/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 13:30:13,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 13:30:13,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 13:30:13,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 13:30:13,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 13:30:13,589 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 13:30:13,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 13:30:13,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 13:30:13,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 13:30:13,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 13:30:13,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 13:30:13,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 13:30:13,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 13:30:13,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 13:30:13,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 13:30:13,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 13:30:13,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 13:30:13,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 13:30:13,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 13:30:13,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 13:30:13,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 13:30:13,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 13:30:13,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 13:30:13,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 13:30:13,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 13:30:13,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 13:30:13,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 13:30:13,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 13:30:13,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 13:30:13,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 13:30:13,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 13:30:13,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 13:30:13,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 13:30:13,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 13:30:13,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 13:30:13,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 13:30:13,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 13:30:13,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 13:30:13,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 13:30:13,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 13:30:13,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 13:30:13,651 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-17 13:30:13,677 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 13:30:13,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 13:30:13,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 13:30:13,679 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 13:30:13,679 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 13:30:13,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 13:30:13,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 13:30:13,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 13:30:13,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 13:30:13,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 13:30:13,680 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 13:30:13,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 13:30:13,681 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 13:30:13,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 13:30:13,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 13:30:13,681 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-17 13:30:13,681 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 13:30:13,682 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 13:30:13,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 13:30:13,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 13:30:13,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-17 13:30:13,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 13:30:13,683 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-17 13:30:13,943 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 13:30:13,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 13:30:13,961 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 13:30:13,963 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 13:30:13,963 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 13:30:13,964 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-07-17 13:30:14,036 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/420057ce0/ca951e68cfd94e30bd5e8d776842b9db/FLAG556058da9 [2020-07-17 13:30:14,562 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 13:30:14,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-07-17 13:30:14,579 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/420057ce0/ca951e68cfd94e30bd5e8d776842b9db/FLAG556058da9 [2020-07-17 13:30:14,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/420057ce0/ca951e68cfd94e30bd5e8d776842b9db [2020-07-17 13:30:14,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 13:30:14,897 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 13:30:14,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 13:30:14,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 13:30:14,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 13:30:14,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 01:30:14" (1/1) ... [2020-07-17 13:30:14,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eabeb9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:30:14, skipping insertion in model container [2020-07-17 13:30:14,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 01:30:14" (1/1) ... [2020-07-17 13:30:14,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 13:30:14,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 13:30:15,410 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 13:30:15,420 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 13:30:15,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 13:30:15,517 INFO L208 MainTranslator]: Completed translation [2020-07-17 13:30:15,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:30:15 WrapperNode [2020-07-17 13:30:15,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 13:30:15,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 13:30:15,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 13:30:15,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 13:30:15,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:30:15" (1/1) ... [2020-07-17 13:30:15,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:30:15" (1/1) ... [2020-07-17 