/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/dll2n_remove_all.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-18 05:15:44,209 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 05:15:44,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 05:15:44,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 05:15:44,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 05:15:44,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 05:15:44,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 05:15:44,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 05:15:44,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 05:15:44,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 05:15:44,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 05:15:44,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 05:15:44,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 05:15:44,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 05:15:44,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 05:15:44,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 05:15:44,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 05:15:44,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 05:15:44,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 05:15:44,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 05:15:44,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 05:15:44,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 05:15:44,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 05:15:44,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 05:15:44,250 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-18 05:15:44,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-18 05:15:44,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-18 05:15:44,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-18 05:15:44,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-18 05:15:44,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-18 05:15:44,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-18 05:15:44,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-18 05:15:44,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-18 05:15:44,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-18 05:15:44,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-18 05:15:44,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-18 05:15:44,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-18 05:15:44,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-18 05:15:44,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 05:15:44,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 05:15:44,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 05:15:44,262 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 05:15:44,279 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 05:15:44,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 05:15:44,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 05:15:44,281 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 05:15:44,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 05:15:44,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 05:15:44,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 05:15:44,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 05:15:44,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 05:15:44,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 05:15:44,283 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 05:15:44,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 05:15:44,284 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 05:15:44,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 05:15:44,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 05:15:44,285 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 05:15:44,286 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 05:15:44,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 05:15:44,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 05:15:44,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 05:15:44,287 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 05:15:44,287 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 05:15:44,287 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 05:15:44,557 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 05:15:44,572 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 05:15:44,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 05:15:44,578 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 05:15:44,578 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 05:15:44,580 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_remove_all.i [2020-07-18 05:15:44,654 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/054608f1e/9b8f681e138b48d5874978e29013a02d/FLAGc6bd138fe [2020-07-18 05:15:45,131 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 05:15:45,132 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_remove_all.i [2020-07-18 05:15:45,153 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/054608f1e/9b8f681e138b48d5874978e29013a02d/FLAGc6bd138fe [2020-07-18 05:15:45,468 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/054608f1e/9b8f681e138b48d5874978e29013a02d [2020-07-18 05:15:45,479 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 05:15:45,482 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 05:15:45,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 05:15:45,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 05:15:45,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 05:15:45,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 05:15:45" (1/1) ... [2020-07-18 05:15:45,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57fc76d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:15:45, skipping insertion in model container [2020-07-18 05:15:45,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 05:15:45" (1/1) ... [2020-07-18 05:15:45,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 05:15:45,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 05:15:45,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 05:15:45,970 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 05:15:46,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 05:15:46,113 INFO L208 MainTranslator]: Completed translation [2020-07-18 05:15:46,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:15:46 WrapperNode [2020-07-18 05:15:46,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 05:15:46,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 05:15:46,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 05:15:46,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 05:15:46,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:15:46" (1/1) ... [2020-07-18 05:15:46,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:15:46" (1/1) ... [2020-07-18 05:15:46,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:15:46" (1/1) ... [2020-07-18 05:15:46,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:15:46" (1/1) ... [2020-07-18 05:15:46,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:15:46" (1/1) ... [2020-07-18 05:15:46,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:15:46" (1/1) ... [2020-07-18 05:15:46,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:15:46" (1/1) ... [2020-07-18 05:15:46,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 05:15:46,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 05:15:46,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 05:15:46,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 05:15:46,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:15:46" (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 05:15:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 05:15:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 05:15:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-07-18 05:15:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-07-18 05:15:46,271 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2020-07-18 05:15:46,272 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2020-07-18 05:15:46,273 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2020-07-18 05:15:46,273 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_remove_first [2020-07-18 05:15:46,273 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 05:15:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 05:15:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-07-18 05:15:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-07-18 05:15:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-07-18 05:15:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-07-18 05:15:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-07-18 05:15:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-07-18 05:15:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-07-18 05:15:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-07-18 05:15:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-07-18 05:15:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-07-18 05:15:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-07-18 05:15:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-07-18 05:15:46,276 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-07-18 05:15:46,277 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-07-18 05:15:46,277 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-07-18 05:15:46,277 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-07-18 05:15:46,277 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-07-18 05:15:46,277 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-07-18 05:15:46,277 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-07-18 05:15:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-07-18 05:15:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-07-18 05:15:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-07-18 05:15:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-07-18 05:15:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-07-18 05:15:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-07-18 05:15:46,279 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-07-18 05:15:46,279 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-07-18 05:15:46,279 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-07-18 05:15:46,279 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-07-18 05:15:46,279 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-07-18 05:15:46,279 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-07-18 05:15:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-07-18 05:15:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-07-18 05:15:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-07-18 05:15:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-07-18 05:15:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-07-18 05:15:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-07-18 05:15:46,281 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-07-18 05:15:46,281 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-07-18 05:15:46,281 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-07-18 05:15:46,281 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-07-18 05:15:46,281 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-07-18 05:15:46,281 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-07-18 05:15:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-07-18 05:15:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-07-18 05:15:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-07-18 05:15:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-07-18 05:15:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-07-18 05:15:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-07-18 05:15:46,282 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-07-18 05:15:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-07-18 05:15:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-07-18 05:15:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-18 05:15:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-07-18 05:15:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-07-18 05:15:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-18 05:15:46,283 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-07-18 05:15:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-07-18 05:15:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-07-18 05:15:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-07-18 05:15:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-07-18 05:15:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-18 05:15:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-07-18 05:15:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-07-18 05:15:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-07-18 05:15:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-18 05:15:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-07-18 05:15:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-07-18 05:15:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-07-18 05:15:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-07-18 05:15:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-07-18 05:15:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-07-18 05:15:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-07-18 05:15:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-07-18 05:15:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-07-18 05:15:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-07-18 05:15:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-07-18 05:15:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-07-18 05:15:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-07-18 05:15:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-07-18 05:15:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-07-18 05:15:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-07-18 05:15:46,288 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-07-18 05:15:46,288 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-07-18 05:15:46,288 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-07-18 05:15:46,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-07-18 05:15:46,288 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-07-18 05:15:46,288 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-07-18 05:15:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-07-18 05:15:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-07-18 05:15:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-07-18 05:15:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-07-18 05:15:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-07-18 05:15:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-07-18 05:15:46,289 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-07-18 05:15:46,290 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-07-18 05:15:46,290 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-07-18 05:15:46,290 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-07-18 05:15:46,290 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-07-18 05:15:46,290 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-07-18 05:15:46,290 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-07-18 05:15:46,291 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-07-18 05:15:46,291 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-07-18 05:15:46,291 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-07-18 05:15:46,291 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-07-18 05:15:46,291 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2020-07-18 05:15:46,291 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2020-07-18 05:15:46,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-18 05:15:46,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-18 05:15:46,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-18 05:15:46,292 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2020-07-18 05:15:46,292 INFO L130 BoogieDeclarations]: Found specification of procedure dll_remove_first [2020-07-18 05:15:46,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-18 05:15:46,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-18 05:15:46,292 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 05:15:46,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-18 05:15:46,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-07-18 05:15:46,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 05:15:46,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 05:15:46,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-18 05:15:46,694 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2020-07-18 05:15:47,105 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 05:15:47,105 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-07-18 05:15:47,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 05:15:47 BoogieIcfgContainer [2020-07-18 05:15:47,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 05:15:47,113 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 05:15:47,113 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 05:15:47,118 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 05:15:47,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 05:15:45" (1/3) ... [2020-07-18 05:15:47,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4360f024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 05:15:47, skipping insertion in model container [2020-07-18 05:15:47,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 05:15:46" (2/3) ... [2020-07-18 05:15:47,121 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4360f024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 05:15:47, skipping insertion in model container [2020-07-18 05:15:47,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 05:15:47" (3/3) ... [2020-07-18 05:15:47,124 INFO L109 eAbstractionObserver]: Analyzing ICFG dll2n_remove_all.i [2020-07-18 05:15:47,139 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 05:15:47,151 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 05:15:47,168 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 05:15:47,197 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 05:15:47,198 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 05:15:47,198 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-07-18 05:15:47,206 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 05:15:47,207 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 05:15:47,208 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 05:15:47,208 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 05:15:47,208 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 05:15:47,230 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states. [2020-07-18 05:15:47,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-18 05:15:47,246 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:15:47,248 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] [2020-07-18 05:15:47,248 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:15:47,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:15:47,256 INFO L82 PathProgramCache]: Analyzing trace with hash -1728925643, now seen corresponding path program 1 times [2020-07-18 05:15:47,267 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:15:47,268 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [313033814] [2020-07-18 05:15:47,268 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:15:47,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:47,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:47,531 INFO L280 TraceCheckUtils]: 0: Hoare triple {89#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {75#true} is VALID [2020-07-18 05:15:47,532 INFO L280 TraceCheckUtils]: 1: Hoare triple {75#true} #valid := #valid[0 := 0]; {75#true} is VALID [2020-07-18 05:15:47,532 INFO L280 TraceCheckUtils]: 2: Hoare triple {75#true} assume 0 < #StackHeapBarrier; {75#true} is VALID [2020-07-18 05:15:47,533 INFO L280 TraceCheckUtils]: 3: Hoare triple {75#true} assume true; {75#true} is VALID [2020-07-18 05:15:47,533 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {75#true} {75#true} #143#return; {75#true} is VALID [2020-07-18 05:15:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:47,567 INFO L280 TraceCheckUtils]: 0: Hoare triple {90#(and (= |#valid| |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; {75#true} is VALID [2020-07-18 05:15:47,567 INFO L280 TraceCheckUtils]: 1: Hoare triple {75#true} ~data := #in~data; {75#true} is VALID [2020-07-18 05:15:47,567 INFO L280 TraceCheckUtils]: 2: Hoare triple {75#true} ~head~0.base, ~head~0.offset := 0, 0; {75#true} is VALID [2020-07-18 05:15:47,568 INFO L280 TraceCheckUtils]: 3: Hoare triple {75#true} assume !(~len > 0); {75#true} is VALID [2020-07-18 05:15:47,568 INFO L280 TraceCheckUtils]: 4: Hoare triple {75#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {75#true} is VALID [2020-07-18 05:15:47,568 INFO L280 TraceCheckUtils]: 5: Hoare triple {75#true} assume true; {75#true} is VALID [2020-07-18 05:15:47,569 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {75#true} {75#true} #137#return; {75#true} is VALID [2020-07-18 05:15:47,571 INFO L263 TraceCheckUtils]: 0: Hoare triple {75#true} call ULTIMATE.init(); {89#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:15:47,571 INFO L280 TraceCheckUtils]: 1: Hoare triple {89#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {75#true} is VALID [2020-07-18 05:15:47,571 INFO L280 TraceCheckUtils]: 2: Hoare triple {75#true} #valid := #valid[0 := 0]; {75#true} is VALID [2020-07-18 05:15:47,572 INFO L280 TraceCheckUtils]: 3: Hoare triple {75#true} assume 0 < #StackHeapBarrier; {75#true} is VALID [2020-07-18 05:15:47,572 INFO L280 TraceCheckUtils]: 4: Hoare triple {75#true} assume true; {75#true} is VALID [2020-07-18 05:15:47,572 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {75#true} {75#true} #143#return; {75#true} is VALID [2020-07-18 05:15:47,573 INFO L263 TraceCheckUtils]: 6: Hoare triple {75#true} call #t~ret11 := main(); {75#true} is VALID [2020-07-18 05:15:47,573 INFO L280 TraceCheckUtils]: 7: Hoare triple {75#true} ~len~0 := 2; {75#true} is VALID [2020-07-18 05:15:47,573 INFO L280 TraceCheckUtils]: 8: Hoare triple {75#true} ~data~0 := 1; {75#true} is VALID [2020-07-18 05:15:47,574 INFO L280 TraceCheckUtils]: 9: Hoare triple {75#true} SUMMARY for call ~#s~0.base, ~#s~0.offset := #Ultimate.allocOnStack(4); srcloc: L603 {75#true} is VALID [2020-07-18 05:15:47,575 INFO L263 TraceCheckUtils]: 10: Hoare triple {75#true} call #t~ret8.base, #t~ret8.offset := dll_create(~len~0, ~data~0); {90#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:47,576 INFO L280 TraceCheckUtils]: 11: Hoare triple {90#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {75#true} is VALID [2020-07-18 05:15:47,576 INFO L280 TraceCheckUtils]: 12: Hoare triple {75#true} ~data := #in~data; {75#true} is VALID [2020-07-18 05:15:47,576 INFO L280 TraceCheckUtils]: 13: Hoare triple {75#true} ~head~0.base, ~head~0.offset := 0, 0; {75#true} is VALID [2020-07-18 05:15:47,577 INFO L280 TraceCheckUtils]: 14: Hoare triple {75#true} assume !(~len > 0); {75#true} is VALID [2020-07-18 05:15:47,577 INFO L280 TraceCheckUtils]: 15: Hoare triple {75#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {75#true} is VALID [2020-07-18 05:15:47,577 INFO L280 TraceCheckUtils]: 16: Hoare triple {75#true} assume true; {75#true} is VALID [2020-07-18 05:15:47,578 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {75#true} {75#true} #137#return; {75#true} is VALID [2020-07-18 05:15:47,578 INFO L280 TraceCheckUtils]: 18: Hoare triple {75#true} SUMMARY for call write~init~$Pointer$(#t~ret8.base, #t~ret8.offset, ~#s~0.base, ~#s~0.offset, 4); srcloc: L603-2 {75#true} is VALID [2020-07-18 05:15:47,578 INFO L280 TraceCheckUtils]: 19: Hoare triple {75#true} havoc #t~ret8.base, #t~ret8.offset; {75#true} is VALID [2020-07-18 05:15:47,579 INFO L280 TraceCheckUtils]: 20: Hoare triple {75#true} havoc ~i~0; {75#true} is VALID [2020-07-18 05:15:47,579 INFO L280 TraceCheckUtils]: 21: Hoare triple {75#true} ~i~0 := ~len~0 - 1; {75#true} is VALID [2020-07-18 05:15:47,580 INFO L280 TraceCheckUtils]: 22: Hoare triple {75#true} assume !true; {76#false} is VALID [2020-07-18 05:15:47,580 INFO L280 TraceCheckUtils]: 23: Hoare triple {76#false} SUMMARY for call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4); srcloc: L605-6 {76#false} is VALID [2020-07-18 05:15:47,581 INFO L280 TraceCheckUtils]: 24: Hoare triple {76#false} assume 0 != #t~mem10.base || 0 != #t~mem10.offset; {76#false} is VALID [2020-07-18 05:15:47,581 INFO L280 TraceCheckUtils]: 25: Hoare triple {76#false} havoc #t~mem10.base, #t~mem10.offset; {76#false} is VALID [2020-07-18 05:15:47,581 INFO L280 TraceCheckUtils]: 26: Hoare triple {76#false} assume !false; {76#false} is VALID [2020-07-18 05:15:47,585 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 05:15:47,586 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [313033814] [2020-07-18 05:15:47,588 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 05:15:47,588 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-18 05:15:47,589 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371718893] [2020-07-18 05:15:47,596 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 27 [2020-07-18 05:15:47,599 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:15:47,604 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-18 05:15:47,655 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:47,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-18 05:15:47,655 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:15:47,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-18 05:15:47,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-18 05:15:47,667 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 4 states. [2020-07-18 05:15:48,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:48,305 INFO L93 Difference]: Finished difference Result 118 states and 130 transitions. [2020-07-18 05:15:48,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-18 05:15:48,305 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 27 [2020-07-18 05:15:48,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:15:48,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-18 05:15:48,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 130 transitions. [2020-07-18 05:15:48,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-18 05:15:48,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 130 transitions. [2020-07-18 05:15:48,330 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 130 transitions. [2020-07-18 05:15:48,569 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 130 edges. 130 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:48,587 INFO L225 Difference]: With dead ends: 118 [2020-07-18 05:15:48,588 INFO L226 Difference]: Without dead ends: 65 [2020-07-18 05:15:48,592 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 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 05:15:48,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2020-07-18 05:15:48,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 58. [2020-07-18 05:15:48,693 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:15:48,694 INFO L82 GeneralOperation]: Start isEquivalent. First operand 65 states. Second operand 58 states. [2020-07-18 05:15:48,694 INFO L74 IsIncluded]: Start isIncluded. First operand 65 states. Second operand 58 states. [2020-07-18 05:15:48,695 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 58 states. [2020-07-18 05:15:48,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:48,701 INFO L93 Difference]: Finished difference Result 65 states and 69 transitions. [2020-07-18 05:15:48,702 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 69 transitions. [2020-07-18 05:15:48,703 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:15:48,703 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:15:48,703 INFO L74 IsIncluded]: Start isIncluded. First operand 58 states. Second operand 65 states. [2020-07-18 05:15:48,703 INFO L87 Difference]: Start difference. First operand 58 states. Second operand 65 states. [2020-07-18 05:15:48,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:48,711 INFO L93 Difference]: Finished difference Result 65 states and 69 transitions. [2020-07-18 05:15:48,712 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 69 transitions. [2020-07-18 05:15:48,713 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:15:48,713 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:15:48,713 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:15:48,713 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:15:48,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-07-18 05:15:48,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 61 transitions. [2020-07-18 05:15:48,719 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 61 transitions. Word has length 27 [2020-07-18 05:15:48,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:15:48,720 INFO L479 AbstractCegarLoop]: Abstraction has 58 states and 61 transitions. [2020-07-18 05:15:48,720 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-18 05:15:48,720 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 58 states and 61 transitions. [2020-07-18 05:15:48,801 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:48,801 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2020-07-18 05:15:48,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-18 05:15:48,802 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:15:48,802 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] [2020-07-18 05:15:48,803 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 05:15:48,803 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:15:48,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:15:48,803 INFO L82 PathProgramCache]: Analyzing trace with hash -1737237332, now seen corresponding path program 1 times [2020-07-18 05:15:48,804 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:15:48,804 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [78566590] [2020-07-18 05:15:48,804 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:15:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:48,923 INFO L280 TraceCheckUtils]: 0: Hoare triple {594#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {578#true} is VALID [2020-07-18 05:15:48,924 INFO L280 TraceCheckUtils]: 1: Hoare triple {578#true} #valid := #valid[0 := 0]; {578#true} is VALID [2020-07-18 05:15:48,924 INFO L280 TraceCheckUtils]: 2: Hoare triple {578#true} assume 0 < #StackHeapBarrier; {578#true} is VALID [2020-07-18 05:15:48,925 INFO L280 TraceCheckUtils]: 3: Hoare triple {578#true} assume true; {578#true} is VALID [2020-07-18 05:15:48,925 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {578#true} {578#true} #143#return; {578#true} is VALID [2020-07-18 05:15:48,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:48,963 INFO L280 TraceCheckUtils]: 0: Hoare triple {595#(and (= |#valid| |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; {578#true} is VALID [2020-07-18 05:15:48,963 INFO L280 TraceCheckUtils]: 1: Hoare triple {578#true} ~data := #in~data; {578#true} is VALID [2020-07-18 05:15:48,964 INFO L280 TraceCheckUtils]: 2: Hoare triple {578#true} ~head~0.base, ~head~0.offset := 0, 0; {578#true} is VALID [2020-07-18 05:15:48,964 INFO L280 TraceCheckUtils]: 3: Hoare triple {578#true} assume !(~len > 0); {578#true} is VALID [2020-07-18 05:15:48,964 INFO L280 TraceCheckUtils]: 4: Hoare triple {578#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {578#true} is VALID [2020-07-18 05:15:48,964 INFO L280 TraceCheckUtils]: 5: Hoare triple {578#true} assume true; {578#true} is VALID [2020-07-18 05:15:48,966 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {578#true} {585#(<= 2 main_~len~0)} #137#return; {585#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:48,967 INFO L263 TraceCheckUtils]: 0: Hoare triple {578#true} call ULTIMATE.init(); {594#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:15:48,967 INFO L280 TraceCheckUtils]: 1: Hoare triple {594#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {578#true} is VALID [2020-07-18 05:15:48,968 INFO L280 TraceCheckUtils]: 2: Hoare triple {578#true} #valid := #valid[0 := 0]; {578#true} is VALID [2020-07-18 05:15:48,968 INFO L280 TraceCheckUtils]: 3: Hoare triple {578#true} assume 0 < #StackHeapBarrier; {578#true} is VALID [2020-07-18 05:15:48,968 INFO L280 TraceCheckUtils]: 4: Hoare triple {578#true} assume true; {578#true} is VALID [2020-07-18 05:15:48,968 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {578#true} {578#true} #143#return; {578#true} is VALID [2020-07-18 05:15:48,969 INFO L263 TraceCheckUtils]: 6: Hoare triple {578#true} call #t~ret11 := main(); {578#true} is VALID [2020-07-18 05:15:48,970 INFO L280 TraceCheckUtils]: 7: Hoare triple {578#true} ~len~0 := 2; {585#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:48,970 INFO L280 TraceCheckUtils]: 8: Hoare triple {585#(<= 2 main_~len~0)} ~data~0 := 1; {585#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:48,971 INFO L280 TraceCheckUtils]: 9: Hoare triple {585#(<= 2 main_~len~0)} SUMMARY for call ~#s~0.base, ~#s~0.offset := #Ultimate.allocOnStack(4); srcloc: L603 {585#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:48,973 INFO L263 TraceCheckUtils]: 10: Hoare triple {585#(<= 2 main_~len~0)} call #t~ret8.base, #t~ret8.offset := dll_create(~len~0, ~data~0); {595#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:48,973 INFO L280 TraceCheckUtils]: 11: Hoare triple {595#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {578#true} is VALID [2020-07-18 05:15:48,973 INFO L280 TraceCheckUtils]: 12: Hoare triple {578#true} ~data := #in~data; {578#true} is VALID [2020-07-18 05:15:48,974 INFO L280 TraceCheckUtils]: 13: Hoare triple {578#true} ~head~0.base, ~head~0.offset := 0, 0; {578#true} is VALID [2020-07-18 05:15:48,974 INFO L280 TraceCheckUtils]: 14: Hoare triple {578#true} assume !(~len > 0); {578#true} is VALID [2020-07-18 05:15:48,974 INFO L280 TraceCheckUtils]: 15: Hoare triple {578#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {578#true} is VALID [2020-07-18 05:15:48,974 INFO L280 TraceCheckUtils]: 16: Hoare triple {578#true} assume true; {578#true} is VALID [2020-07-18 05:15:48,976 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {578#true} {585#(<= 2 main_~len~0)} #137#return; {585#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:48,976 INFO L280 TraceCheckUtils]: 18: Hoare triple {585#(<= 2 main_~len~0)} SUMMARY for call write~init~$Pointer$(#t~ret8.base, #t~ret8.offset, ~#s~0.base, ~#s~0.offset, 4); srcloc: L603-2 {585#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:48,977 INFO L280 TraceCheckUtils]: 19: Hoare triple {585#(<= 2 main_~len~0)} havoc #t~ret8.base, #t~ret8.offset; {585#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:48,978 INFO L280 TraceCheckUtils]: 20: Hoare triple {585#(<= 2 main_~len~0)} havoc ~i~0; {585#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:48,979 INFO L280 TraceCheckUtils]: 21: Hoare triple {585#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {593#(<= 1 main_~i~0)} is VALID [2020-07-18 05:15:48,979 INFO L280 TraceCheckUtils]: 22: Hoare triple {593#(<= 1 main_~i~0)} assume !(~i~0 >= 0); {579#false} is VALID [2020-07-18 05:15:48,980 INFO L280 TraceCheckUtils]: 23: Hoare triple {579#false} SUMMARY for call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4); srcloc: L605-6 {579#false} is VALID [2020-07-18 05:15:48,980 INFO L280 TraceCheckUtils]: 24: Hoare triple {579#false} assume 0 != #t~mem10.base || 0 != #t~mem10.offset; {579#false} is VALID [2020-07-18 05:15:48,980 INFO L280 TraceCheckUtils]: 25: Hoare triple {579#false} havoc #t~mem10.base, #t~mem10.offset; {579#false} is VALID [2020-07-18 05:15:48,981 INFO L280 TraceCheckUtils]: 26: Hoare triple {579#false} assume !false; {579#false} is VALID [2020-07-18 05:15:48,983 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 05:15:48,983 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [78566590] [2020-07-18 05:15:48,983 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 05:15:48,984 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-18 05:15:48,984 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707293483] [2020-07-18 05:15:48,986 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2020-07-18 05:15:48,986 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:15:48,986 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-18 05:15:49,020 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:49,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-18 05:15:49,020 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:15:49,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-18 05:15:49,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-18 05:15:49,021 INFO L87 Difference]: Start difference. First operand 58 states and 61 transitions. Second operand 6 states. [2020-07-18 05:15:49,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:49,691 INFO L93 Difference]: Finished difference Result 74 states and 79 transitions. [2020-07-18 05:15:49,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-18 05:15:49,692 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2020-07-18 05:15:49,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:15:49,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-18 05:15:49,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 79 transitions. [2020-07-18 05:15:49,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-18 05:15:49,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 79 transitions. [2020-07-18 05:15:49,702 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 79 transitions. [2020-07-18 05:15:49,798 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 79 edges. 79 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:49,801 INFO L225 Difference]: With dead ends: 74 [2020-07-18 05:15:49,802 INFO L226 Difference]: Without dead ends: 69 [2020-07-18 05:15:49,803 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-07-18 05:15:49,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-07-18 05:15:49,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 59. [2020-07-18 05:15:49,874 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:15:49,874 INFO L82 GeneralOperation]: Start isEquivalent. First operand 69 states. Second operand 59 states. [2020-07-18 05:15:49,874 INFO L74 IsIncluded]: Start isIncluded. First operand 69 states. Second operand 59 states. [2020-07-18 05:15:49,875 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 59 states. [2020-07-18 05:15:49,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:49,881 INFO L93 Difference]: Finished difference Result 69 states and 74 transitions. [2020-07-18 05:15:49,881 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2020-07-18 05:15:49,882 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:15:49,882 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:15:49,882 INFO L74 IsIncluded]: Start isIncluded. First operand 59 states. Second operand 69 states. [2020-07-18 05:15:49,882 INFO L87 Difference]: Start difference. First operand 59 states. Second operand 69 states. [2020-07-18 05:15:49,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:49,887 INFO L93 Difference]: Finished difference Result 69 states and 74 transitions. [2020-07-18 05:15:49,887 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2020-07-18 05:15:49,888 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:15:49,888 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:15:49,889 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:15:49,889 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:15:49,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2020-07-18 05:15:49,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 62 transitions. [2020-07-18 05:15:49,892 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 62 transitions. Word has length 27 [2020-07-18 05:15:49,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:15:49,892 INFO L479 AbstractCegarLoop]: Abstraction has 59 states and 62 transitions. [2020-07-18 05:15:49,892 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-18 05:15:49,892 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 59 states and 62 transitions. [2020-07-18 05:15:49,970 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 62 edges. 62 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:49,971 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 62 transitions. [2020-07-18 05:15:49,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-07-18 05:15:49,972 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:15:49,972 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] [2020-07-18 05:15:49,973 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-18 05:15:49,973 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:15:49,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:15:49,973 INFO L82 PathProgramCache]: Analyzing trace with hash 278069346, now seen corresponding path program 1 times [2020-07-18 05:15:49,974 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:15:49,974 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [616952576] [2020-07-18 05:15:49,974 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:15:49,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:50,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:50,061 INFO L280 TraceCheckUtils]: 0: Hoare triple {1037#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {1009#true} is VALID [2020-07-18 05:15:50,061 INFO L280 TraceCheckUtils]: 1: Hoare triple {1009#true} #valid := #valid[0 := 0]; {1009#true} is VALID [2020-07-18 05:15:50,062 INFO L280 TraceCheckUtils]: 2: Hoare triple {1009#true} assume 0 < #StackHeapBarrier; {1009#true} is VALID [2020-07-18 05:15:50,062 INFO L280 TraceCheckUtils]: 3: Hoare triple {1009#true} assume true; {1009#true} is VALID [2020-07-18 05:15:50,062 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1009#true} {1009#true} #143#return; {1009#true} is VALID [2020-07-18 05:15:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:50,126 INFO L280 TraceCheckUtils]: 0: Hoare triple {1038#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {1039#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:50,127 INFO L280 TraceCheckUtils]: 1: Hoare triple {1039#(= dll_create_~len |dll_create_#in~len|)} ~data := #in~data; {1039#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:50,128 INFO L280 TraceCheckUtils]: 2: Hoare triple {1039#(= dll_create_~len |dll_create_#in~len|)} ~head~0.base, ~head~0.offset := 0, 0; {1039#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:50,128 INFO L280 TraceCheckUtils]: 3: Hoare triple {1039#(= dll_create_~len |dll_create_#in~len|)} assume !(~len > 0); {1040#(<= |dll_create_#in~len| 0)} is VALID [2020-07-18 05:15:50,129 INFO L280 TraceCheckUtils]: 4: Hoare triple {1040#(<= |dll_create_#in~len| 0)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1040#(<= |dll_create_#in~len| 0)} is VALID [2020-07-18 05:15:50,129 INFO L280 TraceCheckUtils]: 5: Hoare triple {1040#(<= |dll_create_#in~len| 0)} assume true; {1040#(<= |dll_create_#in~len| 0)} is VALID [2020-07-18 05:15:50,131 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {1040#(<= |dll_create_#in~len| 0)} {1016#(<= 2 main_~len~0)} #137#return; {1010#false} is VALID [2020-07-18 05:15:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:50,160 INFO L280 TraceCheckUtils]: 0: Hoare triple {1041#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1009#true} is VALID [2020-07-18 05:15:50,161 INFO L280 TraceCheckUtils]: 1: Hoare triple {1009#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {1009#true} is VALID [2020-07-18 05:15:50,161 INFO L280 TraceCheckUtils]: 2: Hoare triple {1009#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {1009#true} is VALID [2020-07-18 05:15:50,161 INFO L280 TraceCheckUtils]: 3: Hoare triple {1009#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {1009#true} is VALID [2020-07-18 05:15:50,162 INFO L280 TraceCheckUtils]: 4: Hoare triple {1009#true} havoc #t~mem6.base, #t~mem6.offset; {1009#true} is VALID [2020-07-18 05:15:50,162 INFO L280 TraceCheckUtils]: 5: Hoare triple {1009#true} havoc #t~mem5.base, #t~mem5.offset; {1009#true} is VALID [2020-07-18 05:15:50,162 INFO L280 TraceCheckUtils]: 6: Hoare triple {1009#true} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {1009#true} is VALID [2020-07-18 05:15:50,163 INFO L280 TraceCheckUtils]: 7: Hoare triple {1009#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {1009#true} is VALID [2020-07-18 05:15:50,163 INFO L280 TraceCheckUtils]: 8: Hoare triple {1009#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {1009#true} is VALID [2020-07-18 05:15:50,163 INFO L280 TraceCheckUtils]: 9: Hoare triple {1009#true} havoc #t~mem7.base, #t~mem7.offset; {1009#true} is VALID [2020-07-18 05:15:50,163 INFO L280 TraceCheckUtils]: 10: Hoare triple {1009#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {1009#true} is VALID [2020-07-18 05:15:50,164 INFO L280 TraceCheckUtils]: 11: Hoare triple {1009#true} assume true; {1009#true} is VALID [2020-07-18 05:15:50,164 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1009#true} {1010#false} #139#return; {1010#false} is VALID [2020-07-18 05:15:50,165 INFO L263 TraceCheckUtils]: 0: Hoare triple {1009#true} call ULTIMATE.init(); {1037#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:15:50,166 INFO L280 TraceCheckUtils]: 1: Hoare triple {1037#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {1009#true} is VALID [2020-07-18 05:15:50,166 INFO L280 TraceCheckUtils]: 2: Hoare triple {1009#true} #valid := #valid[0 := 0]; {1009#true} is VALID [2020-07-18 05:15:50,166 INFO L280 TraceCheckUtils]: 3: Hoare triple {1009#true} assume 0 < #StackHeapBarrier; {1009#true} is VALID [2020-07-18 05:15:50,166 INFO L280 TraceCheckUtils]: 4: Hoare triple {1009#true} assume true; {1009#true} is VALID [2020-07-18 05:15:50,167 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {1009#true} {1009#true} #143#return; {1009#true} is VALID [2020-07-18 05:15:50,167 INFO L263 TraceCheckUtils]: 6: Hoare triple {1009#true} call #t~ret11 := main(); {1009#true} is VALID [2020-07-18 05:15:50,168 INFO L280 TraceCheckUtils]: 7: Hoare triple {1009#true} ~len~0 := 2; {1016#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:50,168 INFO L280 TraceCheckUtils]: 8: Hoare triple {1016#(<= 2 main_~len~0)} ~data~0 := 1; {1016#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:50,169 INFO L280 TraceCheckUtils]: 9: Hoare triple {1016#(<= 2 main_~len~0)} SUMMARY for call ~#s~0.base, ~#s~0.offset := #Ultimate.allocOnStack(4); srcloc: L603 {1016#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:50,170 INFO L263 TraceCheckUtils]: 10: Hoare triple {1016#(<= 2 main_~len~0)} call #t~ret8.base, #t~ret8.offset := dll_create(~len~0, ~data~0); {1038#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:50,171 INFO L280 TraceCheckUtils]: 11: Hoare triple {1038#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {1039#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:50,171 INFO L280 TraceCheckUtils]: 12: Hoare triple {1039#(= dll_create_~len |dll_create_#in~len|)} ~data := #in~data; {1039#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:50,172 INFO L280 TraceCheckUtils]: 13: Hoare triple {1039#(= dll_create_~len |dll_create_#in~len|)} ~head~0.base, ~head~0.offset := 0, 0; {1039#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:50,173 INFO L280 TraceCheckUtils]: 14: Hoare triple {1039#(= dll_create_~len |dll_create_#in~len|)} assume !(~len > 0); {1040#(<= |dll_create_#in~len| 0)} is VALID [2020-07-18 05:15:50,173 INFO L280 TraceCheckUtils]: 15: Hoare triple {1040#(<= |dll_create_#in~len| 0)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1040#(<= |dll_create_#in~len| 0)} is VALID [2020-07-18 05:15:50,174 INFO L280 TraceCheckUtils]: 16: Hoare triple {1040#(<= |dll_create_#in~len| 0)} assume true; {1040#(<= |dll_create_#in~len| 0)} is VALID [2020-07-18 05:15:50,175 INFO L275 TraceCheckUtils]: 17: Hoare quadruple {1040#(<= |dll_create_#in~len| 0)} {1016#(<= 2 main_~len~0)} #137#return; {1010#false} is VALID [2020-07-18 05:15:50,176 INFO L280 TraceCheckUtils]: 18: Hoare triple {1010#false} SUMMARY for call write~init~$Pointer$(#t~ret8.base, #t~ret8.offset, ~#s~0.base, ~#s~0.offset, 4); srcloc: L603-2 {1010#false} is VALID [2020-07-18 05:15:50,176 INFO L280 TraceCheckUtils]: 19: Hoare triple {1010#false} havoc #t~ret8.base, #t~ret8.offset; {1010#false} is VALID [2020-07-18 05:15:50,176 INFO L280 TraceCheckUtils]: 20: Hoare triple {1010#false} havoc ~i~0; {1010#false} is VALID [2020-07-18 05:15:50,176 INFO L280 TraceCheckUtils]: 21: Hoare triple {1010#false} ~i~0 := ~len~0 - 1; {1010#false} is VALID [2020-07-18 05:15:50,177 INFO L280 TraceCheckUtils]: 22: Hoare triple {1010#false} assume !!(~i~0 >= 0); {1010#false} is VALID [2020-07-18 05:15:50,177 INFO L263 TraceCheckUtils]: 23: Hoare triple {1010#false} call dll_remove_first(~#s~0.base, ~#s~0.offset); {1041#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:50,177 INFO L280 TraceCheckUtils]: 24: Hoare triple {1041#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1009#true} is VALID [2020-07-18 05:15:50,178 INFO L280 TraceCheckUtils]: 25: Hoare triple {1009#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {1009#true} is VALID [2020-07-18 05:15:50,178 INFO L280 TraceCheckUtils]: 26: Hoare triple {1009#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {1009#true} is VALID [2020-07-18 05:15:50,178 INFO L280 TraceCheckUtils]: 27: Hoare triple {1009#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {1009#true} is VALID [2020-07-18 05:15:50,178 INFO L280 TraceCheckUtils]: 28: Hoare triple {1009#true} havoc #t~mem6.base, #t~mem6.offset; {1009#true} is VALID [2020-07-18 05:15:50,179 INFO L280 TraceCheckUtils]: 29: Hoare triple {1009#true} havoc #t~mem5.base, #t~mem5.offset; {1009#true} is VALID [2020-07-18 05:15:50,179 INFO L280 TraceCheckUtils]: 30: Hoare triple {1009#true} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {1009#true} is VALID [2020-07-18 05:15:50,179 INFO L280 TraceCheckUtils]: 31: Hoare triple {1009#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {1009#true} is VALID [2020-07-18 05:15:50,179 INFO L280 TraceCheckUtils]: 32: Hoare triple {1009#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {1009#true} is VALID [2020-07-18 05:15:50,180 INFO L280 TraceCheckUtils]: 33: Hoare triple {1009#true} havoc #t~mem7.base, #t~mem7.offset; {1009#true} is VALID [2020-07-18 05:15:50,180 INFO L280 TraceCheckUtils]: 34: Hoare triple {1009#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {1009#true} is VALID [2020-07-18 05:15:50,180 INFO L280 TraceCheckUtils]: 35: Hoare triple {1009#true} assume true; {1009#true} is VALID [2020-07-18 05:15:50,180 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1009#true} {1010#false} #139#return; {1010#false} is VALID [2020-07-18 05:15:50,181 INFO L280 TraceCheckUtils]: 37: Hoare triple {1010#false} #t~post9 := ~i~0; {1010#false} is VALID [2020-07-18 05:15:50,181 INFO L280 TraceCheckUtils]: 38: Hoare triple {1010#false} ~i~0 := #t~post9 - 1; {1010#false} is VALID [2020-07-18 05:15:50,181 INFO L280 TraceCheckUtils]: 39: Hoare triple {1010#false} havoc #t~post9; {1010#false} is VALID [2020-07-18 05:15:50,181 INFO L280 TraceCheckUtils]: 40: Hoare triple {1010#false} assume !