java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-sets/test_mutex_unlock_at_exit.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 04:02:38,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 04:02:38,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 04:02:38,469 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 04:02:38,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 04:02:38,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 04:02:38,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 04:02:38,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 04:02:38,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 04:02:38,487 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 04:02:38,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 04:02:38,489 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 04:02:38,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 04:02:38,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 04:02:38,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 04:02:38,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 04:02:38,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 04:02:38,499 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 04:02:38,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 04:02:38,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 04:02:38,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 04:02:38,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 04:02:38,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 04:02:38,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 04:02:38,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 04:02:38,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 04:02:38,521 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 04:02:38,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 04:02:38,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 04:02:38,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 04:02:38,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 04:02:38,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 04:02:38,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 04:02:38,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 04:02:38,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 04:02:38,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 04:02:38,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 04:02:38,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 04:02:38,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 04:02:38,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 04:02:38,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 04:02:38,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-31 04:02:38,551 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 04:02:38,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 04:02:38,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 04:02:38,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 04:02:38,555 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 04:02:38,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 04:02:38,555 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 04:02:38,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 04:02:38,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 04:02:38,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 04:02:38,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 04:02:38,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 04:02:38,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 04:02:38,557 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 04:02:38,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 04:02:38,558 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 04:02:38,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 04:02:38,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 04:02:38,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 04:02:38,559 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 04:02:38,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 04:02:38,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 04:02:38,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 04:02:38,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 04:02:38,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 04:02:38,560 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 04:02:38,560 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 04:02:38,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 04:02:38,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 04:02:38,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 04:02:38,616 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 04:02:38,620 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 04:02:38,621 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 04:02:38,622 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 04:02:38,623 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-sets/test_mutex_unlock_at_exit.i [2019-08-31 04:02:38,686 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00330f66e/887d34bf587e41cd867fa7cfb5b601cc/FLAGc7819b9a3 [2019-08-31 04:02:39,261 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 04:02:39,261 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-sets/test_mutex_unlock_at_exit.i [2019-08-31 04:02:39,280 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00330f66e/887d34bf587e41cd867fa7cfb5b601cc/FLAGc7819b9a3 [2019-08-31 04:02:39,521 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00330f66e/887d34bf587e41cd867fa7cfb5b601cc [2019-08-31 04:02:39,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 04:02:39,537 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 04:02:39,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 04:02:39,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 04:02:39,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 04:02:39,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:02:39" (1/1) ... [2019-08-31 04:02:39,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc262a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:39, skipping insertion in model container [2019-08-31 04:02:39,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:02:39" (1/1) ... [2019-08-31 04:02:39,556 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 04:02:39,602 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 04:02:40,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 04:02:40,122 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 04:02:40,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 04:02:40,261 INFO L192 MainTranslator]: Completed translation [2019-08-31 04:02:40,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:40 WrapperNode [2019-08-31 04:02:40,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 04:02:40,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 04:02:40,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 04:02:40,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 04:02:40,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:40" (1/1) ... [2019-08-31 04:02:40,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:40" (1/1) ... [2019-08-31 04:02:40,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:40" (1/1) ... [2019-08-31 04:02:40,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:40" (1/1) ... [2019-08-31 04:02:40,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:40" (1/1) ... [2019-08-31 