/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 -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 18:10:16,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-23 18:10:16,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-23 18:10:16,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-23 18:10:16,481 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-23 18:10:16,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-23 18:10:16,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-23 18:10:16,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-23 18:10:16,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-23 18:10:16,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-23 18:10:16,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-23 18:10:16,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-23 18:10:16,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-23 18:10:16,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-23 18:10:16,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-23 18:10:16,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-23 18:10:16,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-23 18:10:16,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-23 18:10:16,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-23 18:10:16,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-23 18:10:16,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-23 18:10:16,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-23 18:10:16,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-23 18:10:16,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-23 18:10:16,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-23 18:10:16,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-23 18:10:16,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-23 18:10:16,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-23 18:10:16,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-23 18:10:16,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-23 18:10:16,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-23 18:10:16,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-23 18:10:16,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-23 18:10:16,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-23 18:10:16,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-23 18:10:16,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-23 18:10:16,582 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-23 18:10:16,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-23 18:10:16,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-23 18:10:16,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-23 18:10:16,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-23 18:10:16,590 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 18:10:16,616 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-23 18:10:16,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-23 18:10:16,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-23 18:10:16,621 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-23 18:10:16,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-23 18:10:16,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-23 18:10:16,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-23 18:10:16,622 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-23 18:10:16,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-23 18:10:16,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-23 18:10:16,624 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-23 18:10:16,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-23 18:10:16,624 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-23 18:10:16,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-23 18:10:16,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-23 18:10:16,625 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-23 18:10:16,626 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-23 18:10:16,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-23 18:10:16,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-23 18:10:16,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-23 18:10:16,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-23 18:10:16,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-23 18:10:16,627 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-23 18:10:17,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-23 18:10:17,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-23 18:10:17,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-23 18:10:17,113 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-23 18:10:17,114 INFO L275 PluginConnector]: CDTParser initialized [2021-02-23 18:10:17,115 INFO L432 ainManager$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 18:10:17,198 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45902aa82/5995a337cf68481bb309c6e04fcb4639/FLAG4a47d0e8e [2021-02-23 18:10:18,030 INFO L306 CDTParser]: Found 1 translation units. [2021-02-23 18:10:18,031 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_remove_all.i [2021-02-23 18:10:18,045 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45902aa82/5995a337cf68481bb309c6e04fcb4639/FLAG4a47d0e8e [2021-02-23 18:10:18,267 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45902aa82/5995a337cf68481bb309c6e04fcb4639 [2021-02-23 18:10:18,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-23 18:10:18,286 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-23 18:10:18,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-23 18:10:18,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-23 18:10:18,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-23 18:10:18,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 06:10:18" (1/1) ... [2021-02-23 18:10:18,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aa1432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:10:18, skipping insertion in model container [2021-02-23 18:10:18,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 06:10:18" (1/1) ... [2021-02-23 18:10:18,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-23 18:10:18,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-23 18:10:18,726 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 18:10:18,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 18:10:18,742 INFO L203 MainTranslator]: Completed pre-run [2021-02-23 18:10:18,808 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 18:10:18,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 18:10:18,883 INFO L208 MainTranslator]: Completed translation [2021-02-23 18:10:18,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:10:18 WrapperNode [2021-02-23 18:10:18,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-23 18:10:18,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-23 18:10:18,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-23 18:10:18,899 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-23 18:10:18,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:10:18" (1/1) ... [2021-02-23 18:10:18,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:10:18" (1/1) ... [2021-02-23 18:10:18,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:10:18" (1/1) ... [2021-02-23 18:10:18,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:10:18" (1/1) ... [2021-02-23 18:10:18,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:10:18" (1/1) ... [2021-02-23 18:10:18,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:10:18" (1/1) ... [2021-02-23 18:10:18,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:10:18" (1/1) ... [2021-02-23 18:10:18,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-23 18:10:18,996 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-23 18:10:18,996 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-23 18:10:18,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-23 18:10:18,997 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:10:18" (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 18:10:19,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-23 18:10:19,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-23 18:10:19,109 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-23 18:10:19,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-02-23 18:10:19,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-02-23 18:10:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2021-02-23 18:10:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2021-02-23 18:10:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2021-02-23 18:10:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_remove_first [2021-02-23 18:10:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-23 18:10:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-23 18:10:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-23 18:10:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-23 18:10:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-23 18:10:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-23 18:10:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-23 18:10:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-02-23 18:10:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-02-23 18:10:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2021-02-23 18:10:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2021-02-23 18:10:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2021-02-23 18:10:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2021-02-23 18:10:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2021-02-23 18:10:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2021-02-23 18:10:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2021-02-23 18:10:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2021-02-23 18:10:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2021-02-23 18:10:19,113 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2021-02-23 18:10:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2021-02-23 18:10:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2021-02-23 18:10:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2021-02-23 18:10:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2021-02-23 18:10:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2021-02-23 18:10:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2021-02-23 18:10:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure select [2021-02-23 18:10:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2021-02-23 18:10:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2021-02-23 18:10:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2021-02-23 18:10:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2021-02-23 18:10:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure random [2021-02-23 18:10:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2021-02-23 18:10:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2021-02-23 18:10:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2021-02-23 18:10:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2021-02-23 18:10:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2021-02-23 18:10:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2021-02-23 18:10:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2021-02-23 18:10:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2021-02-23 18:10:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2021-02-23 18:10:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2021-02-23 18:10:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2021-02-23 18:10:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2021-02-23 18:10:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2021-02-23 18:10:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2021-02-23 18:10:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2021-02-23 18:10:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2021-02-23 18:10:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2021-02-23 18:10:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2021-02-23 18:10:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2021-02-23 18:10:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2021-02-23 