(~i~0 >= 0); {1010#false} is VALID [2020-07-18 05:15:50,182 INFO L280 TraceCheckUtils]: 41: Hoare triple {1010#false} SUMMARY for call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4); srcloc: L605-6 {1010#false} is VALID [2020-07-18 05:15:50,182 INFO L280 TraceCheckUtils]: 42: Hoare triple {1010#false} assume 0 != #t~mem10.base || 0 != #t~mem10.offset; {1010#false} is VALID [2020-07-18 05:15:50,182 INFO L280 TraceCheckUtils]: 43: Hoare triple {1010#false} havoc #t~mem10.base, #t~mem10.offset; {1010#false} is VALID [2020-07-18 05:15:50,183 INFO L280 TraceCheckUtils]: 44: Hoare triple {1010#false} assume !false; {1010#false} is VALID [2020-07-18 05:15:50,186 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 05:15:50,186 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [616952576] [2020-07-18 05:15:50,186 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 05:15:50,186 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-18 05:15:50,187 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125385290] [2020-07-18 05:15:50,187 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 45 [2020-07-18 05:15:50,188 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:15:50,188 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-18 05:15:50,230 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:50,230 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-18 05:15:50,230 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:15:50,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-18 05:15:50,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-18 05:15:50,231 INFO L87 Difference]: Start difference. First operand 59 states and 62 transitions. Second operand 8 states. [2020-07-18 05:15:51,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:51,016 INFO L93 Difference]: Finished difference Result 105 states and 111 transitions. [2020-07-18 05:15:51,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-18 05:15:51,017 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 45 [2020-07-18 05:15:51,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:15:51,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-18 05:15:51,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 109 transitions. [2020-07-18 05:15:51,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-18 05:15:51,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 109 transitions. [2020-07-18 05:15:51,026 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 109 transitions. [2020-07-18 05:15:51,174 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 109 edges. 109 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:51,177 INFO L225 Difference]: With dead ends: 105 [2020-07-18 05:15:51,177 INFO L226 Difference]: Without dead ends: 73 [2020-07-18 05:15:51,178 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 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 05:15:51,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-07-18 05:15:51,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 60. [2020-07-18 05:15:51,265 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:15:51,265 INFO L82 GeneralOperation]: Start isEquivalent. First operand 73 states. Second operand 60 states. [2020-07-18 05:15:51,265 INFO L74 IsIncluded]: Start isIncluded. First operand 73 states. Second operand 60 states. [2020-07-18 05:15:51,266 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 60 states. [2020-07-18 05:15:51,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:51,270 INFO L93 Difference]: Finished difference Result 73 states and 77 transitions. [2020-07-18 05:15:51,270 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 77 transitions. [2020-07-18 05:15:51,271 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:15:51,271 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:15:51,271 INFO L74 IsIncluded]: Start isIncluded. First operand 60 states. Second operand 73 states. [2020-07-18 05:15:51,271 INFO L87 Difference]: Start difference. First operand 60 states. Second operand 73 states. [2020-07-18 05:15:51,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:51,276 INFO L93 Difference]: Finished difference Result 73 states and 77 transitions. [2020-07-18 05:15:51,276 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 77 transitions. [2020-07-18 05:15:51,276 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:15:51,277 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:15:51,277 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:15:51,277 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:15:51,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2020-07-18 05:15:51,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 63 transitions. [2020-07-18 05:15:51,280 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 63 transitions. Word has length 45 [2020-07-18 05:15:51,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:15:51,281 INFO L479 AbstractCegarLoop]: Abstraction has 60 states and 63 transitions. [2020-07-18 05:15:51,281 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-18 05:15:51,281 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 60 states and 63 transitions. [2020-07-18 05:15:51,369 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:51,370 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2020-07-18 05:15:51,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-18 05:15:51,372 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:15:51,372 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] [2020-07-18 05:15:51,373 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-18 05:15:51,373 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:15:51,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:15:51,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1675692718, now seen corresponding path program 1 times [2020-07-18 05:15:51,374 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:15:51,374 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1142527108] [2020-07-18 05:15:51,374 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:15:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:51,482 INFO L280 TraceCheckUtils]: 0: Hoare triple {1569#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {1529#true} is VALID [2020-07-18 05:15:51,482 INFO L280 TraceCheckUtils]: 1: Hoare triple {1529#true} #valid := #valid[0 := 0]; {1529#true} is VALID [2020-07-18 05:15:51,482 INFO L280 TraceCheckUtils]: 2: Hoare triple {1529#true} assume 0 < #StackHeapBarrier; {1529#true} is VALID [2020-07-18 05:15:51,483 INFO L280 TraceCheckUtils]: 3: Hoare triple {1529#true} assume true; {1529#true} is VALID [2020-07-18 05:15:51,483 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {1529#true} {1529#true} #143#return; {1529#true} is VALID [2020-07-18 05:15:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:51,581 INFO L280 TraceCheckUtils]: 0: Hoare triple {1570#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,582 INFO L280 TraceCheckUtils]: 1: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} ~data := #in~data; {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,583 INFO L280 TraceCheckUtils]: 2: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} ~head~0.base, ~head~0.offset := 0, 0; {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,583 INFO L280 TraceCheckUtils]: 3: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} assume !!(~len > 0); {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,584 INFO L280 TraceCheckUtils]: 4: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,585 INFO L280 TraceCheckUtils]: 5: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,585 INFO L280 TraceCheckUtils]: 6: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,586 INFO L280 TraceCheckUtils]: 7: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,586 INFO L280 TraceCheckUtils]: 8: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,587 INFO L280 TraceCheckUtils]: 9: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,588 INFO L280 TraceCheckUtils]: 10: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} assume !(~head~0.base != 0 || ~head~0.offset != 0); {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,589 INFO L280 TraceCheckUtils]: 11: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,590 INFO L280 TraceCheckUtils]: 12: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} #t~post4 := ~len; {1572#(<= |dll_create_#in~len| |dll_create_#t~post4|)} is VALID [2020-07-18 05:15:51,591 INFO L280 TraceCheckUtils]: 13: Hoare triple {1572#(<= |dll_create_#in~len| |dll_create_#t~post4|)} ~len := #t~post4 - 1; {1573#(<= |dll_create_#in~len| (+ dll_create_~len 1))} is VALID [2020-07-18 05:15:51,594 INFO L280 TraceCheckUtils]: 14: Hoare triple {1573#(<= |dll_create_#in~len| (+ dll_create_~len 1))} havoc #t~post4; {1573#(<= |dll_create_#in~len| (+ dll_create_~len 1))} is VALID [2020-07-18 05:15:51,597 INFO L280 TraceCheckUtils]: 15: Hoare triple {1573#(<= |dll_create_#in~len| (+ dll_create_~len 1))} assume !(~len > 0); {1574#(<= |dll_create_#in~len| 1)} is VALID [2020-07-18 05:15:51,599 INFO L280 TraceCheckUtils]: 16: Hoare triple {1574#(<= |dll_create_#in~len| 1)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1574#(<= |dll_create_#in~len| 1)} is VALID [2020-07-18 05:15:51,599 INFO L280 TraceCheckUtils]: 17: Hoare triple {1574#(<= |dll_create_#in~len| 1)} assume true; {1574#(<= |dll_create_#in~len| 1)} is VALID [2020-07-18 05:15:51,601 INFO L275 TraceCheckUtils]: 18: Hoare quadruple {1574#(<= |dll_create_#in~len| 1)} {1536#(<= 2 main_~len~0)} #137#return; {1530#false} is VALID [2020-07-18 05:15:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:51,630 INFO L280 TraceCheckUtils]: 0: Hoare triple {1575#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1529#true} is VALID [2020-07-18 05:15:51,630 INFO L280 TraceCheckUtils]: 1: Hoare triple {1529#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {1529#true} is VALID [2020-07-18 05:15:51,631 INFO L280 TraceCheckUtils]: 2: Hoare triple {1529#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {1529#true} is VALID [2020-07-18 05:15:51,631 INFO L280 TraceCheckUtils]: 3: Hoare triple {1529#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {1529#true} is VALID [2020-07-18 05:15:51,631 INFO L280 TraceCheckUtils]: 4: Hoare triple {1529#true} havoc #t~mem6.base, #t~mem6.offset; {1529#true} is VALID [2020-07-18 05:15:51,631 INFO L280 TraceCheckUtils]: 5: Hoare triple {1529#true} havoc #t~mem5.base, #t~mem5.offset; {1529#true} is VALID [2020-07-18 05:15:51,632 INFO L280 TraceCheckUtils]: 6: Hoare triple {1529#true} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {1529#true} is VALID [2020-07-18 05:15:51,632 INFO L280 TraceCheckUtils]: 7: Hoare triple {1529#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {1529#true} is VALID [2020-07-18 05:15:51,632 INFO L280 TraceCheckUtils]: 8: Hoare triple {1529#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {1529#true} is VALID [2020-07-18 05:15:51,633 INFO L280 TraceCheckUtils]: 9: Hoare triple {1529#true} havoc #t~mem7.base, #t~mem7.offset; {1529#true} is VALID [2020-07-18 05:15:51,633 INFO L280 TraceCheckUtils]: 10: Hoare triple {1529#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {1529#true} is VALID [2020-07-18 05:15:51,633 INFO L280 TraceCheckUtils]: 11: Hoare triple {1529#true} assume true; {1529#true} is VALID [2020-07-18 05:15:51,633 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {1529#true} {1530#false} #139#return; {1530#false} is VALID [2020-07-18 05:15:51,635 INFO L263 TraceCheckUtils]: 0: Hoare triple {1529#true} call ULTIMATE.init(); {1569#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:15:51,635 INFO L280 TraceCheckUtils]: 1: Hoare triple {1569#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {1529#true} is VALID [2020-07-18 05:15:51,635 INFO L280 TraceCheckUtils]: 2: Hoare triple {1529#true} #valid := #valid[0 := 0]; {1529#true} is VALID [2020-07-18 05:15:51,635 INFO L280 TraceCheckUtils]: 3: Hoare triple {1529#true} assume 0 < #StackHeapBarrier; {1529#true} is VALID [2020-07-18 05:15:51,636 INFO L280 TraceCheckUtils]: 4: Hoare triple {1529#true} assume true; {1529#true} is VALID [2020-07-18 05:15:51,636 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {1529#true} {1529#true} #143#return; {1529#true} is VALID [2020-07-18 05:15:51,636 INFO L263 TraceCheckUtils]: 6: Hoare triple {1529#true} call #t~ret11 := main(); {1529#true} is VALID [2020-07-18 05:15:51,637 INFO L280 TraceCheckUtils]: 7: Hoare triple {1529#true} ~len~0 := 2; {1536#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:51,637 INFO L280 TraceCheckUtils]: 8: Hoare triple {1536#(<= 2 main_~len~0)} ~data~0 := 1; {1536#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:51,638 INFO L280 TraceCheckUtils]: 9: Hoare triple {1536#(<= 2 main_~len~0)} SUMMARY for call ~#s~0.base, ~#s~0.offset := #Ultimate.allocOnStack(4); srcloc: L603 {1536#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:51,639 INFO L263 TraceCheckUtils]: 10: Hoare triple {1536#(<= 2 main_~len~0)} call #t~ret8.base, #t~ret8.offset := dll_create(~len~0, ~data~0); {1570#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:51,640 INFO L280 TraceCheckUtils]: 11: Hoare triple {1570#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,641 INFO L280 TraceCheckUtils]: 12: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} ~data := #in~data; {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,641 INFO L280 TraceCheckUtils]: 13: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} ~head~0.base, ~head~0.offset := 0, 0; {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,642 INFO L280 TraceCheckUtils]: 14: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} assume !!(~len > 0); {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,642 INFO L280 TraceCheckUtils]: 15: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,643 INFO L280 TraceCheckUtils]: 16: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,644 INFO L280 TraceCheckUtils]: 17: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,644 INFO L280 TraceCheckUtils]: 18: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,645 INFO L280 TraceCheckUtils]: 19: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,645 INFO L280 TraceCheckUtils]: 20: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,646 INFO L280 TraceCheckUtils]: 21: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} assume !(~head~0.base != 0 || ~head~0.offset != 0); {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,647 INFO L280 TraceCheckUtils]: 22: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {1571#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:15:51,647 INFO L280 TraceCheckUtils]: 23: Hoare triple {1571#(= dll_create_~len |dll_create_#in~len|)} #t~post4 := ~len; {1572#(<= |dll_create_#in~len| |dll_create_#t~post4|)} is VALID [2020-07-18 05:15:51,648 INFO L280 TraceCheckUtils]: 24: Hoare triple {1572#(<= |dll_create_#in~len| |dll_create_#t~post4|)} ~len := #t~post4 - 1; {1573#(<= |dll_create_#in~len| (+ dll_create_~len 1))} is VALID [2020-07-18 05:15:51,649 INFO L280 TraceCheckUtils]: 25: Hoare triple {1573#(<= |dll_create_#in~len| (+ dll_create_~len 1))} havoc #t~post4; {1573#(<= |dll_create_#in~len| (+ dll_create_~len 1))} is VALID [2020-07-18 05:15:51,650 INFO L280 TraceCheckUtils]: 26: Hoare triple {1573#(<= |dll_create_#in~len| (+ dll_create_~len 1))} assume !(~len > 0); {1574#(<= |dll_create_#in~len| 1)} is VALID [2020-07-18 05:15:51,650 INFO L280 TraceCheckUtils]: 27: Hoare triple {1574#(<= |dll_create_#in~len| 1)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {1574#(<= |dll_create_#in~len| 1)} is VALID [2020-07-18 05:15:51,651 INFO L280 TraceCheckUtils]: 28: Hoare triple {1574#(<= |dll_create_#in~len| 1)} assume true; {1574#(<= |dll_create_#in~len| 1)} is VALID [2020-07-18 05:15:51,652 INFO L275 TraceCheckUtils]: 29: Hoare quadruple {1574#(<= |dll_create_#in~len| 1)} {1536#(<= 2 main_~len~0)} #137#return; {1530#false} is VALID [2020-07-18 05:15:51,653 INFO L280 TraceCheckUtils]: 30: Hoare triple {1530#false} SUMMARY for call write~init~$Pointer$(#t~ret8.base, #t~ret8.offset, ~#s~0.base, ~#s~0.offset, 4); srcloc: L603-2 {1530#false} is VALID [2020-07-18 05:15:51,653 INFO L280 TraceCheckUtils]: 31: Hoare triple {1530#false} havoc #t~ret8.base, #t~ret8.offset; {1530#false} is VALID [2020-07-18 05:15:51,653 INFO L280 TraceCheckUtils]: 32: Hoare triple {1530#false} havoc ~i~0; {1530#false} is VALID [2020-07-18 05:15:51,653 INFO L280 TraceCheckUtils]: 33: Hoare triple {1530#false} ~i~0 := ~len~0 - 1; {1530#false} is VALID [2020-07-18 05:15:51,654 INFO L280 TraceCheckUtils]: 34: Hoare triple {1530#false} assume !!(~i~0 >= 0); {1530#false} is VALID [2020-07-18 05:15:51,654 INFO L263 TraceCheckUtils]: 35: Hoare triple {1530#false} call dll_remove_first(~#s~0.base, ~#s~0.offset); {1575#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:51,654 INFO L280 TraceCheckUtils]: 36: Hoare triple {1575#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {1529#true} is VALID [2020-07-18 05:15:51,654 INFO L280 TraceCheckUtils]: 37: Hoare triple {1529#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {1529#true} is VALID [2020-07-18 05:15:51,654 INFO L280 TraceCheckUtils]: 38: Hoare triple {1529#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {1529#true} is VALID [2020-07-18 05:15:51,655 INFO L280 TraceCheckUtils]: 39: Hoare triple {1529#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {1529#true} is VALID [2020-07-18 05:15:51,655 INFO L280 TraceCheckUtils]: 40: Hoare triple {1529#true} havoc #t~mem6.base, #t~mem6.offset; {1529#true} is VALID [2020-07-18 05:15:51,655 INFO L280 TraceCheckUtils]: 41: Hoare triple {1529#true} havoc #t~mem5.base, #t~mem5.offset; {1529#true} is VALID [2020-07-18 05:15:51,655 INFO L280 TraceCheckUtils]: 42: Hoare triple {1529#true} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {1529#true} is VALID [2020-07-18 05:15:51,656 INFO L280 TraceCheckUtils]: 43: Hoare triple {1529#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {1529#true} is VALID [2020-07-18 05:15:51,656 INFO L280 TraceCheckUtils]: 44: Hoare triple {1529#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {1529#true} is VALID [2020-07-18 05:15:51,656 INFO L280 TraceCheckUtils]: 45: Hoare triple {1529#true} havoc #t~mem7.base, #t~mem7.offset; {1529#true} is VALID [2020-07-18 05:15:51,656 INFO L280 TraceCheckUtils]: 46: Hoare triple {1529#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {1529#true} is VALID [2020-07-18 05:15:51,657 INFO L280 TraceCheckUtils]: 47: Hoare triple {1529#true} assume true; {1529#true} is VALID [2020-07-18 05:15:51,657 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1529#true} {1530#false} #139#return; {1530#false} is VALID [2020-07-18 05:15:51,657 INFO L280 TraceCheckUtils]: 49: Hoare triple {1530#false} #t~post9 := ~i~0; {1530#false} is VALID [2020-07-18 05:15:51,657 INFO L280 TraceCheckUtils]: 50: Hoare triple {1530#false} ~i~0 := #t~post9 - 1; {1530#false} is VALID [2020-07-18 05:15:51,657 INFO L280 TraceCheckUtils]: 51: Hoare triple {1530#false} havoc #t~post9; {1530#false} is VALID [2020-07-18 05:15:51,658 INFO L280 TraceCheckUtils]: 52: Hoare triple {1530#false} assume !(~i~0 >= 0); {1530#false} is VALID [2020-07-18 05:15:51,658 INFO L280 TraceCheckUtils]: 53: Hoare triple {1530#false} SUMMARY for call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4); srcloc: L605-6 {1530#false} is VALID [2020-07-18 05:15:51,658 INFO L280 TraceCheckUtils]: 54: Hoare triple {1530#false} assume 0 != #t~mem10.base || 0 != #t~mem10.offset; {1530#false} is VALID [2020-07-18 05:15:51,658 INFO L280 TraceCheckUtils]: 55: Hoare triple {1530#false} havoc #t~mem10.base, #t~mem10.offset; {1530#false} is VALID [2020-07-18 05:15:51,659 INFO L280 TraceCheckUtils]: 56: Hoare triple {1530#false} assume !false; {1530#false} is VALID [2020-07-18 05:15:51,662 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 05:15:51,663 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1142527108] [2020-07-18 05:15:51,663 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:15:51,663 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-07-18 05:15:51,664 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393498365] [2020-07-18 05:15:51,664 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2020-07-18 05:15:51,665 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:15:51,665 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-18 05:15:51,723 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:51,724 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-18 05:15:51,724 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:15:51,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-18 05:15:51,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-07-18 05:15:51,725 INFO L87 Difference]: Start difference. First operand 60 states and 63 transitions. Second operand 10 states. [2020-07-18 05:15:52,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:52,720 INFO L93 Difference]: Finished difference Result 118 states and 125 transitions. [2020-07-18 05:15:52,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-18 05:15:52,720 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 57 [2020-07-18 05:15:52,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:15:52,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 05:15:52,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 123 transitions. [2020-07-18 05:15:52,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 05:15:52,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 123 transitions. [2020-07-18 05:15:52,735 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 123 transitions. [2020-07-18 05:15:52,872 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 05:15:52,875 INFO L225 Difference]: With dead ends: 118 [2020-07-18 05:15:52,876 INFO L226 Difference]: Without dead ends: 86 [2020-07-18 05:15:52,877 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2020-07-18 05:15:52,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-07-18 05:15:52,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 73. [2020-07-18 05:15:52,968 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:15:52,968 INFO L82 GeneralOperation]: Start isEquivalent. First operand 86 states. Second operand 73 states. [2020-07-18 05:15:52,968 INFO L74 IsIncluded]: Start isIncluded. First operand 86 states. Second operand 73 states. [2020-07-18 05:15:52,968 INFO L87 Difference]: Start difference. First operand 86 states. Second operand 73 states. [2020-07-18 05:15:52,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:52,973 INFO L93 Difference]: Finished difference Result 86 states and 91 transitions. [2020-07-18 05:15:52,973 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 91 transitions. [2020-07-18 05:15:52,973 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:15:52,974 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:15:52,974 INFO L74 IsIncluded]: Start isIncluded. First operand 73 states. Second operand 86 states. [2020-07-18 05:15:52,974 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 86 states. [2020-07-18 05:15:52,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:52,977 INFO L93 Difference]: Finished difference Result 86 states and 91 transitions. [2020-07-18 05:15:52,978 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 91 transitions. [2020-07-18 05:15:52,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:15:52,978 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:15:52,978 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:15:52,978 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:15:52,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-07-18 05:15:52,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 77 transitions. [2020-07-18 05:15:52,981 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 77 transitions. Word has length 57 [2020-07-18 05:15:52,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:15:52,982 INFO L479 AbstractCegarLoop]: Abstraction has 73 states and 77 transitions. [2020-07-18 05:15:52,982 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-18 05:15:52,982 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 73 states and 77 transitions. [2020-07-18 05:15:53,078 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:53,079 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 77 transitions. [2020-07-18 05:15:53,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-18 05:15:53,080 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:15:53,081 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-18 05:15:53,081 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-18 05:15:53,081 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:15:53,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:15:53,081 INFO L82 PathProgramCache]: Analyzing trace with hash -1405943230, now seen corresponding path program 2 times [2020-07-18 05:15:53,082 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:15:53,082 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [842237509] [2020-07-18 05:15:53,082 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:15:53,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:53,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:53,152 INFO L280 TraceCheckUtils]: 0: Hoare triple {2196#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {2145#true} is VALID [2020-07-18 05:15:53,153 INFO L280 TraceCheckUtils]: 1: Hoare triple {2145#true} #valid := #valid[0 := 0]; {2145#true} is VALID [2020-07-18 05:15:53,153 INFO L280 TraceCheckUtils]: 2: Hoare triple {2145#true} assume 0 < #StackHeapBarrier; {2145#true} is VALID [2020-07-18 05:15:53,153 INFO L280 TraceCheckUtils]: 3: Hoare triple {2145#true} assume true; {2145#true} is VALID [2020-07-18 05:15:53,153 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2145#true} {2145#true} #143#return; {2145#true} is VALID [2020-07-18 05:15:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:53,234 INFO L280 TraceCheckUtils]: 0: Hoare triple {2197#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {2145#true} is VALID [2020-07-18 05:15:53,235 INFO L280 TraceCheckUtils]: 1: Hoare triple {2145#true} ~data := #in~data; {2145#true} is VALID [2020-07-18 05:15:53,235 INFO L280 TraceCheckUtils]: 2: Hoare triple {2145#true} ~head~0.base, ~head~0.offset := 0, 0; {2145#true} is VALID [2020-07-18 05:15:53,235 INFO L280 TraceCheckUtils]: 3: Hoare triple {2145#true} assume !!(~len > 0); {2145#true} is VALID [2020-07-18 05:15:53,236 INFO L280 TraceCheckUtils]: 4: Hoare triple {2145#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {2198#(not (= 0 |dll_create_#t~malloc3.base|))} is VALID [2020-07-18 05:15:53,237 INFO L280 TraceCheckUtils]: 5: Hoare triple {2198#(not (= 0 |dll_create_#t~malloc3.base|))} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {2199#(not (= 0 dll_create_~new_head~0.base))} is VALID [2020-07-18 05:15:53,237 INFO L280 TraceCheckUtils]: 6: Hoare triple {2199#(not (= 0 dll_create_~new_head~0.base))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2199#(not (= 0 dll_create_~new_head~0.base))} is VALID [2020-07-18 05:15:53,240 INFO L280 TraceCheckUtils]: 7: Hoare triple {2199#(not (= 0 dll_create_~new_head~0.base))} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {2199#(not (= 0 dll_create_~new_head~0.base))} is VALID [2020-07-18 05:15:53,243 INFO L280 TraceCheckUtils]: 8: Hoare triple {2199#(not (= 0 dll_create_~new_head~0.base))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {2199#(not (= 0 dll_create_~new_head~0.base))} is VALID [2020-07-18 05:15:53,244 INFO L280 TraceCheckUtils]: 9: Hoare triple {2199#(not (= 0 dll_create_~new_head~0.base))} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {2199#(not (= 0 dll_create_~new_head~0.base))} is VALID [2020-07-18 05:15:53,245 INFO L280 TraceCheckUtils]: 10: Hoare triple {2199#(not (= 0 dll_create_~new_head~0.base))} assume !(~head~0.base != 0 || ~head~0.offset != 0); {2199#(not (= 0 dll_create_~new_head~0.base))} is VALID [2020-07-18 05:15:53,246 INFO L280 TraceCheckUtils]: 11: Hoare triple {2199#(not (= 0 dll_create_~new_head~0.base))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,246 INFO L280 TraceCheckUtils]: 12: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} #t~post4 := ~len; {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,247 INFO L280 TraceCheckUtils]: 13: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} ~len := #t~post4 - 1; {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,247 INFO L280 TraceCheckUtils]: 14: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} havoc #t~post4; {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,248 INFO L280 TraceCheckUtils]: 15: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} assume !!(~len > 0); {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,249 INFO L280 TraceCheckUtils]: 16: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,249 INFO L280 TraceCheckUtils]: 17: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,249 INFO L280 TraceCheckUtils]: 18: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,250 INFO L280 TraceCheckUtils]: 19: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,250 INFO L280 TraceCheckUtils]: 20: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,251 INFO L280 TraceCheckUtils]: 21: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,251 INFO L280 TraceCheckUtils]: 22: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} assume !(~head~0.base != 0 || ~head~0.offset != 0); {2146#false} is VALID [2020-07-18 05:15:53,251 INFO L280 TraceCheckUtils]: 23: Hoare triple {2146#false} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {2146#false} is VALID [2020-07-18 05:15:53,252 INFO L280 TraceCheckUtils]: 24: Hoare triple {2146#false} #t~post4 := ~len; {2146#false} is VALID [2020-07-18 05:15:53,252 INFO L280 TraceCheckUtils]: 25: Hoare triple {2146#false} ~len := #t~post4 - 1; {2146#false} is VALID [2020-07-18 05:15:53,252 INFO L280 TraceCheckUtils]: 26: Hoare triple {2146#false} havoc #t~post4; {2146#false} is VALID [2020-07-18 05:15:53,252 INFO L280 TraceCheckUtils]: 27: Hoare triple {2146#false} assume !(~len > 0); {2146#false} is VALID [2020-07-18 05:15:53,252 INFO L280 TraceCheckUtils]: 28: Hoare triple {2146#false} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {2146#false} is VALID [2020-07-18 05:15:53,252 INFO L280 TraceCheckUtils]: 29: Hoare triple {2146#false} assume true; {2146#false} is VALID [2020-07-18 05:15:53,253 INFO L275 TraceCheckUtils]: 30: Hoare quadruple {2146#false} {2145#true} #137#return; {2146#false} is VALID [2020-07-18 05:15:53,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:53,283 INFO L280 TraceCheckUtils]: 0: Hoare triple {2201#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {2145#true} is VALID [2020-07-18 05:15:53,284 INFO L280 TraceCheckUtils]: 1: Hoare triple {2145#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {2145#true} is VALID [2020-07-18 05:15:53,284 INFO L280 TraceCheckUtils]: 2: Hoare triple {2145#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {2145#true} is VALID [2020-07-18 05:15:53,284 INFO L280 TraceCheckUtils]: 3: Hoare triple {2145#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {2145#true} is VALID [2020-07-18 05:15:53,285 INFO L280 TraceCheckUtils]: 4: Hoare triple {2145#true} havoc #t~mem6.base, #t~mem6.offset; {2145#true} is VALID [2020-07-18 05:15:53,285 INFO L280 TraceCheckUtils]: 5: Hoare triple {2145#true} havoc #t~mem5.base, #t~mem5.offset; {2145#true} is VALID [2020-07-18 05:15:53,285 INFO L280 TraceCheckUtils]: 6: Hoare triple {2145#true} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {2145#true} is VALID [2020-07-18 05:15:53,285 INFO L280 TraceCheckUtils]: 7: Hoare triple {2145#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {2145#true} is VALID [2020-07-18 05:15:53,285 INFO L280 TraceCheckUtils]: 8: Hoare triple {2145#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {2145#true} is VALID [2020-07-18 05:15:53,286 INFO L280 TraceCheckUtils]: 9: Hoare triple {2145#true} havoc #t~mem7.base, #t~mem7.offset; {2145#true} is VALID [2020-07-18 05:15:53,286 INFO L280 TraceCheckUtils]: 10: Hoare triple {2145#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {2145#true} is VALID [2020-07-18 05:15:53,286 INFO L280 TraceCheckUtils]: 11: Hoare triple {2145#true} assume true; {2145#true} is VALID [2020-07-18 05:15:53,286 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2145#true} {2146#false} #139#return; {2146#false} is VALID [2020-07-18 05:15:53,287 INFO L263 TraceCheckUtils]: 0: Hoare triple {2145#true} call ULTIMATE.init(); {2196#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:15:53,288 INFO L280 TraceCheckUtils]: 1: Hoare triple {2196#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {2145#true} is VALID [2020-07-18 05:15:53,288 INFO L280 TraceCheckUtils]: 2: Hoare triple {2145#true} #valid := #valid[0 := 0]; {2145#true} is VALID [2020-07-18 05:15:53,288 INFO L280 TraceCheckUtils]: 3: Hoare triple {2145#true} assume 0 < #StackHeapBarrier; {2145#true} is VALID [2020-07-18 05:15:53,288 INFO L280 TraceCheckUtils]: 4: Hoare triple {2145#true} assume true; {2145#true} is VALID [2020-07-18 05:15:53,289 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2145#true} {2145#true} #143#return; {2145#true} is VALID [2020-07-18 05:15:53,289 INFO L263 TraceCheckUtils]: 6: Hoare triple {2145#true} call #t~ret11 := main(); {2145#true} is VALID [2020-07-18 05:15:53,289 INFO L280 TraceCheckUtils]: 7: Hoare triple {2145#true} ~len~0 := 2; {2145#true} is VALID [2020-07-18 05:15:53,289 INFO L280 TraceCheckUtils]: 8: Hoare triple {2145#true} ~data~0 := 1; {2145#true} is VALID [2020-07-18 05:15:53,289 INFO L280 TraceCheckUtils]: 9: Hoare triple {2145#true} SUMMARY for call ~#s~0.base, ~#s~0.offset := #Ultimate.allocOnStack(4); srcloc: L603 {2145#true} is VALID [2020-07-18 05:15:53,291 INFO L263 TraceCheckUtils]: 10: Hoare triple {2145#true} call #t~ret8.base, #t~ret8.offset := dll_create(~len~0, ~data~0); {2197#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:53,291 INFO L280 TraceCheckUtils]: 11: Hoare triple {2197#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {2145#true} is VALID [2020-07-18 05:15:53,291 INFO L280 TraceCheckUtils]: 12: Hoare triple {2145#true} ~data := #in~data; {2145#true} is VALID [2020-07-18 05:15:53,291 INFO L280 TraceCheckUtils]: 13: Hoare triple {2145#true} ~head~0.base, ~head~0.offset := 0, 0; {2145#true} is VALID [2020-07-18 05:15:53,292 INFO L280 TraceCheckUtils]: 14: Hoare triple {2145#true} assume !!(~len > 0); {2145#true} is VALID [2020-07-18 05:15:53,292 INFO L280 TraceCheckUtils]: 15: Hoare triple {2145#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {2198#(not (= 0 |dll_create_#t~malloc3.base|))} is VALID [2020-07-18 05:15:53,293 INFO L280 TraceCheckUtils]: 16: Hoare triple {2198#(not (= 0 |dll_create_#t~malloc3.base|))} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {2199#(not (= 0 dll_create_~new_head~0.base))} is VALID [2020-07-18 05:15:53,294 INFO L280 TraceCheckUtils]: 17: Hoare triple {2199#(not (= 0 dll_create_~new_head~0.base))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2199#(not (= 0 dll_create_~new_head~0.base))} is VALID [2020-07-18 05:15:53,294 INFO L280 TraceCheckUtils]: 18: Hoare triple {2199#(not (= 0 dll_create_~new_head~0.base))} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {2199#(not (= 0 dll_create_~new_head~0.base))} is VALID [2020-07-18 05:15:53,295 INFO L280 TraceCheckUtils]: 19: Hoare triple {2199#(not (= 0 dll_create_~new_head~0.base))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {2199#(not (= 0 dll_create_~new_head~0.base))} is VALID [2020-07-18 05:15:53,295 INFO L280 TraceCheckUtils]: 20: Hoare triple {2199#(not (= 0 dll_create_~new_head~0.base))} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {2199#(not (= 0 dll_create_~new_head~0.base))} is VALID [2020-07-18 05:15:53,296 INFO L280 TraceCheckUtils]: 21: Hoare triple {2199#(not (= 0 dll_create_~new_head~0.base))} assume !(~head~0.base != 0 || ~head~0.offset != 0); {2199#(not (= 0 dll_create_~new_head~0.base))} is VALID [2020-07-18 05:15:53,296 INFO L280 TraceCheckUtils]: 22: Hoare triple {2199#(not (= 0 dll_create_~new_head~0.base))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,297 INFO L280 TraceCheckUtils]: 23: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} #t~post4 := ~len; {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,298 INFO L280 TraceCheckUtils]: 24: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} ~len := #t~post4 - 1; {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,298 INFO L280 TraceCheckUtils]: 25: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} havoc #t~post4; {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,299 INFO L280 TraceCheckUtils]: 26: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} assume !!(~len > 0); {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,299 INFO L280 TraceCheckUtils]: 27: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,300 INFO L280 TraceCheckUtils]: 28: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,300 INFO L280 TraceCheckUtils]: 29: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,301 INFO L280 TraceCheckUtils]: 30: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,302 INFO L280 TraceCheckUtils]: 31: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,302 INFO L280 TraceCheckUtils]: 32: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {2200#(not (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:15:53,303 INFO L280 TraceCheckUtils]: 33: Hoare triple {2200#(not (= 0 dll_create_~head~0.base))} assume !(~head~0.base != 0 || ~head~0.offset != 0); {2146#false} is VALID [2020-07-18 05:15:53,303 INFO L280 TraceCheckUtils]: 34: Hoare triple {2146#false} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {2146#false} is VALID [2020-07-18 05:15:53,303 INFO L280 TraceCheckUtils]: 35: Hoare triple {2146#false} #t~post4 := ~len; {2146#false} is VALID [2020-07-18 05:15:53,304 INFO L280 TraceCheckUtils]: 36: Hoare triple {2146#false} ~len := #t~post4 - 1; {2146#false} is VALID [2020-07-18 05:15:53,304 INFO L280 TraceCheckUtils]: 37: Hoare triple {2146#false} havoc #t~post4; {2146#false} is VALID [2020-07-18 05:15:53,304 INFO L280 TraceCheckUtils]: 38: Hoare triple {2146#false} assume !(~len > 0); {2146#false} is VALID [2020-07-18 05:15:53,304 INFO L280 TraceCheckUtils]: 39: Hoare triple {2146#false} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {2146#false} is VALID [2020-07-18 05:15:53,304 INFO L280 TraceCheckUtils]: 40: Hoare triple {2146#false} assume true; {2146#false} is VALID [2020-07-18 05:15:53,305 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {2146#false} {2145#true} #137#return; {2146#false} is VALID [2020-07-18 05:15:53,305 INFO L280 TraceCheckUtils]: 42: Hoare triple {2146#false} SUMMARY for call write~init~$Pointer$(#t~ret8.base, #t~ret8.offset, ~#s~0.base, ~#s~0.offset, 4); srcloc: L603-2 {2146#false} is VALID [2020-07-18 05:15:53,305 INFO L280 TraceCheckUtils]: 43: Hoare triple {2146#false} havoc #t~ret8.base, #t~ret8.offset; {2146#false} is VALID [2020-07-18 05:15:53,305 INFO L280 TraceCheckUtils]: 44: Hoare triple {2146#false} havoc ~i~0; {2146#false} is VALID [2020-07-18 05:15:53,305 INFO L280 TraceCheckUtils]: 45: Hoare triple {2146#false} ~i~0 := ~len~0 - 1; {2146#false} is VALID [2020-07-18 05:15:53,306 INFO L280 TraceCheckUtils]: 46: Hoare triple {2146#false} assume !!(~i~0 >= 0); {2146#false} is VALID [2020-07-18 05:15:53,306 INFO L263 TraceCheckUtils]: 47: Hoare triple {2146#false} call dll_remove_first(~#s~0.base, ~#s~0.offset); {2201#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:53,306 INFO L280 TraceCheckUtils]: 48: Hoare triple {2201#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {2145#true} is VALID [2020-07-18 05:15:53,306 INFO L280 TraceCheckUtils]: 49: Hoare triple {2145#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {2145#true} is VALID [2020-07-18 05:15:53,307 INFO L280 TraceCheckUtils]: 50: Hoare triple {2145#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {2145#true} is VALID [2020-07-18 05:15:53,307 INFO L280 TraceCheckUtils]: 51: Hoare triple {2145#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {2145#true} is VALID [2020-07-18 05:15:53,307 INFO L280 TraceCheckUtils]: 52: Hoare triple {2145#true} havoc #t~mem6.base, #t~mem6.offset; {2145#true} is VALID [2020-07-18 05:15:53,307 INFO L280 TraceCheckUtils]: 53: Hoare triple {2145#true} havoc #t~mem5.base, #t~mem5.offset; {2145#true} is VALID [2020-07-18 05:15:53,307 INFO L280 TraceCheckUtils]: 54: Hoare triple {2145#true} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {2145#true} is VALID [2020-07-18 05:15:53,308 INFO L280 TraceCheckUtils]: 55: Hoare triple {2145#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {2145#true} is VALID [2020-07-18 05:15:53,308 INFO L280 TraceCheckUtils]: 56: Hoare triple {2145#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {2145#true} is VALID [2020-07-18 05:15:53,308 INFO L280 TraceCheckUtils]: 57: Hoare triple {2145#true} havoc #t~mem7.base, #t~mem7.offset; {2145#true} is VALID [2020-07-18 05:15:53,308 INFO L280 TraceCheckUtils]: 58: Hoare triple {2145#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {2145#true} is VALID [2020-07-18 05:15:53,308 INFO L280 TraceCheckUtils]: 59: Hoare triple {2145#true} assume true; {2145#true} is VALID [2020-07-18 05:15:53,309 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {2145#true} {2146#false} #139#return; {2146#false} is VALID [2020-07-18 05:15:53,309 INFO L280 TraceCheckUtils]: 61: Hoare triple {2146#false} #t~post9 := ~i~0; {2146#false} is VALID [2020-07-18 05:15:53,309 INFO L280 TraceCheckUtils]: 62: Hoare triple {2146#false} ~i~0 := #t~post9 - 1; {2146#false} is VALID [2020-07-18 05:15:53,309 INFO L280 TraceCheckUtils]: 63: Hoare triple {2146#false} havoc #t~post9; {2146#false} is VALID [2020-07-18 05:15:53,309 INFO L280 TraceCheckUtils]: 64: Hoare triple {2146#false} assume !(~i~0 >= 0); {2146#false} is VALID [2020-07-18 05:15:53,310 INFO L280 TraceCheckUtils]: 65: Hoare triple {2146#false} SUMMARY for call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4); srcloc: L605-6 {2146#false} is VALID [2020-07-18 05:15:53,310 INFO L280 TraceCheckUtils]: 66: Hoare triple {2146#false} assume 0 != #t~mem10.base || 0 != #t~mem10.offset; {2146#false} is VALID [2020-07-18 05:15:53,310 INFO L280 TraceCheckUtils]: 67: Hoare triple {2146#false} havoc #t~mem10.base, #t~mem10.offset; {2146#false} is VALID [2020-07-18 05:15:53,310 INFO L280 TraceCheckUtils]: 68: Hoare triple {2146#false} assume !false; {2146#false} is VALID [2020-07-18 05:15:53,314 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-18 05:15:53,315 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [842237509] [2020-07-18 05:15:53,315 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:15:53,315 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-07-18 05:15:53,315 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402366519] [2020-07-18 05:15:53,316 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 69 [2020-07-18 05:15:53,316 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:15:53,316 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-18 05:15:53,403 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 05:15:53,403 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-18 05:15:53,403 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:15:53,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-18 05:15:53,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-18 05:15:53,404 INFO L87 Difference]: Start difference. First operand 73 states and 77 transitions. Second operand 8 states. [2020-07-18 05:15:54,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:54,299 INFO L93 Difference]: Finished difference Result 120 states and 127 transitions. [2020-07-18 05:15:54,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-18 05:15:54,299 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 69 [2020-07-18 05:15:54,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:15:54,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-18 05:15:54,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 121 transitions. [2020-07-18 05:15:54,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-18 05:15:54,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 121 transitions. [2020-07-18 05:15:54,305 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 121 transitions. [2020-07-18 05:15:54,441 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 121 edges. 121 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:54,442 INFO L225 Difference]: With dead ends: 120 [2020-07-18 05:15:54,443 INFO L226 Difference]: Without dead ends: 75 [2020-07-18 05:15:54,444 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-07-18 05:15:54,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-07-18 05:15:54,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 73. [2020-07-18 05:15:54,584 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:15:54,584 INFO L82 GeneralOperation]: Start isEquivalent. First operand 75 states. Second operand 73 states. [2020-07-18 05:15:54,584 INFO L74 IsIncluded]: Start isIncluded. First operand 75 states. Second operand 73 states. [2020-07-18 05:15:54,584 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 73 states. [2020-07-18 05:15:54,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:54,588 INFO L93 Difference]: Finished difference Result 75 states and 78 transitions. [2020-07-18 05:15:54,588 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 78 transitions. [2020-07-18 05:15:54,588 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:15:54,588 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:15:54,589 INFO L74 IsIncluded]: Start isIncluded. First operand 73 states. Second operand 75 states. [2020-07-18 05:15:54,589 INFO L87 Difference]: Start difference. First operand 73 states. Second operand 75 states. [2020-07-18 05:15:54,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:54,591 INFO L93 Difference]: Finished difference Result 75 states and 78 transitions. [2020-07-18 05:15:54,592 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 78 transitions. [2020-07-18 05:15:54,592 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:15:54,592 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:15:54,592 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:15:54,592 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:15:54,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-07-18 05:15:54,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 76 transitions. [2020-07-18 05:15:54,595 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 76 transitions. Word has length 69 [2020-07-18 05:15:54,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:15:54,595 INFO L479 AbstractCegarLoop]: Abstraction has 73 states and 76 transitions. [2020-07-18 05:15:54,595 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-18 05:15:54,596 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 73 states and 76 transitions. [2020-07-18 05:15:54,694 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 05:15:54,695 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 76 transitions. [2020-07-18 05:15:54,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-07-18 05:15:54,696 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:15:54,696 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-18 05:15:54,696 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-18 05:15:54,696 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:15:54,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:15:54,697 INFO L82 PathProgramCache]: Analyzing trace with hash -235655029, now seen corresponding path program 1 times [2020-07-18 05:15:54,713 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:15:54,713 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [152187806] [2020-07-18 05:15:54,713 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:15:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:54,837 INFO L280 TraceCheckUtils]: 0: Hoare triple {2804#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {2748#true} is VALID [2020-07-18 05:15:54,837 INFO L280 TraceCheckUtils]: 1: Hoare triple {2748#true} #valid := #valid[0 := 0]; {2748#true} is VALID [2020-07-18 05:15:54,837 INFO L280 TraceCheckUtils]: 2: Hoare triple {2748#true} assume 0 < #StackHeapBarrier; {2748#true} is VALID [2020-07-18 05:15:54,838 INFO L280 TraceCheckUtils]: 3: Hoare triple {2748#true} assume true; {2748#true} is VALID [2020-07-18 05:15:54,838 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2748#true} {2748#true} #143#return; {2748#true} is VALID [2020-07-18 05:15:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:54,886 INFO L280 TraceCheckUtils]: 0: Hoare triple {2805#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {2748#true} is VALID [2020-07-18 05:15:54,886 INFO L280 TraceCheckUtils]: 1: Hoare triple {2748#true} ~data := #in~data; {2748#true} is VALID [2020-07-18 05:15:54,886 INFO L280 TraceCheckUtils]: 2: Hoare triple {2748#true} ~head~0.base, ~head~0.offset := 0, 0; {2748#true} is VALID [2020-07-18 05:15:54,887 INFO L280 TraceCheckUtils]: 3: Hoare triple {2748#true} assume !!(~len > 0); {2748#true} is VALID [2020-07-18 05:15:54,887 INFO L280 TraceCheckUtils]: 4: Hoare triple {2748#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {2748#true} is VALID [2020-07-18 05:15:54,887 INFO L280 TraceCheckUtils]: 5: Hoare triple {2748#true} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {2748#true} is VALID [2020-07-18 05:15:54,887 INFO L280 TraceCheckUtils]: 6: Hoare triple {2748#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2748#true} is VALID [2020-07-18 05:15:54,888 INFO L280 TraceCheckUtils]: 7: Hoare triple {2748#true} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {2748#true} is VALID [2020-07-18 05:15:54,888 INFO L280 TraceCheckUtils]: 8: Hoare triple {2748#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {2748#true} is VALID [2020-07-18 05:15:54,888 INFO L280 TraceCheckUtils]: 9: Hoare triple {2748#true} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {2748#true} is VALID [2020-07-18 05:15:54,888 INFO L280 TraceCheckUtils]: 10: Hoare triple {2748#true} assume !(~head~0.base != 0 || ~head~0.offset != 0); {2748#true} is VALID [2020-07-18 05:15:54,888 INFO L280 TraceCheckUtils]: 11: Hoare triple {2748#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {2748#true} is VALID [2020-07-18 05:15:54,889 INFO L280 TraceCheckUtils]: 12: Hoare triple {2748#true} #t~post4 := ~len; {2748#true} is VALID [2020-07-18 05:15:54,889 INFO L280 TraceCheckUtils]: 13: Hoare triple {2748#true} ~len := #t~post4 - 1; {2748#true} is VALID [2020-07-18 05:15:54,889 INFO L280 TraceCheckUtils]: 14: Hoare triple {2748#true} havoc #t~post4; {2748#true} is VALID [2020-07-18 05:15:54,889 INFO L280 TraceCheckUtils]: 15: Hoare triple {2748#true} assume !!