04:02:40,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:40" (1/1) ... [2019-08-31 04:02:40,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:40" (1/1) ... [2019-08-31 04:02:40,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 04:02:40,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 04:02:40,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 04:02:40,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 04:02:40,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:40" (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 [2019-08-31 04:02:40,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 04:02:40,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 04:02:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-31 04:02:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-31 04:02:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-08-31 04:02:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2019-08-31 04:02:40,408 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-08-31 04:02:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-08-31 04:02:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-08-31 04:02:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-08-31 04:02:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-08-31 04:02:40,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-08-31 04:02:40,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_empty [2019-08-31 04:02:40,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_set [2019-08-31 04:02:40,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-08-31 04:02:40,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_del [2019-08-31 04:02:40,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2019-08-31 04:02:40,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_empty [2019-08-31 04:02:40,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-08-31 04:02:40,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-08-31 04:02:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-08-31 04:02:40,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-08-31 04:02:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-31 04:02:40,413 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 04:02:40,413 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-31 04:02:40,415 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-31 04:02:40,415 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-31 04:02:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-31 04:02:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-31 04:02:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-31 04:02:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-31 04:02:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-31 04:02:40,416 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-31 04:02:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-31 04:02:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-31 04:02:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-31 04:02:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-31 04:02:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-31 04:02:40,417 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-31 04:02:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-31 04:02:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-31 04:02:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-31 04:02:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-31 04:02:40,418 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-31 04:02:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-31 04:02:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-31 04:02:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-31 04:02:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-31 04:02:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-31 04:02:40,419 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-31 04:02:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-31 04:02:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-31 04:02:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-31 04:02:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-31 04:02:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-31 04:02:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-31 04:02:40,420 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-31 04:02:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-31 04:02:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-31 04:02:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-31 04:02:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-31 04:02:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-31 04:02:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-31 04:02:40,421 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-31 04:02:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-31 04:02:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-31 04:02:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-31 04:02:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-31 04:02:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-31 04:02:40,422 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-31 04:02:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-31 04:02:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-31 04:02:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-31 04:02:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-31 04:02:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-31 04:02:40,423 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-31 04:02:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-31 04:02:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-31 04:02:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-31 04:02:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-31 04:02:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-31 04:02:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-31 04:02:40,424 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-31 04:02:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-31 04:02:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-31 04:02:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-31 04:02:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-31 04:02:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-31 04:02:40,425 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-31 04:02:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-31 04:02:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-31 04:02:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-31 04:02:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-31 04:02:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-31 04:02:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-31 04:02:40,426 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-31 04:02:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-31 04:02:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-31 04:02:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-31 04:02:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-31 04:02:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-31 04:02:40,427 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-31 04:02:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-31 04:02:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-31 04:02:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-31 04:02:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-31 