 05:17:30,776 INFO L280 TraceCheckUtils]: 72: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,777 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {11918#true} {11925#(<= main_~len~0 2)} #188#return; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,778 INFO L280 TraceCheckUtils]: 74: Hoare triple {11925#(<= main_~len~0 2)} #t~post12 := ~i~0; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,779 INFO L280 TraceCheckUtils]: 75: Hoare triple {11925#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,780 INFO L280 TraceCheckUtils]: 76: Hoare triple {11925#(<= main_~len~0 2)} havoc #t~post12; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,780 INFO L280 TraceCheckUtils]: 77: Hoare triple {11925#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,781 INFO L280 TraceCheckUtils]: 78: Hoare triple {11925#(<= main_~len~0 2)} ~new_data~0 := ~i~0 + ~len~0; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,783 INFO L263 TraceCheckUtils]: 79: Hoare triple {11925#(<= main_~len~0 2)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {12043#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:30,783 INFO L280 TraceCheckUtils]: 80: Hoare triple {12043#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-18 05:17:30,784 INFO L280 TraceCheckUtils]: 81: Hoare triple {11918#true} ~data := #in~data; {11918#true} is VALID [2020-07-18 05:17:30,784 INFO L280 TraceCheckUtils]: 82: Hoare triple {11918#true} ~index := #in~index; {11918#true} is VALID [2020-07-18 05:17:30,784 INFO L280 TraceCheckUtils]: 83: Hoare triple {11918#true} assume !(~index > 0); {11918#true} is VALID [2020-07-18 05:17:30,785 INFO L280 TraceCheckUtils]: 84: Hoare triple {11918#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {11918#true} is VALID [2020-07-18 05:17:30,785 INFO L280 TraceCheckUtils]: 85: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,786 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {11918#true} {11925#(<= main_~len~0 2)} #188#return; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,787 INFO L280 TraceCheckUtils]: 87: Hoare triple {11925#(<= main_~len~0 2)} #t~post12 := ~i~0; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,789 INFO L280 TraceCheckUtils]: 88: Hoare triple {11925#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,789 INFO L280 TraceCheckUtils]: 89: Hoare triple {11925#(<= main_~len~0 2)} havoc #t~post12; {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,791 INFO L280 TraceCheckUtils]: 90: Hoare triple {11925#(<= main_~len~0 2)} assume !(~i~0 >= 0); {11925#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:30,792 INFO L280 TraceCheckUtils]: 91: Hoare triple {11925#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {11990#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:30,792 INFO L280 TraceCheckUtils]: 92: Hoare triple {11990#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {11990#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:30,793 INFO L280 TraceCheckUtils]: 93: Hoare triple {11990#(<= main_~i~0 1)} ~expected~0 := ~i~0 + ~len~0; {11990#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:30,794 INFO L263 TraceCheckUtils]: 94: Hoare triple {11990#(<= main_~i~0 1)} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {11918#true} is VALID [2020-07-18 05:17:30,794 INFO L280 TraceCheckUtils]: 95: Hoare triple {11918#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-18 05:17:30,794 INFO L280 TraceCheckUtils]: 96: Hoare triple {11918#true} ~index := #in~index; {11918#true} is VALID [2020-07-18 05:17:30,795 INFO L280 TraceCheckUtils]: 97: Hoare triple {11918#true} assume !!(~index > 0); {11918#true} is VALID [2020-07-18 05:17:30,795 INFO L280 TraceCheckUtils]: 98: Hoare triple {11918#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {11918#true} is VALID [2020-07-18 05:17:30,795 INFO L280 TraceCheckUtils]: 99: Hoare triple {11918#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {11918#true} is VALID [2020-07-18 05:17:30,795 INFO L280 TraceCheckUtils]: 100: Hoare triple {11918#true} havoc #t~mem6.base, #t~mem6.offset; {11918#true} is VALID [2020-07-18 05:17:30,796 INFO L280 TraceCheckUtils]: 101: Hoare triple {11918#true} #t~post7 := ~index; {11918#true} is VALID [2020-07-18 05:17:30,796 INFO L280 TraceCheckUtils]: 102: Hoare triple {11918#true} ~index := #t~post7 - 1; {11918#true} is VALID [2020-07-18 05:17:30,796 INFO L280 TraceCheckUtils]: 103: Hoare triple {11918#true} havoc #t~post7; {11918#true} is VALID [2020-07-18 05:17:30,797 INFO L280 TraceCheckUtils]: 104: Hoare triple {11918#true} assume !(~index > 0); {11918#true} is VALID [2020-07-18 05:17:30,797 INFO L280 TraceCheckUtils]: 105: Hoare triple {11918#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {11918#true} is VALID [2020-07-18 05:17:30,797 INFO L280 TraceCheckUtils]: 106: Hoare triple {11918#true} #res := #t~mem8; {11918#true} is VALID [2020-07-18 05:17:30,797 INFO L280 TraceCheckUtils]: 107: Hoare triple {11918#true} havoc #t~mem8; {11918#true} is VALID [2020-07-18 05:17:30,797 INFO L280 TraceCheckUtils]: 108: Hoare triple {11918#true} assume true; {11918#true} is VALID [2020-07-18 05:17:30,799 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {11918#true} {11990#(<= main_~i~0 1)} #190#return; {11990#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:30,800 INFO L280 TraceCheckUtils]: 110: Hoare triple {11990#(<= main_~i~0 1)} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {11990#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:30,801 INFO L280 TraceCheckUtils]: 111: Hoare triple {11990#(<= main_~i~0 1)} assume !(~expected~0 != #t~ret14); {11990#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:30,802 INFO L280 TraceCheckUtils]: 112: Hoare triple {11990#(<= main_~i~0 1)} havoc #t~ret14; {11990#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:30,802 INFO L280 TraceCheckUtils]: 113: Hoare triple {11990#(<= main_~i~0 1)} #t~post13 := ~i~0; {12006#(<= |main_#t~post13| 1)} is VALID [2020-07-18 05:17:30,804 INFO L280 TraceCheckUtils]: 114: Hoare triple {12006#(<= |main_#t~post13| 1)} ~i~0 := #t~post13 - 1; {12007#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:30,804 INFO L280 TraceCheckUtils]: 115: Hoare triple {12007#(<= main_~i~0 0)} havoc #t~post13; {12007#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:30,805 INFO L280 TraceCheckUtils]: 116: Hoare triple {12007#(<= main_~i~0 0)} assume !!(~i~0 >= 0); {12007#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:30,806 INFO L280 TraceCheckUtils]: 117: Hoare triple {12007#(<= main_~i~0 0)} ~expected~0 := ~i~0 + ~len~0; {12007#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:30,806 INFO L263 TraceCheckUtils]: 118: Hoare triple {12007#(<= main_~i~0 0)} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {11918#true} is VALID [2020-07-18 05:17:30,807 INFO L280 TraceCheckUtils]: 119: Hoare triple {11918#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {11918#true} is VALID [2020-07-18 05:17:30,807 INFO L280 TraceCheckUtils]: 120: Hoare triple {11918#true} ~index := #in~index; {12044#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} is VALID [2020-07-18 05:17:30,808 INFO L280 TraceCheckUtils]: 121: Hoare triple {12044#(= |sll_get_data_at_#in~index| sll_get_data_at_~index)} assume !!(~index > 0); {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,809 INFO L280 TraceCheckUtils]: 122: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,810 INFO L280 TraceCheckUtils]: 123: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,811 INFO L280 TraceCheckUtils]: 124: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~mem6.base, #t~mem6.offset; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,812 INFO L280 TraceCheckUtils]: 125: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} #t~post7 := ~index; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,813 INFO L280 TraceCheckUtils]: 126: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} ~index := #t~post7 - 1; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,813 INFO L280 TraceCheckUtils]: 127: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~post7; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,814 INFO L280 TraceCheckUtils]: 128: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} assume !(~index > 0); {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,815 INFO L280 TraceCheckUtils]: 129: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,816 INFO L280 TraceCheckUtils]: 130: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} #res := #t~mem8; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,816 INFO L280 TraceCheckUtils]: 131: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} havoc #t~mem8; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,817 INFO L280 TraceCheckUtils]: 132: Hoare triple {12045#(<= 1 |sll_get_data_at_#in~index|)} assume true; {12045#(<= 1 |sll_get_data_at_#in~index|)} is VALID [2020-07-18 05:17:30,819 INFO L275 TraceCheckUtils]: 133: Hoare quadruple {12045#(<= 1 |sll_get_data_at_#in~index|)} {12007#(<= main_~i~0 0)} #190#return; {11919#false} is VALID [2020-07-18 05:17:30,819 INFO L280 TraceCheckUtils]: 134: Hoare triple {11919#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {11919#false} is VALID [2020-07-18 05:17:30,820 INFO L280 TraceCheckUtils]: 135: Hoare triple {11919#false} assume ~expected~0 != #t~ret14; {11919#false} is VALID [2020-07-18 05:17:30,820 INFO L280 TraceCheckUtils]: 136: Hoare triple {11919#false} havoc #t~ret14; {11919#false} is VALID [2020-07-18 05:17:30,820 INFO L280 TraceCheckUtils]: 137: Hoare triple {11919#false} assume !false; {11919#false} is VALID [2020-07-18 05:17:30,847 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-07-18 05:17:30,848 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1765034076] [2020-07-18 05:17:30,848 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:17:30,848 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-07-18 05:17:30,848 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359402646] [2020-07-18 05:17:30,849 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 138 [2020-07-18 05:17:30,849 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:17:30,849 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-18 05:17:30,997 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 106 edges. 106 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:30,997 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-18 05:17:30,997 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:17:30,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-18 05:17:30,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-07-18 05:17:30,998 INFO L87 Difference]: Start difference. First operand 143 states and 155 transitions. Second operand 11 states. [2020-07-18 05:17:33,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:33,848 INFO L93 Difference]: Finished difference Result 187 states and 202 transitions. [2020-07-18 05:17:33,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-18 05:17:33,849 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 138 [2020-07-18 05:17:33,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:17:33,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-18 05:17:33,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 145 transitions. [2020-07-18 05:17:33,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-18 05:17:33,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 145 transitions. [2020-07-18 05:17:33,856 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 145 transitions. [2020-07-18 05:17:34,034 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 145 edges. 145 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:34,037 INFO L225 Difference]: With dead ends: 187 [2020-07-18 05:17:34,037 INFO L226 Difference]: Without dead ends: 131 [2020-07-18 05:17:34,038 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2020-07-18 05:17:34,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-07-18 05:17:34,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2020-07-18 05:17:34,688 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:17:34,688 INFO L82 GeneralOperation]: Start isEquivalent. First operand 131 states. Second operand 131 states. [2020-07-18 05:17:34,689 INFO L74 IsIncluded]: Start isIncluded. First operand 131 states. Second operand 131 states. [2020-07-18 05:17:34,689 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 131 states. [2020-07-18 05:17:34,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:34,692 INFO L93 Difference]: Finished difference Result 131 states and 138 transitions. [2020-07-18 05:17:34,692 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 138 transitions. [2020-07-18 05:17:34,693 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:17:34,693 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:17:34,693 INFO L74 IsIncluded]: Start isIncluded. First operand 131 states. Second operand 131 states. [2020-07-18 05:17:34,693 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 131 states. [2020-07-18 05:17:34,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:34,696 INFO L93 Difference]: Finished difference Result 131 states and 138 transitions. [2020-07-18 05:17:34,696 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 138 transitions. [2020-07-18 05:17:34,696 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:17:34,697 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:17:34,697 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:17:34,697 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:17:34,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-07-18 05:17:34,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 138 transitions. [2020-07-18 05:17:34,700 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 138 transitions. Word has length 138 [2020-07-18 05:17:34,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:17:34,700 INFO L479 AbstractCegarLoop]: Abstraction has 131 states and 138 transitions. [2020-07-18 05:17:34,700 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-18 05:17:34,700 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 131 states and 138 transitions. [2020-07-18 05:17:35,046 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 138 edges. 