(~len > 0); {2748#true} is VALID [2020-07-18 05:15:54,889 INFO L280 TraceCheckUtils]: 16: Hoare triple {2748#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {2748#true} is VALID [2020-07-18 05:15:54,890 INFO L280 TraceCheckUtils]: 17: Hoare triple {2748#true} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {2748#true} is VALID [2020-07-18 05:15:54,890 INFO L280 TraceCheckUtils]: 18: Hoare triple {2748#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2748#true} is VALID [2020-07-18 05:15:54,890 INFO L280 TraceCheckUtils]: 19: Hoare triple {2748#true} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {2748#true} is VALID [2020-07-18 05:15:54,890 INFO L280 TraceCheckUtils]: 20: Hoare triple {2748#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {2748#true} is VALID [2020-07-18 05:15:54,891 INFO L280 TraceCheckUtils]: 21: Hoare triple {2748#true} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {2748#true} is VALID [2020-07-18 05:15:54,891 INFO L280 TraceCheckUtils]: 22: Hoare triple {2748#true} assume ~head~0.base != 0 || ~head~0.offset != 0; {2748#true} is VALID [2020-07-18 05:15:54,891 INFO L280 TraceCheckUtils]: 23: Hoare triple {2748#true} SUMMARY for call write~$Pointer$(~new_head~0.base, ~new_head~0.offset, ~head~0.base, 8 + ~head~0.offset, 4); srcloc: L585 {2748#true} is VALID [2020-07-18 05:15:54,891 INFO L280 TraceCheckUtils]: 24: Hoare triple {2748#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {2748#true} is VALID [2020-07-18 05:15:54,891 INFO L280 TraceCheckUtils]: 25: Hoare triple {2748#true} #t~post4 := ~len; {2748#true} is VALID [2020-07-18 05:15:54,892 INFO L280 TraceCheckUtils]: 26: Hoare triple {2748#true} ~len := #t~post4 - 1; {2748#true} is VALID [2020-07-18 05:15:54,892 INFO L280 TraceCheckUtils]: 27: Hoare triple {2748#true} havoc #t~post4; {2748#true} is VALID [2020-07-18 05:15:54,892 INFO L280 TraceCheckUtils]: 28: Hoare triple {2748#true} assume !(~len > 0); {2748#true} is VALID [2020-07-18 05:15:54,892 INFO L280 TraceCheckUtils]: 29: Hoare triple {2748#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {2748#true} is VALID [2020-07-18 05:15:54,893 INFO L280 TraceCheckUtils]: 30: Hoare triple {2748#true} assume true; {2748#true} is VALID [2020-07-18 05:15:54,894 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {2748#true} {2755#(<= 2 main_~len~0)} #137#return; {2755#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:54,922 INFO L280 TraceCheckUtils]: 0: Hoare triple {2806#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {2748#true} is VALID [2020-07-18 05:15:54,922 INFO L280 TraceCheckUtils]: 1: Hoare triple {2748#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {2748#true} is VALID [2020-07-18 05:15:54,922 INFO L280 TraceCheckUtils]: 2: Hoare triple {2748#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {2748#true} is VALID [2020-07-18 05:15:54,922 INFO L280 TraceCheckUtils]: 3: Hoare triple {2748#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {2748#true} is VALID [2020-07-18 05:15:54,923 INFO L280 TraceCheckUtils]: 4: Hoare triple {2748#true} havoc #t~mem6.base, #t~mem6.offset; {2748#true} is VALID [2020-07-18 05:15:54,923 INFO L280 TraceCheckUtils]: 5: Hoare triple {2748#true} havoc #t~mem5.base, #t~mem5.offset; {2748#true} is VALID [2020-07-18 05:15:54,923 INFO L280 TraceCheckUtils]: 6: Hoare triple {2748#true} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {2748#true} is VALID [2020-07-18 05:15:54,923 INFO L280 TraceCheckUtils]: 7: Hoare triple {2748#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {2748#true} is VALID [2020-07-18 05:15:54,924 INFO L280 TraceCheckUtils]: 8: Hoare triple {2748#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {2748#true} is VALID [2020-07-18 05:15:54,924 INFO L280 TraceCheckUtils]: 9: Hoare triple {2748#true} havoc #t~mem7.base, #t~mem7.offset; {2748#true} is VALID [2020-07-18 05:15:54,924 INFO L280 TraceCheckUtils]: 10: Hoare triple {2748#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {2748#true} is VALID [2020-07-18 05:15:54,924 INFO L280 TraceCheckUtils]: 11: Hoare triple {2748#true} assume true; {2748#true} is VALID [2020-07-18 05:15:54,925 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {2748#true} {2788#(<= 1 main_~i~0)} #139#return; {2788#(<= 1 main_~i~0)} is VALID [2020-07-18 05:15:54,926 INFO L263 TraceCheckUtils]: 0: Hoare triple {2748#true} call ULTIMATE.init(); {2804#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:15:54,926 INFO L280 TraceCheckUtils]: 1: Hoare triple {2804#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {2748#true} is VALID [2020-07-18 05:15:54,927 INFO L280 TraceCheckUtils]: 2: Hoare triple {2748#true} #valid := #valid[0 := 0]; {2748#true} is VALID [2020-07-18 05:15:54,927 INFO L280 TraceCheckUtils]: 3: Hoare triple {2748#true} assume 0 < #StackHeapBarrier; {2748#true} is VALID [2020-07-18 05:15:54,927 INFO L280 TraceCheckUtils]: 4: Hoare triple {2748#true} assume true; {2748#true} is VALID [2020-07-18 05:15:54,927 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {2748#true} {2748#true} #143#return; {2748#true} is VALID [2020-07-18 05:15:54,927 INFO L263 TraceCheckUtils]: 6: Hoare triple {2748#true} call #t~ret11 := main(); {2748#true} is VALID [2020-07-18 05:15:54,928 INFO L280 TraceCheckUtils]: 7: Hoare triple {2748#true} ~len~0 := 2; {2755#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:54,929 INFO L280 TraceCheckUtils]: 8: Hoare triple {2755#(<= 2 main_~len~0)} ~data~0 := 1; {2755#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:54,929 INFO L280 TraceCheckUtils]: 9: Hoare triple {2755#(<= 2 main_~len~0)} SUMMARY for call ~#s~0.base, ~#s~0.offset := #Ultimate.allocOnStack(4); srcloc: L603 {2755#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:54,931 INFO L263 TraceCheckUtils]: 10: Hoare triple {2755#(<= 2 main_~len~0)} call #t~ret8.base, #t~ret8.offset := dll_create(~len~0, ~data~0); {2805#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:54,931 INFO L280 TraceCheckUtils]: 11: Hoare triple {2805#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {2748#true} is VALID [2020-07-18 05:15:54,931 INFO L280 TraceCheckUtils]: 12: Hoare triple {2748#true} ~data := #in~data; {2748#true} is VALID [2020-07-18 05:15:54,931 INFO L280 TraceCheckUtils]: 13: Hoare triple {2748#true} ~head~0.base, ~head~0.offset := 0, 0; {2748#true} is VALID [2020-07-18 05:15:54,931 INFO L280 TraceCheckUtils]: 14: Hoare triple {2748#true} assume !!(~len > 0); {2748#true} is VALID [2020-07-18 05:15:54,932 INFO L280 TraceCheckUtils]: 15: Hoare triple {2748#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {2748#true} is VALID [2020-07-18 05:15:54,932 INFO L280 TraceCheckUtils]: 16: Hoare triple {2748#true} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {2748#true} is VALID [2020-07-18 05:15:54,932 INFO L280 TraceCheckUtils]: 17: Hoare triple {2748#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2748#true} is VALID [2020-07-18 05:15:54,932 INFO L280 TraceCheckUtils]: 18: Hoare triple {2748#true} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {2748#true} is VALID [2020-07-18 05:15:54,932 INFO L280 TraceCheckUtils]: 19: Hoare triple {2748#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {2748#true} is VALID [2020-07-18 05:15:54,933 INFO L280 TraceCheckUtils]: 20: Hoare triple {2748#true} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {2748#true} is VALID [2020-07-18 05:15:54,933 INFO L280 TraceCheckUtils]: 21: Hoare triple {2748#true} assume !(~head~0.base != 0 || ~head~0.offset != 0); {2748#true} is VALID [2020-07-18 05:15:54,933 INFO L280 TraceCheckUtils]: 22: Hoare triple {2748#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {2748#true} is VALID [2020-07-18 05:15:54,933 INFO L280 TraceCheckUtils]: 23: Hoare triple {2748#true} #t~post4 := ~len; {2748#true} is VALID [2020-07-18 05:15:54,933 INFO L280 TraceCheckUtils]: 24: Hoare triple {2748#true} ~len := #t~post4 - 1; {2748#true} is VALID [2020-07-18 05:15:54,934 INFO L280 TraceCheckUtils]: 25: Hoare triple {2748#true} havoc #t~post4; {2748#true} is VALID [2020-07-18 05:15:54,934 INFO L280 TraceCheckUtils]: 26: Hoare triple {2748#true} assume !!(~len > 0); {2748#true} is VALID [2020-07-18 05:15:54,934 INFO L280 TraceCheckUtils]: 27: Hoare triple {2748#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {2748#true} is VALID [2020-07-18 05:15:54,934 INFO L280 TraceCheckUtils]: 28: Hoare triple {2748#true} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {2748#true} is VALID [2020-07-18 05:15:54,935 INFO L280 TraceCheckUtils]: 29: Hoare triple {2748#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {2748#true} is VALID [2020-07-18 05:15:54,935 INFO L280 TraceCheckUtils]: 30: Hoare triple {2748#true} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {2748#true} is VALID [2020-07-18 05:15:54,935 INFO L280 TraceCheckUtils]: 31: Hoare triple {2748#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {2748#true} is VALID [2020-07-18 05:15:54,935 INFO L280 TraceCheckUtils]: 32: Hoare triple {2748#true} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {2748#true} is VALID [2020-07-18 05:15:54,935 INFO L280 TraceCheckUtils]: 33: Hoare triple {2748#true} assume ~head~0.base != 0 || ~head~0.offset != 0; {2748#true} is VALID [2020-07-18 05:15:54,936 INFO L280 TraceCheckUtils]: 34: Hoare triple {2748#true} SUMMARY for call write~$Pointer$(~new_head~0.base, ~new_head~0.offset, ~head~0.base, 8 + ~head~0.offset, 4); srcloc: L585 {2748#true} is VALID [2020-07-18 05:15:54,936 INFO L280 TraceCheckUtils]: 35: Hoare triple {2748#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {2748#true} is VALID [2020-07-18 05:15:54,936 INFO L280 TraceCheckUtils]: 36: Hoare triple {2748#true} #t~post4 := ~len; {2748#true} is VALID [2020-07-18 05:15:54,936 INFO L280 TraceCheckUtils]: 37: Hoare triple {2748#true} ~len := #t~post4 - 1; {2748#true} is VALID [2020-07-18 05:15:54,937 INFO L280 TraceCheckUtils]: 38: Hoare triple {2748#true} havoc #t~post4; {2748#true} is VALID [2020-07-18 05:15:54,937 INFO L280 TraceCheckUtils]: 39: Hoare triple {2748#true} assume !(~len > 0); {2748#true} is VALID [2020-07-18 05:15:54,937 INFO L280 TraceCheckUtils]: 40: Hoare triple {2748#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {2748#true} is VALID [2020-07-18 05:15:54,937 INFO L280 TraceCheckUtils]: 41: Hoare triple {2748#true} assume true; {2748#true} is VALID [2020-07-18 05:15:54,938 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2748#true} {2755#(<= 2 main_~len~0)} #137#return; {2755#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:54,939 INFO L280 TraceCheckUtils]: 43: Hoare triple {2755#(<= 2 main_~len~0)} SUMMARY for call write~init~$Pointer$(#t~ret8.base, #t~ret8.offset, ~#s~0.base, ~#s~0.offset, 4); srcloc: L603-2 {2755#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:54,939 INFO L280 TraceCheckUtils]: 44: Hoare triple {2755#(<= 2 main_~len~0)} havoc #t~ret8.base, #t~ret8.offset; {2755#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:54,940 INFO L280 TraceCheckUtils]: 45: Hoare triple {2755#(<= 2 main_~len~0)} havoc ~i~0; {2755#(<= 2 main_~len~0)} is VALID [2020-07-18 05:15:54,941 INFO L280 TraceCheckUtils]: 46: Hoare triple {2755#(<= 2 main_~len~0)} ~i~0 := ~len~0 - 1; {2788#(<= 1 main_~i~0)} is VALID [2020-07-18 05:15:54,942 INFO L280 TraceCheckUtils]: 47: Hoare triple {2788#(<= 1 main_~i~0)} assume !!(~i~0 >= 0); {2788#(<= 1 main_~i~0)} is VALID [2020-07-18 05:15:54,943 INFO L263 TraceCheckUtils]: 48: Hoare triple {2788#(<= 1 main_~i~0)} call dll_remove_first(~#s~0.base, ~#s~0.offset); {2806#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:54,944 INFO L280 TraceCheckUtils]: 49: Hoare triple {2806#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {2748#true} is VALID [2020-07-18 05:15:54,944 INFO L280 TraceCheckUtils]: 50: Hoare triple {2748#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {2748#true} is VALID [2020-07-18 05:15:54,944 INFO L280 TraceCheckUtils]: 51: Hoare triple {2748#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {2748#true} is VALID [2020-07-18 05:15:54,944 INFO L280 TraceCheckUtils]: 52: Hoare triple {2748#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {2748#true} is VALID [2020-07-18 05:15:54,945 INFO L280 TraceCheckUtils]: 53: Hoare triple {2748#true} havoc #t~mem6.base, #t~mem6.offset; {2748#true} is VALID [2020-07-18 05:15:54,945 INFO L280 TraceCheckUtils]: 54: Hoare triple {2748#true} havoc #t~mem5.base, #t~mem5.offset; {2748#true} is VALID [2020-07-18 05:15:54,945 INFO L280 TraceCheckUtils]: 55: Hoare triple {2748#true} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {2748#true} is VALID [2020-07-18 05:15:54,945 INFO L280 TraceCheckUtils]: 56: Hoare triple {2748#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {2748#true} is VALID [2020-07-18 05:15:54,946 INFO L280 TraceCheckUtils]: 57: Hoare triple {2748#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {2748#true} is VALID [2020-07-18 05:15:54,946 INFO L280 TraceCheckUtils]: 58: Hoare triple {2748#true} havoc #t~mem7.base, #t~mem7.offset; {2748#true} is VALID [2020-07-18 05:15:54,946 INFO L280 TraceCheckUtils]: 59: Hoare triple {2748#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {2748#true} is VALID [2020-07-18 05:15:54,946 INFO L280 TraceCheckUtils]: 60: Hoare triple {2748#true} assume true; {2748#true} is VALID [2020-07-18 05:15:54,947 INFO L275 TraceCheckUtils]: 61: Hoare quadruple {2748#true} {2788#(<= 1 main_~i~0)} #139#return; {2788#(<= 1 main_~i~0)} is VALID [2020-07-18 05:15:54,948 INFO L280 TraceCheckUtils]: 62: Hoare triple {2788#(<= 1 main_~i~0)} #t~post9 := ~i~0; {2802#(<= 1 |main_#t~post9|)} is VALID [2020-07-18 05:15:54,949 INFO L280 TraceCheckUtils]: 63: Hoare triple {2802#(<= 1 |main_#t~post9|)} ~i~0 := #t~post9 - 1; {2803#(<= 0 main_~i~0)} is VALID [2020-07-18 05:15:54,950 INFO L280 TraceCheckUtils]: 64: Hoare triple {2803#(<= 0 main_~i~0)} havoc #t~post9; {2803#(<= 0 main_~i~0)} is VALID [2020-07-18 05:15:54,951 INFO L280 TraceCheckUtils]: 65: Hoare triple {2803#(<= 0 main_~i~0)} assume !(~i~0 >= 0); {2749#false} is VALID [2020-07-18 05:15:54,951 INFO L280 TraceCheckUtils]: 66: Hoare triple {2749#false} SUMMARY for call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4); srcloc: L605-6 {2749#false} is VALID [2020-07-18 05:15:54,951 INFO L280 TraceCheckUtils]: 67: Hoare triple {2749#false} assume 0 != #t~mem10.base || 0 != #t~mem10.offset; {2749#false} is VALID [2020-07-18 05:15:54,951 INFO L280 TraceCheckUtils]: 68: Hoare triple {2749#false} havoc #t~mem10.base, #t~mem10.offset; {2749#false} is VALID [2020-07-18 05:15:54,951 INFO L280 TraceCheckUtils]: 69: Hoare triple {2749#false} assume !false; {2749#false} is VALID [2020-07-18 05:15:54,955 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-07-18 05:15:54,955 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [152187806] [2020-07-18 05:15:54,956 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:15:54,956 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-07-18 05:15:54,956 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899123236] [2020-07-18 05:15:54,957 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-07-18 05:15:54,957 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:15:54,957 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-18 05:15:55,026 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 59 edges. 59 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:55,026 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-18 05:15:55,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:15:55,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-18 05:15:55,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-18 05:15:55,027 INFO L87 Difference]: Start difference. First operand 73 states and 76 transitions. Second operand 9 states. [2020-07-18 05:15:55,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:55,842 INFO L93 Difference]: Finished difference Result 85 states and 89 transitions. [2020-07-18 05:15:55,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-18 05:15:55,842 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-07-18 05:15:55,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:15:55,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-18 05:15:55,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 77 transitions. [2020-07-18 05:15:55,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-18 05:15:55,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 77 transitions. [2020-07-18 05:15:55,847 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 77 transitions. [2020-07-18 05:15:55,966 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:55,968 INFO L225 Difference]: With dead ends: 85 [2020-07-18 05:15:55,968 INFO L226 Difference]: Without dead ends: 80 [2020-07-18 05:15:55,969 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2020-07-18 05:15:55,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2020-07-18 05:15:56,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 78. [2020-07-18 05:15:56,117 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:15:56,117 INFO L82 GeneralOperation]: Start isEquivalent. First operand 80 states. Second operand 78 states. [2020-07-18 05:15:56,117 INFO L74 IsIncluded]: Start isIncluded. First operand 80 states. Second operand 78 states. [2020-07-18 05:15:56,117 INFO L87 Difference]: Start difference. First operand 80 states. Second operand 78 states. [2020-07-18 05:15:56,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:56,120 INFO L93 Difference]: Finished difference Result 80 states and 84 transitions. [2020-07-18 05:15:56,120 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 84 transitions. [2020-07-18 05:15:56,121 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:15:56,121 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:15:56,121 INFO L74 IsIncluded]: Start isIncluded. First operand 78 states. Second operand 80 states. [2020-07-18 05:15:56,121 INFO L87 Difference]: Start difference. First operand 78 states. Second operand 80 states. [2020-07-18 05:15:56,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:56,125 INFO L93 Difference]: Finished difference Result 80 states and 84 transitions. [2020-07-18 05:15:56,125 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 84 transitions. [2020-07-18 05:15:56,126 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:15:56,126 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:15:56,126 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:15:56,126 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:15:56,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-07-18 05:15:56,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 82 transitions. [2020-07-18 05:15:56,129 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 82 transitions. Word has length 70 [2020-07-18 05:15:56,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:15:56,130 INFO L479 AbstractCegarLoop]: Abstraction has 78 states and 82 transitions. [2020-07-18 05:15:56,130 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-18 05:15:56,130 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 78 states and 82 transitions. [2020-07-18 05:15:56,249 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 82 edges. 82 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:56,249 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 82 transitions. [2020-07-18 05:15:56,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-07-18 05:15:56,251 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:15:56,251 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, 1, 1, 1, 1, 1, 1, 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 05:15:56,251 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-18 05:15:56,252 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:15:56,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:15:56,252 INFO L82 PathProgramCache]: Analyzing trace with hash 1865398913, now seen corresponding path program 2 times [2020-07-18 05:15:56,253 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:15:56,253 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [570673910] [2020-07-18 05:15:56,253 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:15:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:56,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:56,347 INFO L280 TraceCheckUtils]: 0: Hoare triple {3375#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {3308#true} is VALID [2020-07-18 05:15:56,347 INFO L280 TraceCheckUtils]: 1: Hoare triple {3308#true} #valid := #valid[0 := 0]; {3308#true} is VALID [2020-07-18 05:15:56,348 INFO L280 TraceCheckUtils]: 2: Hoare triple {3308#true} assume 0 < #StackHeapBarrier; {3308#true} is VALID [2020-07-18 05:15:56,348 INFO L280 TraceCheckUtils]: 3: Hoare triple {3308#true} assume true; {3308#true} is VALID [2020-07-18 05:15:56,348 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {3308#true} {3308#true} #143#return; {3308#true} is VALID [2020-07-18 05:15:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:56,387 INFO L280 TraceCheckUtils]: 0: Hoare triple {3376#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {3308#true} is VALID [2020-07-18 05:15:56,388 INFO L280 TraceCheckUtils]: 1: Hoare triple {3308#true} ~data := #in~data; {3308#true} is VALID [2020-07-18 05:15:56,388 INFO L280 TraceCheckUtils]: 2: Hoare triple {3308#true} ~head~0.base, ~head~0.offset := 0, 0; {3308#true} is VALID [2020-07-18 05:15:56,388 INFO L280 TraceCheckUtils]: 3: Hoare triple {3308#true} assume !!(~len > 0); {3308#true} is VALID [2020-07-18 05:15:56,388 INFO L280 TraceCheckUtils]: 4: Hoare triple {3308#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {3308#true} is VALID [2020-07-18 05:15:56,388 INFO L280 TraceCheckUtils]: 5: Hoare triple {3308#true} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {3308#true} is VALID [2020-07-18 05:15:56,389 INFO L280 TraceCheckUtils]: 6: Hoare triple {3308#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3308#true} is VALID [2020-07-18 05:15:56,389 INFO L280 TraceCheckUtils]: 7: Hoare triple {3308#true} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {3308#true} is VALID [2020-07-18 05:15:56,389 INFO L280 TraceCheckUtils]: 8: Hoare triple {3308#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {3308#true} is VALID [2020-07-18 05:15:56,389 INFO L280 TraceCheckUtils]: 9: Hoare triple {3308#true} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {3308#true} is VALID [2020-07-18 05:15:56,390 INFO L280 TraceCheckUtils]: 10: Hoare triple {3308#true} assume !(~head~0.base != 0 || ~head~0.offset != 0); {3308#true} is VALID [2020-07-18 05:15:56,390 INFO L280 TraceCheckUtils]: 11: Hoare triple {3308#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {3308#true} is VALID [2020-07-18 05:15:56,390 INFO L280 TraceCheckUtils]: 12: Hoare triple {3308#true} #t~post4 := ~len; {3308#true} is VALID [2020-07-18 05:15:56,390 INFO L280 TraceCheckUtils]: 13: Hoare triple {3308#true} ~len := #t~post4 - 1; {3308#true} is VALID [2020-07-18 05:15:56,390 INFO L280 TraceCheckUtils]: 14: Hoare triple {3308#true} havoc #t~post4; {3308#true} is VALID [2020-07-18 05:15:56,390 INFO L280 TraceCheckUtils]: 15: Hoare triple {3308#true} assume !!(~len > 0); {3308#true} is VALID [2020-07-18 05:15:56,391 INFO L280 TraceCheckUtils]: 16: Hoare triple {3308#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {3308#true} is VALID [2020-07-18 05:15:56,391 INFO L280 TraceCheckUtils]: 17: Hoare triple {3308#true} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {3308#true} is VALID [2020-07-18 05:15:56,391 INFO L280 TraceCheckUtils]: 18: Hoare triple {3308#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3308#true} is VALID [2020-07-18 05:15:56,391 INFO L280 TraceCheckUtils]: 19: Hoare triple {3308#true} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {3308#true} is VALID [2020-07-18 05:15:56,392 INFO L280 TraceCheckUtils]: 20: Hoare triple {3308#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {3308#true} is VALID [2020-07-18 05:15:56,392 INFO L280 TraceCheckUtils]: 21: Hoare triple {3308#true} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {3308#true} is VALID [2020-07-18 05:15:56,392 INFO L280 TraceCheckUtils]: 22: Hoare triple {3308#true} assume ~head~0.base != 0 || ~head~0.offset != 0; {3308#true} is VALID [2020-07-18 05:15:56,392 INFO L280 TraceCheckUtils]: 23: Hoare triple {3308#true} SUMMARY for call write~$Pointer$(~new_head~0.base, ~new_head~0.offset, ~head~0.base, 8 + ~head~0.offset, 4); srcloc: L585 {3308#true} is VALID [2020-07-18 05:15:56,393 INFO L280 TraceCheckUtils]: 24: Hoare triple {3308#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {3308#true} is VALID [2020-07-18 05:15:56,393 INFO L280 TraceCheckUtils]: 25: Hoare triple {3308#true} #t~post4 := ~len; {3308#true} is VALID [2020-07-18 05:15:56,393 INFO L280 TraceCheckUtils]: 26: Hoare triple {3308#true} ~len := #t~post4 - 1; {3308#true} is VALID [2020-07-18 05:15:56,393 INFO L280 TraceCheckUtils]: 27: Hoare triple {3308#true} havoc #t~post4; {3308#true} is VALID [2020-07-18 05:15:56,394 INFO L280 TraceCheckUtils]: 28: Hoare triple {3308#true} assume !(~len > 0); {3308#true} is VALID [2020-07-18 05:15:56,394 INFO L280 TraceCheckUtils]: 29: Hoare triple {3308#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {3308#true} is VALID [2020-07-18 05:15:56,394 INFO L280 TraceCheckUtils]: 30: Hoare triple {3308#true} assume true; {3308#true} is VALID [2020-07-18 05:15:56,394 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {3308#true} {3308#true} #137#return; {3308#true} is VALID [2020-07-18 05:15:56,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:56,417 INFO L280 TraceCheckUtils]: 0: Hoare triple {3377#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {3308#true} is VALID [2020-07-18 05:15:56,418 INFO L280 TraceCheckUtils]: 1: Hoare triple {3308#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {3308#true} is VALID [2020-07-18 05:15:56,418 INFO L280 TraceCheckUtils]: 2: Hoare triple {3308#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {3308#true} is VALID [2020-07-18 05:15:56,418 INFO L280 TraceCheckUtils]: 3: Hoare triple {3308#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {3308#true} is VALID [2020-07-18 05:15:56,418 INFO L280 TraceCheckUtils]: 4: Hoare triple {3308#true} havoc #t~mem6.base, #t~mem6.offset; {3308#true} is VALID [2020-07-18 05:15:56,418 INFO L280 TraceCheckUtils]: 5: Hoare triple {3308#true} havoc #t~mem5.base, #t~mem5.offset; {3308#true} is VALID [2020-07-18 05:15:56,419 INFO L280 TraceCheckUtils]: 6: Hoare triple {3308#true} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {3308#true} is VALID [2020-07-18 05:15:56,419 INFO L280 TraceCheckUtils]: 7: Hoare triple {3308#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {3308#true} is VALID [2020-07-18 05:15:56,419 INFO L280 TraceCheckUtils]: 8: Hoare triple {3308#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {3308#true} is VALID [2020-07-18 05:15:56,419 INFO L280 TraceCheckUtils]: 9: Hoare triple {3308#true} havoc #t~mem7.base, #t~mem7.offset; {3308#true} is VALID [2020-07-18 05:15:56,419 INFO L280 TraceCheckUtils]: 10: Hoare triple {3308#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {3308#true} is VALID [2020-07-18 05:15:56,420 INFO L280 TraceCheckUtils]: 11: Hoare triple {3308#true} assume true; {3308#true} is VALID [2020-07-18 05:15:56,420 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {3308#true} {3308#true} #139#return; {3308#true} is VALID [2020-07-18 05:15:56,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:56,491 INFO L280 TraceCheckUtils]: 0: Hoare triple {3377#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:15:56,491 INFO L280 TraceCheckUtils]: 1: Hoare triple {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:15:56,492 INFO L280 TraceCheckUtils]: 2: Hoare triple {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:15:56,493 INFO L280 TraceCheckUtils]: 3: Hoare triple {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:15:56,494 INFO L280 TraceCheckUtils]: 4: Hoare triple {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} havoc #t~mem6.base, #t~mem6.offset; {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:15:56,494 INFO L280 TraceCheckUtils]: 5: Hoare triple {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} havoc #t~mem5.base, #t~mem5.offset; {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:15:56,495 INFO L280 TraceCheckUtils]: 6: Hoare triple {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} is VALID [2020-07-18 05:15:56,496 INFO L280 TraceCheckUtils]: 7: Hoare triple {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} is VALID [2020-07-18 05:15:56,496 INFO L280 TraceCheckUtils]: 8: Hoare triple {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} is VALID [2020-07-18 05:15:56,497 INFO L280 TraceCheckUtils]: 9: Hoare triple {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} havoc #t~mem7.base, #t~mem7.offset; {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} is VALID [2020-07-18 05:15:56,498 INFO L280 TraceCheckUtils]: 10: Hoare triple {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {3380#(and (= 0 (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)))} is VALID [2020-07-18 05:15:56,499 INFO L280 TraceCheckUtils]: 11: Hoare triple {3380#(and (= 0 (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)))} assume true; {3380#(and (= 0 (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)))} is VALID [2020-07-18 05:15:56,500 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {3380#(and (= 0 (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)))} {3308#true} #139#return; {3373#(and (= 0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:15:56,502 INFO L263 TraceCheckUtils]: 0: Hoare triple {3308#true} call ULTIMATE.init(); {3375#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:15:56,503 INFO L280 TraceCheckUtils]: 1: Hoare triple {3375#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {3308#true} is VALID [2020-07-18 05:15:56,503 INFO L280 TraceCheckUtils]: 2: Hoare triple {3308#true} #valid := #valid[0 := 0]; {3308#true} is VALID [2020-07-18 05:15:56,503 INFO L280 TraceCheckUtils]: 3: Hoare triple {3308#true} assume 0 < #StackHeapBarrier; {3308#true} is VALID [2020-07-18 05:15:56,503 INFO L280 TraceCheckUtils]: 4: Hoare triple {3308#true} assume true; {3308#true} is VALID [2020-07-18 05:15:56,503 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {3308#true} {3308#true} #143#return; {3308#true} is VALID [2020-07-18 05:15:56,504 INFO L263 TraceCheckUtils]: 6: Hoare triple {3308#true} call #t~ret11 := main(); {3308#true} is VALID [2020-07-18 05:15:56,504 INFO L280 TraceCheckUtils]: 7: Hoare triple {3308#true} ~len~0 := 2; {3308#true} is VALID [2020-07-18 05:15:56,504 INFO L280 TraceCheckUtils]: 8: Hoare triple {3308#true} ~data~0 := 1; {3308#true} is VALID [2020-07-18 05:15:56,504 INFO L280 TraceCheckUtils]: 9: Hoare triple {3308#true} SUMMARY for call ~#s~0.base, ~#s~0.offset := #Ultimate.allocOnStack(4); srcloc: L603 {3308#true} is VALID [2020-07-18 05:15:56,505 INFO L263 TraceCheckUtils]: 10: Hoare triple {3308#true} call #t~ret8.base, #t~ret8.offset := dll_create(~len~0, ~data~0); {3376#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:56,506 INFO L280 TraceCheckUtils]: 11: Hoare triple {3376#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {3308#true} is VALID [2020-07-18 05:15:56,506 INFO L280 TraceCheckUtils]: 12: Hoare triple {3308#true} ~data := #in~data; {3308#true} is VALID [2020-07-18 05:15:56,506 INFO L280 TraceCheckUtils]: 13: Hoare triple {3308#true} ~head~0.base, ~head~0.offset := 0, 0; {3308#true} is VALID [2020-07-18 05:15:56,506 INFO L280 TraceCheckUtils]: 14: Hoare triple {3308#true} assume !!(~len > 0); {3308#true} is VALID [2020-07-18 05:15:56,506 INFO L280 TraceCheckUtils]: 15: Hoare triple {3308#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {3308#true} is VALID [2020-07-18 05:15:56,507 INFO L280 TraceCheckUtils]: 16: Hoare triple {3308#true} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {3308#true} is VALID [2020-07-18 05:15:56,507 INFO L280 TraceCheckUtils]: 17: Hoare triple {3308#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3308#true} is VALID [2020-07-18 05:15:56,507 INFO L280 TraceCheckUtils]: 18: Hoare triple {3308#true} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {3308#true} is VALID [2020-07-18 05:15:56,507 INFO L280 TraceCheckUtils]: 19: Hoare triple {3308#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {3308#true} is VALID [2020-07-18 05:15:56,507 INFO L280 TraceCheckUtils]: 20: Hoare triple {3308#true} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {3308#true} is VALID [2020-07-18 05:15:56,507 INFO L280 TraceCheckUtils]: 21: Hoare triple {3308#true} assume !(~head~0.base != 0 || ~head~0.offset != 0); {3308#true} is VALID [2020-07-18 05:15:56,508 INFO L280 TraceCheckUtils]: 22: Hoare triple {3308#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {3308#true} is VALID [2020-07-18 05:15:56,508 INFO L280 TraceCheckUtils]: 23: Hoare triple {3308#true} #t~post4 := ~len; {3308#true} is VALID [2020-07-18 05:15:56,508 INFO L280 TraceCheckUtils]: 24: Hoare triple {3308#true} ~len := #t~post4 - 1; {3308#true} is VALID [2020-07-18 05:15:56,508 INFO L280 TraceCheckUtils]: 25: Hoare triple {3308#true} havoc #t~post4; {3308#true} is VALID [2020-07-18 05:15:56,508 INFO L280 TraceCheckUtils]: 26: Hoare triple {3308#true} assume !!(~len > 0); {3308#true} is VALID [2020-07-18 05:15:56,508 INFO L280 TraceCheckUtils]: 27: Hoare triple {3308#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {3308#true} is VALID [2020-07-18 05:15:56,509 INFO L280 TraceCheckUtils]: 28: Hoare triple {3308#true} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {3308#true} is VALID [2020-07-18 05:15:56,509 INFO L280 TraceCheckUtils]: 29: Hoare triple {3308#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {3308#true} is VALID [2020-07-18 05:15:56,509 INFO L280 TraceCheckUtils]: 30: Hoare triple {3308#true} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {3308#true} is VALID [2020-07-18 05:15:56,509 INFO L280 TraceCheckUtils]: 31: Hoare triple {3308#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {3308#true} is VALID [2020-07-18 05:15:56,509 INFO L280 TraceCheckUtils]: 32: Hoare triple {3308#true} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {3308#true} is VALID [2020-07-18 05:15:56,510 INFO L280 TraceCheckUtils]: 33: Hoare triple {3308#true} assume ~head~0.base != 0 || ~head~0.offset != 0; {3308#true} is VALID [2020-07-18 05:15:56,510 INFO L280 TraceCheckUtils]: 34: Hoare triple {3308#true} SUMMARY for call write~$Pointer$(~new_head~0.base, ~new_head~0.offset, ~head~0.base, 8 + ~head~0.offset, 4); srcloc: L585 {3308#true} is VALID [2020-07-18 05:15:56,510 INFO L280 TraceCheckUtils]: 35: Hoare triple {3308#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {3308#true} is VALID [2020-07-18 05:15:56,510 INFO L280 TraceCheckUtils]: 36: Hoare triple {3308#true} #t~post4 := ~len; {3308#true} is VALID [2020-07-18 05:15:56,510 INFO L280 TraceCheckUtils]: 37: Hoare triple {3308#true} ~len := #t~post4 - 1; {3308#true} is VALID [2020-07-18 05:15:56,510 INFO L280 TraceCheckUtils]: 38: Hoare triple {3308#true} havoc #t~post4; {3308#true} is VALID [2020-07-18 05:15:56,511 INFO L280 TraceCheckUtils]: 39: Hoare triple {3308#true} assume !(~len > 0); {3308#true} is VALID [2020-07-18 05:15:56,511 INFO L280 TraceCheckUtils]: 40: Hoare triple {3308#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {3308#true} is VALID [2020-07-18 05:15:56,511 INFO L280 TraceCheckUtils]: 41: Hoare triple {3308#true} assume true; {3308#true} is VALID [2020-07-18 05:15:56,511 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {3308#true} {3308#true} #137#return; {3308#true} is VALID [2020-07-18 05:15:56,511 INFO L280 TraceCheckUtils]: 43: Hoare triple {3308#true} SUMMARY for call write~init~$Pointer$(#t~ret8.base, #t~ret8.offset, ~#s~0.base, ~#s~0.offset, 4); srcloc: L603-2 {3308#true} is VALID [2020-07-18 05:15:56,512 INFO L280 TraceCheckUtils]: 44: Hoare triple {3308#true} havoc #t~ret8.base, #t~ret8.offset; {3308#true} is VALID [2020-07-18 05:15:56,512 INFO L280 TraceCheckUtils]: 45: Hoare triple {3308#true} havoc ~i~0; {3308#true} is VALID [2020-07-18 05:15:56,512 INFO L280 TraceCheckUtils]: 46: Hoare triple {3308#true} ~i~0 := ~len~0 - 1; {3308#true} is VALID [2020-07-18 05:15:56,512 INFO L280 TraceCheckUtils]: 47: Hoare triple {3308#true} assume !!(~i~0 >= 0); {3308#true} is VALID [2020-07-18 05:15:56,513 INFO L263 TraceCheckUtils]: 48: Hoare triple {3308#true} call dll_remove_first(~#s~0.base, ~#s~0.offset); {3377#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:56,514 INFO L280 TraceCheckUtils]: 49: Hoare triple {3377#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {3308#true} is VALID [2020-07-18 05:15:56,514 INFO L280 TraceCheckUtils]: 50: Hoare triple {3308#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {3308#true} is VALID [2020-07-18 05:15:56,514 INFO L280 TraceCheckUtils]: 51: Hoare triple {3308#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {3308#true} is VALID [2020-07-18 05:15:56,514 INFO L280 TraceCheckUtils]: 52: Hoare triple {3308#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {3308#true} is VALID [2020-07-18 05:15:56,514 INFO L280 TraceCheckUtils]: 53: Hoare triple {3308#true} havoc #t~mem6.base, #t~mem6.offset; {3308#true} is VALID [2020-07-18 05:15:56,515 INFO L280 TraceCheckUtils]: 54: Hoare triple {3308#true} havoc #t~mem5.base, #t~mem5.offset; {3308#true} is VALID [2020-07-18 05:15:56,515 INFO L280 TraceCheckUtils]: 55: Hoare triple {3308#true} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {3308#true} is VALID [2020-07-18 05:15:56,515 INFO L280 TraceCheckUtils]: 56: Hoare triple {3308#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {3308#true} is VALID [2020-07-18 05:15:56,515 INFO L280 TraceCheckUtils]: 57: Hoare triple {3308#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {3308#true} is VALID [2020-07-18 05:15:56,515 INFO L280 TraceCheckUtils]: 58: Hoare triple {3308#true} havoc #t~mem7.base, #t~mem7.offset; {3308#true} is VALID [2020-07-18 05:15:56,515 INFO L280 TraceCheckUtils]: 59: Hoare triple {3308#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {3308#true} is VALID [2020-07-18 05:15:56,516 INFO L280 TraceCheckUtils]: 60: Hoare triple {3308#true} assume true; {3308#true} is VALID [2020-07-18 05:15:56,516 INFO L275 TraceCheckUtils]: 61: Hoare quadruple {3308#true} {3308#true} #139#return; {3308#true} is VALID [2020-07-18 05:15:56,516 INFO L280 TraceCheckUtils]: 62: Hoare triple {3308#true} #t~post9 := ~i~0; {3308#true} is VALID [2020-07-18 05:15:56,516 INFO L280 TraceCheckUtils]: 63: Hoare triple {3308#true} ~i~0 := #t~post9 - 1; {3308#true} is VALID [2020-07-18 05:15:56,516 INFO L280 TraceCheckUtils]: 64: Hoare triple {3308#true} havoc #t~post9; {3308#true} is VALID [2020-07-18 05:15:56,517 INFO L280 TraceCheckUtils]: 65: Hoare triple {3308#true} assume !!(~i~0 >= 0); {3308#true} is VALID [2020-07-18 05:15:56,518 INFO L263 TraceCheckUtils]: 66: Hoare triple {3308#true} call dll_remove_first(~#s~0.base, ~#s~0.offset); {3377#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:56,519 INFO L280 TraceCheckUtils]: 67: Hoare triple {3377#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:15:56,520 INFO L280 TraceCheckUtils]: 68: Hoare triple {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:15:56,520 INFO L280 TraceCheckUtils]: 69: Hoare triple {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:15:56,521 INFO L280 TraceCheckUtils]: 70: Hoare triple {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:15:56,522 INFO L280 TraceCheckUtils]: 71: Hoare triple {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} havoc #t~mem6.base, #t~mem6.offset; {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:15:56,522 INFO L280 TraceCheckUtils]: 72: Hoare triple {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} havoc #t~mem5.base, #t~mem5.offset; {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:15:56,523 INFO L280 TraceCheckUtils]: 73: Hoare triple {3378#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} is VALID [2020-07-18 05:15:56,524 INFO L280 TraceCheckUtils]: 74: Hoare triple {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} is VALID [2020-07-18 05:15:56,525 INFO L280 TraceCheckUtils]: 75: Hoare triple {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} is VALID [2020-07-18 05:15:56,525 INFO L280 TraceCheckUtils]: 76: Hoare triple {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} havoc #t~mem7.base, #t~mem7.offset; {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} is VALID [2020-07-18 05:15:56,526 INFO L280 TraceCheckUtils]: 77: Hoare triple {3379#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= 0 dll_remove_first_~temp~1.base) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= 0 dll_remove_first_~temp~1.offset))} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {3380#(and (= 0 (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)))} is VALID [2020-07-18 05:15:56,527 INFO L280 TraceCheckUtils]: 78: Hoare triple {3380#(and (= 0 (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)))} assume true; {3380#(and (= 0 (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)))} is VALID [2020-07-18 05:15:56,528 INFO L275 TraceCheckUtils]: 79: Hoare quadruple {3380#(and (= 0 (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)))} {3308#true} #139#return; {3373#(and (= 0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:15:56,529 INFO L280 TraceCheckUtils]: 80: Hoare triple {3373#(and (= 0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} #t~post9 := ~i~0; {3373#(and (= 0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:15:56,530 INFO L280 TraceCheckUtils]: 81: Hoare triple {3373#(and (= 0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} ~i~0 := #t~post9 - 1; {3373#(and (= 0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:15:56,531 INFO L280 TraceCheckUtils]: 82: Hoare triple {3373#(and (= 0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} havoc #t~post9; {3373#(and (= 0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:15:56,531 INFO L280 TraceCheckUtils]: 83: Hoare triple {3373#(and (= 0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} assume !(~i~0 >= 0); {3373#(and (= 0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:15:56,532 INFO L280 TraceCheckUtils]: 84: Hoare triple {3373#(and (= 0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} SUMMARY for call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4); srcloc: L605-6 {3374#(and (= 0 |main_#t~mem10.base|) (= 0 |main_#t~mem10.offset|))} is VALID [2020-07-18 05:15:56,533 INFO L280 TraceCheckUtils]: 85: Hoare triple {3374#(and (= 0 |main_#t~mem10.base|) (= 0 |main_#t~mem10.offset|))} assume 0 != #t~mem10.base || 0 != #t~mem10.offset; {3309#false} is VALID [2020-07-18 05:15:56,533 INFO L280 TraceCheckUtils]: 86: Hoare triple {3309#false} havoc #t~mem10.base, #t~mem10.offset; {3309#false} is VALID [2020-07-18 05:15:56,533 INFO L280 TraceCheckUtils]: 87: Hoare triple {3309#false} assume !false; {3309#false} is VALID [2020-07-18 05:15:56,545 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-18 05:15:56,545 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [570673910] [2020-07-18 05:15:56,545 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 05:15:56,545 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-07-18 05:15:56,546 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023532198] [2020-07-18 05:15:56,546 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 88 [2020-07-18 05:15:56,547 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:15:56,547 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states. [2020-07-18 05:15:56,621 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 75 edges. 75 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:56,622 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-18 05:15:56,622 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:15:56,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-18 05:15:56,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-07-18 05:15:56,623 INFO L87 Difference]: Start difference. First operand 78 states and 82 transitions. Second operand 10 states. [2020-07-18 05:15:58,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:58,198 INFO L93 Difference]: Finished difference Result 114 states and 122 transitions. [2020-07-18 05:15:58,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-18 05:15:58,198 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 88 [2020-07-18 05:15:58,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:15:58,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 05:15:58,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 98 transitions. [2020-07-18 05:15:58,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-18 05:15:58,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 98 transitions. [2020-07-18 05:15:58,204 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 98 transitions. [2020-07-18 05:15:58,342 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 05:15:58,345 INFO L225 Difference]: With dead ends: 114 [2020-07-18 05:15:58,346 INFO L226 Difference]: Without dead ends: 109 [2020-07-18 05:15:58,346 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=104, Invalid=316, Unknown=0, NotChecked=0, Total=420 [2020-07-18 05:15:58,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-07-18 05:15:58,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 84. [2020-07-18 05:15:58,530 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:15:58,531 INFO L82 GeneralOperation]: Start isEquivalent. First operand 109 states. Second operand 84 states. [2020-07-18 05:15:58,531 INFO L74 IsIncluded]: Start isIncluded. First operand 109 states. Second operand 84 states. [2020-07-18 05:15:58,531 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 84 states. [2020-07-18 05:15:58,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:58,536 INFO L93 Difference]: Finished difference Result 109 states and 117 transitions. [2020-07-18 05:15:58,536 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 117 transitions. [2020-07-18 05:15:58,537 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:15:58,537 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:15:58,537 INFO L74 IsIncluded]: Start isIncluded. First operand 84 states. Second operand 109 states. [2020-07-18 05:15:58,537 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 109 states. [2020-07-18 05:15:58,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:15:58,542 INFO L93 Difference]: Finished difference Result 109 states and 117 transitions. [2020-07-18 05:15:58,542 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 117 transitions. [2020-07-18 05:15:58,542 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:15:58,543 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:15:58,543 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:15:58,543 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:15:58,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-07-18 05:15:58,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 89 transitions. [2020-07-18 05:15:58,546 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 89 transitions. Word has length 88 [2020-07-18 05:15:58,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:15:58,546 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 89 transitions. [2020-07-18 05:15:58,547 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-18 05:15:58,547 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 84 states and 89 transitions. [2020-07-18 05:15:58,704 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 05:15:58,705 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 89 transitions. [2020-07-18 05:15:58,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-07-18 05:15:58,706 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:15:58,707 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:15:58,707 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-07-18 05:15:58,707 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:15:58,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:15:58,708 INFO L82 PathProgramCache]: Analyzing trace with hash 131916194, now seen corresponding path program 1 times [2020-07-18 05:15:58,708 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:15:58,708 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [579821453] [2020-07-18 05:15:58,708 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:15:58,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:58,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:58,845 INFO L280 TraceCheckUtils]: 0: Hoare triple {4092#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {4024#true} is VALID [2020-07-18 05:15:58,845 INFO L280 TraceCheckUtils]: 1: Hoare triple {4024#true} #valid := #valid[0 := 0]; {4024#true} is VALID [2020-07-18 05:15:58,845 INFO L280 TraceCheckUtils]: 2: Hoare triple {4024#true} assume 0 < #StackHeapBarrier; {4024#true} is VALID [2020-07-18 05:15:58,845 INFO L280 TraceCheckUtils]: 3: Hoare triple {4024#true} assume true; {4024#true} is VALID [2020-07-18 05:15:58,846 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4024#true} {4024#true} #143#return; {4024#true} is VALID [2020-07-18 05:15:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:59,194 INFO L280 TraceCheckUtils]: 0: Hoare triple {4093#(and (= |#valid| |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; {4024#true} is VALID [2020-07-18 05:15:59,194 INFO L280 TraceCheckUtils]: 1: Hoare triple {4024#true} ~data := #in~data; {4024#true} is VALID [2020-07-18 05:15:59,194 INFO L280 TraceCheckUtils]: 2: Hoare triple {4024#true} ~head~0.base, ~head~0.offset := 0, 0; {4024#true} is VALID [2020-07-18 05:15:59,195 INFO L280 TraceCheckUtils]: 3: Hoare triple {4024#true} assume !!(~len > 0); {4024#true} is VALID [2020-07-18 05:15:59,196 INFO L280 TraceCheckUtils]: 4: Hoare triple {4024#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {4094#(and (= 0 |dll_create_#t~malloc3.offset|) (= 1 (select |#valid| |dll_create_#t~malloc3.base|)))} is VALID [2020-07-18 05:15:59,196 INFO L280 TraceCheckUtils]: 5: Hoare triple {4094#(and (= 0 |dll_create_#t~malloc3.offset|) (= 1 (select |#valid| |dll_create_#t~malloc3.base|)))} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {4095#(and (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:15:59,197 INFO L280 TraceCheckUtils]: 6: Hoare triple {4095#(and (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:15:59,198 INFO L280 TraceCheckUtils]: 7: Hoare triple {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:15:59,199 INFO L280 TraceCheckUtils]: 8: Hoare triple {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:15:59,199 INFO L280 TraceCheckUtils]: 9: Hoare triple {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:15:59,200 INFO L280 TraceCheckUtils]: 10: Hoare triple {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} assume !