18:10:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2021-02-23 18:10:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2021-02-23 18:10:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2021-02-23 18:10:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2021-02-23 18:10:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2021-02-23 18:10:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2021-02-23 18:10:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2021-02-23 18:10:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2021-02-23 18:10:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-23 18:10:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-02-23 18:10:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2021-02-23 18:10:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-23 18:10:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2021-02-23 18:10:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2021-02-23 18:10:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2021-02-23 18:10:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2021-02-23 18:10:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2021-02-23 18:10:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2021-02-23 18:10:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2021-02-23 18:10:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2021-02-23 18:10:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-02-23 18:10:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2021-02-23 18:10:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2021-02-23 18:10:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2021-02-23 18:10:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2021-02-23 18:10:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2021-02-23 18:10:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2021-02-23 18:10:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2021-02-23 18:10:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2021-02-23 18:10:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2021-02-23 18:10:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2021-02-23 18:10:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2021-02-23 18:10:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure system [2021-02-23 18:10:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2021-02-23 18:10:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2021-02-23 18:10:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2021-02-23 18:10:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2021-02-23 18:10:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2021-02-23 18:10:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2021-02-23 18:10:19,125 INFO L130 BoogieDeclarations]: Found specification of procedure div [2021-02-23 18:10:19,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2021-02-23 18:10:19,125 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2021-02-23 18:10:19,125 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2021-02-23 18:10:19,125 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2021-02-23 18:10:19,125 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2021-02-23 18:10:19,125 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2021-02-23 18:10:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2021-02-23 18:10:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2021-02-23 18:10:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2021-02-23 18:10:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2021-02-23 18:10:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2021-02-23 18:10:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2021-02-23 18:10:19,126 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2021-02-23 18:10:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2021-02-23 18:10:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2021-02-23 18:10:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2021-02-23 18:10:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2021-02-23 18:10:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2021-02-23 18:10:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2021-02-23 18:10:19,127 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2021-02-23 18:10:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2021-02-23 18:10:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2021-02-23 18:10:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-23 18:10:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-23 18:10:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-23 18:10:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2021-02-23 18:10:19,128 INFO L130 BoogieDeclarations]: Found specification of procedure sll_remove_first [2021-02-23 18:10:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-23 18:10:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-23 18:10:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-23 18:10:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-02-23 18:10:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-23 18:10:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-23 18:10:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-23 18:10:19,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-23 18:10:19,528 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2021-02-23 18:10:19,675 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-23 18:10:19,675 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-02-23 18:10:19,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 06:10:19 BoogieIcfgContainer [2021-02-23 18:10:19,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-23 18:10:19,680 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-23 18:10:19,680 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-23 18:10:19,684 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-23 18:10:19,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.02 06:10:18" (1/3) ... [2021-02-23 18:10:19,685 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@268f527d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 06:10:19, skipping insertion in model container [2021-02-23 18:10:19,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:10:18" (2/3) ... [2021-02-23 18:10:19,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@268f527d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 06:10:19, skipping insertion in model container [2021-02-23 18:10:19,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 06:10:19" (3/3) ... [2021-02-23 18:10:19,687 INFO L111 eAbstractionObserver]: Analyzing ICFG sll2n_remove_all.i [2021-02-23 18:10:19,696 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-23 18:10:19,702 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-23 18:10:19,741 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-23 18:10:19,799 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-23 18:10:19,800 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-23 18:10:19,803 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-23 18:10:19,803 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-23 18:10:19,803 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-23 18:10:19,804 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-23 18:10:19,804 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-23 18:10:19,804 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-23 18:10:19,843 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states. [2021-02-23 18:10:19,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-02-23 18:10:19,867 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:10:19,869 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 18:10:19,869 INFO L428 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:10:19,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:10:19,876 INFO L82 PathProgramCache]: Analyzing trace with hash -1688631558, now seen corresponding path program 1 times [2021-02-23 18:10:19,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:10:19,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [720068203] [2021-02-23 18:10:19,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:10:19,997 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:10:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:20,196 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:20,197 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:20,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:20,235 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:20,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:10:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:20,282 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:20,283 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:20,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 18:10:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:20,336 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:20,337 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:20,339 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:20,341 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:20,350 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 18:10:20,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [720068203] [2021-02-23 18:10:20,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:10:20,359 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-23 18:10:20,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44200400] [2021-02-23 18:10:20,367 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-23 18:10:20,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:10:20,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-23 18:10:20,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-23 18:10:20,390 INFO L87 Difference]: Start difference. First operand 80 states. Second operand 4 states. [2021-02-23 18:10:20,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:10:20,637 INFO L93 Difference]: Finished difference Result 122 states and 132 transitions. [2021-02-23 18:10:20,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-23 18:10:20,639 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2021-02-23 18:10:20,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:10:20,651 INFO L225 Difference]: With dead ends: 122 [2021-02-23 18:10:20,652 INFO L226 Difference]: Without dead ends: 70 [2021-02-23 18:10:20,656 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 18:10:20,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2021-02-23 18:10:20,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 65. [2021-02-23 18:10:20,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2021-02-23 18:10:20,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 66 transitions. [2021-02-23 18:10:20,715 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 66 transitions. Word has length 31 [2021-02-23 18:10:20,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:10:20,715 INFO L480 AbstractCegarLoop]: Abstraction has 65 states and 66 transitions. [2021-02-23 18:10:20,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-23 18:10:20,715 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2021-02-23 18:10:20,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-02-23 18:10:20,717 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:10:20,717 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 18:10:20,718 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-23 18:10:20,718 INFO L428 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:10:20,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:10:20,719 INFO L82 PathProgramCache]: Analyzing trace with hash 2117295844, now seen corresponding path program 1 times [2021-02-23 18:10:20,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:10:20,720 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [995860182] [2021-02-23 18:10:20,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:10:20,726 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:10:20,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:20,810 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:20,812 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:20,813 