138 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:35,047 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 138 transitions. [2020-07-18 05:17:35,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-07-18 05:17:35,048 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:17:35,049 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] [2020-07-18 05:17:35,049 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-07-18 05:17:35,049 INFO L427 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:17:35,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:17:35,050 INFO L82 PathProgramCache]: Analyzing trace with hash -446465243, now seen corresponding path program 3 times [2020-07-18 05:17:35,050 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:17:35,050 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1175270706] [2020-07-18 05:17:35,050 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:17:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:35,183 INFO L280 TraceCheckUtils]: 0: Hoare triple {13073#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {12965#true} is VALID [2020-07-18 05:17:35,183 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} #valid := #valid[0 := 0]; {12965#true} is VALID [2020-07-18 05:17:35,184 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} assume 0 < #StackHeapBarrier; {12965#true} is VALID [2020-07-18 05:17:35,184 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,184 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {12965#true} {12965#true} #194#return; {12965#true} is VALID [2020-07-18 05:17:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:35,225 INFO L280 TraceCheckUtils]: 0: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12965#true} is VALID [2020-07-18 05:17:35,225 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12965#true} is VALID [2020-07-18 05:17:35,226 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12965#true} is VALID [2020-07-18 05:17:35,226 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12965#true} is VALID [2020-07-18 05:17:35,226 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12965#true} is VALID [2020-07-18 05:17:35,226 INFO L280 TraceCheckUtils]: 5: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12965#true} is VALID [2020-07-18 05:17:35,226 INFO L280 TraceCheckUtils]: 6: Hoare triple {12965#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12965#true} is VALID [2020-07-18 05:17:35,227 INFO L280 TraceCheckUtils]: 7: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,227 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {12965#true} {12965#true} #182#return; {12965#true} is VALID [2020-07-18 05:17:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:35,232 INFO L280 TraceCheckUtils]: 0: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12965#true} is VALID [2020-07-18 05:17:35,232 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12965#true} is VALID [2020-07-18 05:17:35,233 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12965#true} is VALID [2020-07-18 05:17:35,233 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12965#true} is VALID [2020-07-18 05:17:35,233 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12965#true} is VALID [2020-07-18 05:17:35,233 INFO L280 TraceCheckUtils]: 5: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12965#true} is VALID [2020-07-18 05:17:35,233 INFO L280 TraceCheckUtils]: 6: Hoare triple {12965#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12965#true} is VALID [2020-07-18 05:17:35,233 INFO L280 TraceCheckUtils]: 7: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,234 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {12965#true} {12965#true} #182#return; {12965#true} is VALID [2020-07-18 05:17:35,234 INFO L280 TraceCheckUtils]: 0: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {12965#true} is VALID [2020-07-18 05:17:35,234 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} ~data := #in~data; {12965#true} is VALID [2020-07-18 05:17:35,234 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} ~head~0.base, ~head~0.offset := 0, 0; {12965#true} is VALID [2020-07-18 05:17:35,234 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} assume !!(~len > 0); {12965#true} is VALID [2020-07-18 05:17:35,236 INFO L263 TraceCheckUtils]: 4: Hoare triple {12965#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:35,236 INFO L280 TraceCheckUtils]: 5: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12965#true} is VALID [2020-07-18 05:17:35,236 INFO L280 TraceCheckUtils]: 6: Hoare triple {12965#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12965#true} is VALID [2020-07-18 05:17:35,236 INFO L280 TraceCheckUtils]: 7: Hoare triple {12965#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12965#true} is VALID [2020-07-18 05:17:35,236 INFO L280 TraceCheckUtils]: 8: Hoare triple {12965#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12965#true} is VALID [2020-07-18 05:17:35,237 INFO L280 TraceCheckUtils]: 9: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12965#true} is VALID [2020-07-18 05:17:35,237 INFO L280 TraceCheckUtils]: 10: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12965#true} is VALID [2020-07-18 05:17:35,237 INFO L280 TraceCheckUtils]: 11: Hoare triple {12965#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12965#true} is VALID [2020-07-18 05:17:35,237 INFO L280 TraceCheckUtils]: 12: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,238 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {12965#true} {12965#true} #182#return; {12965#true} is VALID [2020-07-18 05:17:35,238 INFO L280 TraceCheckUtils]: 14: Hoare triple {12965#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-18 05:17:35,238 INFO L280 TraceCheckUtils]: 15: Hoare triple {12965#true} havoc #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-18 05:17:35,238 INFO L280 TraceCheckUtils]: 16: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {12965#true} is VALID [2020-07-18 05:17:35,238 INFO L280 TraceCheckUtils]: 17: Hoare triple {12965#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {12965#true} is VALID [2020-07-18 05:17:35,238 INFO L280 TraceCheckUtils]: 18: Hoare triple {12965#true} #t~post3 := ~len; {12965#true} is VALID [2020-07-18 05:17:35,239 INFO L280 TraceCheckUtils]: 19: Hoare triple {12965#true} ~len := #t~post3 - 1; {12965#true} is VALID [2020-07-18 05:17:35,239 INFO L280 TraceCheckUtils]: 20: Hoare triple {12965#true} havoc #t~post3; {12965#true} is VALID [2020-07-18 05:17:35,239 INFO L280 TraceCheckUtils]: 21: Hoare triple {12965#true} assume !!(~len > 0); {12965#true} is VALID [2020-07-18 05:17:35,240 INFO L263 TraceCheckUtils]: 22: Hoare triple {12965#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:35,241 INFO L280 TraceCheckUtils]: 23: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12965#true} is VALID [2020-07-18 05:17:35,241 INFO L280 TraceCheckUtils]: 24: Hoare triple {12965#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12965#true} is VALID [2020-07-18 05:17:35,241 INFO L280 TraceCheckUtils]: 25: Hoare triple {12965#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12965#true} is VALID [2020-07-18 05:17:35,241 INFO L280 TraceCheckUtils]: 26: Hoare triple {12965#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12965#true} is VALID [2020-07-18 05:17:35,241 INFO L280 TraceCheckUtils]: 27: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12965#true} is VALID [2020-07-18 05:17:35,241 INFO L280 TraceCheckUtils]: 28: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12965#true} is VALID [2020-07-18 05:17:35,242 INFO L280 TraceCheckUtils]: 29: Hoare triple {12965#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12965#true} is VALID [2020-07-18 05:17:35,242 INFO L280 TraceCheckUtils]: 30: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,242 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {12965#true} {12965#true} #182#return; {12965#true} is VALID [2020-07-18 05:17:35,242 INFO L280 TraceCheckUtils]: 32: Hoare triple {12965#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-18 05:17:35,242 INFO L280 TraceCheckUtils]: 33: Hoare triple {12965#true} havoc #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-18 05:17:35,243 INFO L280 TraceCheckUtils]: 34: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {12965#true} is VALID [2020-07-18 05:17:35,243 INFO L280 TraceCheckUtils]: 35: Hoare triple {12965#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {12965#true} is VALID [2020-07-18 05:17:35,243 INFO L280 TraceCheckUtils]: 36: Hoare triple {12965#true} #t~post3 := ~len; {12965#true} is VALID [2020-07-18 05:17:35,243 INFO L280 TraceCheckUtils]: 37: Hoare triple {12965#true} ~len := #t~post3 - 1; {12965#true} is VALID [2020-07-18 05:17:35,243 INFO L280 TraceCheckUtils]: 38: Hoare triple {12965#true} havoc #t~post3; {12965#true} is VALID [2020-07-18 05:17:35,243 INFO L280 TraceCheckUtils]: 39: Hoare triple {12965#true} assume !(~len > 0); {12965#true} is VALID [2020-07-18 05:17:35,244 INFO L280 TraceCheckUtils]: 40: Hoare triple {12965#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {12965#true} is VALID [2020-07-18 05:17:35,244 INFO L280 TraceCheckUtils]: 41: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,245 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {12965#true} {12972#(<= main_~len~0 2)} #186#return; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:35,271 INFO L280 TraceCheckUtils]: 0: Hoare triple {13093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-18 05:17:35,272 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} ~data := #in~data; {12965#true} is VALID [2020-07-18 05:17:35,272 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-18 05:17:35,272 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} assume !!(~index > 0); {12965#true} is VALID [2020-07-18 05:17:35,272 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {12965#true} is VALID [2020-07-18 05:17:35,272 INFO L280 TraceCheckUtils]: 5: Hoare triple {12965#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {12965#true} is VALID [2020-07-18 05:17:35,273 INFO L280 TraceCheckUtils]: 6: Hoare triple {12965#true} havoc #t~mem9.base, #t~mem9.offset; {12965#true} is VALID [2020-07-18 05:17:35,273 INFO L280 TraceCheckUtils]: 7: Hoare triple {12965#true} #t~post10 := ~index; {12965#true} is VALID [2020-07-18 05:17:35,273 INFO L280 TraceCheckUtils]: 8: Hoare triple {12965#true} ~index := #t~post10 - 1; {12965#true} is VALID [2020-07-18 05:17:35,273 INFO L280 TraceCheckUtils]: 9: Hoare triple {12965#true} havoc #t~post10; {12965#true} is VALID [2020-07-18 05:17:35,273 INFO L280 TraceCheckUtils]: 10: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-18 05:17:35,274 INFO L280 TraceCheckUtils]: 11: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {12965#true} is VALID [2020-07-18 05:17:35,274 INFO L280 TraceCheckUtils]: 12: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,275 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {12965#true} {12972#(<= main_~len~0 2)} #188#return; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:35,280 INFO L280 TraceCheckUtils]: 0: Hoare triple {13093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-18 05:17:35,281 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} ~data := #in~data; {12965#true} is VALID [2020-07-18 05:17:35,281 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-18 05:17:35,281 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-18 05:17:35,281 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {12965#true} is VALID [2020-07-18 05:17:35,281 INFO L280 TraceCheckUtils]: 5: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,283 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {12965#true} {12972#(<= main_~len~0 2)} #188#return; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:35,288 INFO L280 TraceCheckUtils]: 0: Hoare triple {12965#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-18 05:17:35,289 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-18 05:17:35,289 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} assume !!(~index > 0); {12965#true} is VALID [2020-07-18 05:17:35,289 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {12965#true} is VALID [2020-07-18 05:17:35,289 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {12965#true} is VALID [2020-07-18 05:17:35,289 INFO L280 TraceCheckUtils]: 5: Hoare triple {12965#true} havoc #t~mem6.base, #t~mem6.offset; {12965#true} is VALID [2020-07-18 05:17:35,290 INFO L280 TraceCheckUtils]: 6: Hoare triple {12965#true} #t~post7 := ~index; {12965#true} is VALID [2020-07-18 05:17:35,290 INFO L280 TraceCheckUtils]: 7: Hoare triple {12965#true} ~index := #t~post7 - 1; {12965#true} is VALID [2020-07-18 05:17:35,290 INFO L280 TraceCheckUtils]: 8: Hoare triple {12965#true} havoc #t~post7; {12965#true} is VALID [2020-07-18 05:17:35,290 INFO L280 TraceCheckUtils]: 9: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-18 05:17:35,290 INFO L280 TraceCheckUtils]: 10: Hoare triple {12965#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12965#true} is VALID [2020-07-18 05:17:35,290 INFO L280 TraceCheckUtils]: 11: Hoare triple {12965#true} #res := #t~mem8; {12965#true} is VALID [2020-07-18 05:17:35,291 INFO L280 TraceCheckUtils]: 12: Hoare triple {12965#true} havoc #t~mem8; {12965#true} is VALID [2020-07-18 05:17:35,291 INFO L280 TraceCheckUtils]: 13: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,292 INFO L275 TraceCheckUtils]: 14: Hoare quadruple {12965#true} {13037#(<= main_~i~0 1)} #190#return; {13037#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:35,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:35,297 INFO L280 TraceCheckUtils]: 0: Hoare triple {12965#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-18 05:17:35,298 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-18 05:17:35,298 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-18 05:17:35,298 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12965#true} is VALID [2020-07-18 05:17:35,298 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} #res := #t~mem8; {12965#true} is VALID [2020-07-18 05:17:35,299 INFO L280 TraceCheckUtils]: 5: Hoare triple {12965#true} havoc #t~mem8; {12965#true} is VALID [2020-07-18 05:17:35,299 INFO L280 TraceCheckUtils]: 6: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,300 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {12965#true} {13054#(<= main_~i~0 0)} #190#return; {13054#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:17:35,304 INFO L280 TraceCheckUtils]: 0: Hoare triple {12965#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-18 05:17:35,304 INFO L280 TraceCheckUtils]: 1: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-18 05:17:35,304 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-18 05:17:35,304 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12965#true} is VALID [2020-07-18 05:17:35,305 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} #res := #t~mem8; {12965#true} is VALID [2020-07-18 05:17:35,305 INFO L280 TraceCheckUtils]: 5: Hoare triple {12965#true} havoc #t~mem8; {12965#true} is VALID [2020-07-18 05:17:35,305 INFO L280 TraceCheckUtils]: 6: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,305 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {12965#true} {12966#false} #190#return; {12966#false} is VALID [2020-07-18 05:17:35,307 INFO L263 TraceCheckUtils]: 0: Hoare triple {12965#true} call ULTIMATE.init(); {13073#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:17:35,307 INFO L280 TraceCheckUtils]: 1: Hoare triple {13073#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {12965#true} is VALID [2020-07-18 05:17:35,307 INFO L280 TraceCheckUtils]: 2: Hoare triple {12965#true} #valid := #valid[0 := 0]; {12965#true} is VALID [2020-07-18 05:17:35,307 INFO L280 TraceCheckUtils]: 3: Hoare triple {12965#true} assume 0 < #StackHeapBarrier; {12965#true} is VALID [2020-07-18 05:17:35,307 INFO L280 TraceCheckUtils]: 4: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,308 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {12965#true} {12965#true} #194#return; {12965#true} is VALID [2020-07-18 05:17:35,308 INFO L263 TraceCheckUtils]: 6: Hoare triple {12965#true} call #t~ret15 := main(); {12965#true} is VALID [2020-07-18 05:17:35,309 INFO L280 TraceCheckUtils]: 7: Hoare triple {12965#true} ~len~0 := 2; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,309 INFO L280 TraceCheckUtils]: 8: Hoare triple {12972#(<= main_~len~0 2)} ~data~0 := 1; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,311 INFO L263 TraceCheckUtils]: 9: Hoare triple {12972#(<= main_~len~0 2)} call #t~ret11.base, #t~ret11.offset := sll_create(~len~0, ~data~0); {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:35,311 INFO L280 TraceCheckUtils]: 10: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {12965#true} is VALID [2020-07-18 05:17:35,311 INFO L280 TraceCheckUtils]: 11: Hoare triple {12965#true} ~data := #in~data; {12965#true} is VALID [2020-07-18 05:17:35,312 INFO L280 TraceCheckUtils]: 12: Hoare triple {12965#true} ~head~0.base, ~head~0.offset := 0, 0; {12965#true} is VALID [2020-07-18 05:17:35,312 INFO L280 TraceCheckUtils]: 13: Hoare triple {12965#true} assume !!