/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 13:43:14,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 13:43:14,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 13:43:14,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 13:43:14,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 13:43:14,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 13:43:14,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 13:43:14,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 13:43:14,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 13:43:14,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 13:43:14,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 13:43:14,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 13:43:14,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 13:43:14,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 13:43:14,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 13:43:14,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 13:43:14,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 13:43:14,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 13:43:14,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 13:43:14,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 13:43:14,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 13:43:14,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 13:43:14,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 13:43:14,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 13:43:14,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 13:43:14,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 13:43:14,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 13:43:14,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 13:43:14,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 13:43:14,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 13:43:14,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 13:43:14,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 13:43:14,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 13:43:14,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 13:43:14,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 13:43:14,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 13:43:14,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 13:43:14,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 13:43:14,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 13:43:14,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 13:43:14,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 13:43:14,455 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 13:43:14,481 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 13:43:14,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 13:43:14,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 13:43:14,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 13:43:14,483 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 13:43:14,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 13:43:14,484 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 13:43:14,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 13:43:14,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 13:43:14,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 13:43:14,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 13:43:14,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 13:43:14,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 13:43:14,486 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 13:43:14,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 13:43:14,486 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 13:43:14,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 13:43:14,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 13:43:14,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 13:43:14,487 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 13:43:14,488 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 13:43:14,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 13:43:14,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 13:43:14,488 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 13:43:14,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 13:43:14,489 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 13:43:14,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:14,489 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 13:43:14,489 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 13:43:14,489 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 13:43:14,796 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 13:43:14,809 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 13:43:14,813 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 13:43:14,814 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 13:43:14,815 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 13:43:14,815 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-07-21 13:43:14,878 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ea5ce741/f0fd202bf2a04a0eb8eb2015a959fa60/FLAG0f4676a59 [2020-07-21 13:43:15,424 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 13:43:15,425 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-07-21 13:43:15,438 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ea5ce741/f0fd202bf2a04a0eb8eb2015a959fa60/FLAG0f4676a59 [2020-07-21 13:43:15,715 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ea5ce741/f0fd202bf2a04a0eb8eb2015a959fa60 [2020-07-21 13:43:15,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 13:43:15,729 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 13:43:15,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 13:43:15,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 13:43:15,734 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 13:43:15,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:43:15" (1/1) ... [2020-07-21 13:43:15,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7db768b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:15, skipping insertion in model container [2020-07-21 13:43:15,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:43:15" (1/1) ... [2020-07-21 13:43:15,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 13:43:15,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 13:43:16,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 13:43:16,296 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 13:43:16,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 13:43:16,400 INFO L208 MainTranslator]: Completed translation [2020-07-21 13:43:16,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:16 WrapperNode [2020-07-21 13:43:16,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 13:43:16,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 13:43:16,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 13:43:16,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 13:43:16,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:16" (1/1) ... [2020-07-21 13:43:16,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:16" (1/1) ... [2020-07-21 13:43:16,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:16" (1/1) ... [2020-07-21 13:43:16,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:16" (1/1) ... [2020-07-21 13:43:16,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:16" (1/1) ... [2020-07-21 13:43:16,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:16" (1/1) ... [2020-07-21 13:43:16,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:16" (1/1) ... [2020-07-21 13:43:16,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 13:43:16,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 13:43:16,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 13:43:16,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 13:43:16,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:16" (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 [2020-07-21 13:43:16,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 13:43:16,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 13:43:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-07-21 13:43:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-07-21 13:43:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2020-07-21 13:43:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2020-07-21 13:43:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2020-07-21 13:43:16,533 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_destroy [2020-07-21 13:43:16,534 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_get_data_at [2020-07-21 13:43:16,534 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_update_at [2020-07-21 13:43:16,534 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 13:43:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 13:43:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-07-21 13:43:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-07-21 13:43:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-07-21 13:43:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-07-21 13:43:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-07-21 13:43:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-07-21 13:43:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-07-21 13:43:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-07-21 13:43:16,536 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-07-21 13:43:16,536 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-07-21 13:43:16,536 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-07-21 13:43:16,536 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-07-21 13:43:16,536 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-07-21 13:43:16,536 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-07-21 13:43:16,536 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-07-21 13:43:16,537 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-07-21 13:43:16,537 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-07-21 13:43:16,537 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-07-21 13:43:16,537 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-07-21 13:43:16,537 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-07-21 13:43:16,537 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-07-21 13:43:16,538 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-07-21 13:43:16,538 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-07-21 13:43:16,538 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-07-21 13:43:16,538 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-07-21 13:43:16,538 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-07-21 13:43:16,538 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-07-21 13:43:16,538 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-07-21 13:43:16,539 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-07-21 13:43:16,539 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-07-21 13:43:16,539 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-07-21 13:43:16,539 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-07-21 13:43:16,539 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-07-21 13:43:16,539 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-07-21 13:43:16,539 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-07-21 13:43:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-07-21 13:43:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-07-21 13:43:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-07-21 13:43:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-07-21 13:43:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-07-21 13:43:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-07-21 13:43:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-07-21 13:43:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-07-21 13:43:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-07-21 13:43:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-07-21 13:43:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-07-21 13:43:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-07-21 13:43:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-07-21 13:43:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-07-21 13:43:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-07-21 13:43:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-07-21 13:43:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-07-21 13:43:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 13:43:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-07-21 13:43:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-07-21 13:43:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 13:43:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-07-21 13:43:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-07-21 13:43:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-07-21 13:43:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-07-21 13:43:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-07-21 13:43:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-21 13:43:16,544 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-07-21 13:43:16,544 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-07-21 13:43:16,544 