/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/list-simple/sll2n_remove_all.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-23 23:08:58,328 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-23 23:08:58,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-23 23:08:58,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-23 23:08:58,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-23 23:08:58,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-23 23:08:58,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-23 23:08:58,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-23 23:08:58,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-23 23:08:58,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-23 23:08:58,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-23 23:08:58,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-23 23:08:58,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-23 23:08:58,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-23 23:08:58,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-23 23:08:58,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-23 23:08:58,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-23 23:08:58,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-23 23:08:58,461 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-23 23:08:58,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-23 23:08:58,471 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-23 23:08:58,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-23 23:08:58,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-23 23:08:58,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-23 23:08:58,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-23 23:08:58,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-23 23:08:58,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-23 23:08:58,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-23 23:08:58,504 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2021-02-23 23:08:58,529 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-23 23:08:58,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-23 23:08:58,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-23 23:08:58,534 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-23 23:08:58,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-23 23:08:58,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-23 23:08:58,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-23 23:08:58,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-23 23:08:58,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-23 23:08:58,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-23 23:08:58,537 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-23 23:08:58,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-23 23:08:58,537 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-23 23:08:58,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-23 23:08:58,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-23 23:08:58,538 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-23 23:08:58,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-23 23:08:58,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-23 23:08:58,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-23 23:08:58,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-23 23:08:58,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-23 23:08:58,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-23 23:08:58,540 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2021-02-23 23:08:59,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-23 23:08:59,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-23 23:08:59,073 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-23 23:08:59,075 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-23 23:08:59,076 INFO L275 PluginConnector]: CDTParser initialized [2021-02-23 23:08:59,077 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_remove_all.i [2021-02-23 23:08:59,175 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c8646e7f/09954eb7f0184e35aa164ffe102184de/FLAG16fe26fd7 [2021-02-23 23:08:59,927 INFO L306 CDTParser]: Found 1 translation units. [2021-02-23 23:08:59,928 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_remove_all.i [2021-02-23 23:08:59,960 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c8646e7f/09954eb7f0184e35aa164ffe102184de/FLAG16fe26fd7 [2021-02-23 23:09:00,175 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c8646e7f/09954eb7f0184e35aa164ffe102184de [2021-02-23 23:09:00,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-23 23:09:00,197 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-23 23:09:00,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-23 23:09:00,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-23 23:09:00,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-23 23:09:00,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 11:09:00" (1/1) ... [2021-02-23 23:09:00,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2db56b3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 11:09:00, skipping insertion in model container [2021-02-23 23:09:00,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 11:09:00" (1/1) ... [2021-02-23 23:09:00,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-23 23:09:00,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-23 23:09:00,764 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_remove_all.i[23806,23819] [2021-02-23 23:09:00,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 23:09:00,781 INFO L203 MainTranslator]: Completed pre-run [2021-02-23 23:09:00,834 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_remove_all.i[23806,23819] [2021-02-23 23:09:00,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 23:09:00,908 INFO L208 MainTranslator]: Completed translation [2021-02-23 23:09:00,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 11:09:00 WrapperNode [2021-02-23 23:09:00,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-23 23:09:00,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-23 23:09:00,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-23 23:09:00,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-23 23:09:00,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 11:09:00" (1/1) ... [2021-02-23 23:09:00,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 11:09:00" (1/1) ... [2021-02-23 23:09:00,945 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 11:09:00" (1/1) ... [2021-02-23 23:09:00,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 11:09:00" (1/1) ... [2021-02-23 23:09:00,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 11:09:00" (1/1) ... [2021-02-23 23:09:00,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 11:09:00" (1/1) ... [2021-02-23 23:09:00,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 11:09:00" (1/1) ... [2021-02-23 23:09:01,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-23 23:09:01,005 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-23 23:09:01,005 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-23 23:09:01,005 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-23 23:09:01,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 11:09:00" (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 [2021-02-23 23:09:01,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-23 23:09:01,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-23 23:09:01,164 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-23 23:09:01,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-02-23 23:09:01,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-02-23 23:09:01,164 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2021-02-23 23:09:01,164 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2021-02-23 23:09:01,165 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2021-02-23 23:09:01,165 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_remove_first [2021-02-23 23:09:01,165 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-23 23:09:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-23 23:09:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-23 23:09:01,165 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-23 23:09:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-23 23:09:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-23 23:09:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-23 23:09:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-02-23 23:09:01,166 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-02-23 23:09:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2021-02-23 23:09:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2021-02-23 23:09:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2021-02-23 23:09:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2021-02-23 23:09:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2021-02-23 23:09:01,167 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2021-02-23 23:09:01,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2021-02-23 23:09:01,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2021-02-23 23:09:01,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2021-02-23 23:09:01,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2021-02-23 23:09:01,168 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2021-02-23 23:09:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2021-02-23 23:09:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2021-02-23 23:09:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2021-02-23 23:09:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2021-02-23 23:09:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2021-02-23 23:09:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure select [2021-02-23 23:09:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2021-02-23 23:09:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2021-02-23 23:09:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2021-02-23 23:09:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2021-02-23 23:09:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure random [2021-02-23 23:09:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2021-02-23 23:09:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2021-02-23 23:09:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2021-02-23 23:09:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2021-02-23 23:09:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2021-02-23 23:09:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2021-02-23 23:09:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2021-02-23 23:09:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2021-02-23 23:09:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2021-02-23 23:09:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2021-02-23 23:09:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2021-02-23 23:09:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2021-02-23 23:09:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2021-02-23 23:09:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2021-02-23 23:09:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2021-02-23 23:09:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2021-02-23 23:09:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2021-02-23 23:09:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2021-02-23 23:09:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2021-02-23 23:09:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2021-02-23 23:09:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2021-02-23 23:09:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2021-02-23 23:09:01,174 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2021-02-23 23:09:01,175 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2021-02-23 23:09:01,175 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2021-02-23 23:09:01,175 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2021-02-23 23:09:01,175 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2021-02-23 23:09:01,175 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2021-02-23 23:09:01,176 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-23 23:09:01,176 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-02-23 23:09:01,176 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2021-02-23 23:09:01,176 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-23 23:09:01,176 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2021-02-23 23:09:01,176 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2021-02-23 23:09:01,177 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2021-02-23 23:09:01,177 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2021-02-23 23:09:01,177 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2021-02-23 23:09:01,177 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2021-02-23 23:09:01,177 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2021-02-23 23:09:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2021-02-23 23:09:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-02-23 23:09:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2021-02-23 23:09:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2021-02-23 23:09:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2021-02-23 23:09:01,178 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2021-02-23 23:09:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2021-02-23 23:09:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2021-02-23 23:09:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2021-02-23 23:09:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2021-02-23 23:09:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2021-02-23 23:09:01,179 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2021-02-23 23:09:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2021-02-23 23:09:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure system [2021-02-23 23:09:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2021-02-23 23:09:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2021-02-23 23:09:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2021-02-23 23:09:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2021-02-23 23:09:01,180 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2021-02-23 23:09:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2021-02-23 23:09:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure div [2021-02-23 23:09:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2021-02-23 23:09:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2021-02-23 23:09:01,181 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2021-02-23 23:09:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2021-02-23 23:09:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2021-02-23 23:09:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2021-02-23 