04:02:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-31 04:02:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-31 04:02:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-31 04:02:40,428 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-31 04:02:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-31 04:02:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-31 04:02:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-31 04:02:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-31 04:02:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-31 04:02:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-31 04:02:40,429 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-31 04:02:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-31 04:02:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-31 04:02:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-31 04:02:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-31 04:02:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-31 04:02:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-31 04:02:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-31 04:02:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-31 04:02:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-31 04:02:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 04:02:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-31 04:02:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 04:02:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-31 04:02:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-08-31 04:02:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-31 04:02:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2019-08-31 04:02:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-08-31 04:02:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-31 04:02:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-08-31 04:02:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-08-31 04:02:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-08-31 04:02:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-31 04:02:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-08-31 04:02:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-08-31 04:02:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_empty [2019-08-31 04:02:40,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_set [2019-08-31 04:02:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-08-31 04:02:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_del [2019-08-31 04:02:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2019-08-31 04:02:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_empty [2019-08-31 04:02:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 04:02:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-08-31 04:02:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-08-31 04:02:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-08-31 04:02:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-08-31 04:02:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-31 04:02:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 04:02:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 04:02:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 04:02:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-31 04:02:40,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 04:02:41,178 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 04:02:41,178 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-31 04:02:41,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:02:41 BoogieIcfgContainer [2019-08-31 04:02:41,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 04:02:41,181 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 04:02:41,181 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 04:02:41,181 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 04:02:41,183 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:02:41" (1/1) ... [2019-08-31 04:02:41,233 INFO L162 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-31 04:02:41,233 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 04:02:41,248 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 04:02:41,261 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 04:02:41,262 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 04:02:41,376 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_25|], 3=[|v_#valid_32|]} [2019-08-31 04:02:41,405 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-31 04:02:41,406 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:41,468 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:41,474 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:41,484 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2019-08-31 04:02:41,485 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:41,571 INFO L567 ElimStorePlain]: treesize reduction 4, result has 93.8 percent of original size [2019-08-31 04:02:41,571 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:41,572 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:72, output treesize:60 [2019-08-31 04:02:41,589 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 49 for LOIs [2019-08-31 04:02:41,595 INFO L199 IcfgInterpreter]: Interpreting procedure foo with input of size 49 for LOIs [2019-08-31 04:02:41,627 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_26|], 1=[|v_#valid_33|]} [2019-08-31 04:02:41,632 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 04:02:41,633 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:41,641 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2019-08-31 04:02:41,642 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:41,697 INFO L567 ElimStorePlain]: treesize reduction 4, result has 91.3 percent of original size [2019-08-31 04:02:41,711 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-31 04:02:41,712 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:41,735 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:41,735 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:41,736 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:95, output treesize:36 [2019-08-31 04:02:41,773 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_4|], 1=[|v_old(#valid)_BEFORE_CALL_4|]} [2019-08-31 04:02:41,798 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-31 04:02:41,798 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:41,916 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-08-31 04:02:41,916 INFO L567 ElimStorePlain]: treesize reduction 15, result has 84.8 percent of original size [2019-08-31 04:02:41,931 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:41,931 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-08-31 04:02:41,933 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:41,979 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:41,981 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:02:41,981 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:104, output treesize:78 [2019-08-31 04:02:42,011 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-31 04:02:42,012 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:42,185 WARN L188 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 63 [2019-08-31 04:02:42,186 INFO L567 ElimStorePlain]: treesize reduction 15, result has 88.0 percent of original size [2019-08-31 04:02:42,197 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-31 04:02:42,197 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:42,273 