13:30:15,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:30:15" (1/1) ... [2020-07-17 13:30:15,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:30:15" (1/1) ... [2020-07-17 13:30:15,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:30:15" (1/1) ... [2020-07-17 13:30:15,572 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:30:15" (1/1) ... [2020-07-17 13:30:15,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:30:15" (1/1) ... [2020-07-17 13:30:15,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 13:30:15,582 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 13:30:15,582 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 13:30:15,583 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 13:30:15,583 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:30:15" (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 [2020-07-17 13:30:15,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 13:30:15,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 13:30:15,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-07-17 13:30:15,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-07-17 13:30:15,652 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2020-07-17 13:30:15,652 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2020-07-17 13:30:15,652 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2020-07-17 13:30:15,652 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_destroy [2020-07-17 13:30:15,652 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_get_data_at [2020-07-17 13:30:15,653 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_update_at [2020-07-17 13:30:15,653 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 13:30:15,653 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 13:30:15,653 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-07-17 13:30:15,653 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-07-17 13:30:15,653 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-07-17 13:30:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-07-17 13:30:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-07-17 13:30:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-07-17 13:30:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-07-17 13:30:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-07-17 13:30:15,655 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-07-17 13:30:15,655 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-07-17 13:30:15,655 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-07-17 13:30:15,655 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-07-17 13:30:15,655 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-07-17 13:30:15,655 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-07-17 13:30:15,656 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-07-17 13:30:15,656 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-07-17 13:30:15,656 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-07-17 13:30:15,656 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-07-17 13:30:15,656 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-07-17 13:30:15,656 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-07-17 13:30:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-07-17 13:30:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-07-17 13:30:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-07-17 13:30:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-07-17 13:30:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-07-17 13:30:15,657 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-07-17 13:30:15,658 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-07-17 13:30:15,658 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-07-17 13:30:15,658 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-07-17 13:30:15,658 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-07-17 13:30:15,658 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-07-17 13:30:15,658 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-07-17 13:30:15,658 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-07-17 13:30:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-07-17 13:30:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-07-17 13:30:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-07-17 13:30:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-07-17 13:30:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-07-17 13:30:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-07-17 13:30:15,659 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-07-17 13:30:15,660 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-07-17 13:30:15,660 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-07-17 13:30:15,660 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-07-17 13:30:15,660 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-07-17 13:30:15,660 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-07-17 13:30:15,660 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-07-17 13:30:15,660 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-07-17 13:30:15,661 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-07-17 13:30:15,661 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-07-17 13:30:15,661 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-07-17 13:30:15,661 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-07-17 13:30:15,661 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-07-17 13:30:15,661 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 13:30:15,661 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-07-17 13:30:15,662 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-07-17 13:30:15,662 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 13:30:15,662 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-07-17 13:30:15,662 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-07-17 13:30:15,662 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-07-17 13:30:15,662 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-07-17 13:30:15,663 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-07-17 13:30:15,663 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-17 13:30:15,663 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-07-17 13:30:15,663 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-07-17 13:30:15,663 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-07-17 13:30:15,663 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-17 13:30:15,663 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-07-17 13:30:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-07-17 13:30:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-07-17 