23:09:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2021-02-23 23:09:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2021-02-23 23:09:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2021-02-23 23:09:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2021-02-23 23:09:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2021-02-23 23:09:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2021-02-23 23:09:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2021-02-23 23:09:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2021-02-23 23:09:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2021-02-23 23:09:01,184 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2021-02-23 23:09:01,184 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2021-02-23 23:09:01,184 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2021-02-23 23:09:01,184 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2021-02-23 23:09:01,184 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2021-02-23 23:09:01,184 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2021-02-23 23:09:01,184 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2021-02-23 23:09:01,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-23 23:09:01,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-23 23:09:01,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-23 23:09:01,185 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2021-02-23 23:09:01,185 INFO L130 BoogieDeclarations]: Found specification of procedure sll_remove_first [2021-02-23 23:09:01,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-23 23:09:01,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-23 23:09:01,186 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-23 23:09:01,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-02-23 23:09:01,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-23 23:09:01,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-23 23:09:01,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-23 23:09:01,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-23 23:09:01,607 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2021-02-23 23:09:01,793 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-23 23:09:01,793 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-02-23 23:09:01,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 11:09:01 BoogieIcfgContainer [2021-02-23 23:09:01,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-23 23:09:01,803 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-23 23:09:01,804 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-23 23:09:01,810 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-23 23:09:01,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.02 11:09:00" (1/3) ... [2021-02-23 23:09:01,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@326475c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 11:09:01, skipping insertion in model container [2021-02-23 23:09:01,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 11:09:00" (2/3) ... [2021-02-23 23:09:01,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@326475c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 11:09:01, skipping insertion in model container [2021-02-23 23:09:01,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 11:09:01" (3/3) ... [2021-02-23 23:09:01,815 INFO L111 eAbstractionObserver]: Analyzing ICFG sll2n_remove_all.i [2021-02-23 23:09:01,824 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-23 23:09:01,832 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-23 23:09:01,854 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-23 23:09:01,898 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-23 23:09:01,899 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-23 23:09:01,899 INFO L378 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2021-02-23 23:09:01,899 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-23 23:09:01,899 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-23 23:09:01,899 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-23 23:09:01,899 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-23 23:09:01,899 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-23 23:09:01,916 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states. [2021-02-23 23:09:01,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-02-23 23:09:01,927 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 23:09:01,928 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] [2021-02-23 23:09:01,928 INFO L428 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 23:09:01,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 23:09:01,936 INFO L82 PathProgramCache]: Analyzing trace with hash -1688631558, now seen corresponding path program 1 times [2021-02-23 23:09:01,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 23:09:01,947 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [669487810] [2021-02-23 23:09:01,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 23:09:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:02,176 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:02,177 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:02,178 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:02,179 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:02,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 23:09:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:02,233 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:02,234 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:02,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 23:09:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:02,309 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:02,311 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:02,313 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:02,314 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:02,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 23:09:02,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [669487810] [2021-02-23 23:09:02,335 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 23:09:02,335 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-23 23:09:02,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835868709] [2021-02-23 23:09:02,344 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-23 23:09:02,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 23:09:02,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-23 23:09:02,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-23 23:09:02,369 INFO L87 Difference]: Start difference. First operand 80 states. Second operand 4 states. [2021-02-23 23:09:02,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 23:09:02,681 INFO L93 Difference]: Finished difference Result 122 states and 132 transitions. [2021-02-23 23:09:02,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-23 23:09:02,683 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2021-02-23 23:09:02,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 23:09:02,696 INFO L225 Difference]: With dead ends: 122 [2021-02-23 23:09:02,697 INFO L226 Difference]: Without dead ends: 70 [2021-02-23 23:09:02,701 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-02-23 23:09:02,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2021-02-23 23:09:02,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 65. [2021-02-23 23:09:02,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2021-02-23 23:09:02,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 66 transitions. [2021-02-23 23:09:02,810 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 66 transitions. Word has length 31 [2021-02-23 23:09:02,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 23:09:02,812 INFO L480 AbstractCegarLoop]: Abstraction has 65 states and 66 transitions. [2021-02-23 23:09:02,812 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-23 23:09:02,812 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2021-02-23 23:09:02,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-02-23 23:09:02,816 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 23:09:02,817 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] [2021-02-23 23:09:02,817 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-23 23:09:02,818 INFO L428 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 23:09:02,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 23:09:02,821 INFO L82 PathProgramCache]: Analyzing trace with hash 2117295844, now seen corresponding path program 1 times [2021-02-23 23:09:02,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 23:09:02,824 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1726971538] [2021-02-23 23:09:02,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 23:09:02,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:02,988 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:02,989 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:02,991 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:02,991 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:02,995 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:02,996 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:03,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 23:09:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:03,031 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:03,032 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:03,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 23:09:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:03,066 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:03,067 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:03,075 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:03,076 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:03,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 23:09:03,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1726971538] [2021-02-23 23:09:03,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 23:09:03,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-23 23:09:03,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602732338] [2021-02-23 23:09:03,091 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-23 23:09:03,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 23:09:03,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-23 23:09:03,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-23 23:09:03,093 INFO L87 Difference]: Start difference. First operand 65 states and 66 transitions. Second operand 7 states. [2021-02-23 23:09:03,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 23:09:03,471 INFO L93 Difference]: Finished difference Result 102 states and 105 transitions. [2021-02-23 23:09:03,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-23 23:09:03,471 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 31 [2021-02-23 23:09:03,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 23:09:03,476 INFO L225 Difference]: With dead ends: 102 [2021-02-23 23:09:03,476 INFO L226 Difference]: Without dead ends: 73 [2021-02-23 23:09:03,478 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-02-23 23:09:03,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-02-23 23:09:03,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 66. [2021-02-23 23:09:03,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2021-02-23 23:09:03,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 67 transitions. [2021-02-23 23:09:03,510 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 67 transitions. Word has length 31 [2021-02-23 23:09:03,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 23:09:03,511 INFO L480 AbstractCegarLoop]: Abstraction has 66 states and 67 transitions. [2021-02-23 23:09:03,512 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-23 23:09:03,512 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 67 transitions. [2021-02-23 23:09:03,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-02-23 23:09:03,517 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 23:09:03,518 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, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 23:09:03,518 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-23 23:09:03,523 INFO L428 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 23:09:03,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 23:09:03,524 INFO L82 PathProgramCache]: Analyzing trace with hash 487225878, now seen corresponding path program 1 times [2021-02-23 23:09:03,524 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 23:09:03,525 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1844851334] [2021-02-23 23:09:03,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 23:09:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:03,610 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:03,611 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:03,612 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:03,612 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:03,615 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:03,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:03,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 23:09:03,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:03,660 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:03,660 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:03,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 23:09:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:03,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:03,755 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:03,799 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:03,800 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:03,808 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:03,809 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 23:09:03,826 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:03,827 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:03,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-02-23 23:09:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:03,862 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:03,862 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:03,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 23:09:03,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1844851334] [2021-02-23 23:09:03,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-23 23:09:03,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2021-02-23 23:09:03,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680571339] [2021-02-23 23:09:03,874 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-23 23:09:03,875 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 23:09:03,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-23 23:09:03,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-02-23 