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:42,274 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:42,274 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:130, output treesize:105 [2019-08-31 04:02:42,298 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_5|], 1=[|v_old(#valid)_BEFORE_CALL_5|]} [2019-08-31 04:02:42,308 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-31 04:02:42,309 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:42,376 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:42,391 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:42,391 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-08-31 04:02:42,392 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:42,475 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:42,476 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:02:42,477 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:105, output treesize:94 [2019-08-31 04:02:42,583 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:02:42,772 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-31 04:02:42,807 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-08-31 04:02:42,807 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:42,832 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:42,839 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-08-31 04:02:42,840 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:42,863 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:42,863 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:42,864 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:55, output treesize:47 [2019-08-31 04:02:42,887 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:43,036 WARN L188 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 31 [2019-08-31 04:02:43,036 INFO L341 Elim1Store]: treesize reduction 139, result has 30.8 percent of original size [2019-08-31 04:02:43,037 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 69 [2019-08-31 04:02:43,037 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:43,189 WARN L188 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2019-08-31 04:02:43,190 INFO L567 ElimStorePlain]: treesize reduction 16, result has 90.2 percent of original size [2019-08-31 04:02:43,203 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:43,410 WARN L188 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2019-08-31 04:02:43,411 INFO L341 Elim1Store]: treesize reduction 100, result has 50.2 percent of original size [2019-08-31 04:02:43,411 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 108 [2019-08-31 04:02:43,413 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:43,610 WARN L188 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2019-08-31 04:02:43,611 INFO L567 ElimStorePlain]: treesize reduction 36, result has 79.8 percent of original size [2019-08-31 04:02:43,612 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:43,612 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:173, output treesize:142 [2019-08-31 04:02:43,645 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:02:43,646 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:43,654 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:43,658 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:02:43,658 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:43,665 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:43,665 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:43,666 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:13 [2019-08-31 04:02:43,675 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:02:43,676 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:43,692 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:43,697 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:02:43,698 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:43,720 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:43,720 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:43,721 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:47, output treesize:33 [2019-08-31 04:02:43,722 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-31 04:02:43,754 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-31 04:02:43,755 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:43,818 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:43,826 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-31 04:02:43,826 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:43,901 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:43,901 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:43,902 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:99, output treesize:89 [2019-08-31 04:02:43,910 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_6|], 1=[|v_old(#valid)_BEFORE_CALL_6|]} [2019-08-31 04:02:43,916 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-31 04:02:43,917 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:43,961 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:43,972 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:43,972 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-08-31 04:02:43,973 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,013 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:44,021 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:44,023 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-31 04:02:44,023 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,058 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:44,064 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:44,065 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-31 04:02:44,066 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,093 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:44,094 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,094 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:91, output treesize:48 [2019-08-31 04:02:44,102 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_7|], 1=[|v_old(#valid)_BEFORE_CALL_7|]} [2019-08-31 04:02:44,108 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-31 04:02:44,108 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,147 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:44,157 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:44,158 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-08-31 04:02:44,158 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,192 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:44,199 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:44,200 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-31 04:02:44,200 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,230 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:44,236 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:44,237 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-31 04:02:44,238 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,261 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:44,262 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,262 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:85, output treesize:42 [2019-08-31 04:02:44,276 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-31 04:02:44,291 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:02:44,291 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:02:44,292 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:02:44,294 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:02:44,296 