13:30:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-07-17 13:30:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-07-17 13:30:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-07-17 13:30:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-07-17 13:30:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-07-17 13:30:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-07-17 13:30:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-07-17 13:30:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-07-17 13:30:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-07-17 13:30:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-07-17 13:30:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-07-17 13:30:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-07-17 13:30:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-07-17 13:30:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-07-17 13:30:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-07-17 13:30:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-07-17 13:30:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-07-17 13:30:15,667 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-07-17 13:30:15,667 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-07-17 13:30:15,667 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-07-17 13:30:15,667 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-07-17 13:30:15,667 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-07-17 13:30:15,667 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-07-17 13:30:15,667 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-07-17 13:30:15,668 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-07-17 13:30:15,668 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-07-17 13:30:15,668 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-07-17 13:30:15,668 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-07-17 13:30:15,668 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-07-17 13:30:15,668 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-07-17 13:30:15,668 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-07-17 13:30:15,669 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-07-17 13:30:15,669 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-07-17 13:30:15,669 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-07-17 13:30:15,669 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-07-17 13:30:15,669 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-07-17 13:30:15,669 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2020-07-17 13:30:15,669 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2020-07-17 13:30:15,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 13:30:15,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 13:30:15,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 13:30:15,670 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2020-07-17 13:30:15,670 INFO L130 BoogieDeclarations]: Found specification of procedure sll_destroy [2020-07-17 13:30:15,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 13:30:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 13:30:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure sll_get_data_at [2020-07-17 13:30:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 13:30:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure sll_update_at [2020-07-17 13:30:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 13:30:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 13:30:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 13:30:16,085 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2020-07-17 13:30:16,242 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 13:30:16,243 INFO L295 CfgBuilder]: Removed 6 assume(true) statements. [2020-07-17 13:30:16,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 01:30:16 BoogieIcfgContainer [2020-07-17 13:30:16,252 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 13:30:16,254 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 13:30:16,254 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 13:30:16,257 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 13:30:16,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 01:30:14" (1/3) ... [2020-07-17 13:30:16,259 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f6b1112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 01:30:16, skipping insertion in model container [2020-07-17 13:30:16,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 01:30:15" (2/3) ... [2020-07-17 13:30:16,259 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f6b1112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 01:30:16, skipping insertion in model container [2020-07-17 13:30:16,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 01:30:16" (3/3) ... [2020-07-17 13:30:16,262 INFO L109 eAbstractionObserver]: Analyzing ICFG sll2n_update_all_reverse.i [2020-07-17 13:30:16,276 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-17 13:30:16,282 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 13:30:16,295 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 13:30:16,314 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 13:30:16,314 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 13:30:16,314 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-17 13:30:16,314 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 13:30:16,315 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 13:30:16,315 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 13:30:16,315 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 13:30:16,315 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 13:30:16,330 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states. [2020-07-17 13:30:16,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-17 13:30:16,343 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 13:30:16,344 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 13:30:16,345 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 13:30:16,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 13:30:16,351 INFO L82 PathProgramCache]: Analyzing trace with hash 482514570, now seen corresponding path program 1 times [2020-07-17 13:30:16,360 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-17 13:30:16,361 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1991381945] [2020-07-17 13:30:16,361 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 13:30:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:30:16,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:30:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:30:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:30:16,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 