23:09:03,877 INFO L87 Difference]: Start difference. First operand 66 states and 67 transitions. Second operand 9 states. [2021-02-23 23:09:04,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 23:09:04,204 INFO L93 Difference]: Finished difference Result 111 states and 115 transitions. [2021-02-23 23:09:04,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-02-23 23:09:04,204 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 49 [2021-02-23 23:09:04,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 23:09:04,206 INFO L225 Difference]: With dead ends: 111 [2021-02-23 23:09:04,206 INFO L226 Difference]: Without dead ends: 82 [2021-02-23 23:09:04,207 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2021-02-23 23:09:04,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2021-02-23 23:09:04,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 75. [2021-02-23 23:09:04,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2021-02-23 23:09:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 77 transitions. [2021-02-23 23:09:04,220 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 77 transitions. Word has length 49 [2021-02-23 23:09:04,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 23:09:04,220 INFO L480 AbstractCegarLoop]: Abstraction has 75 states and 77 transitions. [2021-02-23 23:09:04,220 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-23 23:09:04,220 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 77 transitions. [2021-02-23 23:09:04,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-02-23 23:09:04,223 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 23:09:04,223 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 23:09:04,223 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-23 23:09:04,223 INFO L428 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 23:09:04,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 23:09:04,224 INFO L82 PathProgramCache]: Analyzing trace with hash 2008542408, now seen corresponding path program 2 times [2021-02-23 23:09:04,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 23:09:04,225 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1408686937] [2021-02-23 23:09:04,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 23:09:04,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:04,269 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,270 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:04,270 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,271 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 23:09:04,274 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,274 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:04,278 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,278 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:04,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 23:09:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:04,301 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,302 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:04,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 23:09:04,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:04,342 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,342 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:04,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-02-23 23:09:04,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:04,349 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,349 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:04,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 23:09:04,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:04,357 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,358 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:04,367 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-02-23 23:09:04,368 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1408686937] [2021-02-23 23:09:04,368 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 23:09:04,368 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-23 23:09:04,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834336909] [2021-02-23 23:09:04,369 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-23 23:09:04,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 23:09:04,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-23 23:09:04,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-23 23:09:04,370 INFO L87 Difference]: Start difference. First operand 75 states and 77 transitions. Second operand 6 states. [2021-02-23 23:09:04,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 23:09:04,595 INFO L93 Difference]: Finished difference Result 84 states and 87 transitions. [2021-02-23 23:09:04,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-23 23:09:04,595 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2021-02-23 23:09:04,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 23:09:04,597 INFO L225 Difference]: With dead ends: 84 [2021-02-23 23:09:04,597 INFO L226 Difference]: Without dead ends: 79 [2021-02-23 23:09:04,598 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-02-23 23:09:04,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-02-23 23:09:04,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 76. [2021-02-23 23:09:04,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2021-02-23 23:09:04,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 78 transitions. [2021-02-23 23:09:04,610 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 78 transitions. Word has length 67 [2021-02-23 23:09:04,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 23:09:04,610 INFO L480 AbstractCegarLoop]: Abstraction has 76 states and 78 transitions. [2021-02-23 23:09:04,610 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-23 23:09:04,610 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 78 transitions. [2021-02-23 23:09:04,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-02-23 23:09:04,612 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 23:09:04,612 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 23:09:04,612 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-23 23:09:04,613 INFO L428 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 23:09:04,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 23:09:04,613 INFO L82 PathProgramCache]: Analyzing trace with hash -1275478953, now seen corresponding path program 1 times [2021-02-23 23:09:04,613 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 23:09:04,614 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1199493803] [2021-02-23 23:09:04,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 23:09:04,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:04,674 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,675 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:04,676 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,678 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 23:09:04,682 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,683 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:04,687 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,688 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:04,694 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,694 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:04,701 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,701 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:04,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 23:09:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:04,730 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,731 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:04,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 23:09:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:04,770 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,770 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:04,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-02-23 23:09:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:04,777 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,777 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:04,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 23:09:04,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:04,784 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,784 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:04,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-02-23 23:09:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:04,811 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:04,811 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:04,823 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-02-23 23:09:04,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1199493803] [2021-02-23 23:09:04,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-23 23:09:04,824 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2021-02-23 23:09:04,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781070261] [2021-02-23 23:09:04,825 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-23 23:09:04,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 23:09:04,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-23 23:09:04,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-23 23:09:04,826 INFO L87 Difference]: Start difference. First operand 76 states and 78 transitions. Second operand 9 states. [2021-02-23 23:09:05,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 23:09:05,095 INFO L93 Difference]: Finished difference Result 86 states and 89 transitions. [2021-02-23 23:09:05,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-02-23 23:09:05,096 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 84 [2021-02-23 23:09:05,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 23:09:05,097 INFO L225 Difference]: With dead ends: 86 [2021-02-23 23:09:05,098 INFO L226 Difference]: Without dead ends: 81 [2021-02-23 23:09:05,098 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2021-02-23 23:09:05,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-02-23 23:09:05,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2021-02-23 23:09:05,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2021-02-23 23:09:05,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 84 transitions. [2021-02-23 23:09:05,110 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 84 transitions. Word has length 84 [2021-02-23 23:09:05,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 23:09:05,111 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 84 transitions. [2021-02-23 23:09:05,111 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-23 23:09:05,111 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 84 transitions. [2021-02-23 23:09:05,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-02-23 23:09:05,113 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 23:09:05,113 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 23:09:05,113 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-23 23:09:05,114 INFO L428 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 23:09:05,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 23:09:05,114 INFO L82 PathProgramCache]: Analyzing trace with hash 623713448, now seen corresponding path program 2 times [2021-02-23 23:09:05,114 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 23:09:05,115 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [184455388] [2021-02-23 23:09:05,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 23:09:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:05,239 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,239 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:05,240 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,241 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 23:09:05,256 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,278 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-23 23:09:05,299 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,300 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-02-23 23:09:05,316 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,317 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-23 23:09:05,332 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,333 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 23:09:05,345 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,346 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 23:09:05,359 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,360 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:05,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 23:09:05,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:05,392 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,393 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:05,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 23:09:05,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:05,531 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,532 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:05,546 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,547 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 23:09:05,571 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,572 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-23 23:09:05,603 WARN L141 QuantifierPusher]: treesize reduction 20, result has 50.0 percent of original size [2021-02-23 23:09:05,607 WARN L147 QuantifierPusher]: treesize reduction 20, result has 50.0 percent of original size 20 [2021-02-23 23:09:05,637 WARN L141 QuantifierPusher]: treesize reduction 20, result has 58.3 percent of original size [2021-02-23 23:09:05,638 WARN L147 QuantifierPusher]: treesize reduction 20, result has 58.3 percent of original size 28 [2021-02-23 23:09:05,672 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,673 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-23 23:09:05,711 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,713 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-23 23:09:05,749 WARN L141 QuantifierPusher]: treesize reduction 5, result has 90.2 percent of original size [2021-02-23 23:09:05,750 WARN L147 QuantifierPusher]: treesize reduction 5, result has 90.2 percent of original size 46 [2021-02-23 23:09:05,800 WARN L141 QuantifierPusher]: treesize reduction 5, result has 90.2 percent of original size [2021-02-23 23:09:05,801 WARN L147 QuantifierPusher]: treesize reduction 5, result has 90.2 percent of original size 46 [2021-02-23 23:09:05,847 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,848 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-23 23:09:05,893 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,894 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-23 23:09:05,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-02-23 23:09:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:05,952 