(~head~0.base != 0 || ~head~0.offset != 0); {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:15:59,201 INFO L280 TraceCheckUtils]: 11: Hoare triple {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:15:59,201 INFO L280 TraceCheckUtils]: 12: Hoare triple {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} #t~post4 := ~len; {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:15:59,202 INFO L280 TraceCheckUtils]: 13: Hoare triple {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} ~len := #t~post4 - 1; {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:15:59,203 INFO L280 TraceCheckUtils]: 14: Hoare triple {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} havoc #t~post4; {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:15:59,203 INFO L280 TraceCheckUtils]: 15: Hoare triple {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} assume !!(~len > 0); {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:15:59,204 INFO L280 TraceCheckUtils]: 16: Hoare triple {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {4098#(and (= 0 |dll_create_#t~malloc3.offset|) (not (= 0 dll_create_~head~0.base)) (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base)))} is VALID [2020-07-18 05:15:59,205 INFO L280 TraceCheckUtils]: 17: Hoare triple {4098#(and (= 0 |dll_create_#t~malloc3.offset|) (not (= 0 dll_create_~head~0.base)) (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base)))} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {4099#(and (= 0 dll_create_~new_head~0.offset) (not (= 0 dll_create_~head~0.base)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} is VALID [2020-07-18 05:15:59,205 INFO L280 TraceCheckUtils]: 18: Hoare triple {4099#(and (= 0 dll_create_~new_head~0.offset) (not (= 0 dll_create_~head~0.base)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4099#(and (= 0 dll_create_~new_head~0.offset) (not (= 0 dll_create_~head~0.base)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} is VALID [2020-07-18 05:15:59,206 INFO L280 TraceCheckUtils]: 19: Hoare triple {4099#(and (= 0 dll_create_~new_head~0.offset) (not (= 0 dll_create_~head~0.base)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {4099#(and (= 0 dll_create_~new_head~0.offset) (not (= 0 dll_create_~head~0.base)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} is VALID [2020-07-18 05:15:59,207 INFO L280 TraceCheckUtils]: 20: Hoare triple {4099#(and (= 0 dll_create_~new_head~0.offset) (not (= 0 dll_create_~head~0.base)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {4100#(and (= 0 dll_create_~new_head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0)))} is VALID [2020-07-18 05:15:59,209 INFO L280 TraceCheckUtils]: 21: Hoare triple {4100#(and (= 0 dll_create_~new_head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0)))} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {4100#(and (= 0 dll_create_~new_head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0)))} is VALID [2020-07-18 05:15:59,209 INFO L280 TraceCheckUtils]: 22: Hoare triple {4100#(and (= 0 dll_create_~new_head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0)))} assume ~head~0.base != 0 || ~head~0.offset != 0; {4100#(and (= 0 dll_create_~new_head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0)))} is VALID [2020-07-18 05:15:59,210 INFO L280 TraceCheckUtils]: 23: Hoare triple {4100#(and (= 0 dll_create_~new_head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0)))} SUMMARY for call write~$Pointer$(~new_head~0.base, ~new_head~0.offset, ~head~0.base, 8 + ~head~0.offset, 4); srcloc: L585 {4101#(and (= 0 dll_create_~new_head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)) 0)))} is VALID [2020-07-18 05:15:59,211 INFO L280 TraceCheckUtils]: 24: Hoare triple {4101#(and (= 0 dll_create_~new_head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)) 0)))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} is VALID [2020-07-18 05:15:59,212 INFO L280 TraceCheckUtils]: 25: Hoare triple {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} #t~post4 := ~len; {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} is VALID [2020-07-18 05:15:59,213 INFO L280 TraceCheckUtils]: 26: Hoare triple {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} ~len := #t~post4 - 1; {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} is VALID [2020-07-18 05:15:59,213 INFO L280 TraceCheckUtils]: 27: Hoare triple {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} havoc #t~post4; {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} is VALID [2020-07-18 05:15:59,214 INFO L280 TraceCheckUtils]: 28: Hoare triple {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} assume !(~len > 0); {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} is VALID [2020-07-18 05:15:59,215 INFO L280 TraceCheckUtils]: 29: Hoare triple {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {4103#(and (not (= (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4) 0)) (= 0 |dll_create_#res.offset|))} is VALID [2020-07-18 05:15:59,215 INFO L280 TraceCheckUtils]: 30: Hoare triple {4103#(and (not (= (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4) 0)) (= 0 |dll_create_#res.offset|))} assume true; {4103#(and (not (= (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4) 0)) (= 0 |dll_create_#res.offset|))} is VALID [2020-07-18 05:15:59,216 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {4103#(and (not (= (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4) 0)) (= 0 |dll_create_#res.offset|))} {4024#true} #137#return; {4063#(and (= 0 |main_#t~ret8.offset|) (not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~ret8.base|) 4))))} is VALID [2020-07-18 05:15:59,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:59,476 INFO L280 TraceCheckUtils]: 0: Hoare triple {4104#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4105#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:15:59,477 INFO L280 TraceCheckUtils]: 1: Hoare triple {4105#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {4106#(and (or (and (= (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 |dll_remove_first_#t~mem5.offset|))) (or (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.offset|) (= 0 |dll_remove_first_#t~mem5.offset|)))} is VALID [2020-07-18 05:15:59,479 INFO L280 TraceCheckUtils]: 2: Hoare triple {4106#(and (or (and (= (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 |dll_remove_first_#t~mem5.offset|))) (or (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.offset|) (= 0 |dll_remove_first_#t~mem5.offset|)))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {4107#(or (= |dll_remove_first_#t~mem6.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,479 INFO L280 TraceCheckUtils]: 3: Hoare triple {4107#(or (= |dll_remove_first_#t~mem6.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {4108#(or (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,480 INFO L280 TraceCheckUtils]: 4: Hoare triple {4108#(or (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} havoc #t~mem6.base, #t~mem6.offset; {4108#(or (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,480 INFO L280 TraceCheckUtils]: 5: Hoare triple {4108#(or (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} havoc #t~mem5.base, #t~mem5.offset; {4108#(or (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,481 INFO L280 TraceCheckUtils]: 6: Hoare triple {4108#(or (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,482 INFO L280 TraceCheckUtils]: 7: Hoare triple {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,482 INFO L280 TraceCheckUtils]: 8: Hoare triple {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,483 INFO L280 TraceCheckUtils]: 9: Hoare triple {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} havoc #t~mem7.base, #t~mem7.offset; {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,483 INFO L280 TraceCheckUtils]: 10: Hoare triple {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,484 INFO L280 TraceCheckUtils]: 11: Hoare triple {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} assume true; {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,485 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} {4064#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} #139#return; {4025#false} is VALID [2020-07-18 05:15:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:15:59,498 INFO L280 TraceCheckUtils]: 0: Hoare triple {4104#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4024#true} is VALID [2020-07-18 05:15:59,498 INFO L280 TraceCheckUtils]: 1: Hoare triple {4024#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {4024#true} is VALID [2020-07-18 05:15:59,499 INFO L280 TraceCheckUtils]: 2: Hoare triple {4024#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {4024#true} is VALID [2020-07-18 05:15:59,499 INFO L280 TraceCheckUtils]: 3: Hoare triple {4024#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {4024#true} is VALID [2020-07-18 05:15:59,499 INFO L280 TraceCheckUtils]: 4: Hoare triple {4024#true} havoc #t~mem6.base, #t~mem6.offset; {4024#true} is VALID [2020-07-18 05:15:59,499 INFO L280 TraceCheckUtils]: 5: Hoare triple {4024#true} havoc #t~mem5.base, #t~mem5.offset; {4024#true} is VALID [2020-07-18 05:15:59,499 INFO L280 TraceCheckUtils]: 6: Hoare triple {4024#true} assume ~temp~1.base != 0 || ~temp~1.offset != 0; {4024#true} is VALID [2020-07-18 05:15:59,500 INFO L280 TraceCheckUtils]: 7: Hoare triple {4024#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~1.base, 8 + ~temp~1.offset, 4); srcloc: L595 {4024#true} is VALID [2020-07-18 05:15:59,500 INFO L280 TraceCheckUtils]: 8: Hoare triple {4024#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {4024#true} is VALID [2020-07-18 05:15:59,500 INFO L280 TraceCheckUtils]: 9: Hoare triple {4024#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {4024#true} is VALID [2020-07-18 05:15:59,500 INFO L280 TraceCheckUtils]: 10: Hoare triple {4024#true} havoc #t~mem7.base, #t~mem7.offset; {4024#true} is VALID [2020-07-18 05:15:59,500 INFO L280 TraceCheckUtils]: 11: Hoare triple {4024#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {4024#true} is VALID [2020-07-18 05:15:59,501 INFO L280 TraceCheckUtils]: 12: Hoare triple {4024#true} assume true; {4024#true} is VALID [2020-07-18 05:15:59,501 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {4024#true} {4025#false} #139#return; {4025#false} is VALID [2020-07-18 05:15:59,502 INFO L263 TraceCheckUtils]: 0: Hoare triple {4024#true} call ULTIMATE.init(); {4092#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:15:59,502 INFO L280 TraceCheckUtils]: 1: Hoare triple {4092#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {4024#true} is VALID [2020-07-18 05:15:59,502 INFO L280 TraceCheckUtils]: 2: Hoare triple {4024#true} #valid := #valid[0 := 0]; {4024#true} is VALID [2020-07-18 05:15:59,502 INFO L280 TraceCheckUtils]: 3: Hoare triple {4024#true} assume 0 < #StackHeapBarrier; {4024#true} is VALID [2020-07-18 05:15:59,502 INFO L280 TraceCheckUtils]: 4: Hoare triple {4024#true} assume true; {4024#true} is VALID [2020-07-18 05:15:59,503 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4024#true} {4024#true} #143#return; {4024#true} is VALID [2020-07-18 05:15:59,503 INFO L263 TraceCheckUtils]: 6: Hoare triple {4024#true} call #t~ret11 := main(); {4024#true} is VALID [2020-07-18 05:15:59,503 INFO L280 TraceCheckUtils]: 7: Hoare triple {4024#true} ~len~0 := 2; {4024#true} is VALID [2020-07-18 05:15:59,503 INFO L280 TraceCheckUtils]: 8: Hoare triple {4024#true} ~data~0 := 1; {4024#true} is VALID [2020-07-18 05:15:59,503 INFO L280 TraceCheckUtils]: 9: Hoare triple {4024#true} SUMMARY for call ~#s~0.base, ~#s~0.offset := #Ultimate.allocOnStack(4); srcloc: L603 {4024#true} is VALID [2020-07-18 05:15:59,505 INFO L263 TraceCheckUtils]: 10: Hoare triple {4024#true} call #t~ret8.base, #t~ret8.offset := dll_create(~len~0, ~data~0); {4093#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:59,505 INFO L280 TraceCheckUtils]: 11: Hoare triple {4093#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {4024#true} is VALID [2020-07-18 05:15:59,505 INFO L280 TraceCheckUtils]: 12: Hoare triple {4024#true} ~data := #in~data; {4024#true} is VALID [2020-07-18 05:15:59,506 INFO L280 TraceCheckUtils]: 13: Hoare triple {4024#true} ~head~0.base, ~head~0.offset := 0, 0; {4024#true} is VALID [2020-07-18 05:15:59,506 INFO L280 TraceCheckUtils]: 14: Hoare triple {4024#true} assume !!(~len > 0); {4024#true} is VALID [2020-07-18 05:15:59,508 INFO L280 TraceCheckUtils]: 15: Hoare triple {4024#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {4094#(and (= 0 |dll_create_#t~malloc3.offset|) (= 1 (select |#valid| |dll_create_#t~malloc3.base|)))} is VALID [2020-07-18 05:15:59,509 INFO L280 TraceCheckUtils]: 16: Hoare triple {4094#(and (= 0 |dll_create_#t~malloc3.offset|) (= 1 (select |#valid| |dll_create_#t~malloc3.base|)))} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {4095#(and (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:15:59,509 INFO L280 TraceCheckUtils]: 17: Hoare triple {4095#(and (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:15:59,510 INFO L280 TraceCheckUtils]: 18: Hoare triple {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:15:59,511 INFO L280 TraceCheckUtils]: 19: Hoare triple {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:15:59,512 INFO L280 TraceCheckUtils]: 20: Hoare triple {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:15:59,513 INFO L280 TraceCheckUtils]: 21: Hoare triple {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} assume !(~head~0.base != 0 || ~head~0.offset != 0); {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:15:59,513 INFO L280 TraceCheckUtils]: 22: Hoare triple {4096#(and (= 1 (select |#valid| dll_create_~new_head~0.base)) (not (= 0 dll_create_~new_head~0.base)))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:15:59,514 INFO L280 TraceCheckUtils]: 23: Hoare triple {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} #t~post4 := ~len; {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:15:59,515 INFO L280 TraceCheckUtils]: 24: Hoare triple {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} ~len := #t~post4 - 1; {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:15:59,515 INFO L280 TraceCheckUtils]: 25: Hoare triple {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} havoc #t~post4; {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:15:59,516 INFO L280 TraceCheckUtils]: 26: Hoare triple {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} assume !!(~len > 0); {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:15:59,517 INFO L280 TraceCheckUtils]: 27: Hoare triple {4097#(and (not (= 0 dll_create_~head~0.base)) (= (select |#valid| dll_create_~head~0.base) 1))} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {4098#(and (= 0 |dll_create_#t~malloc3.offset|) (not (= 0 dll_create_~head~0.base)) (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base)))} is VALID [2020-07-18 05:15:59,517 INFO L280 TraceCheckUtils]: 28: Hoare triple {4098#(and (= 0 |dll_create_#t~malloc3.offset|) (not (= 0 dll_create_~head~0.base)) (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base)))} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {4099#(and (= 0 dll_create_~new_head~0.offset) (not (= 0 dll_create_~head~0.base)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} is VALID [2020-07-18 05:15:59,518 INFO L280 TraceCheckUtils]: 29: Hoare triple {4099#(and (= 0 dll_create_~new_head~0.offset) (not (= 0 dll_create_~head~0.base)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4099#(and (= 0 dll_create_~new_head~0.offset) (not (= 0 dll_create_~head~0.base)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} is VALID [2020-07-18 05:15:59,519 INFO L280 TraceCheckUtils]: 30: Hoare triple {4099#(and (= 0 dll_create_~new_head~0.offset) (not (= 0 dll_create_~head~0.base)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {4099#(and (= 0 dll_create_~new_head~0.offset) (not (= 0 dll_create_~head~0.base)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} is VALID [2020-07-18 05:15:59,520 INFO L280 TraceCheckUtils]: 31: Hoare triple {4099#(and (= 0 dll_create_~new_head~0.offset) (not (= 0 dll_create_~head~0.base)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {4100#(and (= 0 dll_create_~new_head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0)))} is VALID [2020-07-18 05:15:59,521 INFO L280 TraceCheckUtils]: 32: Hoare triple {4100#(and (= 0 dll_create_~new_head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0)))} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {4100#(and (= 0 dll_create_~new_head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0)))} is VALID [2020-07-18 05:15:59,523 INFO L280 TraceCheckUtils]: 33: Hoare triple {4100#(and (= 0 dll_create_~new_head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0)))} assume ~head~0.base != 0 || ~head~0.offset != 0; {4100#(and (= 0 dll_create_~new_head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0)))} is VALID [2020-07-18 05:15:59,524 INFO L280 TraceCheckUtils]: 34: Hoare triple {4100#(and (= 0 dll_create_~new_head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0)))} SUMMARY for call write~$Pointer$(~new_head~0.base, ~new_head~0.offset, ~head~0.base, 8 + ~head~0.offset, 4); srcloc: L585 {4101#(and (= 0 dll_create_~new_head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)) 0)))} is VALID [2020-07-18 05:15:59,525 INFO L280 TraceCheckUtils]: 35: Hoare triple {4101#(and (= 0 dll_create_~new_head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)) 0)))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} is VALID [2020-07-18 05:15:59,525 INFO L280 TraceCheckUtils]: 36: Hoare triple {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} #t~post4 := ~len; {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} is VALID [2020-07-18 05:15:59,526 INFO L280 TraceCheckUtils]: 37: Hoare triple {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} ~len := #t~post4 - 1; {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} is VALID [2020-07-18 05:15:59,527 INFO L280 TraceCheckUtils]: 38: Hoare triple {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} havoc #t~post4; {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} is VALID [2020-07-18 05:15:59,527 INFO L280 TraceCheckUtils]: 39: Hoare triple {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} assume !(~len > 0); {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} is VALID [2020-07-18 05:15:59,528 INFO L280 TraceCheckUtils]: 40: Hoare triple {4102#(and (= 0 dll_create_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0)))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {4103#(and (not (= (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4) 0)) (= 0 |dll_create_#res.offset|))} is VALID [2020-07-18 05:15:59,529 INFO L280 TraceCheckUtils]: 41: Hoare triple {4103#(and (not (= (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4) 0)) (= 0 |dll_create_#res.offset|))} assume true; {4103#(and (not (= (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4) 0)) (= 0 |dll_create_#res.offset|))} is VALID [2020-07-18 05:15:59,530 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {4103#(and (not (= (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4) 0)) (= 0 |dll_create_#res.offset|))} {4024#true} #137#return; {4063#(and (= 0 |main_#t~ret8.offset|) (not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~ret8.base|) 4))))} is VALID [2020-07-18 05:15:59,531 INFO L280 TraceCheckUtils]: 43: Hoare triple {4063#(and (= 0 |main_#t~ret8.offset|) (not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~ret8.base|) 4))))} SUMMARY for call write~init~$Pointer$(#t~ret8.base, #t~ret8.offset, ~#s~0.base, ~#s~0.offset, 4); srcloc: L603-2 {4064#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:15:59,532 INFO L280 TraceCheckUtils]: 44: Hoare triple {4064#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} havoc #t~ret8.base, #t~ret8.offset; {4064#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:15:59,533 INFO L280 TraceCheckUtils]: 45: Hoare triple {4064#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} havoc ~i~0; {4064#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:15:59,533 INFO L280 TraceCheckUtils]: 46: Hoare triple {4064#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} ~i~0 := ~len~0 - 1; {4064#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:15:59,534 INFO L280 TraceCheckUtils]: 47: Hoare triple {4064#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} assume !!(~i~0 >= 0); {4064#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:15:59,535 INFO L263 TraceCheckUtils]: 48: Hoare triple {4064#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} call dll_remove_first(~#s~0.base, ~#s~0.offset); {4104#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:59,536 INFO L280 TraceCheckUtils]: 49: Hoare triple {4104#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4105#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:15:59,537 INFO L280 TraceCheckUtils]: 50: Hoare triple {4105#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {4106#(and (or (and (= (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 |dll_remove_first_#t~mem5.offset|))) (or (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.offset|) (= 0 |dll_remove_first_#t~mem5.offset|)))} is VALID [2020-07-18 05:15:59,538 INFO L280 TraceCheckUtils]: 51: Hoare triple {4106#(and (or (and (= (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 0 |dll_remove_first_#t~mem5.offset|))) (or (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.offset|) (= 0 |dll_remove_first_#t~mem5.offset|)))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {4107#(or (= |dll_remove_first_#t~mem6.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,539 INFO L280 TraceCheckUtils]: 52: Hoare triple {4107#(or (= |dll_remove_first_#t~mem6.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {4108#(or (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,540 INFO L280 TraceCheckUtils]: 53: Hoare triple {4108#(or (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} havoc #t~mem6.base, #t~mem6.offset; {4108#(or (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,540 INFO L280 TraceCheckUtils]: 54: Hoare triple {4108#(or (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} havoc #t~mem5.base, #t~mem5.offset; {4108#(or (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,541 INFO L280 TraceCheckUtils]: 55: Hoare triple {4108#(or (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,542 INFO L280 TraceCheckUtils]: 56: Hoare triple {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,542 INFO L280 TraceCheckUtils]: 57: Hoare triple {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,543 INFO L280 TraceCheckUtils]: 58: Hoare triple {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} havoc #t~mem7.base, #t~mem7.offset; {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,543 INFO L280 TraceCheckUtils]: 59: Hoare triple {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,544 INFO L280 TraceCheckUtils]: 60: Hoare triple {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} assume true; {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:15:59,545 INFO L275 TraceCheckUtils]: 61: Hoare quadruple {4109#(or (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} {4064#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} #139#return; {4025#false} is VALID [2020-07-18 05:15:59,545 INFO L280 TraceCheckUtils]: 62: Hoare triple {4025#false} #t~post9 := ~i~0; {4025#false} is VALID [2020-07-18 05:15:59,545 INFO L280 TraceCheckUtils]: 63: Hoare triple {4025#false} ~i~0 := #t~post9 - 1; {4025#false} is VALID [2020-07-18 05:15:59,545 INFO L280 TraceCheckUtils]: 64: Hoare triple {4025#false} havoc #t~post9; {4025#false} is VALID [2020-07-18 05:15:59,546 INFO L280 TraceCheckUtils]: 65: Hoare triple {4025#false} assume !!(~i~0 >= 0); {4025#false} is VALID [2020-07-18 05:15:59,546 INFO L263 TraceCheckUtils]: 66: Hoare triple {4025#false} call dll_remove_first(~#s~0.base, ~#s~0.offset); {4104#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:15:59,546 INFO L280 TraceCheckUtils]: 67: Hoare triple {4104#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4024#true} is VALID [2020-07-18 05:15:59,546 INFO L280 TraceCheckUtils]: 68: Hoare triple {4024#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {4024#true} is VALID [2020-07-18 05:15:59,546 INFO L280 TraceCheckUtils]: 69: Hoare triple {4024#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {4024#true} is VALID [2020-07-18 05:15:59,547 INFO L280 TraceCheckUtils]: 70: Hoare triple {4024#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {4024#true} is VALID [2020-07-18 05:15:59,547 INFO L280 TraceCheckUtils]: 71: Hoare triple {4024#true} havoc #t~mem6.base, #t~mem6.offset; {4024#true} is VALID [2020-07-18 05:15:59,547 INFO L280 TraceCheckUtils]: 72: Hoare triple {4024#true} havoc #t~mem5.base, #t~mem5.offset; {4024#true} is VALID [2020-07-18 05:15:59,547 INFO L280 TraceCheckUtils]: 73: Hoare triple {4024#true} assume ~temp~1.base != 0 || ~temp~1.offset != 0; {4024#true} is VALID [2020-07-18 05:15:59,547 INFO L280 TraceCheckUtils]: 74: Hoare triple {4024#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~1.base, 8 + ~temp~1.offset, 4); srcloc: L595 {4024#true} is VALID [2020-07-18 05:15:59,548 INFO L280 TraceCheckUtils]: 75: Hoare triple {4024#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {4024#true} is VALID [2020-07-18 05:15:59,548 INFO L280 TraceCheckUtils]: 76: Hoare triple {4024#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {4024#true} is VALID [2020-07-18 05:15:59,548 INFO L280 TraceCheckUtils]: 77: Hoare triple {4024#true} havoc #t~mem7.base, #t~mem7.offset; {4024#true} is VALID [2020-07-18 05:15:59,548 INFO L280 TraceCheckUtils]: 78: Hoare triple {4024#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {4024#true} is VALID [2020-07-18 05:15:59,548 INFO L280 TraceCheckUtils]: 79: Hoare triple {4024#true} assume true; {4024#true} is VALID [2020-07-18 05:15:59,548 INFO L275 TraceCheckUtils]: 80: Hoare quadruple {4024#true} {4025#false} #139#return; {4025#false} is VALID [2020-07-18 05:15:59,549 INFO L280 TraceCheckUtils]: 81: Hoare triple {4025#false} #t~post9 := ~i~0; {4025#false} is VALID [2020-07-18 05:15:59,549 INFO L280 TraceCheckUtils]: 82: Hoare triple {4025#false} ~i~0 := #t~post9 - 1; {4025#false} is VALID [2020-07-18 05:15:59,549 INFO L280 TraceCheckUtils]: 83: Hoare triple {4025#false} havoc #t~post9; {4025#false} is VALID [2020-07-18 05:15:59,549 INFO L280 TraceCheckUtils]: 84: Hoare triple {4025#false} assume !(~i~0 >= 0); {4025#false} is VALID [2020-07-18 05:15:59,549 INFO L280 TraceCheckUtils]: 85: Hoare triple {4025#false} SUMMARY for call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4); srcloc: L605-6 {4025#false} is VALID [2020-07-18 05:15:59,549 INFO L280 TraceCheckUtils]: 86: Hoare triple {4025#false} assume 0 != #t~mem10.base || 0 != #t~mem10.offset; {4025#false} is VALID [2020-07-18 05:15:59,550 INFO L280 TraceCheckUtils]: 87: Hoare triple {4025#false} havoc #t~mem10.base, #t~mem10.offset; {4025#false} is VALID [2020-07-18 05:15:59,550 INFO L280 TraceCheckUtils]: 88: Hoare triple {4025#false} assume !false; {4025#false} is VALID [2020-07-18 05:15:59,570 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-18 05:15:59,570 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [579821453] [2020-07-18 05:15:59,571 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:15:59,571 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-07-18 05:15:59,571 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494720895] [2020-07-18 05:15:59,572 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 89 [2020-07-18 05:15:59,572 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:15:59,572 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 22 states. [2020-07-18 05:15:59,679 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 86 edges. 86 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:15:59,679 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-07-18 05:15:59,679 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:15:59,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-07-18 05:15:59,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=419, Unknown=0, NotChecked=0, Total=462 [2020-07-18 05:15:59,680 INFO L87 Difference]: Start difference. First operand 84 states and 89 transitions. Second operand 22 states. [2020-07-18 05:16:04,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:04,694 INFO L93 Difference]: Finished difference Result 127 states and 133 transitions. [2020-07-18 05:16:04,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-07-18 05:16:04,694 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 89 [2020-07-18 05:16:04,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:16:04,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2020-07-18 05:16:04,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 119 transitions. [2020-07-18 05:16:04,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2020-07-18 05:16:04,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 119 transitions. [2020-07-18 05:16:04,702 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 32 states and 119 transitions. [2020-07-18 05:16:04,869 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 119 edges. 119 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:04,873 INFO L225 Difference]: With dead ends: 127 [2020-07-18 05:16:04,873 INFO L226 Difference]: Without dead ends: 93 [2020-07-18 05:16:04,874 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 10 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=297, Invalid=1865, Unknown=0, NotChecked=0, Total=2162 [2020-07-18 05:16:04,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-07-18 05:16:05,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 84. [2020-07-18 05:16:05,154 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:16:05,155 INFO L82 GeneralOperation]: Start isEquivalent. First operand 93 states. Second operand 84 states. [2020-07-18 05:16:05,155 INFO L74 IsIncluded]: Start isIncluded. First operand 93 states. Second operand 84 states. [2020-07-18 05:16:05,155 INFO L87 Difference]: Start difference. First operand 93 states. Second operand 84 states. [2020-07-18 05:16:05,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:05,159 INFO L93 Difference]: Finished difference Result 93 states and 97 transitions. [2020-07-18 05:16:05,160 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 97 transitions. [2020-07-18 05:16:05,160 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:05,160 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:05,160 INFO L74 IsIncluded]: Start isIncluded. First operand 84 states. Second operand 93 states. [2020-07-18 05:16:05,161 INFO L87 Difference]: Start difference. First operand 84 states. Second operand 93 states. [2020-07-18 05:16:05,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:05,164 INFO L93 Difference]: Finished difference Result 93 states and 97 transitions. [2020-07-18 05:16:05,164 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 97 transitions. [2020-07-18 05:16:05,165 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:05,165 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:05,165 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:16:05,165 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:16:05,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-07-18 05:16:05,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 88 transitions. [2020-07-18 05:16:05,168 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 88 transitions. Word has length 89 [2020-07-18 05:16:05,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:16:05,169 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 88 transitions. [2020-07-18 05:16:05,169 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-07-18 05:16:05,169 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 84 states and 88 transitions. [2020-07-18 05:16:05,341 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 05:16:05,342 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 88 transitions. [2020-07-18 05:16:05,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-07-18 05:16:05,343 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:16:05,344 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, 1, 1, 1, 1, 1, 1, 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 05:16:05,344 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-07-18 05:16:05,344 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:16:05,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:16:05,345 INFO L82 PathProgramCache]: Analyzing trace with hash 1167974453, now seen corresponding path program 1 times [2020-07-18 05:16:05,345 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:16:05,345 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1721129284] [2020-07-18 05:16:05,346 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:16:05,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:05,694 INFO L280 TraceCheckUtils]: 0: Hoare triple {4845#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {4774#true} is VALID [2020-07-18 05:16:05,694 INFO L280 TraceCheckUtils]: 1: Hoare triple {4774#true} #valid := #valid[0 := 0]; {4774#true} is VALID [2020-07-18 05:16:05,695 INFO L280 TraceCheckUtils]: 2: Hoare triple {4774#true} assume 0 < #StackHeapBarrier; {4774#true} is VALID [2020-07-18 05:16:05,695 INFO L280 TraceCheckUtils]: 3: Hoare triple {4774#true} assume true; {4774#true} is VALID [2020-07-18 05:16:05,695 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {4774#true} {4774#true} #143#return; {4774#true} is VALID [2020-07-18 05:16:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:06,576 INFO L280 TraceCheckUtils]: 0: Hoare triple {4846#(and (= |#valid| |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; {4847#(= |#valid| |old(#valid)|)} is VALID [2020-07-18 05:16:06,577 INFO L280 TraceCheckUtils]: 1: Hoare triple {4847#(= |#valid| |old(#valid)|)} ~data := #in~data; {4847#(= |#valid| |old(#valid)|)} is VALID [2020-07-18 05:16:06,578 INFO L280 TraceCheckUtils]: 2: Hoare triple {4847#(= |#valid| |old(#valid)|)} ~head~0.base, ~head~0.offset := 0, 0; {4848#(and (= |#valid| |old(#valid)|) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:16:06,578 INFO L280 TraceCheckUtils]: 3: Hoare triple {4848#(and (= |#valid| |old(#valid)|) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base))} assume !!(~len > 0); {4848#(and (= |#valid| |old(#valid)|) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:16:06,586 INFO L280 TraceCheckUtils]: 4: Hoare triple {4848#(and (= |#valid| |old(#valid)|) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base))} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {4849#(and (= 0 |dll_create_#t~malloc3.offset|) (= 1 (select |#valid| |dll_create_#t~malloc3.base|)) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 0 (select |old(#valid)| |dll_create_#t~malloc3.base|)))} is VALID [2020-07-18 05:16:06,588 INFO L280 TraceCheckUtils]: 5: Hoare triple {4849#(and (= 0 |dll_create_#t~malloc3.offset|) (= 1 (select |#valid| |dll_create_#t~malloc3.base|)) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 0 (select |old(#valid)| |dll_create_#t~malloc3.base|)))} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {4850#(and (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 1 (select |#valid| dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:16:06,591 INFO L280 TraceCheckUtils]: 6: Hoare triple {4850#(and (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 1 (select |#valid| dll_create_~new_head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4850#(and (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 1 (select |#valid| dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:16:06,592 INFO L280 TraceCheckUtils]: 7: Hoare triple {4850#(and (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 1 (select |#valid| dll_create_~new_head~0.base)))} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {4850#(and (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 1 (select |#valid| dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:16:06,599 INFO L280 TraceCheckUtils]: 8: Hoare triple {4850#(and (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 1 (select |#valid| dll_create_~new_head~0.base)))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {4851#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0) (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:16:06,601 INFO L280 TraceCheckUtils]: 9: Hoare triple {4851#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0) (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {4851#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0) (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:16:06,602 INFO L280 TraceCheckUtils]: 10: Hoare triple {4851#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0) (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} assume !(~head~0.base != 0 || ~head~0.offset != 0); {4851#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0) (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:16:06,603 INFO L280 TraceCheckUtils]: 11: Hoare triple {4851#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0) (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:16:06,603 INFO L280 TraceCheckUtils]: 12: Hoare triple {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} #t~post4 := ~len; {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:16:06,604 INFO L280 TraceCheckUtils]: 13: Hoare triple {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} ~len := #t~post4 - 1; {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:16:06,604 INFO L280 TraceCheckUtils]: 14: Hoare triple {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} havoc #t~post4; {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:16:06,605 INFO L280 TraceCheckUtils]: 15: Hoare triple {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} assume !!(~len > 0); {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:16:06,606 INFO L280 TraceCheckUtils]: 16: Hoare triple {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {4853#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= 0 |dll_create_#t~malloc3.offset|) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base)))} is VALID [2020-07-18 05:16:06,607 INFO L280 TraceCheckUtils]: 17: Hoare triple {4853#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= 0 |dll_create_#t~malloc3.offset|) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base)))} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {4854#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} is VALID [2020-07-18 05:16:06,608 INFO L280 TraceCheckUtils]: 18: Hoare triple {4854#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4854#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} is VALID [2020-07-18 05:16:06,609 INFO L280 TraceCheckUtils]: 19: Hoare triple {4854#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {4854#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} is VALID [2020-07-18 05:16:06,610 INFO L280 TraceCheckUtils]: 20: Hoare triple {4854#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {4855#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= 0 (select |old(#valid)| (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)))) (= 0 dll_create_~new_head~0.offset) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) dll_create_~head~0.base) (not (= 0 (+ dll_create_~head~0.offset 4))) (= 0 (select (select (store |#memory_$Pointer$.base| dll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0)) dll_create_~head~0.base) 4)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0)) dll_create_~head~0.base) 4)))} is VALID [2020-07-18 05:16:06,612 INFO L280 TraceCheckUtils]: 21: Hoare triple {4855#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= 0 (select |old(#valid)| (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)))) (= 0 dll_create_~new_head~0.offset) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) dll_create_~head~0.base) (not (= 0 (+ dll_create_~head~0.offset 4))) (= 0 (select (select (store |#memory_$Pointer$.base| dll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0)) dll_create_~head~0.base) 4)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0)) dll_create_~head~0.base) 4)))} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {4856#(and (= (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base) 4)) (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~head~0.base (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (= (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)) dll_create_~head~0.base))} is VALID [2020-07-18 05:16:06,613 INFO L280 TraceCheckUtils]: 22: Hoare triple {4856#(and (= (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base) 4)) (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~head~0.base (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (= (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)) dll_create_~head~0.base))} assume ~head~0.base != 0 || ~head~0.offset != 0; {4856#(and (= (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base) 4)) (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~head~0.base (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (= (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)) dll_create_~head~0.base))} is VALID [2020-07-18 05:16:06,614 INFO L280 TraceCheckUtils]: 23: Hoare triple {4856#(and (= (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base) 4)) (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~head~0.base (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (= (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)) dll_create_~head~0.base))} SUMMARY for call write~$Pointer$(~new_head~0.base, ~new_head~0.offset, ~head~0.base, 8 + ~head~0.offset, 4); srcloc: L585 {4857#(and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 4)))} is VALID [2020-07-18 05:16:06,616 INFO L280 TraceCheckUtils]: 24: Hoare triple {4857#(and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 4)))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} is VALID [2020-07-18 05:16:06,617 INFO L280 TraceCheckUtils]: 25: Hoare triple {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} #t~post4 := ~len; {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} is VALID [2020-07-18 05:16:06,618 INFO L280 TraceCheckUtils]: 26: Hoare triple {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} ~len := #t~post4 - 1; {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} is VALID [2020-07-18 05:16:06,619 INFO L280 TraceCheckUtils]: 27: Hoare triple {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} havoc #t~post4; {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} is VALID [2020-07-18 05:16:06,620 INFO L280 TraceCheckUtils]: 28: Hoare triple {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} assume !(~len > 0); {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} is VALID [2020-07-18 05:16:06,620 INFO L280 TraceCheckUtils]: 29: Hoare triple {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {4859#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_create_#res.base|) 4)) (= (select |old(#valid)| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 0) (= 0 |dll_create_#res.offset|))} is VALID [2020-07-18 05:16:06,621 INFO L280 TraceCheckUtils]: 30: Hoare triple {4859#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_create_#res.base|) 4)) (= (select |old(#valid)| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 0) (= 0 |dll_create_#res.offset|))} assume true; {4859#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_create_#res.base|) 4)) (= (select |old(#valid)| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 0) (= 0 |dll_create_#res.offset|))} is VALID [2020-07-18 05:16:06,623 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {4859#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_create_#res.base|) 4)) (= (select |old(#valid)| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 0) (= 0 |dll_create_#res.offset|))} {4781#(= (select |#valid| |main_~#s~0.base|) 1)} #137#return; {4814#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret8.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret8.base|) 4)) 4)) (not (= |main_~#s~0.base| (select (select |#memory_$Pointer$.base| |main_#t~ret8.base|) 4))) (= 0 |main_#t~ret8.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~ret8.base|) 4)))} is VALID [2020-07-18 05:16:06,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:07,153 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-07-18 05:16:07,381 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 58 [2020-07-18 05:16:07,477 INFO L280 TraceCheckUtils]: 0: Hoare triple {4860#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4861#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:16:07,478 INFO L280 TraceCheckUtils]: 1: Hoare triple {4861#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {4862#(and (or (not (= 0 |dll_remove_first_#t~mem5.offset|)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset) |dll_remove_first_#t~mem5.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (= 0 |dll_remove_first_#t~mem5.offset|) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset) |dll_remove_first_#t~mem5.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))} is VALID [2020-07-18 05:16:07,479 INFO L280 TraceCheckUtils]: 2: Hoare triple {4862#(and (or (not (= 0 |dll_remove_first_#t~mem5.offset|)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset) |dll_remove_first_#t~mem5.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (= 0 |dll_remove_first_#t~mem5.offset|) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset) |dll_remove_first_#t~mem5.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {4863#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#t~mem6.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#t~mem6.offset|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)))} is VALID [2020-07-18 05:16:07,480 INFO L280 TraceCheckUtils]: 3: Hoare triple {4863#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#t~mem6.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#t~mem6.offset|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)))} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} is VALID [2020-07-18 05:16:07,481 INFO L280 TraceCheckUtils]: 4: Hoare triple {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} havoc #t~mem6.base, #t~mem6.offset; {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} is VALID [2020-07-18 05:16:07,481 INFO L280 TraceCheckUtils]: 5: Hoare triple {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} havoc #t~mem5.base, #t~mem5.offset; {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} is VALID [2020-07-18 05:16:07,482 INFO L280 TraceCheckUtils]: 6: Hoare triple {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} assume ~temp~1.base != 0 || ~temp~1.offset != 0; {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} is VALID [2020-07-18 05:16:07,484 INFO L280 TraceCheckUtils]: 7: Hoare triple {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} SUMMARY for call write~$Pointer$(0, 0, ~temp~1.base, 8 + ~temp~1.offset, 4); srcloc: L595 {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} is VALID [2020-07-18 05:16:07,484 INFO L280 TraceCheckUtils]: 8: Hoare triple {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} is VALID [2020-07-18 05:16:07,491 INFO L280 TraceCheckUtils]: 9: Hoare triple {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} is VALID [2020-07-18 05:16:07,509 INFO L280 TraceCheckUtils]: 10: Hoare triple {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} havoc #t~mem7.base, #t~mem7.offset; {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} is VALID [2020-07-18 05:16:07,512 INFO L280 TraceCheckUtils]: 11: Hoare triple {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {4866#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4))) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:07,513 INFO L280 TraceCheckUtils]: 12: Hoare triple {4866#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4))) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} assume true; {4866#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4))) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:07,514 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {4866#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4))) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} {4815#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) |main_~#s~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} #139#return; {4830#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:16:07,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:07,902 INFO L280 TraceCheckUtils]: 0: Hoare triple {4860#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4861#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:16:07,903 INFO L280 TraceCheckUtils]: 1: Hoare triple {4861#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {4867#(and (or (not (= 0 |dll_remove_first_#t~mem5.offset|)) (and (= (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and (= (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= 0 |dll_remove_first_#t~mem5.offset|)))} is VALID [2020-07-18 05:16:07,905 INFO L280 TraceCheckUtils]: 2: Hoare triple {4867#(and (or (not (= 0 |dll_remove_first_#t~mem5.offset|)) (and (= (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and (= (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= 0 |dll_remove_first_#t~mem5.offset|)))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {4868#(or (and (= |dll_remove_first_#t~mem6.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= |dll_remove_first_#t~mem6.offset| (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:16:07,907 INFO L280 TraceCheckUtils]: 3: Hoare triple {4868#(or (and (= |dll_remove_first_#t~mem6.