13:30:16,643 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-17 13:30:16,646 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1991381945] [2020-07-17 13:30:16,648 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 13:30:16,649 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 13:30:16,650 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285330900] [2020-07-17 13:30:16,656 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 13:30:16,657 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-17 13:30:16,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 13:30:16,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 13:30:16,675 INFO L87 Difference]: Start difference. First operand 103 states. Second operand 4 states. [2020-07-17 13:30:17,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 13:30:17,096 INFO L93 Difference]: Finished difference Result 230 states and 285 transitions. [2020-07-17 13:30:17,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 13:30:17,098 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2020-07-17 13:30:17,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 13:30:17,111 INFO L225 Difference]: With dead ends: 230 [2020-07-17 13:30:17,112 INFO L226 Difference]: Without dead ends: 128 [2020-07-17 13:30:17,116 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 13:30:17,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2020-07-17 13:30:17,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 84. [2020-07-17 13:30:17,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-07-17 13:30:17,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 88 transitions. [2020-07-17 13:30:17,175 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 88 transitions. Word has length 38 [2020-07-17 13:30:17,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 13:30:17,176 INFO L479 AbstractCegarLoop]: Abstraction has 84 states and 88 transitions. [2020-07-17 13:30:17,176 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 13:30:17,176 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 88 transitions. [2020-07-17 13:30:17,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-07-17 13:30:17,178 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 13:30:17,178 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 13:30:17,179 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 13:30:17,179 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 13:30:17,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 13:30:17,180 INFO L82 PathProgramCache]: Analyzing trace with hash -613399993, now seen corresponding path program 1 times [2020-07-17 13:30:17,180 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-17 13:30:17,180 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1578538988] [2020-07-17 13:30:17,180 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 13:30:17,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:30:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:30:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:30:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 13:30:17,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 13:30:17,358 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-17 13:30:17,359 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1578538988] [2020-07-17 13:30:17,359 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 13:30:17,360 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 13:30:17,360 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581821147] [2020-07-17 13:30:17,361 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 13:30:17,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-17 13:30:17,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 13:30:17,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 13:30:17,362 INFO L87 Difference]: Start difference. First operand 84 states and 88 transitions. Second operand 8 states. [2020-07-17 13:30:18,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 13:30:18,039 INFO L93 Difference]: Finished difference Result 167 states and 187 transitions. [2020-07-17 13:30:18,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-07-17 13:30:18,039 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 38 [2020-07-17 13:30:18,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 13:30:18,041 INFO L225 Difference]: With dead ends: 167 [2020-07-17 13:30:18,041 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 13:30:18,043 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 14 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=124, Invalid=338, Unknown=0, NotChecked=0, Total=462 [2020-07-17 13:30:18,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 13:30:18,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 13:30:18,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 13:30:18,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 13:30:18,044 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2020-07-17 13:30:18,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 13:30:18,044 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 13:30:18,044 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 13:30:18,044 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 13:30:18,045 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 13:30:18,045 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 13:30:18,047 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 13:30:18,925 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-17 13:30:18,926 INFO L271 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-07-17 13:30:18,926 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-17 13:30:18,926 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |old(#NULL.base)| |#NULL.base|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-07-17 13:30:18,926 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-07-17 13:30:18,926 INFO L271 CegarLoopResult]: At program point L561(line 561) the Hoare annotation is: true [2020-07-17 13:30:18,926 INFO L271 CegarLoopResult]: At program point myexitENTRY(lines 560 562) the Hoare annotation is: true [2020-07-17 13:30:18,926 INFO L268 CegarLoopResult]: For program point myexitEXIT(lines 560 562) no Hoare annotation was computed. [2020-07-17 13:30:18,927 INFO L271 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: true [2020-07-17 13:30:18,927 INFO L271 CegarLoopResult]: At program point L583(line 583) the Hoare annotation is: true [2020-07-17 13:30:18,927 INFO L271 CegarLoopResult]: At program point L584-1(line 584) the Hoare annotation is: true [2020-07-17 13:30:18,927 INFO L271 CegarLoopResult]: At program point L583-1(line 