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,952 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:05,954 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,955 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-23 23:09:05,990 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:05,991 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-23 23:09:06,027 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:06,027 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-23 23:09:06,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 23:09:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:06,095 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:06,096 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 23:09:06,135 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:06,136 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 23:09:06,205 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:06,206 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 23:09:06,255 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:06,256 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-23 23:09:06,317 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:06,318 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-23 23:09:06,330 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:06,335 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 167 [2021-02-23 23:09:06,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-02-23 23:09:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:06,688 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:06,689 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-23 23:09:06,743 WARN L141 QuantifierPusher]: treesize reduction 14, result has 75.9 percent of original size [2021-02-23 23:09:06,746 WARN L147 QuantifierPusher]: treesize reduction 14, result has 75.9 percent of original size 44 [2021-02-23 23:09:06,828 WARN L141 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size [2021-02-23 23:09:06,830 WARN L147 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size 52 [2021-02-23 23:09:06,925 WARN L141 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size [2021-02-23 23:09:06,927 WARN L147 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size 52 [2021-02-23 23:09:07,031 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:07,033 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-02-23 23:09:07,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-02-23 23:09:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:07,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:07,250 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-23 23:09:07,251 WARN L141 QuantifierPusher]: treesize reduction 8, result has 85.5 percent of original size [2021-02-23 23:09:07,253 WARN L147 QuantifierPusher]: treesize reduction 8, result has 85.5 percent of original size 47 [2021-02-23 23:09:07,313 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:07,314 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-23 23:09:07,383 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:07,385 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-23 23:09:07,477 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:07,478 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-02-23 23:09:07,642 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 1 proven. 27 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-02-23 23:09:07,642 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [184455388] [2021-02-23 23:09:07,643 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-23 23:09:07,643 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2021-02-23 23:09:07,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038677744] [2021-02-23 23:09:07,643 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-02-23 23:09:07,644 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 23:09:07,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-02-23 23:09:07,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=1181, Unknown=0, NotChecked=0, Total=1260 [2021-02-23 23:09:07,645 INFO L87 Difference]: Start difference. First operand 81 states and 84 transitions. Second operand 36 states. [2021-02-23 23:09:10,254 WARN L202 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 53 [2021-02-23 23:09:10,473 WARN L202 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2021-02-23 23:09:10,712 WARN L202 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2021-02-23 23:09:10,912 WARN L202 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2021-02-23 23:09:11,089 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2021-02-23 23:09:11,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 23:09:11,794 INFO L93 Difference]: Finished difference Result 115 states and 124 transitions. [2021-02-23 23:09:11,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-02-23 23:09:11,794 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 101 [2021-02-23 23:09:11,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 23:09:11,796 INFO L225 Difference]: With dead ends: 115 [2021-02-23 23:09:11,797 INFO L226 Difference]: Without dead ends: 110 [2021-02-23 23:09:11,799 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 10 SyntacticMatches, 3 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 362 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=241, Invalid=3065, Unknown=0, NotChecked=0, Total=3306 [2021-02-23 23:09:11,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-02-23 23:09:11,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 102. [2021-02-23 23:09:11,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2021-02-23 23:09:11,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 108 transitions. [2021-02-23 23:09:11,820 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 108 transitions. Word has length 101 [2021-02-23 23:09:11,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 23:09:11,821 INFO L480 AbstractCegarLoop]: Abstraction has 102 states and 108 transitions. [2021-02-23 23:09:11,821 INFO L481 AbstractCegarLoop]: Interpolant automaton has 36 states. [2021-02-23 23:09:11,821 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2021-02-23 23:09:11,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-02-23 23:09:11,823 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 23:09:11,823 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-02-23 23:09:11,823 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-23 23:09:11,823 INFO L428 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 23:09:11,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 23:09:11,824 INFO L82 PathProgramCache]: Analyzing trace with hash -951170953, now seen corresponding path program 3 times [2021-02-23 23:09:11,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 23:09:11,825 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1643669751] [2021-02-23 23:09:11,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 23:09:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:11,886 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:11,887 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:11,888 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:11,888 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 23:09:11,892 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:11,893 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:11,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:11,898 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:11,903 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:11,904 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:11,910 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:11,911 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:11,919 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:11,919 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 23:09:11,927 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:11,928 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:11,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 23:09:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:11,956 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:11,957 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:11,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 23:09:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:11,992 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:11,993 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:11,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-02-23 23:09:11,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:11,999 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:11,999 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:12,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 23:09:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:12,004 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,005 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:12,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-02-23 23:09:12,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:12,031 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,032 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:12,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-02-23 23:09:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:12,039 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,040 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:12,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-02-23 23:09:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:12,048 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,049 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:12,066 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-02-23 23:09:12,067 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1643669751] [2021-02-23 23:09:12,067 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 23:09:12,067 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-23 23:09:12,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57851452] [2021-02-23 23:09:12,068 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-23 23:09:12,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 23:09:12,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-23 23:09:12,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-02-23 23:09:12,069 INFO L87 Difference]: Start difference. First operand 102 states and 108 transitions. Second operand 11 states. [2021-02-23 23:09:12,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 23:09:12,480 INFO L93 Difference]: Finished difference Result 130 states and 137 transitions. [2021-02-23 23:09:12,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-23 23:09:12,481 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 118 [2021-02-23 23:09:12,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 23:09:12,482 INFO L225 Difference]: With dead ends: 130 [2021-02-23 23:09:12,482 INFO L226 Difference]: Without dead ends: 90 [2021-02-23 23:09:12,483 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2021-02-23 23:09:12,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2021-02-23 23:09:12,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2021-02-23 23:09:12,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2021-02-23 23:09:12,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 93 transitions. [2021-02-23 23:09:12,501 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 93 transitions. Word has length 118 [2021-02-23 23:09:12,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 23:09:12,501 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 93 transitions. [2021-02-23 23:09:12,501 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-23 23:09:12,502 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 93 transitions. [2021-02-23 23:09:12,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-02-23 23:09:12,503 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 23:09:12,503 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-02-23 23:09:12,504 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-02-23 23:09:12,504 INFO L428 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 23:09:12,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 23:09:12,505 INFO L82 PathProgramCache]: Analyzing trace with hash -919274918, now seen corresponding path program 4 times [2021-02-23 23:09:12,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 23:09:12,505 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1884686] [2021-02-23 23:09:12,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 23:09:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:12,552 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,553 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:12,553 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,554 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:12,557 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,558 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:12,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 23:09:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:12,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,581 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:12,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 23:09:12,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:12,629 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,630 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:12,637 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,637 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:12,645 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,646 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 23:09:12,657 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,657 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 23:09:12,668 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,668 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 23:09:12,679 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,680 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 23:09:12,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-02-23 23:09:12,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:12,697 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,698 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:12,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 23:09:12,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:12,705 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,706 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:12,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-02-23 23:09:12,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:12,713 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,713 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:12,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-23 