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:02:44,297 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:02:44,298 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:02:44,319 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:02:44,320 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:02:44,321 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:02:44,357 INFO L341 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2019-08-31 04:02:44,358 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 17 [2019-08-31 04:02:44,358 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,374 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:44,406 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:44,407 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 47 [2019-08-31 04:02:44,407 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,453 INFO L567 ElimStorePlain]: treesize reduction 20, result has 73.3 percent of original size [2019-08-31 04:02:44,453 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,454 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:75, output treesize:55 [2019-08-31 04:02:44,466 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:44,468 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 77 [2019-08-31 04:02:44,469 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,475 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:44,476 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 76 [2019-08-31 04:02:44,477 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,578 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2019-08-31 04:02:44,579 INFO L567 ElimStorePlain]: treesize reduction 17, result has 88.0 percent of original size [2019-08-31 04:02:44,586 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:44,589 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 43 [2019-08-31 04:02:44,590 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,596 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:44,597 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 61 [2019-08-31 04:02:44,598 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,645 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:44,646 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-31 04:02:44,647 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:174, output treesize:93 [2019-08-31 04:02:44,671 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 49 [2019-08-31 04:02:44,672 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,678 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 51 [2019-08-31 04:02:44,679 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,685 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 33 [2019-08-31 04:02:44,686 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,692 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2019-08-31 04:02:44,693 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,772 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:44,779 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44 [2019-08-31 04:02:44,779 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,785 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2019-08-31 04:02:44,786 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,792 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 42 [2019-08-31 04:02:44,792 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,798 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2019-08-31 04:02:44,799 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,836 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:44,838 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2019-08-31 04:02:44,838 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:181, output treesize:125 [2019-08-31 04:02:44,853 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2019-08-31 04:02:44,854 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,870 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2019-08-31 04:02:44,871 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,892 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2019-08-31 04:02:44,893 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,906 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2019-08-31 04:02:44,906 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:44,972 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:44,975 INFO L496 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2019-08-31 04:02:44,975 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 9 variables, input treesize:149, output treesize:145 [2019-08-31 04:02:45,092 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 40 [2019-08-31 04:02:45,093 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,102 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2019-08-31 04:02:45,102 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,128 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,131 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2019-08-31 04:02:45,132 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:65, output treesize:63 [2019-08-31 04:02:45,222 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2019-08-31 04:02:45,222 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,229 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 40 [2019-08-31 04:02:45,230 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,252 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,254 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2019-08-31 04:02:45,254 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:65, output treesize:63 [2019-08-31 04:02:45,309 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_8|], 1=[|v_old(#valid)_BEFORE_CALL_8|]} [2019-08-31 04:02:45,314 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-31 04:02:45,314 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,345 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,358 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,359 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-08-31 04:02:45,360 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,389 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,399 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:45,400 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-31 04:02:45,401 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,416 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,420 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:45,421 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-31 04:02:45,421 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,434 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,435 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,435 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:66, output treesize:23 [2019-08-31 04:02:45,438 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_9|], 1=[|v_old(#valid)_BEFORE_CALL_9|]} [2019-08-31 04:02:45,445 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-31 04:02:45,445 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,484 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,494 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,495 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-08-31 04:02:45,495 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,545 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,552 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:45,553 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-31 