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-07-21 13:43:16,544 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-21 13:43:16,544 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-07-21 13:43:16,544 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-07-21 13:43:16,545 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-07-21 13:43:16,545 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-07-21 13:43:16,545 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-07-21 13:43:16,545 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-07-21 13:43:16,545 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-07-21 13:43:16,545 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-07-21 13:43:16,545 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-07-21 13:43:16,546 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-07-21 13:43:16,546 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-07-21 13:43:16,546 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-07-21 13:43:16,546 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-07-21 13:43:16,546 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-07-21 13:43:16,546 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-07-21 13:43:16,547 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-07-21 13:43:16,547 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-07-21 13:43:16,547 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-07-21 13:43:16,547 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-07-21 13:43:16,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-07-21 13:43:16,547 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-07-21 13:43:16,548 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-07-21 13:43:16,548 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-07-21 13:43:16,548 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-07-21 13:43:16,548 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-07-21 13:43:16,548 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-07-21 13:43:16,548 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-07-21 13:43:16,548 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-07-21 13:43:16,549 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-07-21 13:43:16,549 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-07-21 13:43:16,549 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-07-21 13:43:16,549 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-07-21 13:43:16,549 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-07-21 13:43:16,549 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-07-21 13:43:16,549 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-07-21 13:43:16,549 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-07-21 13:43:16,549 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-07-21 13:43:16,550 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-07-21 13:43:16,550 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-07-21 13:43:16,550 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2020-07-21 13:43:16,551 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2020-07-21 13:43:16,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 13:43:16,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 13:43:16,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 13:43:16,552 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2020-07-21 13:43:16,552 INFO L130 BoogieDeclarations]: Found specification of procedure sll_destroy [2020-07-21 13:43:16,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 13:43:16,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 13:43:16,553 INFO L130 BoogieDeclarations]: Found specification of procedure sll_get_data_at [2020-07-21 13:43:16,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 13:43:16,553 INFO L130 BoogieDeclarations]: Found specification of procedure sll_update_at [2020-07-21 13:43:16,553 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 13:43:16,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 13:43:16,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 13:43:16,972 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2020-07-21 13:43:17,155 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 13:43:17,155 INFO L295 CfgBuilder]: Removed 6 assume(true) statements. [2020-07-21 13:43:17,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:43:17 BoogieIcfgContainer [2020-07-21 13:43:17,160 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 13:43:17,161 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 13:43:17,161 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 13:43:17,164 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 13:43:17,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 01:43:15" (1/3) ... [2020-07-21 13:43:17,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4faf43c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:43:17, skipping insertion in model container [2020-07-21 13:43:17,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:16" (2/3) ... [2020-07-21 13:43:17,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4faf43c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:43:17, skipping insertion in model container [2020-07-21 13:43:17,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:43:17" (3/3) ... [2020-07-21 13:43:17,168 INFO L109 eAbstractionObserver]: Analyzing ICFG sll2n_update_all_reverse.i [2020-07-21 13:43:17,179 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 13:43:17,187 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 13:43:17,198 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 13:43:17,223 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 13:43:17,223 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 13:43:17,224 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 13:43:17,224 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 13:43:17,224 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 13:43:17,224 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 13:43:17,224 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 13:43:17,225 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 13:43:17,243 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2020-07-21 13:43:17,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-21 13:43:17,249 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:43:17,250 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] [2020-07-21 13:43:17,251 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:43:17,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:43:17,256 INFO L82 PathProgramCache]: Analyzing trace with hash -1559034541, now seen corresponding path program 1 times [2020-07-21 13:43:17,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:43:17,264 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1927112896] [2020-07-21 13:43:17,264 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:17,494 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:43:17,494 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:43:17,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 13:43:17,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:43:17,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 13:43:17,528 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 13:43:17,530 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1927112896] [2020-07-21 13:43:17,530 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 13:43:17,531 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 13:43:17,532 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511314723] [2020-07-21 13:43:17,537 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 13:43:17,537 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:43:17,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 13:43:17,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 13:43:17,552 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 2 states. [2020-07-21 13:43:17,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:43:17,576 INFO L93 Difference]: Finished difference Result 90 states and 116 transitions. [2020-07-21 13:43:17,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 13:43:17,578 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 25 [2020-07-21 13:43:17,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:43:17,589 INFO L225 Difference]: With dead ends: 90 [2020-07-21 13:43:17,589 INFO L226 Difference]: Without dead ends: 42 [2020-07-21 13:43:17,593 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 13:43:17,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2020-07-21 13:43:17,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2020-07-21 13:43:17,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-07-21 13:43:17,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 46 transitions. [2020-07-21 13:43:17,636 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 46 transitions. Word has length 25 [2020-07-21 13:43:17,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:43:17,637 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 46 transitions. [2020-07-21 13:43:17,637 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 13:43:17,637 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2020-07-21 13:43:17,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-07-21 13:43:17,639 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:43:17,639 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] [2020-07-21 13:43:17,853 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:17,853 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:43:17,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:43:17,854 INFO L82 PathProgramCache]: Analyzing trace with hash -404189262, now seen corresponding path program 1 times [2020-07-21 13:43:17,855 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:43:17,855 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1507617033] [2020-07-21 13:43:17,856 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:17,956 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 13:43:17,957 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:43:17,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 13:43:17,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:43:18,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 13:43:18,014 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 13:43:18,014 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1507617033] [2020-07-21 13:43:18,014 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 13:43:18,015 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 13:43:18,015 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070983547] [2020-07-21 13:43:18,017 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 13:43:18,017 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:43:18,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 13:43:18,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 13:43:18,018 INFO L87 Difference]: Start difference. First operand 42 states and 46 transitions. Second operand 5 states. [2020-07-21 13:43:18,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:43:18,081 INFO L93 Difference]: Finished difference Result 71 states and 80 transitions. [2020-07-21 13:43:18,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 13:43:18,081 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-07-21 13:43:18,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:43:18,084 INFO L225 Difference]: With dead ends: 71 [2020-07-21 13:43:18,084 INFO L226 Difference]: Without dead ends: 46 [2020-07-21 13:43:18,086 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-21 13:43:18,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-07-21 13:43:18,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 43. [2020-07-21 13:43:18,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-07-21 13:43:18,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 47 transitions. [2020-07-21 13:43:18,100 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 47 transitions. Word has length 25 [2020-07-21 13:43:18,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:43:18,100 INFO L479 AbstractCegarLoop]: Abstraction has 43 states and 47 transitions. [2020-07-21 13:43:18,101 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 13:43:18,101 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2020-07-21 13:43:18,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-07-21 13:43:18,102 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:43:18,103 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] [2020-07-21 13:43:18,308 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:18,309 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:43:18,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:43:18,309 INFO L82 PathProgramCache]: Analyzing trace with hash 965527869, now seen corresponding path program 1 times [2020-07-21 13:43:18,310 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:43:18,310 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [428987775] [2020-07-21 13:43:18,310 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:18,431 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:43:18,432 