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= |dll_remove_first_#t~mem6.offset| (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {4869#(or (and (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= dll_remove_first_~temp~1.offset (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:16:07,908 INFO L280 TraceCheckUtils]: 4: Hoare triple {4869#(or (and (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= dll_remove_first_~temp~1.offset (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} havoc #t~mem6.base, #t~mem6.offset; {4869#(or (and (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= dll_remove_first_~temp~1.offset (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:16:07,909 INFO L280 TraceCheckUtils]: 5: Hoare triple {4869#(or (and (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= dll_remove_first_~temp~1.offset (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} havoc #t~mem5.base, #t~mem5.offset; {4869#(or (and (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= dll_remove_first_~temp~1.offset (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:16:07,910 INFO L280 TraceCheckUtils]: 6: Hoare triple {4869#(or (and (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= dll_remove_first_~temp~1.offset (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} assume ~temp~1.base != 0 || ~temp~1.offset != 0; {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:07,911 INFO L280 TraceCheckUtils]: 7: Hoare triple {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} SUMMARY for call write~$Pointer$(0, 0, ~temp~1.base, 8 + ~temp~1.offset, 4); srcloc: L595 {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:07,912 INFO L280 TraceCheckUtils]: 8: Hoare triple {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:07,913 INFO L280 TraceCheckUtils]: 9: Hoare triple {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:07,914 INFO L280 TraceCheckUtils]: 10: Hoare triple {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} havoc #t~mem7.base, #t~mem7.offset; {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:07,915 INFO L280 TraceCheckUtils]: 11: Hoare triple {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:07,915 INFO L280 TraceCheckUtils]: 12: Hoare triple {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} assume true; {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:07,917 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} {4830#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} #139#return; {4775#false} is VALID [2020-07-18 05:16:07,921 INFO L263 TraceCheckUtils]: 0: Hoare triple {4774#true} call ULTIMATE.init(); {4845#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:16:07,921 INFO L280 TraceCheckUtils]: 1: Hoare triple {4845#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {4774#true} is VALID [2020-07-18 05:16:07,922 INFO L280 TraceCheckUtils]: 2: Hoare triple {4774#true} #valid := #valid[0 := 0]; {4774#true} is VALID [2020-07-18 05:16:07,922 INFO L280 TraceCheckUtils]: 3: Hoare triple {4774#true} assume 0 < #StackHeapBarrier; {4774#true} is VALID [2020-07-18 05:16:07,922 INFO L280 TraceCheckUtils]: 4: Hoare triple {4774#true} assume true; {4774#true} is VALID [2020-07-18 05:16:07,923 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {4774#true} {4774#true} #143#return; {4774#true} is VALID [2020-07-18 05:16:07,923 INFO L263 TraceCheckUtils]: 6: Hoare triple {4774#true} call #t~ret11 := main(); {4774#true} is VALID [2020-07-18 05:16:07,923 INFO L280 TraceCheckUtils]: 7: Hoare triple {4774#true} ~len~0 := 2; {4774#true} is VALID [2020-07-18 05:16:07,924 INFO L280 TraceCheckUtils]: 8: Hoare triple {4774#true} ~data~0 := 1; {4774#true} is VALID [2020-07-18 05:16:07,925 INFO L280 TraceCheckUtils]: 9: Hoare triple {4774#true} SUMMARY for call ~#s~0.base, ~#s~0.offset := #Ultimate.allocOnStack(4); srcloc: L603 {4781#(= (select |#valid| |main_~#s~0.base|) 1)} is VALID [2020-07-18 05:16:07,927 INFO L263 TraceCheckUtils]: 10: Hoare triple {4781#(= (select |#valid| |main_~#s~0.base|) 1)} call #t~ret8.base, #t~ret8.offset := dll_create(~len~0, ~data~0); {4846#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:07,928 INFO L280 TraceCheckUtils]: 11: Hoare triple {4846#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {4847#(= |#valid| |old(#valid)|)} is VALID [2020-07-18 05:16:07,928 INFO L280 TraceCheckUtils]: 12: Hoare triple {4847#(= |#valid| |old(#valid)|)} ~data := #in~data; {4847#(= |#valid| |old(#valid)|)} is VALID [2020-07-18 05:16:07,929 INFO L280 TraceCheckUtils]: 13: Hoare triple {4847#(= |#valid| |old(#valid)|)} ~head~0.base, ~head~0.offset := 0, 0; {4848#(and (= |#valid| |old(#valid)|) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:16:07,931 INFO L280 TraceCheckUtils]: 14: Hoare triple {4848#(and (= |#valid| |old(#valid)|) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base))} assume !!(~len > 0); {4848#(and (= |#valid| |old(#valid)|) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base))} is VALID [2020-07-18 05:16:07,933 INFO L280 TraceCheckUtils]: 15: Hoare triple {4848#(and (= |#valid| |old(#valid)|) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base))} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {4849#(and (= 0 |dll_create_#t~malloc3.offset|) (= 1 (select |#valid| |dll_create_#t~malloc3.base|)) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 0 (select |old(#valid)| |dll_create_#t~malloc3.base|)))} is VALID [2020-07-18 05:16:07,935 INFO L280 TraceCheckUtils]: 16: Hoare triple {4849#(and (= 0 |dll_create_#t~malloc3.offset|) (= 1 (select |#valid| |dll_create_#t~malloc3.base|)) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 0 (select |old(#valid)| |dll_create_#t~malloc3.base|)))} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {4850#(and (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 1 (select |#valid| dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:16:07,936 INFO L280 TraceCheckUtils]: 17: Hoare triple {4850#(and (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 1 (select |#valid| dll_create_~new_head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4850#(and (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 1 (select |#valid| dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:16:07,937 INFO L280 TraceCheckUtils]: 18: Hoare triple {4850#(and (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 1 (select |#valid| dll_create_~new_head~0.base)))} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {4850#(and (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 1 (select |#valid| dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:16:07,940 INFO L280 TraceCheckUtils]: 19: Hoare triple {4850#(and (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 0 dll_create_~head~0.offset) (= 0 dll_create_~head~0.base) (= 1 (select |#valid| dll_create_~new_head~0.base)))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {4851#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0) (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:16:07,942 INFO L280 TraceCheckUtils]: 20: Hoare triple {4851#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0) (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {4851#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0) (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:16:07,944 INFO L280 TraceCheckUtils]: 21: Hoare triple {4851#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0) (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} assume !(~head~0.base != 0 || ~head~0.offset != 0); {4851#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0) (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} is VALID [2020-07-18 05:16:07,945 INFO L280 TraceCheckUtils]: 22: Hoare triple {4851#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) 0) (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 dll_create_~new_head~0.offset) (= 1 (select |#valid| dll_create_~new_head~0.base)))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:16:07,947 INFO L280 TraceCheckUtils]: 23: Hoare triple {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} #t~post4 := ~len; {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:16:07,948 INFO L280 TraceCheckUtils]: 24: Hoare triple {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} ~len := #t~post4 - 1; {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:16:07,949 INFO L280 TraceCheckUtils]: 25: Hoare triple {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} havoc #t~post4; {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:16:07,950 INFO L280 TraceCheckUtils]: 26: Hoare triple {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} assume !!(~len > 0); {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} is VALID [2020-07-18 05:16:07,951 INFO L280 TraceCheckUtils]: 27: Hoare triple {4852#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= (select |#valid| dll_create_~head~0.base) 1))} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {4853#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= 0 |dll_create_#t~malloc3.offset|) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base)))} is VALID [2020-07-18 05:16:07,953 INFO L280 TraceCheckUtils]: 28: Hoare triple {4853#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= 0 |dll_create_#t~malloc3.offset|) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base)))} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {4854#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} is VALID [2020-07-18 05:16:07,954 INFO L280 TraceCheckUtils]: 29: Hoare triple {4854#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {4854#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} is VALID [2020-07-18 05:16:07,956 INFO L280 TraceCheckUtils]: 30: Hoare triple {4854#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {4854#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} is VALID [2020-07-18 05:16:07,959 INFO L280 TraceCheckUtils]: 31: Hoare triple {4854#(and (= 0 (select |old(#valid)| dll_create_~head~0.base)) (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)))} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {4855#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= 0 (select |old(#valid)| (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)))) (= 0 dll_create_~new_head~0.offset) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) dll_create_~head~0.base) (not (= 0 (+ dll_create_~head~0.offset 4))) (= 0 (select (select (store |#memory_$Pointer$.base| dll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0)) dll_create_~head~0.base) 4)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0)) dll_create_~head~0.base) 4)))} is VALID [2020-07-18 05:16:07,962 INFO L280 TraceCheckUtils]: 32: Hoare triple {4855#(and (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4))) (= 0 (select |old(#valid)| (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)))) (= 0 dll_create_~new_head~0.offset) (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0) (+ dll_create_~new_head~0.offset 4)) dll_create_~head~0.base) (not (= 0 (+ dll_create_~head~0.offset 4))) (= 0 (select (select (store |#memory_$Pointer$.base| dll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0)) dll_create_~head~0.base) 4)) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 8) 0)) dll_create_~head~0.base) 4)))} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {4856#(and (= (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base) 4)) (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~head~0.base (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (= (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)) dll_create_~head~0.base))} is VALID [2020-07-18 05:16:07,964 INFO L280 TraceCheckUtils]: 33: Hoare triple {4856#(and (= (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base) 4)) (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~head~0.base (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (= (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)) dll_create_~head~0.base))} assume ~head~0.base != 0 || ~head~0.offset != 0; {4856#(and (= (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base) 4)) (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~head~0.base (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (= (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)) dll_create_~head~0.base))} is VALID [2020-07-18 05:16:07,967 INFO L280 TraceCheckUtils]: 34: Hoare triple {4856#(and (= (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base) 4)) (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~head~0.base (store (select |#memory_$Pointer$.offset| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.offset)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (= (select (select (store |#memory_$Pointer$.base| dll_create_~head~0.base (store (select |#memory_$Pointer$.base| dll_create_~head~0.base) (+ dll_create_~head~0.offset 8) dll_create_~new_head~0.base)) dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)) dll_create_~head~0.base))} SUMMARY for call write~$Pointer$(~new_head~0.base, ~new_head~0.offset, ~head~0.base, 8 + ~head~0.offset, 4); srcloc: L585 {4857#(and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 4)))} is VALID [2020-07-18 05:16:07,968 INFO L280 TraceCheckUtils]: 35: Hoare triple {4857#(and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 4) 0) (= 0 dll_create_~new_head~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) (+ dll_create_~new_head~0.offset 4))) 4)))} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} is VALID [2020-07-18 05:16:07,970 INFO L280 TraceCheckUtils]: 36: Hoare triple {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} #t~post4 := ~len; {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} is VALID [2020-07-18 05:16:07,971 INFO L280 TraceCheckUtils]: 37: Hoare triple {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} ~len := #t~post4 - 1; {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} is VALID [2020-07-18 05:16:07,972 INFO L280 TraceCheckUtils]: 38: Hoare triple {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} havoc #t~post4; {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} is VALID [2020-07-18 05:16:07,973 INFO L280 TraceCheckUtils]: 39: Hoare triple {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} assume !(~len > 0); {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} is VALID [2020-07-18 05:16:07,975 INFO L280 TraceCheckUtils]: 40: Hoare triple {4858#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) (= 0 dll_create_~head~0.offset) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))))} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {4859#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_create_#res.base|) 4)) (= (select |old(#valid)| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 0) (= 0 |dll_create_#res.offset|))} is VALID [2020-07-18 05:16:07,976 INFO L280 TraceCheckUtils]: 41: Hoare triple {4859#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_create_#res.base|) 4)) (= (select |old(#valid)| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 0) (= 0 |dll_create_#res.offset|))} assume true; {4859#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_create_#res.base|) 4)) (= (select |old(#valid)| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 0) (= 0 |dll_create_#res.offset|))} is VALID [2020-07-18 05:16:07,979 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {4859#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_create_#res.base|) 4)) (= (select |old(#valid)| (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) 0) (= 0 |dll_create_#res.offset|))} {4781#(= (select |#valid| |main_~#s~0.base|) 1)} #137#return; {4814#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret8.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret8.base|) 4)) 4)) (not (= |main_~#s~0.base| (select (select |#memory_$Pointer$.base| |main_#t~ret8.base|) 4))) (= 0 |main_#t~ret8.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~ret8.base|) 4)))} is VALID [2020-07-18 05:16:07,981 INFO L280 TraceCheckUtils]: 43: Hoare triple {4814#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~ret8.base|) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~ret8.base|) 4)) 4)) (not (= |main_~#s~0.base| (select (select |#memory_$Pointer$.base| |main_#t~ret8.base|) 4))) (= 0 |main_#t~ret8.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~ret8.base|) 4)))} SUMMARY for call write~init~$Pointer$(#t~ret8.base, #t~ret8.offset, ~#s~0.base, ~#s~0.offset, 4); srcloc: L603-2 {4815#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) |main_~#s~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:16:07,982 INFO L280 TraceCheckUtils]: 44: Hoare triple {4815#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) |main_~#s~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} havoc #t~ret8.base, #t~ret8.offset; {4815#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) |main_~#s~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:16:07,984 INFO L280 TraceCheckUtils]: 45: Hoare triple {4815#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) |main_~#s~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} havoc ~i~0; {4815#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) |main_~#s~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:16:07,985 INFO L280 TraceCheckUtils]: 46: Hoare triple {4815#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) |main_~#s~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} ~i~0 := ~len~0 - 1; {4815#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) |main_~#s~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:16:07,986 INFO L280 TraceCheckUtils]: 47: Hoare triple {4815#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) |main_~#s~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} assume !!(~i~0 >= 0); {4815#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) |main_~#s~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:16:07,988 INFO L263 TraceCheckUtils]: 48: Hoare triple {4815#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) |main_~#s~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} call dll_remove_first(~#s~0.base, ~#s~0.offset); {4860#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:07,989 INFO L280 TraceCheckUtils]: 49: Hoare triple {4860#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4861#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:16:07,990 INFO L280 TraceCheckUtils]: 50: Hoare triple {4861#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {4862#(and (or (not (= 0 |dll_remove_first_#t~mem5.offset|)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset) |dll_remove_first_#t~mem5.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (= 0 |dll_remove_first_#t~mem5.offset|) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset) |dll_remove_first_#t~mem5.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))} is VALID [2020-07-18 05:16:07,992 INFO L280 TraceCheckUtils]: 51: Hoare triple {4862#(and (or (not (= 0 |dll_remove_first_#t~mem5.offset|)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset) |dll_remove_first_#t~mem5.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (= 0 |dll_remove_first_#t~mem5.offset|) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset) |dll_remove_first_#t~mem5.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {4863#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#t~mem6.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#t~mem6.offset|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)))} is VALID [2020-07-18 05:16:07,994 INFO L280 TraceCheckUtils]: 52: Hoare triple {4863#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#t~mem6.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#t~mem6.offset|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)))} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} is VALID [2020-07-18 05:16:07,995 INFO L280 TraceCheckUtils]: 53: Hoare triple {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} havoc #t~mem6.base, #t~mem6.offset; {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} is VALID [2020-07-18 05:16:07,996 INFO L280 TraceCheckUtils]: 54: Hoare triple {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} havoc #t~mem5.base, #t~mem5.offset; {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} is VALID [2020-07-18 05:16:07,997 INFO L280 TraceCheckUtils]: 55: Hoare triple {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} assume ~temp~1.base != 0 || ~temp~1.offset != 0; {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} is VALID [2020-07-18 05:16:08,001 INFO L280 TraceCheckUtils]: 56: Hoare triple {4864#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset)) (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#in~head.base|)))))))} SUMMARY for call write~$Pointer$(0, 0, ~temp~1.base, 8 + ~temp~1.offset, 4); srcloc: L595 {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} is VALID [2020-07-18 05:16:08,002 INFO L280 TraceCheckUtils]: 57: Hoare triple {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} is VALID [2020-07-18 05:16:08,003 INFO L280 TraceCheckUtils]: 58: Hoare triple {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} is VALID [2020-07-18 05:16:08,003 INFO L280 TraceCheckUtils]: 59: Hoare triple {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} havoc #t~mem7.base, #t~mem7.offset; {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} is VALID [2020-07-18 05:16:08,006 INFO L280 TraceCheckUtils]: 60: Hoare triple {4865#(or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (and (or (not (= 0 dll_remove_first_~temp~1.offset)) (and (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (or (not (= dll_remove_first_~temp~1.base dll_remove_first_~head.base)) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4)) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))))) (or (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) dll_remove_first_~temp~1.offset) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) (= 0 dll_remove_first_~temp~1.offset))))} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {4866#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4))) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:08,006 INFO L280 TraceCheckUtils]: 61: Hoare triple {4866#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4))) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} assume true; {4866#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4))) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:08,009 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {4866#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) 4))) (= |dll_remove_first_#in~head.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} {4815#(and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) |main_~#s~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) 4)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} #139#return; {4830#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:16:08,011 INFO L280 TraceCheckUtils]: 63: Hoare triple {4830#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} #t~post9 := ~i~0; {4830#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:16:08,012 INFO L280 TraceCheckUtils]: 64: Hoare triple {4830#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} ~i~0 := #t~post9 - 1; {4830#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:16:08,013 INFO L280 TraceCheckUtils]: 65: Hoare triple {4830#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} havoc #t~post9; {4830#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:16:08,014 INFO L280 TraceCheckUtils]: 66: Hoare triple {4830#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} assume !!(~i~0 >= 0); {4830#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} is VALID [2020-07-18 05:16:08,016 INFO L263 TraceCheckUtils]: 67: Hoare triple {4830#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} call dll_remove_first(~#s~0.base, ~#s~0.offset); {4860#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:08,017 INFO L280 TraceCheckUtils]: 68: Hoare triple {4860#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {4861#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} is VALID [2020-07-18 05:16:08,018 INFO L280 TraceCheckUtils]: 69: Hoare triple {4861#(and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {4867#(and (or (not (= 0 |dll_remove_first_#t~mem5.offset|)) (and (= (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and (= (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= 0 |dll_remove_first_#t~mem5.offset|)))} is VALID [2020-07-18 05:16:08,020 INFO L280 TraceCheckUtils]: 70: Hoare triple {4867#(and (or (not (= 0 |dll_remove_first_#t~mem5.offset|)) (and (= (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and (= (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= 0 |dll_remove_first_#t~mem5.offset|)))} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {4868#(or (and (= |dll_remove_first_#t~mem6.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= |dll_remove_first_#t~mem6.offset| (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:16:08,022 INFO L280 TraceCheckUtils]: 71: Hoare triple {4868#(or (and (= |dll_remove_first_#t~mem6.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= |dll_remove_first_#t~mem6.offset| (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {4869#(or (and (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= dll_remove_first_~temp~1.offset (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:16:08,022 INFO L280 TraceCheckUtils]: 72: Hoare triple {4869#(or (and (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= dll_remove_first_~temp~1.offset (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} havoc #t~mem6.base, #t~mem6.offset; {4869#(or (and (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= dll_remove_first_~temp~1.offset (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:16:08,023 INFO L280 TraceCheckUtils]: 73: Hoare triple {4869#(or (and (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= dll_remove_first_~temp~1.offset (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} havoc #t~mem5.base, #t~mem5.offset; {4869#(or (and (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= dll_remove_first_~temp~1.offset (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} is VALID [2020-07-18 05:16:08,025 INFO L280 TraceCheckUtils]: 74: Hoare triple {4869#(or (and (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (= dll_remove_first_~temp~1.offset (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))} assume ~temp~1.base != 0 || ~temp~1.offset != 0; {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:08,026 INFO L280 TraceCheckUtils]: 75: Hoare triple {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} SUMMARY for call write~$Pointer$(0, 0, ~temp~1.base, 8 + ~temp~1.offset, 4); srcloc: L595 {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:08,026 INFO L280 TraceCheckUtils]: 76: Hoare triple {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:08,027 INFO L280 TraceCheckUtils]: 77: Hoare triple {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:08,028 INFO L280 TraceCheckUtils]: 78: Hoare triple {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} havoc #t~mem7.base, #t~mem7.offset; {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:08,029 INFO L280 TraceCheckUtils]: 79: Hoare triple {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:08,030 INFO L280 TraceCheckUtils]: 80: Hoare triple {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} assume true; {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} is VALID [2020-07-18 05:16:08,032 INFO L275 TraceCheckUtils]: 81: Hoare quadruple {4870#(or (not (= 0 (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4))))} {4830#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))} #139#return; {4775#false} is VALID [2020-07-18 05:16:08,032 INFO L280 TraceCheckUtils]: 82: Hoare triple {4775#false} #t~post9 := ~i~0; {4775#false} is VALID [2020-07-18 05:16:08,032 INFO L280 TraceCheckUtils]: 83: Hoare triple {4775#false} ~i~0 := #t~post9 - 1; {4775#false} is VALID [2020-07-18 05:16:08,033 INFO L280 TraceCheckUtils]: 84: Hoare triple {4775#false} havoc #t~post9; {4775#false} is VALID [2020-07-18 05:16:08,033 INFO L280 TraceCheckUtils]: 85: Hoare triple {4775#false} assume !(~i~0 >= 0); {4775#false} is VALID [2020-07-18 05:16:08,033 INFO L280 TraceCheckUtils]: 86: Hoare triple {4775#false} SUMMARY for call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4); srcloc: L605-6 {4775#false} is VALID [2020-07-18 05:16:08,034 INFO L280 TraceCheckUtils]: 87: Hoare triple {4775#false} assume 0 != #t~mem10.base || 0 != #t~mem10.offset; {4775#false} is VALID [2020-07-18 05:16:08,034 INFO L280 TraceCheckUtils]: 88: Hoare triple {4775#false} havoc #t~mem10.base, #t~mem10.offset; {4775#false} is VALID [2020-07-18 05:16:08,034 INFO L280 TraceCheckUtils]: 89: Hoare triple {4775#false} assume !false; {4775#false} is VALID [2020-07-18 05:16:08,146 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-18 05:16:08,152 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1721129284] [2020-07-18 05:16:08,152 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:16:08,153 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2020-07-18 05:16:08,153 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574789497] [2020-07-18 05:16:08,153 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 90 [2020-07-18 05:16:08,154 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:16:08,154 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 32 states. [2020-07-18 05:16:08,338 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 05:16:08,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 32 states [2020-07-18 05:16:08,338 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:16:08,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2020-07-18 05:16:08,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=921, Unknown=0, NotChecked=0, Total=992 [2020-07-18 05:16:08,340 INFO L87 Difference]: Start difference. First operand 84 states and 88 transitions. Second operand 32 states. [2020-07-18 05:16:13,957 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2020-07-18 05:16:14,263 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 71 [2020-07-18 05:16:14,575 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 58 [2020-07-18 05:16:15,523 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 73 [2020-07-18 05:16:16,293 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 64 [2020-07-18 05:16:16,794 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 79 [2020-07-18 05:16:17,282 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 82 [2020-07-18 05:16:18,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:18,452 INFO L93 Difference]: Finished difference Result 176 states and 187 transitions. [2020-07-18 05:16:18,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-07-18 05:16:18,453 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 90 [2020-07-18 05:16:18,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:16:18,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-07-18 05:16:18,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 161 transitions. [2020-07-18 05:16:18,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-07-18 05:16:18,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 161 transitions. [2020-07-18 05:16:18,461 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 32 states and 161 transitions. [2020-07-18 05:16:18,712 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 161 edges. 161 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:18,717 INFO L225 Difference]: With dead ends: 176 [2020-07-18 05:16:18,718 INFO L226 Difference]: Without dead ends: 114 [2020-07-18 05:16:18,721 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 359 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=266, Invalid=2704, Unknown=0, NotChecked=0, Total=2970 [2020-07-18 05:16:18,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-07-18 05:16:19,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 110. [2020-07-18 05:16:19,241 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:16:19,241 INFO L82 GeneralOperation]: Start isEquivalent. First operand 114 states. Second operand 110 states. [2020-07-18 05:16:19,241 INFO L74 IsIncluded]: Start isIncluded. First operand 114 states. Second operand 110 states. [2020-07-18 05:16:19,242 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 110 states. [2020-07-18 05:16:19,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:19,246 INFO L93 Difference]: Finished difference Result 114 states and 120 transitions. [2020-07-18 05:16:19,246 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 120 transitions. [2020-07-18 05:16:19,247 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:19,247 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:19,247 INFO L74 IsIncluded]: Start isIncluded. First operand 110 states. Second operand 114 states. [2020-07-18 05:16:19,247 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 114 states. [2020-07-18 05:16:19,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:19,250 INFO L93 Difference]: Finished difference Result 114 states and 120 transitions. [2020-07-18 05:16:19,250 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 120 transitions. [2020-07-18 05:16:19,251 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:19,251 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:19,251 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:16:19,251 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:16:19,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-07-18 05:16:19,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 116 transitions. [2020-07-18 05:16:19,254 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 116 transitions. Word has length 90 [2020-07-18 05:16:19,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:16:19,255 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 116 transitions. [2020-07-18 05:16:19,255 INFO L480 AbstractCegarLoop]: Interpolant automaton has 32 states. [2020-07-18 05:16:19,255 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 110 states and 116 transitions. [2020-07-18 05:16:19,526 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 116 edges. 116 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:19,526 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2020-07-18 05:16:19,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-07-18 05:16:19,527 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:16:19,528 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 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 05:16:19,528 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-07-18 05:16:19,528 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:16:19,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:16:19,529 INFO L82 PathProgramCache]: Analyzing trace with hash -1397837796, now seen corresponding path program 2 times [2020-07-18 05:16:19,529 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:16:19,529 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [650725016] [2020-07-18 05:16:19,529 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:16:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:19,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:19,590 INFO L280 TraceCheckUtils]: 0: Hoare triple {5801#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {5720#true} is VALID [2020-07-18 05:16:19,591 INFO L280 TraceCheckUtils]: 1: Hoare triple {5720#true} #valid := #valid[0 := 0]; {5720#true} is VALID [2020-07-18 05:16:19,591 INFO L280 TraceCheckUtils]: 2: Hoare triple {5720#true} assume 0 < #StackHeapBarrier; {5720#true} is VALID [2020-07-18 05:16:19,591 INFO L280 TraceCheckUtils]: 3: Hoare triple {5720#true} assume true; {5720#true} is VALID [2020-07-18 05:16:19,591 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {5720#true} {5720#true} #143#return; {5720#true} is VALID [2020-07-18 05:16:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:19,757 INFO L280 TraceCheckUtils]: 0: Hoare triple {5802#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,757 INFO L280 TraceCheckUtils]: 1: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} ~data := #in~data; {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,758 INFO L280 TraceCheckUtils]: 2: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} ~head~0.base, ~head~0.offset := 0, 0; {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,758 INFO L280 TraceCheckUtils]: 3: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} assume !!(~len > 0); {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,759 INFO L280 TraceCheckUtils]: 4: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,760 INFO L280 TraceCheckUtils]: 5: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,760 INFO L280 TraceCheckUtils]: 6: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,761 INFO L280 TraceCheckUtils]: 7: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,761 INFO L280 TraceCheckUtils]: 8: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,762 INFO L280 TraceCheckUtils]: 9: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,762 INFO L280 TraceCheckUtils]: 10: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} assume !(~head~0.base != 0 || ~head~0.offset != 0); {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,763 INFO L280 TraceCheckUtils]: 11: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,763 INFO L280 TraceCheckUtils]: 12: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} #t~post4 := ~len; {5804#(<= |dll_create_#t~post4| |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,764 INFO L280 TraceCheckUtils]: 13: Hoare triple {5804#(<= |dll_create_#t~post4| |dll_create_#in~len|)} ~len := #t~post4 - 1; {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,765 INFO L280 TraceCheckUtils]: 14: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} havoc #t~post4; {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,765 INFO L280 TraceCheckUtils]: 15: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} assume !!(~len > 0); {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,766 INFO L280 TraceCheckUtils]: 16: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,766 INFO L280 TraceCheckUtils]: 17: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,767 INFO L280 TraceCheckUtils]: 18: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,767 INFO L280 TraceCheckUtils]: 19: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,768 INFO L280 TraceCheckUtils]: 20: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,768 INFO L280 TraceCheckUtils]: 21: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,769 INFO L280 TraceCheckUtils]: 22: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} assume ~head~0.base != 0 || ~head~0.offset != 0; {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,769 INFO L280 TraceCheckUtils]: 23: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(~new_head~0.base, ~new_head~0.offset, ~head~0.base, 8 + ~head~0.offset, 4); srcloc: L585 {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,770 INFO L280 TraceCheckUtils]: 24: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,771 INFO L280 TraceCheckUtils]: 25: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} #t~post4 := ~len; {5806#(<= (+ |dll_create_#t~post4| 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,771 INFO L280 TraceCheckUtils]: 26: Hoare triple {5806#(<= (+ |dll_create_#t~post4| 1) |dll_create_#in~len|)} ~len := #t~post4 - 1; {5807#(<= (+ dll_create_~len 2) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,772 INFO L280 TraceCheckUtils]: 27: Hoare triple {5807#(<= (+ dll_create_~len 2) |dll_create_#in~len|)} havoc #t~post4; {5807#(<= (+ dll_create_~len 2) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,773 INFO L280 TraceCheckUtils]: 28: Hoare triple {5807#(<= (+ dll_create_~len 2) |dll_create_#in~len|)} assume !!(~len > 0); {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,773 INFO L280 TraceCheckUtils]: 29: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,774 INFO L280 TraceCheckUtils]: 30: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,774 INFO L280 TraceCheckUtils]: 31: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,775 INFO L280 TraceCheckUtils]: 32: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,776 INFO L280 TraceCheckUtils]: 33: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,776 INFO L280 TraceCheckUtils]: 34: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,777 INFO L280 TraceCheckUtils]: 35: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} assume ~head~0.base != 0 || ~head~0.offset != 0; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,777 INFO L280 TraceCheckUtils]: 36: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(~new_head~0.base, ~new_head~0.offset, ~head~0.base, 8 + ~head~0.offset, 4); srcloc: L585 {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,778 INFO L280 TraceCheckUtils]: 37: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,779 INFO L280 TraceCheckUtils]: 38: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} #t~post4 := ~len; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,779 INFO L280 TraceCheckUtils]: 39: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} ~len := #t~post4 - 1; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,780 INFO L280 TraceCheckUtils]: 40: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} havoc #t~post4; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,780 INFO L280 TraceCheckUtils]: 41: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} assume !(~len > 0); {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,781 INFO L280 TraceCheckUtils]: 42: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,781 INFO L280 TraceCheckUtils]: 43: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} assume true; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,782 INFO L275 TraceCheckUtils]: 44: Hoare quadruple {5808#(<= 3 |dll_create_#in~len|)} {5727#(<= main_~len~0 2)} #137#return; {5721#false} is VALID [2020-07-18 05:16:19,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:19,822 INFO L280 TraceCheckUtils]: 0: Hoare triple {5809#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5720#true} is VALID [2020-07-18 05:16:19,822 INFO L280 TraceCheckUtils]: 1: Hoare triple {5720#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {5720#true} is VALID [2020-07-18 05:16:19,823 INFO L280 TraceCheckUtils]: 2: Hoare triple {5720#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {5720#true} is VALID [2020-07-18 05:16:19,823 INFO L280 TraceCheckUtils]: 3: Hoare triple {5720#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {5720#true} is VALID [2020-07-18 05:16:19,823 INFO L280 TraceCheckUtils]: 4: Hoare triple {5720#true} havoc #t~mem6.base, #t~mem6.offset; {5720#true} is VALID [2020-07-18 05:16:19,824 INFO L280 TraceCheckUtils]: 5: Hoare triple {5720#true} havoc #t~mem5.base, #t~mem5.offset; {5720#true} is VALID [2020-07-18 05:16:19,824 INFO L280 TraceCheckUtils]: 6: Hoare triple {5720#true} assume ~temp~1.base != 0 || ~temp~1.offset != 0; {5720#true} is VALID [2020-07-18 05:16:19,824 INFO L280 TraceCheckUtils]: 7: Hoare triple {5720#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~1.base, 8 + ~temp~1.offset, 4); srcloc: L595 {5720#true} is VALID [2020-07-18 05:16:19,825 INFO L280 TraceCheckUtils]: 8: Hoare triple {5720#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {5720#true} is VALID [2020-07-18 05:16:19,825 INFO L280 TraceCheckUtils]: 9: Hoare triple {5720#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {5720#true} is VALID [2020-07-18 05:16:19,825 INFO L280 TraceCheckUtils]: 10: Hoare triple {5720#true} havoc #t~mem7.base, #t~mem7.offset; {5720#true} is VALID [2020-07-18 05:16:19,826 INFO L280 TraceCheckUtils]: 11: Hoare triple {5720#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {5720#true} is VALID [2020-07-18 05:16:19,826 INFO L280 TraceCheckUtils]: 12: Hoare triple {5720#true} assume true; {5720#true} is VALID [2020-07-18 05:16:19,826 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {5720#true} {5721#false} #139#return; {5721#false} is VALID [2020-07-18 05:16:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:19,835 INFO L280 TraceCheckUtils]: 0: Hoare triple {5809#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5720#true} is VALID [2020-07-18 05:16:19,835 INFO L280 TraceCheckUtils]: 1: Hoare triple {5720#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {5720#true} is VALID [2020-07-18 05:16:19,836 INFO L280 TraceCheckUtils]: 2: Hoare triple {5720#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {5720#true} is VALID [2020-07-18 05:16:19,836 INFO L280 TraceCheckUtils]: 3: Hoare triple {5720#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {5720#true} is VALID [2020-07-18 05:16:19,836 INFO L280 TraceCheckUtils]: 4: Hoare triple {5720#true} havoc #t~mem6.base, #t~mem6.offset; {5720#true} is VALID [2020-07-18 05:16:19,836 INFO L280 TraceCheckUtils]: 5: Hoare triple {5720#true} havoc #t~mem5.base, #t~mem5.offset; {5720#true} is VALID [2020-07-18 05:16:19,837 INFO L280 TraceCheckUtils]: 6: Hoare triple {5720#true} assume ~temp~1.base != 0 || ~temp~1.offset != 0; {5720#true} is VALID [2020-07-18 05:16:19,837 INFO L280 TraceCheckUtils]: 7: Hoare triple {5720#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~1.base, 8 + ~temp~1.offset, 4); srcloc: L595 {5720#true} is VALID [2020-07-18 05:16:19,837 INFO L280 TraceCheckUtils]: 8: Hoare triple {5720#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {5720#true} is VALID [2020-07-18 05:16:19,838 INFO L280 TraceCheckUtils]: 9: Hoare triple {5720#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {5720#true} is VALID [2020-07-18 05:16:19,838 INFO L280 TraceCheckUtils]: 10: Hoare triple {5720#true} havoc #t~mem7.base, #t~mem7.offset; {5720#true} is VALID [2020-07-18 05:16:19,838 INFO L280 TraceCheckUtils]: 11: Hoare triple {5720#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {5720#true} is VALID [2020-07-18 05:16:19,839 INFO L280 TraceCheckUtils]: 12: Hoare triple {5720#true} assume true; {5720#true} is VALID [2020-07-18 05:16:19,839 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {5720#true} {5721#false} #139#return; {5721#false} is VALID [2020-07-18 05:16:19,841 INFO L263 TraceCheckUtils]: 0: Hoare triple {5720#true} call ULTIMATE.init(); {5801#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:16:19,841 INFO L280 TraceCheckUtils]: 1: Hoare triple {5801#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {5720#true} is VALID [2020-07-18 05:16:19,841 INFO L280 TraceCheckUtils]: 2: Hoare triple {5720#true} #valid := #valid[0 := 0]; {5720#true} is VALID [2020-07-18 05:16:19,841 INFO L280 TraceCheckUtils]: 3: Hoare triple {5720#true} assume 0 < #StackHeapBarrier; {5720#true} is VALID [2020-07-18 05:16:19,842 INFO L280 TraceCheckUtils]: 4: Hoare triple {5720#true} assume true; {5720#true} is VALID [2020-07-18 05:16:19,842 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {5720#true} {5720#true} #143#return; {5720#true} is VALID [2020-07-18 05:16:19,842 INFO L263 TraceCheckUtils]: 6: Hoare triple {5720#true} call #t~ret11 := main(); {5720#true} is VALID [2020-07-18 05:16:19,844 INFO L280 TraceCheckUtils]: 7: Hoare triple {5720#true} ~len~0 := 2; {5727#(<= main_~len~0 2)} is VALID [2020-07-18 05:16:19,845 INFO L280 TraceCheckUtils]: 8: Hoare triple {5727#(<= main_~len~0 2)} ~data~0 := 1; {5727#(<= main_~len~0 2)} is VALID [2020-07-18 05:16:19,845 INFO L280 TraceCheckUtils]: 9: Hoare triple {5727#(<= main_~len~0 2)} SUMMARY for call ~#s~0.base, ~#s~0.offset := #Ultimate.allocOnStack(4); srcloc: L603 {5727#(<= main_~len~0 2)} is VALID [2020-07-18 05:16:19,849 INFO L263 TraceCheckUtils]: 10: Hoare triple {5727#(<= main_~len~0 2)} call #t~ret8.base, #t~ret8.offset := dll_create(~len~0, ~data~0); {5802#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:19,849 INFO L280 TraceCheckUtils]: 11: Hoare triple {5802#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,850 INFO L280 TraceCheckUtils]: 12: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} ~data := #in~data; {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,851 INFO L280 TraceCheckUtils]: 13: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} ~head~0.base, ~head~0.offset := 0, 0; {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,852 INFO L280 TraceCheckUtils]: 14: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} assume !!(~len > 0); {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,853 INFO L280 TraceCheckUtils]: 15: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,853 INFO L280 TraceCheckUtils]: 16: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,854 INFO L280 TraceCheckUtils]: 17: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,855 INFO L280 TraceCheckUtils]: 18: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,856 INFO L280 TraceCheckUtils]: 19: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,857 INFO L280 TraceCheckUtils]: 20: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,858 INFO L280 TraceCheckUtils]: 21: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} assume !(~head~0.base != 0 || ~head~0.offset != 0); {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,858 INFO L280 TraceCheckUtils]: 22: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5803#(= dll_create_~len |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,859 INFO L280 TraceCheckUtils]: 23: Hoare triple {5803#(= dll_create_~len |dll_create_#in~len|)} #t~post4 := ~len; {5804#(<= |dll_create_#t~post4| |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,861 INFO L280 TraceCheckUtils]: 24: Hoare triple {5804#(<= |dll_create_#t~post4| |dll_create_#in~len|)} ~len := #t~post4 - 1; {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,861 INFO L280 TraceCheckUtils]: 25: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} havoc #t~post4; {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,862 INFO L280 TraceCheckUtils]: 26: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} assume !!(~len > 0); {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,863 INFO L280 TraceCheckUtils]: 27: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,864 INFO L280 TraceCheckUtils]: 28: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,865 INFO L280 TraceCheckUtils]: 29: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,865 INFO L280 TraceCheckUtils]: 30: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,866 INFO L280 TraceCheckUtils]: 31: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,867 INFO L280 TraceCheckUtils]: 32: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,868 INFO L280 TraceCheckUtils]: 33: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} assume ~head~0.base != 0 || ~head~0.offset != 0; {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,869 INFO L280 TraceCheckUtils]: 34: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(~new_head~0.base, ~new_head~0.offset, ~head~0.base, 8 + ~head~0.offset, 4); srcloc: L585 {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,869 INFO L280 TraceCheckUtils]: 35: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,870 INFO L280 TraceCheckUtils]: 36: Hoare triple {5805#(<= (+ dll_create_~len 1) |dll_create_#in~len|)} #t~post4 := ~len; {5806#(<= (+ |dll_create_#t~post4| 1) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,872 INFO L280 TraceCheckUtils]: 37: Hoare triple {5806#(<= (+ |dll_create_#t~post4| 1) |dll_create_#in~len|)} ~len := #t~post4 - 1; {5807#(<= (+ dll_create_~len 2) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,872 INFO L280 TraceCheckUtils]: 38: Hoare triple {5807#(<= (+ dll_create_~len 2) |dll_create_#in~len|)} havoc #t~post4; {5807#(<= (+ dll_create_~len 2) |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,873 INFO L280 TraceCheckUtils]: 39: Hoare triple {5807#(<= (+ dll_create_~len 2) |dll_create_#in~len|)} assume !!