04:02:45,553 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,586 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,592 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:45,593 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-31 04:02:45,593 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,620 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,620 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,621 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:85, output treesize:42 [2019-08-31 04:02:45,626 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_10|], 1=[|v_old(#valid)_BEFORE_CALL_10|]} [2019-08-31 04:02:45,632 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-31 04:02:45,633 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,687 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,700 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,700 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-08-31 04:02:45,701 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,750 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,758 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:45,759 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-31 04:02:45,759 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,797 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,803 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:45,804 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-31 04:02:45,804 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,834 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,834 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,835 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:91, output treesize:48 [2019-08-31 04:02:45,839 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_11|], 1=[|v_old(#valid)_BEFORE_CALL_11|]} [2019-08-31 04:02:45,846 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-31 04:02:45,846 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,910 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,924 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,924 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-08-31 04:02:45,925 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:45,982 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:45,983 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:02:45,983 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:105, output treesize:94 [2019-08-31 04:02:45,985 INFO L199 IcfgInterpreter]: Interpreting procedure mutex_lock with input of size 60 for LOIs [2019-08-31 04:02:46,013 INFO L199 IcfgInterpreter]: Interpreting procedure ldv_check_final_state with input of size 15 for LOIs [2019-08-31 04:02:46,024 INFO L199 IcfgInterpreter]: Interpreting procedure mutex_unlock with input of size 30 for LOIs [2019-08-31 04:02:46,034 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 04:02:46,034 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 04:02:46,037 INFO L193 IcfgInterpreter]: Reachable states at location ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 365#(and (<= 0 |~#mutexes~0.offset|) (<= |#NULL.base| 0) (< |~#mutexes~0.base| |#StackHeapBarrier|) (or (not (= |~#mutexes~0.offset| (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (not (= |~#mutexes~0.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)))) (<= 0 |#NULL.base|) (not (= |~#mutexes~0.base| 0)) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= |~#mutexes~0.offset| 0)) [2019-08-31 04:02:46,037 INFO L193 IcfgInterpreter]: Reachable states at location mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 341#(exists ((v_prenex_78 Int) (v_prenex_77 Int) (v_foo_~m2~0.base_BEFORE_CALL_7 Int)) (or (and (= (select |old(#length)| v_prenex_77) 8) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (<= 0 |#NULL.base|) (not (= 0 v_prenex_77)) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (not (= |~#mutexes~0.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (<= |~#mutexes~0.offset| 0) (= |mutex_lock_#in~m.offset| 0) (<= 0 |~#mutexes~0.offset|) (< |#StackHeapBarrier| v_prenex_77) (= |#valid| |old(#valid)|) (= |#NULL.offset| 0) (= (select |old(#valid)| v_prenex_77) 1) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (and (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (< |#StackHeapBarrier| v_foo_~m2~0.base_BEFORE_CALL_7) (= (select |old(#valid)| v_foo_~m2~0.base_BEFORE_CALL_7) 1) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (<= 0 |#NULL.base|) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (not (= 0 v_foo_~m2~0.base_BEFORE_CALL_7)) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (<= |~#mutexes~0.offset| 0) (= |mutex_lock_#in~m.offset| 0) (= (select |old(#length)| v_foo_~m2~0.base_BEFORE_CALL_7) 8) (<= 0 |~#mutexes~0.offset|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (and (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= |mutex_lock_#in~m.offset| 0) (<= 0 |mutex_lock_#in~m.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (<= |~#mutexes~0.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.offset| (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (< |#StackHeapBarrier| v_prenex_78) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (<= 0 |#NULL.base|) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (= (select |old(#length)| v_prenex_78) 8) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (not (= 0 v_prenex_78)) (= (select |old(#valid)| v_prenex_78) 1) (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (<= |#NULL.base| 0) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (<= |~#mutexes~0.offset| 0) (= |mutex_lock_#in~m.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.offset| (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (= |#NULL.offset| 0) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (and (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= |mutex_lock_#in~m.offset| 0) (<= 0 |mutex_lock_#in~m.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (not (= |~#mutexes~0.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (<= |~#mutexes~0.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= |mutex_lock_#in~m.offset| 0) (<= 0 |mutex_lock_#in~m.offset|) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (<= |~#mutexes~0.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))) [2019-08-31 04:02:46,038 INFO L193 IcfgInterpreter]: Reachable states at location mutex_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 375#(and (<= 0 mutex_unlock_~m.offset) (<= |#NULL.base| 0) (<= |mutex_unlock_#in~m.offset| 0) (<= 0 |#NULL.base|) (<= mutex_unlock_~m.offset 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= |~#mutexes~0.offset| 0) (= |mutex_unlock_#in~m.offset| 0) (< |#StackHeapBarrier| |mutex_unlock_#in~m.base|) (<= 0 |~#mutexes~0.offset|) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |mutex_unlock_#in~m.offset| mutex_unlock_~m.offset) (= |#valid| |old(#valid)|) (= mutex_unlock_~m.base |mutex_unlock_#in~m.