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:43:18,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-21 13:43:18,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:43:18,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-21 13:43:18,455 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 13:43:18,456 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [428987775] [2020-07-21 13:43:18,456 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 13:43:18,456 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-21 13:43:18,456 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119215136] [2020-07-21 13:43:18,457 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-21 13:43:18,457 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:43:18,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-21 13:43:18,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-21 13:43:18,458 INFO L87 Difference]: Start difference. First operand 43 states and 47 transitions. Second operand 4 states. [2020-07-21 13:43:18,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:43:18,504 INFO L93 Difference]: Finished difference Result 66 states and 74 transitions. [2020-07-21 13:43:18,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-21 13:43:18,504 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-07-21 13:43:18,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:43:18,506 INFO L225 Difference]: With dead ends: 66 [2020-07-21 13:43:18,506 INFO L226 Difference]: Without dead ends: 53 [2020-07-21 13:43:18,507 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-21 13:43:18,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-07-21 13:43:18,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 44. [2020-07-21 13:43:18,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-07-21 13:43:18,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 48 transitions. [2020-07-21 13:43:18,516 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 48 transitions. Word has length 34 [2020-07-21 13:43:18,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:43:18,516 INFO L479 AbstractCegarLoop]: Abstraction has 44 states and 48 transitions. [2020-07-21 13:43:18,516 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-21 13:43:18,516 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2020-07-21 13:43:18,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-07-21 13:43:18,517 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:43:18,518 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] [2020-07-21 13:43:18,731 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:18,732 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:43:18,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:43:18,732 INFO L82 PathProgramCache]: Analyzing trace with hash 1586404999, now seen corresponding path program 1 times [2020-07-21 13:43:18,732 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:43:18,733 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1671919259] [2020-07-21 13:43:18,733 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:18,898 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:43:18,898 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:43:18,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 13:43:18,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:43:18,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-21 13:43:18,960 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 13:43:18,960 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1671919259] [2020-07-21 13:43:18,961 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 13:43:18,961 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 13:43:18,961 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994222238] [2020-07-21 13:43:18,962 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 13:43:18,962 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:43:18,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 13:43:18,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-21 13:43:18,963 INFO L87 Difference]: Start difference. First operand 44 states and 48 transitions. Second operand 6 states. [2020-07-21 13:43:19,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:43:19,043 INFO L93 Difference]: Finished difference Result 78 states and 89 transitions. [2020-07-21 13:43:19,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 13:43:19,043 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 42 [2020-07-21 13:43:19,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:43:19,047 INFO L225 Difference]: With dead ends: 78 [2020-07-21 13:43:19,047 INFO L226 Difference]: Without dead ends: 57 [2020-07-21 13:43:19,048 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-21 13:43:19,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-07-21 13:43:19,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 49. [2020-07-21 13:43:19,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2020-07-21 13:43:19,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 55 transitions. [2020-07-21 13:43:19,058 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 55 transitions. Word has length 42 [2020-07-21 13:43:19,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:43:19,059 INFO L479 AbstractCegarLoop]: Abstraction has 49 states and 55 transitions. [2020-07-21 13:43:19,059 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 13:43:19,059 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2020-07-21 13:43:19,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-07-21 13:43:19,061 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:43:19,061 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] [2020-07-21 13:43:19,274 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:19,275 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:43:19,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:43:19,276 INFO L82 PathProgramCache]: Analyzing trace with hash 643032100, now seen corresponding path program 1 times [2020-07-21 13:43:19,276 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:43:19,277 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [352502517] [2020-07-21 13:43:19,277 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:19,418 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:43:19,418 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:43:19,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 13:43:19,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:43:19,469 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-21 13:43:19,470 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:43:19,581 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:43:19,593 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-07-21 13:43:19,594 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [352502517] [2020-07-21 13:43:19,594 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:43:19,594 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2020-07-21 13:43:19,595 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61018409] [2020-07-21 13:43:19,595 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-21 13:43:19,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:43:19,596 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-21 13:43:19,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-07-21 13:43:19,596 INFO L87 Difference]: Start difference. First operand 49 states and 55 transitions. Second operand 8 states. [2020-07-21 13:43:19,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:43:19,678 INFO L93 Difference]: Finished difference Result 87 states and 101 transitions. [2020-07-21 13:43:19,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 13:43:19,678 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 43 [2020-07-21 13:43:19,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:43:19,680 INFO L225 Difference]: With dead ends: 87 [2020-07-21 13:43:19,680 INFO L226 Difference]: Without dead ends: 56 [2020-07-21 13:43:19,681 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 76 SyntacticMatches, 3 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-07-21 13:43:19,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2020-07-21 13:43:19,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 53. [2020-07-21 13:43:19,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-07-21 13:43:19,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 60 transitions. [2020-07-21 13:43:19,699 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 60 transitions. Word has length 43 [2020-07-21 13:43:19,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:43:19,699 INFO L479 AbstractCegarLoop]: Abstraction has 53 states and 60 transitions. [2020-07-21 13:43:19,700 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-21 13:43:19,700 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2020-07-21 13:43:19,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 13:43:19,704 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:43:19,705 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-21 13:43:19,918 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:19,919 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:43:19,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:43:19,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1916727535, now seen corresponding path program 2 times [2020-07-21 13:43:19,921 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:43:19,922 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [535674441] [2020-07-21 13:43:19,922 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:20,106 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:43:20,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:43:20,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 13:43:20,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:43:20,143 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-07-21 13:43:20,143 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:43:20,188 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-07-21 13:43:20,188 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [535674441] [2020-07-21 13:43:20,188 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:43:20,189 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2020-07-21 13:43:20,189 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589185716] [2020-07-21 13:43:20,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 13:43:20,190 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:43:20,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 13:43:20,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-21 13:43:20,191 INFO L87 Difference]: Start difference. First operand 53 states and 60 transitions. Second operand 5 states. [2020-07-21 13:43:20,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:43:20,286 INFO L93 Difference]: Finished difference Result 76 states and 86 transitions. [2020-07-21 13:43:20,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 13:43:20,286 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-07-21 13:43:20,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:43:20,288 INFO L225 Difference]: With dead ends: 76 [2020-07-21 13:43:20,288 INFO L226 Difference]: Without dead ends: 63 [2020-07-21 13:43:20,292 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 98 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-21 13:43:20,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-07-21 13:43:20,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 55. [2020-07-21 13:43:20,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-07-21 13:43:20,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 62 transitions. [2020-07-21 13:43:20,313 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 62 transitions. Word has length 52 [2020-07-21 13:43:20,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:43:20,313 INFO L479 AbstractCegarLoop]: Abstraction has 55 states and 62 transitions. [2020-07-21 13:43:20,313 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 13:43:20,314 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 62 transitions. [2020-07-21 13:43:20,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-07-21 13:43:20,316 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:43:20,317 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-21 13:43:20,517 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:20,518 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:43:20,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:43:20,518 INFO L82 PathProgramCache]: Analyzing trace with hash 1237251129, now seen corresponding path program 3 times [2020-07-21 13:43:20,518 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:43:20,519 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [440771788] [2020-07-21 13:43:20,519 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:20,676 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:43:20,676 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:43:20,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 13:43:20,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:43:20,719 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-07-21 13:43:20,719 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 13:43:20,719 