23:09:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:12,741 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,742 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:12,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-02-23 23:09:12,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 23:09:12,748 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 23:09:12,748 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 23:09:12,764 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-02-23 23:09:12,764 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1884686] [2021-02-23 23:09:12,765 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-23 23:09:12,765 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2021-02-23 23:09:12,765 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618021771] [2021-02-23 23:09:12,765 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-02-23 23:09:12,766 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 23:09:12,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-02-23 23:09:12,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2021-02-23 23:09:12,767 INFO L87 Difference]: Start difference. First operand 90 states and 93 transitions. Second operand 12 states. [2021-02-23 23:09:13,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 23:09:13,146 INFO L93 Difference]: Finished difference Result 90 states and 93 transitions. [2021-02-23 23:09:13,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-02-23 23:09:13,147 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 119 [2021-02-23 23:09:13,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 23:09:13,147 INFO L225 Difference]: With dead ends: 90 [2021-02-23 23:09:13,148 INFO L226 Difference]: Without dead ends: 0 [2021-02-23 23:09:13,149 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=81, Invalid=339, Unknown=0, NotChecked=0, Total=420 [2021-02-23 23:09:13,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-23 23:09:13,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-23 23:09:13,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-23 23:09:13,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-23 23:09:13,150 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 119 [2021-02-23 23:09:13,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 23:09:13,150 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-23 23:09:13,150 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-02-23 23:09:13,150 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-23 23:09:13,150 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-23 23:09:13,151 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-23 23:09:13,153 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-23 23:09:13,794 WARN L202 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 79 [2021-02-23 23:09:14,137 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2021-02-23 23:09:14,429 WARN L202 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2021-02-23 23:09:14,532 WARN L202 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2021-02-23 23:09:14,892 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 59 [2021-02-23 23:09:15,988 WARN L202 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2021-02-23 23:09:16,189 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2021-02-23 23:09:16,190 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 12) no Hoare annotation was computed. [2021-02-23 23:09:16,190 INFO L189 CegarLoopUtils]: For program point L12-1(line 12) no Hoare annotation was computed. [2021-02-23 23:09:16,190 INFO L189 CegarLoopUtils]: For program point L12-2(line 12) no Hoare annotation was computed. [2021-02-23 23:09:16,190 INFO L189 CegarLoopUtils]: For program point L12-3(line 12) no Hoare annotation was computed. [2021-02-23 23:09:16,190 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-02-23 23:09:16,190 INFO L192 CegarLoopUtils]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-02-23 23:09:16,190 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line 12) the Hoare annotation is: true [2021-02-23 23:09:16,191 INFO L192 CegarLoopUtils]: At program point L12(line 12) the Hoare annotation is: true [2021-02-23 23:09:16,191 INFO L192 CegarLoopUtils]: At program point L12-1(line 12) the Hoare annotation is: true [2021-02-23 23:09:16,191 INFO L192 CegarLoopUtils]: At program point L12-2(line 12) the Hoare annotation is: true [2021-02-23 23:09:16,191 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#NULL.base)| |#NULL.base|) (= |old(#t~string1.offset)| |#t~string1.offset|) (= |#t~string0.offset| |old(#t~string0.offset)|) (= |old(#length)| |#length|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string0.base| |old(#t~string0.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2021-02-23 23:09:16,191 INFO L192 CegarLoopUtils]: At program point L12-3(line 12) the Hoare annotation is: true [2021-02-23 23:09:16,191 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-02-23 23:09:16,191 INFO L192 CegarLoopUtils]: At program point myexitENTRY(lines 571 573) the Hoare annotation is: true [2021-02-23 23:09:16,191 INFO L192 CegarLoopUtils]: At program point L572(line 572) the Hoare annotation is: true [2021-02-23 23:09:16,192 INFO L189 CegarLoopUtils]: For program point myexitEXIT(lines 571 573) no Hoare annotation was computed. [2021-02-23 23:09:16,192 INFO L189 CegarLoopUtils]: For program point __bswap_32ENTRY(lines 74 78) no Hoare annotation was computed. [2021-02-23 23:09:16,192 INFO L189 CegarLoopUtils]: For program point L77(line 77) no Hoare annotation was computed. [2021-02-23 23:09:16,192 INFO L189 CegarLoopUtils]: For program point L77-1(line 77) no Hoare annotation was computed. [2021-02-23 23:09:16,192 INFO L189 CegarLoopUtils]: For program point __bswap_32FINAL(lines 74 78) no Hoare annotation was computed. [2021-02-23 23:09:16,192 INFO L189 CegarLoopUtils]: For program point __bswap_32EXIT(lines 74 78) no Hoare annotation was computed. [2021-02-23 23:09:16,193 INFO L185 CegarLoopUtils]: At program point sll_createEXIT(lines 583 591) the Hoare annotation is: (or (let ((.cse2 (select |#memory_$Pointer$.base| sll_create_~new_head~0.base))) (let ((.cse0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4)) (.cse3 (select .cse2 (+ sll_create_~new_head~0.offset 4))) (.cse1 (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4))) (and (= sll_create_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) 4) 0) (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) (= (select (select |#memory_$Pointer$.offset| .cse1) 4) 0) (= (select |old(#valid)| .cse0) 0) (= (select |old(#valid)| (select .cse2 4)) 0) (= (select (select |#memory_$Pointer$.base| .cse1) 4) 0) (= (select (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| .cse0) 4) 0) (= sll_create_~new_head~0.offset 0) (= (select (select |#memory_$Pointer$.base| .cse3) 4) 0) (= |sll_create_#res.offset| 0) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| .cse3) 4) 0) (= (select |old(#valid)| .cse1) 0)))) (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|))) [2021-02-23 23:09:16,193 INFO L185 CegarLoopUtils]: At program point sll_createENTRY(lines 583 591) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 23:09:16,193 INFO L185 CegarLoopUtils]: At program point L587(line 587) the Hoare annotation is: (let ((.cse0 (= sll_create_~new_head~0.offset 0)) (.cse1 (= sll_create_~head~0.offset 0))) (or (and (= (select |old(#valid)| sll_create_~new_head~0.base) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= sll_create_~head~0.base 0) (= |sll_create_#in~len| sll_create_~len) .cse0 .cse1) (let ((.cse2 (+ sll_create_~new_head~0.offset 4))) (and (= (select |old(#valid)| sll_create_~head~0.base) 0) (<= (+ sll_create_~len 1) |sll_create_#in~len|) .cse0 .cse1 (= (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) .cse2 sll_create_~head~0.base)) sll_create_~head~0.base) 4) 0) (= (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) .cse2 sll_create_~head~0.offset)) sll_create_~head~0.base) 4) 0))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|)))) [2021-02-23 23:09:16,193 INFO L185 CegarLoopUtils]: At program point L586(line 586) the Hoare annotation is: (let ((.cse0 (= sll_create_~head~0.offset 0))) (or (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= sll_create_~head~0.base 0) (= |#memory_int| |old(#memory_int)|) (= |sll_create_#in~len| sll_create_~len) .cse0 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|)) (and (= (select |old(#valid)| sll_create_~head~0.base) 0) (= (select |old(#valid)| sll_create_~new_head~0.base) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4) 0) (<= (+ sll_create_~len 1) |sll_create_#in~len|) (= (select (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) 4) 0) (= sll_create_~new_head~0.offset 0) (= (select |#valid| sll_create_~head~0.base) 1) .cse0 (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 4) 0)))) [2021-02-23 23:09:16,194 INFO L185 CegarLoopUtils]: At program point L587-1(line 587) the Hoare annotation is: (let ((.cse5 (select |#memory_$Pointer$.base| sll_create_~new_head~0.base)) (.cse7 (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base))) (let ((.cse1 (= (select .cse7 4) 0)) (.cse0 (select .cse5 4)) (.cse2 (= sll_create_~new_head~0.offset 0)) (.cse4 (= sll_create_~head~0.offset 0))) (or (let ((.cse6 (+ sll_create_~new_head~0.offset 4))) (let ((.cse3 (select .cse5 .cse6))) (and (= (select |old(#valid)| sll_create_~head~0.base) 0) (= (select |old(#valid)| .cse0) 0) (<= (+ sll_create_~len 1) |sll_create_#in~len|) .cse1 .cse2 (= (select (select |#memory_$Pointer$.base| .cse3) 4) 0) .cse4 (= (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store .cse5 .cse6 sll_create_~head~0.base)) sll_create_~head~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| .cse3) 4) 0) (= (select (select (store |#memory_$Pointer$.offset| sll_create_~new_head~0.base (store .cse7 .cse6 sll_create_~head~0.offset)) sll_create_~head~0.base) 4) 0)))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|)) (and (= (select |old(#valid)| sll_create_~new_head~0.base) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= sll_create_~head~0.base 0) .cse1 (= .cse0 0) (= |sll_create_#in~len| sll_create_~len) .cse2 .cse4)))) [2021-02-23 23:09:16,194 INFO L185 CegarLoopUtils]: At program point L586-1(line 586) the Hoare annotation is: (let ((.cse0 (= |sll_create_#t~ret7.offset| 0)) (.cse1 (= sll_create_~head~0.offset 0))) (or (and (= (select |old(#valid)| sll_create_~head~0.base) 0) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4) 0) (<= (+ sll_create_~len 1) |sll_create_#in~len|) .cse0 .cse1 (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 4) 0) (not (= sll_create_~head~0.base |sll_create_#t~ret7.base|))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|)) (and (= (select |#valid| |sll_create_#t~ret7.base|) 1) (= sll_create_~head~0.base 0) .cse0 (= |sll_create_#in~len| sll_create_~len) .cse1 (= (select |old(#valid)| |sll_create_#t~ret7.base|) 0)))) [2021-02-23 23:09:16,194 INFO L185 CegarLoopUtils]: At program point L584(line 584) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |sll_create_#in~len| sll_create_~len) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 23:09:16,194 INFO L185 CegarLoopUtils]: At program point L586-2(line 586) the Hoare annotation is: (let ((.cse0 (= |sll_create_#t~ret7.offset| 0)) (.cse1 (= sll_create_~new_head~0.offset 0)) (.cse2 (= sll_create_~head~0.offset 0))) (or (and (= (select |old(#valid)| sll_create_~head~0.base) 0) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4) 0) (<= (+ sll_create_~len 1) |sll_create_#in~len|) .cse0 .cse1 .cse2 (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 4) 0) (= (select (select (store |#memory_$Pointer$.base| sll_create_~new_head~0.base (store (select |#memory_$Pointer$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4) sll_create_~head~0.base)) sll_create_~head~0.base) 4) 0) (not (= sll_create_~head~0.base |sll_create_#t~ret7.base|))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|)) (and (= (select |old(#valid)| sll_create_~new_head~0.base) 0) (= (select |#valid| |sll_create_#t~ret7.base|) 1) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= sll_create_~head~0.base 0) .cse0 (= |sll_create_#in~len| sll_create_~len) .cse1 .cse2 (= (select |old(#valid)| |sll_create_#t~ret7.base|) 0)))) [2021-02-23 23:09:16,194 INFO L185 CegarLoopUtils]: At program point L583(lines 583 591) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |sll_create_#in~len| sll_create_~len) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 23:09:16,195 INFO L185 CegarLoopUtils]: At program point L585-2(lines 585 589) the Hoare annotation is: (let ((.cse7 (select |#memory_$Pointer$.base| sll_create_~new_head~0.base))) (let ((.cse0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4)) (.cse2 (= (select (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) 4) 0)) (.cse1 (select .cse7 4)) (.cse3 (= sll_create_~new_head~0.offset 0)) (.cse5 (= sll_create_~head~0.offset 0)) (.cse6 (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 4) 0))) (or (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|)) (let ((.cse4 (select .cse7 (+ sll_create_~new_head~0.offset 4)))) (and (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) (= (select |old(#valid)| .cse0) 0) (= (select |old(#valid)| .cse1) 0) (<= (+ sll_create_~len 1) |sll_create_#in~len|) .cse2 (= (select (select |#memory_$Pointer$.base| .cse0) 4) 0) .cse3 (= (select (select |#memory_$Pointer$.base| .cse4) 4) 0) .cse5 .cse6 (= (select (select |#memory_$Pointer$.offset| .cse4) 4) 0))) (and (= (select |old(#valid)| sll_create_~head~0.base) 0) (= (select |old(#valid)| sll_create_~new_head~0.base) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= .cse0 0) .cse2 (= .cse1 0) (= |sll_create_#in~len| sll_create_~len) .cse3 (= (select |#valid| sll_create_~head~0.base) 1) .cse5 .cse6)))) [2021-02-23 23:09:16,195 INFO L185 CegarLoopUtils]: At program point L585-3(line 585) the Hoare annotation is: (let ((.cse8 (select |#memory_$Pointer$.base| sll_create_~new_head~0.base))) (let ((.cse0 (select .cse8 4)) (.cse3 (= (select (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) 4) 0)) (.cse2 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4)) (.cse4 (= sll_create_~new_head~0.offset 0)) (.cse1 (= sll_create_~head~0.offset 0)) (.cse5 (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 4) 0)) (.cse7 (<= (+ |sll_create_#t~post6| 1) |sll_create_#in~len|))) (or (and (= (select |old(#valid)| sll_create_~new_head~0.base) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= .cse0 0) (= |sll_create_#in~len| sll_create_~len) (= (select |#valid| sll_create_~head~0.base) 1) .cse1 (<= |sll_create_#t~post6| |sll_create_#in~len|) (= (select |old(#valid)| sll_create_~head~0.base) 0) (<= |sll_create_#in~len| |sll_create_#t~post6|) (= .cse2 0) .cse3 .cse4 .cse5) (let ((.cse6 (select .cse8 (+ sll_create_~new_head~0.offset 4)))) (and (= (select (select |#memory_$Pointer$.offset| .cse2) 4) 0) (= (select |old(#valid)| .cse2) 0) (= (select |old(#valid)| .cse0) 0) (<= (+ sll_create_~len 1) |sll_create_#in~len|) .cse3 (= (select (select |#memory_$Pointer$.base| .cse2) 4) 0) .cse4 (= (select (select |#memory_$Pointer$.base| .cse6) 4) 0) .cse7 .cse1 .cse5 (= (select (select |#memory_$Pointer$.offset| .cse6) 4) 0))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|) .cse7)))) [2021-02-23 23:09:16,195 INFO L185 CegarLoopUtils]: At program point L585-4(line 585) the Hoare annotation is: (let ((.cse10 (select |#memory_$Pointer$.base| sll_create_~new_head~0.base))) (let ((.cse0 (select .cse10 4)) (.cse4 (= (select (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) 4) 0)) (.cse3 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4)) (.cse5 (= sll_create_~new_head~0.offset 0)) (.cse1 (= sll_create_~head~0.offset 0)) (.cse6 (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 4) 0)) (.cse7 (<= (+ sll_create_~len 2) |sll_create_#in~len|)) (.cse9 (<= (+ |sll_create_#t~post6| 1) |sll_create_#in~len|))) (or (let ((.cse2 (+ sll_create_~len 1))) (and (= (select |old(#valid)| sll_create_~new_head~0.base) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= .cse0 0) (= (select |#valid| sll_create_~head~0.base) 1) .cse1 (<= |sll_create_#t~post6| |sll_create_#in~len|) (<= |sll_create_#in~len| .cse2) (= (select |old(#valid)| sll_create_~head~0.base) 0) (<= |sll_create_#in~len| |sll_create_#t~post6|) (= .cse3 0) (<= .cse2 |sll_create_#in~len|) .cse4 .cse5 .cse6)) (let ((.cse8 (select .cse10 (+ sll_create_~new_head~0.offset 4)))) (and (= (select (select |#memory_$Pointer$.offset| .cse3) 4) 0) (= (select |old(#valid)| .cse3) 0) (= (select |old(#valid)| .cse0) 0) .cse4 (= (select (select |#memory_$Pointer$.base| .cse3) 4) 0) .cse7 .cse5 (= (select (select |#memory_$Pointer$.base| .cse8) 4) 0) .cse9 .cse1 .cse6 (= (select (select |#memory_$Pointer$.offset| .cse8) 4) 0))) (and .cse7 (<= 3 |sll_create_#in~len|) .cse9)))) [2021-02-23 23:09:16,196 INFO L185 CegarLoopUtils]: At program point L585-5(lines 585 589) the Hoare annotation is: (let ((.cse9 (select |#memory_$Pointer$.base| sll_create_~new_head~0.base))) (let ((.cse3 (select .cse9 4)) (.cse2 (= (select (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) 4) 0)) (.cse0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4)) (.cse7 (<= (+ sll_create_~len 2) |sll_create_#in~len|)) (.cse4 (= sll_create_~new_head~0.offset 0)) (.cse5 (= sll_create_~head~0.offset 0)) (.cse6 (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 4) 0))) (or (let ((.cse1 (+ sll_create_~len 1))) (and (= (select |old(#valid)| sll_create_~head~0.base) 0) (= (select |old(#valid)| sll_create_~new_head~0.base) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= .cse0 0) (<= .cse1 |sll_create_#in~len|) .cse2 (= .cse3 0) .cse4 (= (select |#valid| sll_create_~head~0.base) 1) .cse5 .cse6 (<= |sll_create_#in~len| .cse1))) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= sll_create_~head~0.base 0) (= |#memory_int| |old(#memory_int)|) (= |sll_create_#in~len| sll_create_~len) .cse5 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) (and .cse7 (<= 3 |sll_create_#in~len|)) (let ((.cse8 (select .cse9 (+ sll_create_~new_head~0.offset 4)))) (and (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) (= (select |old(#valid)| .cse0) 0) (= (select |old(#valid)| .cse3) 0) .cse2 (= (select (select |#memory_$Pointer$.base| .cse0) 4) 0) .cse7 .cse4 (= (select (select |#memory_$Pointer$.base| .cse8) 4) 0) .cse5 .cse6 (= (select (select |#memory_$Pointer$.offset| .cse8) 4) 0)))))) [2021-02-23 23:09:16,196 INFO L185 CegarLoopUtils]: At program point L585-6(lines 585 589) the Hoare annotation is: (or (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|)) (let ((.cse1 (select |#memory_$Pointer$.base| sll_create_~new_head~0.base))) (let ((.cse0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4)) (.cse2 (select .cse1 (+ sll_create_~new_head~0.offset 4)))) (and (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) (= (select |old(#valid)| .cse0) 0) (= (select |old(#valid)| (select .cse1 4)) 0) (= (select (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| .cse0) 4) 0) (= sll_create_~new_head~0.offset 0) (= (select (select |#memory_$Pointer$.base| .cse2) 4) 0) (= sll_create_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| .cse2) 4) 0))))) [2021-02-23 23:09:16,196 INFO L185 CegarLoopUtils]: At program point sll_createFINAL(lines 583 591) the Hoare annotation is: (or (let ((.cse2 (select |#memory_$Pointer$.base| sll_create_~new_head~0.base))) (let ((.cse0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4)) (.cse3 (select .cse2 (+ sll_create_~new_head~0.offset 4))) (.cse1 (select (select |#memory_$Pointer$.base| |sll_create_#res.base|) 4))) (and (= sll_create_~head~0.offset 0) (= (select (select |#memory_$Pointer$.offset| |sll_create_#res.base|) 4) 0) (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) (= (select (select |#memory_$Pointer$.offset| .cse1) 4) 0) (= (select |old(#valid)| .cse0) 0) (= (select |old(#valid)| (select .cse2 4)) 0) (= (select (select |#memory_$Pointer$.base| .cse1) 4) 0) (= (select (select |#memory_$Pointer$.offset| sll_create_~new_head~0.base) 4) 0) (= (select (select |#memory_$Pointer$.base| .cse0) 4) 0) (= sll_create_~new_head~0.offset 0) (= (select (select |#memory_$Pointer$.base| .cse3) 4) 0) (= |sll_create_#res.offset| 0) (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 4) 0) (= (select (select |#memory_$Pointer$.offset| .cse3) 4) 0) (= (select |old(#valid)| .cse1) 0)))) (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|))) [2021-02-23 23:09:16,196 INFO L189 CegarLoopUtils]: For program point __bswap_64ENTRY(lines 79 83) no Hoare annotation was computed. [2021-02-23 23:09:16,196 INFO L189 CegarLoopUtils]: For program point L82-1(line 82) no Hoare annotation was computed. [2021-02-23 23:09:16,196 INFO L189 CegarLoopUtils]: For program point __bswap_64FINAL(lines 79 83) no Hoare annotation was computed. [2021-02-23 23:09:16,197 INFO L189 CegarLoopUtils]: For program point __bswap_64EXIT(lines 79 83) no Hoare annotation was computed. [2021-02-23 23:09:16,197 INFO L189 CegarLoopUtils]: For program point L82(line 82) no Hoare annotation was computed. [2021-02-23 23:09:16,197 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-02-23 23:09:16,197 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-23 23:09:16,197 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-23 23:09:16,197 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-02-23 23:09:16,197 INFO L185 CegarLoopUtils]: At program point L609(line 609) the Hoare annotation is: false [2021-02-23 23:09:16,197 INFO L185 CegarLoopUtils]: At program point L605(lines 605 607) the Hoare annotation is: (and (= main_~len~0 2) (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0) (= |main_#t~mem13.base| 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0) (= |main_#t~mem13.offset| 0)) [2021-02-23 23:09:16,197 INFO L185 CegarLoopUtils]: At program point L605-1(line 605) the Hoare annotation is: false [2021-02-23 23:09:16,197 INFO L185 CegarLoopUtils]: At program point L603(line 603) the Hoare annotation is: (let ((.cse4 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (let ((.cse0 (= main_~len~0 2)) (.cse2 (select (select |#memory_$Pointer$.base| .cse4) 4)) (.cse1 (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (.cse3 (= (select (select |#memory_$Pointer$.offset| .cse4) 4) 0))) (or (and .cse0 (<= main_~i~0 0) (<= 0 main_~i~0) .cse1 (= .cse2 0) .cse3) (and .cse0 (= (select (select |#memory_$Pointer$.offset| .cse2) 4) 0) (not (= |main_~#s~0.base| .cse2)) (<= 1 main_~i~0) (= (select (select |#memory_$Pointer$.base| .cse2) 4) 0) .cse1 (<= main_~i~0 1) .cse3)))) [2021-02-23 23:09:16,197 INFO L192 CegarLoopUtils]: At program point L605-2(line 605) the Hoare annotation is: true [2021-02-23 23:09:16,198 INFO L185 CegarLoopUtils]: At program point L603-1(lines 602 604) the Hoare annotation is: (let ((.cse0 (= main_~len~0 2)) (.cse2 (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (.cse1 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (or (and .cse0 (= .cse1 0) (<= main_~i~0 0) (<= 0 main_~i~0) .cse2) (and .cse0 (<= 1 main_~i~0) .cse2 (= (select (select |#memory_$Pointer$.base| .cse1) 4) 0) (<= main_~i~0 1) (= (select (select |#memory_$Pointer$.offset| .cse1) 4) 0)))) [2021-02-23 23:09:16,198 INFO L185 CegarLoopUtils]: At program point L601(line 601) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= main_~len~0 2) (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) (not (= |main_~#s~0.base| .cse0)) (= (select (select |#memory_$Pointer$.base| .cse0) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0) (= (select (select |#memory_$Pointer$.offset| .cse1) 4) 0)))) [2021-02-23 23:09:16,198 INFO L192 CegarLoopUtils]: At program point mainEXIT(lines 597 611) the Hoare annotation is: true [2021-02-23 23:09:16,198 INFO L185 CegarLoopUtils]: At program point L599(line 599) the Hoare annotation is: (and (= main_~len~0 2) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 23:09:16,198 INFO L192 CegarLoopUtils]: At program point mainFINAL(lines 597 611) the Hoare annotation is: true [2021-02-23 23:09:16,198 INFO L185 CegarLoopUtils]: At program point L610(line 610) the Hoare annotation is: false [2021-02-23 23:09:16,198 INFO L192 CegarLoopUtils]: At program point L608(line 608) the Hoare annotation is: true [2021-02-23 23:09:16,199 INFO L185 CegarLoopUtils]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 609) the Hoare annotation is: false [2021-02-23 23:09:16,199 INFO L185 CegarLoopUtils]: At program point L606(lines 597 611) the Hoare annotation is: false [2021-02-23 23:09:16,199 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 597 611) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 23:09:16,199 INFO L185 CegarLoopUtils]: At program point L602(line 602) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse1) 4))) (and (= main_~len~0 2) (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) (not (= |main_~#s~0.base| .cse0)) (= (select (select |#memory_$Pointer$.base| .cse0) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0) (= (select (select |#memory_$Pointer$.offset| .cse1) 4) 0)))) [2021-02-23 23:09:16,199 INFO L185 CegarLoopUtils]: At program point L600(line 600) the Hoare annotation is: (and (= main_~len~0 2) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 23:09:16,199 INFO L185 CegarLoopUtils]: At program point L600-1(line 600) the Hoare annotation is: (and (= main_~len~0 2) (= (select |#valid| |main_~#s~0.base|) 1)) [2021-02-23 23:09:16,199 INFO L185 CegarLoopUtils]: At program point L602-3(line 602) the Hoare annotation is: (let ((.cse0 (= main_~len~0 2)) (.cse2 (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (.cse1 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (or (and .cse0 (= .cse1 0) (<= main_~i~0 0) (<= 0 main_~i~0) .cse2 (<= |main_#t~post12| 0)) (and .cse0 (<= 1 |main_#t~post12|) (<= 1 main_~i~0) .cse2 (= (select (select |#memory_$Pointer$.base| .cse1) 4) 0) (<= |main_#t~post12| 1) (<= main_~i~0 1) (= (select (select |#memory_$Pointer$.offset| .cse1) 4) 0)))) [2021-02-23 23:09:16,200 INFO L185 CegarLoopUtils]: At program point L600-2(line 600) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |main_#t~ret11.base|) 4))) (and (= main_~len~0 2) (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) (not (= |main_~#s~0.base| .cse0)) (= (select (select |#memory_$Pointer$.offset| |main_#t~ret11.base|) 4) 0) (= |main_#t~ret11.offset| 0) (= (select (select |#memory_$Pointer$.base| .cse0) 4) 0))) [2021-02-23 23:09:16,200 INFO L185 CegarLoopUtils]: At program point L602-4(line 602) the Hoare annotation is: (let ((.cse0 (= main_~len~0 2)) (.cse2 (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (.cse1 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (or (and .cse0 (= .cse1 0) (<= (+ main_~i~0 1) 0) .cse2 (<= |main_#t~post12| 0)) (and .cse0 (<= 1 |main_#t~post12|) (<= main_~i~0 0) (<= 0 main_~i~0) .cse2 (= (select (select |#memory_$Pointer$.base| .cse1) 4) 0) (<= |main_#t~post12| 1) (= (select (select |#memory_$Pointer$.offset| .cse1) 4) 0)))) [2021-02-23 23:09:16,200 INFO L185 CegarLoopUtils]: At program point L600-3(line 600) the Hoare annotation is: (let ((.cse2 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse2) 4)) (.cse0 (select (select |#memory_$Pointer$.base| |main_#t~ret11.base|) 4))) (and (= main_~len~0 2) (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) (= (select (select |#memory_$Pointer$.offset| .cse1) 4) 0) (not (= |main_~#s~0.base| .cse1)) (not (= |main_~#s~0.base| .cse0)) (= (select (select |#memory_$Pointer$.base| .cse1) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_#t~ret11.base|) 4) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0) (= |main_#t~ret11.offset| 0) (= (select (select |#memory_$Pointer$.offset| .cse2) 4) 0) (= (select (select |#memory_$Pointer$.base| .cse0) 4) 0)))) [2021-02-23 23:09:16,200 INFO L185 CegarLoopUtils]: At program point L602-5(lines 602 604) the Hoare annotation is: (let ((.cse4 (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|))) (let ((.cse2 (select (select |#memory_$Pointer$.base| .cse4) 4)) (.cse3 (= (select (select |#memory_$Pointer$.offset| .cse4) 4) 0)) (.cse0 (= main_~len~0 2)) (.cse1 (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0))) (or (and .cse0 (<= main_~i~0 0) (<= 0 main_~i~0) .cse1 (= .cse2 0) .cse3) (and .cse0 (= (select (select |#memory_$Pointer$.offset| .cse2) 4) 0) (not (= |main_~#s~0.base| .cse2)) (<= 1 main_~i~0) (= (select (select |#memory_$Pointer$.base| .cse2) 4) 0) .cse1 (<= main_~i~0 1) .cse3) (and .cse0 (= .cse4 0) (<= (+ main_~i~0 1) 0) .cse1)))) [2021-02-23 23:09:16,200 INFO L185 CegarLoopUtils]: At program point L602-6(lines 602 604) the Hoare annotation is: (and (= main_~len~0 2) (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) [2021-02-23 23:09:16,200 INFO L192 CegarLoopUtils]: At program point L600-4(line 600) the Hoare annotation is: true [2021-02-23 23:09:16,200 INFO L192 CegarLoopUtils]: At program point L600-5(line 600) the Hoare annotation is: true [2021-02-23 23:09:16,201 INFO L185 CegarLoopUtils]: At program point L600-6(line 600) the Hoare annotation is: false [2021-02-23 23:09:16,201 INFO L185 CegarLoopUtils]: At program point L600-7(line 600) the Hoare annotation is: false [2021-02-23 23:09:16,201 INFO L185 CegarLoopUtils]: At program point L593(line 593) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |sll_remove_first_#in~head.base| sll_remove_first_~head.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset)) [2021-02-23 23:09:16,201 INFO L185 CegarLoopUtils]: At program point L594-1(line 594) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |sll_remove_first_#in~head.base| sll_remove_first_~head.