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:20,814 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:20,820 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:20,820 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:20,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:10:20,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:20,874 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:20,874 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:20,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 18:10:20,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:20,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:20,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:20,917 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:20,918 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:20,929 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 18:10:20,930 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [995860182] [2021-02-23 18:10:20,930 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:10:20,931 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-23 18:10:20,931 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224119598] [2021-02-23 18:10:20,932 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-23 18:10:20,932 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:10:20,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-23 18:10:20,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-23 18:10:20,933 INFO L87 Difference]: Start difference. First operand 65 states and 66 transitions. Second operand 7 states. [2021-02-23 18:10:21,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:10:21,287 INFO L93 Difference]: Finished difference Result 102 states and 105 transitions. [2021-02-23 18:10:21,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-23 18:10:21,288 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 31 [2021-02-23 18:10:21,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:10:21,290 INFO L225 Difference]: With dead ends: 102 [2021-02-23 18:10:21,290 INFO L226 Difference]: Without dead ends: 73 [2021-02-23 18:10:21,292 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 18:10:21,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-02-23 18:10:21,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 66. [2021-02-23 18:10:21,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2021-02-23 18:10:21,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 67 transitions. [2021-02-23 18:10:21,308 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 67 transitions. Word has length 31 [2021-02-23 18:10:21,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:10:21,308 INFO L480 AbstractCegarLoop]: Abstraction has 66 states and 67 transitions. [2021-02-23 18:10:21,309 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-23 18:10:21,309 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 67 transitions. [2021-02-23 18:10:21,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-02-23 18:10:21,310 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:10:21,311 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 18:10:21,311 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-23 18:10:21,311 INFO L428 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:10:21,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:10:21,312 INFO L82 PathProgramCache]: Analyzing trace with hash 487225878, now seen corresponding path program 1 times [2021-02-23 18:10:21,312 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:10:21,313 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [638627640] [2021-02-23 18:10:21,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:10:21,381 INFO L84 AcceleratorFastUPR]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2021-02-23 18:10:21,386 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:10:21,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:21,481 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:21,482 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:21,483 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:21,483 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:21,488 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:21,489 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:21,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:10:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:21,534 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:21,535 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:21,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 18:10:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:21,617 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:21,617 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:21,624 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:21,625 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:21,635 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:21,636 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:10:21,645 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:21,647 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:21,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-02-23 18:10:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:21,674 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:21,675 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:21,681 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 18:10:21,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [638627640] [2021-02-23 18:10:21,681 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:10:21,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-23 18:10:21,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738077467] [2021-02-23 18:10:21,682 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-23 18:10:21,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:10:21,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-23 18:10:21,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-02-23 18:10:21,684 INFO L87 Difference]: Start difference. First operand 66 states and 67 transitions. Second operand 9 states. [2021-02-23 18:10:21,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:10:21,956 INFO L93 Difference]: Finished difference Result 111 states and 115 transitions. [2021-02-23 18:10:21,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-02-23 18:10:21,956 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 49 [2021-02-23 18:10:21,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:10:21,958 INFO L225 Difference]: With dead ends: 111 [2021-02-23 18:10:21,958 INFO L226 Difference]: Without dead ends: 82 [2021-02-23 18:10:21,959 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2021-02-23 18:10:21,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2021-02-23 18:10:21,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 75. [2021-02-23 18:10:21,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2021-02-23 18:10:21,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 77 transitions. [2021-02-23 18:10:21,983 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 77 transitions. Word has length 49 [2021-02-23 18:10:21,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:10:21,984 INFO L480 AbstractCegarLoop]: Abstraction has 75 states and 77 transitions. [2021-02-23 18:10:21,984 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-23 18:10:21,984 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 77 transitions. [2021-02-23 18:10:21,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-02-23 18:10:21,987 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:10:21,987 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 18:10:21,988 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-23 18:10:21,988 INFO L428 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:10:21,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:10:21,988 INFO L82 PathProgramCache]: Analyzing trace with hash 2008542408, now seen corresponding path program 2 times [2021-02-23 18:10:21,989 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:10:21,989 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1040715241] [2021-02-23 18:10:21,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:10:22,018 INFO L84 AcceleratorFastUPR]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2021-02-23 18:10:22,022 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:10:22,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:22,063 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,063 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:22,064 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,064 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:10:22,067 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,068 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:22,072 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,072 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:22,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:10:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:22,095 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,096 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:22,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 18:10:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:22,134 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,135 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:22,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-02-23 18:10:22,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:22,141 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,142 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:22,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 18:10:22,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:22,149 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,149 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:22,158 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-02-23 18:10:22,158 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1040715241] [2021-02-23 18:10:22,159 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:10:22,159 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-23 18:10:22,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503085114] [2021-02-23 18:10:22,160 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-23 18:10:22,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:10:22,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-23 18:10:22,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-23 18:10:22,161 INFO L87 Difference]: Start difference. First operand 75 states and 77 transitions. Second operand 6 states. [2021-02-23 18:10:22,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:10:22,340 INFO L93 Difference]: Finished difference Result 84 states and 87 transitions. [2021-02-23 18:10:22,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-23 18:10:22,341 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2021-02-23 18:10:22,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:10:22,343 INFO L225 Difference]: With dead ends: 84 [2021-02-23 18:10:22,343 INFO L226 Difference]: Without dead ends: 79 [2021-02-23 18:10:22,343 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-02-23 18:10:22,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-02-23 18:10:22,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 76. [2021-02-23 18:10:22,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2021-02-23 18:10:22,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 78 transitions. [2021-02-23 18:10:22,356 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 78 transitions. Word has length 67 [2021-02-23 18:10:22,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:10:22,356 INFO L480 AbstractCegarLoop]: Abstraction has 76 states and 78 transitions. [2021-02-23 18:10:22,356 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-23 18:10:22,357 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 78 transitions. [2021-02-23 18:10:22,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-02-23 18:10:22,358 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:10:22,358 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 