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [440771788] [2020-07-21 13:43:20,720 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 13:43:20,720 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 13:43:20,720 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898683453] [2020-07-21 13:43:20,721 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 13:43:20,721 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:43:20,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 13:43:20,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-07-21 13:43:20,722 INFO L87 Difference]: Start difference. First operand 55 states and 62 transitions. Second operand 6 states. [2020-07-21 13:43:20,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:43:20,788 INFO L93 Difference]: Finished difference Result 78 states and 89 transitions. [2020-07-21 13:43:20,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 13:43:20,788 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-07-21 13:43:20,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:43:20,790 INFO L225 Difference]: With dead ends: 78 [2020-07-21 13:43:20,790 INFO L226 Difference]: Without dead ends: 66 [2020-07-21 13:43:20,791 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-21 13:43:20,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-07-21 13:43:20,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 61. [2020-07-21 13:43:20,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2020-07-21 13:43:20,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 70 transitions. [2020-07-21 13:43:20,801 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 70 transitions. Word has length 60 [2020-07-21 13:43:20,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:43:20,801 INFO L479 AbstractCegarLoop]: Abstraction has 61 states and 70 transitions. [2020-07-21 13:43:20,801 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 13:43:20,802 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2020-07-21 13:43:20,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-21 13:43:20,803 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:43:20,803 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-21 13:43:21,016 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:21,017 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:43:21,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:43:21,018 INFO L82 PathProgramCache]: Analyzing trace with hash 2044789832, now seen corresponding path program 1 times [2020-07-21 13:43:21,018 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:43:21,019 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2107768048] [2020-07-21 13:43:21,019 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:21,202 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:43:21,202 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:43:21,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 110 conjunts are in the unsatisfiable core [2020-07-21 13:43:21,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:43:21,255 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2020-07-21 13:43:21,255 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-21 13:43:21,258 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:21,258 INFO L544 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-07-21 13:43:21,259 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2020-07-21 13:43:21,336 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:21,337 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2020-07-21 13:43:21,338 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 13:43:21,339 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-21 13:43:21,341 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:21,341 INFO L544 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-07-21 13:43:21,341 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2020-07-21 13:43:21,367 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2020-07-21 13:43:21,367 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-21 13:43:21,374 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:21,378 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2020-07-21 13:43:21,378 INFO L544 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-07-21 13:43:21,384 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:21,385 INFO L544 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-07-21 13:43:21,386 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:31, output treesize:10 [2020-07-21 13:43:21,610 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2020-07-21 13:43:21,611 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-21 13:43:21,618 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:21,619 INFO L544 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-07-21 13:43:21,619 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:120, output treesize:110 [2020-07-21 13:43:21,697 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 86 [2020-07-21 13:43:21,699 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-21 13:43:21,720 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:21,754 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:21,754 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 109 [2020-07-21 13:43:21,762 INFO L320 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 2, 1] term [2020-07-21 13:43:21,762 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-21 13:43:21,764 INFO L544 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-07-21 13:43:21,779 INFO L624 ElimStorePlain]: treesize reduction 48, result has 43.5 percent of original size [2020-07-21 13:43:21,780 INFO L544 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-07-21 13:43:21,780 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:127, output treesize:37 [2020-07-21 13:43:23,647 WARN L860 $PredicateComparison]: unable to prove that (exists ((sll_update_at_~head.offset Int) (sll_update_at_~data Int)) (and (= |c_#memory_int| (store |c_old(#memory_int)| |c_sll_update_at_#in~head.base| (store (select |c_old(#memory_int)| |c_sll_update_at_#in~head.base|) sll_update_at_~head.offset sll_update_at_~data))) (<= sll_update_at_~head.offset |c_sll_update_at_#in~head.offset|) (= (store |c_old(#memory_$Pointer$.offset)| |c_sll_update_at_#in~head.base| (store (select |c_old(#memory_$Pointer$.offset)| |c_sll_update_at_#in~head.base|) sll_update_at_~head.offset (select (select |c_#memory_$Pointer$.offset| |c_sll_update_at_#in~head.base|) sll_update_at_~head.offset))) |c_#memory_$Pointer$.offset|) (= (store |c_old(#memory_$Pointer$.base)| |c_sll_update_at_#in~head.base| (store (select |c_old(#memory_$Pointer$.base)| |c_sll_update_at_#in~head.base|) sll_update_at_~head.offset (select (select |c_#memory_$Pointer$.base| |c_sll_update_at_#in~head.base|) sll_update_at_~head.offset))) |c_#memory_$Pointer$.base|))) is different from true [2020-07-21 13:43:23,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 13:43:23,689 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 31 [2020-07-21 13:43:23,690 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-21 13:43:23,706 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:23,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-07-21 13:43:23,712 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2020-07-21 13:43:23,713 INFO L544 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-07-21 13:43:23,723 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:23,729 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 34 [2020-07-21 13:43:23,730 INFO L544 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-07-21 13:43:23,742 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:23,743 INFO L544 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-07-21 13:43:23,744 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:81, output treesize:37 [2020-07-21 13:43:24,217 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:24,217 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 78 treesize of output 64 [2020-07-21 13:43:24,220 INFO L501 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-07-21 13:43:24,222 INFO L501 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-07-21 13:43:24,224 INFO L544 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-07-21 13:43:24,247 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:24,265 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:24,265 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 38 [2020-07-21 13:43:24,267 INFO L501 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-07-21 13:43:24,269 INFO L501 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-07-21 13:43:24,271 INFO L544 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-07-21 13:43:24,306 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:24,317 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:24,318 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 22 [2020-07-21 13:43:24,319 INFO L544 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-07-21 13:43:24,376 INFO L624 ElimStorePlain]: treesize reduction 12, result has 80.6 percent of original size [2020-07-21 13:43:24,378 INFO L544 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-07-21 13:43:24,379 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 7 variables, input treesize:84, output treesize:10 [2020-07-21 13:43:24,448 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 2 not checked. [2020-07-21 13:43:24,449 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:43:24,633 INFO L501 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-07-21 13:43:25,045 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:43:25,047 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:43:25,053 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:43:25,070 INFO L544 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-07-21 13:43:25,078 INFO L544 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-07-21 13:43:25,101 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:25,106 INFO L544 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-07-21 13:43:25,109 INFO L544 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-07-21 13:43:25,129 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:25,132 INFO L544 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 8 dim-0 vars, and 2 xjuncts. [2020-07-21 13:43:25,132 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:129, output treesize:77 [2020-07-21 13:43:27,169 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((v_prenex_2 Int) (v_prenex_1 Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_1 Int)) (or (< (let ((.cse0 (+ c_main_~s~0.offset 4))) (select (select (store |c_#memory_int| c_main_~s~0.base (store (select |c_#memory_int| c_main_~s~0.base) v_prenex_1 v_prenex_2)) (select (store (select |c_#memory_$Pointer$.base| c_main_~s~0.base) v_prenex_1 v_DerPreprocessor_1) .cse0)) (select (store (select |c_#memory_$Pointer$.offset| c_main_~s~0.base) v_prenex_1 v_DerPreprocessor_3) .cse0))) (+ c_main_~len~0 2)) (< c_main_~s~0.offset v_prenex_1))) (forall ((v_sll_update_at_~head.offset_16 Int) (v_DerPreprocessor_4 Int) (v_DerPreprocessor_2 Int) (v_sll_update_at_~data_11 Int)) (or (< c_main_~s~0.offset v_sll_update_at_~head.offset_16) (< c_main_~len~0 (let ((.cse1 (+ c_main_~s~0.offset 4))) (select (select (store |c_#memory_int| c_main_~s~0.base (store (select |c_#memory_int| c_main_~s~0.base) v_sll_update_at_~head.offset_16 v_sll_update_at_~data_11)) (select (store (select |c_#memory_$Pointer$.base| c_main_~s~0.base) v_sll_update_at_~head.offset_16 v_DerPreprocessor_2) .cse1)) (select (store (select |c_#memory_$Pointer$.offset| c_main_~s~0.base) v_sll_update_at_~head.offset_16 v_DerPreprocessor_4) .cse1))))))) is different from false [2020-07-21 13:43:27,172 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2107768048] [2020-07-21 13:43:27,173 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-07-21 13:43:27,173 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2020-07-21 13:43:27,173 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014334486] [2020-07-21 13:43:27,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-07-21 13:43:27,174 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:43:27,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-07-21 13:43:27,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=1239, Unknown=2, NotChecked=142, Total=1482 [2020-07-21 13:43:27,175 INFO L87 Difference]: Start difference. First operand 61 states and 70 transitions. Second operand 31 states. [2020-07-21 13:43:33,601 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 33 [2020-07-21 13:43:42,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:43:42,606 INFO L93 Difference]: Finished difference Result 110 states and 134 transitions. [2020-07-21 13:43:42,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-07-21 13:43:42,607 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 61 [2020-07-21 13:43:42,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:43:42,609 INFO L225 Difference]: With dead ends: 110 [2020-07-21 13:43:42,609 INFO L226 Difference]: Without dead ends: 108 [2020-07-21 13:43:42,612 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 