(~len > 0); {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,874 INFO L280 TraceCheckUtils]: 40: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,875 INFO L280 TraceCheckUtils]: 41: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,876 INFO L280 TraceCheckUtils]: 42: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,877 INFO L280 TraceCheckUtils]: 43: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,878 INFO L280 TraceCheckUtils]: 44: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,878 INFO L280 TraceCheckUtils]: 45: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,879 INFO L280 TraceCheckUtils]: 46: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} assume ~head~0.base != 0 || ~head~0.offset != 0; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,880 INFO L280 TraceCheckUtils]: 47: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} SUMMARY for call write~$Pointer$(~new_head~0.base, ~new_head~0.offset, ~head~0.base, 8 + ~head~0.offset, 4); srcloc: L585 {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,881 INFO L280 TraceCheckUtils]: 48: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,881 INFO L280 TraceCheckUtils]: 49: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} #t~post4 := ~len; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,882 INFO L280 TraceCheckUtils]: 50: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} ~len := #t~post4 - 1; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,883 INFO L280 TraceCheckUtils]: 51: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} havoc #t~post4; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,884 INFO L280 TraceCheckUtils]: 52: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} assume !(~len > 0); {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,885 INFO L280 TraceCheckUtils]: 53: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,885 INFO L280 TraceCheckUtils]: 54: Hoare triple {5808#(<= 3 |dll_create_#in~len|)} assume true; {5808#(<= 3 |dll_create_#in~len|)} is VALID [2020-07-18 05:16:19,887 INFO L275 TraceCheckUtils]: 55: Hoare quadruple {5808#(<= 3 |dll_create_#in~len|)} {5727#(<= main_~len~0 2)} #137#return; {5721#false} is VALID [2020-07-18 05:16:19,888 INFO L280 TraceCheckUtils]: 56: Hoare triple {5721#false} SUMMARY for call write~init~$Pointer$(#t~ret8.base, #t~ret8.offset, ~#s~0.base, ~#s~0.offset, 4); srcloc: L603-2 {5721#false} is VALID [2020-07-18 05:16:19,888 INFO L280 TraceCheckUtils]: 57: Hoare triple {5721#false} havoc #t~ret8.base, #t~ret8.offset; {5721#false} is VALID [2020-07-18 05:16:19,888 INFO L280 TraceCheckUtils]: 58: Hoare triple {5721#false} havoc ~i~0; {5721#false} is VALID [2020-07-18 05:16:19,888 INFO L280 TraceCheckUtils]: 59: Hoare triple {5721#false} ~i~0 := ~len~0 - 1; {5721#false} is VALID [2020-07-18 05:16:19,889 INFO L280 TraceCheckUtils]: 60: Hoare triple {5721#false} assume !!(~i~0 >= 0); {5721#false} is VALID [2020-07-18 05:16:19,889 INFO L263 TraceCheckUtils]: 61: Hoare triple {5721#false} call dll_remove_first(~#s~0.base, ~#s~0.offset); {5809#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:19,889 INFO L280 TraceCheckUtils]: 62: Hoare triple {5809#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5720#true} is VALID [2020-07-18 05:16:19,890 INFO L280 TraceCheckUtils]: 63: Hoare triple {5720#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {5720#true} is VALID [2020-07-18 05:16:19,890 INFO L280 TraceCheckUtils]: 64: Hoare triple {5720#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {5720#true} is VALID [2020-07-18 05:16:19,890 INFO L280 TraceCheckUtils]: 65: Hoare triple {5720#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {5720#true} is VALID [2020-07-18 05:16:19,891 INFO L280 TraceCheckUtils]: 66: Hoare triple {5720#true} havoc #t~mem6.base, #t~mem6.offset; {5720#true} is VALID [2020-07-18 05:16:19,891 INFO L280 TraceCheckUtils]: 67: Hoare triple {5720#true} havoc #t~mem5.base, #t~mem5.offset; {5720#true} is VALID [2020-07-18 05:16:19,891 INFO L280 TraceCheckUtils]: 68: Hoare triple {5720#true} assume ~temp~1.base != 0 || ~temp~1.offset != 0; {5720#true} is VALID [2020-07-18 05:16:19,891 INFO L280 TraceCheckUtils]: 69: Hoare triple {5720#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~1.base, 8 + ~temp~1.offset, 4); srcloc: L595 {5720#true} is VALID [2020-07-18 05:16:19,892 INFO L280 TraceCheckUtils]: 70: Hoare triple {5720#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {5720#true} is VALID [2020-07-18 05:16:19,892 INFO L280 TraceCheckUtils]: 71: Hoare triple {5720#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {5720#true} is VALID [2020-07-18 05:16:19,892 INFO L280 TraceCheckUtils]: 72: Hoare triple {5720#true} havoc #t~mem7.base, #t~mem7.offset; {5720#true} is VALID [2020-07-18 05:16:19,893 INFO L280 TraceCheckUtils]: 73: Hoare triple {5720#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {5720#true} is VALID [2020-07-18 05:16:19,893 INFO L280 TraceCheckUtils]: 74: Hoare triple {5720#true} assume true; {5720#true} is VALID [2020-07-18 05:16:19,893 INFO L275 TraceCheckUtils]: 75: Hoare quadruple {5720#true} {5721#false} #139#return; {5721#false} is VALID [2020-07-18 05:16:19,894 INFO L280 TraceCheckUtils]: 76: Hoare triple {5721#false} #t~post9 := ~i~0; {5721#false} is VALID [2020-07-18 05:16:19,894 INFO L280 TraceCheckUtils]: 77: Hoare triple {5721#false} ~i~0 := #t~post9 - 1; {5721#false} is VALID [2020-07-18 05:16:19,894 INFO L280 TraceCheckUtils]: 78: Hoare triple {5721#false} havoc #t~post9; {5721#false} is VALID [2020-07-18 05:16:19,894 INFO L280 TraceCheckUtils]: 79: Hoare triple {5721#false} assume !!(~i~0 >= 0); {5721#false} is VALID [2020-07-18 05:16:19,894 INFO L263 TraceCheckUtils]: 80: Hoare triple {5721#false} call dll_remove_first(~#s~0.base, ~#s~0.offset); {5809#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:19,895 INFO L280 TraceCheckUtils]: 81: Hoare triple {5809#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {5720#true} is VALID [2020-07-18 05:16:19,895 INFO L280 TraceCheckUtils]: 82: Hoare triple {5720#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {5720#true} is VALID [2020-07-18 05:16:19,895 INFO L280 TraceCheckUtils]: 83: Hoare triple {5720#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {5720#true} is VALID [2020-07-18 05:16:19,895 INFO L280 TraceCheckUtils]: 84: Hoare triple {5720#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {5720#true} is VALID [2020-07-18 05:16:19,895 INFO L280 TraceCheckUtils]: 85: Hoare triple {5720#true} havoc #t~mem6.base, #t~mem6.offset; {5720#true} is VALID [2020-07-18 05:16:19,896 INFO L280 TraceCheckUtils]: 86: Hoare triple {5720#true} havoc #t~mem5.base, #t~mem5.offset; {5720#true} is VALID [2020-07-18 05:16:19,896 INFO L280 TraceCheckUtils]: 87: Hoare triple {5720#true} assume ~temp~1.base != 0 || ~temp~1.offset != 0; {5720#true} is VALID [2020-07-18 05:16:19,896 INFO L280 TraceCheckUtils]: 88: Hoare triple {5720#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~1.base, 8 + ~temp~1.offset, 4); srcloc: L595 {5720#true} is VALID [2020-07-18 05:16:19,897 INFO L280 TraceCheckUtils]: 89: Hoare triple {5720#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {5720#true} is VALID [2020-07-18 05:16:19,897 INFO L280 TraceCheckUtils]: 90: Hoare triple {5720#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {5720#true} is VALID [2020-07-18 05:16:19,897 INFO L280 TraceCheckUtils]: 91: Hoare triple {5720#true} havoc #t~mem7.base, #t~mem7.offset; {5720#true} is VALID [2020-07-18 05:16:19,897 INFO L280 TraceCheckUtils]: 92: Hoare triple {5720#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {5720#true} is VALID [2020-07-18 05:16:19,898 INFO L280 TraceCheckUtils]: 93: Hoare triple {5720#true} assume true; {5720#true} is VALID [2020-07-18 05:16:19,898 INFO L275 TraceCheckUtils]: 94: Hoare quadruple {5720#true} {5721#false} #139#return; {5721#false} is VALID [2020-07-18 05:16:19,898 INFO L280 TraceCheckUtils]: 95: Hoare triple {5721#false} #t~post9 := ~i~0; {5721#false} is VALID [2020-07-18 05:16:19,899 INFO L280 TraceCheckUtils]: 96: Hoare triple {5721#false} ~i~0 := #t~post9 - 1; {5721#false} is VALID [2020-07-18 05:16:19,899 INFO L280 TraceCheckUtils]: 97: Hoare triple {5721#false} havoc #t~post9; {5721#false} is VALID [2020-07-18 05:16:19,899 INFO L280 TraceCheckUtils]: 98: Hoare triple {5721#false} assume !(~i~0 >= 0); {5721#false} is VALID [2020-07-18 05:16:19,899 INFO L280 TraceCheckUtils]: 99: Hoare triple {5721#false} SUMMARY for call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4); srcloc: L605-6 {5721#false} is VALID [2020-07-18 05:16:19,900 INFO L280 TraceCheckUtils]: 100: Hoare triple {5721#false} assume 0 != #t~mem10.base || 0 != #t~mem10.offset; {5721#false} is VALID [2020-07-18 05:16:19,900 INFO L280 TraceCheckUtils]: 101: Hoare triple {5721#false} havoc #t~mem10.base, #t~mem10.offset; {5721#false} is VALID [2020-07-18 05:16:19,900 INFO L280 TraceCheckUtils]: 102: Hoare triple {5721#false} assume !false; {5721#false} is VALID [2020-07-18 05:16:19,911 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 3 proven. 37 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-07-18 05:16:19,912 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [650725016] [2020-07-18 05:16:19,912 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-18 05:16:19,912 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-07-18 05:16:19,912 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653191480] [2020-07-18 05:16:19,913 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 103 [2020-07-18 05:16:19,913 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:16:19,913 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-18 05:16:20,046 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 84 edges. 84 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:20,047 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-18 05:16:20,047 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:16:20,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-18 05:16:20,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-07-18 05:16:20,048 INFO L87 Difference]: Start difference. First operand 110 states and 116 transitions. Second operand 12 states. [2020-07-18 05:16:22,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:22,001 INFO L93 Difference]: Finished difference Result 144 states and 151 transitions. [2020-07-18 05:16:22,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-07-18 05:16:22,001 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 103 [2020-07-18 05:16:22,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:16:22,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-18 05:16:22,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 121 transitions. [2020-07-18 05:16:22,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-18 05:16:22,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 121 transitions. [2020-07-18 05:16:22,005 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 121 transitions. [2020-07-18 05:16:22,163 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 121 edges. 121 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:22,166 INFO L225 Difference]: With dead ends: 144 [2020-07-18 05:16:22,166 INFO L226 Difference]: Without dead ends: 88 [2020-07-18 05:16:22,167 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=81, Invalid=339, Unknown=0, NotChecked=0, Total=420 [2020-07-18 05:16:22,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2020-07-18 05:16:22,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2020-07-18 05:16:22,607 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:16:22,608 INFO L82 GeneralOperation]: Start isEquivalent. First operand 88 states. Second operand 88 states. [2020-07-18 05:16:22,608 INFO L74 IsIncluded]: Start isIncluded. First operand 88 states. Second operand 88 states. [2020-07-18 05:16:22,608 INFO L87 Difference]: Start difference. First operand 88 states. Second operand 88 states. [2020-07-18 05:16:22,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:22,610 INFO L93 Difference]: Finished difference Result 88 states and 91 transitions. [2020-07-18 05:16:22,611 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 91 transitions. [2020-07-18 05:16:22,611 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:22,611 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:22,611 INFO L74 IsIncluded]: Start isIncluded. First operand 88 states. Second operand 88 states. [2020-07-18 05:16:22,612 INFO L87 Difference]: Start difference. First operand 88 states. Second operand 88 states. [2020-07-18 05:16:22,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:22,614 INFO L93 Difference]: Finished difference Result 88 states and 91 transitions. [2020-07-18 05:16:22,614 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 91 transitions. [2020-07-18 05:16:22,615 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:22,615 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:22,615 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:16:22,615 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:16:22,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-07-18 05:16:22,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 91 transitions. [2020-07-18 05:16:22,618 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 91 transitions. Word has length 103 [2020-07-18 05:16:22,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:16:22,618 INFO L479 AbstractCegarLoop]: Abstraction has 88 states and 91 transitions. [2020-07-18 05:16:22,618 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-18 05:16:22,618 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 88 states and 91 transitions. [2020-07-18 05:16:22,849 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:22,850 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 91 transitions. [2020-07-18 05:16:22,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-07-18 05:16:22,851 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 05:16:22,851 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 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 05:16:22,852 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-07-18 05:16:22,852 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 05:16:22,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 05:16:22,853 INFO L82 PathProgramCache]: Analyzing trace with hash 2006079423, now seen corresponding path program 2 times [2020-07-18 05:16:22,853 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 05:16:22,853 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [596458945] [2020-07-18 05:16:22,853 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 05:16:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:22,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:22,983 INFO L280 TraceCheckUtils]: 0: Hoare triple {6557#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {6471#true} is VALID [2020-07-18 05:16:22,983 INFO L280 TraceCheckUtils]: 1: Hoare triple {6471#true} #valid := #valid[0 := 0]; {6471#true} is VALID [2020-07-18 05:16:22,984 INFO L280 TraceCheckUtils]: 2: Hoare triple {6471#true} assume 0 < #StackHeapBarrier; {6471#true} is VALID [2020-07-18 05:16:22,984 INFO L280 TraceCheckUtils]: 3: Hoare triple {6471#true} assume true; {6471#true} is VALID [2020-07-18 05:16:22,984 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {6471#true} {6471#true} #143#return; {6471#true} is VALID [2020-07-18 05:16:23,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:23,020 INFO L280 TraceCheckUtils]: 0: Hoare triple {6558#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {6471#true} is VALID [2020-07-18 05:16:23,021 INFO L280 TraceCheckUtils]: 1: Hoare triple {6471#true} ~data := #in~data; {6471#true} is VALID [2020-07-18 05:16:23,021 INFO L280 TraceCheckUtils]: 2: Hoare triple {6471#true} ~head~0.base, ~head~0.offset := 0, 0; {6471#true} is VALID [2020-07-18 05:16:23,021 INFO L280 TraceCheckUtils]: 3: Hoare triple {6471#true} assume !!(~len > 0); {6471#true} is VALID [2020-07-18 05:16:23,021 INFO L280 TraceCheckUtils]: 4: Hoare triple {6471#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {6471#true} is VALID [2020-07-18 05:16:23,021 INFO L280 TraceCheckUtils]: 5: Hoare triple {6471#true} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {6471#true} is VALID [2020-07-18 05:16:23,022 INFO L280 TraceCheckUtils]: 6: Hoare triple {6471#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6471#true} is VALID [2020-07-18 05:16:23,022 INFO L280 TraceCheckUtils]: 7: Hoare triple {6471#true} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {6471#true} is VALID [2020-07-18 05:16:23,022 INFO L280 TraceCheckUtils]: 8: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {6471#true} is VALID [2020-07-18 05:16:23,022 INFO L280 TraceCheckUtils]: 9: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {6471#true} is VALID [2020-07-18 05:16:23,022 INFO L280 TraceCheckUtils]: 10: Hoare triple {6471#true} assume !(~head~0.base != 0 || ~head~0.offset != 0); {6471#true} is VALID [2020-07-18 05:16:23,023 INFO L280 TraceCheckUtils]: 11: Hoare triple {6471#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {6471#true} is VALID [2020-07-18 05:16:23,023 INFO L280 TraceCheckUtils]: 12: Hoare triple {6471#true} #t~post4 := ~len; {6471#true} is VALID [2020-07-18 05:16:23,023 INFO L280 TraceCheckUtils]: 13: Hoare triple {6471#true} ~len := #t~post4 - 1; {6471#true} is VALID [2020-07-18 05:16:23,023 INFO L280 TraceCheckUtils]: 14: Hoare triple {6471#true} havoc #t~post4; {6471#true} is VALID [2020-07-18 05:16:23,023 INFO L280 TraceCheckUtils]: 15: Hoare triple {6471#true} assume !!(~len > 0); {6471#true} is VALID [2020-07-18 05:16:23,024 INFO L280 TraceCheckUtils]: 16: Hoare triple {6471#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {6471#true} is VALID [2020-07-18 05:16:23,024 INFO L280 TraceCheckUtils]: 17: Hoare triple {6471#true} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {6471#true} is VALID [2020-07-18 05:16:23,024 INFO L280 TraceCheckUtils]: 18: Hoare triple {6471#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6471#true} is VALID [2020-07-18 05:16:23,024 INFO L280 TraceCheckUtils]: 19: Hoare triple {6471#true} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {6471#true} is VALID [2020-07-18 05:16:23,024 INFO L280 TraceCheckUtils]: 20: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {6471#true} is VALID [2020-07-18 05:16:23,025 INFO L280 TraceCheckUtils]: 21: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {6471#true} is VALID [2020-07-18 05:16:23,025 INFO L280 TraceCheckUtils]: 22: Hoare triple {6471#true} assume ~head~0.base != 0 || ~head~0.offset != 0; {6471#true} is VALID [2020-07-18 05:16:23,025 INFO L280 TraceCheckUtils]: 23: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(~new_head~0.base, ~new_head~0.offset, ~head~0.base, 8 + ~head~0.offset, 4); srcloc: L585 {6471#true} is VALID [2020-07-18 05:16:23,025 INFO L280 TraceCheckUtils]: 24: Hoare triple {6471#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {6471#true} is VALID [2020-07-18 05:16:23,025 INFO L280 TraceCheckUtils]: 25: Hoare triple {6471#true} #t~post4 := ~len; {6471#true} is VALID [2020-07-18 05:16:23,026 INFO L280 TraceCheckUtils]: 26: Hoare triple {6471#true} ~len := #t~post4 - 1; {6471#true} is VALID [2020-07-18 05:16:23,026 INFO L280 TraceCheckUtils]: 27: Hoare triple {6471#true} havoc #t~post4; {6471#true} is VALID [2020-07-18 05:16:23,026 INFO L280 TraceCheckUtils]: 28: Hoare triple {6471#true} assume !(~len > 0); {6471#true} is VALID [2020-07-18 05:16:23,026 INFO L280 TraceCheckUtils]: 29: Hoare triple {6471#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {6471#true} is VALID [2020-07-18 05:16:23,026 INFO L280 TraceCheckUtils]: 30: Hoare triple {6471#true} assume true; {6471#true} is VALID [2020-07-18 05:16:23,028 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {6471#true} {6478#(<= main_~len~0 2)} #137#return; {6478#(<= main_~len~0 2)} is VALID [2020-07-18 05:16:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:23,059 INFO L280 TraceCheckUtils]: 0: Hoare triple {6559#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6471#true} is VALID [2020-07-18 05:16:23,059 INFO L280 TraceCheckUtils]: 1: Hoare triple {6471#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {6471#true} is VALID [2020-07-18 05:16:23,059 INFO L280 TraceCheckUtils]: 2: Hoare triple {6471#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {6471#true} is VALID [2020-07-18 05:16:23,060 INFO L280 TraceCheckUtils]: 3: Hoare triple {6471#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {6471#true} is VALID [2020-07-18 05:16:23,060 INFO L280 TraceCheckUtils]: 4: Hoare triple {6471#true} havoc #t~mem6.base, #t~mem6.offset; {6471#true} is VALID [2020-07-18 05:16:23,060 INFO L280 TraceCheckUtils]: 5: Hoare triple {6471#true} havoc #t~mem5.base, #t~mem5.offset; {6471#true} is VALID [2020-07-18 05:16:23,060 INFO L280 TraceCheckUtils]: 6: Hoare triple {6471#true} assume ~temp~1.base != 0 || ~temp~1.offset != 0; {6471#true} is VALID [2020-07-18 05:16:23,061 INFO L280 TraceCheckUtils]: 7: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~1.base, 8 + ~temp~1.offset, 4); srcloc: L595 {6471#true} is VALID [2020-07-18 05:16:23,061 INFO L280 TraceCheckUtils]: 8: Hoare triple {6471#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {6471#true} is VALID [2020-07-18 05:16:23,061 INFO L280 TraceCheckUtils]: 9: Hoare triple {6471#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {6471#true} is VALID [2020-07-18 05:16:23,061 INFO L280 TraceCheckUtils]: 10: Hoare triple {6471#true} havoc #t~mem7.base, #t~mem7.offset; {6471#true} is VALID [2020-07-18 05:16:23,062 INFO L280 TraceCheckUtils]: 11: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {6471#true} is VALID [2020-07-18 05:16:23,062 INFO L280 TraceCheckUtils]: 12: Hoare triple {6471#true} assume true; {6471#true} is VALID [2020-07-18 05:16:23,063 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {6471#true} {6511#(<= main_~i~0 1)} #139#return; {6511#(<= main_~i~0 1)} is VALID [2020-07-18 05:16:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:23,089 INFO L280 TraceCheckUtils]: 0: Hoare triple {6559#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6471#true} is VALID [2020-07-18 05:16:23,090 INFO L280 TraceCheckUtils]: 1: Hoare triple {6471#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {6471#true} is VALID [2020-07-18 05:16:23,090 INFO L280 TraceCheckUtils]: 2: Hoare triple {6471#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {6471#true} is VALID [2020-07-18 05:16:23,090 INFO L280 TraceCheckUtils]: 3: Hoare triple {6471#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {6471#true} is VALID [2020-07-18 05:16:23,090 INFO L280 TraceCheckUtils]: 4: Hoare triple {6471#true} havoc #t~mem6.base, #t~mem6.offset; {6471#true} is VALID [2020-07-18 05:16:23,090 INFO L280 TraceCheckUtils]: 5: Hoare triple {6471#true} havoc #t~mem5.base, #t~mem5.offset; {6471#true} is VALID [2020-07-18 05:16:23,091 INFO L280 TraceCheckUtils]: 6: Hoare triple {6471#true} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {6471#true} is VALID [2020-07-18 05:16:23,091 INFO L280 TraceCheckUtils]: 7: Hoare triple {6471#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {6471#true} is VALID [2020-07-18 05:16:23,091 INFO L280 TraceCheckUtils]: 8: Hoare triple {6471#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {6471#true} is VALID [2020-07-18 05:16:23,091 INFO L280 TraceCheckUtils]: 9: Hoare triple {6471#true} havoc #t~mem7.base, #t~mem7.offset; {6471#true} is VALID [2020-07-18 05:16:23,091 INFO L280 TraceCheckUtils]: 10: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {6471#true} is VALID [2020-07-18 05:16:23,092 INFO L280 TraceCheckUtils]: 11: Hoare triple {6471#true} assume true; {6471#true} is VALID [2020-07-18 05:16:23,093 INFO L275 TraceCheckUtils]: 12: Hoare quadruple {6471#true} {6527#(<= main_~i~0 0)} #139#return; {6527#(<= main_~i~0 0)} is VALID [2020-07-18 05:16:23,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 05:16:23,099 INFO L280 TraceCheckUtils]: 0: Hoare triple {6559#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6471#true} is VALID [2020-07-18 05:16:23,099 INFO L280 TraceCheckUtils]: 1: Hoare triple {6471#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {6471#true} is VALID [2020-07-18 05:16:23,099 INFO L280 TraceCheckUtils]: 2: Hoare triple {6471#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {6471#true} is VALID [2020-07-18 05:16:23,100 INFO L280 TraceCheckUtils]: 3: Hoare triple {6471#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {6471#true} is VALID [2020-07-18 05:16:23,100 INFO L280 TraceCheckUtils]: 4: Hoare triple {6471#true} havoc #t~mem6.base, #t~mem6.offset; {6471#true} is VALID [2020-07-18 05:16:23,100 INFO L280 TraceCheckUtils]: 5: Hoare triple {6471#true} havoc #t~mem5.base, #t~mem5.offset; {6471#true} is VALID [2020-07-18 05:16:23,100 INFO L280 TraceCheckUtils]: 6: Hoare triple {6471#true} assume ~temp~1.base != 0 || ~temp~1.offset != 0; {6471#true} is VALID [2020-07-18 05:16:23,100 INFO L280 TraceCheckUtils]: 7: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~1.base, 8 + ~temp~1.offset, 4); srcloc: L595 {6471#true} is VALID [2020-07-18 05:16:23,101 INFO L280 TraceCheckUtils]: 8: Hoare triple {6471#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {6471#true} is VALID [2020-07-18 05:16:23,101 INFO L280 TraceCheckUtils]: 9: Hoare triple {6471#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {6471#true} is VALID [2020-07-18 05:16:23,101 INFO L280 TraceCheckUtils]: 10: Hoare triple {6471#true} havoc #t~mem7.base, #t~mem7.offset; {6471#true} is VALID [2020-07-18 05:16:23,101 INFO L280 TraceCheckUtils]: 11: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {6471#true} is VALID [2020-07-18 05:16:23,101 INFO L280 TraceCheckUtils]: 12: Hoare triple {6471#true} assume true; {6471#true} is VALID [2020-07-18 05:16:23,102 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {6471#true} {6472#false} #139#return; {6472#false} is VALID [2020-07-18 05:16:23,103 INFO L263 TraceCheckUtils]: 0: Hoare triple {6471#true} call ULTIMATE.init(); {6557#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 05:16:23,103 INFO L280 TraceCheckUtils]: 1: Hoare triple {6557#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {6471#true} is VALID [2020-07-18 05:16:23,103 INFO L280 TraceCheckUtils]: 2: Hoare triple {6471#true} #valid := #valid[0 := 0]; {6471#true} is VALID [2020-07-18 05:16:23,103 INFO L280 TraceCheckUtils]: 3: Hoare triple {6471#true} assume 0 < #StackHeapBarrier; {6471#true} is VALID [2020-07-18 05:16:23,103 INFO L280 TraceCheckUtils]: 4: Hoare triple {6471#true} assume true; {6471#true} is VALID [2020-07-18 05:16:23,104 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {6471#true} {6471#true} #143#return; {6471#true} is VALID [2020-07-18 05:16:23,104 INFO L263 TraceCheckUtils]: 6: Hoare triple {6471#true} call #t~ret11 := main(); {6471#true} is VALID [2020-07-18 05:16:23,104 INFO L280 TraceCheckUtils]: 7: Hoare triple {6471#true} ~len~0 := 2; {6478#(<= main_~len~0 2)} is VALID [2020-07-18 05:16:23,105 INFO L280 TraceCheckUtils]: 8: Hoare triple {6478#(<= main_~len~0 2)} ~data~0 := 1; {6478#(<= main_~len~0 2)} is VALID [2020-07-18 05:16:23,106 INFO L280 TraceCheckUtils]: 9: Hoare triple {6478#(<= main_~len~0 2)} SUMMARY for call ~#s~0.base, ~#s~0.offset := #Ultimate.allocOnStack(4); srcloc: L603 {6478#(<= main_~len~0 2)} is VALID [2020-07-18 05:16:23,107 INFO L263 TraceCheckUtils]: 10: Hoare triple {6478#(<= main_~len~0 2)} call #t~ret8.base, #t~ret8.offset := dll_create(~len~0, ~data~0); {6558#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:23,107 INFO L280 TraceCheckUtils]: 11: Hoare triple {6558#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~len := #in~len; {6471#true} is VALID [2020-07-18 05:16:23,107 INFO L280 TraceCheckUtils]: 12: Hoare triple {6471#true} ~data := #in~data; {6471#true} is VALID [2020-07-18 05:16:23,108 INFO L280 TraceCheckUtils]: 13: Hoare triple {6471#true} ~head~0.base, ~head~0.offset := 0, 0; {6471#true} is VALID [2020-07-18 05:16:23,108 INFO L280 TraceCheckUtils]: 14: Hoare triple {6471#true} assume !!(~len > 0); {6471#true} is VALID [2020-07-18 05:16:23,108 INFO L280 TraceCheckUtils]: 15: Hoare triple {6471#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {6471#true} is VALID [2020-07-18 05:16:23,108 INFO L280 TraceCheckUtils]: 16: Hoare triple {6471#true} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {6471#true} is VALID [2020-07-18 05:16:23,108 INFO L280 TraceCheckUtils]: 17: Hoare triple {6471#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6471#true} is VALID [2020-07-18 05:16:23,109 INFO L280 TraceCheckUtils]: 18: Hoare triple {6471#true} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {6471#true} is VALID [2020-07-18 05:16:23,109 INFO L280 TraceCheckUtils]: 19: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {6471#true} is VALID [2020-07-18 05:16:23,109 INFO L280 TraceCheckUtils]: 20: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {6471#true} is VALID [2020-07-18 05:16:23,109 INFO L280 TraceCheckUtils]: 21: Hoare triple {6471#true} assume !(~head~0.base != 0 || ~head~0.offset != 0); {6471#true} is VALID [2020-07-18 05:16:23,109 INFO L280 TraceCheckUtils]: 22: Hoare triple {6471#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {6471#true} is VALID [2020-07-18 05:16:23,110 INFO L280 TraceCheckUtils]: 23: Hoare triple {6471#true} #t~post4 := ~len; {6471#true} is VALID [2020-07-18 05:16:23,110 INFO L280 TraceCheckUtils]: 24: Hoare triple {6471#true} ~len := #t~post4 - 1; {6471#true} is VALID [2020-07-18 05:16:23,110 INFO L280 TraceCheckUtils]: 25: Hoare triple {6471#true} havoc #t~post4; {6471#true} is VALID [2020-07-18 05:16:23,110 INFO L280 TraceCheckUtils]: 26: Hoare triple {6471#true} assume !!(~len > 0); {6471#true} is VALID [2020-07-18 05:16:23,110 INFO L280 TraceCheckUtils]: 27: Hoare triple {6471#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(12); srcloc: L577 {6471#true} is VALID [2020-07-18 05:16:23,110 INFO L280 TraceCheckUtils]: 28: Hoare triple {6471#true} ~new_head~0.base, ~new_head~0.offset := #t~malloc3.base, #t~malloc3.offset; {6471#true} is VALID [2020-07-18 05:16:23,111 INFO L280 TraceCheckUtils]: 29: Hoare triple {6471#true} assume !(0 == ~new_head~0.base && 0 == ~new_head~0.offset); {6471#true} is VALID [2020-07-18 05:16:23,111 INFO L280 TraceCheckUtils]: 30: Hoare triple {6471#true} SUMMARY for call write~int(~data, ~new_head~0.base, ~new_head~0.offset, 4); srcloc: L578-1 {6471#true} is VALID [2020-07-18 05:16:23,111 INFO L280 TraceCheckUtils]: 31: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(~head~0.base, ~head~0.offset, ~new_head~0.base, 4 + ~new_head~0.offset, 4); srcloc: L581 {6471#true} is VALID [2020-07-18 05:16:23,111 INFO L280 TraceCheckUtils]: 32: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(0, 0, ~new_head~0.base, 8 + ~new_head~0.offset, 4); srcloc: L582 {6471#true} is VALID [2020-07-18 05:16:23,111 INFO L280 TraceCheckUtils]: 33: Hoare triple {6471#true} assume ~head~0.base != 0 || ~head~0.offset != 0; {6471#true} is VALID [2020-07-18 05:16:23,111 INFO L280 TraceCheckUtils]: 34: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(~new_head~0.base, ~new_head~0.offset, ~head~0.base, 8 + ~head~0.offset, 4); srcloc: L585 {6471#true} is VALID [2020-07-18 05:16:23,112 INFO L280 TraceCheckUtils]: 35: Hoare triple {6471#true} ~head~0.base, ~head~0.offset := ~new_head~0.base, ~new_head~0.offset; {6471#true} is VALID [2020-07-18 05:16:23,112 INFO L280 TraceCheckUtils]: 36: Hoare triple {6471#true} #t~post4 := ~len; {6471#true} is VALID [2020-07-18 05:16:23,112 INFO L280 TraceCheckUtils]: 37: Hoare triple {6471#true} ~len := #t~post4 - 1; {6471#true} is VALID [2020-07-18 05:16:23,112 INFO L280 TraceCheckUtils]: 38: Hoare triple {6471#true} havoc #t~post4; {6471#true} is VALID [2020-07-18 05:16:23,112 INFO L280 TraceCheckUtils]: 39: Hoare triple {6471#true} assume !(~len > 0); {6471#true} is VALID [2020-07-18 05:16:23,113 INFO L280 TraceCheckUtils]: 40: Hoare triple {6471#true} #res.base, #res.offset := ~head~0.base, ~head~0.offset; {6471#true} is VALID [2020-07-18 05:16:23,113 INFO L280 TraceCheckUtils]: 41: Hoare triple {6471#true} assume true; {6471#true} is VALID [2020-07-18 05:16:23,114 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {6471#true} {6478#(<= main_~len~0 2)} #137#return; {6478#(<= main_~len~0 2)} is VALID [2020-07-18 05:16:23,115 INFO L280 TraceCheckUtils]: 43: Hoare triple {6478#(<= main_~len~0 2)} SUMMARY for call write~init~$Pointer$(#t~ret8.base, #t~ret8.offset, ~#s~0.base, ~#s~0.offset, 4); srcloc: L603-2 {6478#(<= main_~len~0 2)} is VALID [2020-07-18 05:16:23,115 INFO L280 TraceCheckUtils]: 44: Hoare triple {6478#(<= main_~len~0 2)} havoc #t~ret8.base, #t~ret8.offset; {6478#(<= main_~len~0 2)} is VALID [2020-07-18 05:16:23,116 INFO L280 TraceCheckUtils]: 45: Hoare triple {6478#(<= main_~len~0 2)} havoc ~i~0; {6478#(<= main_~len~0 2)} is VALID [2020-07-18 05:16:23,117 INFO L280 TraceCheckUtils]: 46: Hoare triple {6478#(<= main_~len~0 2)} ~i~0 := ~len~0 - 1; {6511#(<= main_~i~0 1)} is VALID [2020-07-18 05:16:23,117 INFO L280 TraceCheckUtils]: 47: Hoare triple {6511#(<= main_~i~0 1)} assume !!(~i~0 >= 0); {6511#(<= main_~i~0 1)} is VALID [2020-07-18 05:16:23,118 INFO L263 TraceCheckUtils]: 48: Hoare triple {6511#(<= main_~i~0 1)} call dll_remove_first(~#s~0.base, ~#s~0.offset); {6559#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:23,118 INFO L280 TraceCheckUtils]: 49: Hoare triple {6559#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6471#true} is VALID [2020-07-18 05:16:23,119 INFO L280 TraceCheckUtils]: 50: Hoare triple {6471#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {6471#true} is VALID [2020-07-18 05:16:23,119 INFO L280 TraceCheckUtils]: 51: Hoare triple {6471#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {6471#true} is VALID [2020-07-18 05:16:23,119 INFO L280 TraceCheckUtils]: 52: Hoare triple {6471#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {6471#true} is VALID [2020-07-18 05:16:23,119 INFO L280 TraceCheckUtils]: 53: Hoare triple {6471#true} havoc #t~mem6.base, #t~mem6.offset; {6471#true} is VALID [2020-07-18 05:16:23,119 INFO L280 TraceCheckUtils]: 54: Hoare triple {6471#true} havoc #t~mem5.base, #t~mem5.offset; {6471#true} is VALID [2020-07-18 05:16:23,120 INFO L280 TraceCheckUtils]: 55: Hoare triple {6471#true} assume ~temp~1.base != 0 || ~temp~1.offset != 0; {6471#true} is VALID [2020-07-18 05:16:23,120 INFO L280 TraceCheckUtils]: 56: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~1.base, 8 + ~temp~1.offset, 4); srcloc: L595 {6471#true} is VALID [2020-07-18 05:16:23,120 INFO L280 TraceCheckUtils]: 57: Hoare triple {6471#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {6471#true} is VALID [2020-07-18 05:16:23,120 INFO L280 TraceCheckUtils]: 58: Hoare triple {6471#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {6471#true} is VALID [2020-07-18 05:16:23,120 INFO L280 TraceCheckUtils]: 59: Hoare triple {6471#true} havoc #t~mem7.base, #t~mem7.offset; {6471#true} is VALID [2020-07-18 05:16:23,120 INFO L280 TraceCheckUtils]: 60: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {6471#true} is VALID [2020-07-18 05:16:23,121 INFO L280 TraceCheckUtils]: 61: Hoare triple {6471#true} assume true; {6471#true} is VALID [2020-07-18 05:16:23,121 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6471#true} {6511#(<= main_~i~0 1)} #139#return; {6511#(<= main_~i~0 1)} is VALID [2020-07-18 05:16:23,122 INFO L280 TraceCheckUtils]: 63: Hoare triple {6511#(<= main_~i~0 1)} #t~post9 := ~i~0; {6526#(<= |main_#t~post9| 1)} is VALID [2020-07-18 05:16:23,123 INFO L280 TraceCheckUtils]: 64: Hoare triple {6526#(<= |main_#t~post9| 1)} ~i~0 := #t~post9 - 1; {6527#(<= main_~i~0 0)} is VALID [2020-07-18 05:16:23,123 INFO L280 TraceCheckUtils]: 65: Hoare triple {6527#(<= main_~i~0 0)} havoc #t~post9; {6527#(<= main_~i~0 0)} is VALID [2020-07-18 05:16:23,124 INFO L280 TraceCheckUtils]: 66: Hoare triple {6527#(<= main_~i~0 0)} assume !!(~i~0 >= 0); {6527#(<= main_~i~0 0)} is VALID [2020-07-18 05:16:23,125 INFO L263 TraceCheckUtils]: 67: Hoare triple {6527#(<= main_~i~0 0)} call dll_remove_first(~#s~0.base, ~#s~0.offset); {6559#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:23,125 INFO L280 TraceCheckUtils]: 68: Hoare triple {6559#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6471#true} is VALID [2020-07-18 05:16:23,125 INFO L280 TraceCheckUtils]: 69: Hoare triple {6471#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {6471#true} is VALID [2020-07-18 05:16:23,126 INFO L280 TraceCheckUtils]: 70: Hoare triple {6471#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {6471#true} is VALID [2020-07-18 05:16:23,126 INFO L280 TraceCheckUtils]: 71: Hoare triple {6471#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {6471#true} is VALID [2020-07-18 05:16:23,126 INFO L280 TraceCheckUtils]: 72: Hoare triple {6471#true} havoc #t~mem6.base, #t~mem6.offset; {6471#true} is VALID [2020-07-18 05:16:23,126 INFO L280 TraceCheckUtils]: 73: Hoare triple {6471#true} havoc #t~mem5.base, #t~mem5.offset; {6471#true} is VALID [2020-07-18 05:16:23,126 INFO L280 TraceCheckUtils]: 74: Hoare triple {6471#true} assume !(~temp~1.base != 0 || ~temp~1.offset != 0); {6471#true} is VALID [2020-07-18 05:16:23,127 INFO L280 TraceCheckUtils]: 75: Hoare triple {6471#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {6471#true} is VALID [2020-07-18 05:16:23,127 INFO L280 TraceCheckUtils]: 76: Hoare triple {6471#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {6471#true} is VALID [2020-07-18 05:16:23,127 INFO L280 TraceCheckUtils]: 77: Hoare triple {6471#true} havoc #t~mem7.base, #t~mem7.offset; {6471#true} is VALID [2020-07-18 05:16:23,127 INFO L280 TraceCheckUtils]: 78: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {6471#true} is VALID [2020-07-18 05:16:23,127 INFO L280 TraceCheckUtils]: 79: Hoare triple {6471#true} assume true; {6471#true} is VALID [2020-07-18 05:16:23,128 INFO L275 TraceCheckUtils]: 80: Hoare quadruple {6471#true} {6527#(<= main_~i~0 0)} #139#return; {6527#(<= main_~i~0 0)} is VALID [2020-07-18 05:16:23,129 INFO L280 TraceCheckUtils]: 81: Hoare triple {6527#(<= main_~i~0 0)} #t~post9 := ~i~0; {6541#(<= |main_#t~post9| 0)} is VALID [2020-07-18 05:16:23,130 INFO L280 TraceCheckUtils]: 82: Hoare triple {6541#(<= |main_#t~post9| 0)} ~i~0 := #t~post9 - 1; {6542#(<= (+ main_~i~0 1) 0)} is VALID [2020-07-18 05:16:23,130 INFO L280 TraceCheckUtils]: 83: Hoare triple {6542#(<= (+ main_~i~0 1) 0)} havoc #t~post9; {6542#(<= (+ main_~i~0 1) 0)} is VALID [2020-07-18 05:16:23,131 INFO L280 TraceCheckUtils]: 84: Hoare triple {6542#(<= (+ main_~i~0 1) 0)} assume !!(~i~0 >= 0); {6472#false} is VALID [2020-07-18 05:16:23,131 INFO L263 TraceCheckUtils]: 85: Hoare triple {6472#false} call dll_remove_first(~#s~0.base, ~#s~0.offset); {6559#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} is VALID [2020-07-18 05:16:23,131 INFO L280 TraceCheckUtils]: 86: Hoare triple {6559#(and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))} ~head.base, ~head.offset := #in~head.base, #in~head.offset; {6471#true} is VALID [2020-07-18 05:16:23,131 INFO L280 TraceCheckUtils]: 87: Hoare triple {6471#true} SUMMARY for call #t~mem5.base, #t~mem5.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L593 {6471#true} is VALID [2020-07-18 05:16:23,132 INFO L280 TraceCheckUtils]: 88: Hoare triple {6471#true} SUMMARY for call #t~mem6.base, #t~mem6.offset := read~$Pointer$(#t~mem5.base, 4 + #t~mem5.offset, 4); srcloc: L593-1 {6471#true} is VALID [2020-07-18 05:16:23,132 INFO L280 TraceCheckUtils]: 89: Hoare triple {6471#true} ~temp~1.base, ~temp~1.offset := #t~mem6.base, #t~mem6.offset; {6471#true} is VALID [2020-07-18 05:16:23,132 INFO L280 TraceCheckUtils]: 90: Hoare triple {6471#true} havoc #t~mem6.base, #t~mem6.offset; {6471#true} is VALID [2020-07-18 05:16:23,132 INFO L280 TraceCheckUtils]: 91: Hoare triple {6471#true} havoc #t~mem5.base, #t~mem5.offset; {6471#true} is VALID [2020-07-18 05:16:23,132 INFO L280 TraceCheckUtils]: 92: Hoare triple {6471#true} assume ~temp~1.base != 0 || ~temp~1.offset != 0; {6471#true} is VALID [2020-07-18 05:16:23,132 INFO L280 TraceCheckUtils]: 93: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(0, 0, ~temp~1.base, 8 + ~temp~1.offset, 4); srcloc: L595 {6471#true} is VALID [2020-07-18 05:16:23,133 INFO L280 TraceCheckUtils]: 94: Hoare triple {6471#true} SUMMARY for call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~head.base, ~head.offset, 4); srcloc: L594-1 {6471#true} is VALID [2020-07-18 05:16:23,133 INFO L280 TraceCheckUtils]: 95: Hoare triple {6471#true} SUMMARY for call ULTIMATE.dealloc(#t~mem7.base, #t~mem7.offset); srcloc: L597 {6471#true} is VALID [2020-07-18 05:16:23,133 INFO L280 TraceCheckUtils]: 96: Hoare triple {6471#true} havoc #t~mem7.base, #t~mem7.offset; {6471#true} is VALID [2020-07-18 05:16:23,133 INFO L280 TraceCheckUtils]: 97: Hoare triple {6471#true} SUMMARY for call write~$Pointer$(~temp~1.base, ~temp~1.offset, ~head.base, ~head.offset, 4); srcloc: L598 {6471#true} is VALID [2020-07-18 05:16:23,133 INFO L280 TraceCheckUtils]: 98: Hoare triple {6471#true} assume true; {6471#true} is VALID [2020-07-18 05:16:23,134 INFO L275 TraceCheckUtils]: 99: Hoare quadruple {6471#true} {6472#false} #139#return; {6472#false} is VALID [2020-07-18 05:16:23,134 INFO L280 TraceCheckUtils]: 100: Hoare triple {6472#false} #t~post9 := ~i~0; {6472#false} is VALID [2020-07-18 05:16:23,134 INFO L280 TraceCheckUtils]: 101: Hoare triple {6472#false} ~i~0 := #t~post9 - 1; {6472#false} is VALID [2020-07-18 05:16:23,134 INFO L280 TraceCheckUtils]: 102: Hoare triple {6472#false} havoc #t~post9; {6472#false} is VALID [2020-07-18 05:16:23,134 INFO L280 TraceCheckUtils]: 103: Hoare triple {6472#false} assume !(~i~0 >= 0); {6472#false} is VALID [2020-07-18 05:16:23,134 INFO L280 TraceCheckUtils]: 104: Hoare triple {6472#false} SUMMARY for call #t~mem10.base, #t~mem10.offset := read~$Pointer$(~#s~0.base, ~#s~0.offset, 4); srcloc: L605-6 {6472#false} is VALID [2020-07-18 05:16:23,135 INFO L280 TraceCheckUtils]: 105: Hoare triple {6472#false} assume 0 != #t~mem10.base || 0 != #t~mem10.offset; {6472#false} is VALID [2020-07-18 05:16:23,135 INFO L280 TraceCheckUtils]: 106: Hoare triple {6472#false} havoc #t~mem10.base, #t~mem10.offset; {6472#false} is VALID [2020-07-18 05:16:23,135 INFO L280 TraceCheckUtils]: 107: Hoare triple {6472#false} assume !false; {6472#false} is VALID [2020-07-18 05:16:23,143 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2020-07-18 05:16:23,144 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [596458945] [2020-07-18 05:16:23,144 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 05:16:23,144 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-18 05:16:23,144 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715299319] [2020-07-18 05:16:23,145 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 108 [2020-07-18 05:16:23,145 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 05:16:23,145 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states. [2020-07-18 05:16:23,224 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 73 edges. 73 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:23,224 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-18 05:16:23,224 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 05:16:23,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-18 05:16:23,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-07-18 05:16:23,225 INFO L87 Difference]: Start difference. First operand 88 states and 91 transitions. Second operand 11 states. [2020-07-18 05:16:24,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:24,572 INFO L93 Difference]: Finished difference Result 112 states and 114 transitions. [2020-07-18 05:16:24,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-07-18 05:16:24,572 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 108 [2020-07-18 05:16:24,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 05:16:24,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-18 05:16:24,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 92 transitions. [2020-07-18 05:16:24,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-07-18 05:16:24,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 92 transitions. [2020-07-18 05:16:24,576 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 92 transitions. [2020-07-18 05:16:24,696 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 92 edges. 