583) the Hoare annotation is: true [2020-07-17 13:30:18,927 INFO L271 CegarLoopResult]: At program point sll_destroyEXIT(lines 581 587) the Hoare annotation is: true [2020-07-17 13:30:18,927 INFO L271 CegarLoopResult]: At program point L583-2(line 583) the Hoare annotation is: true [2020-07-17 13:30:18,927 INFO L271 CegarLoopResult]: At program point L582-2(lines 582 586) the Hoare annotation is: true [2020-07-17 13:30:18,927 INFO L264 CegarLoopResult]: At program point sll_destroyENTRY(lines 581 587) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-17 13:30:18,928 INFO L271 CegarLoopResult]: At program point L582-3(lines 581 587) the Hoare annotation is: true [2020-07-17 13:30:18,928 INFO L264 CegarLoopResult]: At program point L598(line 598) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,928 INFO L264 CegarLoopResult]: At program point L597(line 597) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,928 INFO L264 CegarLoopResult]: At program point L598-1(line 598) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,928 INFO L271 CegarLoopResult]: At program point sll_update_atFINAL(lines 595 601) the Hoare annotation is: true [2020-07-17 13:30:18,928 INFO L264 CegarLoopResult]: At program point L597-1(line 597) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,929 INFO L264 CegarLoopResult]: At program point L598-2(line 598) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,929 INFO L264 CegarLoopResult]: At program point L595(lines 595 601) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,929 INFO L264 CegarLoopResult]: At program point L597-2(line 597) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,929 INFO L264 CegarLoopResult]: At program point L595-1(lines 595 601) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,929 INFO L264 CegarLoopResult]: At program point L596-2(lines 596 599) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,930 INFO L264 CegarLoopResult]: At program point L596-3(lines 596 599) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,930 INFO L271 CegarLoopResult]: At program point sll_update_atEXIT(lines 595 601) the Hoare annotation is: true [2020-07-17 13:30:18,930 INFO L264 CegarLoopResult]: At program point sll_update_atENTRY(lines 595 601) the Hoare annotation is: (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,930 INFO L268 CegarLoopResult]: For program point L66-1(line 66) no Hoare annotation was computed. [2020-07-17 13:30:18,930 INFO L268 CegarLoopResult]: For program point __bswap_32ENTRY(lines 63 67) no Hoare annotation was computed. [2020-07-17 13:30:18,930 INFO L268 CegarLoopResult]: For program point __bswap_32FINAL(lines 63 67) no Hoare annotation was computed. [2020-07-17 13:30:18,931 INFO L268 CegarLoopResult]: For program point __bswap_32EXIT(lines 63 67) no Hoare annotation was computed. [2020-07-17 13:30:18,931 INFO L268 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-07-17 13:30:18,931 INFO L271 CegarLoopResult]: At program point L576(line 576) the Hoare annotation is: true [2020-07-17 13:30:18,931 INFO L271 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: true [2020-07-17 13:30:18,931 INFO L271 CegarLoopResult]: At program point L576-1(line 576) the Hoare annotation is: true [2020-07-17 13:30:18,931 INFO L271 CegarLoopResult]: At program point sll_createEXIT(lines 572 580) the Hoare annotation is: true [2020-07-17 13:30:18,932 INFO L271 CegarLoopResult]: At program point L575-1(line 575) the Hoare annotation is: true [2020-07-17 13:30:18,932 INFO L264 CegarLoopResult]: At program point L573(line 573) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,932 INFO L271 CegarLoopResult]: At program point L575-2(line 575) the Hoare annotation is: true [2020-07-17 13:30:18,932 INFO L264 CegarLoopResult]: At program point L572(lines 572 580) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,932 INFO L271 CegarLoopResult]: At program point L574-2(lines 574 578) the Hoare annotation is: true [2020-07-17 13:30:18,932 INFO L271 CegarLoopResult]: At program point L574-3(line 574) the Hoare annotation is: true [2020-07-17 13:30:18,933 INFO L271 CegarLoopResult]: At program point L574-4(line 574) the Hoare annotation is: true [2020-07-17 13:30:18,933 INFO L271 CegarLoopResult]: At program point L574-5(lines 574 578) the Hoare annotation is: true [2020-07-17 13:30:18,933 INFO L271 CegarLoopResult]: At program point L574-6(lines 574 578) the Hoare annotation is: true [2020-07-17 13:30:18,933 INFO L264 CegarLoopResult]: At program point sll_createENTRY(lines 572 580) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,933 INFO L271 CegarLoopResult]: At program point sll_createFINAL(lines 572 580) the Hoare annotation is: true [2020-07-17 13:30:18,933 INFO L268 CegarLoopResult]: For program point __bswap_64ENTRY(lines 68 72) no Hoare annotation was computed. [2020-07-17 13:30:18,934 INFO L268 CegarLoopResult]: For program point __bswap_64FINAL(lines 68 72) no Hoare annotation was computed. [2020-07-17 13:30:18,934 INFO L268 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-07-17 13:30:18,934 INFO L268 CegarLoopResult]: For program point L71-1(line 71) no Hoare annotation was computed. [2020-07-17 13:30:18,934 INFO L268 CegarLoopResult]: For program point __bswap_64EXIT(lines 68 72) no Hoare annotation was computed. [2020-07-17 13:30:18,934 INFO L271 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-07-17 13:30:18,934 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-17 13:30:18,934 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 13:30:18,935 INFO L271 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-07-17 13:30:18,935 INFO L271 CegarLoopResult]: At program point sll_get_data_atENTRY(lines 588 594) the Hoare annotation is: true [2020-07-17 13:30:18,935 INFO L271 CegarLoopResult]: At program point sll_get_data_atFINAL(lines 588 594) the Hoare annotation is: true [2020-07-17 13:30:18,935 INFO L271 CegarLoopResult]: At program point L593(line 593) the Hoare annotation is: true [2020-07-17 13:30:18,935 INFO L271 CegarLoopResult]: At program point L593-1(line 593) the Hoare annotation is: true [2020-07-17 13:30:18,935 INFO L271 CegarLoopResult]: At program point L591(line 591) the Hoare annotation is: true [2020-07-17 13:30:18,935 INFO L271 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: true [2020-07-17 13:30:18,936 INFO L271 CegarLoopResult]: At program point L591-1(line 591) the Hoare annotation is: true [2020-07-17 13:30:18,936 INFO L271 CegarLoopResult]: At program point L590-1(line 590) the Hoare annotation is: true [2020-07-17 13:30:18,936 INFO L271 CegarLoopResult]: At program point L591-2(line 591) the Hoare annotation is: true [2020-07-17 