(~len > 0); {12965#true} is VALID [2020-07-18 05:17:35,313 INFO L263 TraceCheckUtils]: 14: Hoare triple {12965#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:35,313 INFO L280 TraceCheckUtils]: 15: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12965#true} is VALID [2020-07-18 05:17:35,314 INFO L280 TraceCheckUtils]: 16: Hoare triple {12965#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12965#true} is VALID [2020-07-18 05:17:35,314 INFO L280 TraceCheckUtils]: 17: Hoare triple {12965#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12965#true} is VALID [2020-07-18 05:17:35,314 INFO L280 TraceCheckUtils]: 18: Hoare triple {12965#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12965#true} is VALID [2020-07-18 05:17:35,314 INFO L280 TraceCheckUtils]: 19: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12965#true} is VALID [2020-07-18 05:17:35,314 INFO L280 TraceCheckUtils]: 20: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12965#true} is VALID [2020-07-18 05:17:35,315 INFO L280 TraceCheckUtils]: 21: Hoare triple {12965#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12965#true} is VALID [2020-07-18 05:17:35,315 INFO L280 TraceCheckUtils]: 22: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,315 INFO L275 TraceCheckUtils]: 23: Hoare quadruple {12965#true} {12965#true} #182#return; {12965#true} is VALID [2020-07-18 05:17:35,315 INFO L280 TraceCheckUtils]: 24: Hoare triple {12965#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-18 05:17:35,315 INFO L280 TraceCheckUtils]: 25: Hoare triple {12965#true} havoc #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-18 05:17:35,315 INFO L280 TraceCheckUtils]: 26: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {12965#true} is VALID [2020-07-18 05:17:35,316 INFO L280 TraceCheckUtils]: 27: Hoare triple {12965#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {12965#true} is VALID [2020-07-18 05:17:35,316 INFO L280 TraceCheckUtils]: 28: Hoare triple {12965#true} #t~post3 := ~len; {12965#true} is VALID [2020-07-18 05:17:35,316 INFO L280 TraceCheckUtils]: 29: Hoare triple {12965#true} ~len := #t~post3 - 1; {12965#true} is VALID [2020-07-18 05:17:35,316 INFO L280 TraceCheckUtils]: 30: Hoare triple {12965#true} havoc #t~post3; {12965#true} is VALID [2020-07-18 05:17:35,316 INFO L280 TraceCheckUtils]: 31: Hoare triple {12965#true} assume !!(~len > 0); {12965#true} is VALID [2020-07-18 05:17:35,318 INFO L263 TraceCheckUtils]: 32: Hoare triple {12965#true} call #t~ret4.base, #t~ret4.offset := node_create(~data); {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:35,318 INFO L280 TraceCheckUtils]: 33: Hoare triple {13074#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~data := #in~data; {12965#true} is VALID [2020-07-18 05:17:35,318 INFO L280 TraceCheckUtils]: 34: Hoare triple {12965#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8); srcloc: L564 {12965#true} is VALID [2020-07-18 05:17:35,318 INFO L280 TraceCheckUtils]: 35: Hoare triple {12965#true} ~temp~0.base, ~temp~0.offset := #t~malloc2.base, #t~malloc2.offset; {12965#true} is VALID [2020-07-18 05:17:35,318 INFO L280 TraceCheckUtils]: 36: Hoare triple {12965#true} assume !(0 == ~temp~0.base && 0 == ~temp~0.offset); {12965#true} is VALID [2020-07-18 05:17:35,319 INFO L280 TraceCheckUtils]: 37: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~0.base, 4 + ~temp~0.offset, 4); srcloc: L565-1 {12965#true} is VALID [2020-07-18 05:17:35,319 INFO L280 TraceCheckUtils]: 38: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~temp~0.base, ~temp~0.offset, 4); srcloc: L568 {12965#true} is VALID [2020-07-18 05:17:35,319 INFO L280 TraceCheckUtils]: 39: Hoare triple {12965#true} #res.base, #res.offset := ~temp~0.base, ~temp~0.offset; {12965#true} is VALID [2020-07-18 05:17:35,319 INFO L280 TraceCheckUtils]: 40: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,319 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {12965#true} {12965#true} #182#return; {12965#true} is VALID [2020-07-18 05:17:35,319 INFO L280 TraceCheckUtils]: 42: Hoare triple {12965#true} ~new_head~0.base, ~new_head~0.offset := #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-18 05:17:35,320 INFO L280 TraceCheckUtils]: 43: Hoare triple {12965#true} havoc #t~ret4.base, #t~ret4.offset; {12965#true} is VALID [2020-07-18 05:17:35,320 INFO L280 TraceCheckUtils]: 44: Hoare triple {12965#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L576 {12965#true} is VALID [2020-07-18 05:17:35,320 INFO L280 TraceCheckUtils]: 45: Hoare triple {12965#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {12965#true} is VALID [2020-07-18 05:17:35,320 INFO L280 TraceCheckUtils]: 46: Hoare triple {12965#true} #t~post3 := ~len; {12965#true} is VALID [2020-07-18 05:17:35,320 INFO L280 TraceCheckUtils]: 47: Hoare triple {12965#true} ~len := #t~post3 - 1; {12965#true} is VALID [2020-07-18 05:17:35,321 INFO L280 TraceCheckUtils]: 48: Hoare triple {12965#true} havoc #t~post3; {12965#true} is VALID [2020-07-18 05:17:35,321 INFO L280 TraceCheckUtils]: 49: Hoare triple {12965#true} assume !(~len > 0); {12965#true} is VALID [2020-07-18 05:17:35,321 INFO L280 TraceCheckUtils]: 50: Hoare triple {12965#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {12965#true} is VALID [2020-07-18 05:17:35,321 INFO L280 TraceCheckUtils]: 51: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,322 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {12965#true} {12972#(<= main_~len~0 2)} #186#return; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,323 INFO L280 TraceCheckUtils]: 53: Hoare triple {12972#(<= main_~len~0 2)} ~s~0.base, ~s~0.offset := #t~ret11.base, #t~ret11.offset; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,324 INFO L280 TraceCheckUtils]: 54: Hoare triple {12972#(<= main_~len~0 2)} havoc #t~ret11.base, #t~ret11.offset; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,324 INFO L280 TraceCheckUtils]: 55: Hoare triple {12972#(<= main_~len~0 2)} havoc ~i~0; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,325 INFO L280 TraceCheckUtils]: 56: Hoare triple {12972#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,325 INFO L280 TraceCheckUtils]: 57: Hoare triple {12972#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,326 INFO L280 TraceCheckUtils]: 58: Hoare triple {12972#(<= main_~len~0 2)} ~new_data~0 := ~i~0 + ~len~0; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,328 INFO L263 TraceCheckUtils]: 59: Hoare triple {12972#(<= main_~len~0 2)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {13093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:35,328 INFO L280 TraceCheckUtils]: 60: Hoare triple {13093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-18 05:17:35,328 INFO L280 TraceCheckUtils]: 61: Hoare triple {12965#true} ~data := #in~data; {12965#true} is VALID [2020-07-18 05:17:35,328 INFO L280 TraceCheckUtils]: 62: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-18 05:17:35,329 INFO L280 TraceCheckUtils]: 63: Hoare triple {12965#true} assume !!(~index > 0); {12965#true} is VALID [2020-07-18 05:17:35,329 INFO L280 TraceCheckUtils]: 64: Hoare triple {12965#true} SUMMARY for call #t~mem9.base, #t~mem9.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L597 {12965#true} is VALID [2020-07-18 05:17:35,329 INFO L280 TraceCheckUtils]: 65: Hoare triple {12965#true} ~head.base, ~head.offset := #t~mem9.base, #t~mem9.offset; {12965#true} is VALID [2020-07-18 05:17:35,329 INFO L280 TraceCheckUtils]: 66: Hoare triple {12965#true} havoc #t~mem9.base, #t~mem9.offset; {12965#true} is VALID [2020-07-18 05:17:35,329 INFO L280 TraceCheckUtils]: 67: Hoare triple {12965#true} #t~post10 := ~index; {12965#true} is VALID [2020-07-18 05:17:35,330 INFO L280 TraceCheckUtils]: 68: Hoare triple {12965#true} ~index := #t~post10 - 1; {12965#true} is VALID [2020-07-18 05:17:35,330 INFO L280 TraceCheckUtils]: 69: Hoare triple {12965#true} havoc #t~post10; {12965#true} is VALID [2020-07-18 05:17:35,330 INFO L280 TraceCheckUtils]: 70: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-18 05:17:35,330 INFO L280 TraceCheckUtils]: 71: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {12965#true} is VALID [2020-07-18 05:17:35,330 INFO L280 TraceCheckUtils]: 72: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,331 INFO L275 TraceCheckUtils]: 73: Hoare quadruple {12965#true} {12972#(<= main_~len~0 2)} #188#return; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,332 INFO L280 TraceCheckUtils]: 74: Hoare triple {12972#(<= main_~len~0 2)} #t~post12 := ~i~0; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,333 INFO L280 TraceCheckUtils]: 75: Hoare triple {12972#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,333 INFO L280 TraceCheckUtils]: 76: Hoare triple {12972#(<= main_~len~0 2)} havoc #t~post12; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,334 INFO L280 TraceCheckUtils]: 77: Hoare triple {12972#(<= main_~len~0 2)} assume !!(~i~0 >= 0); {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,335 INFO L280 TraceCheckUtils]: 78: Hoare triple {12972#(<= main_~len~0 2)} ~new_data~0 := ~i~0 + ~len~0; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,336 INFO L263 TraceCheckUtils]: 79: Hoare triple {12972#(<= main_~len~0 2)} call sll_update_at(~s~0.base, ~s~0.offset, ~new_data~0, ~i~0); {13093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:17:35,337 INFO L280 TraceCheckUtils]: 80: Hoare triple {13093#(and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-18 05:17:35,337 INFO L280 TraceCheckUtils]: 81: Hoare triple {12965#true} ~data := #in~data; {12965#true} is VALID [2020-07-18 05:17:35,337 INFO L280 TraceCheckUtils]: 82: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-18 05:17:35,337 INFO L280 TraceCheckUtils]: 83: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-18 05:17:35,337 INFO L280 TraceCheckUtils]: 84: Hoare triple {12965#true} SUMMARY for call write~int(~data, ~head.base, ~head.offset, 4); srcloc: L596-3 {12965#true} is VALID [2020-07-18 05:17:35,338 INFO L280 TraceCheckUtils]: 85: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,339 INFO L275 TraceCheckUtils]: 86: Hoare quadruple {12965#true} {12972#(<= main_~len~0 2)} #188#return; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,339 INFO L280 TraceCheckUtils]: 87: Hoare triple {12972#(<= main_~len~0 2)} #t~post12 := ~i~0; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,340 INFO L280 TraceCheckUtils]: 88: Hoare triple {12972#(<= main_~len~0 2)} ~i~0 := #t~post12 - 1; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,341 INFO L280 TraceCheckUtils]: 89: Hoare triple {12972#(<= main_~len~0 2)} havoc #t~post12; {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,341 INFO L280 TraceCheckUtils]: 90: Hoare triple {12972#(<= main_~len~0 2)} assume !(~i~0 >= 0); {12972#(<= main_~len~0 2)} is VALID [2020-07-18 05:17:35,342 INFO L280 TraceCheckUtils]: 91: Hoare triple {12972#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {13037#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:35,343 INFO L280 TraceCheckUtils]: 92: Hoare triple {13037#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {13037#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:35,344 INFO L280 TraceCheckUtils]: 93: Hoare triple {13037#(<= main_~i~0 1)} ~expected~0 := ~i~0 + ~len~0; {13037#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:35,344 INFO L263 TraceCheckUtils]: 94: Hoare triple {13037#(<= main_~i~0 1)} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {12965#true} is VALID [2020-07-18 05:17:35,344 INFO L280 TraceCheckUtils]: 95: Hoare triple {12965#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-18 05:17:35,344 INFO L280 TraceCheckUtils]: 96: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-18 05:17:35,345 INFO L280 TraceCheckUtils]: 97: Hoare triple {12965#true} assume !!(~index > 0); {12965#true} is VALID [2020-07-18 05:17:35,345 INFO L280 TraceCheckUtils]: 98: Hoare triple {12965#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(~head.base, 4 + ~head.offset, 4); srcloc: L590 {12965#true} is VALID [2020-07-18 05:17:35,345 INFO L280 TraceCheckUtils]: 99: Hoare triple {12965#true} ~head.base, ~head.offset := #t~mem6.base, #t~mem6.offset; {12965#true} is VALID [2020-07-18 05:17:35,345 INFO L280 TraceCheckUtils]: 100: Hoare triple {12965#true} havoc #t~mem6.base, #t~mem6.offset; {12965#true} is VALID [2020-07-18 05:17:35,346 INFO L280 TraceCheckUtils]: 101: Hoare triple {12965#true} #t~post7 := ~index; {12965#true} is VALID [2020-07-18 05:17:35,346 INFO L280 TraceCheckUtils]: 102: Hoare triple {12965#true} ~index := #t~post7 - 1; {12965#true} is VALID [2020-07-18 05:17:35,346 INFO L280 TraceCheckUtils]: 103: Hoare triple {12965#true} havoc #t~post7; {12965#true} is VALID [2020-07-18 05:17:35,346 INFO L280 TraceCheckUtils]: 104: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-18 05:17:35,346 INFO L280 TraceCheckUtils]: 105: Hoare triple {12965#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12965#true} is VALID [2020-07-18 05:17:35,347 INFO L280 TraceCheckUtils]: 106: Hoare triple {12965#true} #res := #t~mem8; {12965#true} is VALID [2020-07-18 05:17:35,347 INFO L280 TraceCheckUtils]: 107: Hoare triple {12965#true} havoc #t~mem8; {12965#true} is VALID [2020-07-18 05:17:35,347 INFO L280 TraceCheckUtils]: 108: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,348 INFO L275 TraceCheckUtils]: 109: Hoare quadruple {12965#true} {13037#(<= main_~i~0 1)} #190#return; {13037#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:35,349 INFO L280 TraceCheckUtils]: 110: Hoare triple {13037#(<= main_~i~0 1)} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {13037#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:35,350 INFO L280 TraceCheckUtils]: 111: Hoare triple {13037#(<= main_~i~0 1)} assume !(~expected~0 != #t~ret14); {13037#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:35,350 INFO L280 TraceCheckUtils]: 112: Hoare triple {13037#(<= main_~i~0 1)} havoc #t~ret14; {13037#(<= main_~i~0 1)} is VALID [2020-07-18 05:17:35,351 INFO L280 TraceCheckUtils]: 113: Hoare triple {13037#(<= main_~i~0 1)} #t~post13 := ~i~0; {13053#(<= |main_#t~post13| 1)} is VALID [2020-07-18 05:17:35,352 INFO L280 TraceCheckUtils]: 114: Hoare triple {13053#(<= |main_#t~post13| 1)} ~i~0 := #t~post13 - 1; {13054#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:35,353 INFO L280 TraceCheckUtils]: 115: Hoare triple {13054#(<= main_~i~0 0)} havoc #t~post13; {13054#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:35,353 INFO L280 TraceCheckUtils]: 116: Hoare triple {13054#(<= main_~i~0 0)} assume !!