38 SyntacticMatches, 2 SemanticMatches, 62 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 639 ImplicationChecksByTransitivity, 18.9s TimeCoverageRelationStatistics Valid=299, Invalid=3476, Unknown=15, NotChecked=242, Total=4032 [2020-07-21 13:43:42,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-07-21 13:43:42,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 93. [2020-07-21 13:43:42,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-07-21 13:43:42,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 114 transitions. [2020-07-21 13:43:42,643 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 114 transitions. Word has length 61 [2020-07-21 13:43:42,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:43:42,644 INFO L479 AbstractCegarLoop]: Abstraction has 93 states and 114 transitions. [2020-07-21 13:43:42,644 INFO L480 AbstractCegarLoop]: Interpolant automaton has 31 states. [2020-07-21 13:43:42,648 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 114 transitions. [2020-07-21 13:43:42,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-21 13:43:42,649 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:43:42,650 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:43:42,850 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:42,851 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:43:42,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:43:42,852 INFO L82 PathProgramCache]: Analyzing trace with hash 1308685849, now seen corresponding path program 2 times [2020-07-21 13:43:42,852 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:43:42,853 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1241386930] [2020-07-21 13:43:42,853 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:43,077 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:43:43,078 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:43:43,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 13:43:43,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:43:43,135 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-07-21 13:43:43,135 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:43:43,239 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-07-21 13:43:43,240 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1241386930] [2020-07-21 13:43:43,240 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-21 13:43:43,241 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 9 [2020-07-21 13:43:43,241 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209154830] [2020-07-21 13:43:43,241 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-21 13:43:43,242 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:43:43,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-21 13:43:43,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-07-21 13:43:43,243 INFO L87 Difference]: Start difference. First operand 93 states and 114 transitions. Second operand 7 states. [2020-07-21 13:43:43,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:43:43,295 INFO L93 Difference]: Finished difference Result 133 states and 162 transitions. [2020-07-21 13:43:43,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 13:43:43,297 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 62 [2020-07-21 13:43:43,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:43:43,298 INFO L225 Difference]: With dead ends: 133 [2020-07-21 13:43:43,299 INFO L226 Difference]: Without dead ends: 89 [2020-07-21 13:43:43,300 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 112 SyntacticMatches, 4 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-07-21 13:43:43,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2020-07-21 13:43:43,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2020-07-21 13:43:43,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2020-07-21 13:43:43,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 106 transitions. [2020-07-21 13:43:43,314 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 106 transitions. Word has length 62 [2020-07-21 13:43:43,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:43:43,314 INFO L479 AbstractCegarLoop]: Abstraction has 89 states and 106 transitions. [2020-07-21 13:43:43,314 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-21 13:43:43,315 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 106 transitions. [2020-07-21 13:43:43,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-21 13:43:43,316 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:43:43,316 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:43:43,530 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:43,531 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:43:43,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:43:43,532 INFO L82 PathProgramCache]: Analyzing trace with hash 274449135, now seen corresponding path program 3 times [2020-07-21 13:43:43,532 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:43:43,533 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1020332277] [2020-07-21 13:43:43,533 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:43,737 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:43:43,737 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:43:43,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 13:43:43,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:43:43,779 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-07-21 13:43:43,779 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:43:43,877 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-07-21 13:43:43,877 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1020332277] [2020-07-21 13:43:43,878 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-21 13:43:43,878 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2020-07-21 13:43:43,878 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386391317] [2020-07-21 13:43:43,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-21 13:43:43,879 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:43:43,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-21 13:43:43,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-21 13:43:43,879 INFO L87 Difference]: Start difference. First operand 89 states and 106 transitions. Second operand 7 states. [2020-07-21 13:43:43,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:43:43,972 INFO L93 Difference]: Finished difference Result 132 states and 155 transitions. [2020-07-21 13:43:43,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 13:43:43,973 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 62 [2020-07-21 13:43:43,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:43:43,974 INFO L225 Difference]: With dead ends: 132 [2020-07-21 13:43:43,975 INFO L226 Difference]: Without dead ends: 97 [2020-07-21 13:43:43,976 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 112 SyntacticMatches, 5 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-07-21 13:43:43,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2020-07-21 13:43:43,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 89. [2020-07-21 13:43:43,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2020-07-21 13:43:43,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 102 transitions. [2020-07-21 13:43:43,991 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 102 transitions. Word has length 62 [2020-07-21 13:43:43,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:43:43,992 INFO L479 AbstractCegarLoop]: Abstraction has 89 states and 102 transitions. [2020-07-21 13:43:43,992 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-21 13:43:43,992 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 102 transitions. [2020-07-21 13:43:43,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-21 13:43:43,995 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:43:43,996 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:43:44,209 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:44,210 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:43:44,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:43:44,211 INFO L82 PathProgramCache]: Analyzing trace with hash 1539067163, now seen corresponding path program 4 times [2020-07-21 13:43:44,212 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:43:44,212 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1299719426] [2020-07-21 13:43:44,213 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:44,321 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 1 check-sat command(s) [2020-07-21 13:43:44,321 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:43:44,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 13:43:44,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:43:44,368 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-07-21 13:43:44,368 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:43:44,490 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-07-21 13:43:44,490 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1299719426] [2020-07-21 13:43:44,491 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:43:44,491 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2020-07-21 13:43:44,491 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687172338] [2020-07-21 13:43:44,492 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-21 13:43:44,492 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:43:44,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-21 13:43:44,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-07-21 13:43:44,494 INFO L87 Difference]: Start difference. First operand 89 states and 102 transitions. Second operand 9 states. [2020-07-21 13:43:44,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:43:44,592 INFO L93 Difference]: Finished difference Result 104 states and 116 transitions. [2020-07-21 13:43:44,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-21 13:43:44,592 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 62 [2020-07-21 13:43:44,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:43:44,594 INFO L225 Difference]: With dead ends: 104 [2020-07-21 13:43:44,594 INFO L226 Difference]: Without dead ends: 63 [2020-07-21 13:43:44,595 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 113 SyntacticMatches, 4 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-21 13:43:44,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-07-21 13:43:44,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2020-07-21 13:43:44,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-07-21 13:43:44,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 69 transitions. [2020-07-21 13:43:44,603 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 69 transitions. Word has length 62 [2020-07-21 13:43:44,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:43:44,604 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 69 transitions. [2020-07-21 13:43:44,604 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-21 13:43:44,604 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 69 transitions. [2020-07-21 13:43:44,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-07-21 13:43:44,605 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:43:44,605 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:43:44,818 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:44,819 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:43:44,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:43:44,820 INFO L82 PathProgramCache]: Analyzing trace with hash 1890427347, now seen corresponding path program 1 times [2020-07-21 13:43:44,820 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:43:44,821 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [812720949] [2020-07-21 13:43:44,821 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:44,993 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:43:44,993 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:43:44,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 38 conjunts are in the unsatisfiable core [2020-07-21 13:43:44,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:43:45,044 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-07-21 13:43:45,045 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-21 13:43:45,049 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:45,050 INFO L544 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-07-21 13:43:45,050 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:11 [2020-07-21 13:43:45,150 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2020-07-21 13:43:45,151 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-07-21 13:43:45,154 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:45,154 INFO L544 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-07-21 13:43:45,155 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:22, output treesize:7 [2020-07-21 13:43:45,180 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-21 13:43:45,180 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:43:45,276 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:43:45,278 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:43:45,278 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 13:43:45,349 