18:10:22,359 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-23 18:10:22,359 INFO L428 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:10:22,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:10:22,359 INFO L82 PathProgramCache]: Analyzing trace with hash -1275478953, now seen corresponding path program 1 times [2021-02-23 18:10:22,360 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:10:22,360 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1398572109] [2021-02-23 18:10:22,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:10:22,388 INFO L84 AcceleratorFastUPR]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2021-02-23 18:10:22,392 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:10:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:22,435 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,436 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:22,437 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,437 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:10:22,441 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,441 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:22,446 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,446 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:22,452 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,453 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:22,459 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,460 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:22,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:10:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:22,487 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,487 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:22,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 18:10:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:22,525 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,526 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:22,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-02-23 18:10:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:22,532 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,533 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:22,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 18:10:22,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:22,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,540 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:22,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-02-23 18:10:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:22,567 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:22,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:22,600 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-02-23 18:10:22,601 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1398572109] [2021-02-23 18:10:22,601 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:10:22,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-23 18:10:22,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704007518] [2021-02-23 18:10:22,602 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-23 18:10:22,602 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:10:22,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-23 18:10:22,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-23 18:10:22,603 INFO L87 Difference]: Start difference. First operand 76 states and 78 transitions. Second operand 9 states. [2021-02-23 18:10:22,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:10:22,883 INFO L93 Difference]: Finished difference Result 86 states and 89 transitions. [2021-02-23 18:10:22,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-02-23 18:10:22,884 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 84 [2021-02-23 18:10:22,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:10:22,885 INFO L225 Difference]: With dead ends: 86 [2021-02-23 18:10:22,886 INFO L226 Difference]: Without dead ends: 81 [2021-02-23 18:10:22,886 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 18:10:22,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-02-23 18:10:22,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2021-02-23 18:10:22,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2021-02-23 18:10:22,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 84 transitions. [2021-02-23 18:10:22,899 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 84 transitions. Word has length 84 [2021-02-23 18:10:22,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:10:22,900 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 84 transitions. [2021-02-23 18:10:22,900 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-23 18:10:22,900 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 84 transitions. [2021-02-23 18:10:22,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-02-23 18:10:22,902 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:10:22,902 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 18:10:22,902 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-23 18:10:22,903 INFO L428 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:10:22,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:10:22,903 INFO L82 PathProgramCache]: Analyzing trace with hash 623713448, now seen corresponding path program 2 times [2021-02-23 18:10:22,904 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:10:22,904 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1018979065] [2021-02-23 18:10:22,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:10:22,936 INFO L84 AcceleratorFastUPR]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2021-02-23 18:10:22,940 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:10:22,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:23,102 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,102 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:23,104 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,105 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:10:23,114 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,115 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-23 18:10:23,134 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,136 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-02-23 18:10:23,153 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,154 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-23 18:10:23,169 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,170 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 18:10:23,185 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,186 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-23 18:10:23,199 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,200 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:23,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:10:23,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:23,232 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,233 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:23,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 18:10:23,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:23,317 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,318 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:23,332 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,333 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:10:23,357 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,358 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-23 18:10:23,386 WARN L141 QuantifierPusher]: treesize reduction 20, result has 50.0 percent of original size [2021-02-23 18:10:23,390 WARN L147 QuantifierPusher]: treesize reduction 20, result has 50.0 percent of original size 20 [2021-02-23 18:10:23,447 WARN L141 QuantifierPusher]: treesize reduction 20, result has 58.3 percent of original size [2021-02-23 18:10:23,448 WARN L147 QuantifierPusher]: treesize reduction 20, result has 58.3 percent of original size 28 [2021-02-23 18:10:23,482 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-23 18:10:23,515 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,521 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-23 18:10:23,556 WARN L141 QuantifierPusher]: treesize reduction 5, result has 90.2 percent of original size [2021-02-23 18:10:23,557 WARN L147 QuantifierPusher]: treesize reduction 5, result has 90.2 percent of original size 46 [2021-02-23 18:10:23,603 WARN L141 QuantifierPusher]: treesize reduction 5, result has 90.2 percent of original size [2021-02-23 18:10:23,606 WARN L147 QuantifierPusher]: treesize reduction 5, result has 90.2 percent of original size 46 [2021-02-23 18:10:23,648 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,649 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-23 18:10:23,692 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,693 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-23 18:10:23,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-02-23 18:10:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:23,749 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,755 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:23,756 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-23 18:10:23,793 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,798 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-23 18:10:23,838 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,841 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-23 18:10:23,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 18:10:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:23,950 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,952 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-23 18:10:23,995 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:23,996 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 18:10:24,038 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:24,040 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-23 18:10:24,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:24,088 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-23 18:10:24,134 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:24,134 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-23 18:10:24,138 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:24,140 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 167 [2021-02-23 18:10:24,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-02-23 18:10:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:24,511 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:24,512 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-23 18:10:24,571 WARN L141 QuantifierPusher]: treesize reduction 14, result has 75.9 percent of original size [2021-02-23 18:10:24,574 WARN L147 QuantifierPusher]: treesize reduction 14, result has 75.9 percent of original size 44 [2021-02-23 18:10:24,657 WARN L141 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size [2021-02-23 18:10:24,658 WARN L147 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size 52 [2021-02-23 18:10:24,739 WARN L141 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size [2021-02-23 18:10:24,743 WARN L147 QuantifierPusher]: treesize reduction 6, result has 89.7 percent of original size 52 [2021-02-23 18:10:24,827 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:24,829 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-02-23 18:10:24,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-02-23 18:10:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:25,034 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:25,037 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-23 18:10:25,039 WARN L141 QuantifierPusher]: treesize reduction 8, result has 85.5 percent of original size [2021-02-23 18:10:25,041 WARN L147 QuantifierPusher]: treesize reduction 8, result has 85.5 percent of original size 47 [2021-02-23 18:10:25,111 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:25,113 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-23 18:10:25,190 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:25,192 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-23 18:10:25,267 