13:30:18,936 INFO L271 CegarLoopResult]: At program point L588(lines 588 594) the Hoare annotation is: true [2020-07-17 13:30:18,936 INFO L271 CegarLoopResult]: At program point L590-2(line 590) the Hoare annotation is: true [2020-07-17 13:30:18,936 INFO L271 CegarLoopResult]: At program point L589-2(lines 589 592) the Hoare annotation is: true [2020-07-17 13:30:18,936 INFO L271 CegarLoopResult]: At program point L589-3(lines 589 592) the Hoare annotation is: true [2020-07-17 13:30:18,937 INFO L271 CegarLoopResult]: At program point sll_get_data_atEXIT(lines 588 594) the Hoare annotation is: true [2020-07-17 13:30:18,937 INFO L264 CegarLoopResult]: At program point L609(line 609) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,937 INFO L264 CegarLoopResult]: At program point L613-4(line 613) the Hoare annotation is: (and (<= 2 main_~len~0) (<= |main_#t~ret14| 2147483647) (<= 0 (+ |main_#t~ret14| 2147483648))) [2020-07-17 13:30:18,937 INFO L264 CegarLoopResult]: At program point L609-1(lines 607 610) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,937 INFO L264 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (<= 2 main_~len~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,938 INFO L264 CegarLoopResult]: At program point L605-1(line 605) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,938 INFO L264 CegarLoopResult]: At program point L605-2(line 605) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,938 INFO L271 CegarLoopResult]: At program point mainEXIT(lines 602 621) the Hoare annotation is: true [2020-07-17 13:30:18,938 INFO L264 CegarLoopResult]: At program point L614(lines 602 621) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,938 INFO L264 CegarLoopResult]: At program point L606(line 606) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,938 INFO L264 CegarLoopResult]: At program point L611-2(lines 611 616) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,939 INFO L264 CegarLoopResult]: At program point L611-3(line 611) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,939 INFO L264 CegarLoopResult]: At program point L607(line 607) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,939 INFO L264 CegarLoopResult]: At program point L611-4(line 611) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,939 INFO L264 CegarLoopResult]: At program point L611-5(lines 611 616) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,939 INFO L271 CegarLoopResult]: At program point L611-6(lines 611 616) the Hoare annotation is: true [2020-07-17 13:30:18,939 INFO L264 CegarLoopResult]: At program point L607-3(line 607) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,939 INFO L264 CegarLoopResult]: At program point L607-4(line 607) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,940 INFO L264 CegarLoopResult]: At program point L607-5(lines 607 610) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,940 INFO L264 CegarLoopResult]: At program point L607-6(lines 607 610) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,940 INFO L271 CegarLoopResult]: At program point mainFINAL(lines 602 621) the Hoare annotation is: true [2020-07-17 13:30:18,940 INFO L264 CegarLoopResult]: At program point L620(line 620) the Hoare annotation is: false [2020-07-17 13:30:18,940 INFO L264 CegarLoopResult]: At program point L612(line 612) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,940 INFO L264 CegarLoopResult]: At program point L608(line 608) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,941 INFO L264 CegarLoopResult]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 619) the Hoare annotation is: false [2020-07-17 13:30:18,941 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 602 621) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,941 INFO L264 CegarLoopResult]: At program point L604(line 604) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (<= 2 main_~len~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,941 INFO L271 CegarLoopResult]: At program point L617(line 617) the Hoare annotation is: true [2020-07-17 13:30:18,941 INFO L264 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,941 INFO L264 CegarLoopResult]: At program point L613-1(line 613) the Hoare annotation is: (<= 2 main_~len~0) [2020-07-17 13:30:18,942 INFO L264 CegarLoopResult]: At program point L613-2(lines 613 615) the Hoare annotation is: (and (<= 0 (+ |main_#t~ret14| 2147483648)) (<= 2 main_~len~0) (<= |main_#t~ret14| 2147483647)) [2020-07-17 13:30:18,942 INFO L264 CegarLoopResult]: At program point L613-3(line 613) the Hoare annotation is: (and (<= 2 main_~len~0) (<= |main_#t~ret14| 2147483647) (not (= |main_#t~ret14| main_~expected~0)) (<= 0 (+ |main_#t~ret14| 2147483648))) [2020-07-17 13:30:18,942 INFO L264 CegarLoopResult]: At program point node_createENTRY(lines 563 571) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,942 INFO L271 CegarLoopResult]: At program point L569(line 569) the Hoare annotation is: true [2020-07-17 13:30:18,942 INFO L271 CegarLoopResult]: At program point L568(line 568) the Hoare annotation is: true [2020-07-17 13:30:18,942 INFO L271 CegarLoopResult]: At program point L566(line 566) the Hoare annotation is: true [2020-07-17 13:30:18,943 INFO L271 CegarLoopResult]: At program point node_createEXIT(lines 563 571) the Hoare annotation is: true [2020-07-17 13:30:18,943 INFO L271 CegarLoopResult]: At program point L565(lines 565 567) the Hoare annotation is: true [2020-07-17 13:30:18,943 INFO L264 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2020-07-17 13:30:18,943 INFO L271 CegarLoopResult]: At program point L565-1(lines 565 567) the Hoare annotation is: true [2020-07-17 13:30:18,943 INFO L271 CegarLoopResult]: At program point L564-1(line 564) the Hoare annotation is: true [2020-07-17 13:30:18,943 INFO L271 CegarLoopResult]: At program point node_createFINAL(lines 563 571) the Hoare annotation is: true [2020-07-17 13:30:18,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-17 13:30:18,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-17 13:30:18,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-17 13:30:18,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-17 13:30:18,959 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:30:18,959 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:30:18,959 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-17 13:30:18,960 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-17 13:30:18,960 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-17 13:30:18,960 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-17 13:30:18,961 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-17 13:30:18,961 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-17 