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 13:43:45,458 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:43:45,459 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-07-21 13:43:45,460 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 13:43:45,476 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2020-07-21 13:43:45,477 INFO L544 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 3 xjuncts. [2020-07-21 13:43:45,483 INFO L624 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-07-21 13:43:45,483 INFO L544 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 4 xjuncts. [2020-07-21 13:43:45,484 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:13 [2020-07-21 13:43:45,520 INFO L501 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-07-21 13:43:45,563 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-07-21 13:43:45,563 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [812720949] [2020-07-21 13:43:45,564 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:43:45,564 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 17 [2020-07-21 13:43:45,564 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098406396] [2020-07-21 13:43:45,565 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-07-21 13:43:45,565 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:43:45,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-07-21 13:43:45,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-07-21 13:43:45,566 INFO L87 Difference]: Start difference. First operand 63 states and 69 transitions. Second operand 17 states. [2020-07-21 13:43:45,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:43:45,992 INFO L93 Difference]: Finished difference Result 64 states and 71 transitions. [2020-07-21 13:43:45,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-21 13:43:45,993 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 71 [2020-07-21 13:43:45,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:43:45,994 INFO L225 Difference]: With dead ends: 64 [2020-07-21 13:43:45,994 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 13:43:45,995 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 120 SyntacticMatches, 6 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=82, Invalid=470, Unknown=0, NotChecked=0, Total=552 [2020-07-21 13:43:45,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 13:43:45,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 13:43:45,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 13:43:45,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 13:43:45,996 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 71 [2020-07-21 13:43:45,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:43:45,996 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 13:43:45,996 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-07-21 13:43:45,997 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 13:43:45,997 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 13:43:46,204 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:43:46,208 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 13:43:46,769 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-07-21 13:43:47,074 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 35 [2020-07-21 13:43:47,181 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 40 [2020-07-21 13:43:47,316 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 13:43:47,316 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-21 13:43:47,316 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 13:43:47,317 INFO L271 CegarLoopResult]: At program point L561(line 561) the Hoare annotation is: true [2020-07-21 13:43:47,317 INFO L271 CegarLoopResult]: At program point myexitENTRY(lines 560 562) the Hoare annotation is: true [2020-07-21 13:43:47,317 INFO L268 CegarLoopResult]: For program point myexitEXIT(lines 560 562) no Hoare annotation was computed. [2020-07-21 13:43:47,317 INFO L268 CegarLoopResult]: For program point sll_destroyEXIT(lines 581 587) no Hoare annotation was computed. [2020-07-21 13:43:47,317 INFO L271 CegarLoopResult]: At program point L582-2(lines 582 586) the Hoare annotation is: true [2020-07-21 13:43:47,317 INFO L271 CegarLoopResult]: At program point sll_destroyENTRY(lines 581 587) the Hoare annotation is: true [2020-07-21 13:43:47,317 INFO L268 CegarLoopResult]: For program point L582-3(lines 581 587) no Hoare annotation was computed. [2020-07-21 13:43:47,317 INFO L268 CegarLoopResult]: For program point sll_update_atFINAL(lines 595 601) no Hoare annotation was computed. [2020-07-21 13:43:47,317 INFO L264 CegarLoopResult]: At program point L596-2(lines 596 599) the Hoare annotation is: (let ((.cse0 (= |#memory_int| |old(#memory_int)|)) (.cse4 (= sll_update_at_~data |sll_update_at_#in~data|)) (.cse1 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (.cse2 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)) (.cse3 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and .cse0 .cse1 (<= 2 |sll_update_at_#in~index|) .cse2 .cse3) (and (<= sll_update_at_~index |sll_update_at_#in~index|) (= |sll_update_at_#in~head.base| sll_update_at_~head.base) (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) .cse0 .cse4 .cse1 (<= |sll_update_at_#in~index| sll_update_at_~index) .cse3) (let ((.cse5 (+ |sll_update_at_#in~head.offset| 4))) (and (<= 1 |sll_update_at_#in~index|) (= (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) .cse5) sll_update_at_~head.offset) .cse0 .cse4 .cse1 (= sll_update_at_~head.base (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) .cse5)) .cse2 .cse3)))) [2020-07-21 13:43:47,317 INFO L268 CegarLoopResult]: For program point L596-3(lines 596 599) no Hoare annotation was computed. [2020-07-21 13:43:47,318 INFO L268 CegarLoopResult]: For program point sll_update_atEXIT(lines 595 601) no Hoare annotation was computed. [2020-07-21 13:43:47,318 INFO L264 CegarLoopResult]: At program point sll_update_atENTRY(lines 595 601) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-21 13:43:47,318 INFO L268 CegarLoopResult]: For program point __bswap_32ENTRY(lines 63 67) no Hoare annotation was computed. [2020-07-21 13:43:47,318 INFO L268 CegarLoopResult]: For program point __bswap_32FINAL(lines 63 67) no Hoare annotation was computed. [2020-07-21 13:43:47,318 INFO L268 CegarLoopResult]: For program point __bswap_32EXIT(lines 63 67) no Hoare annotation was computed. [2020-07-21 13:43:47,318 INFO L264 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (or (and (= |#valid| |old(#valid)|) (<= |sll_create_#in~len| sll_create_~len) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (= 1 (select |#valid| sll_create_~head~0.base)) (or (<= |sll_create_#in~len| 1) (< 0 sll_create_~len)))) [2020-07-21 13:43:47,318 INFO L268 CegarLoopResult]: For program point sll_createEXIT(lines 572 580) no Hoare annotation was computed. [2020-07-21 13:43:47,318 INFO L268 CegarLoopResult]: For program point L575-1(line 575) no Hoare annotation was computed. [2020-07-21 13:43:47,318 INFO L268 CegarLoopResult]: For program point L574-2(lines 574 578) no Hoare annotation was computed. [2020-07-21 13:43:47,319 INFO L264 CegarLoopResult]: At program point L574-3(lines 574 578) the Hoare annotation is: (let ((.cse0 (= 1 (select |#valid| sll_create_~head~0.base)))) (or (and (= |#valid| |old(#valid)|) (<= |sll_create_#in~len| sll_create_~len) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (<= |sll_create_#in~len| (+ sll_create_~len 1)) .cse0) (and (not (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) (+ sll_create_~head~0.offset 4)) sll_create_~head~0.base)) .cse0))) [2020-07-21 13:43:47,319 INFO L268 CegarLoopResult]: For program point L574-4(lines 574 578) no Hoare annotation was computed. [2020-07-21 13:43:47,319 INFO L264 CegarLoopResult]: At program point sll_createENTRY(lines 572 580) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-21 13:43:47,319 INFO L268 CegarLoopResult]: For program point sll_createFINAL(lines 572 580) no Hoare annotation was computed. [2020-07-21 13:43:47,319 INFO L268 CegarLoopResult]: For program point __bswap_64ENTRY(lines 68 72) no Hoare annotation was computed. [2020-07-21 13:43:47,319 INFO L268 CegarLoopResult]: For program point __bswap_64FINAL(lines 68 72) no Hoare annotation was computed. [2020-07-21 13:43:47,320 INFO L268 CegarLoopResult]: For program point __bswap_64EXIT(lines 68 72) no Hoare annotation was computed. [2020-07-21 13:43:47,320 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 13:43:47,320 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-21 13:43:47,320 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 13:43:47,320 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 13:43:47,320 INFO L271 CegarLoopResult]: At program point sll_get_data_atENTRY(lines 588 594) the Hoare annotation is: true [2020-07-21 13:43:47,320 INFO L268 CegarLoopResult]: For program point sll_get_data_atFINAL(lines 588 594) no Hoare annotation was computed. [2020-07-21 13:43:47,321 INFO L264 CegarLoopResult]: At program point L589-2(lines 589 592) the Hoare annotation is: (or (<= 2 |sll_get_data_at_#in~index|) (forall ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (let ((.cse1 (+ v_main_~s~0.offset_BEFORE_CALL_3 4))) (let ((.cse0 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) .cse1))) (or (= v_main_~s~0.base_BEFORE_CALL_3 .cse0) (not (= (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) .cse1)) 3)))))) (and (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|) (= |sll_get_data_at_#in~index| sll_get_data_at_~index)) (let ((.cse2 (+ |sll_get_data_at_#in~head.offset| 4))) (and (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) .cse2)) (<= |sll_get_data_at_#in~index| (+ sll_get_data_at_~index 1)) (< 0 |sll_get_data_at_#in~index|) (<= sll_get_data_at_~index 0) (= sll_get_data_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) .cse2))))) [2020-07-21 13:43:47,321 INFO L268 CegarLoopResult]: For program point L589-3(lines 589 592) no Hoare annotation was computed. [2020-07-21 13:43:47,321 INFO L268 CegarLoopResult]: For program point sll_get_data_atEXIT(lines 588 594) no Hoare annotation was computed. [2020-07-21 13:43:47,321 INFO L264 CegarLoopResult]: At program point L609(line 609) the Hoare annotation is: (let ((.cse2 (+ main_~s~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~s~0.base) .cse2))) (let ((.cse3 (= (+ main_~i~0 main_~len~0) main_~new_data~0)) (.cse4 (not (= .cse1 main_~s~0.base))) (.cse5 (<= main_~i~0 1)) (.cse0 (* main_~len~0 2))) (or (and (<= 0 main_~i~0) (<= main_~len~0 2) (= .cse0 (+ (select (select |#memory_int| .cse1) (select (select |#memory_$Pointer$.offset| main_~s~0.base) .cse2)) 1)) (<= 2 main_~len~0) .cse3 .cse4 .cse5) (and .cse3 .cse4 .cse5 (= .cse0 (+ main_~new_data~0 1)) (<= 1 main_~i~0)))))) [2020-07-21 13:43:47,321 INFO L268 CegarLoopResult]: For program point L611-2(lines 611 616) no Hoare annotation was computed. [2020-07-21 13:43:47,321 INFO L268 CegarLoopResult]: For program point L609-1(lines 607 610) no Hoare annotation was computed. [2020-07-21 13:43:47,322 INFO L264 CegarLoopResult]: At program point L611-3(lines 611 616) the Hoare annotation is: (let ((.cse2 (+ main_~s~0.offset 4))) (let ((.cse1 (select (select |#memory_$Pointer$.base| main_~s~0.base) .cse2)) (.cse0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (and (<= main_~len~0 2) (<= .cse0 main_~len~0) (= (* main_~len~0 2) (+ (select (select |#memory_int| .cse1) (select (select |#memory_$Pointer$.offset| main_~s~0.base) .cse2)) 1)) (<= 2 main_~len~0) (not (= .cse1 main_~s~0.base)) (<= main_~len~0 .cse0) (<= main_~i~0 1)))) [2020-07-21 13:43:47,322 INFO L271 CegarLoopResult]: At program point L611-4(lines 611 616) the Hoare annotation is: true [2020-07-21 13:43:47,322 INFO L264 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (and (<= main_~len~0 2) (= |#valid| |old(#valid)|) (<= 2 main_~len~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-21 13:43:47,322 INFO L264 CegarLoopResult]: At program point L607-2(lines 607 610) the Hoare annotation is: (let ((.cse8 (+ main_~s~0.offset 4))) (let ((.cse6 (* main_~len~0 2)) (.cse7 (select (select |#memory_$Pointer$.base| main_~s~0.base) .cse8))) (let ((.cse2 (<= main_~len~0 2)) (.cse4 (= .cse6 (+ (select (select |#memory_int| .cse7) (select (select |#memory_$Pointer$.offset| main_~s~0.base) .cse8)) 1))) (.cse5 (<= 2 main_~len~0)) (.cse0 (not (= .cse7 main_~s~0.base))) (.cse1 (<= main_~i~0 1))) (or (and (= main_~len~0 (+ main_~i~0 1)) .cse0 .cse1 (<= 1 main_~i~0)) (let ((.cse3 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (and .cse2 (<= .cse3 main_~len~0) .cse4 .cse5 .cse0 (<= main_~len~0 .cse3) .cse1)) (and (<= 0 main_~i~0) .cse2 .cse4 .cse5 .cse0 .cse1 (= .cse6 (+ main_~new_data~0 1))))))) [2020-07-21 13:43:47,322 INFO L268 CegarLoopResult]: For program point L605-1(line 605) no Hoare annotation was computed. [2020-07-21 13:43:47,322 INFO L268 CegarLoopResult]: For program point L607-3(lines 607 610) no Hoare annotation was computed. [2020-07-21 13:43:47,322 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 602 621) no Hoare annotation was computed. [2020-07-21 13:43:47,323 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 602 621) no Hoare annotation was