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (or (let ((.cse0 (select (select |#memory_$Pointer$.base| sll_remove_first_~head.base) sll_remove_first_~head.offset))) (and (= (select (select |#memory_$Pointer$.base| .cse0) 4) sll_remove_first_~temp~1.base) (= (select (select |#memory_$Pointer$.offset| .cse0) 4) sll_remove_first_~temp~1.offset))) (not (= (select (select |#memory_$Pointer$.offset| sll_remove_first_~head.base) sll_remove_first_~head.offset) 0))) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset)) [2021-02-23 23:09:16,201 INFO L185 CegarLoopUtils]: At program point L593-1(line 593) the Hoare annotation is: (let ((.cse0 (= |sll_remove_first_#t~mem8.offset| 0))) (and (or .cse0 (= |sll_remove_first_#t~mem8.offset| (select (select |#memory_$Pointer$.offset| sll_remove_first_~head.base) sll_remove_first_~head.offset))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |sll_remove_first_#in~head.base| sll_remove_first_~head.base) (or (not .cse0) (= |sll_remove_first_#t~mem8.base| (select (select |#memory_$Pointer$.base| sll_remove_first_~head.base) sll_remove_first_~head.offset))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset))) [2021-02-23 23:09:16,202 INFO L185 CegarLoopUtils]: At program point L594-2(line 594) the Hoare annotation is: (and (let ((.cse0 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and .cse0 (not (= (select (select |#memory_$Pointer$.offset| sll_remove_first_~head.base) sll_remove_first_~head.offset) 0))) (let ((.cse1 (select (select |#memory_$Pointer$.base| sll_remove_first_~head.base) sll_remove_first_~head.offset))) (and .cse0 (= (select (select |#memory_$Pointer$.base| .cse1) 4) sll_remove_first_~temp~1.base) (= (select (select |#memory_$Pointer$.offset| .cse1) 4) sll_remove_first_~temp~1.offset))))) (= |sll_remove_first_#in~head.base| sll_remove_first_~head.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset)) [2021-02-23 23:09:16,202 INFO L185 CegarLoopUtils]: At program point L593-2(line 593) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$Pointer$.offset| sll_remove_first_~head.base) sll_remove_first_~head.offset)) (.cse0 (= |sll_remove_first_#t~mem8.offset| 0)) (.cse2 (select (select |#memory_$Pointer$.base| sll_remove_first_~head.base) sll_remove_first_~head.offset))) (and (or .cse0 (= |sll_remove_first_#t~mem8.offset| .cse1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (or (not (= .cse1 0)) (and (= (select (select |#memory_$Pointer$.offset| .cse2) 4) |sll_remove_first_#t~mem9.offset|) (= |sll_remove_first_#t~mem9.base| (select (select |#memory_$Pointer$.base| .cse2) 4)))) (= |sll_remove_first_#in~head.base| sll_remove_first_~head.base) (or (not .cse0) (= |sll_remove_first_#t~mem8.base| .cse2)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset))) [2021-02-23 23:09:16,202 INFO L185 CegarLoopUtils]: At program point sll_remove_firstEXIT(lines 592 596) the Hoare annotation is: (or (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_remove_first_#in~head.base|) |sll_remove_first_#in~head.offset|) 0)) (let ((.cse0 (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (.cse1 (select (select |old(#memory_$Pointer$.base)| |sll_remove_first_#in~head.base|) |sll_remove_first_#in~head.offset|)) (.cse2 (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (and (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| .cse0 (select |#memory_$Pointer$.base| .cse0))) (= (select (select |#memory_$Pointer$.base| |sll_remove_first_#in~head.base|) |sll_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.base)| .cse1) 4)) (or (= |sll_remove_first_#in~head.base| .cse0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= (select (select |old(#memory_$Pointer$.offset)| .cse1) 4) (select (select |#memory_$Pointer$.offset| |sll_remove_first_#in~head.base|) |sll_remove_first_#in~head.offset|)) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= .cse2 |sll_remove_first_#in~head.base|)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| .cse2 (select |#memory_$Pointer$.offset| .cse2)))))) [2021-02-23 23:09:16,202 INFO L185 CegarLoopUtils]: At program point L593-3(line 593) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$Pointer$.offset| sll_remove_first_~head.base) sll_remove_first_~head.offset)) (.cse5 (select (select |#memory_$Pointer$.base| sll_remove_first_~head.base) sll_remove_first_~head.offset))) (let ((.cse0 (= |sll_remove_first_#t~mem8.offset| 0)) (.cse4 (select (select |#memory_$Pointer$.base| .cse5) 4)) (.cse3 (select (select |#memory_$Pointer$.offset| .cse5) 4)) (.cse2 (not (= .cse1 0)))) (and (or .cse0 (= |sll_remove_first_#t~mem8.offset| .cse1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (or .cse2 (and (= .cse3 |sll_remove_first_#t~mem9.offset|) (= |sll_remove_first_#t~mem9.base| .cse4))) (= |sll_remove_first_#in~head.base| sll_remove_first_~head.base) (or (not .cse0) (= |sll_remove_first_#t~mem8.base| .cse5)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (or (and (= .cse4 sll_remove_first_~temp~1.base) (= .cse3 sll_remove_first_~temp~1.offset)) .cse2) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset)))) [2021-02-23 23:09:16,203 INFO L185 CegarLoopUtils]: At program point L593-4(line 593) the Hoare annotation is: (let ((.cse0 (= |sll_remove_first_#t~mem8.offset| 0)) (.cse2 (select (select |#memory_$Pointer$.base| sll_remove_first_~head.base) sll_remove_first_~head.offset)) (.cse1 (select (select |#memory_$Pointer$.offset| sll_remove_first_~head.base) sll_remove_first_~head.offset))) (and (or .cse0 (= |sll_remove_first_#t~mem8.offset| .cse1)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |sll_remove_first_#in~head.base| sll_remove_first_~head.base) (or (not .cse0) (= |sll_remove_first_#t~mem8.base| .cse2)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (or (and (= (select (select |#memory_$Pointer$.base| .cse2) 4) sll_remove_first_~temp~1.base) (= (select (select |#memory_$Pointer$.offset| .cse2) 4) sll_remove_first_~temp~1.offset)) (not (= .cse1 0))) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset))) [2021-02-23 23:09:16,203 INFO L185 CegarLoopUtils]: At program point sll_remove_firstENTRY(lines 592 596) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 23:09:16,203 INFO L185 CegarLoopUtils]: At program point L595(line 595) the Hoare annotation is: (and (let ((.cse0 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and .cse0 (not (= (select (select |#memory_$Pointer$.offset| sll_remove_first_~head.base) sll_remove_first_~head.offset) 0))) (let ((.cse1 (select (select |#memory_$Pointer$.base| sll_remove_first_~head.base) sll_remove_first_~head.offset))) (and .cse0 (= (select (select |#memory_$Pointer$.base| .cse1) 4) sll_remove_first_~temp~1.base) (= (select (select |#memory_$Pointer$.offset| .cse1) 4) sll_remove_first_~temp~1.offset))))) (= |sll_remove_first_#in~head.base| sll_remove_first_~head.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset)) [2021-02-23 23:09:16,203 INFO L185 CegarLoopUtils]: At program point sll_remove_firstFINAL(lines 592 596) the Hoare annotation is: (or (not (= (select (select |old(#memory_$Pointer$.offset)| |sll_remove_first_#in~head.base|) |sll_remove_first_#in~head.offset|) 0)) (let ((.cse0 (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (.cse1 (select (select |old(#memory_$Pointer$.base)| |sll_remove_first_#in~head.base|) |sll_remove_first_#in~head.offset|)) (.cse2 (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (and (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| .cse0 (select |#memory_$Pointer$.base| .cse0))) (= (select (select |#memory_$Pointer$.base| |sll_remove_first_#in~head.base|) |sll_remove_first_#in~head.offset|) (select (select |old(#memory_$Pointer$.base)| .cse1) 4)) (or (= |sll_remove_first_#in~head.base| .cse0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= (select (select |old(#memory_$Pointer$.offset)| .cse1) 4) (select (select |#memory_$Pointer$.offset| |sll_remove_first_#in~head.base|) |sll_remove_first_#in~head.offset|)) (or (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= .cse2 |sll_remove_first_#in~head.base|)) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| .cse2 (select |#memory_$Pointer$.offset| .cse2)))))) [2021-02-23 23:09:16,203 INFO L185 CegarLoopUtils]: At program point L594(line 594) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |sll_remove_first_#in~head.base| sll_remove_first_~head.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (or (let ((.cse0 (select (select |#memory_$Pointer$.base| sll_remove_first_~head.base) sll_remove_first_~head.offset))) (and (= (select (select |#memory_$Pointer$.base| .cse0) 4) sll_remove_first_~temp~1.base) (= (select (select |#memory_$Pointer$.offset| .cse0) 4) sll_remove_first_~temp~1.offset))) (not (= (select (select |#memory_$Pointer$.offset| sll_remove_first_~head.base) sll_remove_first_~head.offset) 0))) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset)) [2021-02-23 23:09:16,203 INFO L192 CegarLoopUtils]: At program point L577(line 577) the Hoare annotation is: true [2021-02-23 23:09:16,204 INFO L185 CegarLoopUtils]: At program point L576(lines 576 578) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base))) [2021-02-23 23:09:16,204 INFO L185 CegarLoopUtils]: At program point L575(line 575) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 23:09:16,204 INFO L185 CegarLoopUtils]: At program point L576-1(lines 576 578) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base))) [2021-02-23 23:09:16,204 INFO L185 CegarLoopUtils]: At program point L575-1(line 575) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2021-02-23 23:09:16,204 INFO L185 CegarLoopUtils]: At program point node_createENTRY(lines 574 582) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 23:09:16,204 INFO L185 CegarLoopUtils]: At program point node_createEXIT(lines 574 582) the Hoare annotation is: (and (= |node_create_#res.offset| 0) (= (select |#valid| |node_create_#res.base|) 1) (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= (select |old(#valid)| |node_create_#res.base|) 0) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| node_create_~temp~0.base (select |#memory_$Pointer$.offset| node_create_~temp~0.base))) (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= (store |old(#memory_$Pointer$.base)| node_create_~temp~0.base (select |#memory_$Pointer$.base| node_create_~temp~0.base)) |#memory_$Pointer$.base|)) [2021-02-23 23:09:16,205 INFO L185 CegarLoopUtils]: At program point node_createFINAL(lines 574 582) the Hoare annotation is: (and (= |node_create_#res.offset| 0) (= (select |#valid| |node_create_#res.base|) 1) (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= (select |old(#valid)| |node_create_#res.base|) 0) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| node_create_~temp~0.base (select |#memory_$Pointer$.offset| node_create_~temp~0.base))) (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= (store |old(#memory_$Pointer$.base)| node_create_~temp~0.base (select |#memory_$Pointer$.base| node_create_~temp~0.base)) |#memory_$Pointer$.base|)) [2021-02-23 23:09:16,205 INFO L185 CegarLoopUtils]: At program point L580(line 580) the Hoare annotation is: (and (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| node_create_~temp~0.base (select |#memory_$Pointer$.offset| node_create_~temp~0.base))) (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= (store |old(#memory_$Pointer$.base)| node_create_~temp~0.base (select |#memory_$Pointer$.base| node_create_~temp~0.base)) |#memory_$Pointer$.base|)) [2021-02-23 23:09:16,205 INFO L185 CegarLoopUtils]: At program point L579(line 579) the Hoare annotation is: (and (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= |#memory_$Pointer$.offset| (store |old(#memory_$Pointer$.offset)| node_create_~temp~0.base (select |#memory_$Pointer$.offset| node_create_~temp~0.base))) (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base)) (= (store |old(#memory_$Pointer$.base)| node_create_~temp~0.base (select |#memory_$Pointer$.base| node_create_~temp~0.base)) |#memory_$Pointer$.base|)) [2021-02-23 23:09:16,216 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,217 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,217 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,217 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,218 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,218 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,218 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,218 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,219 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,219 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,219 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,219 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,219 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,220 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,220 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,220 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,220 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,221 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,226 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,226 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,227 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,227 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,227 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,227 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,227 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,228 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,228 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,228 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,228 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,229 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,229 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,229 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,229 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,230 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,230 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,230 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,233 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,234 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,234 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,234 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,234 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,235 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,235 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,235 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,235 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,236 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,236 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,236 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,236 