13:30:18,961 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-17 13:30:18,961 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-17 13:30:18,961 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:30:18,962 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:30:18,962 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-17 13:30:18,962 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-17 13:30:18,962 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-17 13:30:18,962 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-17 13:30:18,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 01:30:18 BoogieIcfgContainer [2020-07-17 13:30:18,965 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 13:30:18,968 INFO L168 Benchmark]: Toolchain (without parser) took 4072.16 ms. Allocated memory was 145.8 MB in the beginning and 246.9 MB in the end (delta: 101.2 MB). Free memory was 102.5 MB in the beginning and 166.1 MB in the end (delta: -63.6 MB). Peak memory consumption was 112.4 MB. Max. memory is 7.1 GB. [2020-07-17 13:30:18,969 INFO L168 Benchmark]: CDTParser took 0.83 ms. Allocated memory is still 145.8 MB. Free memory was 122.4 MB in the beginning and 122.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 13:30:18,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.96 ms. Allocated memory was 145.8 MB in the beginning and 203.9 MB in the end (delta: 58.2 MB). Free memory was 102.3 MB in the beginning and 170.5 MB in the end (delta: -68.1 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2020-07-17 13:30:18,971 INFO L168 Benchmark]: Boogie Preprocessor took 63.78 ms. Allocated memory is still 203.9 MB. Free memory was 170.5 MB in the beginning and 166.9 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2020-07-17 13:30:18,972 INFO L168 Benchmark]: RCFGBuilder took 669.88 ms. Allocated memory is still 203.9 MB. Free memory was 166.9 MB in the beginning and 115.2 MB in the end (delta: 51.7 MB). Peak memory consumption was 51.7 MB. Max. memory is 7.1 GB. [2020-07-17 13:30:18,973 INFO L168 Benchmark]: TraceAbstraction took 2711.33 ms. Allocated memory was 203.9 MB in the beginning and 246.9 MB in the end (delta: 43.0 MB). Free memory was 115.2 MB in the beginning and 166.1 MB in the end (delta: -50.9 MB). Peak memory consumption was 66.8 MB. Max. memory is 7.1 GB. [2020-07-17 13:30:18,978 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 ms. Allocated memory is still 145.8 MB. Free memory was 122.4 MB in the beginning and 122.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 618.96 ms. Allocated memory was 145.8 MB in the beginning and 203.9 MB in the end (delta: 58.2 MB). Free memory was 102.3 MB in the beginning and 170.5 MB in the end (delta: -68.1 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.78 ms. Allocated memory is still 203.9 MB. Free memory was 170.5 MB in the beginning and 166.9 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 669.88 ms. Allocated memory is still 203.9 MB. Free memory was 166.9 MB in the beginning and 115.2 MB in the end (delta: 51.7 MB). Peak memory consumption was 51.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2711.33 ms. Allocated memory was 203.9 MB in the beginning and 246.9 MB in the end (delta: 43.0 MB). Free memory was 115.2 MB in the beginning and 166.1 MB in the end (delta: -50.9 MB). Peak memory consumption was 66.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - 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_$Pointer$ * 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 Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 2 <= len - InvariantResult [Line: 596]: Loop Invariant [2020-07-17 13:30:18,989 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-17 13:30:18,989 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-17 13:30:18,989 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-17 13:30:18,989 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-17 13:30:18,990 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:30:18,990 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:30:18,990 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-17 13:30:18,990 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-17 13:30:18,990 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-17 13:30:18,991 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-17 13:30:18,991 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-17 13:30:18,991 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-07-17 13:30:18,991 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-17 13:30:18,991 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-07-17 13:30:18,992 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:30:18,992 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-07-17 13:30:18,992 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-17 13:30:18,992 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-17 13:30:18,992 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-07-17 13:30:18,993 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && #memory_$Pointer$ == \old(#memory_$Pointer$) - InvariantResult [Line: 574]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 611]: Loop Invariant Derived loop invariant: 2 <= len - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 2 <= len - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 581]: Procedure Contract for sll_destroy Derived contract for procedure sll_destroy: 1 - ProcedureContractResult [Line: 595]: Procedure Contract for sll_update_at Derived contract for procedure sll_update_at: 1 - ProcedureContractResult [Line: 572]: Procedure Contract for sll_create Derived contract for procedure sll_create: 1 - ProcedureContractResult [Line: 588]: Procedure Contract for sll_get_data_at Derived contract for procedure sll_get_data_at: 1 - ProcedureContractResult [Line: 602]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 563]: Procedure Contract for node_create Derived contract for procedure node_create: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 114 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 173 SDtfs, 359 SDslu, 139 SDs, 0 SdLazy, 398 SolverSat, 80 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 44 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=103occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 103 LocationsWithAnnotation, 262 PreInvPairs, 417 NumberOfFragments, 416 HoareAnnotationTreeSize, 262 FomulaSimplifications, 626 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 103 FomulaSimplificationsInter, 773 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, 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...