(~i~0 >= 0); {13054#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:35,354 INFO L280 TraceCheckUtils]: 117: Hoare triple {13054#(<= main_~i~0 0)} ~expected~0 := ~i~0 + ~len~0; {13054#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:35,354 INFO L263 TraceCheckUtils]: 118: Hoare triple {13054#(<= main_~i~0 0)} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {12965#true} is VALID [2020-07-18 05:17:35,354 INFO L280 TraceCheckUtils]: 119: Hoare triple {12965#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-18 05:17:35,355 INFO L280 TraceCheckUtils]: 120: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-18 05:17:35,355 INFO L280 TraceCheckUtils]: 121: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-18 05:17:35,355 INFO L280 TraceCheckUtils]: 122: Hoare triple {12965#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12965#true} is VALID [2020-07-18 05:17:35,355 INFO L280 TraceCheckUtils]: 123: Hoare triple {12965#true} #res := #t~mem8; {12965#true} is VALID [2020-07-18 05:17:35,355 INFO L280 TraceCheckUtils]: 124: Hoare triple {12965#true} havoc #t~mem8; {12965#true} is VALID [2020-07-18 05:17:35,355 INFO L280 TraceCheckUtils]: 125: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,357 INFO L275 TraceCheckUtils]: 126: Hoare quadruple {12965#true} {13054#(<= main_~i~0 0)} #190#return; {13054#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:35,357 INFO L280 TraceCheckUtils]: 127: Hoare triple {13054#(<= main_~i~0 0)} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {13054#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:35,358 INFO L280 TraceCheckUtils]: 128: Hoare triple {13054#(<= main_~i~0 0)} assume !(~expected~0 != #t~ret14); {13054#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:35,358 INFO L280 TraceCheckUtils]: 129: Hoare triple {13054#(<= main_~i~0 0)} havoc #t~ret14; {13054#(<= main_~i~0 0)} is VALID [2020-07-18 05:17:35,359 INFO L280 TraceCheckUtils]: 130: Hoare triple {13054#(<= main_~i~0 0)} #t~post13 := ~i~0; {13063#(<= |main_#t~post13| 0)} is VALID [2020-07-18 05:17:35,360 INFO L280 TraceCheckUtils]: 131: Hoare triple {13063#(<= |main_#t~post13| 0)} ~i~0 := #t~post13 - 1; {13064#(<= (+ main_~i~0 1) 0)} is VALID [2020-07-18 05:17:35,361 INFO L280 TraceCheckUtils]: 132: Hoare triple {13064#(<= (+ main_~i~0 1) 0)} havoc #t~post13; {13064#(<= (+ main_~i~0 1) 0)} is VALID [2020-07-18 05:17:35,361 INFO L280 TraceCheckUtils]: 133: Hoare triple {13064#(<= (+ main_~i~0 1) 0)} assume !!(~i~0 >= 0); {12966#false} is VALID [2020-07-18 05:17:35,362 INFO L280 TraceCheckUtils]: 134: Hoare triple {12966#false} ~expected~0 := ~i~0 + ~len~0; {12966#false} is VALID [2020-07-18 05:17:35,362 INFO L263 TraceCheckUtils]: 135: Hoare triple {12966#false} call #t~ret14 := sll_get_data_at(~s~0.base, ~s~0.offset, ~i~0); {12965#true} is VALID [2020-07-18 05:17:35,362 INFO L280 TraceCheckUtils]: 136: Hoare triple {12965#true} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {12965#true} is VALID [2020-07-18 05:17:35,362 INFO L280 TraceCheckUtils]: 137: Hoare triple {12965#true} ~index := #in~index; {12965#true} is VALID [2020-07-18 05:17:35,362 INFO L280 TraceCheckUtils]: 138: Hoare triple {12965#true} assume !(~index > 0); {12965#true} is VALID [2020-07-18 05:17:35,363 INFO L280 TraceCheckUtils]: 139: Hoare triple {12965#true} SUMMARY for call #t~mem8 := read~int(~head.base, ~head.offset, 4); srcloc: L589-3 {12965#true} is VALID [2020-07-18 05:17:35,363 INFO L280 TraceCheckUtils]: 140: Hoare triple {12965#true} #res := #t~mem8; {12965#true} is VALID [2020-07-18 05:17:35,363 INFO L280 TraceCheckUtils]: 141: Hoare triple {12965#true} havoc #t~mem8; {12965#true} is VALID [2020-07-18 05:17:35,363 INFO L280 TraceCheckUtils]: 142: Hoare triple {12965#true} assume true; {12965#true} is VALID [2020-07-18 05:17:35,363 INFO L275 TraceCheckUtils]: 143: Hoare quadruple {12965#true} {12966#false} #190#return; {12966#false} is VALID [2020-07-18 05:17:35,363 INFO L280 TraceCheckUtils]: 144: Hoare triple {12966#false} assume -2147483648 <= #t~ret14 && #t~ret14 <= 2147483647; {12966#false} is VALID [2020-07-18 05:17:35,364 INFO L280 TraceCheckUtils]: 145: Hoare triple {12966#false} assume ~expected~0 != #t~ret14; {12966#false} is VALID [2020-07-18 05:17:35,364 INFO L280 TraceCheckUtils]: 146: Hoare triple {12966#false} havoc #t~ret14; {12966#false} is VALID [2020-07-18 05:17:35,364 INFO L280 TraceCheckUtils]: 147: Hoare triple {12966#false} assume !false; {12966#false} is VALID [2020-07-18 05:17:35,382 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-07-18 05:17:35,382 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1175270706] [2020-07-18 05:17:35,382 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 05:17:35,382 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-18 05:17:35,383 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829681257] [2020-07-18 05:17:35,383 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 148 [2020-07-18 05:17:35,384 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:17:35,384 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-18 05:17:35,513 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 103 edges. 103 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:35,513 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-18 05:17:35,513 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:17:35,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-18 05:17:35,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-07-18 05:17:35,514 INFO L87 Difference]: Start difference. First operand 131 states and 138 transitions. Second operand 11 states. [2020-07-18 05:17:37,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:37,652 INFO L93 Difference]: Finished difference Result 156 states and 162 transitions. [2020-07-18 05:17:37,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-07-18 05:17:37,652 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 148 [2020-07-18 05:17:37,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:17:37,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-18 05:17:37,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 132 transitions. [2020-07-18 05:17:37,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-18 05:17:37,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 132 transitions. [2020-07-18 05:17:37,656 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 132 transitions. [2020-07-18 05:17:37,826 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 132 edges. 132 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:37,826 INFO L225 Difference]: With dead ends: 156 [2020-07-18 05:17:37,827 INFO L226 Difference]: Without dead ends: 0 [2020-07-18 05:17:37,828 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 [2020-07-18 05:17:37,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-18 05:17:37,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-18 05:17:37,829 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:17:37,830 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-18 05:17:37,830 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-18 05:17:37,830 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-18 05:17:37,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:37,830 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-18 05:17:37,830 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-18 05:17:37,831 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:17:37,831 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:17:37,831 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-18 05:17:37,831 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-18 05:17:37,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:17:37,832 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-18 05:17:37,832 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-18 05:17:37,832 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:17:37,832 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:17:37,832 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:17:37,832 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:17:37,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-18 05:17:37,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-18 05:17:37,833 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 148 [2020-07-18 05:17:37,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:17:37,833 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-18 05:17:37,833 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-18 05:17:37,833 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 0 states and 0 transitions. [2020-07-18 05:17:37,833 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:17:37,833 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-18 05:17:37,833 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:17:37,834 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-07-18 05:17:37,836 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-18 05:17:39,809 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 42 [2020-07-18 05:17:39,934 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 44 [2020-07-18 05:17:40,361 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2020-07-18 05:17:40,476 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 46 [2020-07-18 05:17:40,702 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2020-07-18 05:17:40,879 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 42 [2020-07-18 05:17:41,249 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2020-07-18 05:17:41,488 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 66 [2020-07-18 05:17:41,729 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 48 [2020-07-18 05:17:42,100 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 49 [2020-07-18 05:17:42,255 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2020-07-18 05:17:42,418 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2020-07-18 05:17:42,579 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2020-07-18 05:17:42,772 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 34 [2020-07-18 05:17:42,983 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 47 [2020-07-18 05:17:43,120 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 44 [2020-07-18 05:17:43,331 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-07-18 05:17:43,571 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 37 [2020-07-18 05:17:43,777 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-07-18 05:17:43,899 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 43 [2020-07-18 05:17:44,175 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 36 [2020-07-18 05:17:44,325 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 45 [2020-07-18 05:17:45,011 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 37 [2020-07-18 05:17:45,201 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 66 [2020-07-18 05:17:45,393 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 32 [2020-07-18 05:17:45,572 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 37 [2020-07-18 05:17:45,833 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 54 [2020-07-18 05:17:46,123 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 48 [2020-07-18 05:17:46,625 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2020-07-18 05:17:46,632 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-18 05:17:46,633 INFO L271 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-07-18 05:17:46,633 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-18 05:17:46,633 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)|)) [2020-07-18 05:17:46,633 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-07-18 05:17:46,633 INFO L271 CegarLoopResult]: At program point L561(line 561) the Hoare annotation is: true [2020-07-18 05:17:46,633 INFO L271 CegarLoopResult]: At program point myexitENTRY(lines 560 562) the Hoare annotation is: true [2020-07-18 05:17:46,633 INFO L268 CegarLoopResult]: For program point myexitEXIT(lines 560 562) no Hoare annotation was computed. [2020-07-18 05:17:46,633 INFO L271 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: true [2020-07-18 05:17:46,634 INFO L271 CegarLoopResult]: At program point L583(line 583) the Hoare annotation is: true [2020-07-18 05:17:46,634 INFO L271 CegarLoopResult]: At program point L584-1(line 584) the Hoare annotation is: true [2020-07-18 05:17:46,634 INFO L271 CegarLoopResult]: At program point L583-1(line 583) the Hoare annotation is: true [2020-07-18 05:17:46,634 INFO L271 CegarLoopResult]: At program point sll_destroyEXIT(lines 581 587) the Hoare annotation is: true [2020-07-18 05:17:46,634 INFO L271 CegarLoopResult]: At program point L583-2(line 583) the Hoare annotation is: true [2020-07-18 05:17:46,634 INFO L271 CegarLoopResult]: At program point L582-2(lines 582 586) the Hoare annotation is: true [2020-07-18 05:17:46,634 INFO L264 CegarLoopResult]: At program point sll_destroyENTRY(lines 581 587) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-18 05:17:46,635 INFO L271 CegarLoopResult]: At program point L582-3(lines 581 587) the Hoare annotation is: true [2020-07-18 05:17:46,635 INFO L264 CegarLoopResult]: At program point L598(line 598) the Hoare annotation is: (and (<= 1 |sll_update_at_#in~index|) (= |#memory_int| |old(#memory_int)|) (or (and (let ((.cse0 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))) (or (= .cse0 |sll_update_at_#in~head.base|) (<= 1 |sll_update_at_#in~head.offset|) (and (= .cse0 sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (<= (+ |sll_update_at_#in~head.offset| 1) 0))) (= |sll_update_at_#in~index| sll_update_at_~index)) (and (<= 2 |sll_update_at_#in~index|) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,635 INFO L264 CegarLoopResult]: At program point L597(line 597) the Hoare annotation is: (and (let ((.cse0 (= |#memory_int| |old(#memory_int)|)) (.cse1 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))) (or (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (<= 1 |sll_update_at_#in~index|) (= |sll_update_at_#in~index| sll_update_at_~index) .cse0 (= sll_update_at_~data |sll_update_at_#in~data|) .cse1) (and .cse0 .cse1 (<= 2 |sll_update_at_#in~index|) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,635 INFO L264 CegarLoopResult]: At program point L598-1(line 598) the Hoare annotation is: (and (let ((.cse1 (<= |sll_update_at_#t~post10| |sll_update_at_#in~index|))) (or (and (let ((.cse0 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))) (or (= .cse0 |sll_update_at_#in~head.base|) (<= 1 |sll_update_at_#in~head.offset|) (and (= .cse0 sll_update_at_~head.base) (= sll_update_at_~data |sll_update_at_#in~data|) (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4))) (<= (+ |sll_update_at_#in~head.offset| 1) 0))) (<= 1 |sll_update_at_#in~index|) (= |sll_update_at_#in~index| sll_update_at_~index) .cse1) (and .cse1 (<= 2 |sll_update_at_#in~index|) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)))) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,636 INFO L264 CegarLoopResult]: At program point sll_update_atFINAL(lines 595 601) the Hoare annotation is: (let ((.cse5 (select |#memory_$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$.offset)| |sll_update_at_#in~head.base|) 