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:25,268 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-02-23 18:10:25,444 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-02-23 18:10:25,445 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1018979065] [2021-02-23 18:10:25,445 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:10:25,445 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-02-23 18:10:25,445 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703106720] [2021-02-23 18:10:25,446 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-02-23 18:10:25,446 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:10:25,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-02-23 18:10:25,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=1181, Unknown=0, NotChecked=0, Total=1260 [2021-02-23 18:10:25,447 INFO L87 Difference]: Start difference. First operand 81 states and 84 transitions. Second operand 36 states. [2021-02-23 18:10:28,107 WARN L202 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2021-02-23 18:10:28,343 WARN L202 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 73 [2021-02-23 18:10:28,583 WARN L202 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2021-02-23 18:10:28,763 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2021-02-23 18:10:29,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:10:29,427 INFO L93 Difference]: Finished difference Result 115 states and 124 transitions. [2021-02-23 18:10:29,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-02-23 18:10:29,428 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 101 [2021-02-23 18:10:29,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:10:29,430 INFO L225 Difference]: With dead ends: 115 [2021-02-23 18:10:29,430 INFO L226 Difference]: Without dead ends: 110 [2021-02-23 18:10:29,433 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 10 SyntacticMatches, 3 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 362 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=241, Invalid=3065, Unknown=0, NotChecked=0, Total=3306 [2021-02-23 18:10:29,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-02-23 18:10:29,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 102. [2021-02-23 18:10:29,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2021-02-23 18:10:29,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 108 transitions. [2021-02-23 18:10:29,454 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 108 transitions. Word has length 101 [2021-02-23 18:10:29,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:10:29,455 INFO L480 AbstractCegarLoop]: Abstraction has 102 states and 108 transitions. [2021-02-23 18:10:29,455 INFO L481 AbstractCegarLoop]: Interpolant automaton has 36 states. [2021-02-23 18:10:29,455 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2021-02-23 18:10:29,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-02-23 18:10:29,457 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:10:29,457 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 18:10:29,458 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-23 18:10:29,458 INFO L428 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:10:29,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:10:29,459 INFO L82 PathProgramCache]: Analyzing trace with hash -951170953, now seen corresponding path program 3 times [2021-02-23 18:10:29,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:10:29,459 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [775376684] [2021-02-23 18:10:29,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:10:29,488 INFO L84 AcceleratorFastUPR]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2021-02-23 18:10:29,493 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:10:29,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:29,587 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:29,588 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:29,588 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:29,589 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:10:29,592 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:29,593 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:29,597 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:29,598 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:29,604 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:29,604 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:29,610 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:29,611 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:29,617 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:29,618 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:10:29,627 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:29,628 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:29,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:10:29,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:29,660 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:29,661 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:29,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 18:10:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:29,735 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:29,737 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:29,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-02-23 18:10:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:29,747 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:29,750 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:29,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 18:10:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:29,765 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:29,766 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:29,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-02-23 18:10:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:29,805 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:29,807 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:29,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-02-23 18:10:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:29,824 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:29,825 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:29,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-02-23 18:10:29,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:29,833 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:29,833 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:29,885 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-02-23 18:10:29,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [775376684] [2021-02-23 18:10:29,885 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:10:29,885 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-23 18:10:29,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708113687] [2021-02-23 18:10:29,886 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-23 18:10:29,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:10:29,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-23 18:10:29,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-02-23 18:10:29,887 INFO L87 Difference]: Start difference. First operand 102 states and 108 transitions. Second operand 11 states. [2021-02-23 18:10:30,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:10:30,282 INFO L93 Difference]: Finished difference Result 130 states and 137 transitions. [2021-02-23 18:10:30,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-23 18:10:30,283 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 118 [2021-02-23 18:10:30,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:10:30,285 INFO L225 Difference]: With dead ends: 130 [2021-02-23 18:10:30,285 INFO L226 Difference]: Without dead ends: 90 [2021-02-23 18:10:30,286 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 18:10:30,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2021-02-23 18:10:30,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2021-02-23 18:10:30,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2021-02-23 18:10:30,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 93 transitions. [2021-02-23 18:10:30,303 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 93 transitions. Word has length 118 [2021-02-23 18:10:30,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:10:30,304 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 93 transitions. [2021-02-23 18:10:30,304 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-23 18:10:30,304 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 93 transitions. [2021-02-23 18:10:30,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-02-23 18:10:30,305 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:10:30,306 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 18:10:30,306 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-02-23 18:10:30,306 INFO L428 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:10:30,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:10:30,307 INFO L82 PathProgramCache]: Analyzing trace with hash -919274918, now seen corresponding path program 4 times [2021-02-23 18:10:30,307 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:10:30,307 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [418192147] [2021-02-23 18:10:30,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:10:30,334 INFO L84 AcceleratorFastUPR]: FastUPR could not accelerate loop because java.lang.UnsupportedOperationException: No Result found. [2021-02-23 18:10:30,337 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:10:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:30,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:30,379 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:30,381 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:30,381 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:30,384 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:30,384 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:30,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:10:30,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:30,406 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:30,406 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:30,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-02-23 18:10:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:30,450 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:30,450 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:30,456 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:30,457 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:30,465 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:30,465 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:10:30,474 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:30,475 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:10:30,485 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:30,486 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:10:30,497 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:30,497 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:10:30,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-02-23 18:10:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:30,518 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:30,518 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:30,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-23 18:10:30,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:30,526 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:30,527 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:30,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-02-23 18:10:30,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:30,535 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:30,535 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:30,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-23 18:10:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:30,564 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:30,565 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:30,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-02-23 