computed. [2020-07-21 13:43:47,323 INFO L264 CegarLoopResult]: At program point L614(lines 602 621) the Hoare annotation is: false [2020-07-21 13:43:47,323 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 619) no Hoare annotation was computed. [2020-07-21 13:43:47,323 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 602 621) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-21 13:43:47,323 INFO L268 CegarLoopResult]: For program point L617(line 617) no Hoare annotation was computed. [2020-07-21 13:43:47,324 INFO L264 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: (let ((.cse3 (+ main_~s~0.offset 4))) (let ((.cse2 (select (select |#memory_$Pointer$.base| main_~s~0.base) .cse3))) (let ((.cse0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse1 (select (select |#memory_int| .cse2) (select (select |#memory_$Pointer$.offset| main_~s~0.base) .cse3)))) (and (<= .cse0 main_~len~0) (<= 0 main_~i~0) (= (* main_~len~0 2) (+ .cse1 1)) (not (= .cse2 main_~s~0.base)) (<= main_~len~0 .cse0) (<= main_~i~0 1) (= (+ main_~i~0 2) main_~expected~0) (= .cse1 3))))) [2020-07-21 13:43:47,324 INFO L268 CegarLoopResult]: For program point L613-1(line 613) no Hoare annotation was computed. [2020-07-21 13:43:47,324 INFO L268 CegarLoopResult]: For program point L613-2(lines 613 615) no Hoare annotation was computed. [2020-07-21 13:43:47,324 INFO L264 CegarLoopResult]: At program point node_createENTRY(lines 563 571) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-21 13:43:47,324 INFO L268 CegarLoopResult]: For program point node_createFINAL(lines 563 571) no Hoare annotation was computed. [2020-07-21 13:43:47,324 INFO L271 CegarLoopResult]: At program point L566(line 566) the Hoare annotation is: true [2020-07-21 13:43:47,324 INFO L268 CegarLoopResult]: For program point node_createEXIT(lines 563 571) no Hoare annotation was computed. [2020-07-21 13:43:47,325 INFO L268 CegarLoopResult]: For program point L565(lines 565 567) no Hoare annotation was computed. [2020-07-21 13:43:47,325 INFO L268 CegarLoopResult]: For program point L565-1(lines 565 567) no Hoare annotation was computed. [2020-07-21 13:43:47,336 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,337 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,338 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,338 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,338 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,338 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,339 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,339 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,339 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,339 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,344 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,347 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,347 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,348 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,348 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,348 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,348 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,349 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,349 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,349 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,349 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,350 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,350 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,350 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,350 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,351 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,351 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,351 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,351 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,353 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,354 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,354 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,354 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,355 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,355 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,355 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,355 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,356 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,356 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,357 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,357 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,358 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,358 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,358 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,358 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,359 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,361 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,361 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,361 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,362 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,362 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,362 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,362 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,364 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,365 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,365 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,365 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,365 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,366 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,367 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,367 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,367 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,367 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,367 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,368 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,368 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,369 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,369 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,369 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,369 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,371 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,371 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,371 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,371 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,372 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,372 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,372 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,372 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,372 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,373 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,373 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,373 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,373 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,373 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,374 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,374 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,374 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,374 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,374 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,375 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,375 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,375 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,375 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,375 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,376 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,377 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,377 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,377 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,378 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,378 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,378 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,379 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,379 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,379 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,379 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,379 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,380 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,380 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,380 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,380 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,381 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,381 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,381 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,382 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,382 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,383 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,383 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,383 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,383 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,384 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,384 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,384 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,384 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,385 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,385 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,385 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,385 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,388 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,388 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,388 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,388 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,389 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,389 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,389 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,389 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,391 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,391 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,391 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,392 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,392 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,392 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,392 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,392 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,393 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,393 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,393 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,393 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 01:43:47 BoogieIcfgContainer [2020-07-21 13:43:47,396 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 13:43:47,397 INFO L168 Benchmark]: Toolchain (without parser) took 31670.47 ms. Allocated memory was 143.1 MB in the beginning and 350.2 MB in the end (delta: 207.1 MB). Free memory was 98.0 MB in the beginning and 166.6 MB in the end (delta: -68.6 MB). Peak memory consumption was 223.9 MB. Max. memory is 7.1 GB. [2020-07-21 13:43:47,398 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 143.1 MB. Free memory was 118.1 MB in the beginning and 117.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 13:43:47,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.23 ms. Allocated memory was 143.1 MB in the beginning and 200.3 MB in the end (delta: 57.1 MB). Free memory was 97.6 MB in the beginning and 165.0 MB in the end (delta: -67.4 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2020-07-21 13:43:47,399 INFO L168 Benchmark]: Boogie Preprocessor took 66.17 ms. Allocated memory is still 200.3 MB. Free memory was 165.0 MB in the beginning and 162.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2020-07-21 13:43:47,400 INFO L168 Benchmark]: RCFGBuilder took 691.74 ms. Allocated memory is still 200.3 MB. Free memory was 162.3 MB in the beginning and 114.6 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 7.1 GB. [2020-07-21 13:43:47,401 INFO L168 Benchmark]: TraceAbstraction took 30234.79 ms. Allocated memory was 200.3 MB in the beginning and 350.2 MB in the end (delta: 149.9 MB). Free memory was 113.9 MB in the beginning and 166.6 MB in the end (delta: -52.7 MB). Peak memory consumption was 182.6 MB. Max. memory is 7.1 GB. [2020-07-21 13:43:47,403 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 143.1 MB. Free memory was 118.1 MB in the beginning and 117.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 671.23 ms. Allocated memory was 143.1 MB in the beginning and 200.3 MB in the end (delta: 57.1 MB). Free memory was 97.6 MB in the beginning and 165.0 MB in the end (delta: -67.4 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 66.17 ms. Allocated memory is still 200.3 MB. Free memory was 165.0 MB in the beginning and 162.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 691.74 ms. Allocated memory is still 200.3 MB. Free memory was 162.3 MB in the beginning and 114.6 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 30234.79 ms. Allocated memory was 200.3 MB in the beginning and 350.2 MB in the end (delta: 149.9 MB). Free memory was 113.9 MB in the beginning and 166.6 MB in the end (delta: -52.7 MB). Peak memory consumption was 182.