4) .cse0) (or (= |sll_update_at_#in~head.base| .cse1) (= |#memory_int| |old(#memory_int)|)) (= (store |old(#memory_int)| .cse1 (select |#memory_int| .cse1)) |#memory_int|) (= .cse2 .cse3)))) (= |sll_update_at_#in~index| sll_update_at_~index) (= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|)) (= sll_update_at_~data |sll_update_at_#in~data|))) (let ((.cse6 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (or (and (or (= .cse2 |sll_update_at_#in~head.base|) (and (= |sll_update_at_#in~data| (select (select |#memory_int| .cse3) .cse0)) (= .cse4 .cse5)) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0)) .cse6) (<= |sll_update_at_#in~index| 0) (and (<= 2 |sll_update_at_#in~index|) .cse6)))))) [2020-07-18 05:17:46,636 INFO L264 CegarLoopResult]: At program point L597-1(line 597) the Hoare annotation is: (and (or (and (or (<= 1 |sll_update_at_#in~head.offset|) (and (= |sll_update_at_#t~mem9.offset| (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4) |sll_update_at_#t~mem9.base|)) (<= (+ |sll_update_at_#in~head.offset| 1) 0)) (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |sll_update_at_#in~index| sll_update_at_~index) (= sll_update_at_~data |sll_update_at_#in~data|)) (and (<= 2 |sll_update_at_#in~index|) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (<= 1 |sll_update_at_#in~index|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,636 INFO L264 CegarLoopResult]: At program point L598-2(line 598) the Hoare annotation is: (and (let ((.cse0 (<= |sll_update_at_#t~post10| |sll_update_at_#in~index|)) (.cse1 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (or (and .cse0 (<= 2 |sll_update_at_#in~index|) .cse1) (and (let ((.cse2 (select (select |#memory_$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$.offset)|)) [2020-07-18 05:17:46,636 INFO L264 CegarLoopResult]: At program point L595(lines 595 601) the Hoare annotation is: (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,637 INFO L264 CegarLoopResult]: At program point L597-2(line 597) the Hoare annotation is: (and (let ((.cse4 (= |#memory_int| |old(#memory_int)|)) (.cse5 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))) (or (let ((.cse0 (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) (.cse1 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4)) (.cse2 (<= 1 |sll_update_at_#in~head.offset|)) (.cse3 (<= (+ |sll_update_at_#in~head.offset| 1) 0))) (and (or (and (= |sll_update_at_#t~mem9.offset| .cse0) (= sll_update_at_~data |sll_update_at_#in~data|) (= .cse1 |sll_update_at_#t~mem9.base|)) .cse2 .cse3) (<= 1 |sll_update_at_#in~index|) (= |sll_update_at_#in~index| sll_update_at_~index) .cse4 .cse5 (or (and (= .cse1 sll_update_at_~head.base) (= sll_update_at_~head.offset .cse0)) (= .cse1 |sll_update_at_#in~head.base|) .cse2 .cse3))) (and .cse4 .cse5 (<= 2 |sll_update_at_#in~index|) (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,637 INFO L264 CegarLoopResult]: At program point L595-1(lines 595 601) the Hoare annotation is: (and (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |#memory_int| |old(#memory_int)|) (= sll_update_at_~data |sll_update_at_#in~data|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,637 INFO L264 CegarLoopResult]: At program point L596-2(lines 596 599) the Hoare annotation is: (let ((.cse0 (= |#memory_int| |old(#memory_int)|)) (.cse5 (= sll_update_at_~data |sll_update_at_#in~data|)) (.cse1 (= |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))) (<= (+ |sll_update_at_#in~head.offset| 1) 0))) .cse6) (and (<= 2 |sll_update_at_#in~index|) .cse6) .cse3))))) [2020-07-18 05:17:46,637 INFO L264 CegarLoopResult]: At program point L596-3(lines 596 599) the Hoare annotation is: (let ((.cse3 (= sll_update_at_~data |sll_update_at_#in~data|))) (and (let ((.cse0 (= |#memory_int| |old(#memory_int)|)) (.cse1 (= |#memory_$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$.offset| |sll_update_at_#in~head.base|) 4))) (<= (+ |sll_update_at_#in~head.offset| 1) 0))) .cse5) (<= |sll_update_at_#in~index| 0) (and (<= 2 |sll_update_at_#in~index|) .cse5))))) [2020-07-18 05:17:46,638 INFO L264 CegarLoopResult]: At program point sll_update_atEXIT(lines 595 601) the Hoare annotation is: (let ((.cse5 (select |#memory_$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$.offset)| |sll_update_at_#in~head.base|) 4) .cse0) (or (= |sll_update_at_#in~head.base| .cse1) (= |#memory_int| |old(#memory_int)|)) (= (store |old(#memory_int)| .cse1 (select |#memory_int| .cse1)) |#memory_int|) (= .cse2 .cse3)))) (= |sll_update_at_#in~index| sll_update_at_~index) (= |sll_update_at_#in~data| (select (select |#memory_int| |sll_update_at_#in~head.base|) |sll_update_at_#in~head.offset|)) (= sll_update_at_~data |sll_update_at_#in~data|))) (let ((.cse6 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (or (and (or (= .cse2 |sll_update_at_#in~head.base|) (and (= |sll_update_at_#in~data| (select (select |#memory_int| .cse3) .cse0)) (= .cse4 .cse5)) (<= 1 |sll_update_at_#in~head.offset|) (<= (+ |sll_update_at_#in~head.offset| 1) 0)) .cse6) (<= |sll_update_at_#in~index| 0) (and (<= 2 |sll_update_at_#in~index|) .cse6)))))) [2020-07-18 05:17:46,638 INFO L264 CegarLoopResult]: At program point sll_update_atENTRY(lines 595 601) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,638 INFO L268 CegarLoopResult]: For program point L66-1(line 66) no Hoare annotation was computed. [2020-07-18 05:17:46,638 INFO L268 CegarLoopResult]: For program point __bswap_32ENTRY(lines 63 67) no Hoare annotation was computed. [2020-07-18 05:17:46,638 INFO L268 CegarLoopResult]: For program point __bswap_32FINAL(lines 63 67) no Hoare annotation was computed. [2020-07-18 05:17:46,638 INFO L268 CegarLoopResult]: For program point __bswap_32EXIT(lines 63 67) no Hoare annotation was computed. [2020-07-18 05:17:46,638 INFO L268 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-07-18 05:17:46,638 INFO L264 CegarLoopResult]: At program point L576(line 576) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base)))) (or (and .cse0 (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)) (and .cse0 (= |sll_create_#in~len| sll_create_~len)))) [2020-07-18 05:17:46,639 INFO L264 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (or (and (= 1 (select |#valid| sll_create_~new_head~0.base)) (= 1 (select |#valid| sll_create_~head~0.base))) (and (= |sll_create_#in~len| sll_create_~len) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) [2020-07-18 05:17:46,639 INFO L264 CegarLoopResult]: At program point L576-1(line 576) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base)))) (or (and .cse0 (= |sll_create_#in~len| sll_create_~len)) (and .cse0 (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)))) [2020-07-18 05:17:46,639 INFO L264 CegarLoopResult]: At program point sll_createEXIT(lines 572 580) the Hoare annotation is: (or (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| |sll_create_#res.base|) 4) |sll_create_#res.base|)) (= sll_create_~new_head~0.offset 0))) [2020-07-18 05:17:46,639 INFO L264 CegarLoopResult]: At program point L575-1(line 575) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| |sll_create_#t~ret4.base|)))) (or (and (= |sll_create_#in~len| sll_create_~len) .cse0) (and (not (= sll_create_~head~0.base |sll_create_#t~ret4.base|)) (= 0 |sll_create_#t~ret4.offset|) .cse0))) [2020-07-18 05:17:46,639 INFO L264 CegarLoopResult]: At program point L573(line 573) the Hoare annotation is: (and (= |sll_create_#in~len| sll_create_~len) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,639 INFO L264 CegarLoopResult]: At program point L575-2(line 575) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= 1 (select |#valid| |sll_create_#t~ret4.base|)))) (or (and (not (= sll_create_~head~0.base |sll_create_#t~ret4.base|)) .cse0 (= 0 |sll_create_#t~ret4.offset|) (not (= sll_create_~head~0.base sll_create_~new_head~0.base)) .cse1 (= sll_create_~new_head~0.offset 0)) (and .cse0 (= |sll_create_#in~len| sll_create_~len) .cse1))) [2020-07-18 05:17:46,640 INFO L264 CegarLoopResult]: At program point L572(lines 572 580) the Hoare annotation is: (and (= |sll_create_#in~len| sll_create_~len) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,640 INFO L264 CegarLoopResult]: At program point L574-2(lines 574 578) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= 1 (select |#valid| sll_create_~head~0.base)))) (or (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) .cse0 (= 0 sll_create_~head~0.offset) .cse1 (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)) (and .cse0 (= |sll_create_#in~len| sll_create_~len) .cse1))) [2020-07-18 05:17:46,640 INFO L264 CegarLoopResult]: At program point L574-3(line 574) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= 1 (select |#valid| sll_create_~head~0.base)))) (or (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) .cse0 (= 0 sll_create_~head~0.offset) .cse1 (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)) (and .cse0 (<= |sll_create_#in~len| |sll_create_#t~post3|) (= |sll_create_#in~len| sll_create_~len) .cse1))) [2020-07-18 05:17:46,640 INFO L264 CegarLoopResult]: At program point L574-4(line 574) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= 1 (select |#valid| sll_create_~head~0.base)))) (or (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) .cse0 (= 0 sll_create_~head~0.offset) .cse1 (not (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)) (and .cse0 (<= |sll_create_#in~len| |sll_create_#t~post3|) (<= |sll_create_#in~len| (+ sll_create_~len 1)) .cse1))) [2020-07-18 05:17:46,640 INFO L264 CegarLoopResult]: At program point L574-5(lines 574 578) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~new_head~0.base))) (.cse1 (= 1 (select |#valid| sll_create_~head~0.base)))) (or (and .cse0 (<= |sll_create_#in~len| (+ sll_create_~len 1)) .cse1) (and (= |sll_create_#in~len| sll_create_~len) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$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$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0)))) [2020-07-18 05:17:46,640 INFO L264 CegarLoopResult]: At program point L574-6(lines 574 578) the Hoare annotation is: (or (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (not (= sll_create_~head~0.base (select (select |#memory_$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$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4)) sll_create_~new_head~0.base)) (= sll_create_~new_head~0.offset 0))) [2020-07-18 05:17:46,640 INFO L264 CegarLoopResult]: At program point sll_createENTRY(lines 572 580) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,641 INFO L264 CegarLoopResult]: At program point sll_createFINAL(lines 572 580) the Hoare annotation is: (or (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (not (= sll_create_~head~0.base (select (select |#memory_$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))) [2020-07-18 05:17:46,641 INFO L268 CegarLoopResult]: For program point __bswap_64ENTRY(lines 68 72) no Hoare annotation was computed. [2020-07-18 05:17:46,641 INFO L268 CegarLoopResult]: For program point __bswap_64FINAL(lines 68 72) no Hoare annotation was computed. [2020-07-18 05:17:46,641 INFO L268 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-07-18 05:17:46,641 INFO L268 CegarLoopResult]: For program point L71-1(line 71) no Hoare annotation was computed. [2020-07-18 05:17:46,641 INFO L268 CegarLoopResult]: For program point __bswap_64EXIT(lines 68 72) no Hoare annotation was computed. [2020-07-18 05:17:46,641 INFO L271 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-07-18 05:17:46,641 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-18 05:17:46,641 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-18 05:17:46,641 INFO L271 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-07-18 05:17:46,642 INFO L271 CegarLoopResult]: At program point sll_get_data_atENTRY(lines 588 594) the Hoare annotation is: true [2020-07-18 05:17:46,642 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$.offset| |sll_get_data_at_#in~head.base|) 4))) (and .cse0 .cse1 (or .cse2 .cse3 (and (= .cse4 sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base .cse5))) (or .cse2 .cse3 (= (select (select |#memory_int| .cse5) .cse4) |sll_get_data_at_#res|)))) (and .cse6 .cse0) (and .cse6 .cse7 (= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|))))) [2020-07-18 05:17:46,642 INFO L264 CegarLoopResult]: At program point L593(line 593) the Hoare annotation is: (let ((.cse3 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (.cse1 (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|))) (let ((.cse0 (or (and (<= 2 |sll_get_data_at_#in~index|) .cse3) (and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= |sll_get_data_at_#in~index| 0) (or .cse1 (not (= 0 sll_get_data_at_~head.offset)))))) (.cse2 (<= 1 |sll_get_data_at_#in~index|))) (or (and .cse0 (= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#t~mem8|) .cse1) (let ((.cse4 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse5 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (.cse7 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse6 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4))) (and .cse2 .cse3 (or .cse4 .cse5 (and (= .cse6 sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base .cse7))) (or .cse4 .cse5 (= (select (select |#memory_int| .cse7) .cse6) |sll_get_data_at_#t~mem8|)))) (and .cse0 .cse2)))) [2020-07-18 05:17:46,642 INFO L264 CegarLoopResult]: At program point L593-1(line 593) the Hoare annotation is: (let ((.cse1 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (.cse8 (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|))) (let ((.cse0 (<= 1 |sll_get_data_at_#in~index|)) (.cse7 (or (and (<= 2 |sll_get_data_at_#in~index|) .cse1) (and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= |sll_get_data_at_#in~index| 0) (or .cse8 (not (= 0 sll_get_data_at_~head.offset))))))) (or (let ((.cse5 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse4 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4))) (let ((.cse2 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse3 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (.cse6 (select (select |#memory_int| .cse5) .cse4))) (and .cse0 .cse1 (or .cse2 .cse3 (and (= .cse4 sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base .cse5))) (or .cse2 .cse3 (= .cse6 |sll_get_data_at_#t~mem8|)) (or .cse2 .cse3 (= .cse6 |sll_get_data_at_#res|))))) (and .cse7 .cse0) (let ((.cse9 (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|))) (and .cse7 .cse8 (= .cse9 |sll_get_data_at_#t~mem8|) (= .cse9 |sll_get_data_at_#res|)))))) [2020-07-18 05:17:46,642 INFO L264 CegarLoopResult]: At program point L591(line 591) the Hoare annotation is: (or (and (<= 2 |sll_get_data_at_#in~index|) (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (and (<= 1 |sll_get_data_at_#in~index|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)))))) [2020-07-18 05:17:46,642 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (or (and (<= 2 |sll_get_data_at_#in~index|) (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (<= 1 |sll_get_data_at_#in~index|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index))) [2020-07-18 05:17:46,643 INFO L264 CegarLoopResult]: At program point L591-1(line 591) the Hoare annotation is: (let ((.cse0 (<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|))) (or (and (<= 2 |sll_get_data_at_#in~index|) .cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (and (<= 1 |sll_get_data_at_#in~index|) .cse0 (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))))))) [2020-07-18 05:17:46,643 INFO L264 CegarLoopResult]: At program point L590-1(line 590) the Hoare annotation is: (or (and (<= 2 |sll_get_data_at_#in~index|) (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (<= 1 |sll_get_data_at_#in~index|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (or (<= 1 |sll_get_data_at_#in~head.offset|) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.offset|) (= (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4) |sll_get_data_at_#t~mem6.base|)) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)))) [2020-07-18 05:17:46,643 INFO L264 CegarLoopResult]: At program point L591-2(line 591) the Hoare annotation is: (let ((.cse0 (<= |sll_get_data_at_#t~post7| |sll_get_data_at_#in~index|)) (.cse1 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and (<= 2 |sll_get_data_at_#in~index|) .cse0 .cse1) (and (<= 1 |sll_get_data_at_#in~index|) .cse0 .cse1 (or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))))) [2020-07-18 05:17:46,643 INFO L264 CegarLoopResult]: At program point L588(lines 588 594) the Hoare annotation is: (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|)) [2020-07-18 05:17:46,643 INFO L264 CegarLoopResult]: At program point L590-2(line 590) the Hoare annotation is: (or (and (<= 2 |sll_get_data_at_#in~index|) (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (let ((.cse0 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse2 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) (.cse3 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse1 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0))) (and (<= 1 |sll_get_data_at_#in~index|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (or .cse0 .cse1 (and (= .cse2 sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base .cse3))) (or .cse0 (and (= .cse2 |sll_get_data_at_#t~mem6.offset|) (= .cse3 |sll_get_data_at_#t~mem6.base|)) .cse1)))) [2020-07-18 05:17:46,643 INFO L264 CegarLoopResult]: At program point L589-2(lines 589 592) the Hoare annotation is: (let ((.cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and (<= 2 |sll_get_data_at_#in~index|) .cse0) (and (<= 1 |sll_get_data_at_#in~index|) .cse0 (or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))) (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index)))) [2020-07-18 05:17:46,643 INFO L264 CegarLoopResult]: At program point L589-3(lines 589 592) the Hoare annotation is: (let ((.cse1 (<= 1 |sll_get_data_at_#in~index|))) (and (let ((.cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and (<= 2 |sll_get_data_at_#in~index|) .cse0) (and .cse1 .cse0 (or (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0) (and (= (select (select |#memory_$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$.base| |sll_get_data_at_#in~head.base|) 4))))) (and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= |sll_get_data_at_#in~index| 0)))) (or (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) .cse1))) [2020-07-18 05:17:46,644 INFO L264 CegarLoopResult]: At program point sll_get_data_atEXIT(lines 588 594) the Hoare annotation is: (let ((.cse1 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|)) (.cse7 (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|))) (let ((.cse0 (<= 1 |sll_get_data_at_#in~index|)) (.cse6 (or (and (<= 2 |sll_get_data_at_#in~index|) .cse1) (and (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (<= |sll_get_data_at_#in~index| 0) (or .cse7 (not (= 0 sll_get_data_at_~head.offset))))))) (or (let ((.cse2 (<= 1 |sll_get_data_at_#in~head.offset|)) (.cse3 (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (.cse5 (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4)) (.cse4 (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4))) (and .cse0 .cse1 (or .cse2 .cse3 (and (= .cse4 sll_get_data_at_~head.offset) (= sll_get_data_at_~head.base .cse5))) (or .cse2 .cse3 (= (select (select |#memory_int| .cse5) .cse4) |sll_get_data_at_#res|)))) (and .cse6 .cse0) (and .cse6 .cse7 (= (select (select |#memory_int| |sll_get_data_at_#in~head.base|) |sll_get_data_at_#in~head.offset|) |sll_get_data_at_#res|))))) [2020-07-18 05:17:46,644 INFO L264 CegarLoopResult]: At program point L609(line 609) the Hoare annotation is: (let ((.cse8 (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1)) (.cse6 (+ main_~i~0 2))) (and (<= .cse1 .cse5) (<= .cse6 main_~len~0) (<= main_~len~0 2) .cse0 (<= .cse1 .cse7) (<= .cse7 .cse1) .cse3 (<= .cse5 .cse1) .cse4 (<= main_~len~0 .cse6)))))) [2020-07-18 05:17:46,644 INFO L264 CegarLoopResult]: At program point L613-4(line 613) the Hoare annotation is: (let ((.cse6 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse10 (+ main_~new_data~0 2)) (.cse9 (* 2 main_~len~0)) (.cse8 (+ .cse6 2))) (let ((.cse0 (<= 0 main_~i~0)) (.cse1 (<= .cse9 .cse8)) (.cse2 (<= 2 main_~len~0)) (.cse3 (<= .cse9 .cse10)) (.cse4 (<= .cse10 .cse9)) (.cse5 (<= main_~expected~0 |main_#t~ret14|)) (.cse7 (< |main_#t~ret14| (+ main_~expected~0 1)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= (+ .cse6 1) (+ main_~i~0 main_~len~0)) (<= main_~i~0 1) .cse7) (and (<= main_~i~0 0) (<= .cse8 .cse9) (<= main_~len~0 2) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse7))))) [2020-07-18 05:17:46,644 INFO L264 CegarLoopResult]: At program point L609-1(lines 607 610) the Hoare annotation is: (let ((.cse11 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse1 (select (select |#memory_int| .cse11) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (let ((.cse8 (+ .cse1 1)) (.cse3 (* 2 main_~len~0))) (let ((.cse2 (<= main_~len~0 2)) (.cse0 (+ main_~i~0 main_~len~0)) (.cse5 (= 0 main_~s~0.offset)) (.cse6 (<= .cse8 .cse3)) (.cse7 (not (= .cse11 main_~s~0.base)))) (or (let ((.cse4 (+ main_~new_data~0 1))) (and (<= .cse0 .cse1) .cse2 (<= .cse3 .cse4) .cse5 (<= .cse4 .cse3) .cse6 .cse7 (<= 1 main_~i~0))) (let ((.cse9 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse10 (+ main_~new_data~0 2))) (and (<= .cse3 .cse8) (<= (+ .cse9 2) .cse3) (<= 0 main_~i~0) .cse2 (<= .cse0 .cse9) (<= .cse3 .cse10) (<= .cse10 .cse3) .cse5 .cse6 .cse7))))))) [2020-07-18 05:17:46,644 INFO L264 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (and (<= main_~len~0 2) (= |#valid| |old(#valid)|) (<= 2 main_~len~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,644 INFO L264 CegarLoopResult]: At program point L605-1(line 605) the Hoare annotation is: (and (<= main_~len~0 2) (not (= (select (select |#memory_$Pointer$.base| |main_#t~ret11.base|) 4) |main_#t~ret11.base|)) (<= 2 main_~len~0) (= 0 |main_#t~ret11.offset|)) [2020-07-18 05:17:46,645 INFO L264 CegarLoopResult]: At program point L605-2(line 605) the Hoare annotation is: (and (<= main_~len~0 2) (not (= (select (select |#memory_$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$.base| main_~s~0.base) 4) main_~s~0.base))) [2020-07-18 05:17:46,645 INFO L271 CegarLoopResult]: At program point mainEXIT(lines 602 621) the Hoare annotation is: true [2020-07-18 05:17:46,645 INFO L264 CegarLoopResult]: At program point L614(lines 602 621) the Hoare annotation is: false [2020-07-18 05:17:46,645 INFO L264 CegarLoopResult]: At program point L606(line 606) the Hoare annotation is: (and (<= main_~len~0 2) (<= 2 main_~len~0) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base))) [2020-07-18 05:17:46,645 INFO L264 CegarLoopResult]: At program point L611-2(lines 611 616) the Hoare annotation is: (let ((.cse6 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse9 (+ main_~new_data~0 2)) (.cse8 (* 2 main_~len~0)) (.cse7 (+ .cse6 2))) (let ((.cse0 (<= main_~len~0 2)) (.cse1 (<= 0 main_~i~0)) (.cse2 (<= .cse8 .cse7)) (.cse3 (<= 2 main_~len~0)) (.cse4 (<= .cse8 .cse9)) (.cse5 (<= .cse9 .cse8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= (+ .cse6 1) (+ main_~i~0 main_~len~0)) (<= main_~i~0 1)) (and (<= main_~i~0 0) (<= .cse7 .cse8) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))))) [2020-07-18 05:17:46,645 INFO L264 CegarLoopResult]: At program point L611-3(line 611) the Hoare annotation is: (let ((.cse10 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse11 (+ main_~new_data~0 2)) (.cse1 (* 2 main_~len~0)) (.cse0 (+ .cse10 2))) (let ((.cse2 (<= main_~len~0 2)) (.cse3 (<= 0 main_~i~0)) (.cse4 (<= .cse1 .cse0)) (.cse5 (<= 2 main_~len~0)) (.cse6 (<= .cse1 .cse11)) (.cse7 (<= .cse11 .cse1))) (or (and (<= main_~i~0 0) (<= |main_#t~post13| 0) (<= .cse0 .cse1) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (let ((.cse9 (+ |main_#t~post13| main_~len~0)) (.cse8 (+ .cse10 1))) (and .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= .cse8 (+ main_~i~0 main_~len~0)) (<= .cse8 .cse9) (<= main_~i~0 1) (<= .cse9 .cse8))))))) [2020-07-18 05:17:46,646 INFO L264 CegarLoopResult]: At program point L607(line 607) the Hoare annotation is: (and (<= main_~len~0 2) (<= 2 main_~len~0) (= 0 main_~s~0.offset) (not (= (select (select |#memory_$Pointer$.base| main_~s~0.base) 4) main_~s~0.base))) [2020-07-18 05:17:46,646 INFO L264 CegarLoopResult]: At program point L611-4(line 611) the Hoare annotation is: (let ((.cse5 (* 2 main_~len~0)) (.cse6 (+ main_~new_data~0 2))) (let ((.cse1 (<= 2 main_~len~0)) (.cse2 (<= .cse5 .cse6)) (.cse3 (<= .cse6 .cse5)) (.cse0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (or (and (<= (+ main_~i~0 main_~len~0) .cse0) .cse1 (<= |main_#t~post13| 1) .cse2 .cse3 (<= (+ .cse0 1) (+ |main_#t~post13| main_~len~0)) (<= main_~len~0 (+ main_~i~0 2))) (let ((.cse4 (+ .cse0 2))) (and (<= |main_#t~post13| 0) (<= .cse4 .cse5) (<= main_~len~0 2) (<= .cse5 .cse4) .cse1 .cse2 .cse3 (<= (+ main_~i~0 1) 0)))))) [2020-07-18 05:17:46,646 INFO L264 CegarLoopResult]: At program point L611-5(lines 611 616) the Hoare annotation is: (let ((.cse8 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse11 (+ main_~new_data~0 2)) (.cse3 (+ .cse8 2)) (.cse2 (* 2 main_~len~0))) (let ((.cse4 (<= 2 main_~len~0)) (.cse0 (<= .cse3 .cse2)) (.cse1 (<= main_~len~0 2)) (.cse5 (<= .cse2 .cse11)) (.cse6 (<= .cse11 .cse2)) (.cse7 (+ main_~i~0 main_~len~0))) (or (and .cse0 .cse1 (<= .cse2 .cse3) .cse4 .cse5 .cse6 (<= (+ main_~i~0 1) 0)) (and .cse0 .cse1 (<= .cse7 .cse8) .cse4 .cse5 .cse6 (<= main_~len~0 (+ main_~i~0 2))) (let ((.cse10 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse9 (select (select |#memory_int| .cse10) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (<= .cse7 .cse9) .cse0 .cse1 .cse5 .cse6 (= 0 main_~s~0.offset) (<= .cse7 (+ .cse8 1)) (<= (+ .cse9 1) .cse2) (not (= .cse10 main_~s~0.base)) (<= 1 main_~i~0)))))))) [2020-07-18 05:17:46,646 INFO L271 CegarLoopResult]: At program point L611-6(lines 611 616) the Hoare annotation is: true [2020-07-18 05:17:46,647 INFO L264 CegarLoopResult]: At program point L607-3(line 607) the Hoare annotation is: (let ((.cse12 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse1 (select (select |#memory_int| .cse12) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (let ((.cse9 (+ .cse1 1)) (.cse3 (* 2 main_~len~0))) (let ((.cse2 (<= main_~len~0 2)) (.cse0 (+ main_~i~0 main_~len~0)) (.cse5 (<= |main_#t~post12| 1)) (.cse6 (= 0 main_~s~0.offset)) (.cse7 (<= .cse9 .cse3)) (.cse8 (not (= .cse12 main_~s~0.base)))) (or (let ((.cse4 (+ main_~new_data~0 1))) (and (<= .cse0 .cse1) .cse2 (<= 1 |main_#t~post12|) (<= .cse3 .cse4) .cse5 .cse6 (<= .cse4 .cse3) .cse7 .cse8 (<= 1 main_~i~0))) (let ((.cse10 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse11 (+ main_~new_data~0 2))) (and (<= .cse3 .cse9) (<= (+ .cse10 2) .cse3) (<= 0 main_~i~0) .cse2 (<= .cse0 .cse10) (<= .cse3 .cse11) .cse5 (<= .cse11 .cse3) .cse6 .cse7 .cse8))))))) [2020-07-18 05:17:46,647 INFO L264 CegarLoopResult]: At program point L607-4(line 607) the Hoare annotation is: (let ((.cse12 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse3 (* 2 main_~len~0)) (.cse13 (+ (select (select |#memory_int| .cse12) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1))) (let ((.cse0 (<= .cse3 .cse13)) (.cse1 (<= main_~i~0 0)) (.cse4 (<= main_~len~0 2)) (.cse5 (<= 2 main_~len~0)) (.cse7 (<= |main_#t~post12| 1)) (.cse8 (= 0 main_~s~0.offset)) (.cse9 (<= .cse13 .cse3)) (.cse10 (not (= .cse12 main_~s~0.base)))) (or (let ((.cse2 (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)) (.cse6 (+ main_~new_data~0 2))) (and .cse0 .cse1 (<= .cse2 .cse3) .cse4 (<= .cse3 .cse2) .cse5 (<= .cse3 .cse6) .cse7 (<= .cse6 .cse3) .cse8 .cse9 .cse10)) (let ((.cse11 (+ main_~new_data~0 1))) (and .cse0 .cse1 (<= 0 main_~i~0) .cse4 (<= 1 |main_#t~post12|) .cse5 (<= .cse3 .cse11) .cse7 .cse8 (<= .cse11 .cse3) .cse9 .cse10)))))) [2020-07-18 05:17:46,647 INFO L264 CegarLoopResult]: At program point L607-5(lines 607 610) the Hoare annotation is: (let ((.cse11 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse3 (* 2 main_~len~0)) (.cse12 (+ (select (select |#memory_int| .cse11) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1))) (let ((.cse0 (<= .cse3 .cse12)) (.cse1 (<= (+ main_~i~0 2) main_~len~0)) (.cse4 (<= main_~len~0 2)) (.cse8 (<= .cse12 .cse3)) (.cse5 (<= 2 main_~len~0)) (.cse7 (= 0 main_~s~0.offset)) (.cse9 (not (= .cse11 main_~s~0.base)))) (or (let ((.cse2 (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2)) (.cse6 (+ main_~new_data~0 2))) (and .cse0 .cse1 (<= .cse2 .cse3) .cse4 (<= .cse3 .cse2) .cse5 (<= .cse3 .cse6) (<= .cse6 .cse3) .cse7 .cse8 .cse9)) (let ((.cse10 (+ main_~new_data~0 1))) (and .cse0 .cse1 (<= 0 main_~i~0) .cse4 (<= .cse3 .cse10) .cse7 (<= .cse10 .cse3) .cse9 .cse8)) (and (<= main_~len~0 (+ main_~i~0 1)) .cse5 .cse7 (<= main_~i~0 1) .cse9))))) [2020-07-18 05:17:46,648 INFO L264 CegarLoopResult]: At program point L607-6(lines 607 610) the Hoare annotation is: (let ((.cse4 (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1)) (.cse0 (* 2 main_~len~0))) (and (<= .cse0 .cse1) (<= .cse2 .cse0) (<= main_~len~0 2) (<= .cse0 .cse2) (<= 2 main_~len~0) (<= .cse0 .cse3) (<= .cse3 .cse0) (= 0 main_~s~0.offset) (<= (+ main_~i~0 1) 0) (<= .cse1 .cse0) (not (= .cse4 main_~s~0.base))))) [2020-07-18 05:17:46,648 INFO L271 CegarLoopResult]: At program point mainFINAL(lines 602 621) the Hoare annotation is: true [2020-07-18 05:17:46,648 INFO L264 CegarLoopResult]: At program point L620(line 620) the Hoare annotation is: false [2020-07-18 05:17:46,648 INFO L264 CegarLoopResult]: At program point L612(line 612) the Hoare annotation is: (let ((.cse9 (+ main_~new_data~0 2)) (.cse6 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse7 (* 2 main_~len~0))) (let ((.cse2 (<= (+ .cse6 2) .cse7)) (.cse3 (<= main_~len~0 2)) (.cse0 (+ main_~i~0 main_~len~0)) (.cse4 (<= .cse7 .cse9)) (.cse5 (<= .cse9 .cse7))) (or (let ((.cse8 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse1 (select (select |#memory_int| .cse8) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (<= .cse0 .cse1) .cse2 .cse3 .cse4 .cse5 (= 0 main_~s~0.offset) (<= .cse0 (+ .cse6 1)) (<= (+ .cse1 1) .cse7) (not (= .cse8 main_~s~0.base)) (<= 1 main_~i~0)))) (and .cse2 .cse3 (<= 0 main_~i~0) (<= .cse0 .cse6) .cse4 .cse5)))) [2020-07-18 05:17:46,648 INFO L264 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: (let ((.cse6 (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1)) (.cse3 (* 2 main_~len~0)) (.cse5 (+ main_~i~0 2))) (and (<= .cse3 .cse4) (<= .cse5 main_~len~0) (<= main_~len~0 2) .cse0 .cse1 .cse2 (<= .cse4 .cse3) (<= main_~len~0 .cse5)))))) [2020-07-18 05:17:46,649 INFO L264 CegarLoopResult]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 619) the Hoare annotation is: false [2020-07-18 05:17:46,649 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 602 621) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,649 INFO L264 CegarLoopResult]: At program point L604(line 604) the Hoare annotation is: (and (<= main_~len~0 2) (= |#valid| |old(#valid)|) (<= 2 main_~len~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,649 INFO L271 CegarLoopResult]: At program point L617(line 617) the Hoare annotation is: true [2020-07-18 05:17:46,649 INFO L264 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: (let ((.cse9 (+ main_~new_data~0 2)) (.cse2 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse7 (* 2 main_~len~0))) (let ((.cse0 (<= (+ .cse2 2) .cse7)) (.cse1 (<= main_~len~0 2)) (.cse4 (<= .cse7 .cse9)) (.cse5 (<= .cse9 .cse7)) (.cse3 (+ main_~i~0 main_~len~0))) (or (and .cse0 .cse1 (<= main_~expected~0 .cse2) (<= 0 main_~i~0) (<= .cse3 .cse2) (<= .cse2 main_~expected~0) .cse4 .cse5) (let ((.cse8 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse6 (select (select |#memory_int| .cse8) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (<= .cse3 .cse6) .cse0 .cse1 .cse4 .cse5 (= 0 main_~s~0.offset) (<= .cse3 (+ .cse2 1)) (<= .cse6 main_~expected~0) (<= main_~expected~0 .cse6) (<= (+ .cse6 1) .cse7) (not (= .cse8 main_~s~0.base)) (<= 1 main_~i~0))))))) [2020-07-18 05:17:46,649 INFO L264 CegarLoopResult]: At program point L613-1(line 613) the Hoare annotation is: (let ((.cse12 (+ main_~new_data~0 2)) (.cse1 (* 2 main_~len~0)) (.cse2 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse0 (+ .cse2 2)) (.cse7 (<= .cse12 .cse1)) (.cse9 (< |main_#t~ret14| (+ main_~expected~0 1))) (.cse4 (+ main_~i~0 main_~len~0)) (.cse3 (<= 0 main_~i~0)) (.cse5 (<= 2 main_~len~0)) (.cse6 (<= .cse1 .cse12)) (.cse8 (<= main_~expected~0 |main_#t~ret14|))) (or (and (<= .cse0 .cse1) (<= main_~len~0 2) (<= main_~expected~0 .cse2) .cse3 (<= .cse4 .cse2) .cse5 (<= .cse2 main_~expected~0) .cse6 .cse7 .cse8 .cse9) (let ((.cse11 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse10 (select (select |#memory_int| .cse11) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (<= .cse1 .cse0) .cse7 (= 0 main_~s~0.offset) (<= (+ .cse2 1) .cse4) (<= main_~expected~0 .cse10) (<= (+ .cse10 1) .cse1) .cse9 (<= .cse4 .cse10) .cse3 .cse5 .cse6 .cse8 (<= .cse10 main_~expected~0) (<= main_~i~0 1) (not (= .cse11 main_~s~0.base)))))))) [2020-07-18 05:17:46,650 INFO L264 CegarLoopResult]: At program point L613-2(lines 613 615) the Hoare annotation is: (let ((.cse12 (+ main_~new_data~0 2)) (.cse1 (* 2 main_~len~0)) (.cse2 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse0 (+ .cse2 2)) (.cse7 (<= .cse12 .cse1)) (.cse9 (< |main_#t~ret14| (+ main_~expected~0 1))) (.cse4 (+ main_~i~0 main_~len~0)) (.cse3 (<= 0 main_~i~0)) (.cse5 (<= 2 main_~len~0)) (.cse6 (<= .cse1 .cse12)) (.cse8 (<= main_~expected~0 |main_#t~ret14|))) (or (and (<= .cse0 .cse1) (<= main_~len~0 2) (<= main_~expected~0 .cse2) .cse3 (<= .cse4 .cse2) .cse5 (<= .cse2 main_~expected~0) .cse6 .cse7 .cse8 .cse9) (let ((.cse11 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse10 (select (select |#memory_int| .cse11) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (<= .cse1 .cse0) .cse7 (= 0 main_~s~0.offset) (<= (+ .cse2 1) .cse4) (<= main_~expected~0 .cse10) (<= (+ .cse10 1) .cse1) .cse9 (<= .cse4 .cse10) .cse3 .cse5 .cse6 .cse8 (<= .cse10 main_~expected~0) (<= main_~i~0 1) (not (= .cse11 main_~s~0.base)))))))) [2020-07-18 05:17:46,650 INFO L264 CegarLoopResult]: At program point L613-3(line 613) the Hoare annotation is: false [2020-07-18 05:17:46,650 INFO L264 CegarLoopResult]: At program point node_createENTRY(lines 563 571) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,650 INFO L264 CegarLoopResult]: At program point L569(line 569) the Hoare annotation is: (and (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|)) [2020-07-18 05:17:46,650 INFO L264 CegarLoopResult]: At program point L568(line 568) the Hoare annotation is: (and (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|)) [2020-07-18 05:17:46,650 INFO L271 CegarLoopResult]: At program point L566(line 566) the Hoare annotation is: true [2020-07-18 05:17:46,650 INFO L264 CegarLoopResult]: At program point node_createEXIT(lines 563 571) the Hoare annotation is: (and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#res.offset|) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|) (= 1 (select |#valid| |node_create_#res.base|))) [2020-07-18 05:17:46,650 INFO L264 CegarLoopResult]: At program point L565(lines 565 567) the Hoare annotation is: (and (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 0 |node_create_#t~malloc2.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,651 INFO L264 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,651 INFO L264 CegarLoopResult]: At program point L565-1(lines 565 567) the Hoare annotation is: (and (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 0 |node_create_#t~malloc2.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,651 INFO L264 CegarLoopResult]: At program point L564-1(line 564) the Hoare annotation is: (and (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 0 |node_create_#t~malloc2.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:17:46,651 INFO L264 CegarLoopResult]: At program point node_createFINAL(lines 563 571) the Hoare annotation is: (and (= 0 (select |old(#valid)| |node_create_#res.base|)) (= node_create_~temp~0.offset 0) (= 1 (select |#valid| node_create_~temp~0.base)) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= 0 (select |old(#valid)| |node_create_#t~malloc2.base|)) (= 0 |node_create_#res.offset|) (= 1 (select |#valid| |node_create_#t~malloc2.base|)) (= 0 |node_create_#t~malloc2.offset|) (= 1 (select |#valid| |node_create_#res.base|))) [2020-07-18 05:17:46,656 WARN L170 areAnnotationChecker]: __bswap_32ENTRY has no Hoare annotation [2020-07-18 05:17:46,656 WARN L170 areAnnotationChecker]: __bswap_64ENTRY has no Hoare annotation [2020-07-18 05:17:46,659 WARN L170 areAnnotationChecker]: L66 has no Hoare annotation [2020-07-18 05:17:46,663 WARN L170 areAnnotationChecker]: L71 has no Hoare annotation [2020-07-18 05:17:46,667 WARN L170 areAnnotationChecker]: L66-1 has no Hoare annotation [2020-07-18 05:17:46,667 WARN L170 areAnnotationChecker]: L71-1 has no Hoare annotation [2020-07-18 05:17:46,676 WARN L170 areAnnotationChecker]: __bswap_32FINAL has no Hoare annotation [2020-07-18 05:17:46,676 WARN L170 areAnnotationChecker]: __bswap_64FINAL has no Hoare annotation [2020-07-18 05:17:46,764 INFO L163 areAnnotationChecker]: CFG has 116 edges. 116 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-18 05:17:46,782 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,787 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,789 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,790 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,793 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,794 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,796 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,796 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,807 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,807 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,807 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,808 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,808 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,809 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,809 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,814 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,814 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,814 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,814 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,815 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,815 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,815 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,816 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,816 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,816 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,818 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,819 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,819 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,819 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,819 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,819 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,820 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,820 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,823 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,823 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,824 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,824 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,825 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,827 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,827 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,827 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,828 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,828 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,830 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,831 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,831 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,831 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,832 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,832 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,832 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,832 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,833 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,833 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,836 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,837 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,837 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,837 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,837 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,837 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,838 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,838 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,838 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,838 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,839 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,846 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,846 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,847 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,847 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,847 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,847 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,848 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,848 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,848 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,850 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,851 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,851 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,851 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,851 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,852 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,852 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,852 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,852 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,852 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,853 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,853 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,853 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,855 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,855 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,855 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,856 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,856 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,856 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,856 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,857 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,857 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,857 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,857 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,857 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,857 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,858 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,858 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,859 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,859 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,859 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,859 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,860 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,860 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,860 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,860 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,860 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,861 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,863 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,863 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,863 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,863 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,864 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,864 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,864 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,864 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,864 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,865 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,865 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,865 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,865 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,866 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,866 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,866 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,866 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,867 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,870 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,870 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,870 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,870 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,871 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,871 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,871 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,881 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,881 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,882 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,882 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,882 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,883 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,884 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,884 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,884 