18:10:30,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:10:30,571 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:10:30,572 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:10:30,588 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-02-23 18:10:30,588 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [418192147] [2021-02-23 18:10:30,588 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:10:30,589 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-02-23 18:10:30,589 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798324627] [2021-02-23 18:10:30,589 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-02-23 18:10:30,589 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:10:30,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-02-23 18:10:30,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2021-02-23 18:10:30,590 INFO L87 Difference]: Start difference. First operand 90 states and 93 transitions. Second operand 12 states. [2021-02-23 18:10:30,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:10:30,979 INFO L93 Difference]: Finished difference Result 90 states and 93 transitions. [2021-02-23 18:10:30,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-02-23 18:10:30,980 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 119 [2021-02-23 18:10:30,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:10:30,981 INFO L225 Difference]: With dead ends: 90 [2021-02-23 18:10:30,981 INFO L226 Difference]: Without dead ends: 0 [2021-02-23 18:10:30,982 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 18:10:30,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-23 18:10:30,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-23 18:10:30,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-23 18:10:30,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-23 18:10:30,983 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 119 [2021-02-23 18:10:30,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:10:30,984 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-23 18:10:30,984 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-02-23 18:10:30,984 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-23 18:10:30,984 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-23 18:10:30,984 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-23 18:10:30,987 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-23 18:10:31,580 WARN L202 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 79 [2021-02-23 18:10:31,921 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2021-02-23 18:10:32,194 WARN L202 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2021-02-23 18:10:32,309 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2021-02-23 18:10:32,665 WARN L202 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 59 [2021-02-23 18:10:33,728 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 51 [2021-02-23 18:10:33,919 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2021-02-23 18:10:33,919 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 12) no Hoare annotation was computed. [2021-02-23 18:10:33,919 INFO L189 CegarLoopUtils]: For program point L12-1(line 12) no Hoare annotation was computed. [2021-02-23 18:10:33,919 INFO L189 CegarLoopUtils]: For program point L12-2(line 12) no Hoare annotation was computed. [2021-02-23 18:10:33,919 INFO L189 CegarLoopUtils]: For program point L12-3(line 12) no Hoare annotation was computed. [2021-02-23 18:10:33,920 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-02-23 18:10:33,920 INFO L192 CegarLoopUtils]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-02-23 18:10:33,920 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line 12) the Hoare annotation is: true [2021-02-23 18:10:33,920 INFO L192 CegarLoopUtils]: At program point L12(line 12) the Hoare annotation is: true [2021-02-23 18:10:33,920 INFO L192 CegarLoopUtils]: At program point L12-1(line 12) the Hoare annotation is: true [2021-02-23 18:10:33,920 INFO L192 CegarLoopUtils]: At program point L12-2(line 12) the Hoare annotation is: true [2021-02-23 18:10:33,920 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 18:10:33,920 INFO L192 CegarLoopUtils]: At program point L12-3(line 12) the Hoare annotation is: true [2021-02-23 18:10:33,921 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-02-23 18:10:33,921 INFO L192 CegarLoopUtils]: At program point myexitENTRY(lines 571 573) the Hoare annotation is: true [2021-02-23 18:10:33,921 INFO L192 CegarLoopUtils]: At program point L572(line 572) the Hoare annotation is: true [2021-02-23 18:10:33,921 INFO L189 CegarLoopUtils]: For program point myexitEXIT(lines 571 573) no Hoare annotation was computed. [2021-02-23 18:10:33,921 INFO L189 CegarLoopUtils]: For program point __bswap_32ENTRY(lines 74 78) no Hoare annotation was computed. [2021-02-23 18:10:33,921 INFO L189 CegarLoopUtils]: For program point L77(line 77) no Hoare annotation was computed. [2021-02-23 18:10:33,921 INFO L189 CegarLoopUtils]: For program point L77-1(line 77) no Hoare annotation was computed. [2021-02-23 18:10:33,921 INFO L189 CegarLoopUtils]: For program point __bswap_32FINAL(lines 74 78) no Hoare annotation was computed. [2021-02-23 18:10:33,921 INFO L189 CegarLoopUtils]: For program point __bswap_32EXIT(lines 74 78) no Hoare annotation was computed. [2021-02-23 18:10:33,922 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$.offset| .cse3) 4) 0) (= (select |old(#valid)| .cse1) 0)))) (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|))) [2021-02-23 18:10:33,922 INFO L185 CegarLoopUtils]: At program point sll_createENTRY(lines 583 591) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 18:10:33,922 INFO L185 CegarLoopUtils]: At program point L587(line 587) the Hoare annotation is: (let ((.cse0 (= sll_create_~new_head~0.offset 0)) (.cse1 (= sll_create_~head~0.offset 0))) (or (and (= (select |old(#valid)| sll_create_~new_head~0.base) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= sll_create_~head~0.base 0) (= |sll_create_#in~len| sll_create_~len) .cse0 .cse1) (let ((.cse2 (+ sll_create_~new_head~0.offset 4))) (and (= (select |old(#valid)| sll_create_~head~0.base) 0) (<= (+ sll_create_~len 1) |sll_create_#in~len|) .cse0 .cse1 (= (select (select (store |#memory_$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$.offset| sll_create_~new_head~0.base) .cse2 sll_create_~head~0.offset)) sll_create_~head~0.base) 4) 0))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|)))) [2021-02-23 18:10:33,923 INFO L185 CegarLoopUtils]: At program point L586(line 586) the Hoare annotation is: (let ((.cse0 (= sll_create_~head~0.offset 0))) (or (and (= |#memory_$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$.offset| sll_create_~head~0.base) 4) 0)))) [2021-02-23 18:10:33,923 INFO L185 CegarLoopUtils]: At program point L587-1(line 587) the Hoare annotation is: (let ((.cse5 (select |#memory_$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$.offset| sll_create_~new_head~0.base (store .cse7 .cse6 sll_create_~head~0.offset)) sll_create_~head~0.base) 4) 0)))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|)) (and (= (select |old(#valid)| sll_create_~new_head~0.base) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= sll_create_~head~0.base 0) .cse1 (= .cse0 0) (= |sll_create_#in~len| sll_create_~len) .cse2 .cse4)))) [2021-02-23 18:10:33,923 INFO L185 CegarLoopUtils]: At program point L586-1(line 586) the Hoare annotation is: (let ((.cse0 (= |sll_create_#t~ret7.offset| 0)) (.cse1 (= sll_create_~head~0.offset 0))) (or (and (= (select |old(#valid)| sll_create_~head~0.base) 0) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4) 0) (<= (+ sll_create_~len 1) |sll_create_#in~len|) .cse0 .cse1 (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 4) 0) (not (= sll_create_~head~0.base |sll_create_#t~ret7.base|))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|)) (and (= (select |#valid| |sll_create_#t~ret7.base|) 1) (= sll_create_~head~0.base 0) .cse0 (= |sll_create_#in~len| sll_create_~len) .cse1 (= (select |old(#valid)| |sll_create_#t~ret7.base|) 0)))) [2021-02-23 18:10:33,923 INFO L185 CegarLoopUtils]: At program point L584(line 584) the Hoare annotation is: (and (= |#memory_$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$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 18:10:33,924 INFO L185 CegarLoopUtils]: At program point L586-2(line 586) the Hoare annotation is: (let ((.cse0 (= |sll_create_#t~ret7.offset| 0)) (.cse1 (= sll_create_~new_head~0.offset 0)) (.cse2 (= sll_create_~head~0.offset 0))) (or (and (= (select |old(#valid)| sll_create_~head~0.base) 0) (= (select (select |#memory_$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$.base| sll_create_~new_head~0.base) (+ sll_create_~new_head~0.offset 4) sll_create_~head~0.base)) sll_create_~head~0.base) 4) 0) (not (= sll_create_~head~0.base |sll_create_#t~ret7.base|))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|)) (and (= (select |old(#valid)| sll_create_~new_head~0.base) 0) (= (select |#valid| |sll_create_#t~ret7.base|) 1) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= sll_create_~head~0.base 0) .cse0 (= |sll_create_#in~len| sll_create_~len) .cse1 .cse2 (= (select |old(#valid)| |sll_create_#t~ret7.base|) 0)))) [2021-02-23 18:10:33,924 INFO L185 CegarLoopUtils]: At program point L583(lines 583 591) the Hoare annotation is: (and (= |#memory_$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$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 18:10:33,924 INFO L185 CegarLoopUtils]: At program point L585-2(lines 585 589) the Hoare annotation is: (let ((.cse7 (select |#memory_$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$.offset| .cse4) 4) 0))) (and (= (select |old(#valid)| sll_create_~head~0.base) 0) (= (select |old(#valid)| sll_create_~new_head~0.base) 0) (= 1 (select |#valid| sll_create_~new_head~0.base)) (= .cse0 0) .cse2 (= .cse1 0) (= |sll_create_#in~len| sll_create_~len) .cse3 (= (select |#valid| sll_create_~head~0.base) 1) .cse5 .cse6)))) [2021-02-23 18:10:33,925 INFO L185 CegarLoopUtils]: At program point L585-3(line 585) the Hoare annotation is: (let ((.cse8 (select |#memory_$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$.offset| .cse6) 4) 0))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|) .cse7)))) [2021-02-23 18:10:33,925 INFO L185 CegarLoopUtils]: At program point L585-4(line 585) the Hoare annotation is: (let ((.cse10 (select |#memory_$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$.offset| .cse8) 4) 0))) (and .cse7 (<= 3 |sll_create_#in~len|) .cse9)))) [2021-02-23 18:10:33,925 INFO L185 CegarLoopUtils]: At program point L585-5(lines 585 589) the Hoare annotation is: (let ((.cse9 (select |#memory_$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$.offset| .cse8) 4) 0)))))) [2021-02-23 18:10:33,926 INFO L185 CegarLoopUtils]: At program point L585-6(lines 585 589) the Hoare annotation is: (or (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|)) (let ((.cse1 (select |#memory_$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$.offset| .cse2) 4) 0))))) [2021-02-23 18:10:33,926 INFO L185 CegarLoopUtils]: At program point sll_createFINAL(lines 583 591) the Hoare annotation is: (or (let ((.cse2 (select |#memory_$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$.offset| .cse3) 4) 0) (= (select |old(#valid)| .cse1) 0)))) (and (<= |sll_create_#in~len| 1) (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|))) [2021-02-23 18:10:33,926 INFO L189 CegarLoopUtils]: For program point __bswap_64ENTRY(lines 79 83) no Hoare annotation was computed. [2021-02-23 18:10:33,926 INFO L189 CegarLoopUtils]: For program point L82-1(line 82) no Hoare annotation was computed. [2021-02-23 18:10:33,926 INFO L189 CegarLoopUtils]: For program point __bswap_64FINAL(lines 79 83) no Hoare annotation was computed. [2021-02-23 18:10:33,926 INFO L189 CegarLoopUtils]: For program point __bswap_64EXIT(lines 79 83) no Hoare annotation was computed. [2021-02-23 18:10:33,927 INFO L189 CegarLoopUtils]: For program point L82(line 82) no Hoare annotation was computed. [2021-02-23 18:10:33,927 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-02-23 18:10:33,927 