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; 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_$Pointer$.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_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.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_$Pointer$.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_$Pointer$.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 * 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_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 619]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 589]: Loop Invariant [2020-07-21 13:43:47,415 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,415 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,416 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,416 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,416 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,416 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,416 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,417 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,417 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,417 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,417 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,418 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,418 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,418 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,418 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,418 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,419 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,419 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,419 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,420 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,420 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,420 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,420 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,420 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,420 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,421 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,421 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,421 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-07-21 13:43:47,421 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,422 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,422 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,422 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,422 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,422 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,423 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,423 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((2 <= \old(index) || (forall v_main_~s~0.offset_BEFORE_CALL_3 : int, v_main_~s~0.base_BEFORE_CALL_3 : int :: v_main_~s~0.base_BEFORE_CALL_3 == #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_3][v_main_~s~0.offset_BEFORE_CALL_3 + 4] || !(unknown-#memory_int-unknown[#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_3][v_main_~s~0.offset_BEFORE_CALL_3 + 4]][#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_3][v_main_~s~0.offset_BEFORE_CALL_3 + 4]] == 3))) || ((head == head && head == head) && \old(index) == index)) || ((((head == #memory_$Pointer$[head][head + 4] && \old(index) <= index + 1) && 0 < \old(index)) && index <= 0) && head == #memory_$Pointer$[head][head + 4]) - InvariantResult [Line: 611]: Loop Invariant [2020-07-21 13:43:47,424 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,424 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,424 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,424 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,425 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,425 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,425 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,425 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,425 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,427 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,427 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,427 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,427 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,427 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,427 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((((len <= 2 && unknown-#memory_int-unknown[s][s] <= len) && len * 2 == unknown-#memory_int-unknown[#memory_$Pointer$[s][s + 4]][#memory_$Pointer$[s][s + 4]] + 1) && 2 <= len) && !(#memory_$Pointer$[s][s + 4] == s)) && len <= unknown-#memory_int-unknown[s][s]) && i <= 1 - InvariantResult [Line: 596]: Loop Invariant [2020-07-21 13:43:47,428 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,428 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,428 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,430 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,430 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,430 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,430 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,430 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,430 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,431 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,431 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,431 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,431 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,431 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,431 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,434 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,434 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,434 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,435 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,435 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,435 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,435 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,435 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,436 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,436 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,436 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,436 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,436 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,437 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,437 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,437 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,437 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,438 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,438 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,438 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,438 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,438 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,439 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,439 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,439 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,439 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,439 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,439 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((((unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 2 <= \old(index)) && index + 1 <= \old(index)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) || (((((((index <= \old(index) && head == head) && head == head) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && data == \old(data)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && \old(index) <= index) && #memory_$Pointer$ == \old(#memory_$Pointer$))) || (((((((1 <= \old(index) && #memory_$Pointer$[head][head + 4] == head) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && data == \old(data)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && head == #memory_$Pointer$[head][head + 4]) && index + 1 <= \old(index)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) - InvariantResult [Line: 607]: Loop Invariant [2020-07-21 13:43:47,442 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,442 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,443 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,443 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,443 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,443 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,444 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,444 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,444 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,444 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,444 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,444 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,445 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,445 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,445 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,445 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,445 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,446 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,447 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,447 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,448 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,448 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,448 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,448 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,451 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,451 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,451 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,451 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,452 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,452 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,452 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,452 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,452 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,453 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,453 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,453 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((len == i + 1 && !(#memory_$Pointer$[s][s + 4] == s)) && i <= 1) && 1 <= i) || ((((((len <= 2 && unknown-#memory_int-unknown[s][s] <= len) && len * 2 == unknown-#memory_int-unknown[#memory_$Pointer$[s][s + 4]][#memory_$Pointer$[s][s + 4]] + 1) && 2 <= len) && !(#memory_$Pointer$[s][s + 4] == s)) && len <= unknown-#memory_int-unknown[s][s]) && i <= 1)) || ((((((0 <= i && len <= 2) && len * 2 == unknown-#memory_int-unknown[#memory_$Pointer$[s][s + 4]][#memory_$Pointer$[s][s + 4]] + 1) && 2 <= len) && !(#memory_$Pointer$[s][s + 4] == s)) && i <= 1) && len * 2 == new_data + 1) - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 574]: Loop Invariant [2020-07-21 13:43:47,460 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,460 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,461 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,461 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,461 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,461 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,461 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,461 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,462 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,462 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,462 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,462 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,462 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-21 13:43:47,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-21 13:43:47,463 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-21 13:43:47,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-21 13:43:47,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((((\valid == \old(\valid) && \old(len) <= len) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) || (\old(len) <= len + 1 && 1 == \valid[head])) || (!(#memory_$Pointer$[head][head + 4] == head) && 1 == \valid[head]) - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 28.9s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 16.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 501 SDtfs, 346 SDslu, 1771 SDs, 0 SdLazy, 1958 SolverSat, 164 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1004 GetRequests, 837 SyntacticMatches, 26 SemanticMatches, 141 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 694 ImplicationChecksByTransitivity, 19.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 59 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 74 PreInvPairs, 108 NumberOfFragments, 662 HoareAnnotationTreeSize, 74 FomulaSimplifications, 1761 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 24 FomulaSimplificationsInter, 604 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 599 NumberOfCodeBlocks, 556 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 933 ConstructedInterpolants, 8 QuantifiedInterpolants, 176035 SizeOfPredicates, 68 NumberOfNonLiveVariables, 2685 ConjunctsInSsa, 193 ConjunctsInUnsatCore, 18 InterpolantComputations, 7 PerfectInterpolantSequences, 272/310 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...