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,885 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,885 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:17:46,885 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:17:46,885 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,885 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,885 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,886 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,886 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,887 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,887 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,887 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,887 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,888 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,889 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,890 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,890 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:17:46,890 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:17:46,890 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,890 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,890 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,891 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,893 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,893 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,893 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,894 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,894 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,894 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,895 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,895 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,895 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,895 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,896 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,896 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,896 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,896 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,897 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,897 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,897 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,897 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,899 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,899 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,900 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,900 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,900 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,901 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,901 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,901 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,901 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,901 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,902 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,902 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,902 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,902 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,902 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,903 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,903 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,903 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,905 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) [2020-07-18 05:17:46,910 INFO L168 Benchmark]: Toolchain (without parser) took 80241.31 ms. Allocated memory was 137.9 MB in the beginning and 647.0 MB in the end (delta: 509.1 MB). Free memory was 102.1 MB in the beginning and 158.4 MB in the end (delta: -56.3 MB). Peak memory consumption was 452.8 MB. Max. memory is 7.1 GB. [2020-07-18 05:17:46,911 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-18 05:17:46,911 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.74 ms. Allocated memory was 137.9 MB in the beginning and 203.4 MB in the end (delta: 65.5 MB). Free memory was 101.9 MB in the beginning and 168.4 MB in the end (delta: -66.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2020-07-18 05:17:46,912 INFO L168 Benchmark]: Boogie Preprocessor took 72.71 ms. Allocated memory is still 203.4 MB. Free memory was 168.4 MB in the beginning and 165.0 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2020-07-18 05:17:46,912 INFO L168 Benchmark]: RCFGBuilder took 857.52 ms. Allocated memory is still 203.4 MB. Free memory was 165.0 MB in the beginning and 96.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 7.1 GB. [2020-07-18 05:17:46,913 INFO L168 Benchmark]: TraceAbstraction took 78583.61 ms. Allocated memory was 203.4 MB in the beginning and 647.0 MB in the end (delta: 443.5 MB). Free memory was 95.4 MB in the beginning and 158.4 MB in the end (delta: -63.0 MB). Peak memory consumption was 380.5 MB. Max. memory is 7.1 GB. [2020-07-18 05:17:46,916 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 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 721.74 ms. Allocated memory was 137.9 MB in the beginning and 203.4 MB in the end (delta: 65.5 MB). Free memory was 101.9 MB in the beginning and 168.4 MB in the end (delta: -66.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 72.71 ms. Allocated memory is still 203.4 MB. Free memory was 168.4 MB in the beginning and 165.0 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 857.52 ms. Allocated memory is still 203.4 MB. Free memory was 165.0 MB in the beginning and 96.1 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 78583.61 ms. Allocated memory was 203.4 MB in the beginning and 647.0 MB in the end (delta: 443.5 MB). Free memory was 95.4 MB in the beginning and 158.4 MB in the end (delta: -63.0 MB). Peak memory consumption was 380.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 619]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 589]: Loop Invariant [2020-07-18 05:17:46,928 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,928 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,929 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,929 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,929 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,930 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,930 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,930 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 [2020-07-18 05:17:46,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,933 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,933 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,933 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,933 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,933 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,934 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,934 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,934 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,934 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,934 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,935 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,935 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,935 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,935 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,935 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,936 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,936 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,936 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,936 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,936 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,937 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,937 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,937 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,938 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,938 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,938 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,938 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,939 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,939 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,939 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,939 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,941 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,941 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,941 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,941 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,941 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,942 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,942 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,942 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,942 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,942 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,942 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,943 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 [2020-07-18 05:17:46,943 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,943 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,943 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,944 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,945 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,945 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,945 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,945 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,946 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,946 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,946 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,946 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,946 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,946 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,947 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,947 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,947 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,947 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,947 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,947 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,947 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,948 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,948 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,948 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,948 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,948 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,948 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,948 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,949 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,951 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,951 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,951 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,951 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,951 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,952 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,952 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,952 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,952 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,952 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,952 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,953 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,954 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,954 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,954 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,954 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,954 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,954 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,954 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,955 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,955 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,955 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,955 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,955 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,955 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 [2020-07-18 05:17:46,956 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,956 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:17:46,958 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:17:46,959 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,959 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,959 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,959 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,961 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,961 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,961 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,961 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,961 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:17:46,961 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:17:46,962 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,962 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,962 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,962 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 [2020-07-18 05:17:46,963 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,963 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,964 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,964 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,964 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,964 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,964 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,965 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,965 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,965 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,965 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,965 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,966 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,966 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,966 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,966 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,966 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,967 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,967 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,967 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,968 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,968 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:17:46,968 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:17:46,969 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,969 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,969 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,969 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,969 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,969 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,970 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,970 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,970 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,970 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:17:46,970 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,971 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:17:46,971 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...