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-23 18:10:33,927 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-23 18:10:33,927 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-02-23 18:10:33,927 INFO L185 CegarLoopUtils]: At program point L609(line 609) the Hoare annotation is: false [2021-02-23 18:10:33,927 INFO L185 CegarLoopUtils]: At program point L605(lines 605 607) the Hoare annotation is: (and (= main_~len~0 2) (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0) (= |main_#t~mem13.base| 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0) (= |main_#t~mem13.offset| 0)) [2021-02-23 18:10:33,927 INFO L185 CegarLoopUtils]: At program point L605-1(line 605) the Hoare annotation is: false [2021-02-23 18:10:33,928 INFO L185 CegarLoopUtils]: At program point L603(line 603) the Hoare annotation is: (let ((.cse4 (select (select |#memory_$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$.base| .cse2) 4) 0) .cse1 (<= main_~i~0 1) .cse3)))) [2021-02-23 18:10:33,928 INFO L192 CegarLoopUtils]: At program point L605-2(line 605) the Hoare annotation is: true [2021-02-23 18:10:33,928 INFO L185 CegarLoopUtils]: At program point L603-1(lines 602 604) the Hoare annotation is: (let ((.cse0 (= main_~len~0 2)) (.cse2 (= (select (select |#memory_$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$.offset| .cse1) 4) 0)))) [2021-02-23 18:10:33,928 INFO L185 CegarLoopUtils]: At program point L601(line 601) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$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$.offset| .cse1) 4) 0)))) [2021-02-23 18:10:33,928 INFO L192 CegarLoopUtils]: At program point mainEXIT(lines 597 611) the Hoare annotation is: true [2021-02-23 18:10:33,928 INFO L185 CegarLoopUtils]: At program point L599(line 599) the Hoare annotation is: (and (= main_~len~0 2) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 18:10:33,929 INFO L192 CegarLoopUtils]: At program point mainFINAL(lines 597 611) the Hoare annotation is: true [2021-02-23 18:10:33,929 INFO L185 CegarLoopUtils]: At program point L610(line 610) the Hoare annotation is: false [2021-02-23 18:10:33,929 INFO L192 CegarLoopUtils]: At program point L608(line 608) the Hoare annotation is: true [2021-02-23 18:10:33,929 INFO L185 CegarLoopUtils]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 609) the Hoare annotation is: false [2021-02-23 18:10:33,929 INFO L185 CegarLoopUtils]: At program point L606(lines 597 611) the Hoare annotation is: false [2021-02-23 18:10:33,929 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 597 611) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 18:10:33,930 INFO L185 CegarLoopUtils]: At program point L602(line 602) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$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$.offset| .cse1) 4) 0)))) [2021-02-23 18:10:33,930 INFO L185 CegarLoopUtils]: At program point L600(line 600) the Hoare annotation is: (and (= main_~len~0 2) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 18:10:33,930 INFO L185 CegarLoopUtils]: At program point L600-1(line 600) the Hoare annotation is: (and (= main_~len~0 2) (= (select |#valid| |main_~#s~0.base|) 1)) [2021-02-23 18:10:33,930 INFO L185 CegarLoopUtils]: At program point L602-3(line 602) the Hoare annotation is: (let ((.cse0 (= main_~len~0 2)) (.cse2 (= (select (select |#memory_$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$.offset| .cse1) 4) 0)))) [2021-02-23 18:10:33,930 INFO L185 CegarLoopUtils]: At program point L600-2(line 600) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$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$.base| .cse0) 4) 0))) [2021-02-23 18:10:33,930 INFO L185 CegarLoopUtils]: At program point L602-4(line 602) the Hoare annotation is: (let ((.cse0 (= main_~len~0 2)) (.cse2 (= (select (select |#memory_$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$.offset| .cse1) 4) 0)))) [2021-02-23 18:10:33,931 INFO L185 CegarLoopUtils]: At program point L600-3(line 600) the Hoare annotation is: (let ((.cse2 (select (select |#memory_$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$.base| .cse0) 4) 0)))) [2021-02-23 18:10:33,931 INFO L185 CegarLoopUtils]: At program point L602-5(lines 602 604) the Hoare annotation is: (let ((.cse4 (select (select |#memory_$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$.base| .cse2) 4) 0) .cse1 (<= main_~i~0 1) .cse3) (and .cse0 (= .cse4 0) (<= (+ main_~i~0 1) 0) .cse1)))) [2021-02-23 18:10:33,931 INFO L185 CegarLoopUtils]: At program point L602-6(lines 602 604) the Hoare annotation is: (and (= main_~len~0 2) (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) [2021-02-23 18:10:33,931 INFO L192 CegarLoopUtils]: At program point L600-4(line 600) the Hoare annotation is: true [2021-02-23 18:10:33,931 INFO L192 CegarLoopUtils]: At program point L600-5(line 600) the Hoare annotation is: true [2021-02-23 18:10:33,931 INFO L185 CegarLoopUtils]: At program point L600-6(line 600) the Hoare annotation is: false [2021-02-23 18:10:33,931 INFO L185 CegarLoopUtils]: At program point L600-7(line 600) the Hoare annotation is: false [2021-02-23 18:10:33,932 INFO L185 CegarLoopUtils]: At program point L593(line 593) the Hoare annotation is: (and (= |#memory_$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$.base)|) (= |old(#valid)| |#valid|) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset)) [2021-02-23 18:10:33,932 INFO L185 CegarLoopUtils]: At program point L594-1(line 594) the Hoare annotation is: (and (= |#memory_$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$.offset| sll_remove_first_~head.base) sll_remove_first_~head.offset) 0))) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset)) [2021-02-23 18:10:33,932 INFO L185 CegarLoopUtils]: At program point L593-1(line 593) the Hoare annotation is: (let ((.cse0 (= |sll_remove_first_#t~mem8.offset| 0))) (and (or .cse0 (= |sll_remove_first_#t~mem8.offset| (select (select |#memory_$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$.base)|) (= |old(#valid)| |#valid|) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset))) [2021-02-23 18:10:33,932 INFO L185 CegarLoopUtils]: At program point L594-2(line 594) the Hoare annotation is: (and (let ((.cse0 (= |#memory_$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$.base)|) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset)) [2021-02-23 18:10:33,932 INFO L185 CegarLoopUtils]: At program point L593-2(line 593) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$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$.base)|) (= |old(#valid)| |#valid|) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset))) [2021-02-23 18:10:33,933 INFO L185 CegarLoopUtils]: At program point sll_remove_firstEXIT(lines 592 596) the Hoare annotation is: (or (not (= (select (select |old(#memory_$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$.offset| .cse2)))))) [2021-02-23 18:10:33,933 INFO L185 CegarLoopUtils]: At program point L593-3(line 593) the Hoare annotation is: (let ((.cse1 (select (select |#memory_$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$.base)|) (= |old(#valid)| |#valid|) (or (and (= .cse4 sll_remove_first_~temp~1.base) (= .cse3 sll_remove_first_~temp~1.offset)) .cse2) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset)))) [2021-02-23 18:10:33,933 INFO L185 CegarLoopUtils]: At program point L593-4(line 593) the Hoare annotation is: (let ((.cse0 (= |sll_remove_first_#t~mem8.offset| 0)) (.cse2 (select (select |#memory_$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$.offset| .cse2) 4) sll_remove_first_~temp~1.offset)) (not (= .cse1 0))) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset))) [2021-02-23 18:10:33,933 INFO L185 CegarLoopUtils]: At program point sll_remove_firstENTRY(lines 592 596) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 18:10:33,934 INFO L185 CegarLoopUtils]: At program point L595(line 595) the Hoare annotation is: (and (let ((.cse0 (= |#memory_$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$.base)|) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset)) [2021-02-23 18:10:33,934 INFO L185 CegarLoopUtils]: At program point sll_remove_firstFINAL(lines 592 596) the Hoare annotation is: (or (not (= (select (select |old(#memory_$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$.offset| .cse2)))))) [2021-02-23 18:10:33,934 INFO L185 CegarLoopUtils]: At program point L594(line 594) the Hoare annotation is: (and (= |#memory_$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$.offset| sll_remove_first_~head.base) sll_remove_first_~head.offset) 0))) (= |sll_remove_first_#in~head.offset| sll_remove_first_~head.offset)) [2021-02-23 18:10:33,934 INFO L192 CegarLoopUtils]: At program point L577(line 577) the Hoare annotation is: true [2021-02-23 18:10:33,934 INFO L185 CegarLoopUtils]: At program point L576(lines 576 578) the Hoare annotation is: (and (= |#memory_$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$.base)|) (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base))) [2021-02-23 18:10:33,934 INFO L185 CegarLoopUtils]: At program point L575(line 575) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 18:10:33,935 INFO L185 CegarLoopUtils]: At program point L576-1(lines 576 578) the Hoare annotation is: (and (= |#memory_$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$.base)|) (= node_create_~temp~0.offset 0) (= 0 (select |old(#valid)| node_create_~temp~0.base))) [2021-02-23 18:10:33,935 INFO L185 CegarLoopUtils]: At program point L575-1(line 575) the Hoare annotation is: (and (= |#memory_$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$.base)|)) [2021-02-23 18:10:33,935 INFO L185 CegarLoopUtils]: At program point node_createENTRY(lines 574 582) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 18:10:33,935 INFO L185 CegarLoopUtils]: At program point node_createEXIT(lines 574 582) the Hoare annotation is: (and (= |node_create_#res.offset| 0) (= (select |#valid| |node_create_#res.base|) 1) (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= (select |old(#valid)| |node_create_#res.base|) 0) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= |#memory_$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$.base|)) [2021-02-23 18:10:33,935 INFO L185 CegarLoopUtils]: At program point node_createFINAL(lines 574 582) the Hoare annotation is: (and (= |node_create_#res.offset| 0) (= (select |#valid| |node_create_#res.base|) 1) (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= (select |old(#valid)| |node_create_#res.base|) 0) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= |#memory_$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$.base|)) [2021-02-23 18:10:33,935 INFO L185 CegarLoopUtils]: At program point L580(line 580) the Hoare annotation is: (and (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= |#memory_$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$.base|)) [2021-02-23 18:10:33,936 INFO L185 CegarLoopUtils]: At program point L579(line 579) the Hoare annotation is: (and (= (select |old(#valid)| |node_create_#t~malloc5.base|) 0) (= |node_create_#t~malloc5.offset| 0) (= 1 (select |#valid| |node_create_#t~malloc5.base|)) (= (select |#valid| node_create_~temp~0.base) 1) (= |#memory_$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$.base|)) [2021-02-23 18:10:33,946 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,947 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,948 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,948 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,948 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,948 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,948 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,949 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,950 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,951 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,951 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,951 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,956 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,957 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,958 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,959 