92 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 05:16:24,696 INFO L225 Difference]: With dead ends: 112 [2020-07-18 05:16:24,696 INFO L226 Difference]: Without dead ends: 0 [2020-07-18 05:16:24,698 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 10 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 05:16:24,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-18 05:16:24,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-18 05:16:24,698 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 05:16:24,699 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-18 05:16:24,699 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-18 05:16:24,699 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-18 05:16:24,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:24,699 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-18 05:16:24,699 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-18 05:16:24,699 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:24,699 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:24,699 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-18 05:16:24,699 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-18 05:16:24,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 05:16:24,700 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-18 05:16:24,700 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-18 05:16:24,700 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:24,700 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 05:16:24,700 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 05:16:24,700 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 05:16:24,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-18 05:16:24,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-18 05:16:24,701 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 108 [2020-07-18 05:16:24,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 05:16:24,701 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-18 05:16:24,701 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-18 05:16:24,701 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 0 states and 0 transitions. [2020-07-18 05:16:24,701 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 05:16:24,701 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-18 05:16:24,701 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 05:16:24,701 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-07-18 05:16:24,703 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-18 05:16:25,682 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-07-18 05:16:25,906 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 75 [2020-07-18 05:16:26,158 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 68 [2020-07-18 05:16:26,377 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-18 05:16:26,587 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-07-18 05:16:26,871 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2020-07-18 05:16:27,211 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-07-18 05:16:27,552 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 67 [2020-07-18 05:16:28,009 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2020-07-18 05:16:28,322 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2020-07-18 05:16:28,640 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 63 [2020-07-18 05:16:28,979 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 91 [2020-07-18 05:16:29,194 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 72 [2020-07-18 05:16:29,545 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2020-07-18 05:16:29,856 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 91 [2020-07-18 05:16:30,044 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 63 [2020-07-18 05:16:30,249 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 72 [2020-07-18 05:16:30,389 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 63 [2020-07-18 05:16:30,955 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 73 [2020-07-18 05:16:31,316 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 98 [2020-07-18 05:16:31,777 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2020-07-18 05:16:31,783 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-18 05:16:31,784 INFO L271 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-07-18 05:16:31,784 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-18 05:16:31,784 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 05:16:31,784 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-07-18 05:16:31,784 INFO L271 CegarLoopResult]: At program point myexitENTRY(lines 561 563) the Hoare annotation is: true [2020-07-18 05:16:31,784 INFO L268 CegarLoopResult]: For program point myexitEXIT(lines 561 563) no Hoare annotation was computed. [2020-07-18 05:16:31,785 INFO L271 CegarLoopResult]: At program point L562(line 562) the Hoare annotation is: true [2020-07-18 05:16:31,785 INFO L264 CegarLoopResult]: At program point L578-1(lines 578 580) the Hoare annotation is: (let ((.cse5 (= 0 dll_create_~head~0.base))) (let ((.cse4 (= 0 dll_create_~head~0.offset)) (.cse0 (= 0 |dll_create_#t~malloc3.offset|)) (.cse1 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse2 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse3 (= 0 dll_create_~new_head~0.offset)) (.cse9 (not .cse5)) (.cse10 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse6 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse11 (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base))) (.cse8 (not (= dll_create_~new_head~0.base dll_create_~head~0.base))) (.cse7 (not (= 0 dll_create_~new_head~0.base)))) (or (and .cse0 .cse1 .cse2 (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) .cse3 (= dll_create_~len |dll_create_#in~len|) .cse4 .cse5 .cse6 (= 0 (select |old(#valid)| |dll_create_#t~malloc3.base|)) .cse7) (and (= 0 (select |old(#valid)| dll_create_~head~0.base)) .cse2 (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) .cse4 (<= (+ dll_create_~len 1) |dll_create_#in~len|) .cse8 .cse0 .cse1 .cse3 .cse9 .cse10 .cse6 .cse11 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse9 (<= (+ dll_create_~len 2) |dll_create_#in~len|) .cse10 (<= 3 |dll_create_#in~len|) .cse6 .cse11 .cse8 .cse7)))) [2020-07-18 05:16:31,786 INFO L264 CegarLoopResult]: At program point dll_createENTRY(lines 574 591) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:16:31,786 INFO L264 CegarLoopResult]: At program point L574(lines 574 591) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= dll_create_~len |dll_create_#in~len|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:16:31,787 INFO L264 CegarLoopResult]: At program point L576-2(lines 576 589) the Hoare annotation is: (let ((.cse21 (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) (.cse0 (select |#memory_$Pointer$.base| dll_create_~new_head~0.base)) (.cse2 (+ dll_create_~new_head~0.offset 4))) (let ((.cse20 (select .cse0 .cse2)) (.cse16 (= 0 dll_create_~head~0.base)) (.cse4 (= .cse21 0))) (let ((.cse3 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse5 (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4))) (.cse6 (= 0 dll_create_~head~0.offset)) (.cse17 (not .cse4)) (.cse9 (= 0 |dll_create_#t~malloc3.offset|)) (.cse10 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse11 (= 0 dll_create_~new_head~0.offset)) (.cse12 (not .cse16)) (.cse18 (<= (+ dll_create_~len 2) |dll_create_#in~len|)) (.cse8 (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base)) (.cse13 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse19 (not (= .cse20 0))) (.cse14 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse15 (not (= 0 dll_create_~new_head~0.base)))) (or (let ((.cse1 (+ dll_create_~new_head~0.offset 8)) (.cse7 (+ dll_create_~len 1))) (and (= (select (store .cse0 .cse1 0) .cse2) 0) (= 0 (select |old(#valid)| dll_create_~head~0.base)) .cse3 .cse4 (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) .cse5 .cse6 (<= .cse7 |dll_create_#in~len|) (= 0 (select (store .cse8 .cse1 0) .cse2)) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= |dll_create_#in~len| .cse7) .cse15)) (and (= |#valid| |old(#valid)|) (= dll_create_~len |dll_create_#in~len|) .cse6 (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) .cse16 (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and .cse3 .cse6 .cse17 .cse9 .cse10 .cse11 .cse12 .cse18 .cse13 .cse19 (<= 3 |dll_create_#in~len|) .cse14 .cse15) (and (= (select (select |#memory_$Pointer$.offset| .cse20) 4) 0) (= 0 (select (select |#memory_$Pointer$.base| .cse21) 4)) .cse3 .cse5 .cse6 .cse17 (= 0 (select |old(#valid)| .cse20)) .cse9 .cse10 (= 0 (select (select |#memory_$Pointer$.offset| .cse21) 4)) .cse11 .cse12 .cse18 (= 0 (select .cse8 .cse2)) .cse13 .cse19 (= 0 (select (select |#memory_$Pointer$.base| .cse20) 4)) (= 0 (select |old(#valid)| .cse21)) .cse14 .cse15))))) [2020-07-18 05:16:31,788 INFO L264 CegarLoopResult]: At program point L576-3(lines 576 589) the Hoare annotation is: (let ((.cse14 (+ dll_create_~new_head~0.offset 4))) (let ((.cse12 (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) .cse14)) (.cse13 (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))) (let ((.cse0 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse1 (= 0 dll_create_~head~0.offset)) (.cse2 (not (= .cse13 0))) (.cse3 (= 0 |dll_create_#t~malloc3.offset|)) (.cse4 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse5 (= 0 dll_create_~new_head~0.offset)) (.cse6 (not (= 0 dll_create_~head~0.base))) (.cse7 (<= (+ dll_create_~len 2) |dll_create_#in~len|)) (.cse8 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse9 (not (= .cse12 0))) (.cse10 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse11 (not (= 0 dll_create_~new_head~0.base)))) (or (and (<= |dll_create_#in~len| 1) (<= |dll_create_#in~len| (+ dll_create_~len 1))) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (<= 3 |dll_create_#in~len|) .cse10 .cse11) (and (= (select (select |#memory_$Pointer$.offset| .cse12) 4) 0) (= 0 (select (select |#memory_$Pointer$.base| .cse13) 4)) .cse0 (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) .cse1 .cse2 (= 0 (select |old(#valid)| .cse12)) .cse3 .cse4 (= 0 (select (select |#memory_$Pointer$.offset| .cse13) 4)) .cse5 .cse6 .cse7 (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) .cse14)) .cse8 .cse9 (= 0 (select (select |#memory_$Pointer$.base| .cse12) 4)) (= 0 (select |old(#valid)| .cse13)) .cse10 .cse11))))) [2020-07-18 05:16:31,788 INFO L264 CegarLoopResult]: At program point dll_createFINAL(lines 574 591) the Hoare annotation is: (let ((.cse16 (+ dll_create_~new_head~0.offset 4))) (let ((.cse11 (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) .cse16)) (.cse0 (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) (.cse1 (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))) (let ((.cse12 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse13 (= 0 dll_create_~head~0.offset)) (.cse2 (= 0 |dll_create_#res.offset|)) (.cse3 (not (= .cse1 0))) (.cse4 (= 0 |dll_create_#t~malloc3.offset|)) (.cse14 (not (= .cse0 0))) (.cse15 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse5 (= 0 dll_create_~new_head~0.offset)) (.cse6 (not (= 0 dll_create_~head~0.base))) (.cse7 (<= (+ dll_create_~len 2) |dll_create_#in~len|)) (.cse8 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse17 (not (= .cse11 0))) (.cse9 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse10 (not (= 0 dll_create_~new_head~0.base)))) (or (and (= 0 (select (select |#memory_$Pointer$.base| .cse0) 4)) (= 0 (select (select |#memory_$Pointer$.base| .cse1) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_create_#res.base|) 4)) .cse2 .cse3 .cse4 (= 0 (select (select |#memory_$Pointer$.offset| .cse1) 4)) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (= (select (select |#memory_$Pointer$.offset| .cse11) 4) 0) .cse12 (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) .cse13 (= (select |old(#valid)| .cse0) 0) (= 0 (select |old(#valid)| .cse11)) (= 0 (select (select |#memory_$Pointer$.offset| .cse0) 4)) .cse14 .cse15 (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) .cse16)) .cse17 (= 0 (select (select |#memory_$Pointer$.base| .cse11) 4)) (= 0 (select |old(#valid)| .cse1))) (and (<= |dll_create_#in~len| 1) (<= |dll_create_#in~len| (+ dll_create_~len 1))) (and .cse12 .cse13 .cse2 .cse3 .cse4 .cse14 .cse15 .cse5 .cse6 .cse7 .cse8 .cse17 (<= 3 |dll_create_#in~len|) .cse9 .cse10))))) [2020-07-18 05:16:31,789 INFO L264 CegarLoopResult]: At program point L585(line 585) the Hoare annotation is: (let ((.cse13 (+ dll_create_~new_head~0.offset 8))) (let ((.cse9 (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) .cse13 0)) (.cse3 (+ dll_create_~new_head~0.offset 4))) (let ((.cse0 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse1 (select .cse9 .cse3)) (.cse4 (= 0 |dll_create_#t~malloc3.offset|)) (.cse5 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse6 (= 0 dll_create_~new_head~0.offset)) (.cse7 (not (= 0 dll_create_~head~0.base))) (.cse8 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse10 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse11 (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base))) (.cse12 (not (= 0 dll_create_~new_head~0.base)))) (or (let ((.cse2 (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) .cse13 0))) (and .cse0 (= .cse1 dll_create_~head~0.base) (= 0 dll_create_~head~0.offset) (<= (+ dll_create_~len 1) |dll_create_#in~len|) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~new_head~0.base .cse2) dll_create_~head~0.base) 4)) (= 0 (select .cse2 .cse3)) (= 0 (select |old(#valid)| .cse1)) .cse4 .cse5 .cse6 .cse7 .cse8 (= 0 (select (select (store |#memory_$Pointer$.base| dll_create_~new_head~0.base .cse9) dll_create_~head~0.base) 4)) .cse10 .cse11 .cse12)) (and .cse0 (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not (= .cse1 0)) .cse4 .cse5 .cse6 .cse7 (<= (+ dll_create_~len 2) |dll_create_#in~len|) .cse8 (<= 3 |dll_create_#in~len|) .cse10 .cse11 .cse12))))) [2020-07-18 05:16:31,789 INFO L264 CegarLoopResult]: At program point L583(lines 576 589) the Hoare annotation is: (let ((.cse17 (+ dll_create_~new_head~0.offset 8))) (let ((.cse10 (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) .cse17 0)) (.cse16 (+ dll_create_~new_head~0.offset 4))) (let ((.cse3 (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) .cse17 0)) (.cse1 (select .cse10 .cse16)) (.cse15 (= 0 dll_create_~head~0.base))) (let ((.cse8 (not .cse15)) (.cse9 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse12 (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base))) (.cse14 (= .cse1 0)) (.cse0 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse2 (= 0 dll_create_~head~0.offset)) (.cse4 (= 0 (select .cse3 .cse16))) (.cse5 (= 0 |dll_create_#t~malloc3.offset|)) (.cse6 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse7 (= 0 dll_create_~new_head~0.offset)) (.cse11 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse13 (not (= 0 dll_create_~new_head~0.base)))) (or (and .cse0 (= .cse1 dll_create_~head~0.base) .cse2 (<= (+ dll_create_~len 1) |dll_create_#in~len|) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~new_head~0.base .cse3) dll_create_~head~0.base) 4)) .cse4 (= 0 (select |old(#valid)| .cse1)) .cse5 .cse6 .cse7 .cse8 .cse9 (= 0 (select (select (store |#memory_$Pointer$.base| dll_create_~new_head~0.base .cse10) dll_create_~head~0.base) 4)) .cse11 .cse12 .cse13) (and .cse0 (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not .cse14) .cse5 .cse6 .cse7 .cse8 (<= (+ dll_create_~len 2) |dll_create_#in~len|) .cse9 (<= 3 |dll_create_#in~len|) .cse11 .cse12 .cse13) (and .cse14 .cse0 (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= dll_create_~len |dll_create_#in~len|) .cse2 .cse4 .cse5 .cse6 .cse7 .cse15 .cse11 (= 0 (select |old(#valid)| |dll_create_#t~malloc3.base|)) .cse13)))))) [2020-07-18 05:16:31,789 INFO L264 CegarLoopResult]: At program point L581(line 581) the Hoare annotation is: (let ((.cse5 (= 0 dll_create_~head~0.base))) (let ((.cse4 (= 0 dll_create_~head~0.offset)) (.cse0 (= 0 |dll_create_#t~malloc3.offset|)) (.cse1 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse2 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse3 (= 0 dll_create_~new_head~0.offset)) (.cse9 (not .cse5)) (.cse10 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse6 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse11 (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base))) (.cse8 (not (= dll_create_~new_head~0.base dll_create_~head~0.base))) (.cse7 (not (= 0 dll_create_~new_head~0.base)))) (or (and .cse0 .cse1 .cse2 (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) .cse3 (= dll_create_~len |dll_create_#in~len|) .cse4 .cse5 .cse6 (= 0 (select |old(#valid)| |dll_create_#t~malloc3.base|)) .cse7) (and (= 0 (select |old(#valid)| dll_create_~head~0.base)) .cse2 (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) .cse4 (<= (+ dll_create_~len 1) |dll_create_#in~len|) .cse8 .cse0 .cse1 .cse3 .cse9 .cse10 .cse6 .cse11 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse9 (<= (+ dll_create_~len 2) |dll_create_#in~len|) .cse10 (<= 3 |dll_create_#in~len|) .cse6 .cse11 .cse8 .cse7)))) [2020-07-18 05:16:31,789 INFO L271 CegarLoopResult]: At program point L579(line 579) the Hoare annotation is: true [2020-07-18 05:16:31,790 INFO L264 CegarLoopResult]: At program point L577(line 577) the Hoare annotation is: (let ((.cse11 (= 0 dll_create_~head~0.base))) (let ((.cse2 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse0 (= 0 |dll_create_#t~malloc3.offset|)) (.cse1 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse3 (= 0 dll_create_~new_head~0.offset)) (.cse4 (not .cse11)) (.cse5 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse6 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse7 (not (= 0 dll_create_~new_head~0.base))) (.cse10 (= 0 dll_create_~head~0.offset))) (or (and .cse0 .cse1 .cse2 .cse3 (<= (+ dll_create_~len 2) |dll_create_#in~len|) .cse4 .cse5 (<= 3 |dll_create_#in~len|) .cse6 .cse7) (let ((.cse8 (+ dll_create_~new_head~0.offset 8)) (.cse9 (+ dll_create_~new_head~0.offset 4))) (and (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) .cse8 0) .cse9) 0) (= 0 (select |old(#valid)| dll_create_~head~0.base)) .cse2 (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) .cse10 (<= (+ dll_create_~len 1) |dll_create_#in~len|) (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) .cse8 0) .cse9)) .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7)) (and (= |#valid| |old(#valid)|) (= dll_create_~len |dll_create_#in~len|) .cse10 (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) .cse11 (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))))) [2020-07-18 05:16:31,790 INFO L264 CegarLoopResult]: At program point L577-1(line 577) the Hoare annotation is: (let ((.cse12 (= 0 dll_create_~head~0.base))) (let ((.cse6 (= 0 dll_create_~new_head~0.offset)) (.cse7 (not .cse12)) (.cse8 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse9 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse10 (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base))) (.cse11 (not (= 0 dll_create_~new_head~0.base))) (.cse4 (= 0 |dll_create_#t~malloc3.offset|)) (.cse5 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse2 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse3 (= 0 dll_create_~head~0.offset))) (or (let ((.cse0 (+ dll_create_~new_head~0.offset 8)) (.cse1 (+ dll_create_~new_head~0.offset 4))) (and (= (select (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) .cse0 0) .cse1) 0) (= 0 (select |old(#valid)| dll_create_~head~0.base)) .cse2 (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) .cse3 (<= (+ dll_create_~len 1) |dll_create_#in~len|) (= 0 (select (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) .cse0 0) .cse1)) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11)) (and .cse4 .cse5 .cse2 .cse6 (<= (+ dll_create_~len 2) |dll_create_#in~len|) .cse7 .cse8 (<= 3 |dll_create_#in~len|) .cse9 .cse10 .cse11) (and .cse4 .cse5 .cse2 (= dll_create_~len |dll_create_#in~len|) .cse3 .cse12 (= 0 (select |old(#valid)| |dll_create_#t~malloc3.base|)))))) [2020-07-18 05:16:31,790 INFO L264 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= dll_create_~len |dll_create_#in~len|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:16:31,790 INFO L264 CegarLoopResult]: At program point dll_createEXIT(lines 574 591) the Hoare annotation is: (let ((.cse16 (+ dll_create_~new_head~0.offset 4))) (let ((.cse11 (select (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) .cse16)) (.cse0 (select (select |#memory_$Pointer$.base| |dll_create_#res.base|) 4)) (.cse1 (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4))) (let ((.cse12 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse13 (= 0 dll_create_~head~0.offset)) (.cse2 (= 0 |dll_create_#res.offset|)) (.cse3 (not (= .cse1 0))) (.cse4 (= 0 |dll_create_#t~malloc3.offset|)) (.cse14 (not (= .cse0 0))) (.cse15 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse5 (= 0 dll_create_~new_head~0.offset)) (.cse6 (not (= 0 dll_create_~head~0.base))) (.cse7 (<= (+ dll_create_~len 2) |dll_create_#in~len|)) (.cse8 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse17 (not (= .cse11 0))) (.cse9 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse10 (not (= 0 dll_create_~new_head~0.base)))) (or (and (= 0 (select (select |#memory_$Pointer$.base| .cse0) 4)) (= 0 (select (select |#memory_$Pointer$.base| .cse1) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |dll_create_#res.base|) 4)) .cse2 .cse3 .cse4 (= 0 (select (select |#memory_$Pointer$.offset| .cse1) 4)) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (= (select (select |#memory_$Pointer$.offset| .cse11) 4) 0) .cse12 (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) .cse13 (= (select |old(#valid)| .cse0) 0) (= 0 (select |old(#valid)| .cse11)) (= 0 (select (select |#memory_$Pointer$.offset| .cse0) 4)) .cse14 .cse15 (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) .cse16)) .cse17 (= 0 (select (select |#memory_$Pointer$.base| .cse11) 4)) (= 0 (select |old(#valid)| .cse1))) (and (<= |dll_create_#in~len| 1) (<= |dll_create_#in~len| (+ dll_create_~len 1))) (and .cse12 .cse13 .cse2 .cse3 .cse4 .cse14 .cse15 .cse5 .cse6 .cse7 .cse8 .cse17 (<= 3 |dll_create_#in~len|) .cse9 .cse10))))) [2020-07-18 05:16:31,791 INFO L264 CegarLoopResult]: At program point L588(line 588) the Hoare annotation is: (let ((.cse16 (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) (.cse0 (select |#memory_$Pointer$.base| dll_create_~new_head~0.base)) (.cse2 (+ dll_create_~new_head~0.offset 4))) (let ((.cse15 (select .cse0 .cse2)) (.cse4 (= .cse16 0))) (let ((.cse5 (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4))) (.cse7 (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base)) (.cse3 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse6 (= 0 dll_create_~head~0.offset)) (.cse17 (not .cse4)) (.cse8 (= 0 |dll_create_#t~malloc3.offset|)) (.cse9 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse10 (= 0 dll_create_~new_head~0.offset)) (.cse11 (not (= 0 dll_create_~head~0.base))) (.cse12 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse18 (not (= .cse15 0))) (.cse13 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse14 (not (= 0 dll_create_~new_head~0.base)))) (or (let ((.cse1 (+ dll_create_~new_head~0.offset 8))) (and (= (select (store .cse0 .cse1 0) .cse2) 0) (= 0 (select |old(#valid)| dll_create_~head~0.base)) .cse3 .cse4 (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= dll_create_~len |dll_create_#in~len|) .cse5 .cse6 (= 0 (select (store .cse7 .cse1 0) .cse2)) .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14)) (and (= (select (select |#memory_$Pointer$.offset| .cse15) 4) 0) (= 0 (select (select |#memory_$Pointer$.base| .cse16) 4)) .cse3 .cse5 .cse6 .cse17 (<= (+ dll_create_~len 1) |dll_create_#in~len|) (= 0 (select |old(#valid)| .cse15)) .cse8 .cse9 (= 0 (select (select |#memory_$Pointer$.offset| .cse16) 4)) .cse10 .cse11 (= 0 (select .cse7 .cse2)) .cse12 .cse18 (= 0 (select (select |#memory_$Pointer$.base| .cse15) 4)) (= 0 (select |old(#valid)| .cse16)) .cse13 .cse14) (and .cse3 .cse6 .cse17 .cse8 .cse9 .cse10 .cse11 (<= (+ dll_create_~len 2) |dll_create_#in~len|) .cse12 .cse18 (<= 3 |dll_create_#in~len|) .cse13 .cse14))))) [2020-07-18 05:16:31,791 INFO L264 CegarLoopResult]: At program point L588-1(line 588) the Hoare annotation is: (let ((.cse16 (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) (.cse0 (select |#memory_$Pointer$.base| dll_create_~new_head~0.base)) (.cse2 (+ dll_create_~new_head~0.offset 4))) (let ((.cse15 (select .cse0 .cse2)) (.cse4 (= .cse16 0))) (let ((.cse5 (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4))) (.cse7 (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base)) (.cse3 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse6 (= 0 dll_create_~head~0.offset)) (.cse17 (not .cse4)) (.cse18 (<= (+ |dll_create_#t~post4| 1) |dll_create_#in~len|)) (.cse8 (= 0 |dll_create_#t~malloc3.offset|)) (.cse9 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse10 (= 0 dll_create_~new_head~0.offset)) (.cse11 (not (= 0 dll_create_~head~0.base))) (.cse12 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse19 (not (= .cse15 0))) (.cse13 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse14 (not (= 0 dll_create_~new_head~0.base)))) (or (let ((.cse1 (+ dll_create_~new_head~0.offset 8))) (and (= (select (store .cse0 .cse1 0) .cse2) 0) (= 0 (select |old(#valid)| dll_create_~head~0.base)) .cse3 .cse4 (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= dll_create_~len |dll_create_#in~len|) .cse5 .cse6 (<= |dll_create_#t~post4| |dll_create_#in~len|) (= 0 (select (store .cse7 .cse1 0) .cse2)) (<= |dll_create_#in~len| |dll_create_#t~post4|) .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14)) (and (= (select (select |#memory_$Pointer$.offset| .cse15) 4) 0) (= 0 (select (select |#memory_$Pointer$.base| .cse16) 4)) .cse3 .cse5 .cse6 .cse17 .cse18 (<= (+ dll_create_~len 1) |dll_create_#in~len|) (= 0 (select |old(#valid)| .cse15)) .cse8 .cse9 (= 0 (select (select |#memory_$Pointer$.offset| .cse16) 4)) .cse10 .cse11 (= 0 (select .cse7 .cse2)) .cse12 .cse19 (= 0 (select (select |#memory_$Pointer$.base| .cse15) 4)) (= 0 (select |old(#valid)| .cse16)) .cse13 .cse14) (and .cse3 .cse6 .cse17 .cse18 .cse8 .cse9 .cse10 .cse11 (<= (+ dll_create_~len 2) |dll_create_#in~len|) .cse12 .cse19 (<= 3 |dll_create_#in~len|) .cse13 .cse14))))) [2020-07-18 05:16:31,791 INFO L264 CegarLoopResult]: At program point L588-2(line 588) the Hoare annotation is: (let ((.cse17 (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4)) (.cse0 (select |#memory_$Pointer$.base| dll_create_~new_head~0.base)) (.cse2 (+ dll_create_~new_head~0.offset 4))) (let ((.cse16 (select .cse0 .cse2)) (.cse4 (= .cse17 0))) (let ((.cse5 (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4))) (.cse8 (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base)) (.cse3 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse6 (= 0 dll_create_~head~0.offset)) (.cse18 (not .cse4)) (.cse19 (<= (+ |dll_create_#t~post4| 1) |dll_create_#in~len|)) (.cse9 (= 0 |dll_create_#t~malloc3.offset|)) (.cse10 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse11 (= 0 dll_create_~new_head~0.offset)) (.cse12 (not (= 0 dll_create_~head~0.base))) (.cse20 (<= (+ dll_create_~len 2) |dll_create_#in~len|)) (.cse13 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse21 (not (= .cse16 0))) (.cse14 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse15 (not (= 0 dll_create_~new_head~0.base)))) (or (let ((.cse1 (+ dll_create_~new_head~0.offset 8)) (.cse7 (+ dll_create_~len 1))) (and (= (select (store .cse0 .cse1 0) .cse2) 0) (= 0 (select |old(#valid)| dll_create_~head~0.base)) .cse3 .cse4 (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) .cse5 .cse6 (<= |dll_create_#t~post4| |dll_create_#in~len|) (<= .cse7 |dll_create_#in~len|) (= 0 (select (store .cse8 .cse1 0) .cse2)) (<= |dll_create_#in~len| |dll_create_#t~post4|) .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= |dll_create_#in~len| .cse7) .cse15)) (and (= (select (select |#memory_$Pointer$.offset| .cse16) 4) 0) (= 0 (select (select |#memory_$Pointer$.base| .cse17) 4)) .cse3 .cse5 .cse6 .cse18 .cse19 (= 0 (select |old(#valid)| .cse16)) .cse9 .cse10 (= 0 (select (select |#memory_$Pointer$.offset| .cse17) 4)) .cse11 .cse12 .cse20 (= 0 (select .cse8 .cse2)) .cse13 .cse21 (= 0 (select (select |#memory_$Pointer$.base| .cse16) 4)) (= 0 (select |old(#valid)| .cse17)) .cse14 .cse15) (and .cse3 .cse6 .cse18 .cse19 .cse9 .cse10 .cse11 .cse12 .cse20 .cse13 .cse21 (<= 3 |dll_create_#in~len|) .cse14 .cse15))))) [2020-07-18 05:16:31,792 INFO L264 CegarLoopResult]: At program point L584(lines 584 586) the Hoare annotation is: (let ((.cse17 (+ dll_create_~new_head~0.offset 8))) (let ((.cse10 (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) .cse17 0)) (.cse16 (+ dll_create_~new_head~0.offset 4))) (let ((.cse3 (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) .cse17 0)) (.cse1 (select .cse10 .cse16)) (.cse15 (= 0 dll_create_~head~0.base))) (let ((.cse8 (not .cse15)) (.cse9 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse12 (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base))) (.cse14 (= .cse1 0)) (.cse0 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse2 (= 0 dll_create_~head~0.offset)) (.cse4 (= 0 (select .cse3 .cse16))) (.cse5 (= 0 |dll_create_#t~malloc3.offset|)) (.cse6 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse7 (= 0 dll_create_~new_head~0.offset)) (.cse11 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse13 (not (= 0 dll_create_~new_head~0.base)))) (or (and .cse0 (= .cse1 dll_create_~head~0.base) .cse2 (<= (+ dll_create_~len 1) |dll_create_#in~len|) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~new_head~0.base .cse3) dll_create_~head~0.base) 4)) .cse4 (= 0 (select |old(#valid)| .cse1)) .cse5 .cse6 .cse7 .cse8 .cse9 (= 0 (select (select (store |#memory_$Pointer$.base| dll_create_~new_head~0.base .cse10) dll_create_~head~0.base) 4)) .cse11 .cse12 .cse13) (and .cse0 (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not .cse14) .cse5 .cse6 .cse7 .cse8 (<= (+ dll_create_~len 2) |dll_create_#in~len|) .cse9 (<= 3 |dll_create_#in~len|) .cse11 .cse12 .cse13) (and .cse14 .cse0 (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= dll_create_~len |dll_create_#in~len|) .cse2 .cse4 .cse5 .cse6 .cse7 .cse15 .cse11 (= 0 (select |old(#valid)| |dll_create_#t~malloc3.base|)) .cse13)))))) [2020-07-18 05:16:31,792 INFO L264 CegarLoopResult]: At program point L582(line 582) the Hoare annotation is: (let ((.cse17 (+ dll_create_~new_head~0.offset 8))) (let ((.cse10 (store (select |#memory_$Pointer$.base| dll_create_~new_head~0.base) .cse17 0)) (.cse16 (+ dll_create_~new_head~0.offset 4))) (let ((.cse3 (store (select |#memory_$Pointer$.offset| dll_create_~new_head~0.base) .cse17 0)) (.cse1 (select .cse10 .cse16)) (.cse15 (= 0 dll_create_~head~0.base))) (let ((.cse8 (not .cse15)) (.cse9 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse12 (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base))) (.cse14 (= .cse1 0)) (.cse0 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse2 (= 0 dll_create_~head~0.offset)) (.cse4 (= 0 (select .cse3 .cse16))) (.cse5 (= 0 |dll_create_#t~malloc3.offset|)) (.cse6 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse7 (= 0 dll_create_~new_head~0.offset)) (.cse11 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse13 (not (= 0 dll_create_~new_head~0.base)))) (or (and .cse0 (= .cse1 dll_create_~head~0.base) .cse2 (<= (+ dll_create_~len 1) |dll_create_#in~len|) (= 0 (select (select (store |#memory_$Pointer$.offset| dll_create_~new_head~0.base .cse3) dll_create_~head~0.base) 4)) .cse4 (= 0 (select |old(#valid)| .cse1)) .cse5 .cse6 .cse7 .cse8 .cse9 (= 0 (select (select (store |#memory_$Pointer$.base| dll_create_~new_head~0.base .cse10) dll_create_~head~0.base) 4)) .cse11 .cse12 .cse13) (and .cse0 (not (= dll_create_~new_head~0.base dll_create_~head~0.base)) (not .cse14) .cse5 .cse6 .cse7 .cse8 (<= (+ dll_create_~len 2) |dll_create_#in~len|) .cse9 (<= 3 |dll_create_#in~len|) .cse11 .cse12 .cse13) (and .cse14 .cse0 (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) (= dll_create_~len |dll_create_#in~len|) .cse2 .cse4 .cse5 .cse6 .cse7 .cse15 .cse11 (= 0 (select |old(#valid)| |dll_create_#t~malloc3.base|)) .cse13)))))) [2020-07-18 05:16:31,792 INFO L264 CegarLoopResult]: At program point L578(lines 578 580) the Hoare annotation is: (let ((.cse5 (= 0 dll_create_~head~0.base))) (let ((.cse4 (= 0 dll_create_~head~0.offset)) (.cse0 (= 0 |dll_create_#t~malloc3.offset|)) (.cse1 (not (= 0 |dll_create_#t~malloc3.base|))) (.cse2 (= 1 (select |#valid| |dll_create_#t~malloc3.base|))) (.cse3 (= 0 dll_create_~new_head~0.offset)) (.cse9 (not .cse5)) (.cse10 (= (select |#valid| dll_create_~head~0.base) 1)) (.cse6 (= 1 (select |#valid| dll_create_~new_head~0.base))) (.cse11 (not (= |dll_create_#t~malloc3.base| dll_create_~head~0.base))) (.cse8 (not (= dll_create_~new_head~0.base dll_create_~head~0.base))) (.cse7 (not (= 0 dll_create_~new_head~0.base)))) (or (and .cse0 .cse1 .cse2 (= 0 (select |old(#valid)| dll_create_~new_head~0.base)) .cse3 (= dll_create_~len |dll_create_#in~len|) .cse4 .cse5 .cse6 (= 0 (select |old(#valid)| |dll_create_#t~malloc3.base|)) .cse7) (and (= 0 (select |old(#valid)| dll_create_~head~0.base)) .cse2 (= (select (select |#memory_$Pointer$.base| dll_create_~head~0.base) 4) 0) (= 0 (select (select |#memory_$Pointer$.offset| dll_create_~head~0.base) 4)) .cse4 (<= (+ dll_create_~len 1) |dll_create_#in~len|) .cse8 .cse0 .cse1 .cse3 .cse9 .cse10 .cse6 .cse11 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse9 (<= (+ dll_create_~len 2) |dll_create_#in~len|) .cse10 (<= 3 |dll_create_#in~len|) .cse6 .cse11 .cse8 .cse7)))) [2020-07-18 05:16:31,792 INFO L268 CegarLoopResult]: For program point L66-1(line 66) no Hoare annotation was computed. [2020-07-18 05:16:31,793 INFO L268 CegarLoopResult]: For program point __bswap_32ENTRY(lines 63 67) no Hoare annotation was computed. [2020-07-18 05:16:31,793 INFO L268 CegarLoopResult]: For program point __bswap_32FINAL(lines 63 67) no Hoare annotation was computed. [2020-07-18 05:16:31,793 INFO L268 CegarLoopResult]: For program point __bswap_32EXIT(lines 63 67) no Hoare annotation was computed. [2020-07-18 05:16:31,793 INFO L268 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-07-18 05:16:31,793 INFO L268 CegarLoopResult]: For program point __bswap_64ENTRY(lines 68 72) no Hoare annotation was computed. [2020-07-18 05:16:31,793 INFO L268 CegarLoopResult]: For program point __bswap_64FINAL(lines 68 72) no Hoare annotation was computed. [2020-07-18 05:16:31,793 INFO L268 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-07-18 05:16:31,793 INFO L268 CegarLoopResult]: For program point L71-1(line 71) no Hoare annotation was computed. [2020-07-18 05:16:31,793 INFO L268 CegarLoopResult]: For program point __bswap_64EXIT(lines 68 72) no Hoare annotation was computed. [2020-07-18 05:16:31,793 INFO L271 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-07-18 05:16:31,793 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-18 05:16:31,793 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-18 05:16:31,793 INFO L271 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-07-18 05:16:31,793 INFO L264 CegarLoopResult]: At program point L609(lines 600 614) the Hoare annotation is: false [2020-07-18 05:16:31,794 INFO L264 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (not (= .cse0 |main_~#s~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| .cse1) 4)) (<= main_~len~0 2) (= 0 (select (select |#memory_$Pointer$.offset| .cse0) 4)) (= 0 (select (select |#memory_$Pointer$.base| .cse0) 4)) (<= 2 main_~len~0) (not (= .cse0 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)))) [2020-07-18 05:16:31,794 INFO L264 CegarLoopResult]: At program point L603(line 603) the Hoare annotation is: (and (<= main_~len~0 2) (= |#valid| |old(#valid)|) (<= 2 main_~len~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:16:31,794 INFO L264 CegarLoopResult]: At program point L603-1(line 603) the Hoare annotation is: (and (<= main_~len~0 2) (<= 2 main_~len~0) (= (select |#valid| |main_~#s~0.base|) 1)) [2020-07-18 05:16:31,794 INFO L264 CegarLoopResult]: At program point L605-3(line 605) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (.cse3 (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))) (let ((.cse1 (let ((.cse4 (<= 2 main_~len~0))) (or (and (= 0 .cse0) (<= 0 main_~i~0) .cse4 .cse3) (and .cse4 (<= 1 |main_#t~post9|) (<= 1 main_~i~0))))) (.cse2 (<= main_~len~0 2))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| .cse0) 4)) .cse1 .cse2 (= (select (select |#memory_$Pointer$.base| .cse0) 4) 0) (<= |main_#t~post9| 1) (<= main_~i~0 1) .cse3) (and (<= main_~i~0 0) .cse1 .cse2 (<= |main_#t~post9| 0))))) [2020-07-18 05:16:31,794 INFO L264 CegarLoopResult]: At program point L603-2(line 603) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_#t~ret8.base|) 4))) (and (= 0 (select (select |#memory_$Pointer$.base| .cse0) 4)) (<= main_~len~0 2) (= 0 (select (select |#memory_$Pointer$.offset| .cse0) 4)) (<= 2 main_~len~0) (not (= |main_~#s~0.base| .cse0)) (= 0 |main_#t~ret8.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~ret8.base|) 4)) (not (= 0 .cse0)))) [2020-07-18 05:16:31,794 INFO L264 CegarLoopResult]: At program point L605-4(line 605) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (.cse3 (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))) (let ((.cse1 (<= main_~len~0 2)) (.cse2 (let ((.cse4 (<= 2 main_~len~0))) (or (and (= 0 .cse0) .cse4 .cse3) (and (<= 0 main_~i~0) .cse4 (<= 1 |main_#t~post9|)))))) (or (and (<= main_~i~0 0) (= 0 (select (select |#memory_$Pointer$.offset| .cse0) 4)) .cse1 (= (select (select |#memory_$Pointer$.base| .cse0) 4) 0) .cse2 (<= |main_#t~post9| 1) .cse3) (and .cse1 .cse2 (<= (+ main_~i~0 1) 0) (<= |main_#t~post9| 0))))) [2020-07-18 05:16:31,794 INFO L271 CegarLoopResult]: At program point mainEXIT(lines 600 614) the Hoare annotation is: true [2020-07-18 05:16:31,795 INFO L264 CegarLoopResult]: At program point L603-3(line 603) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (let ((.cse2 (select (select |#memory_$Pointer$.base| .cse1) 4)) (.cse0 (select (select |#memory_$Pointer$.base| |main_#t~ret8.base|) 4))) (and (= 0 (select (select |#memory_$Pointer$.base| .cse0) 4)) (= 0 (select (select |#memory_$Pointer$.offset| .cse1) 4)) (= 0 (select (select |#memory_$Pointer$.offset| .cse2) 4)) (= 0 (select (select |#memory_$Pointer$.offset| .cse0) 4)) (= 0 (select (select |#memory_$Pointer$.base| .cse2) 4)) (not (= |main_~#s~0.base| .cse0)) (not (= .cse2 0)) (= 0 |main_#t~ret8.offset|) (not (= .cse2 |main_~#s~0.base|)) (<= main_~len~0 2) (<= 2 main_~len~0) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~ret8.base|) 4)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0) (not (= 0 .cse0))))) [2020-07-18 05:16:31,795 INFO L264 CegarLoopResult]: At program point L605-5(lines 605 607) the Hoare annotation is: (let ((.cse7 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (let ((.cse5 (select (select |#memory_$Pointer$.base| .cse7) 4)) (.cse4 (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (.cse6 (<= 2 main_~len~0))) (let ((.cse0 (or (and (= 0 .cse7) .cse6 .cse4) (and (<= 0 main_~i~0) .cse6))) (.cse2 (= 0 (select (select |#memory_$Pointer$.offset| .cse7) 4))) (.cse1 (<= main_~len~0 2)) (.cse3 (= .cse5 0))) (or (and .cse0 .cse1 (<= (+ main_~i~0 1) 0)) (and (<= main_~i~0 0) .cse2 .cse0 .cse1 .cse3 .cse4) (and (not (= .cse5 |main_~#s~0.base|)) .cse2 .cse1 (= 0 (select (select |#memory_$Pointer$.offset| .cse5) 4)) (= 0 (select (select |#memory_$Pointer$.base| .cse5) 4)) .cse6 (not .cse3) (<= main_~i~0 1) .cse4 (<= 1 main_~i~0)))))) [2020-07-18 05:16:31,795 INFO L264 CegarLoopResult]: At program point L605-6(lines 605 607) the Hoare annotation is: (and (= 0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (<= 2 main_~len~0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) [2020-07-18 05:16:31,795 INFO L271 CegarLoopResult]: At program point L603-4(line 603) the Hoare annotation is: true [2020-07-18 05:16:31,795 INFO L271 CegarLoopResult]: At program point L603-5(line 603) the Hoare annotation is: true [2020-07-18 05:16:31,795 INFO L264 CegarLoopResult]: At program point L603-6(line 603) the Hoare annotation is: false [2020-07-18 05:16:31,796 INFO L264 CegarLoopResult]: At program point L603-7(line 603) the Hoare annotation is: false [2020-07-18 05:16:31,796 INFO L271 CegarLoopResult]: At program point mainFINAL(lines 600 614) the Hoare annotation is: true [2020-07-18 05:16:31,796 INFO L264 CegarLoopResult]: At program point L608(lines 608 610) the Hoare annotation is: (and (= 0 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (= 0 |main_#t~mem10.base|) (<= 2 main_~len~0) (= 0 |main_#t~mem10.offset|) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) [2020-07-18 05:16:31,796 INFO L264 CegarLoopResult]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 612) the Hoare annotation is: false [2020-07-18 05:16:31,796 INFO L264 CegarLoopResult]: At program point L608-1(line 608) the Hoare annotation is: false [2020-07-18 05:16:31,797 INFO L264 CegarLoopResult]: At program point L606(line 606) the Hoare annotation is: (let ((.cse6 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (let ((.cse5 (select (select |#memory_$Pointer$.base| .cse6) 4))) (let ((.cse0 (= 0 (select (select |#memory_$Pointer$.offset| .cse6) 4))) (.cse1 (<= main_~len~0 2)) (.cse3 (<= 2 main_~len~0)) (.cse2 (= .cse5 0)) (.cse4 (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))) (or (and (<= main_~i~0 0) .cse0 .cse1 (<= 0 main_~i~0) .cse2 .cse3 .cse4) (and (not (= .cse5 |main_~#s~0.base|)) .cse0 .cse1 (= 0 (select (select |#memory_$Pointer$.offset| .cse5) 4)) (= 0 (select (select |#memory_$Pointer$.base| .cse5) 4)) .cse3 (not .cse2) (<= main_~i~0 1) .cse4 (<= 1 main_~i~0)))))) [2020-07-18 05:16:31,797 INFO L271 CegarLoopResult]: At program point L608-2(line 608) the Hoare annotation is: true [2020-07-18 05:16:31,797 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 614) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:16:31,797 INFO L264 CegarLoopResult]: At program point L606-1(lines 605 607) the Hoare annotation is: (let ((.cse2 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|)) (.cse3 (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))) (let ((.cse0 (<= main_~len~0 2)) (.cse1 (let ((.cse4 (<= 2 main_~len~0))) (or (and (= 0 .cse2) (<= 0 main_~i~0) .cse4 .cse3) (and .cse4 (<= 1 main_~i~0)))))) (or (and (<= main_~i~0 0) .cse0 .cse1) (and (= 0 (select (select |#memory_$Pointer$.offset| .cse2) 4)) .cse0 .cse1 (= (select (select |#memory_$Pointer$.base| .cse2) 4) 0) (<= main_~i~0 1) .cse3)))) [2020-07-18 05:16:31,797 INFO L264 CegarLoopResult]: At program point L604(line 604) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (not (= .cse0 |main_~#s~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| .cse1) 4)) (<= main_~len~0 2) (= 0 (select (select |#memory_$Pointer$.offset| .cse0) 4)) (= 0 (select (select |#memory_$Pointer$.base| .cse0) 4)) (<= 2 main_~len~0) (not (= .cse0 0)) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)))) [2020-07-18 05:16:31,798 INFO L264 CegarLoopResult]: At program point L602(line 602) the Hoare annotation is: (and (<= main_~len~0 2) (= |#valid| |old(#valid)|) (<= 2 main_~len~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:16:31,798 INFO L264 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: false [2020-07-18 05:16:31,798 INFO L271 CegarLoopResult]: At program point L611(line 611) the Hoare annotation is: true [2020-07-18 05:16:31,798 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-07-18 05:16:31,798 INFO L268 CegarLoopResult]: For program point node_createENTRY(lines 564 573) no Hoare annotation was computed. [2020-07-18 05:16:31,798 INFO L268 CegarLoopResult]: For program point L570(line 570) no Hoare annotation was computed. [2020-07-18 05:16:31,798 INFO L268 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2020-07-18 05:16:31,798 INFO L268 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-07-18 05:16:31,798 INFO L268 CegarLoopResult]: For program point L566(lines 566 568) no Hoare annotation was computed. [2020-07-18 05:16:31,799 INFO L268 CegarLoopResult]: For program point node_createEXIT(lines 564 573) no Hoare annotation was computed. [2020-07-18 05:16:31,799 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-07-18 05:16:31,799 INFO L268 CegarLoopResult]: For program point L566-1(lines 566 568) no Hoare annotation was computed. [2020-07-18 05:16:31,799 INFO L268 CegarLoopResult]: For program point L565-1(line 565) no Hoare annotation was computed. [2020-07-18 05:16:31,799 INFO L268 CegarLoopResult]: For program point node_createFINAL(lines 564 573) no Hoare annotation was computed. [2020-07-18 05:16:31,799 INFO L264 CegarLoopResult]: At program point dll_remove_firstFINAL(lines 592 599) the Hoare annotation is: (let ((.cse8 (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|))) (let ((.cse1 (select (select |old(#memory_$Pointer$.offset)| .cse8) 4)) (.cse0 (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))) (and (or .cse0 (= dll_remove_first_~temp~1.offset .cse1)) (let ((.cse6 (select (select |old(#memory_$Pointer$.base)| .cse8) 4))) (let ((.cse3 (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|))) (.cse2 (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (.cse4 (or (= dll_remove_first_~temp~1.base .cse6) .cse0)) (.cse5 (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (and (= 0 .cse2) .cse3 (= 0 dll_remove_first_~temp~1.base) .cse4 .cse5) (let ((.cse7 (not (= 0 .cse1)))) (and (or (and .cse3 (= (select (select |#memory_$Pointer$.offset| .cse2) 4) (select (select |old(#memory_$Pointer$.offset)| .cse6) 4)) (= (select (select |#memory_$Pointer$.base| .cse2) 4) (select (select |old(#memory_$Pointer$.base)| .cse6) 4))) (= |dll_remove_first_#in~head.base| .cse6) .cse0 .cse7) (or (not (= 0 .cse6)) .cse0 .cse7) .cse4 .cse5))))) (let ((.cse9 (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|))) (or (and .cse9 (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset)))) (and .cse9 (or (not (= 0 dll_remove_first_~temp~1.offset)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)))))))))) [2020-07-18 05:16:31,800 INFO L264 CegarLoopResult]: At program point dll_remove_firstEXIT(lines 592 599) the Hoare annotation is: (let ((.cse8 (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|))) (let ((.cse1 (select (select |old(#memory_$Pointer$.offset)| .cse8) 4)) (.cse0 (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))) (and (or .cse0 (= dll_remove_first_~temp~1.offset .cse1)) (let ((.cse6 (select (select |old(#memory_$Pointer$.base)| .cse8) 4))) (let ((.cse3 (= 0 (select (select |#memory_$Pointer$.offset| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|))) (.cse2 (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) (.cse4 (or (= dll_remove_first_~temp~1.base .cse6) .cse0)) (.cse5 (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (and (= 0 .cse2) .cse3 (= 0 dll_remove_first_~temp~1.base) .cse4 .cse5) (let ((.cse7 (not (= 0 .cse1)))) (and (or (and .cse3 (= (select (select |#memory_$Pointer$.offset| .cse2) 4) (select (select |old(#memory_$Pointer$.offset)| .cse6) 4)) (= (select (select |#memory_$Pointer$.base| .cse2) 4) (select (select |old(#memory_$Pointer$.base)| .cse6) 4))) (= |dll_remove_first_#in~head.base| .cse6) .cse0 .cse7) (or (not (= 0 .cse6)) .cse0 .cse7) .cse4 .cse5))))) (let ((.cse9 (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|))) (or (and .cse9 (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset)))) (and .cse9 (or (not (= 0 dll_remove_first_~temp~1.offset)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)))))))))) [2020-07-18 05:16:31,800 INFO L264 CegarLoopResult]: At program point L598(line 598) the Hoare annotation is: (let ((.cse7 (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|))) (let ((.cse4 (select (select |old(#memory_$Pointer$.base)| .cse7) 4)) (.cse5 (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0))) (.cse6 (select (select |old(#memory_$Pointer$.offset)| .cse7) 4))) (let ((.cse0 (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|)) (.cse1 (or .cse5 (= dll_remove_first_~temp~1.offset .cse6))) (.cse2 (or (= dll_remove_first_~temp~1.base .cse4) .cse5)) (.cse3 (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (and .cse0 .cse1 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) .cse2 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) .cse3) (and .cse0 (or (not (= 0 dll_remove_first_~temp~1.offset)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4))) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset)))) .cse1 (or (not (= 0 .cse4)) .cse5 (not (= 0 .cse6))) .cse2 .cse3))))) [2020-07-18 05:16:31,801 INFO L264 CegarLoopResult]: At program point L597(line 597) the Hoare annotation is: (let ((.cse7 (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|))) (let ((.cse4 (select (select |old(#memory_$Pointer$.base)| .cse7) 4)) (.cse6 (select (select |old(#memory_$Pointer$.offset)| .cse7) 4)) (.cse5 (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))) (let ((.cse1 (= |#valid| |old(#valid)|)) (.cse2 (or (and (= dll_remove_first_~temp~1.base .cse4) (= dll_remove_first_~temp~1.offset .cse6)) .cse5)) (.cse0 (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|)) (.cse3 (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (and .cse0 .cse1 .cse2 (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) .cse3) (and .cse1 .cse2 (or (not (= 0 .cse4)) .cse5 (not (= 0 .cse6))) (or (and .cse0 (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) .cse3) (and .cse0 (or (not (= 0 dll_remove_first_~temp~1.offset)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)))) .cse3))))))) [2020-07-18 05:16:31,801 INFO L264 CegarLoopResult]: At program point L597-1(line 597) the Hoare annotation is: (let ((.cse7 (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|))) (let ((.cse4 (select (select |old(#memory_$Pointer$.base)| .cse7) 4)) (.cse5 (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0))) (.cse6 (select (select |old(#memory_$Pointer$.offset)| .cse7) 4))) (let ((.cse0 (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|)) (.cse1 (or .cse5 (= dll_remove_first_~temp~1.offset .cse6))) (.cse2 (or (= dll_remove_first_~temp~1.base .cse4) .cse5)) (.cse3 (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (and .cse0 .cse1 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) .cse2 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) .cse3) (and .cse0 (or (not (= 0 dll_remove_first_~temp~1.offset)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4))) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset)))) .cse1 (or (not (= 0 .cse4)) .cse5 (not (= 0 .cse6))) .cse2 .cse3))))) [2020-07-18 05:16:31,801 INFO L264 CegarLoopResult]: At program point L595(line 595) the Hoare annotation is: (let ((.cse3 (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|))) (let ((.cse0 (select (select |old(#memory_$Pointer$.base)| .cse3) 4)) (.cse2 (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0))) (.cse1 (select (select |old(#memory_$Pointer$.offset)| .cse3) 4))) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#valid| |old(#valid)|) (or (and (= dll_remove_first_~temp~1.base .cse0) (= dll_remove_first_~temp~1.offset .cse1)) .cse2) (or (not (= 0 .cse0)) .cse2 (not (= 0 .cse1))) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)))) [2020-07-18 05:16:31,802 INFO L264 CegarLoopResult]: At program point L594(lines 594 596) the Hoare annotation is: (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#valid| |old(#valid)|) (or (let ((.cse0 (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|))) (and (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| .cse0) 4)) (= dll_remove_first_~temp~1.offset (select (select |old(#memory_$Pointer$.offset)| .cse0) 4)))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0))) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) [2020-07-18 05:16:31,802 INFO L264 CegarLoopResult]: At program point L593(line 593) the Hoare annotation is: (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)) [2020-07-18 05:16:31,802 INFO L264 CegarLoopResult]: At program point L594-1(lines 594 596) the Hoare annotation is: (let ((.cse7 (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|))) (let ((.cse4 (select (select |old(#memory_$Pointer$.base)| .cse7) 4)) (.cse6 (select (select |old(#memory_$Pointer$.offset)| .cse7) 4)) (.cse5 (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))) (let ((.cse1 (= |#valid| |old(#valid)|)) (.cse2 (or (and (= dll_remove_first_~temp~1.base .cse4) (= dll_remove_first_~temp~1.offset .cse6)) .cse5)) (.cse0 (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|)) (.cse3 (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) (or (and .cse0 .cse1 .cse2 (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) .cse3) (and .cse1 .cse2 (or (not (= 0 .cse4)) .cse5 (not (= 0 .cse6))) (or (and .cse0 (not (= 0 (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~head.base) dll_remove_first_~head.offset))) .cse3) (and .cse0 (or (not (= 0 dll_remove_first_~temp~1.offset)) (= dll_remove_first_~temp~1.base dll_remove_first_~head.base) (and (= (select (select |old(#memory_$Pointer$.base)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.base| dll_remove_first_~head.base (store (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.base)) dll_remove_first_~temp~1.base) 4)) (= (select (select |old(#memory_$Pointer$.offset)| dll_remove_first_~temp~1.base) 4) (select (select (store |#memory_$Pointer$.offset| dll_remove_first_~head.base (store (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset dll_remove_first_~temp~1.offset)) dll_remove_first_~temp~1.base) 4)))) .cse3))))))) [2020-07-18 05:16:31,802 INFO L264 CegarLoopResult]: At program point L593-1(line 593) the Hoare annotation is: (let ((.cse0 (= 0 |dll_remove_first_#t~mem5.offset|))) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (or (= (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset) |dll_remove_first_#t~mem5.offset|) .cse0) (= |#valid| |old(#valid)|) (or (not .cse0) (= (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.base|)) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) [2020-07-18 05:16:31,803 INFO L264 CegarLoopResult]: At program point L593-2(line 593) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset)) (.cse1 (= 0 |dll_remove_first_#t~mem5.offset|))) (and (or (= .cse0 |dll_remove_first_#t~mem5.offset|) .cse1) (let ((.cse2 (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|))) (or (and .cse2 (not (= 0 .cse0))) (and .cse2 (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#t~mem6.offset|)))) (= |#valid| |old(#valid)|) (or (not .cse1) (= (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.base|)) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (= |dll_remove_first_#t~mem6.base| (select (select |old(#memory_$Pointer$.base)| (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|)) 4)) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) [2020-07-18 05:16:31,803 INFO L264 CegarLoopResult]: At program point L593-3(line 593) the Hoare annotation is: (let ((.cse4 (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|))) (let ((.cse0 (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset)) (.cse1 (= 0 |dll_remove_first_#t~mem5.offset|)) (.cse3 (select (select |old(#memory_$Pointer$.base)| .cse4) 4)) (.cse5 (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0)))) (and (or (= .cse0 |dll_remove_first_#t~mem5.offset|) .cse1) (let ((.cse2 (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|))) (or (and .cse2 (not (= 0 .cse0))) (and .cse2 (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| dll_remove_first_~head.base) dll_remove_first_~head.offset)) 4) |dll_remove_first_#t~mem6.offset|)))) (= |#valid| |old(#valid)|) (or (not .cse1) (= (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.base|)) (or (and (= dll_remove_first_~temp~1.base .cse3) (= dll_remove_first_~temp~1.offset (select (select |old(#memory_$Pointer$.offset)| .cse4) 4))) .cse5) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (= |dll_remove_first_#t~mem6.base| .cse3) .cse5) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|)))) [2020-07-18 05:16:31,803 INFO L264 CegarLoopResult]: At program point L593-4(line 593) the Hoare annotation is: (let ((.cse0 (= 0 |dll_remove_first_#t~mem5.offset|))) (and (= dll_remove_first_~head.base |dll_remove_first_#in~head.base|) (or (= (select (select |#memory_$Pointer$.offset| dll_remove_first_~head.base) dll_remove_first_~head.offset) |dll_remove_first_#t~mem5.offset|) .cse0) (= |#valid| |old(#valid)|) (or (not .cse0) (= (select (select |#memory_$Pointer$.base| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) |dll_remove_first_#t~mem5.base|)) (or (let ((.cse1 (select (select |old(#memory_$Pointer$.base)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|))) (and (= dll_remove_first_~temp~1.base (select (select |old(#memory_$Pointer$.base)| .cse1) 4)) (= dll_remove_first_~temp~1.offset (select (select |old(#memory_$Pointer$.offset)| .cse1) 4)))) (not (= (select (select |old(#memory_$Pointer$.offset)| |dll_remove_first_#in~head.base|) |dll_remove_first_#in~head.offset|) 0))) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= dll_remove_first_~head.offset |dll_remove_first_#in~head.offset|))) [2020-07-18 05:16:31,803 INFO L264 CegarLoopResult]: At program point dll_remove_firstENTRY(lines 592 599) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-18 05:16:31,814 WARN L170 areAnnotationChecker]: __bswap_32ENTRY has no Hoare annotation [2020-07-18 05:16:31,815 WARN L170 areAnnotationChecker]: __bswap_64ENTRY has no Hoare annotation [2020-07-18 05:16:31,819 WARN L170 areAnnotationChecker]: node_createENTRY has no Hoare annotation [2020-07-18 05:16:31,821 WARN L170 areAnnotationChecker]: L66 has no Hoare annotation [2020-07-18 05:16:31,822 WARN L170 areAnnotationChecker]: L71 has no Hoare annotation [2020-07-18 05:16:31,822 WARN L170 areAnnotationChecker]: L565 has no Hoare annotation [2020-07-18 05:16:31,825 WARN L170 areAnnotationChecker]: L66-1 has no Hoare annotation [2020-07-18 05:16:31,825 WARN L170 areAnnotationChecker]: L71-1 has no Hoare annotation [2020-07-18 05:16:31,826 WARN L170 areAnnotationChecker]: L565-1 has no Hoare annotation [2020-07-18 05:16:31,834 WARN L170 areAnnotationChecker]: __bswap_32FINAL has no Hoare annotation [2020-07-18 05:16:31,834 WARN L170 areAnnotationChecker]: __bswap_64FINAL has no Hoare annotation [2020-07-18 05:16:31,836 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-18 05:16:31,836 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-18 05:16:31,844 WARN L170 areAnnotationChecker]: L567 has no Hoare annotation [2020-07-18 05:16:31,845 WARN L170 areAnnotationChecker]: L567 has no Hoare annotation [2020-07-18 05:16:31,845 WARN L170 areAnnotationChecker]: L566-1 has no Hoare annotation [2020-07-18 05:16:31,849 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-18 05:16:31,856 WARN L170 areAnnotationChecker]: L570 has no Hoare annotation [2020-07-18 05:16:31,866 WARN L170 areAnnotationChecker]: L571 has no Hoare annotation [2020-07-18 05:16:31,875 WARN L170 areAnnotationChecker]: node_createFINAL has no Hoare annotation [2020-07-18 05:16:31,916 INFO L163 areAnnotationChecker]: CFG has 79 edges. 