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,236 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,237 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,237 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,237 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,237 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,237 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,238 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,239 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,240 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,240 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,240 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,240 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,241 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,242 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,242 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,242 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,242 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,243 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,243 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,243 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,243 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,243 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,244 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,244 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,246 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,246 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,247 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,247 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,247 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,247 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,248 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,248 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,248 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,248 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,249 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,249 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,249 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,249 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,250 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,250 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,250 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,250 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,252 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (@diff (Array Int (Array Int Int)) (Array Int (Array Int Int)) Int) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.getBinaryOperator(Term2Expression.java:563) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:248) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translateStore(Term2Expression.java:323) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:157) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.ProcedureContractResult.getLongDescription(ProcedureContractResult.java:74) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportResult(TraceAbstractionStarter.java:558) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createProcedureContractResults(TraceAbstractionStarter.java:281) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:214) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-02-23 23:09:16,256 INFO L168 Benchmark]: Toolchain (without parser) took 16073.81 ms. Allocated memory was 167.8 MB in the beginning and 319.8 MB in the end (delta: 152.0 MB). Free memory was 143.3 MB in the beginning and 250.1 MB in the end (delta: -106.8 MB). Peak memory consumption was 185.2 MB. Max. memory is 8.0 GB. [2021-02-23 23:09:16,257 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 167.8 MB. Free memory was 141.6 MB in the beginning and 141.5 MB in the end (delta: 109.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-23 23:09:16,257 INFO L168 Benchmark]: CACSL2BoogieTranslator took 704.72 ms. Allocated memory is still 167.8 MB. Free memory was 142.0 MB in the beginning and 119.6 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2021-02-23 23:09:16,257 INFO L168 Benchmark]: Boogie Preprocessor took 93.38 ms. Allocated memory is still 167.8 MB. Free memory was 119.6 MB in the beginning and 150.3 MB in the end (delta: -30.7 MB). Peak memory consumption was 7.4 MB. Max. memory is 8.0 GB. [2021-02-23 23:09:16,258 INFO L168 Benchmark]: RCFGBuilder took 796.81 ms. Allocated memory is still 167.8 MB. Free memory was 150.3 MB in the beginning and 104.9 MB in the end (delta: 45.4 MB). Peak memory consumption was 45.1 MB. Max. memory is 8.0 GB. [2021-02-23 23:09:16,258 INFO L168 Benchmark]: TraceAbstraction took 14451.68 ms. Allocated memory was 167.8 MB in the beginning and 319.8 MB in the end (delta: 152.0 MB). Free memory was 104.4 MB in the beginning and 250.1 MB in the end (delta: -145.7 MB). Peak memory consumption was 146.4 MB. Max. memory is 8.0 GB. [2021-02-23 23:09:16,260 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 167.8 MB. Free memory was 141.6 MB in the beginning and 141.5 MB in the end (delta: 109.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 704.72 ms. Allocated memory is still 167.8 MB. Free memory was 142.0 MB in the beginning and 119.6 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 93.38 ms. Allocated memory is still 167.8 MB. Free memory was 119.6 MB in the beginning and 150.3 MB in the end (delta: -30.7 MB). Peak memory consumption was 7.4 MB. Max. memory is 8.0 GB. * RCFGBuilder took 796.81 ms. Allocated memory is still 167.8 MB. Free memory was 150.3 MB in the beginning and 104.9 MB in the end (delta: 45.4 MB). Peak memory consumption was 45.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 14451.68 ms. Allocated memory was 167.8 MB in the beginning and 319.8 MB in the end (delta: 152.0 MB). Free memory was 104.4 MB in the beginning and 250.1 MB in the end (delta: -145.7 MB). Peak memory consumption was 146.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 609]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 602]: Loop Invariant [2021-02-23 23:09:16,268 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,268 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,269 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,269 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,269 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,269 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,269 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,269 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,270 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,270 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,270 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,270 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,270 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,271 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,271 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,271 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,271 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,271 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,272 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,272 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,273 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,273 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,273 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,273 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,273 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,275 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,275 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,275 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,275 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,275 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,276 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: ((((((len == 2 && i <= 0) && 0 <= i) && #memory_$Pointer$[s][s] == 0) && #memory_$Pointer$[#memory_$Pointer$[s][s]][4] == 0) && #memory_$Pointer$[#memory_$Pointer$[s][s]][4] == 0) || (((((((len == 2 && #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[s][s]][4]][4] == 0) && !(s == #memory_$Pointer$[#memory_$Pointer$[s][s]][4])) && 1 <= i) && #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[s][s]][4]][4] == 0) && #memory_$Pointer$[s][s] == 0) && i <= 1) && #memory_$Pointer$[#memory_$Pointer$[s][s]][4] == 0)) || (((len == 2 && #memory_$Pointer$[s][s] == 0) && i + 1 <= 0) && #memory_$Pointer$[s][s] == 0) - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 585]: Loop Invariant [2021-02-23 23:09:16,277 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,277 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,277 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,277 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,278 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,278 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,278 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,278 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,278 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,280 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,280 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,280 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,280 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,280 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,281 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,283 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,283 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,283 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,283 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,283 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,284 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,284 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,284 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,284 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,284 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,285 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,285 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,285 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,285 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,285 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: (((((((((((((\old(\valid)[head] == 0 && \old(\valid)[new_head] == 0) && 1 == \valid[new_head]) && #memory_$Pointer$[head][4] == 0) && len + 1 <= \old(len)) && #memory_$Pointer$[new_head][4] == 0) && #memory_$Pointer$[new_head][4] == 0) && new_head == 0) && \valid[head] == 1) && head == 0) && #memory_$Pointer$[head][4] == 0) && \old(len) <= len + 1) || (((((((#memory_$Pointer$ == \old(#memory_$Pointer$) && \old(unknown-#length-unknown) == unknown-#length-unknown) && head == 0) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && \old(len) == len) && head == 0) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && \old(\valid) == \valid)) || (len + 2 <= \old(len) && 3 <= \old(len))) || ((((((((((#memory_$Pointer$[#memory_$Pointer$[head][4]][4] == 0 && \old(\valid)[#memory_$Pointer$[head][4]] == 0) && \old(\valid)[#memory_$Pointer$[new_head][4]] == 0) && #memory_$Pointer$[new_head][4] == 0) && #memory_$Pointer$[#memory_$Pointer$[head][4]][4] == 0) && len + 2 <= \old(len)) && new_head == 0) && #memory_$Pointer$[#memory_$Pointer$[new_head][new_head + 4]][4] == 0) && head == 0) && #memory_$Pointer$[head][4] == 0) && #memory_$Pointer$[#memory_$Pointer$[new_head][new_head + 4]][4] == 0) - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 583]: Procedure Contract for sll_create [2021-02-23 23:09:16,287 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,287 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,287 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,287 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,289 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,289 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,289 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,289 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,289 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,290 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,290 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,290 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,290 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,291 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,291 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,292 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,292 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,292 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,292 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,293 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,293 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,293 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,293 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,293 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,294 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,294 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,294 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,294 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,294 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 23:09:16,295 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 23:09:16,295 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived contract for procedure sll_create: (((((((((((((((head == 0 && #memory_$Pointer$[\result][4] == 0) && #memory_$Pointer$[#memory_$Pointer$[head][4]][4] == 0) && #memory_$Pointer$[#memory_$Pointer$[\result][4]][4] == 0) && \old(\valid)[#memory_$Pointer$[head][4]] == 0) && \old(\valid)[#memory_$Pointer$[new_head][4]] == 0) && #memory_$Pointer$[#memory_$Pointer$[\result][4]][4] == 0) && #memory_$Pointer$[new_head][4] == 0) && #memory_$Pointer$[#memory_$Pointer$[head][4]][4] == 0) && new_head == 0) && #memory_$Pointer$[#memory_$Pointer$[new_head][new_head + 4]][4] == 0) && \result == 0) && #memory_$Pointer$[head][4] == 0) && #memory_$Pointer$[#memory_$Pointer$[new_head][new_head + 4]][4] == 0) && \old(\valid)[#memory_$Pointer$[\result][4]] == 0) || (\old(len) <= 1 && \old(len) <= len + 1)) || (len + 2 <= \old(len) && 3 <= \old(len)) - ProcedureContractResult [Line: 597]: Procedure Contract for main Derived contract for procedure main: 1 - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (@diff (Array Int (Array Int Int)) (Array Int (Array Int Int)) Int) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: unknown symbol (@diff (Array Int (Array Int Int)) (Array Int (Array Int Int)) Int): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.getBinaryOperator(Term2Expression.java:563) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...