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,960 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,963 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,964 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,964 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,964 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,965 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,965 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,965 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,965 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,966 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,966 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,966 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,966 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,967 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,967 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,967 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,967 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,967 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,968 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,968 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,968 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,970 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,970 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,970 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,971 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,971 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,971 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,971 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,971 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,972 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,972 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,972 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,972 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,973 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,973 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,973 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,973 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,973 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,974 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,974 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,974 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,976 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,978 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,978 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,978 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,978 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,979 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,979 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,979 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,979 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,979 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,980 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,980 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,980 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,980 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,983 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-02-23 18:10:33,986 INFO L168 Benchmark]: Toolchain (without parser) took 15712.11 ms. Allocated memory was 152.0 MB in the beginning and 345.0 MB in the end (delta: 192.9 MB). Free memory was 127.0 MB in the beginning and 164.5 MB in the end (delta: -37.5 MB). Peak memory consumption was 164.9 MB. Max. memory is 8.0 GB. [2021-02-23 18:10:33,986 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 152.0 MB. Free memory is still 125.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-23 18:10:33,987 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.76 ms. Allocated memory is still 152.0 MB. Free memory was 125.9 MB in the beginning and 134.3 MB in the end (delta: -8.4 MB). Peak memory consumption was 27.6 MB. Max. memory is 8.0 GB. [2021-02-23 18:10:33,987 INFO L168 Benchmark]: Boogie Preprocessor took 97.26 ms. Allocated memory is still 152.0 MB. Free memory was 134.2 MB in the beginning and 131.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-02-23 18:10:33,988 INFO L168 Benchmark]: RCFGBuilder took 681.66 ms. Allocated memory is still 152.0 MB. Free memory was 131.4 MB in the beginning and 86.3 MB in the end (delta: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 8.0 GB. [2021-02-23 18:10:33,988 INFO L168 Benchmark]: TraceAbstraction took 14305.39 ms. Allocated memory was 152.0 MB in the beginning and 345.0 MB in the end (delta: 192.9 MB). Free memory was 85.7 MB in the beginning and 164.5 MB in the end (delta: -78.8 MB). Peak memory consumption was 123.7 MB. Max. memory is 8.0 GB. [2021-02-23 18:10:33,990 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 152.0 MB. Free memory is still 125.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 591.76 ms. Allocated memory is still 152.0 MB. Free memory was 125.9 MB in the beginning and 134.3 MB in the end (delta: -8.4 MB). Peak memory consumption was 27.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 97.26 ms. Allocated memory is still 152.0 MB. Free memory was 134.2 MB in the beginning and 131.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 681.66 ms. Allocated memory is still 152.0 MB. Free memory was 131.4 MB in the beginning and 86.3 MB in the end (delta: 45.1 MB). Peak memory consumption was 45.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 14305.39 ms. Allocated memory was 152.0 MB in the beginning and 345.0 MB in the end (delta: 192.9 MB). Free memory was 85.7 MB in the beginning and 164.5 MB in the end (delta: -78.8 MB). Peak memory consumption was 123.7 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 18:10:33,997 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,998 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,998 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,998 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,998 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,998 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:33,999 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,999 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,999 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,999 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:33,999 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,000 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,000 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,000 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,000 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,000 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,001 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,001 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,001 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,002 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,002 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,002 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,002 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,002 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,003 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,003 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,003 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,003 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,003 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,004 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,004 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,004 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,004 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,004 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,004 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,005 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 18:10:34,005 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,006 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,006 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,006 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,006 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,006 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,007 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,007 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,007 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,007 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,007 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,008 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,008 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,008 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,008 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,009 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,010 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,010 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,011 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,011 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,011 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,011 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,011 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,012 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,012 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,012 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,012 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,012 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,013 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,013 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,013 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,013 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,013 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,014 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,014 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,014 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 18:10:34,015 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,015 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,016 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,016 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,016 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,016 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,016 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,017 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,017 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,017 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,017 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,017 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,018 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,018 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,018 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,018 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,018 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,019 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,019 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,020 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,020 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,020 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,020 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,021 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,021 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,021 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,021 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,021 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,022 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,022 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,022 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,022 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,022 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,023 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-02-23 18:10:34,023 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-02-23 18:10:34,023 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...