79 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-18 05:16:31,926 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,928 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,928 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,928 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,928 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,929 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,929 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,929 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,930 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,930 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,930 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,931 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,932 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,933 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,933 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,933 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,935 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,935 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,935 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,936 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,936 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,936 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,936 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,937 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,938 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,938 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,938 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,938 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,938 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,939 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,939 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,939 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,940 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,952 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,952 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,953 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,953 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,954 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,955 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,955 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,961 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,961 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,961 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,962 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,962 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,962 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,962 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,963 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,963 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,964 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,965 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,965 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,965 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,965 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,965 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,966 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,966 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,966 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,966 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,967 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,967 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,967 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,967 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,968 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,968 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,968 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,968 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,976 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,979 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,979 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,979 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,979 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,980 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,981 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,982 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,982 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,982 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,983 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,985 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,985 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,986 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,986 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,986 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,987 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:31,987 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,987 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,988 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,988 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:31,988 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,989 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,990 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,990 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,993 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:16:31,993 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:16:31,994 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,994 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,994 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:16:31,994 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:16:31,994 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,994 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,995 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,995 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,995 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,995 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,996 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,996 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,997 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,997 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,997 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,997 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,998 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,998 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,998 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,998 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,998 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:31,999 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,000 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,002 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,002 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,002 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,003 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,003 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,003 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,003 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,004 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,004 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,004 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,005 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,005 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,006 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,006 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,006 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,007 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,010 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,010 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,010 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,011 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,011 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,011 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,012 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,012 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,012 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,012 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:16:32,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:16:32,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:16:32,013 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:16:32,014 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,014 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,014 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,014 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,014 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,015 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,015 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,015 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,016 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,016 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,016 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,016 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,017 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,018 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,024 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,024 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,025 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,025 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,025 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,026 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,027 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,027 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,029 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,029 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,030 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,030 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,030 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,031 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,031 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,031 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,031 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,032 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,032 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,032 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,032 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,033 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,033 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,033 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,034 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,035 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,035 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,036 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,036 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,036 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,037 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,037 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,037 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,038 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,038 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,038 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,038 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,039 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,039 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,039 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,040 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,040 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,040 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,040 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,041 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,041 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,043 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,043 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,044 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,044 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,044 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,045 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,045 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,046 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,046 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,046 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,047 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,047 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,047 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,048 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,048 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,048 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,049 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,049 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,049 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,050 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,050 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,050 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,051 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,051 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,051 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,052 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,052 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,053 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,053 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,053 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,054 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,054 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,054 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,055 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,055 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,055 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,056 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,056 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,056 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,056 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,057 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,057 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,057 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,057 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,058 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,058 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,058 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,060 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,068 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,069 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,071 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,071 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,071 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,072 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,072 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,072 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,072 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,072 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,073 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,073 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,073 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,073 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,073 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,074 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.07 05:16:32 BoogieIcfgContainer [2020-07-18 05:16:32,077 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-18 05:16:32,081 INFO L168 Benchmark]: Toolchain (without parser) took 46599.74 ms. Allocated memory was 137.4 MB in the beginning and 527.4 MB in the end (delta: 390.1 MB). Free memory was 101.0 MB in the beginning and 488.8 MB in the end (delta: -387.7 MB). Peak memory consumption was 408.9 MB. Max. memory is 7.1 GB. [2020-07-18 05:16:32,084 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-18 05:16:32,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.08 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 100.8 MB in the beginning and 166.8 MB in the end (delta: -66.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2020-07-18 05:16:32,085 INFO L168 Benchmark]: Boogie Preprocessor took 74.82 ms. Allocated memory is still 202.4 MB. Free memory was 166.8 MB in the beginning and 163.4 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2020-07-18 05:16:32,086 INFO L168 Benchmark]: RCFGBuilder took 921.24 ms. Allocated memory is still 202.4 MB. Free memory was 163.4 MB in the beginning and 98.1 MB in the end (delta: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 7.1 GB. [2020-07-18 05:16:32,088 INFO L168 Benchmark]: TraceAbstraction took 44964.00 ms. Allocated memory was 202.4 MB in the beginning and 527.4 MB in the end (delta: 325.1 MB). Free memory was 97.4 MB in the beginning and 488.8 MB in the end (delta: -391.3 MB). Peak memory consumption was 340.2 MB. Max. memory is 7.1 GB. [2020-07-18 05:16:32,092 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.4 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 631.08 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 100.8 MB in the beginning and 166.8 MB in the end (delta: -66.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 74.82 ms. Allocated memory is still 202.4 MB. Free memory was 166.8 MB in the beginning and 163.4 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 921.24 ms. Allocated memory is still 202.4 MB. Free memory was 163.4 MB in the beginning and 98.1 MB in the end (delta: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 44964.00 ms. Allocated memory was 202.4 MB in the beginning and 527.4 MB in the end (delta: 325.1 MB). Free memory was 97.4 MB in the beginning and 488.8 MB in the end (delta: -391.3 MB). Peak memory consumption was 340.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.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_$Pointer$.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_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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 #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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 612]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 605]: Loop Invariant [2020-07-18 05:16:32,116 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,118 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,118 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,118 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,118 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,118 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,119 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,119 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,119 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,119 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,119 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,120 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,120 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,120 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,124 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,124 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,125 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,125 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,125 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,125 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,125 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,126 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,126 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,126 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,126 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,126 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,127 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,127 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,127 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,127 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,127 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,127 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,128 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,128 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,128 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,128 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,128 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,128 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,128 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,129 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,129 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,129 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,129 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,129 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,129 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,130 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,130 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,130 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,130 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,130 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,131 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,131 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,131 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,131 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,131 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,132 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,132 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,132 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,132 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,132 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,133 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,133 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,133 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,133 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,134 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,134 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,134 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,134 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,134 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,134 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,135 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,136 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,136 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,136 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,136 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,136 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,136 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((((0 == #memory_$Pointer$[s][s] && 2 <= len) && #memory_$Pointer$[s][s] == 0) || (0 <= i && 2 <= len)) && len <= 2) && i + 1 <= 0) || (((((i <= 0 && 0 == #memory_$Pointer$[#memory_$Pointer$[s][s]][4]) && (((0 == #memory_$Pointer$[s][s] && 2 <= len) && #memory_$Pointer$[s][s] == 0) || (0 <= i && 2 <= len))) && len <= 2) && #memory_$Pointer$[#memory_$Pointer$[s][s]][4] == 0) && #memory_$Pointer$[s][s] == 0)) || (((((((((!(#memory_$Pointer$[#memory_$Pointer$[s][s]][4] == s) && 0 == #memory_$Pointer$[#memory_$Pointer$[s][s]][4]) && len <= 2) && 0 == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[s][s]][4]][4]) && 0 == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[s][s]][4]][4]) && 2 <= len) && !(#memory_$Pointer$[#memory_$Pointer$[s][s]][4] == 0)) && i <= 1) && #memory_$Pointer$[s][s] == 0) && 1 <= i) - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 576]: Loop Invariant [2020-07-18 05:16:32,138 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,138 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,138 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,138 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,139 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,139 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,139 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,139 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,139 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,139 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,140 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,140 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,140 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,140 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,140 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,141 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,141 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,141 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,141 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,142 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,142 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,142 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,142 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,142 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,142 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:16:32,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:16:32,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,143 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:16:32,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:16:32,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,144 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,145 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,145 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,145 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,145 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,145 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,145 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,146 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,147 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,147 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,147 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,148 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,148 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,148 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,148 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,149 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,149 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,149 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,149 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,149 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,150 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,150 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,150 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,150 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,151 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,151 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,151 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,151 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,152 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,152 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,152 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,152 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,152 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,153 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,153 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,153 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,153 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:16:32,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-18 05:16:32,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:16:32,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-07-18 05:16:32,154 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,155 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,156 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,156 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,156 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,156 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,157 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,157 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,157 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,157 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,157 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,158 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,158 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,158 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((((((((((((((((#memory_$Pointer$[new_head][new_head + 8 := 0][new_head + 4] == 0 && 0 == \old(\valid)[head]) && 1 == \valid[malloc(sizeof(struct node))]) && #memory_$Pointer$[head][4] == 0) && 0 == \old(\valid)[new_head]) && 0 == #memory_$Pointer$[head][4]) && 0 == head) && len + 1 <= \old(len)) && 0 == #memory_$Pointer$[new_head][new_head + 8 := 0][new_head + 4]) && 0 == malloc(sizeof(struct node))) && !(0 == malloc(sizeof(struct node)))) && 0 == new_head) && !(0 == head)) && \valid[head] == 1) && 1 == \valid[new_head]) && \old(len) <= len + 1) && !(0 == new_head)) || (((((((\valid == \old(\valid) && len == \old(len)) && 0 == head) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 0 == head) && \old(unknown-#length-unknown) == unknown-#length-unknown) && #memory_$Pointer$ == \old(#memory_$Pointer$))) || ((((((((((((1 == \valid[malloc(sizeof(struct node))] && 0 == head) && !(#memory_$Pointer$[head][4] == 0)) && 0 == malloc(sizeof(struct node))) && !(0 == malloc(sizeof(struct node)))) && 0 == new_head) && !(0 == head)) && len + 2 <= \old(len)) && \valid[head] == 1) && !(#memory_$Pointer$[new_head][new_head + 4] == 0)) && 3 <= \old(len)) && 1 == \valid[new_head]) && !(0 == new_head))) || (((((((((((((((((((#memory_$Pointer$[#memory_$Pointer$[new_head][new_head + 4]][4] == 0 && 0 == #memory_$Pointer$[#memory_$Pointer$[head][4]][4]) && 1 == \valid[malloc(sizeof(struct node))]) && 0 == #memory_$Pointer$[head][4]) && 0 == head) && !(#memory_$Pointer$[head][4] == 0)) && 0 == \old(\valid)[#memory_$Pointer$[new_head][new_head + 4]]) && 0 == malloc(sizeof(struct node))) && !(0 == malloc(sizeof(struct node)))) && 0 == #memory_$Pointer$[#memory_$Pointer$[head][4]][4]) && 0 == new_head) && !(0 == head)) && len + 2 <= \old(len)) && 0 == #memory_$Pointer$[new_head][new_head + 4]) && \valid[head] == 1) && !(#memory_$Pointer$[new_head][new_head + 4] == 0)) && 0 == #memory_$Pointer$[#memory_$Pointer$[new_head][new_head + 4]][4]) && 0 == \old(\valid)[#memory_$Pointer$[head][4]]) && 1 == \valid[new_head]) && !(0 == new_head)) - ProcedureContractResult [Line: 574]: Procedure Contract for dll_create [2020-07-18 05:16:32,159 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,159 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,159 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,160 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,160 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,160 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,161 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,161 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,161 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,161 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,162 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,162 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,162 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,162 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,163 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,163 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,163 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,163 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,163 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,163 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,164 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,164 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,164 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,164 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,165 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,165 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,165 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,165 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,166 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,166 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,166 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,169 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,169 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,169 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,169 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,169 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,170 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,170 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,170 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,170 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,171 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,171 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,171 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,172 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,172 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,172 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,173 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,173 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,173 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,174 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,174 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,174 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,174 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,175 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,175 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,175 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,175 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,175 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,176 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,176 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,176 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,176 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,177 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,177 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,177 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,177 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,178 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,178 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,178 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,179 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,179 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,179 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,179 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,180 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,180 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,180 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,180 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,181 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,181 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,181 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,181 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,181 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,182 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,182 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,182 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,182 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,182 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,183 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived contract for procedure dll_create: ((((((((((((((((((((((((((0 == #memory_$Pointer$[#memory_$Pointer$[\result][4]][4] && 0 == #memory_$Pointer$[#memory_$Pointer$[head][4]][4]) && 0 == #memory_$Pointer$[\result][4]) && 0 == \result) && !(#memory_$Pointer$[head][4] == 0)) && 0 == malloc(sizeof(struct node))) && 0 == #memory_$Pointer$[#memory_$Pointer$[head][4]][4]) && 0 == new_head) && !(0 == head)) && len + 2 <= \old(len)) && \valid[head] == 1) && 1 == \valid[new_head]) && !(0 == new_head)) && #memory_$Pointer$[#memory_$Pointer$[new_head][new_head + 4]][4] == 0) && 1 == \valid[malloc(sizeof(struct node))]) && 0 == #memory_$Pointer$[head][4]) && 0 == head) && \old(\valid)[#memory_$Pointer$[\result][4]] == 0) && 0 == \old(\valid)[#memory_$Pointer$[new_head][new_head + 4]]) && 0 == #memory_$Pointer$[#memory_$Pointer$[\result][4]][4]) && !(#memory_$Pointer$[\result][4] == 0)) && !(0 == malloc(sizeof(struct node)))) && 0 == #memory_$Pointer$[new_head][new_head + 4]) && !(#memory_$Pointer$[new_head][new_head + 4] == 0)) && 0 == #memory_$Pointer$[#memory_$Pointer$[new_head][new_head + 4]][4]) && 0 == \old(\valid)[#memory_$Pointer$[head][4]]) || (\old(len) <= 1 && \old(len) <= len + 1)) || ((((((((((((((1 == \valid[malloc(sizeof(struct node))] && 0 == head) && 0 == \result) && !(#memory_$Pointer$[head][4] == 0)) && 0 == malloc(sizeof(struct node))) && !(#memory_$Pointer$[\result][4] == 0)) && !(0 == malloc(sizeof(struct node)))) && 0 == new_head) && !(0 == head)) && len + 2 <= \old(len)) && \valid[head] == 1) && !(#memory_$Pointer$[new_head][new_head + 4] == 0)) && 3 <= \old(len)) && 1 == \valid[new_head]) && !(0 == new_head)) - ProcedureContractResult [Line: 600]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 592]: Procedure Contract for dll_remove_first [2020-07-18 05:16:32,183 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,184 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,184 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,184 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,184 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,184 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,185 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,185 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,185 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,185 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,185 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,186 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,186 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,186 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,186 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,186 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,187 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,187 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,187 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,187 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,187 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,188 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,188 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,188 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,188 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,188 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,189 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,190 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,190 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,190 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,190 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,190 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,191 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,191 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,191 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,191 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,191 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,192 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,192 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,192 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,192 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,192 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,192 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,193 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,193 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,193 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,193 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,193 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,194 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,194 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,194 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,194 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,194 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,195 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,195 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,195 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,195 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,195 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,196 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,196 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,196 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,196 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,196 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,197 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,197 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,197 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,197 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,197 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,197 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,198 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,198 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,198 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,198 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,198 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,199 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,199 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,199 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,199 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,199 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,200 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,200 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,200 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,200 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,201 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,201 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,201 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,201 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,201 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,202 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,202 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,202 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,202 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,202 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,203 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,203 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,203 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,203 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,204 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,204 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,204 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,204 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,204 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,205 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,205 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,205 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,205 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,205 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,206 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,206 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,206 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-18 05:16:32,206 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,207 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,207 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-18 05:16:32,207 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,207 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,207 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,207 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,208 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,208 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,208 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,208 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,208 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,209 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,209 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,209 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,209 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,209 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,210 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,210 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,210 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,210 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,211 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,211 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,211 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,211 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,212 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,212 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,212 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,212 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,212 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,213 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,213 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,213 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,213 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,213 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,213 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,214 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,214 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,214 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,214 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,215 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-18 05:16:32,215 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived contract for procedure dll_remove_first: ((!(\old(#memory_$Pointer$)[head][head] == 0) || temp == \old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][4]) && (((((0 == #memory_$Pointer$[head][head] && 0 == #memory_$Pointer$[head][head]) && 0 == temp) && (temp == \old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][4] || !(\old(#memory_$Pointer$)[head][head] == 0))) && head == head) || ((((((((0 == #memory_$Pointer$[head][head] && #memory_$Pointer$[#memory_$Pointer$[head][head]][4] == \old(#memory_$Pointer$)[\old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][4]][4]) && #memory_$Pointer$[#memory_$Pointer$[head][head]][4] == \old(#memory_$Pointer$)[\old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][4]][4]) || head == \old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][4]) || !(\old(#memory_$Pointer$)[head][head] == 0)) || !(0 == \old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][4])) && ((!(0 == \old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][4]) || !(\old(#memory_$Pointer$)[head][head] == 0)) || !(0 == \old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][4]))) && (temp == \old(#memory_$Pointer$)[\old(#memory_$Pointer$)[head][head]][4] || !(\old(#memory_$Pointer$)[head][head] == 0))) && head == head))) && ((head == head && !(0 == \old(#memory_$Pointer$)[head][head])) || (head == head && ((!(0 == temp) || temp == head) || (\old(#memory_$Pointer$)[temp][4] == #memory_$Pointer$[head := #memory_$Pointer$[head][head := temp]][temp][4] && \old(#memory_$Pointer$)[temp][4] == #memory_$Pointer$[head := #memory_$Pointer$[head][head := temp]][temp][4])))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 94 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 37.5s, OverallIterations: 11, TraceHistogramMax: 3, AutomataDifference: 26.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 574 SDtfs, 777 SDslu, 2608 SDs, 0 SdLazy, 3893 SolverSat, 197 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 291 GetRequests, 78 SyntacticMatches, 3 SemanticMatches, 210 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 778 ImplicationChecksByTransitivity, 8.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=110occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 85 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 226 PreInvPairs, 338 NumberOfFragments, 6813 HoareAnnotationTreeSize, 226 FomulaSimplifications, 73198 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 72 FomulaSimplificationsInter, 2973 FormulaSimplificationTreeSizeReductionInter, 5.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 773 NumberOfCodeBlocks, 773 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 762 ConstructedInterpolants, 0 QuantifiedInterpolants, 476537 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 173/269 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...