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (not (= |~#mutexes~0.base| 0)) (= |#NULL.offset| 0) (<= 0 |mutex_unlock_#in~m.offset|) (not (= 0 |mutex_unlock_#in~m.base|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2019-08-31 04:02:46,070 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 04:02:46,071 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 04:02:46,072 INFO L168 Benchmark]: Toolchain (without parser) took 6536.13 ms. Allocated memory was 140.5 MB in the beginning and 309.9 MB in the end (delta: 169.3 MB). Free memory was 87.0 MB in the beginning and 89.7 MB in the end (delta: -2.6 MB). Peak memory consumption was 166.7 MB. Max. memory is 7.1 GB. [2019-08-31 04:02:46,073 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 04:02:46,073 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.50 ms. Allocated memory was 140.5 MB in the beginning and 201.3 MB in the end (delta: 60.8 MB). Free memory was 86.8 MB in the beginning and 161.8 MB in the end (delta: -75.0 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-08-31 04:02:46,074 INFO L168 Benchmark]: Boogie Preprocessor took 80.29 ms. Allocated memory is still 201.3 MB. Free memory was 161.8 MB in the beginning and 158.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-08-31 04:02:46,074 INFO L168 Benchmark]: RCFGBuilder took 837.44 ms. Allocated memory is still 201.3 MB. Free memory was 158.1 MB in the beginning and 100.2 MB in the end (delta: 57.9 MB). Peak memory consumption was 57.9 MB. Max. memory is 7.1 GB. [2019-08-31 04:02:46,075 INFO L168 Benchmark]: Sifa took 4889.98 ms. Allocated memory was 201.3 MB in the beginning and 309.9 MB in the end (delta: 108.5 MB). Free memory was 100.2 MB in the beginning and 89.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 119.1 MB. Max. memory is 7.1 GB. [2019-08-31 04:02:46,078 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 722.50 ms. Allocated memory was 140.5 MB in the beginning and 201.3 MB in the end (delta: 60.8 MB). Free memory was 86.8 MB in the beginning and 161.8 MB in the end (delta: -75.0 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.29 ms. Allocated memory is still 201.3 MB. Free memory was 161.8 MB in the beginning and 158.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 837.44 ms. Allocated memory is still 201.3 MB. Free memory was 158.1 MB in the beginning and 100.2 MB in the end (delta: 57.9 MB). Peak memory consumption was 57.9 MB. Max. memory is 7.1 GB. * Sifa took 4889.98 ms. Allocated memory was 201.3 MB in the beginning and 309.9 MB in the end (delta: 108.5 MB). Free memory was 100.2 MB in the beginning and 89.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 119.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 4.8s OVERALL_TIME, 6 ICFG_INTERPRETER_ENTERED_PROCEDURES, 144 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 107 TOOLS_POST_APPLICATIONS, 1.8s TOOLS_POST_TIME, 29 TOOLS_POST_CALL_APPLICATIONS, 1.5s TOOLS_POST_CALL_TIME, 23 TOOLS_POST_RETURN_APPLICATIONS, 1.0s TOOLS_POST_RETURN_TIME, 4.2s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 156 FLUID_QUERIES, 4 FLUID_YES_ANSWERS, 40 DOMAIN_JOIN_APPLICATIONS, 0.1s DOMAIN_JOIN_TIME, 4 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 6 DOMAIN_WIDEN_APPLICATIONS, 0.1s DOMAIN_WIDEN_TIME, 12 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.1s DOMAIN_ISSUBSETEQ_TIME, 11 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 6 LOOP_SUMMARIZER_APPLICATIONS, 6 LOOP_SUMMARIZER_CACHE_MISSES, 1.2s LOOP_SUMMARIZER_OVERALL_TIME, 1.2s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 12 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 23 CALL_SUMMARIZER_APPLICATIONS, 14 CALL_SUMMARIZER_CACHE_MISSES, 2.7s CALL_SUMMARIZER_OVERALL_TIME, 2.7s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 253 DAG_COMPRESSION_PROCESSED_NODES, 148 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 664]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 365#(and (<= 0 |~#mutexes~0.offset|) (<= |#NULL.base| 0) (< |~#mutexes~0.base| |#StackHeapBarrier|) (or (not (= |~#mutexes~0.offset| (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (not (= |~#mutexes~0.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)))) (<= 0 |#NULL.base|) (not (= |~#mutexes~0.base| 0)) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= |~#mutexes~0.offset| 0)). Possible FailurePath: - UnprovableResult [Line: 656]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 341#(exists ((v_prenex_78 Int) (v_prenex_77 Int) (v_foo_~m2~0.base_BEFORE_CALL_7 Int)) (or (and (= (select |old(#length)| v_prenex_77) 8) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (<= 0 |#NULL.base|) (not (= 0 v_prenex_77)) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (not (= |~#mutexes~0.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (<= |~#mutexes~0.offset| 0) (= |mutex_lock_#in~m.offset| 0) (<= 0 |~#mutexes~0.offset|) (< |#StackHeapBarrier| v_prenex_77) (= |#valid| |old(#valid)|) (= |#NULL.offset| 0) (= (select |old(#valid)| v_prenex_77) 1) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (and (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (< |#StackHeapBarrier| v_foo_~m2~0.base_BEFORE_CALL_7) (= (select |old(#valid)| v_foo_~m2~0.base_BEFORE_CALL_7) 1) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (<= 0 |#NULL.base|) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (not (= 0 v_foo_~m2~0.base_BEFORE_CALL_7)) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (<= |~#mutexes~0.offset| 0) (= |mutex_lock_#in~m.offset| 0) (= (select |old(#length)| v_foo_~m2~0.base_BEFORE_CALL_7) 8) (<= 0 |~#mutexes~0.offset|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (and (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= |mutex_lock_#in~m.offset| 0) (<= 0 |mutex_lock_#in~m.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (<= |~#mutexes~0.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.offset| (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (< |#StackHeapBarrier| v_prenex_78) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (<= 0 |#NULL.base|) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (= (select |old(#length)| v_prenex_78) 8) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (not (= 0 v_prenex_78)) (= (select |old(#valid)| v_prenex_78) 1) (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (<= |#NULL.base| 0) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (<= |~#mutexes~0.offset| 0) (= |mutex_lock_#in~m.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.offset| (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (= |#NULL.offset| 0) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (and (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= |mutex_lock_#in~m.offset| 0) (<= 0 |mutex_lock_#in~m.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (not (= |~#mutexes~0.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (<= |~#mutexes~0.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= |mutex_lock_#in~m.offset| 0) (<= 0 |mutex_lock_#in~m.offset|) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (<= |~#mutexes~0.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))). Possible FailurePath: - UnprovableResult [Line: 660]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 375#(and (<= 0 mutex_unlock_~m.offset) (<= |#NULL.base| 0) (<= |mutex_unlock_#in~m.offset| 0) (<= 0 |#NULL.base|) (<= mutex_unlock_~m.offset 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= |~#mutexes~0.offset| 0) (= |mutex_unlock_#in~m.offset| 0) (< |#StackHeapBarrier| |mutex_unlock_#in~m.base|) (<= 0 |~#mutexes~0.offset|) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |mutex_unlock_#in~m.offset| mutex_unlock_~m.offset) (= |#valid| |old(#valid)|) (= mutex_unlock_~m.base |mutex_unlock_#in~m.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (not (= |~#mutexes~0.base| 0)) (= |#NULL.offset| 0) (<= 0 |mutex_unlock_#in~m.offset|) (not (= 0 |mutex_unlock_#in~m.base|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...